diff options
| author | Erich Keane <erich.keane@intel.com> | 2017-07-21 22:37:03 +0000 |
|---|---|---|
| committer | Erich Keane <erich.keane@intel.com> | 2017-07-21 22:37:03 +0000 |
| commit | 60dfdd64300c9a08bd11d0cccd5c8d1548fbbe23 (patch) | |
| tree | 23cca844134e6212c0bdf2517996693c2d8ce08c /lib/Basic/Targets.cpp | |
| parent | e06c4a453200d7ba4ea83124dcab5f22ef9f12e7 (diff) | |
Break up Targets.cpp into a header/impl pair per target type[NFCI]
Targets.cpp is getting unwieldy, and even minor changes cause the entire thing
to cause recompilation for everyone. This patch bites the bullet and breaks
it up into a number of files.
I tended to keep function definitions in the class declaration unless it
caused additional includes to be necessary. In those cases, I pulled it
over into the .cpp file. Content is copy/paste for the most part,
besides includes/format/etc.
Differential Revision: https://reviews.llvm.org/D35701
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@308791 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Basic/Targets.cpp')
| -rw-r--r-- | lib/Basic/Targets.cpp | 9635 |
1 files changed, 36 insertions, 9599 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp index d488ed1dbd..8028a5ea05 100644 --- a/lib/Basic/Targets.cpp +++ b/lib/Basic/Targets.cpp @@ -12,30 +12,37 @@ // //===----------------------------------------------------------------------===// -#include "clang/Basic/Builtins.h" -#include "clang/Basic/Cuda.h" +#include "Targets.h" + +#include "Targets/AArch64.h" +#include "Targets/AMDGPU.h" +#include "Targets/ARM.h" +#include "Targets/AVR.h" +#include "Targets/BPF.h" +#include "Targets/Hexagon.h" +#include "Targets/Lanai.h" +#include "Targets/Le64.h" +#include "Targets/MSP430.h" +#include "Targets/Mips.h" +#include "Targets/NVPTX.h" +#include "Targets/Nios2.h" +#include "Targets/OSTargets.h" +#include "Targets/PNaCl.h" +#include "Targets/PPC.h" +#include "Targets/SPIR.h" +#include "Targets/Sparc.h" +#include "Targets/SystemZ.h" +#include "Targets/TCE.h" +#include "Targets/WebAssembly.h" +#include "Targets/X86.h" +#include "Targets/XCore.h" #include "clang/Basic/Diagnostic.h" -#include "clang/Basic/LangOptions.h" -#include "clang/Basic/MacroBuilder.h" -#include "clang/Basic/TargetBuiltins.h" -#include "clang/Basic/TargetInfo.h" -#include "clang/Basic/TargetOptions.h" -#include "clang/Basic/Version.h" -#include "clang/Frontend/CodeGenOptions.h" -#include "llvm/ADT/APFloat.h" -#include "llvm/ADT/STLExtras.h" -#include "llvm/ADT/StringExtras.h" -#include "llvm/ADT/StringRef.h" -#include "llvm/ADT/StringSwitch.h" #include "llvm/ADT/Triple.h" -#include "llvm/MC/MCSectionMachO.h" -#include "llvm/Support/ErrorHandling.h" -#include "llvm/Support/TargetParser.h" -#include <algorithm> -#include <memory> using namespace clang; +namespace clang { +namespace targets { //===----------------------------------------------------------------------===// // Common code shared among targets. //===----------------------------------------------------------------------===// @@ -43,8 +50,8 @@ using namespace clang; /// DefineStd - Define a macro name and standard variants. For example if /// MacroName is "unix", then this will define "__unix", "__unix__", and "unix" /// when in GNU mode. -static void DefineStd(MacroBuilder &Builder, StringRef MacroName, - const LangOptions &Opts) { +void DefineStd(MacroBuilder &Builder, StringRef MacroName, + const LangOptions &Opts) { assert(MacroName[0] != '_' && "Identifier should be in the user's namespace"); // If in GNU mode (e.g. -std=gnu99 but not -std=c99) define the raw identifier @@ -59,9598 +66,25 @@ static void DefineStd(MacroBuilder &Builder, StringRef MacroName, Builder.defineMacro("__" + MacroName + "__"); } -static void defineCPUMacros(MacroBuilder &Builder, StringRef CPUName, - bool Tuning = true) { +void defineCPUMacros(MacroBuilder &Builder, StringRef CPUName, bool Tuning) { Builder.defineMacro("__" + CPUName); Builder.defineMacro("__" + CPUName + "__"); if (Tuning) Builder.defineMacro("__tune_" + CPUName + "__"); } -static TargetInfo *AllocateTarget(const llvm::Triple &Triple, - const TargetOptions &Opts); - -//===----------------------------------------------------------------------===// -// Defines specific to certain operating systems. -//===----------------------------------------------------------------------===// - -namespace { -template<typename TgtInfo> -class OSTargetInfo : public TgtInfo { -protected: - virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const=0; -public: - OSTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : TgtInfo(Triple, Opts) {} - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - TgtInfo::getTargetDefines(Opts, Builder); - getOSDefines(Opts, TgtInfo::getTriple(), Builder); - } - -}; - -// CloudABI Target -template <typename Target> -class CloudABITargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - Builder.defineMacro("__CloudABI__"); - Builder.defineMacro("__ELF__"); - - // CloudABI uses ISO/IEC 10646:2012 for wchar_t, char16_t and char32_t. - Builder.defineMacro("__STDC_ISO_10646__", "201206L"); - Builder.defineMacro("__STDC_UTF_16__"); - Builder.defineMacro("__STDC_UTF_32__"); - } - -public: - CloudABITargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) {} -}; - -// Ananas target -template<typename Target> -class AnanasTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // Ananas defines - Builder.defineMacro("__Ananas__"); - Builder.defineMacro("__ELF__"); - } -public: - AnanasTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) {} -}; - -static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts, - const llvm::Triple &Triple, - StringRef &PlatformName, - VersionTuple &PlatformMinVersion) { - Builder.defineMacro("__APPLE_CC__", "6000"); - Builder.defineMacro("__APPLE__"); - Builder.defineMacro("__STDC_NO_THREADS__"); - Builder.defineMacro("OBJC_NEW_PROPERTIES"); - // AddressSanitizer doesn't play well with source fortification, which is on - // by default on Darwin. - if (Opts.Sanitize.has(SanitizerKind::Address)) - Builder.defineMacro("_FORTIFY_SOURCE", "0"); - - // Darwin defines __weak, __strong, and __unsafe_unretained even in C mode. - if (!Opts.ObjC1) { - // __weak is always defined, for use in blocks and with objc pointers. - Builder.defineMacro("__weak", "__attribute__((objc_gc(weak)))"); - Builder.defineMacro("__strong", ""); - Builder.defineMacro("__unsafe_unretained", ""); - } - - if (Opts.Static) - Builder.defineMacro("__STATIC__"); - else - Builder.defineMacro("__DYNAMIC__"); - - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - - // Get the platform type and version number from the triple. - unsigned Maj, Min, Rev; - if (Triple.isMacOSX()) { - Triple.getMacOSXVersion(Maj, Min, Rev); - PlatformName = "macos"; - } else { - Triple.getOSVersion(Maj, Min, Rev); - PlatformName = llvm::Triple::getOSTypeName(Triple.getOS()); - } - - // If -target arch-pc-win32-macho option specified, we're - // generating code for Win32 ABI. No need to emit - // __ENVIRONMENT_XX_OS_VERSION_MIN_REQUIRED__. - if (PlatformName == "win32") { - PlatformMinVersion = VersionTuple(Maj, Min, Rev); - return; - } - - // Set the appropriate OS version define. - if (Triple.isiOS()) { - assert(Maj < 100 && Min < 100 && Rev < 100 && "Invalid version!"); - char Str[7]; - if (Maj < 10) { - Str[0] = '0' + Maj; - Str[1] = '0' + (Min / 10); - Str[2] = '0' + (Min % 10); - Str[3] = '0' + (Rev / 10); - Str[4] = '0' + (Rev % 10); - Str[5] = '\0'; - } else { - // Handle versions >= 10. - Str[0] = '0' + (Maj / 10); - Str[1] = '0' + (Maj % 10); - Str[2] = '0' + (Min / 10); - Str[3] = '0' + (Min % 10); - Str[4] = '0' + (Rev / 10); - Str[5] = '0' + (Rev % 10); - Str[6] = '\0'; - } - if (Triple.isTvOS()) - Builder.defineMacro("__ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__", Str); - else - Builder.defineMacro("__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", - Str); - - } else if (Triple.isWatchOS()) { - assert(Maj < 10 && Min < 100 && Rev < 100 && "Invalid version!"); - char Str[6]; - Str[0] = '0' + Maj; - Str[1] = '0' + (Min / 10); - Str[2] = '0' + (Min % 10); - Str[3] = '0' + (Rev / 10); - Str[4] = '0' + (Rev % 10); - Str[5] = '\0'; - Builder.defineMacro("__ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__", Str); - } else if (Triple.isMacOSX()) { - // Note that the Driver allows versions which aren't representable in the - // define (because we only get a single digit for the minor and micro - // revision numbers). So, we limit them to the maximum representable - // version. - assert(Maj < 100 && Min < 100 && Rev < 100 && "Invalid version!"); - char Str[7]; - if (Maj < 10 || (Maj == 10 && Min < 10)) { - Str[0] = '0' + (Maj / 10); - Str[1] = '0' + (Maj % 10); - Str[2] = '0' + std::min(Min, 9U); - Str[3] = '0' + std::min(Rev, 9U); - Str[4] = '\0'; - } else { - // Handle versions > 10.9. - Str[0] = '0' + (Maj / 10); - Str[1] = '0' + (Maj % 10); - Str[2] = '0' + (Min / 10); - Str[3] = '0' + (Min % 10); - Str[4] = '0' + (Rev / 10); - Str[5] = '0' + (Rev % 10); - Str[6] = '\0'; - } - Builder.defineMacro("__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__", Str); - } - - // Tell users about the kernel if there is one. - if (Triple.isOSDarwin()) - Builder.defineMacro("__MACH__"); - - // The Watch ABI uses Dwarf EH. - if(Triple.isWatchABI()) - Builder.defineMacro("__ARM_DWARF_EH__"); - - PlatformMinVersion = VersionTuple(Maj, Min, Rev); -} - -template<typename Target> -class DarwinTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - getDarwinDefines(Builder, Opts, Triple, this->PlatformName, - this->PlatformMinVersion); - } - -public: - DarwinTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - // By default, no TLS, and we whitelist permitted architecture/OS - // combinations. - this->TLSSupported = false; - - if (Triple.isMacOSX()) - this->TLSSupported = !Triple.isMacOSXVersionLT(10, 7); - else if (Triple.isiOS()) { - // 64-bit iOS supported it from 8 onwards, 32-bit from 9 onwards. - if (Triple.getArch() == llvm::Triple::x86_64 || - Triple.getArch() == llvm::Triple::aarch64) - this->TLSSupported = !Triple.isOSVersionLT(8); - else if (Triple.getArch() == llvm::Triple::x86 || - Triple.getArch() == llvm::Triple::arm || - Triple.getArch() == llvm::Triple::thumb) - this->TLSSupported = !Triple.isOSVersionLT(9); - } else if (Triple.isWatchOS()) - this->TLSSupported = !Triple.isOSVersionLT(2); - - this->MCountName = "\01mcount"; - } - - std::string isValidSectionSpecifier(StringRef SR) const override { - // Let MCSectionMachO validate this. - StringRef Segment, Section; - unsigned TAA, StubSize; - bool HasTAA; - return llvm::MCSectionMachO::ParseSectionSpecifier(SR, Segment, Section, - TAA, HasTAA, StubSize); - } - - const char *getStaticInitSectionSpecifier() const override { - // FIXME: We should return 0 when building kexts. - return "__TEXT,__StaticInit,regular,pure_instructions"; - } - - /// Darwin does not support protected visibility. Darwin's "default" - /// is very similar to ELF's "protected"; Darwin requires a "weak" - /// attribute on declarations that can be dynamically replaced. - bool hasProtectedVisibility() const override { - return false; - } - - unsigned getExnObjectAlignment() const override { - // The alignment of an exception object is 8-bytes for darwin since - // libc++abi doesn't declare _Unwind_Exception with __attribute__((aligned)) - // and therefore doesn't guarantee 16-byte alignment. - return 64; - } -}; - - -// DragonFlyBSD Target -template<typename Target> -class DragonFlyBSDTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // DragonFly defines; list based off of gcc output - Builder.defineMacro("__DragonFly__"); - Builder.defineMacro("__DragonFly_cc_version", "100001"); - Builder.defineMacro("__ELF__"); - Builder.defineMacro("__KPRINTF_ATTRIBUTE__"); - Builder.defineMacro("__tune_i386__"); - DefineStd(Builder, "unix", Opts); - } -public: - DragonFlyBSDTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - switch (Triple.getArch()) { - default: - case llvm::Triple::x86: - case llvm::Triple::x86_64: - this->MCountName = ".mcount"; - break; - } - } -}; - -#ifndef FREEBSD_CC_VERSION -#define FREEBSD_CC_VERSION 0U -#endif - -// FreeBSD Target -template<typename Target> -class FreeBSDTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // FreeBSD defines; list based off of gcc output - - unsigned Release = Triple.getOSMajorVersion(); - if (Release == 0U) - Release = 8U; - unsigned CCVersion = FREEBSD_CC_VERSION; - if (CCVersion == 0U) - CCVersion = Release * 100000U + 1U; - - Builder.defineMacro("__FreeBSD__", Twine(Release)); - Builder.defineMacro("__FreeBSD_cc_version", Twine(CCVersion)); - Builder.defineMacro("__KPRINTF_ATTRIBUTE__"); - DefineStd(Builder, "unix", Opts); - Builder.defineMacro("__ELF__"); - - // On FreeBSD, wchar_t contains the number of the code point as - // used by the character set of the locale. These character sets are - // not necessarily a superset of ASCII. - // - // FIXME: This is wrong; the macro refers to the numerical values - // of wchar_t *literals*, which are not locale-dependent. However, - // FreeBSD systems apparently depend on us getting this wrong, and - // setting this to 1 is conforming even if all the basic source - // character literals have the same encoding as char and wchar_t. - Builder.defineMacro("__STDC_MB_MIGHT_NEQ_WC__", "1"); - } -public: - FreeBSDTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - switch (Triple.getArch()) { - default: - case llvm::Triple::x86: - case llvm::Triple::x86_64: - this->MCountName = ".mcount"; - break; - case llvm::Triple::mips: - case llvm::Triple::mipsel: - case llvm::Triple::ppc: - case llvm::Triple::ppc64: - case llvm::Triple::ppc64le: - this->MCountName = "_mcount"; - break; - case llvm::Triple::arm: - this->MCountName = "__mcount"; - break; - } - } -}; - -// GNU/kFreeBSD Target -template<typename Target> -class KFreeBSDTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // GNU/kFreeBSD defines; list based off of gcc output - - DefineStd(Builder, "unix", Opts); - Builder.defineMacro("__FreeBSD_kernel__"); - Builder.defineMacro("__GLIBC__"); - Builder.defineMacro("__ELF__"); - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - } -public: - KFreeBSDTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) {} -}; - -// Haiku Target -template<typename Target> -class HaikuTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // Haiku defines; list based off of gcc output - Builder.defineMacro("__HAIKU__"); - Builder.defineMacro("__ELF__"); - DefineStd(Builder, "unix", Opts); - } -public: - HaikuTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->SizeType = TargetInfo::UnsignedLong; - this->IntPtrType = TargetInfo::SignedLong; - this->PtrDiffType = TargetInfo::SignedLong; - this->ProcessIDType = TargetInfo::SignedLong; - this->TLSSupported = false; - - } -}; - -// Minix Target -template<typename Target> -class MinixTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // Minix defines - - Builder.defineMacro("__minix", "3"); - Builder.defineMacro("_EM_WSIZE", "4"); - Builder.defineMacro("_EM_PSIZE", "4"); - Builder.defineMacro("_EM_SSIZE", "2"); - Builder.defineMacro("_EM_LSIZE", "4"); - Builder.defineMacro("_EM_FSIZE", "4"); - Builder.defineMacro("_EM_DSIZE", "8"); - Builder.defineMacro("__ELF__"); - DefineStd(Builder, "unix", Opts); - } -public: - MinixTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) {} -}; - -// Linux target -template<typename Target> -class LinuxTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // Linux defines; list based off of gcc output - DefineStd(Builder, "unix", Opts); - DefineStd(Builder, "linux", Opts); - Builder.defineMacro("__gnu_linux__"); - Builder.defineMacro("__ELF__"); - if (Triple.isAndroid()) { - Builder.defineMacro("__ANDROID__", "1"); - unsigned Maj, Min, Rev; - Triple.getEnvironmentVersion(Maj, Min, Rev); - this->PlatformName = "android"; - this->PlatformMinVersion = VersionTuple(Maj, Min, Rev); - if (Maj) - Builder.defineMacro("__ANDROID_API__", Twine(Maj)); - } - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - if (this->HasFloat128) - Builder.defineMacro("__FLOAT128__"); - } -public: - LinuxTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->WIntType = TargetInfo::UnsignedInt; - - switch (Triple.getArch()) { - default: - break; - case llvm::Triple::mips: - case llvm::Triple::mipsel: - case llvm::Triple::mips64: - case llvm::Triple::mips64el: - case llvm::Triple::ppc: - case llvm::Triple::ppc64: - case llvm::Triple::ppc64le: - this->MCountName = "_mcount"; - break; - case llvm::Triple::x86: - case llvm::Triple::x86_64: - case llvm::Triple::systemz: - this->HasFloat128 = true; - break; - } - } - - const char *getStaticInitSectionSpecifier() const override { - return ".text.startup"; - } -}; - -// NetBSD Target -template<typename Target> -class NetBSDTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // NetBSD defines; list based off of gcc output - Builder.defineMacro("__NetBSD__"); - Builder.defineMacro("__unix__"); - Builder.defineMacro("__ELF__"); - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - - switch (Triple.getArch()) { - default: - break; - case llvm::Triple::arm: - case llvm::Triple::armeb: - case llvm::Triple::thumb: - case llvm::Triple::thumbeb: - Builder.defineMacro("__ARM_DWARF_EH__"); - break; - } - } -public: - NetBSDTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->MCountName = "_mcount"; - } -}; - -// OpenBSD Target -template<typename Target> -class OpenBSDTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // OpenBSD defines; list based off of gcc output - - Builder.defineMacro("__OpenBSD__"); - DefineStd(Builder, "unix", Opts); - Builder.defineMacro("__ELF__"); - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - if (this->HasFloat128) - Builder.defineMacro("__FLOAT128__"); - } -public: - OpenBSDTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - switch (Triple.getArch()) { - case llvm::Triple::x86: - case llvm::Triple::x86_64: - this->HasFloat128 = true; - // FALLTHROUGH - default: - this->MCountName = "__mcount"; - break; - case llvm::Triple::mips64: - case llvm::Triple::mips64el: - case llvm::Triple::ppc: - case llvm::Triple::sparcv9: - this->MCountName = "_mcount"; - break; - } - } -}; - -// Bitrig Target -template<typename Target> -class BitrigTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // Bitrig defines; list based off of gcc output - - Builder.defineMacro("__Bitrig__"); - DefineStd(Builder, "unix", Opts); - Builder.defineMacro("__ELF__"); - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - - switch (Triple.getArch()) { - default: - break; - case llvm::Triple::arm: - case llvm::Triple::armeb: - case llvm::Triple::thumb: - case llvm::Triple::thumbeb: - Builder.defineMacro("__ARM_DWARF_EH__"); - break; - } - } -public: - BitrigTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->MCountName = "__mcount"; - } -}; - -// PSP Target -template<typename Target> -class PSPTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // PSP defines; list based on the output of the pspdev gcc toolchain. - Builder.defineMacro("PSP"); - Builder.defineMacro("_PSP"); - Builder.defineMacro("__psp__"); - Builder.defineMacro("__ELF__"); - } -public: - PSPTargetInfo(const llvm::Triple &Triple) : OSTargetInfo<Target>(Triple) {} -}; - -// PS3 PPU Target -template<typename Target> -class PS3PPUTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // PS3 PPU defines. - Builder.defineMacro("__PPC__"); - Builder.defineMacro("__PPU__"); - Builder.defineMacro("__CELLOS_LV2__"); - Builder.defineMacro("__ELF__"); - Builder.defineMacro("__LP32__"); - Builder.defineMacro("_ARCH_PPC64"); - Builder.defineMacro("__powerpc64__"); - } -public: - PS3PPUTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->LongWidth = this->LongAlign = 32; - this->PointerWidth = this->PointerAlign = 32; - this->IntMaxType = TargetInfo::SignedLongLong; - this->Int64Type = TargetInfo::SignedLongLong; - this->SizeType = TargetInfo::UnsignedInt; - this->resetDataLayout("E-m:e-p:32:32-i64:64-n32:64"); - } -}; - -template <typename Target> -class PS4OSTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - Builder.defineMacro("__FreeBSD__", "9"); - Builder.defineMacro("__FreeBSD_cc_version", "900001"); - Builder.defineMacro("__KPRINTF_ATTRIBUTE__"); - DefineStd(Builder, "unix", Opts); - Builder.defineMacro("__ELF__"); - Builder.defineMacro("__ORBIS__"); - } -public: - PS4OSTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->WCharType = this->UnsignedShort; - - // On PS4, TLS variable cannot be aligned to more than 32 bytes (256 bits). - this->MaxTLSAlign = 256; - - // On PS4, do not honor explicit bit field alignment, - // as in "__attribute__((aligned(2))) int b : 1;". - this->UseExplicitBitFieldAlignment = false; - - switch (Triple.getArch()) { - default: - case llvm::Triple::x86_64: - this->MCountName = ".mcount"; - break; - } - } -}; - -// Solaris target -template<typename Target> -class SolarisTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - DefineStd(Builder, "sun", Opts); - DefineStd(Builder, "unix", Opts); - Builder.defineMacro("__ELF__"); - Builder.defineMacro("__svr4__"); - Builder.defineMacro("__SVR4"); - // Solaris headers require _XOPEN_SOURCE to be set to 600 for C99 and - // newer, but to 500 for everything else. feature_test.h has a check to - // ensure that you are not using C99 with an old version of X/Open or C89 - // with a new version. - if (Opts.C99) - Builder.defineMacro("_XOPEN_SOURCE", "600"); - else - Builder.defineMacro("_XOPEN_SOURCE", "500"); - if (Opts.CPlusPlus) - Builder.defineMacro("__C99FEATURES__"); - Builder.defineMacro("_LARGEFILE_SOURCE"); - Builder.defineMacro("_LARGEFILE64_SOURCE"); - Builder.defineMacro("__EXTENSIONS__"); - Builder.defineMacro("_REENTRANT"); - } -public: - SolarisTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->WCharType = this->SignedInt; - // FIXME: WIntType should be SignedLong - } -}; - -// Windows target -template<typename Target> -class WindowsTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - Builder.defineMacro("_WIN32"); - } - void getVisualStudioDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - if (Opts.CPlusPlus) { - if (Opts.RTTIData) - Builder.defineMacro("_CPPRTTI"); - - if (Opts.CXXExceptions) - Builder.defineMacro("_CPPUNWIND"); - } - - if (Opts.Bool) - Builder.defineMacro("__BOOL_DEFINED"); - - if (!Opts.CharIsSigned) - Builder.defineMacro("_CHAR_UNSIGNED"); - - // FIXME: POSIXThreads isn't exactly the option this should be defined for, - // but it works for now. - if (Opts.POSIXThreads) - Builder.defineMacro("_MT"); - - if (Opts.MSCompatibilityVersion) { - Builder.defineMacro("_MSC_VER", - Twine(Opts.MSCompatibilityVersion / 100000)); - Builder.defineMacro("_MSC_FULL_VER", Twine(Opts.MSCompatibilityVersion)); - // FIXME We cannot encode the revision information into 32-bits - Builder.defineMacro("_MSC_BUILD", Twine(1)); - - if (Opts.CPlusPlus11 && Opts.isCompatibleWithMSVC(LangOptions::MSVC2015)) - Builder.defineMacro("_HAS_CHAR16_T_LANGUAGE_SUPPORT", Twine(1)); - - if (Opts.isCompatibleWithMSVC(LangOptions::MSVC2015)) { - if (Opts.CPlusPlus1z) - Builder.defineMacro("_MSVC_LANG", "201403L"); - else if (Opts.CPlusPlus14) - Builder.defineMacro("_MSVC_LANG", "201402L"); - } - } - - if (Opts.MicrosoftExt) { - Builder.defineMacro("_MSC_EXTENSIONS"); - - if (Opts.CPlusPlus11) { - Builder.defineMacro("_RVALUE_REFERENCES_V2_SUPPORTED"); - Builder.defineMacro("_RVALUE_REFERENCES_SUPPORTED"); - Builder.defineMacro("_NATIVE_NULLPTR_SUPPORTED"); - } - } - - Builder.defineMacro("_INTEGRAL_MAX_BITS", "64"); - } - -public: - WindowsTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) {} -}; - -template <typename Target> -class NaClTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - - DefineStd(Builder, "unix", Opts); - Builder.defineMacro("__ELF__"); - Builder.defineMacro("__native_client__"); - } - -public: - NaClTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->LongAlign = 32; - this->LongWidth = 32; - this->PointerAlign = 32; - this->PointerWidth = 32; - this->IntMaxType = TargetInfo::SignedLongLong; - this->Int64Type = TargetInfo::SignedLongLong; - this->DoubleAlign = 64; - this->LongDoubleWidth = 64; - this->LongDoubleAlign = 64; - this->LongLongWidth = 64; - this->LongLongAlign = 64; - this->SizeType = TargetInfo::UnsignedInt; - this->PtrDiffType = TargetInfo::SignedInt; - this->IntPtrType = TargetInfo::SignedInt; - // RegParmMax is inherited from the underlying architecture. - this->LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - if (Triple.getArch() == llvm::Triple::arm) { - // Handled in ARM's setABI(). - } else if (Triple.getArch() == llvm::Triple::x86) { - this->resetDataLayout("e-m:e-p:32:32-i64:64-n8:16:32-S128"); - } else if (Triple.getArch() == llvm::Triple::x86_64) { - this->resetDataLayout("e-m:e-p:32:32-i64:64-n8:16:32:64-S128"); - } else if (Triple.getArch() == llvm::Triple::mipsel) { - // Handled on mips' setDataLayout. - } else { - assert(Triple.getArch() == llvm::Triple::le32); - this->resetDataLayout("e-p:32:32-i64:64"); - } - } -}; - -// Fuchsia Target -template<typename Target> -class FuchsiaTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - Builder.defineMacro("__Fuchsia__"); - Builder.defineMacro("__ELF__"); - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - // Required by the libc++ locale support. - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - } -public: - FuchsiaTargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->MCountName = "__mcount"; - } -}; - -// WebAssembly target -template <typename Target> -class WebAssemblyOSTargetInfo : public OSTargetInfo<Target> { - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const final { - // A common platform macro. - if (Opts.POSIXThreads) - Builder.defineMacro("_REENTRANT"); - // Follow g++ convention and predefine _GNU_SOURCE for C++. - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - } - - // As an optimization, group static init code together in a section. - const char *getStaticInitSectionSpecifier() const final { - return ".text.__startup"; - } - -public: - explicit WebAssemblyOSTargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - this->MCountName = "__mcount"; - this->TheCXXABI.set(TargetCXXABI::WebAssembly); - } -}; - -//===----------------------------------------------------------------------===// -// Specific target implementations. -//===----------------------------------------------------------------------===// - -// PPC abstract base class -class PPCTargetInfo : public TargetInfo { - static const Builtin::Info BuiltinInfo[]; - static const char * const GCCRegNames[]; - static const TargetInfo::GCCRegAlias GCCRegAliases[]; - std::string CPU; - - // Target cpu features. - bool HasAltivec; - bool HasVSX; - bool HasP8Vector; - bool HasP8Crypto; - bool HasDirectMove; - bool HasQPX; - bool HasHTM; - bool HasBPERMD; - bool HasExtDiv; - bool HasP9Vector; - -protected: - std::string ABI; - -public: - PPCTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple), HasAltivec(false), HasVSX(false), HasP8Vector(false), - HasP8Crypto(false), HasDirectMove(false), HasQPX(false), HasHTM(false), - HasBPERMD(false), HasExtDiv(false), HasP9Vector(false) { - SuitableAlign = 128; - SimdDefaultAlign = 128; - LongDoubleWidth = LongDoubleAlign = 128; - LongDoubleFormat = &llvm::APFloat::PPCDoubleDouble(); - } - - /// \brief Flags for architecture specific defines. - typedef enum { - ArchDefineNone = 0, - ArchDefineName = 1 << 0, // <name> is substituted for arch name. - ArchDefinePpcgr = 1 << 1, - ArchDefinePpcsq = 1 << 2, - ArchDefine440 = 1 << 3, - ArchDefine603 = 1 << 4, - ArchDefine604 = 1 << 5, - ArchDefinePwr4 = 1 << 6, - ArchDefinePwr5 = 1 << 7, - ArchDefinePwr5x = 1 << 8, - ArchDefinePwr6 = 1 << 9, - ArchDefinePwr6x = 1 << 10, - ArchDefinePwr7 = 1 << 11, - ArchDefinePwr8 = 1 << 12, - ArchDefinePwr9 = 1 << 13, - ArchDefineA2 = 1 << 14, - ArchDefineA2q = 1 << 15 - } ArchDefineTypes; - - // Set the language option for altivec based on our value. - void adjust(LangOptions &Opts) override { - if (HasAltivec) - Opts.AltiVec = 1; - TargetInfo::adjust(Opts); - } - - // Note: GCC recognizes the following additional cpus: - // 401, 403, 405, 405fp, 440fp, 464, 464fp, 476, 476fp, 505, 740, 801, - // 821, 823, 8540, 8548, e300c2, e300c3, e500mc64, e6500, 860, cell, - // titan, rs64. - bool isValidCPUName(StringRef Name) const override { - return llvm::StringSwitch<bool>(Name) - .Case("generic", true) - .Case("440", true) - .Case("450", true) - .Case("601", true) - .Case("602", true) - .Case("603", true) - .Case("603e", true) - .Case("603ev", true) - .Case("604", true) - .Case("604e", true) - .Case("620", true) - .Case("630", true) - .Case("g3", true) - .Case("7400", true) - .Case("g4", true) - .Case("7450", true) - .Case("g4+", true) - .Case("750", true) - .Case("970", true) - .Case("g5", true) - .Case("a2", true) - .Case("a2q", true) - .Case("e500mc", true) - .Case("e5500", true) - .Case("power3", true) - .Case("pwr3", true) - .Case("power4", true) - .Case("pwr4", true) - .Case("power5", true) - .Case("pwr5", true) - .Case("power5x", true) - .Case("pwr5x", true) - .Case("power6", true) - .Case("pwr6", true) - .Case("power6x", true) - .Case("pwr6x", true) - .Case("power7", true) - .Case("pwr7", true) - .Case("power8", true) - .Case("pwr8", true) - .Case("power9", true) - .Case("pwr9", true) - .Case("powerpc", true) - .Case("ppc", true) - .Case("powerpc64", true) - .Case("ppc64", true) - .Case("powerpc64le", true) - .Case("ppc64le", true) - .Default(false); - } - - bool setCPU(const std::string &Name) override { - bool CPUKnown = isValidCPUName(Name); - if (CPUKnown) - CPU = Name; - return CPUKnown; - } - - - StringRef getABI() const override { return ABI; } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::PPC::LastTSBuiltin-Builtin::FirstTSBuiltin); - } - - bool isCLZForZeroUndef() const override { return false; } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override; - - bool - initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, - const std::vector<std::string> &FeaturesVec) const override; - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override; - bool hasFeature(StringRef Feature) const override; - void setFeatureEnabled(llvm::StringMap<bool> &Features, StringRef Name, - bool Enabled) const override; - - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - default: return false; - case 'O': // Zero - break; - case 'b': // Base register - case 'f': // Floating point register - Info.setAllowsRegister(); - break; - // FIXME: The following are added to allow parsing. - // I just took a guess at what the actions should be. - // Also, is more specific checking needed? I.e. specific registers? - case 'd': // Floating point register (containing 64-bit value) - case 'v': // Altivec vector register - Info.setAllowsRegister(); - break; - case 'w': - switch (Name[1]) { - case 'd':// VSX vector register to hold vector double data - case 'f':// VSX vector register to hold vector float data - case 's':// VSX vector register to hold scalar float data - case 'a':// Any VSX register - case 'c':// An individual CR bit - break; - default: - return false; - } - Info.setAllowsRegister(); - Name++; // Skip over 'w'. - break; - case 'h': // `MQ', `CTR', or `LINK' register - case 'q': // `MQ' register - case 'c': // `CTR' register - case 'l': // `LINK' register - case 'x': // `CR' register (condition register) number 0 - case 'y': // `CR' register (condition register) - case 'z': // `XER[CA]' carry bit (part of the XER register) - Info.setAllowsRegister(); - break; - case 'I': // Signed 16-bit constant - case 'J': // Unsigned 16-bit constant shifted left 16 bits - // (use `L' instead for SImode constants) - case 'K': // Unsigned 16-bit constant - case 'L': // Signed 16-bit constant shifted left 16 bits - case 'M': // Constant larger than 31 - case 'N': // Exact power of 2 - case 'P': // Constant whose negation is a signed 16-bit constant - case 'G': // Floating point constant that can be loaded into a - // register with one instruction per word - case 'H': // Integer/Floating point constant that can be loaded - // into a register using three instructions - break; - case 'm': // Memory operand. Note that on PowerPC targets, m can - // include addresses that update the base register. It - // is therefore only safe to use `m' in an asm statement - // if that asm statement accesses the operand exactly once. - // The asm statement must also use `%U<opno>' as a - // placeholder for the "update" flag in the corresponding - // load or store instruction. For example: - // asm ("st%U0 %1,%0" : "=m" (mem) : "r" (val)); - // is correct but: - // asm ("st %1,%0" : "=m" (mem) : "r" (val)); - // is not. Use es rather than m if you don't want the base - // register to be updated. - case 'e': - if (Name[1] != 's') - return false; - // es: A "stable" memory operand; that is, one which does not - // include any automodification of the base register. Unlike - // `m', this constraint can be used in asm statements that - // might access the operand several times, or that might not - // access it at all. - Info.setAllowsMemory(); - Name++; // Skip over 'e'. - break; - case 'Q': // Memory operand that is an offset from a register (it is - // usually better to use `m' or `es' in asm statements) - case 'Z': // Memory operand that is an indexed or indirect from a - // register (it is usually better to use `m' or `es' in - // asm statements) - Info.setAllowsMemory(); - Info.setAllowsRegister(); - break; - case 'R': // AIX TOC entry - case 'a': // Address operand that is an indexed or indirect from a - // register (`p' is preferable for asm statements) - case 'S': // Constant suitable as a 64-bit mask operand - case 'T': // Constant suitable as a 32-bit mask operand - case 'U': // System V Release 4 small data area reference - case 't': // AND masks that can be performed by two rldic{l, r} - // instructions - case 'W': // Vector constant that does not require memory - case 'j': // Vector constant that is all zeros. - break; - // End FIXME. - } - return true; - } - std::string convertConstraint(const char *&Constraint) const override { - std::string R; - switch (*Constraint) { - case 'e': - case 'w': - // Two-character constraint; add "^" hint for later parsing. - R = std::string("^") + std::string(Constraint, 2); - Constraint++; - break; - default: - return TargetInfo::convertConstraint(Constraint); - } - return R; - } - const char *getClobbers() const override { - return ""; - } - int getEHDataRegisterNumber(unsigned RegNo) const override { - if (RegNo == 0) return 3; - if (RegNo == 1) return 4; - return -1; - } - - bool hasSjLjLowering() const override { - return true; - } - - bool useFloat128ManglingForLongDouble() const override { - return LongDoubleWidth == 128 && - LongDoubleFormat == &llvm::APFloat::PPCDoubleDouble() && - getTriple().isOSBinFormatELF(); - } -}; - -const Builtin::Info PPCTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsPPC.def" -}; - -/// handleTargetFeatures - Perform initialization based on the user -/// configured set of features. -bool PPCTargetInfo::handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) { - for (const auto &Feature : Features) { - if (Feature == "+altivec") { - HasAltivec = true; - } else if (Feature == "+vsx") { - HasVSX = true; - } else if (Feature == "+bpermd") { - HasBPERMD = true; - } else if (Feature == "+extdiv") { - HasExtDiv = true; - } else if (Feature == "+power8-vector") { - HasP8Vector = true; - } else if (Feature == "+crypto") { - HasP8Crypto = true; - } else if (Feature == "+direct-move") { - HasDirectMove = true; - } else if (Feature == "+qpx") { - HasQPX = true; - } else if (Feature == "+htm") { - HasHTM = true; - } else if (Feature == "+float128") { - HasFloat128 = true; - } else if (Feature == "+power9-vector") { - HasP9Vector = true; - } - // TODO: Finish this list and add an assert that we've handled them - // all. - } - - return true; -} - -/// PPCTargetInfo::getTargetDefines - Return a set of the PowerPC-specific -/// #defines that are not tied to a specific subtarget. -void PPCTargetInfo::getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - // Target identification. - Builder.defineMacro("__ppc__"); - Builder.defineMacro("__PPC__"); - Builder.defineMacro("_ARCH_PPC"); - Builder.defineMacro("__powerpc__"); - Builder.defineMacro("__POWERPC__"); - if (PointerWidth == 64) { - Builder.defineMacro("_ARCH_PPC64"); - Builder.defineMacro("__powerpc64__"); - Builder.defineMacro("__ppc64__"); - Builder.defineMacro("__PPC64__"); - } - - // Target properties. - if (getTriple().getArch() == llvm::Triple::ppc64le) { - Builder.defineMacro("_LITTLE_ENDIAN"); - } else { - if (getTriple().getOS() != llvm::Triple::NetBSD && - getTriple().getOS() != llvm::Triple::OpenBSD) - Builder.defineMacro("_BIG_ENDIAN"); - } - - // ABI options. - if (ABI == "elfv1" || ABI == "elfv1-qpx") - Builder.defineMacro("_CALL_ELF", "1"); - if (ABI == "elfv2") - Builder.defineMacro("_CALL_ELF", "2"); - - // This typically is only for a new enough linker (bfd >= 2.16.2 or gold), but - // our suppport post-dates this and it should work on all 64-bit ppc linux - // platforms. It is guaranteed to work on all elfv2 platforms. - if (getTriple().getOS() == llvm::Triple::Linux && PointerWidth == 64) - Builder.defineMacro("_CALL_LINUX", "1"); - - // Subtarget options. - Builder.defineMacro("__NATURAL_ALIGNMENT__"); - Builder.defineMacro("__REGISTER_PREFIX__", ""); - - // FIXME: Should be controlled by command line option. - if (LongDoubleWidth == 128) { - Builder.defineMacro("__LONG_DOUBLE_128__"); - Builder.defineMacro("__LONGDOUBLE128"); - } - - // Define this for elfv2 (64-bit only) or 64-bit darwin. - if (ABI == "elfv2" || - (getTriple().getOS() == llvm::Triple::Darwin && PointerWidth == 64)) - Builder.defineMacro("__STRUCT_PARM_ALIGN__", "16"); - - // CPU identification. - ArchDefineTypes defs = - (ArchDefineTypes)llvm::StringSwitch<int>(CPU) - .Case("440", ArchDefineName) - .Case("450", ArchDefineName | ArchDefine440) - .Case("601", ArchDefineName) - .Case("602", ArchDefineName | ArchDefinePpcgr) - .Case("603", ArchDefineName | ArchDefinePpcgr) - .Case("603e", ArchDefineName | ArchDefine603 | ArchDefinePpcgr) - .Case("603ev", ArchDefineName | ArchDefine603 | ArchDefinePpcgr) - .Case("604", ArchDefineName | ArchDefinePpcgr) - .Case("604e", ArchDefineName | ArchDefine604 | ArchDefinePpcgr) - .Case("620", ArchDefineName | ArchDefinePpcgr) - .Case("630", ArchDefineName | ArchDefinePpcgr) - .Case("7400", ArchDefineName | ArchDefinePpcgr) - .Case("7450", ArchDefineName | ArchDefinePpcgr) - .Case("750", ArchDefineName | ArchDefinePpcgr) - .Case("970", ArchDefineName | ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - .Case("a2", ArchDefineA2) - .Case("a2q", ArchDefineName | ArchDefineA2 | ArchDefineA2q) - .Case("pwr3", ArchDefinePpcgr) - .Case("pwr4", ArchDefineName | ArchDefinePpcgr | ArchDefinePpcsq) - .Case("pwr5", ArchDefineName | ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - .Case("pwr5x", ArchDefineName | ArchDefinePwr5 | ArchDefinePwr4 | - ArchDefinePpcgr | ArchDefinePpcsq) - .Case("pwr6", ArchDefineName | ArchDefinePwr5x | ArchDefinePwr5 | - ArchDefinePwr4 | ArchDefinePpcgr | ArchDefinePpcsq) - .Case("pwr6x", ArchDefineName | ArchDefinePwr6 | ArchDefinePwr5x | - ArchDefinePwr5 | ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - .Case("pwr7", ArchDefineName | ArchDefinePwr6x | ArchDefinePwr6 | - ArchDefinePwr5x | ArchDefinePwr5 | ArchDefinePwr4 | - ArchDefinePpcgr | ArchDefinePpcsq) - .Case("pwr8", ArchDefineName | ArchDefinePwr7 | ArchDefinePwr6x | - ArchDefinePwr6 | ArchDefinePwr5x | ArchDefinePwr5 | - ArchDefinePwr4 | ArchDefinePpcgr | ArchDefinePpcsq) - .Case("pwr9", ArchDefineName | ArchDefinePwr8 | ArchDefinePwr7 | - ArchDefinePwr6x | ArchDefinePwr6 | ArchDefinePwr5x | - ArchDefinePwr5 | ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - .Case("power3", ArchDefinePpcgr) - .Case("power4", ArchDefinePwr4 | ArchDefinePpcgr | ArchDefinePpcsq) - .Case("power5", ArchDefinePwr5 | ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - .Case("power5x", ArchDefinePwr5x | ArchDefinePwr5 | ArchDefinePwr4 | - ArchDefinePpcgr | ArchDefinePpcsq) - .Case("power6", ArchDefinePwr6 | ArchDefinePwr5x | ArchDefinePwr5 | - ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - .Case("power6x", ArchDefinePwr6x | ArchDefinePwr6 | ArchDefinePwr5x | - ArchDefinePwr5 | ArchDefinePwr4 | - ArchDefinePpcgr | ArchDefinePpcsq) - .Case("power7", ArchDefinePwr7 | ArchDefinePwr6x | ArchDefinePwr6 | - ArchDefinePwr5x | ArchDefinePwr5 | - ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - .Case("power8", ArchDefinePwr8 | ArchDefinePwr7 | ArchDefinePwr6x | - ArchDefinePwr6 | ArchDefinePwr5x | - ArchDefinePwr5 | ArchDefinePwr4 | - ArchDefinePpcgr | ArchDefinePpcsq) - .Case("power9", ArchDefinePwr9 | ArchDefinePwr8 | ArchDefinePwr7 | - ArchDefinePwr6x | ArchDefinePwr6 | - ArchDefinePwr5x | ArchDefinePwr5 | - ArchDefinePwr4 | ArchDefinePpcgr | - ArchDefinePpcsq) - // powerpc64le automatically defaults to at least power8. - .Case("ppc64le", ArchDefinePwr8 | ArchDefinePwr7 | ArchDefinePwr6x | - ArchDefinePwr6 | ArchDefinePwr5x | - ArchDefinePwr5 | ArchDefinePwr4 | - ArchDefinePpcgr | ArchDefinePpcsq) - .Default(ArchDefineNone); - - if (defs & ArchDefineName) - Builder.defineMacro(Twine("_ARCH_", StringRef(CPU).upper())); - if (defs & ArchDefinePpcgr) - Builder.defineMacro("_ARCH_PPCGR"); - if (defs & ArchDefinePpcsq) - Builder.defineMacro("_ARCH_PPCSQ"); - if (defs & ArchDefine440) - Builder.defineMacro("_ARCH_440"); - if (defs & ArchDefine603) - Builder.defineMacro("_ARCH_603"); - if (defs & ArchDefine604) - Builder.defineMacro("_ARCH_604"); - if (defs & ArchDefinePwr4) - Builder.defineMacro("_ARCH_PWR4"); - if (defs & ArchDefinePwr5) - Builder.defineMacro("_ARCH_PWR5"); - if (defs & ArchDefinePwr5x) - Builder.defineMacro("_ARCH_PWR5X"); - if (defs & ArchDefinePwr6) - Builder.defineMacro("_ARCH_PWR6"); - if (defs & ArchDefinePwr6x) - Builder.defineMacro("_ARCH_PWR6X"); - if (defs & ArchDefinePwr7) - Builder.defineMacro("_ARCH_PWR7"); - if (defs & ArchDefinePwr8) - Builder.defineMacro("_ARCH_PWR8"); - if (defs & ArchDefinePwr9) - Builder.defineMacro("_ARCH_PWR9"); - if (defs & ArchDefineA2) - Builder.defineMacro("_ARCH_A2"); - if (defs & ArchDefineA2q) { - Builder.defineMacro("_ARCH_A2Q"); - Builder.defineMacro("_ARCH_QP"); - } - - if (getTriple().getVendor() == llvm::Triple::BGQ) { - Builder.defineMacro("__bg__"); - Builder.defineMacro("__THW_BLUEGENE__"); - Builder.defineMacro("__bgq__"); - Builder.defineMacro("__TOS_BGQ__"); - } - - if (HasAltivec) { - Builder.defineMacro("__VEC__", "10206"); - Builder.defineMacro("__ALTIVEC__"); - } - if (HasVSX) - Builder.defineMacro("__VSX__"); - if (HasP8Vector) - Builder.defineMacro("__POWER8_VECTOR__"); - if (HasP8Crypto) - Builder.defineMacro("__CRYPTO__"); - if (HasHTM) - Builder.defineMacro("__HTM__"); - if (HasFloat128) - Builder.defineMacro("__FLOAT128__"); - if (HasP9Vector) - Builder.defineMacro("__POWER9_VECTOR__"); - - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); - if (PointerWidth == 64) - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); - - // We have support for the bswap intrinsics so we can define this. - Builder.defineMacro("__HAVE_BSWAP__", "1"); - - // FIXME: The following are not yet generated here by Clang, but are - // generated by GCC: - // - // _SOFT_FLOAT_ - // __RECIP_PRECISION__ - // __APPLE_ALTIVEC__ - // __RECIP__ - // __RECIPF__ - // __RSQRTE__ - // __RSQRTEF__ - // _SOFT_DOUBLE_ - // __NO_LWSYNC__ - // __CMODEL_MEDIUM__ - // __CMODEL_LARGE__ - // _CALL_SYSV - // _CALL_DARWIN - // __NO_FPRS__ -} - -// Handle explicit options being passed to the compiler here: if we've -// explicitly turned off vsx and turned on any of: -// - power8-vector -// - direct-move -// - float128 -// - power9-vector -// then go ahead and error since the customer has expressed an incompatible -// set of options. -static bool ppcUserFeaturesCheck(DiagnosticsEngine &Diags, - const std::vector<std::string> &FeaturesVec) { - - if (std::find(FeaturesVec.begin(), FeaturesVec.end(), "-vsx") != - FeaturesVec.end()) { - if (std::find(FeaturesVec.begin(), FeaturesVec.end(), "+power8-vector") != - FeaturesVec.end()) { - Diags.Report(diag::err_opt_not_valid_with_opt) << "-mpower8-vector" - << "-mno-vsx"; - return false; - } - - if (std::find(FeaturesVec.begin(), FeaturesVec.end(), "+direct-move") != - FeaturesVec.end()) { - Diags.Report(diag::err_opt_not_valid_with_opt) << "-mdirect-move" - << "-mno-vsx"; - return false; - } - - if (std::find(FeaturesVec.begin(), FeaturesVec.end(), "+float128") != - FeaturesVec.end()) { - Diags.Report(diag::err_opt_not_valid_with_opt) << "-mfloat128" - << "-mno-vsx"; - return false; - } - - if (std::find(FeaturesVec.begin(), FeaturesVec.end(), "+power9-vector") != - FeaturesVec.end()) { - Diags.Report(diag::err_opt_not_valid_with_opt) << "-mpower9-vector" - << "-mno-vsx"; - return false; - } - } - - return true; -} - -bool PPCTargetInfo::initFeatureMap( - llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, StringRef CPU, - const std::vector<std::string> &FeaturesVec) const { - Features["altivec"] = llvm::StringSwitch<bool>(CPU) - .Case("7400", true) - .Case("g4", true) - .Case("7450", true) - .Case("g4+", true) - .Case("970", true) - .Case("g5", true) - .Case("pwr6", true) - .Case("pwr7", true) - .Case("pwr8", true) - .Case("pwr9", true) - .Case("ppc64", true) - .Case("ppc64le", true) - .Default(false); - - Features["qpx"] = (CPU == "a2q"); - Features["power9-vector"] = (CPU == "pwr9"); - Features["crypto"] = llvm::StringSwitch<bool>(CPU) - .Case("ppc64le", true) - .Case("pwr9", true) - .Case("pwr8", true) - .Default(false); - Features["power8-vector"] = llvm::StringSwitch<bool>(CPU) - .Case("ppc64le", true) - .Case("pwr9", true) - .Case("pwr8", true) - .Default(false); - Features["bpermd"] = llvm::StringSwitch<bool>(CPU) - .Case("ppc64le", true) - .Case("pwr9", true) - .Case("pwr8", true) - .Case("pwr7", true) - .Default(false); - Features["extdiv"] = llvm::StringSwitch<bool>(CPU) - .Case("ppc64le", true) - .Case("pwr9", true) - .Case("pwr8", true) - .Case("pwr7", true) - .Default(false); - Features["direct-move"] = llvm::StringSwitch<bool>(CPU) - .Case("ppc64le", true) - .Case("pwr9", true) - .Case("pwr8", true) - .Default(false); - Features["vsx"] = llvm::StringSwitch<bool>(CPU) - .Case("ppc64le", true) - .Case("pwr9", true) - .Case("pwr8", true) - .Case("pwr7", true) - .Default(false); - Features["htm"] = llvm::StringSwitch<bool>(CPU) - .Case("ppc64le", true) - .Case("pwr9", true) - .Case("pwr8", true) - .Default(false); - - if (!ppcUserFeaturesCheck(Diags, FeaturesVec)) - return false; - - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec); -} - -bool PPCTargetInfo::hasFeature(StringRef Feature) const { - return llvm::StringSwitch<bool>(Feature) - .Case("powerpc", true) - .Case("altivec", HasAltivec) - .Case("vsx", HasVSX) - .Case("power8-vector", HasP8Vector) - .Case("crypto", HasP8Crypto) - .Case("direct-move", HasDirectMove) - .Case("qpx", HasQPX) - .Case("htm", HasHTM) - .Case("bpermd", HasBPERMD) - .Case("extdiv", HasExtDiv) - .Case("float128", HasFloat128) - .Case("power9-vector", HasP9Vector) - .Default(false); -} - -void PPCTargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features, - StringRef Name, bool Enabled) const { - if (Enabled) { - // If we're enabling any of the vsx based features then enable vsx and - // altivec. We'll diagnose any problems later. - bool FeatureHasVSX = llvm::StringSwitch<bool>(Name) - .Case("vsx", true) - .Case("direct-move", true) - .Case("power8-vector", true) - .Case("power9-vector", true) - .Case("float128", true) - .Default(false); - if (FeatureHasVSX) - Features["vsx"] = Features["altivec"] = true; - if (Name == "power9-vector") - Features["power8-vector"] = true; - Features[Name] = true; - } else { - // If we're disabling altivec or vsx go ahead and disable all of the vsx - // features. - if ((Name == "altivec") || (Name == "vsx")) - Features["vsx"] = Features["direct-move"] = Features["power8-vector"] = - Features["float128"] = Features["power9-vector"] = false; - if (Name == "power8-vector") - Features["power9-vector"] = false; - Features[Name] = false; - } -} - -const char * const PPCTargetInfo::GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", - "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", - "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", - "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", - "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", - "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23", - "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", - "mq", "lr", "ctr", "ap", - "cr0", "cr1", "cr2", "cr3", "cr4", "cr5", "cr6", "cr7", - "xer", - "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", - "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15", - "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", - "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", - "vrsave", "vscr", - "spe_acc", "spefscr", - "sfp" -}; - -ArrayRef<const char*> PPCTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -const TargetInfo::GCCRegAlias PPCTargetInfo::GCCRegAliases[] = { - // While some of these aliases do map to different registers - // they still share the same register name. - { { "0" }, "r0" }, - { { "1"}, "r1" }, - { { "2" }, "r2" }, - { { "3" }, "r3" }, - { { "4" }, "r4" }, - { { "5" }, "r5" }, - { { "6" }, "r6" }, - { { "7" }, "r7" }, - { { "8" }, "r8" }, - { { "9" }, "r9" }, - { { "10" }, "r10" }, - { { "11" }, "r11" }, - { { "12" }, "r12" }, - { { "13" }, "r13" }, - { { "14" }, "r14" }, - { { "15" }, "r15" }, - { { "16" }, "r16" }, - { { "17" }, "r17" }, - { { "18" }, "r18" }, - { { "19" }, "r19" }, - { { "20" }, "r20" }, - { { "21" }, "r21" }, - { { "22" }, "r22" }, - { { "23" }, "r23" }, - { { "24" }, "r24" }, - { { "25" }, "r25" }, - { { "26" }, "r26" }, - { { "27" }, "r27" }, - { { "28" }, "r28" }, - { { "29" }, "r29" }, - { { "30" }, "r30" }, - { { "31" }, "r31" }, - { { "fr0" }, "f0" }, - { { "fr1" }, "f1" }, - { { "fr2" }, "f2" }, - { { "fr3" }, "f3" }, - { { "fr4" }, "f4" }, - { { "fr5" }, "f5" }, - { { "fr6" }, "f6" }, - { { "fr7" }, "f7" }, - { { "fr8" }, "f8" }, - { { "fr9" }, "f9" }, - { { "fr10" }, "f10" }, - { { "fr11" }, "f11" }, - { { "fr12" }, "f12" }, - { { "fr13" }, "f13" }, - { { "fr14" }, "f14" }, - { { "fr15" }, "f15" }, - { { "fr16" }, "f16" }, - { { "fr17" }, "f17" }, - { { "fr18" }, "f18" }, - { { "fr19" }, "f19" }, - { { "fr20" }, "f20" }, - { { "fr21" }, "f21" }, - { { "fr22" }, "f22" }, - { { "fr23" }, "f23" }, - { { "fr24" }, "f24" }, - { { "fr25" }, "f25" }, - { { "fr26" }, "f26" }, - { { "fr27" }, "f27" }, - { { "fr28" }, "f28" }, - { { "fr29" }, "f29" }, - { { "fr30" }, "f30" }, - { { "fr31" }, "f31" }, - { { "cc" }, "cr0" }, -}; - -ArrayRef<TargetInfo::GCCRegAlias> PPCTargetInfo::getGCCRegAliases() const { - return llvm::makeArrayRef(GCCRegAliases); -} - -class PPC32TargetInfo : public PPCTargetInfo { -public: - PPC32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : PPCTargetInfo(Triple, Opts) { - resetDataLayout("E-m:e-p:32:32-i64:64-n32"); - - switch (getTriple().getOS()) { - case llvm::Triple::Linux: - case llvm::Triple::FreeBSD: - case llvm::Triple::NetBSD: - SizeType = UnsignedInt; - PtrDiffType = SignedInt; - IntPtrType = SignedInt; - break; - default: - break; - } - - if (getTriple().getOS() == llvm::Triple::FreeBSD) { - LongDoubleWidth = LongDoubleAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - } - - // PPC32 supports atomics up to 4 bytes. - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32; - } - - BuiltinVaListKind getBuiltinVaListKind() const override { - // This is the ELF definition, and is overridden by the Darwin sub-target - return TargetInfo::PowerABIBuiltinVaList; - } -}; - -// Note: ABI differences may eventually require us to have a separate -// TargetInfo for little endian. -class PPC64TargetInfo : public PPCTargetInfo { -public: - PPC64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : PPCTargetInfo(Triple, Opts) { - LongWidth = LongAlign = PointerWidth = PointerAlign = 64; - IntMaxType = SignedLong; - Int64Type = SignedLong; - - if ((Triple.getArch() == llvm::Triple::ppc64le)) { - resetDataLayout("e-m:e-i64:64-n32:64"); - ABI = "elfv2"; - } else { - resetDataLayout("E-m:e-i64:64-n32:64"); - ABI = "elfv1"; - } - - switch (getTriple().getOS()) { - case llvm::Triple::FreeBSD: - LongDoubleWidth = LongDoubleAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - break; - case llvm::Triple::NetBSD: - IntMaxType = SignedLongLong; - Int64Type = SignedLongLong; - break; - default: - break; - } - - // PPC64 supports atomics up to 8 bytes. - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } - // PPC64 Linux-specific ABI options. - bool setABI(const std::string &Name) override { - if (Name == "elfv1" || Name == "elfv1-qpx" || Name == "elfv2") { - ABI = Name; - return true; - } - return false; - } -}; - -class DarwinPPC32TargetInfo : public DarwinTargetInfo<PPC32TargetInfo> { -public: - DarwinPPC32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : DarwinTargetInfo<PPC32TargetInfo>(Triple, Opts) { - HasAlignMac68kSupport = true; - BoolWidth = BoolAlign = 32; //XXX support -mone-byte-bool? - PtrDiffType = SignedInt; // for http://llvm.org/bugs/show_bug.cgi?id=15726 - LongLongAlign = 32; - resetDataLayout("E-m:o-p:32:32-f64:32:64-n32"); - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } -}; - -class DarwinPPC64TargetInfo : public DarwinTargetInfo<PPC64TargetInfo> { -public: - DarwinPPC64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : DarwinTargetInfo<PPC64TargetInfo>(Triple, Opts) { - HasAlignMac68kSupport = true; - resetDataLayout("E-m:o-i64:64-n32:64"); - } -}; - -static const unsigned NVPTXAddrSpaceMap[] = { - 0, // Default - 1, // opencl_global - 3, // opencl_local - 4, // opencl_constant - // FIXME: generic has to be added to the target - 0, // opencl_generic - 1, // cuda_device - 4, // cuda_constant - 3, // cuda_shared -}; - -class NVPTXTargetInfo : public TargetInfo { - static const char *const GCCRegNames[]; - static const Builtin::Info BuiltinInfo[]; - CudaArch GPU; - std::unique_ptr<TargetInfo> HostTarget; - -public: - NVPTXTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts, - unsigned TargetPointerWidth) - : TargetInfo(Triple) { - assert((TargetPointerWidth == 32 || TargetPointerWidth == 64) && - "NVPTX only supports 32- and 64-bit modes."); - - TLSSupported = false; - AddrSpaceMap = &NVPTXAddrSpaceMap; - UseAddrSpaceMapMangling = true; - - // Define available target features - // These must be defined in sorted order! - NoAsmVariants = true; - GPU = CudaArch::SM_20; - - if (TargetPointerWidth == 32) - resetDataLayout("e-p:32:32-i64:64-i128:128-v16:16-v32:32-n16:32:64"); - else - resetDataLayout("e-i64:64-i128:128-v16:16-v32:32-n16:32:64"); - - // If possible, get a TargetInfo for our host triple, so we can match its - // types. - llvm::Triple HostTriple(Opts.HostTriple); - if (!HostTriple.isNVPTX()) - HostTarget.reset(AllocateTarget(llvm::Triple(Opts.HostTriple), Opts)); - - // If no host target, make some guesses about the data layout and return. - if (!HostTarget) { - LongWidth = LongAlign = TargetPointerWidth; - PointerWidth = PointerAlign = TargetPointerWidth; - switch (TargetPointerWidth) { - case 32: - SizeType = TargetInfo::UnsignedInt; - PtrDiffType = TargetInfo::SignedInt; - IntPtrType = TargetInfo::SignedInt; - break; - case 64: - SizeType = TargetInfo::UnsignedLong; - PtrDiffType = TargetInfo::SignedLong; - IntPtrType = TargetInfo::SignedLong; - break; - default: - llvm_unreachable("TargetPointerWidth must be 32 or 64"); - } - return; - } - - // Copy properties from host target. - PointerWidth = HostTarget->getPointerWidth(/* AddrSpace = */ 0); - PointerAlign = HostTarget->getPointerAlign(/* AddrSpace = */ 0); - BoolWidth = HostTarget->getBoolWidth(); - BoolAlign = HostTarget->getBoolAlign(); - IntWidth = HostTarget->getIntWidth(); - IntAlign = HostTarget->getIntAlign(); - HalfWidth = HostTarget->getHalfWidth(); - HalfAlign = HostTarget->getHalfAlign(); - FloatWidth = HostTarget->getFloatWidth(); - FloatAlign = HostTarget->getFloatAlign(); - DoubleWidth = HostTarget->getDoubleWidth(); - DoubleAlign = HostTarget->getDoubleAlign(); - LongWidth = HostTarget->getLongWidth(); - LongAlign = HostTarget->getLongAlign(); - LongLongWidth = HostTarget->getLongLongWidth(); - LongLongAlign = HostTarget->getLongLongAlign(); - MinGlobalAlign = HostTarget->getMinGlobalAlign(); - NewAlign = HostTarget->getNewAlign(); - DefaultAlignForAttributeAligned = - HostTarget->getDefaultAlignForAttributeAligned(); - SizeType = HostTarget->getSizeType(); - IntMaxType = HostTarget->getIntMaxType(); - PtrDiffType = HostTarget->getPtrDiffType(/* AddrSpace = */ 0); - IntPtrType = HostTarget->getIntPtrType(); - WCharType = HostTarget->getWCharType(); - WIntType = HostTarget->getWIntType(); - Char16Type = HostTarget->getChar16Type(); - Char32Type = HostTarget->getChar32Type(); - Int64Type = HostTarget->getInt64Type(); - SigAtomicType = HostTarget->getSigAtomicType(); - ProcessIDType = HostTarget->getProcessIDType(); - - UseBitFieldTypeAlignment = HostTarget->useBitFieldTypeAlignment(); - UseZeroLengthBitfieldAlignment = - HostTarget->useZeroLengthBitfieldAlignment(); - UseExplicitBitFieldAlignment = HostTarget->useExplicitBitFieldAlignment(); - ZeroLengthBitfieldBoundary = HostTarget->getZeroLengthBitfieldBoundary(); - - // This is a bit of a lie, but it controls __GCC_ATOMIC_XXX_LOCK_FREE, and - // we need those macros to be identical on host and device, because (among - // other things) they affect which standard library classes are defined, and - // we need all classes to be defined on both the host and device. - MaxAtomicInlineWidth = HostTarget->getMaxAtomicInlineWidth(); - - // Properties intentionally not copied from host: - // - LargeArrayMinWidth, LargeArrayAlign: Not visible across the - // host/device boundary. - // - SuitableAlign: Not visible across the host/device boundary, and may - // correctly be different on host/device, e.g. if host has wider vector - // types than device. - // - LongDoubleWidth, LongDoubleAlign: nvptx's long double type is the same - // as its double type, but that's not necessarily true on the host. - // TODO: nvcc emits a warning when using long double on device; we should - // do the same. - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__PTX__"); - Builder.defineMacro("__NVPTX__"); - if (Opts.CUDAIsDevice) { - // Set __CUDA_ARCH__ for the GPU specified. - std::string CUDAArchCode = [this] { - switch (GPU) { - case CudaArch::UNKNOWN: - assert(false && "No GPU arch when compiling CUDA device code."); - return ""; - case CudaArch::SM_20: - return "200"; - case CudaArch::SM_21: - return "210"; - case CudaArch::SM_30: - return "300"; - case CudaArch::SM_32: - return "320"; - case CudaArch::SM_35: - return "350"; - case CudaArch::SM_37: - return "370"; - case CudaArch::SM_50: - return "500"; - case CudaArch::SM_52: - return "520"; - case CudaArch::SM_53: - return "530"; - case CudaArch::SM_60: - return "600"; - case CudaArch::SM_61: - return "610"; - case CudaArch::SM_62: - return "620"; - } - llvm_unreachable("unhandled CudaArch"); - }(); - Builder.defineMacro("__CUDA_ARCH__", CUDAArchCode); - } - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::NVPTX::LastTSBuiltin - Builtin::FirstTSBuiltin); - } - bool - initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, - const std::vector<std::string> &FeaturesVec) const override { - Features["satom"] = GPU >= CudaArch::SM_60; - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec); - } - - bool hasFeature(StringRef Feature) const override { - return llvm::StringSwitch<bool>(Feature) - .Cases("ptx", "nvptx", true) - .Case("satom", GPU >= CudaArch::SM_60) // Atomics w/ scope. - .Default(false); - } - - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - // No aliases. - return None; - } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - default: - return false; - case 'c': - case 'h': - case 'r': - case 'l': - case 'f': - case 'd': - Info.setAllowsRegister(); - return true; - } - } - const char *getClobbers() const override { - // FIXME: Is this really right? - return ""; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - // FIXME: implement - return TargetInfo::CharPtrBuiltinVaList; - } - bool isValidCPUName(StringRef Name) const override { - return StringToCudaArch(Name) != CudaArch::UNKNOWN; - } - bool setCPU(const std::string &Name) override { - GPU = StringToCudaArch(Name); - return GPU != CudaArch::UNKNOWN; - } - void setSupportedOpenCLOpts() override { - auto &Opts = getSupportedOpenCLOpts(); - Opts.support("cl_clang_storage_class_specifiers"); - Opts.support("cl_khr_gl_sharing"); - Opts.support("cl_khr_icd"); - - Opts.support("cl_khr_fp64"); - Opts.support("cl_khr_byte_addressable_store"); - Opts.support("cl_khr_global_int32_base_atomics"); - Opts.support("cl_khr_global_int32_extended_atomics"); - Opts.support("cl_khr_local_int32_base_atomics"); - Opts.support("cl_khr_local_int32_extended_atomics"); - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - // CUDA compilations support all of the host's calling conventions. - // - // TODO: We should warn if you apply a non-default CC to anything other than - // a host function. - if (HostTarget) - return HostTarget->checkCallingConvention(CC); - return CCCR_Warning; - } -}; - -const Builtin::Info NVPTXTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE }, -#include "clang/Basic/BuiltinsNVPTX.def" -}; - -const char *const NVPTXTargetInfo::GCCRegNames[] = {"r0"}; - -ArrayRef<const char *> NVPTXTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -static const LangAS::Map AMDGPUPrivIsZeroDefIsGenMap = { - 4, // Default - 1, // opencl_global - 3, // opencl_local - 2, // opencl_constant - 4, // opencl_generic - 1, // cuda_device - 2, // cuda_constant - 3 // cuda_shared -}; -static const LangAS::Map AMDGPUGenIsZeroDefIsGenMap = { - 0, // Default - 1, // opencl_global - 3, // opencl_local - 2, // opencl_constant - 0, // opencl_generic - 1, // cuda_device - 2, // cuda_constant - 3 // cuda_shared -}; -static const LangAS::Map AMDGPUPrivIsZeroDefIsPrivMap = { - 0, // Default - 1, // opencl_global - 3, // opencl_local - 2, // opencl_constant - 4, // opencl_generic - 1, // cuda_device - 2, // cuda_constant - 3 // cuda_shared -}; -static const LangAS::Map AMDGPUGenIsZeroDefIsPrivMap = { - 5, // Default - 1, // opencl_global - 3, // opencl_local - 2, // opencl_constant - 0, // opencl_generic - 1, // cuda_device - 2, // cuda_constant - 3 // cuda_shared -}; - -// If you edit the description strings, make sure you update -// getPointerWidthV(). - -static const char *const DataLayoutStringR600 = - "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128" - "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"; - -static const char *const DataLayoutStringSIPrivateIsZero = - "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32" - "-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128" - "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"; - -static const char *const DataLayoutStringSIGenericIsZero = - "e-p:64:64-p1:64:64-p2:64:64-p3:32:32-p4:32:32-p5:32:32" - "-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128" - "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-A5"; - -class AMDGPUTargetInfo final : public TargetInfo { - static const Builtin::Info BuiltinInfo[]; - static const char * const GCCRegNames[]; - - struct AddrSpace { - unsigned Generic, Global, Local, Constant, Private; - AddrSpace(bool IsGenericZero_ = false){ - if (IsGenericZero_) { - Generic = 0; - Global = 1; - Local = 3; - Constant = 2; - Private = 5; - } else { - Generic = 4; - Global = 1; - Local = 3; - Constant = 2; - Private = 0; - } - } - }; - - /// \brief The GPU profiles supported by the AMDGPU target. - enum GPUKind { - GK_NONE, - GK_R600, - GK_R600_DOUBLE_OPS, - GK_R700, - GK_R700_DOUBLE_OPS, - GK_EVERGREEN, - GK_EVERGREEN_DOUBLE_OPS, - GK_NORTHERN_ISLANDS, - GK_CAYMAN, - GK_GFX6, - GK_GFX7, - GK_GFX8, - GK_GFX9 - } GPU; - - bool hasFP64:1; - bool hasFMAF:1; - bool hasLDEXPF:1; - const AddrSpace AS; - - static bool hasFullSpeedFMAF32(StringRef GPUName) { - return parseAMDGCNName(GPUName) >= GK_GFX9; - } - - static bool isAMDGCN(const llvm::Triple &TT) { - return TT.getArch() == llvm::Triple::amdgcn; - } - - static bool isGenericZero(const llvm::Triple &TT) { - return TT.getEnvironmentName() == "amdgiz" || - TT.getEnvironmentName() == "amdgizcl"; - } -public: - AMDGPUTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : TargetInfo(Triple) , - GPU(isAMDGCN(Triple) ? GK_GFX6 : GK_R600), - hasFP64(false), - hasFMAF(false), - hasLDEXPF(false), - AS(isGenericZero(Triple)){ - if (getTriple().getArch() == llvm::Triple::amdgcn) { - hasFP64 = true; - hasFMAF = true; - hasLDEXPF = true; - } - auto IsGenericZero = isGenericZero(Triple); - resetDataLayout(getTriple().getArch() == llvm::Triple::amdgcn ? - (IsGenericZero ? DataLayoutStringSIGenericIsZero : - DataLayoutStringSIPrivateIsZero) - : DataLayoutStringR600); - assert(DataLayout->getAllocaAddrSpace() == AS.Private); - - setAddressSpaceMap(Triple.getOS() == llvm::Triple::Mesa3D || - Triple.getEnvironment() == llvm::Triple::OpenCL || - Triple.getEnvironmentName() == "amdgizcl" || - !isAMDGCN(Triple)); - UseAddrSpaceMapMangling = true; - - // Set pointer width and alignment for target address space 0. - PointerWidth = PointerAlign = DataLayout->getPointerSizeInBits(); - if (getMaxPointerWidth() == 64) { - LongWidth = LongAlign = 64; - SizeType = UnsignedLong; - PtrDiffType = SignedLong; - IntPtrType = SignedLong; - } - } - - void setAddressSpaceMap(bool DefaultIsPrivate) { - if (isGenericZero(getTriple())) { - AddrSpaceMap = DefaultIsPrivate ? &AMDGPUGenIsZeroDefIsPrivMap - : &AMDGPUGenIsZeroDefIsGenMap; - } else { - AddrSpaceMap = DefaultIsPrivate ? &AMDGPUPrivIsZeroDefIsPrivMap - : &AMDGPUPrivIsZeroDefIsGenMap; - } - } - - void adjust(LangOptions &Opts) override { - TargetInfo::adjust(Opts); - setAddressSpaceMap(Opts.OpenCL || !isAMDGCN(getTriple())); - } - - uint64_t getPointerWidthV(unsigned AddrSpace) const override { - if (GPU <= GK_CAYMAN) - return 32; - - if (AddrSpace == AS.Private || AddrSpace == AS.Local) { - return 32; - } - return 64; - } - - uint64_t getPointerAlignV(unsigned AddrSpace) const override { - return getPointerWidthV(AddrSpace); - } - - uint64_t getMaxPointerWidth() const override { - return getTriple().getArch() == llvm::Triple::amdgcn ? 64 : 32; - } - - const char * getClobbers() const override { - return ""; - } - - ArrayRef<const char *> getGCCRegNames() const override; - - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } - - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - default: break; - case 'v': // vgpr - case 's': // sgpr - Info.setAllowsRegister(); - return true; - } - return false; - } - - bool initFeatureMap(llvm::StringMap<bool> &Features, - DiagnosticsEngine &Diags, StringRef CPU, - const std::vector<std::string> &FeatureVec) const override; - - void adjustTargetOptions(const CodeGenOptions &CGOpts, - TargetOptions &TargetOpts) const override { - bool hasFP32Denormals = false; - bool hasFP64Denormals = false; - for (auto &I : TargetOpts.FeaturesAsWritten) { - if (I == "+fp32-denormals" || I == "-fp32-denormals") - hasFP32Denormals = true; - if (I == "+fp64-fp16-denormals" || I == "-fp64-fp16-denormals") - hasFP64Denormals = true; - } - if (!hasFP32Denormals) - TargetOpts.Features.push_back( - (Twine(hasFullSpeedFMAF32(TargetOpts.CPU) && - !CGOpts.FlushDenorm ? '+' : '-') + Twine("fp32-denormals")).str()); - // Always do not flush fp64 or fp16 denorms. - if (!hasFP64Denormals && hasFP64) - TargetOpts.Features.push_back("+fp64-fp16-denormals"); - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::AMDGPU::LastTSBuiltin - Builtin::FirstTSBuiltin); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - if (getTriple().getArch() == llvm::Triple::amdgcn) - Builder.defineMacro("__AMDGCN__"); - else - Builder.defineMacro("__R600__"); - - if (hasFMAF) - Builder.defineMacro("__HAS_FMAF__"); - if (hasLDEXPF) - Builder.defineMacro("__HAS_LDEXPF__"); - if (hasFP64) - Builder.defineMacro("__HAS_FP64__"); - } - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } - - static GPUKind parseR600Name(StringRef Name) { - return llvm::StringSwitch<GPUKind>(Name) - .Case("r600" , GK_R600) - .Case("rv610", GK_R600) - .Case("rv620", GK_R600) - .Case("rv630", GK_R600) - .Case("rv635", GK_R600) - .Case("rs780", GK_R600) - .Case("rs880", GK_R600) - .Case("rv670", GK_R600_DOUBLE_OPS) - .Case("rv710", GK_R700) - .Case("rv730", GK_R700) - .Case("rv740", GK_R700_DOUBLE_OPS) - .Case("rv770", GK_R700_DOUBLE_OPS) - .Case("palm", GK_EVERGREEN) - .Case("cedar", GK_EVERGREEN) - .Case("sumo", GK_EVERGREEN) - .Case("sumo2", GK_EVERGREEN) - .Case("redwood", GK_EVERGREEN) - .Case("juniper", GK_EVERGREEN) - .Case("hemlock", GK_EVERGREEN_DOUBLE_OPS) - .Case("cypress", GK_EVERGREEN_DOUBLE_OPS) - .Case("barts", GK_NORTHERN_ISLANDS) - .Case("turks", GK_NORTHERN_ISLANDS) - .Case("caicos", GK_NORTHERN_ISLANDS) - .Case("cayman", GK_CAYMAN) - .Case("aruba", GK_CAYMAN) - .Default(GK_NONE); - } - - static GPUKind parseAMDGCNName(StringRef Name) { - return llvm::StringSwitch<GPUKind>(Name) - .Case("tahiti", GK_GFX6) - .Case("pitcairn", GK_GFX6) - .Case("verde", GK_GFX6) - .Case("oland", GK_GFX6) - .Case("hainan", GK_GFX6) - .Case("bonaire", GK_GFX7) - .Case("kabini", GK_GFX7) - .Case("kaveri", GK_GFX7) - .Case("hawaii", GK_GFX7) - .Case("mullins", GK_GFX7) - .Case("gfx700", GK_GFX7) - .Case("gfx701", GK_GFX7) - .Case("gfx702", GK_GFX7) - .Case("tonga", GK_GFX8) - .Case("iceland", GK_GFX8) - .Case("carrizo", GK_GFX8) - .Case("fiji", GK_GFX8) - .Case("stoney", GK_GFX8) - .Case("polaris10", GK_GFX8) - .Case("polaris11", GK_GFX8) - .Case("gfx800", GK_GFX8) - .Case("gfx801", GK_GFX8) - .Case("gfx802", GK_GFX8) - .Case("gfx803", GK_GFX8) - .Case("gfx804", GK_GFX8) - .Case("gfx810", GK_GFX8) - .Case("gfx900", GK_GFX9) - .Case("gfx901", GK_GFX9) - .Default(GK_NONE); - } - - bool isValidCPUName(StringRef Name) const override { - if (getTriple().getArch() == llvm::Triple::amdgcn) - return GK_NONE != parseAMDGCNName(Name); - else - return GK_NONE != parseR600Name(Name); - } - - bool setCPU(const std::string &Name) override { - if (getTriple().getArch() == llvm::Triple::amdgcn) - GPU = parseAMDGCNName(Name); - else - GPU = parseR600Name(Name); - - return GPU != GK_NONE; - } - - void setSupportedOpenCLOpts() override { - auto &Opts = getSupportedOpenCLOpts(); - Opts.support("cl_clang_storage_class_specifiers"); - Opts.support("cl_khr_icd"); - - if (hasFP64) - Opts.support("cl_khr_fp64"); - if (GPU >= GK_EVERGREEN) { - Opts.support("cl_khr_byte_addressable_store"); - Opts.support("cl_khr_global_int32_base_atomics"); - Opts.support("cl_khr_global_int32_extended_atomics"); - Opts.support("cl_khr_local_int32_base_atomics"); - Opts.support("cl_khr_local_int32_extended_atomics"); - } - if (GPU >= GK_GFX6) { - Opts.support("cl_khr_fp16"); - Opts.support("cl_khr_int64_base_atomics"); - Opts.support("cl_khr_int64_extended_atomics"); - Opts.support("cl_khr_mipmap_image"); - Opts.support("cl_khr_subgroups"); - Opts.support("cl_khr_3d_image_writes"); - Opts.support("cl_amd_media_ops"); - Opts.support("cl_amd_media_ops2"); - } - } - - LangAS::ID getOpenCLImageAddrSpace() const override { - return LangAS::opencl_constant; - } - - llvm::Optional<unsigned> getConstantAddressSpace() const override { - return LangAS::FirstTargetAddressSpace + AS.Constant; - } - - /// \returns Target specific vtbl ptr address space. - unsigned getVtblPtrAddressSpace() const override { return AS.Constant; } - - /// \returns If a target requires an address within a target specific address - /// space \p AddressSpace to be converted in order to be used, then return the - /// corresponding target specific DWARF address space. - /// - /// \returns Otherwise return None and no conversion will be emitted in the - /// DWARF. - Optional<unsigned> getDWARFAddressSpace( - unsigned AddressSpace) const override { - const unsigned DWARF_Private = 1; - const unsigned DWARF_Local = 2; - if (AddressSpace == AS.Private) { - return DWARF_Private; - } else if (AddressSpace == AS.Local) { - return DWARF_Local; - } else { - return None; - } - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - default: - return CCCR_Warning; - case CC_C: - case CC_OpenCLKernel: - return CCCR_OK; - } - } - - // In amdgcn target the null pointer in global, constant, and generic - // address space has value 0 but in private and local address space has - // value ~0. - uint64_t getNullPointerValue(unsigned AS) const override { - return AS == LangAS::opencl_local ? ~0 : 0; - } -}; - -const Builtin::Info AMDGPUTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE }, -#include "clang/Basic/BuiltinsAMDGPU.def" -}; -const char * const AMDGPUTargetInfo::GCCRegNames[] = { - "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", - "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15", - "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", - "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", - "v32", "v33", "v34", "v35", "v36", "v37", "v38", "v39", - "v40", "v41", "v42", "v43", "v44", "v45", "v46", "v47", - "v48", "v49", "v50", "v51", "v52", "v53", "v54", "v55", - "v56", "v57", "v58", "v59", "v60", "v61", "v62", "v63", - "v64", "v65", "v66", "v67", "v68", "v69", "v70", "v71", - "v72", "v73", "v74", "v75", "v76", "v77", "v78", "v79", - "v80", "v81", "v82", "v83", "v84", "v85", "v86", "v87", - "v88", "v89", "v90", "v91", "v92", "v93", "v94", "v95", - "v96", "v97", "v98", "v99", "v100", "v101", "v102", "v103", - "v104", "v105", "v106", "v107", "v108", "v109", "v110", "v111", - "v112", "v113", "v114", "v115", "v116", "v117", "v118", "v119", - "v120", "v121", "v122", "v123", "v124", "v125", "v126", "v127", - "v128", "v129", "v130", "v131", "v132", "v133", "v134", "v135", - "v136", "v137", "v138", "v139", "v140", "v141", "v142", "v143", - "v144", "v145", "v146", "v147", "v148", "v149", "v150", "v151", - "v152", "v153", "v154", "v155", "v156", "v157", "v158", "v159", - "v160", "v161", "v162", "v163", "v164", "v165", "v166", "v167", - "v168", "v169", "v170", "v171", "v172", "v173", "v174", "v175", - "v176", "v177", "v178", "v179", "v180", "v181", "v182", "v183", - "v184", "v185", "v186", "v187", "v188", "v189", "v190", "v191", - "v192", "v193", "v194", "v195", "v196", "v197", "v198", "v199", - "v200", "v201", "v202", "v203", "v204", "v205", "v206", "v207", - "v208", "v209", "v210", "v211", "v212", "v213", "v214", "v215", - "v216", "v217", "v218", "v219", "v220", "v221", "v222", "v223", - "v224", "v225", "v226", "v227", "v228", "v229", "v230", "v231", - "v232", "v233", "v234", "v235", "v236", "v237", "v238", "v239", - "v240", "v241", "v242", "v243", "v244", "v245", "v246", "v247", - "v248", "v249", "v250", "v251", "v252", "v253", "v254", "v255", - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", - "s8", "s9", "s10", "s11", "s12", "s13", "s14", "s15", - "s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23", - "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31", - "s32", "s33", "s34", "s35", "s36", "s37", "s38", "s39", - "s40", "s41", "s42", "s43", "s44", "s45", "s46", "s47", - "s48", "s49", "s50", "s51", "s52", "s53", "s54", "s55", - "s56", "s57", "s58", "s59", "s60", "s61", "s62", "s63", - "s64", "s65", "s66", "s67", "s68", "s69", "s70", "s71", - "s72", "s73", "s74", "s75", "s76", "s77", "s78", "s79", - "s80", "s81", "s82", "s83", "s84", "s85", "s86", "s87", - "s88", "s89", "s90", "s91", "s92", "s93", "s94", "s95", - "s96", "s97", "s98", "s99", "s100", "s101", "s102", "s103", - "s104", "s105", "s106", "s107", "s108", "s109", "s110", "s111", - "s112", "s113", "s114", "s115", "s116", "s117", "s118", "s119", - "s120", "s121", "s122", "s123", "s124", "s125", "s126", "s127", - "exec", "vcc", "scc", "m0", "flat_scratch", "exec_lo", "exec_hi", - "vcc_lo", "vcc_hi", "flat_scratch_lo", "flat_scratch_hi" -}; - -ArrayRef<const char *> AMDGPUTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -bool AMDGPUTargetInfo::initFeatureMap( - llvm::StringMap<bool> &Features, - DiagnosticsEngine &Diags, StringRef CPU, - const std::vector<std::string> &FeatureVec) const { - - // XXX - What does the member GPU mean if device name string passed here? - if (getTriple().getArch() == llvm::Triple::amdgcn) { - if (CPU.empty()) - CPU = "tahiti"; - - switch (parseAMDGCNName(CPU)) { - case GK_GFX6: - case GK_GFX7: - break; - - case GK_GFX9: - Features["gfx9-insts"] = true; - LLVM_FALLTHROUGH; - case GK_GFX8: - Features["s-memrealtime"] = true; - Features["16-bit-insts"] = true; - Features["dpp"] = true; - break; - - case GK_NONE: - return false; - default: - llvm_unreachable("unhandled subtarget"); - } - } else { - if (CPU.empty()) - CPU = "r600"; - - switch (parseR600Name(CPU)) { - case GK_R600: - case GK_R700: - case GK_EVERGREEN: - case GK_NORTHERN_ISLANDS: - break; - case GK_R600_DOUBLE_OPS: - case GK_R700_DOUBLE_OPS: - case GK_EVERGREEN_DOUBLE_OPS: - case GK_CAYMAN: - Features["fp64"] = true; - break; - case GK_NONE: - return false; - default: - llvm_unreachable("unhandled subtarget"); - } - } - - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeatureVec); -} - -const Builtin::Info BuiltinInfoX86[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE }, -#define TARGET_HEADER_BUILTIN(ID, TYPE, ATTRS, HEADER, LANGS, FEATURE) \ - { #ID, TYPE, ATTRS, HEADER, LANGS, FEATURE }, -#include "clang/Basic/BuiltinsX86.def" - -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE }, -#define TARGET_HEADER_BUILTIN(ID, TYPE, ATTRS, HEADER, LANGS, FEATURE) \ - { #ID, TYPE, ATTRS, HEADER, LANGS, FEATURE }, -#include "clang/Basic/BuiltinsX86_64.def" -}; - - -static const char* const GCCRegNames[] = { - "ax", "dx", "cx", "bx", "si", "di", "bp", "sp", - "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)", - "argp", "flags", "fpcr", "fpsr", "dirflag", "frame", - "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7", - "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7", - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", - "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15", - "ymm0", "ymm1", "ymm2", "ymm3", "ymm4", "ymm5", "ymm6", "ymm7", - "ymm8", "ymm9", "ymm10", "ymm11", "ymm12", "ymm13", "ymm14", "ymm15", - "xmm16", "xmm17", "xmm18", "xmm19", "xmm20", "xmm21", "xmm22", "xmm23", - "xmm24", "xmm25", "xmm26", "xmm27", "xmm28", "xmm29", "xmm30", "xmm31", - "ymm16", "ymm17", "ymm18", "ymm19", "ymm20", "ymm21", "ymm22", "ymm23", - "ymm24", "ymm25", "ymm26", "ymm27", "ymm28", "ymm29", "ymm30", "ymm31", - "zmm0", "zmm1", "zmm2", "zmm3", "zmm4", "zmm5", "zmm6", "zmm7", - "zmm8", "zmm9", "zmm10", "zmm11", "zmm12", "zmm13", "zmm14", "zmm15", - "zmm16", "zmm17", "zmm18", "zmm19", "zmm20", "zmm21", "zmm22", "zmm23", - "zmm24", "zmm25", "zmm26", "zmm27", "zmm28", "zmm29", "zmm30", "zmm31", - "k0", "k1", "k2", "k3", "k4", "k5", "k6", "k7", -}; - -const TargetInfo::AddlRegName AddlRegNames[] = { - { { "al", "ah", "eax", "rax" }, 0 }, - { { "bl", "bh", "ebx", "rbx" }, 3 }, - { { "cl", "ch", "ecx", "rcx" }, 2 }, - { { "dl", "dh", "edx", "rdx" }, 1 }, - { { "esi", "rsi" }, 4 }, - { { "edi", "rdi" }, 5 }, - { { "esp", "rsp" }, 7 }, - { { "ebp", "rbp" }, 6 }, - { { "r8d", "r8w", "r8b" }, 38 }, - { { "r9d", "r9w", "r9b" }, 39 }, - { { "r10d", "r10w", "r10b" }, 40 }, - { { "r11d", "r11w", "r11b" }, 41 }, - { { "r12d", "r12w", "r12b" }, 42 }, - { { "r13d", "r13w", "r13b" }, 43 }, - { { "r14d", "r14w", "r14b" }, 44 }, - { { "r15d", "r15w", "r15b" }, 45 }, -}; - -// X86 target abstract base class; x86-32 and x86-64 are very close, so -// most of the implementation can be shared. -class X86TargetInfo : public TargetInfo { - enum X86SSEEnum { - NoSSE, SSE1, SSE2, SSE3, SSSE3, SSE41, SSE42, AVX, AVX2, AVX512F - } SSELevel = NoSSE; - enum MMX3DNowEnum { - NoMMX3DNow, MMX, AMD3DNow, AMD3DNowAthlon - } MMX3DNowLevel = NoMMX3DNow; - enum XOPEnum { - NoXOP, - SSE4A, - FMA4, - XOP - } XOPLevel = NoXOP; - - bool HasAES = false; - bool HasPCLMUL = false; - bool HasLZCNT = false; - bool HasRDRND = false; - bool HasFSGSBASE = false; - bool HasBMI = false; - bool HasBMI2 = false; - bool HasPOPCNT = false; - bool HasRTM = false; - bool HasPRFCHW = false; - bool HasRDSEED = false; - bool HasADX = false; - bool HasTBM = false; - bool HasLWP = false; - bool HasFMA = false; - bool HasF16C = false; - bool HasAVX512CD = false; - bool HasAVX512VPOPCNTDQ = false; - bool HasAVX512ER = false; - bool HasAVX512PF = false; - bool HasAVX512DQ = false; - bool HasAVX512BW = false; - bool HasAVX512VL = false; - bool HasAVX512VBMI = false; - bool HasAVX512IFMA = false; - bool HasSHA = false; - bool HasMPX = false; - bool HasSGX = false; - bool HasCX16 = false; - bool HasFXSR = false; - bool HasXSAVE = false; - bool HasXSAVEOPT = false; - bool HasXSAVEC = false; - bool HasXSAVES = false; - bool HasMWAITX = false; - bool HasCLZERO = false; - bool HasPKU = false; - bool HasCLFLUSHOPT = false; - bool HasCLWB = false; - bool HasMOVBE = false; - bool HasPREFETCHWT1 = false; - - /// \brief Enumeration of all of the X86 CPUs supported by Clang. - /// - /// Each enumeration represents a particular CPU supported by Clang. These - /// loosely correspond to the options passed to '-march' or '-mtune' flags. - enum CPUKind { - CK_Generic, - - /// \name i386 - /// i386-generation processors. - //@{ - CK_i386, - //@} - - /// \name i486 - /// i486-generation processors. - //@{ - CK_i486, - CK_WinChipC6, - CK_WinChip2, - CK_C3, - //@} - - /// \name i586 - /// i586-generation processors, P5 microarchitecture based. - //@{ - CK_i586, - CK_Pentium, - CK_PentiumMMX, - //@} - - /// \name i686 - /// i686-generation processors, P6 / Pentium M microarchitecture based. - //@{ - CK_i686, - CK_PentiumPro, - CK_Pentium2, - CK_Pentium3, - CK_Pentium3M, - CK_PentiumM, - CK_C3_2, - - /// This enumerator is a bit odd, as GCC no longer accepts -march=yonah. - /// Clang however has some logic to support this. - // FIXME: Warn, deprecate, and potentially remove this. - CK_Yonah, - //@} - - /// \name Netburst - /// Netburst microarchitecture based processors. - //@{ - CK_Pentium4, - CK_Pentium4M, - CK_Prescott, - CK_Nocona, - //@} - - /// \name Core - /// Core microarchitecture based processors. - //@{ - CK_Core2, - - /// This enumerator, like \see CK_Yonah, is a bit odd. It is another - /// codename which GCC no longer accepts as an option to -march, but Clang - /// has some logic for recognizing it. - // FIXME: Warn, deprecate, and potentially remove this. - CK_Penryn, - //@} - - /// \name Atom - /// Atom processors - //@{ - CK_Bonnell, - CK_Silvermont, - CK_Goldmont, - //@} - - /// \name Nehalem - /// Nehalem microarchitecture based processors. - CK_Nehalem, - - /// \name Westmere - /// Westmere microarchitecture based processors. - CK_Westmere, - - /// \name Sandy Bridge - /// Sandy Bridge microarchitecture based processors. - CK_SandyBridge, - - /// \name Ivy Bridge - /// Ivy Bridge microarchitecture based processors. - CK_IvyBridge, - - /// \name Haswell - /// Haswell microarchitecture based processors. - CK_Haswell, - - /// \name Broadwell - /// Broadwell microarchitecture based processors. - CK_Broadwell, - - /// \name Skylake Client - /// Skylake client microarchitecture based processors. - CK_SkylakeClient, - - /// \name Skylake Server - /// Skylake server microarchitecture based processors. - CK_SkylakeServer, - - /// \name Cannonlake Client - /// Cannonlake client microarchitecture based processors. - CK_Cannonlake, - - /// \name Knights Landing - /// Knights Landing processor. - CK_KNL, - - /// \name Lakemont - /// Lakemont microarchitecture based processors. - CK_Lakemont, - - /// \name K6 - /// K6 architecture processors. - //@{ - CK_K6, - CK_K6_2, - CK_K6_3, - //@} - - /// \name K7 - /// K7 architecture processors. - //@{ - CK_Athlon, - CK_AthlonThunderbird, - CK_Athlon4, - CK_AthlonXP, - CK_AthlonMP, - //@} - - /// \name K8 - /// K8 architecture processors. - //@{ - CK_Athlon64, - CK_Athlon64SSE3, - CK_AthlonFX, - CK_K8, - CK_K8SSE3, - CK_Opteron, - CK_OpteronSSE3, - CK_AMDFAM10, - //@} - - /// \name Bobcat - /// Bobcat architecture processors. - //@{ - CK_BTVER1, - CK_BTVER2, - //@} - - /// \name Bulldozer - /// Bulldozer architecture processors. - //@{ - CK_BDVER1, - CK_BDVER2, - CK_BDVER3, - CK_BDVER4, - //@} - - /// \name zen - /// Zen architecture processors. - //@{ - CK_ZNVER1, - //@} - - /// This specification is deprecated and will be removed in the future. - /// Users should prefer \see CK_K8. - // FIXME: Warn on this when the CPU is set to it. - //@{ - CK_x86_64, - //@} - - /// \name Geode - /// Geode processors. - //@{ - CK_Geode - //@} - } CPU = CK_Generic; - - bool checkCPUKind(CPUKind Kind) const { - // Perform any per-CPU checks necessary to determine if this CPU is - // acceptable. - // FIXME: This results in terrible diagnostics. Clang just says the CPU is - // invalid without explaining *why*. - switch (Kind) { - case CK_Generic: - // No processor selected! - return false; - - case CK_i386: - case CK_i486: - case CK_WinChipC6: - case CK_WinChip2: - case CK_C3: - case CK_i586: - case CK_Pentium: - case CK_PentiumMMX: - case CK_i686: - case CK_PentiumPro: - case CK_Pentium2: - case CK_Pentium3: - case CK_Pentium3M: - case CK_PentiumM: - case CK_Yonah: - case CK_C3_2: - case CK_Pentium4: - case CK_Pentium4M: - case CK_Lakemont: - case CK_Prescott: - case CK_K6: - case CK_K6_2: - case CK_K6_3: - case CK_Athlon: - case CK_AthlonThunderbird: - case CK_Athlon4: - case CK_AthlonXP: - case CK_AthlonMP: - case CK_Geode: - // Only accept certain architectures when compiling in 32-bit mode. - if (getTriple().getArch() != llvm::Triple::x86) - return false; - - LLVM_FALLTHROUGH; - case CK_Nocona: - case CK_Core2: - case CK_Penryn: - case CK_Bonnell: - case CK_Silvermont: - case CK_Goldmont: - case CK_Nehalem: - case CK_Westmere: - case CK_SandyBridge: - case CK_IvyBridge: - case CK_Haswell: - case CK_Broadwell: - case CK_SkylakeClient: - case CK_SkylakeServer: - case CK_Cannonlake: - case CK_KNL: - case CK_Athlon64: - case CK_Athlon64SSE3: - case CK_AthlonFX: - case CK_K8: - case CK_K8SSE3: - case CK_Opteron: - case CK_OpteronSSE3: - case CK_AMDFAM10: - case CK_BTVER1: - case CK_BTVER2: - case CK_BDVER1: - case CK_BDVER2: - case CK_BDVER3: - case CK_BDVER4: - case CK_ZNVER1: - case CK_x86_64: - return true; - } - llvm_unreachable("Unhandled CPU kind"); - } - - CPUKind getCPUKind(StringRef CPU) const { - return llvm::StringSwitch<CPUKind>(CPU) - .Case("i386", CK_i386) - .Case("i486", CK_i486) - .Case("winchip-c6", CK_WinChipC6) - .Case("winchip2", CK_WinChip2) - .Case("c3", CK_C3) - .Case("i586", CK_i586) - .Case("pentium", CK_Pentium) - .Case("pentium-mmx", CK_PentiumMMX) - .Case("i686", CK_i686) - .Case("pentiumpro", CK_PentiumPro) - .Case("pentium2", CK_Pentium2) - .Case("pentium3", CK_Pentium3) - .Case("pentium3m", CK_Pentium3M) - .Case("pentium-m", CK_PentiumM) - .Case("c3-2", CK_C3_2) - .Case("yonah", CK_Yonah) - .Case("pentium4", CK_Pentium4) - .Case("pentium4m", CK_Pentium4M) - .Case("prescott", CK_Prescott) - .Case("nocona", CK_Nocona) - .Case("core2", CK_Core2) - .Case("penryn", CK_Penryn) - .Case("bonnell", CK_Bonnell) - .Case("atom", CK_Bonnell) // Legacy name. - .Case("silvermont", CK_Silvermont) - .Case("slm", CK_Silvermont) // Legacy name. - .Case("goldmont", CK_Goldmont) - .Case("nehalem", CK_Nehalem) - .Case("corei7", CK_Nehalem) // Legacy name. - .Case("westmere", CK_Westmere) - .Case("sandybridge", CK_SandyBridge) - .Case("corei7-avx", CK_SandyBridge) // Legacy name. - .Case("ivybridge", CK_IvyBridge) - .Case("core-avx-i", CK_IvyBridge) // Legacy name. - .Case("haswell", CK_Haswell) - .Case("core-avx2", CK_Haswell) // Legacy name. - .Case("broadwell", CK_Broadwell) - .Case("skylake", CK_SkylakeClient) - .Case("skylake-avx512", CK_SkylakeServer) - .Case("skx", CK_SkylakeServer) // Legacy name. - .Case("cannonlake", CK_Cannonlake) - .Case("knl", CK_KNL) - .Case("lakemont", CK_Lakemont) - .Case("k6", CK_K6) - .Case("k6-2", CK_K6_2) - .Case("k6-3", CK_K6_3) - .Case("athlon", CK_Athlon) - .Case("athlon-tbird", CK_AthlonThunderbird) - .Case("athlon-4", CK_Athlon4) - .Case("athlon-xp", CK_AthlonXP) - .Case("athlon-mp", CK_AthlonMP) - .Case("athlon64", CK_Athlon64) - .Case("athlon64-sse3", CK_Athlon64SSE3) - .Case("athlon-fx", CK_AthlonFX) - .Case("k8", CK_K8) - .Case("k8-sse3", CK_K8SSE3) - .Case("opteron", CK_Opteron) - .Case("opteron-sse3", CK_OpteronSSE3) - .Case("barcelona", CK_AMDFAM10) - .Case("amdfam10", CK_AMDFAM10) - .Case("btver1", CK_BTVER1) - .Case("btver2", CK_BTVER2) - .Case("bdver1", CK_BDVER1) - .Case("bdver2", CK_BDVER2) - .Case("bdver3", CK_BDVER3) - .Case("bdver4", CK_BDVER4) - .Case("znver1", CK_ZNVER1) - .Case("x86-64", CK_x86_64) - .Case("geode", CK_Geode) - .Default(CK_Generic); - } - - enum FPMathKind { - FP_Default, - FP_SSE, - FP_387 - } FPMath = FP_Default; - -public: - X86TargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - LongDoubleFormat = &llvm::APFloat::x87DoubleExtended(); - } - unsigned getFloatEvalMethod() const override { - // X87 evaluates with 80 bits "long double" precision. - return SSELevel == NoSSE ? 2 : 0; - } - ArrayRef<const char *> getGCCRegNames() const override { - return llvm::makeArrayRef(GCCRegNames); - } - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } - ArrayRef<TargetInfo::AddlRegName> getGCCAddlRegNames() const override { - return llvm::makeArrayRef(AddlRegNames); - } - bool validateCpuSupports(StringRef Name) const override; - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override; - - bool validateGlobalRegisterVariable(StringRef RegName, - unsigned RegSize, - bool &HasSizeMismatch) const override { - // esp and ebp are the only 32-bit registers the x86 backend can currently - // handle. - if (RegName.equals("esp") || RegName.equals("ebp")) { - // Check that the register size is 32-bit. - HasSizeMismatch = RegSize != 32; - return true; - } - - return false; - } - - bool validateOutputSize(StringRef Constraint, unsigned Size) const override; - - bool validateInputSize(StringRef Constraint, unsigned Size) const override; - - virtual bool validateOperandSize(StringRef Constraint, unsigned Size) const; - - std::string convertConstraint(const char *&Constraint) const override; - const char *getClobbers() const override { - return "~{dirflag},~{fpsr},~{flags}"; - } - - StringRef getConstraintRegister(const StringRef &Constraint, - const StringRef &Expression) const override { - StringRef::iterator I, E; - for (I = Constraint.begin(), E = Constraint.end(); I != E; ++I) { - if (isalpha(*I)) - break; - } - if (I == E) - return ""; - switch (*I) { - // For the register constraints, return the matching register name - case 'a': - return "ax"; - case 'b': - return "bx"; - case 'c': - return "cx"; - case 'd': - return "dx"; - case 'S': - return "si"; - case 'D': - return "di"; - // In case the constraint is 'r' we need to return Expression - case 'r': - return Expression; - default: - // Default value if there is no constraint for the register - return ""; - } - return ""; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override; - static void setSSELevel(llvm::StringMap<bool> &Features, X86SSEEnum Level, - bool Enabled); - static void setMMXLevel(llvm::StringMap<bool> &Features, MMX3DNowEnum Level, - bool Enabled); - static void setXOPLevel(llvm::StringMap<bool> &Features, XOPEnum Level, - bool Enabled); - void setFeatureEnabled(llvm::StringMap<bool> &Features, - StringRef Name, bool Enabled) const override { - setFeatureEnabledImpl(Features, Name, Enabled); - } - // This exists purely to cut down on the number of virtual calls in - // initFeatureMap which calls this repeatedly. - static void setFeatureEnabledImpl(llvm::StringMap<bool> &Features, - StringRef Name, bool Enabled); - bool - initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, - const std::vector<std::string> &FeaturesVec) const override; - bool isValidFeatureName(StringRef Name) const override; - bool hasFeature(StringRef Feature) const override; - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override; - StringRef getABI() const override { - if (getTriple().getArch() == llvm::Triple::x86_64 && SSELevel >= AVX512F) - return "avx512"; - if (getTriple().getArch() == llvm::Triple::x86_64 && SSELevel >= AVX) - return "avx"; - if (getTriple().getArch() == llvm::Triple::x86 && - MMX3DNowLevel == NoMMX3DNow) - return "no-mmx"; - return ""; - } - - bool isValidCPUName(StringRef Name) const override { - return checkCPUKind(getCPUKind(Name)); - } - - bool setCPU(const std::string &Name) override { - return checkCPUKind(CPU = getCPUKind(Name)); - } - - bool setFPMath(StringRef Name) override; - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - // Most of the non-ARM calling conventions are i386 conventions. - switch (CC) { - case CC_X86ThisCall: - case CC_X86FastCall: - case CC_X86StdCall: - case CC_X86VectorCall: - case CC_X86RegCall: - case CC_C: - case CC_Swift: - case CC_X86Pascal: - case CC_IntelOclBicc: - case CC_OpenCLKernel: - return CCCR_OK; - default: - return CCCR_Warning; - } - } - - CallingConv getDefaultCallingConv(CallingConvMethodType MT) const override { - return MT == CCMT_Member ? CC_X86ThisCall : CC_C; - } - - bool hasSjLjLowering() const override { - return true; - } - - void setSupportedOpenCLOpts() override { - getSupportedOpenCLOpts().supportAll(); - } -}; - -bool X86TargetInfo::setFPMath(StringRef Name) { - if (Name == "387") { - FPMath = FP_387; - return true; - } - if (Name == "sse") { - FPMath = FP_SSE; - return true; - } - return false; -} - -bool X86TargetInfo::initFeatureMap( - llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, StringRef CPU, - const std::vector<std::string> &FeaturesVec) const { - // FIXME: This *really* should not be here. - // X86_64 always has SSE2. - if (getTriple().getArch() == llvm::Triple::x86_64) - setFeatureEnabledImpl(Features, "sse2", true); - - const CPUKind Kind = getCPUKind(CPU); - - // Enable X87 for all X86 processors but Lakemont. - if (Kind != CK_Lakemont) - setFeatureEnabledImpl(Features, "x87", true); - - switch (Kind) { - case CK_Generic: - case CK_i386: - case CK_i486: - case CK_i586: - case CK_Pentium: - case CK_i686: - case CK_PentiumPro: - case CK_Lakemont: - break; - case CK_PentiumMMX: - case CK_Pentium2: - case CK_K6: - case CK_WinChipC6: - setFeatureEnabledImpl(Features, "mmx", true); - break; - case CK_Pentium3: - case CK_Pentium3M: - case CK_C3_2: - setFeatureEnabledImpl(Features, "sse", true); - setFeatureEnabledImpl(Features, "fxsr", true); - break; - case CK_PentiumM: - case CK_Pentium4: - case CK_Pentium4M: - case CK_x86_64: - setFeatureEnabledImpl(Features, "sse2", true); - setFeatureEnabledImpl(Features, "fxsr", true); - break; - case CK_Yonah: - case CK_Prescott: - case CK_Nocona: - setFeatureEnabledImpl(Features, "sse3", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "cx16", true); - break; - case CK_Core2: - setFeatureEnabledImpl(Features, "ssse3", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "cx16", true); - break; - case CK_Penryn: - setFeatureEnabledImpl(Features, "sse4.1", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "cx16", true); - break; - case CK_Cannonlake: - setFeatureEnabledImpl(Features, "avx512ifma", true); - setFeatureEnabledImpl(Features, "avx512vbmi", true); - setFeatureEnabledImpl(Features, "sha", true); - LLVM_FALLTHROUGH; - case CK_SkylakeServer: - setFeatureEnabledImpl(Features, "avx512f", true); - setFeatureEnabledImpl(Features, "avx512cd", true); - setFeatureEnabledImpl(Features, "avx512dq", true); - setFeatureEnabledImpl(Features, "avx512bw", true); - setFeatureEnabledImpl(Features, "avx512vl", true); - setFeatureEnabledImpl(Features, "pku", true); - setFeatureEnabledImpl(Features, "clwb", true); - LLVM_FALLTHROUGH; - case CK_SkylakeClient: - setFeatureEnabledImpl(Features, "xsavec", true); - setFeatureEnabledImpl(Features, "xsaves", true); - setFeatureEnabledImpl(Features, "mpx", true); - setFeatureEnabledImpl(Features, "sgx", true); - setFeatureEnabledImpl(Features, "clflushopt", true); - setFeatureEnabledImpl(Features, "rtm", true); - LLVM_FALLTHROUGH; - case CK_Broadwell: - setFeatureEnabledImpl(Features, "rdseed", true); - setFeatureEnabledImpl(Features, "adx", true); - LLVM_FALLTHROUGH; - case CK_Haswell: - setFeatureEnabledImpl(Features, "avx2", true); - setFeatureEnabledImpl(Features, "lzcnt", true); - setFeatureEnabledImpl(Features, "bmi", true); - setFeatureEnabledImpl(Features, "bmi2", true); - setFeatureEnabledImpl(Features, "fma", true); - setFeatureEnabledImpl(Features, "movbe", true); - LLVM_FALLTHROUGH; - case CK_IvyBridge: - setFeatureEnabledImpl(Features, "rdrnd", true); - setFeatureEnabledImpl(Features, "f16c", true); - setFeatureEnabledImpl(Features, "fsgsbase", true); - LLVM_FALLTHROUGH; - case CK_SandyBridge: - setFeatureEnabledImpl(Features, "avx", true); - setFeatureEnabledImpl(Features, "xsave", true); - setFeatureEnabledImpl(Features, "xsaveopt", true); - LLVM_FALLTHROUGH; - case CK_Westmere: - setFeatureEnabledImpl(Features, "aes", true); - setFeatureEnabledImpl(Features, "pclmul", true); - LLVM_FALLTHROUGH; - case CK_Nehalem: - setFeatureEnabledImpl(Features, "sse4.2", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "cx16", true); - break; - case CK_Goldmont: - setFeatureEnabledImpl(Features, "sha", true); - setFeatureEnabledImpl(Features, "rdrnd", true); - setFeatureEnabledImpl(Features, "rdseed", true); - setFeatureEnabledImpl(Features, "xsave", true); - setFeatureEnabledImpl(Features, "xsaveopt", true); - setFeatureEnabledImpl(Features, "xsavec", true); - setFeatureEnabledImpl(Features, "xsaves", true); - setFeatureEnabledImpl(Features, "clflushopt", true); - setFeatureEnabledImpl(Features, "mpx", true); - LLVM_FALLTHROUGH; - case CK_Silvermont: - setFeatureEnabledImpl(Features, "aes", true); - setFeatureEnabledImpl(Features, "pclmul", true); - setFeatureEnabledImpl(Features, "sse4.2", true); - LLVM_FALLTHROUGH; - case CK_Bonnell: - setFeatureEnabledImpl(Features, "movbe", true); - setFeatureEnabledImpl(Features, "ssse3", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "cx16", true); - break; - case CK_KNL: - setFeatureEnabledImpl(Features, "avx512f", true); - setFeatureEnabledImpl(Features, "avx512cd", true); - setFeatureEnabledImpl(Features, "avx512er", true); - setFeatureEnabledImpl(Features, "avx512pf", true); - setFeatureEnabledImpl(Features, "prefetchwt1", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "rdseed", true); - setFeatureEnabledImpl(Features, "adx", true); - setFeatureEnabledImpl(Features, "lzcnt", true); - setFeatureEnabledImpl(Features, "bmi", true); - setFeatureEnabledImpl(Features, "bmi2", true); - setFeatureEnabledImpl(Features, "rtm", true); - setFeatureEnabledImpl(Features, "fma", true); - setFeatureEnabledImpl(Features, "rdrnd", true); - setFeatureEnabledImpl(Features, "f16c", true); - setFeatureEnabledImpl(Features, "fsgsbase", true); - setFeatureEnabledImpl(Features, "aes", true); - setFeatureEnabledImpl(Features, "pclmul", true); - setFeatureEnabledImpl(Features, "cx16", true); - setFeatureEnabledImpl(Features, "xsaveopt", true); - setFeatureEnabledImpl(Features, "xsave", true); - setFeatureEnabledImpl(Features, "movbe", true); - break; - case CK_K6_2: - case CK_K6_3: - case CK_WinChip2: - case CK_C3: - setFeatureEnabledImpl(Features, "3dnow", true); - break; - case CK_Athlon: - case CK_AthlonThunderbird: - case CK_Geode: - setFeatureEnabledImpl(Features, "3dnowa", true); - break; - case CK_Athlon4: - case CK_AthlonXP: - case CK_AthlonMP: - setFeatureEnabledImpl(Features, "sse", true); - setFeatureEnabledImpl(Features, "3dnowa", true); - setFeatureEnabledImpl(Features, "fxsr", true); - break; - case CK_K8: - case CK_Opteron: - case CK_Athlon64: - case CK_AthlonFX: - setFeatureEnabledImpl(Features, "sse2", true); - setFeatureEnabledImpl(Features, "3dnowa", true); - setFeatureEnabledImpl(Features, "fxsr", true); - break; - case CK_AMDFAM10: - setFeatureEnabledImpl(Features, "sse4a", true); - setFeatureEnabledImpl(Features, "lzcnt", true); - setFeatureEnabledImpl(Features, "popcnt", true); - LLVM_FALLTHROUGH; - case CK_K8SSE3: - case CK_OpteronSSE3: - case CK_Athlon64SSE3: - setFeatureEnabledImpl(Features, "sse3", true); - setFeatureEnabledImpl(Features, "3dnowa", true); - setFeatureEnabledImpl(Features, "fxsr", true); - break; - case CK_BTVER2: - setFeatureEnabledImpl(Features, "avx", true); - setFeatureEnabledImpl(Features, "aes", true); - setFeatureEnabledImpl(Features, "pclmul", true); - setFeatureEnabledImpl(Features, "bmi", true); - setFeatureEnabledImpl(Features, "f16c", true); - setFeatureEnabledImpl(Features, "xsaveopt", true); - setFeatureEnabledImpl(Features, "movbe", true); - LLVM_FALLTHROUGH; - case CK_BTVER1: - setFeatureEnabledImpl(Features, "ssse3", true); - setFeatureEnabledImpl(Features, "sse4a", true); - setFeatureEnabledImpl(Features, "lzcnt", true); - setFeatureEnabledImpl(Features, "popcnt", true); - setFeatureEnabledImpl(Features, "prfchw", true); - setFeatureEnabledImpl(Features, "cx16", true); - setFeatureEnabledImpl(Features, "fxsr", true); - break; - case CK_ZNVER1: - setFeatureEnabledImpl(Features, "adx", true); - setFeatureEnabledImpl(Features, "aes", true); - setFeatureEnabledImpl(Features, "avx2", true); - setFeatureEnabledImpl(Features, "bmi", true); - setFeatureEnabledImpl(Features, "bmi2", true); - setFeatureEnabledImpl(Features, "clflushopt", true); - setFeatureEnabledImpl(Features, "clzero", true); - setFeatureEnabledImpl(Features, "cx16", true); - setFeatureEnabledImpl(Features, "f16c", true); - setFeatureEnabledImpl(Features, "fma", true); - setFeatureEnabledImpl(Features, "fsgsbase", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "lzcnt", true); - setFeatureEnabledImpl(Features, "mwaitx", true); - setFeatureEnabledImpl(Features, "movbe", true); - setFeatureEnabledImpl(Features, "pclmul", true); - setFeatureEnabledImpl(Features, "popcnt", true); - setFeatureEnabledImpl(Features, "prfchw", true); - setFeatureEnabledImpl(Features, "rdrnd", true); - setFeatureEnabledImpl(Features, "rdseed", true); - setFeatureEnabledImpl(Features, "sha", true); - setFeatureEnabledImpl(Features, "sse4a", true); - setFeatureEnabledImpl(Features, "xsave", true); - setFeatureEnabledImpl(Features, "xsavec", true); - setFeatureEnabledImpl(Features, "xsaveopt", true); - setFeatureEnabledImpl(Features, "xsaves", true); - break; - case CK_BDVER4: - setFeatureEnabledImpl(Features, "avx2", true); - setFeatureEnabledImpl(Features, "bmi2", true); - setFeatureEnabledImpl(Features, "mwaitx", true); - LLVM_FALLTHROUGH; - case CK_BDVER3: - setFeatureEnabledImpl(Features, "fsgsbase", true); - setFeatureEnabledImpl(Features, "xsaveopt", true); - LLVM_FALLTHROUGH; - case CK_BDVER2: - setFeatureEnabledImpl(Features, "bmi", true); - setFeatureEnabledImpl(Features, "fma", true); - setFeatureEnabledImpl(Features, "f16c", true); - setFeatureEnabledImpl(Features, "tbm", true); - LLVM_FALLTHROUGH; - case CK_BDVER1: - // xop implies avx, sse4a and fma4. - setFeatureEnabledImpl(Features, "xop", true); - setFeatureEnabledImpl(Features, "lwp", true); - setFeatureEnabledImpl(Features, "lzcnt", true); - setFeatureEnabledImpl(Features, "aes", true); - setFeatureEnabledImpl(Features, "pclmul", true); - setFeatureEnabledImpl(Features, "prfchw", true); - setFeatureEnabledImpl(Features, "cx16", true); - setFeatureEnabledImpl(Features, "fxsr", true); - setFeatureEnabledImpl(Features, "xsave", true); - break; - } - if (!TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec)) - return false; - - // Can't do this earlier because we need to be able to explicitly enable - // or disable these features and the things that they depend upon. - - // Enable popcnt if sse4.2 is enabled and popcnt is not explicitly disabled. - auto I = Features.find("sse4.2"); - if (I != Features.end() && I->getValue() && - std::find(FeaturesVec.begin(), FeaturesVec.end(), "-popcnt") == - FeaturesVec.end()) - Features["popcnt"] = true; - - // Enable prfchw if 3DNow! is enabled and prfchw is not explicitly disabled. - I = Features.find("3dnow"); - if (I != Features.end() && I->getValue() && - std::find(FeaturesVec.begin(), FeaturesVec.end(), "-prfchw") == - FeaturesVec.end()) - Features["prfchw"] = true; - - // Additionally, if SSE is enabled and mmx is not explicitly disabled, - // then enable MMX. - I = Features.find("sse"); - if (I != Features.end() && I->getValue() && - std::find(FeaturesVec.begin(), FeaturesVec.end(), "-mmx") == - FeaturesVec.end()) - Features["mmx"] = true; - - return true; -} - -void X86TargetInfo::setSSELevel(llvm::StringMap<bool> &Features, - X86SSEEnum Level, bool Enabled) { - if (Enabled) { - switch (Level) { - case AVX512F: - Features["avx512f"] = true; - LLVM_FALLTHROUGH; - case AVX2: - Features["avx2"] = true; - LLVM_FALLTHROUGH; - case AVX: - Features["avx"] = true; - Features["xsave"] = true; - LLVM_FALLTHROUGH; - case SSE42: - Features["sse4.2"] = true; - LLVM_FALLTHROUGH; - case SSE41: - Features["sse4.1"] = true; - LLVM_FALLTHROUGH; - case SSSE3: - Features["ssse3"] = true; - LLVM_FALLTHROUGH; - case SSE3: - Features["sse3"] = true; - LLVM_FALLTHROUGH; - case SSE2: - Features["sse2"] = true; - LLVM_FALLTHROUGH; - case SSE1: - Features["sse"] = true; - LLVM_FALLTHROUGH; - case NoSSE: - break; - } - return; - } - - switch (Level) { - case NoSSE: - case SSE1: - Features["sse"] = false; - LLVM_FALLTHROUGH; - case SSE2: - Features["sse2"] = Features["pclmul"] = Features["aes"] = - Features["sha"] = false; - LLVM_FALLTHROUGH; - case SSE3: - Features["sse3"] = false; - setXOPLevel(Features, NoXOP, false); - LLVM_FALLTHROUGH; - case SSSE3: - Features["ssse3"] = false; - LLVM_FALLTHROUGH; - case SSE41: - Features["sse4.1"] = false; - LLVM_FALLTHROUGH; - case SSE42: - Features["sse4.2"] = false; - LLVM_FALLTHROUGH; - case AVX: - Features["fma"] = Features["avx"] = Features["f16c"] = Features["xsave"] = - Features["xsaveopt"] = false; - setXOPLevel(Features, FMA4, false); - LLVM_FALLTHROUGH; - case AVX2: - Features["avx2"] = false; - LLVM_FALLTHROUGH; - case AVX512F: - Features["avx512f"] = Features["avx512cd"] = Features["avx512er"] = - Features["avx512pf"] = Features["avx512dq"] = Features["avx512bw"] = - Features["avx512vl"] = Features["avx512vbmi"] = - Features["avx512ifma"] = Features["avx512vpopcntdq"] = false; - break; - } -} - -void X86TargetInfo::setMMXLevel(llvm::StringMap<bool> &Features, - MMX3DNowEnum Level, bool Enabled) { - if (Enabled) { - switch (Level) { - case AMD3DNowAthlon: - Features["3dnowa"] = true; - LLVM_FALLTHROUGH; - case AMD3DNow: - Features["3dnow"] = true; - LLVM_FALLTHROUGH; - case MMX: - Features["mmx"] = true; - LLVM_FALLTHROUGH; - case NoMMX3DNow: - break; - } - return; - } - - switch (Level) { - case NoMMX3DNow: - case MMX: - Features["mmx"] = false; - LLVM_FALLTHROUGH; - case AMD3DNow: - Features["3dnow"] = false; - LLVM_FALLTHROUGH; - case AMD3DNowAthlon: - Features["3dnowa"] = false; - break; - } -} - -void X86TargetInfo::setXOPLevel(llvm::StringMap<bool> &Features, XOPEnum Level, - bool Enabled) { - if (Enabled) { - switch (Level) { - case XOP: - Features["xop"] = true; - LLVM_FALLTHROUGH; - case FMA4: - Features["fma4"] = true; - setSSELevel(Features, AVX, true); - LLVM_FALLTHROUGH; - case SSE4A: - Features["sse4a"] = true; - setSSELevel(Features, SSE3, true); - LLVM_FALLTHROUGH; - case NoXOP: - break; - } - return; - } - - switch (Level) { - case NoXOP: - case SSE4A: - Features["sse4a"] = false; - LLVM_FALLTHROUGH; - case FMA4: - Features["fma4"] = false; - LLVM_FALLTHROUGH; - case XOP: - Features["xop"] = false; - break; - } -} - -void X86TargetInfo::setFeatureEnabledImpl(llvm::StringMap<bool> &Features, - StringRef Name, bool Enabled) { - // This is a bit of a hack to deal with the sse4 target feature when used - // as part of the target attribute. We handle sse4 correctly everywhere - // else. See below for more information on how we handle the sse4 options. - if (Name != "sse4") - Features[Name] = Enabled; - - if (Name == "mmx") { - setMMXLevel(Features, MMX, Enabled); - } else if (Name == "sse") { - setSSELevel(Features, SSE1, Enabled); - } else if (Name == "sse2") { - setSSELevel(Features, SSE2, Enabled); - } else if (Name == "sse3") { - setSSELevel(Features, SSE3, Enabled); - } else if (Name == "ssse3") { - setSSELevel(Features, SSSE3, Enabled); - } else if (Name == "sse4.2") { - setSSELevel(Features, SSE42, Enabled); - } else if (Name == "sse4.1") { - setSSELevel(Features, SSE41, Enabled); - } else if (Name == "3dnow") { - setMMXLevel(Features, AMD3DNow, Enabled); - } else if (Name == "3dnowa") { - setMMXLevel(Features, AMD3DNowAthlon, Enabled); - } else if (Name == "aes") { - if (Enabled) - setSSELevel(Features, SSE2, Enabled); - } else if (Name == "pclmul") { - if (Enabled) - setSSELevel(Features, SSE2, Enabled); - } else if (Name == "avx") { - setSSELevel(Features, AVX, Enabled); - } else if (Name == "avx2") { - setSSELevel(Features, AVX2, Enabled); - } else if (Name == "avx512f") { - setSSELevel(Features, AVX512F, Enabled); - } else if (Name == "avx512cd" || Name == "avx512er" || Name == "avx512pf" || - Name == "avx512dq" || Name == "avx512bw" || Name == "avx512vl" || - Name == "avx512vbmi" || Name == "avx512ifma" || - Name == "avx512vpopcntdq") { - if (Enabled) - setSSELevel(Features, AVX512F, Enabled); - // Enable BWI instruction if VBMI is being enabled. - if (Name == "avx512vbmi" && Enabled) - Features["avx512bw"] = true; - // Also disable VBMI if BWI is being disabled. - if (Name == "avx512bw" && !Enabled) - Features["avx512vbmi"] = false; - } else if (Name == "fma") { - if (Enabled) - setSSELevel(Features, AVX, Enabled); - } else if (Name == "fma4") { - setXOPLevel(Features, FMA4, Enabled); - } else if (Name == "xop") { - setXOPLevel(Features, XOP, Enabled); - } else if (Name == "sse4a") { - setXOPLevel(Features, SSE4A, Enabled); - } else if (Name == "f16c") { - if (Enabled) - setSSELevel(Features, AVX, Enabled); - } else if (Name == "sha") { - if (Enabled) - setSSELevel(Features, SSE2, Enabled); - } else if (Name == "sse4") { - // We can get here via the __target__ attribute since that's not controlled - // via the -msse4/-mno-sse4 command line alias. Handle this the same way - // here - turn on the sse4.2 if enabled, turn off the sse4.1 level if - // disabled. - if (Enabled) - setSSELevel(Features, SSE42, Enabled); - else - setSSELevel(Features, SSE41, Enabled); - } else if (Name == "xsave") { - if (!Enabled) - Features["xsaveopt"] = false; - } else if (Name == "xsaveopt" || Name == "xsavec" || Name == "xsaves") { - if (Enabled) - Features["xsave"] = true; - } -} - -/// handleTargetFeatures - Perform initialization based on the user -/// configured set of features. -bool X86TargetInfo::handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) { - for (const auto &Feature : Features) { - if (Feature[0] != '+') - continue; - - if (Feature == "+aes") { - HasAES = true; - } else if (Feature == "+pclmul") { - HasPCLMUL = true; - } else if (Feature == "+lzcnt") { - HasLZCNT = true; - } else if (Feature == "+rdrnd") { - HasRDRND = true; - } else if (Feature == "+fsgsbase") { - HasFSGSBASE = true; - } else if (Feature == "+bmi") { - HasBMI = true; - } else if (Feature == "+bmi2") { - HasBMI2 = true; - } else if (Feature == "+popcnt") { - HasPOPCNT = true; - } else if (Feature == "+rtm") { - HasRTM = true; - } else if (Feature == "+prfchw") { - HasPRFCHW = true; - } else if (Feature == "+rdseed") { - HasRDSEED = true; - } else if (Feature == "+adx") { - HasADX = true; - } else if (Feature == "+tbm") { - HasTBM = true; - } else if (Feature == "+lwp") { - HasLWP = true; - } else if (Feature == "+fma") { - HasFMA = true; - } else if (Feature == "+f16c") { - HasF16C = true; - } else if (Feature == "+avx512cd") { - HasAVX512CD = true; - } else if (Feature == "+avx512vpopcntdq") { - HasAVX512VPOPCNTDQ = true; - } else if (Feature == "+avx512er") { - HasAVX512ER = true; - } else if (Feature == "+avx512pf") { - HasAVX512PF = true; - } else if (Feature == "+avx512dq") { - HasAVX512DQ = true; - } else if (Feature == "+avx512bw") { - HasAVX512BW = true; - } else if (Feature == "+avx512vl") { - HasAVX512VL = true; - } else if (Feature == "+avx512vbmi") { - HasAVX512VBMI = true; - } else if (Feature == "+avx512ifma") { - HasAVX512IFMA = true; - } else if (Feature == "+sha") { - HasSHA = true; - } else if (Feature == "+mpx") { - HasMPX = true; - } else if (Feature == "+movbe") { - HasMOVBE = true; - } else if (Feature == "+sgx") { - HasSGX = true; - } else if (Feature == "+cx16") { - HasCX16 = true; - } else if (Feature == "+fxsr") { - HasFXSR = true; - } else if (Feature == "+xsave") { - HasXSAVE = true; - } else if (Feature == "+xsaveopt") { - HasXSAVEOPT = true; - } else if (Feature == "+xsavec") { - HasXSAVEC = true; - } else if (Feature == "+xsaves") { - HasXSAVES = true; - } else if (Feature == "+mwaitx") { - HasMWAITX = true; - } else if (Feature == "+pku") { - HasPKU = true; - } else if (Feature == "+clflushopt") { - HasCLFLUSHOPT = true; - } else if (Feature == "+clwb") { - HasCLWB = true; - } else if (Feature == "+prefetchwt1") { - HasPREFETCHWT1 = true; - } else if (Feature == "+clzero") { - HasCLZERO = true; - } - - X86SSEEnum Level = llvm::StringSwitch<X86SSEEnum>(Feature) - .Case("+avx512f", AVX512F) - .Case("+avx2", AVX2) - .Case("+avx", AVX) - .Case("+sse4.2", SSE42) - .Case("+sse4.1", SSE41) - .Case("+ssse3", SSSE3) - .Case("+sse3", SSE3) - .Case("+sse2", SSE2) - .Case("+sse", SSE1) - .Default(NoSSE); - SSELevel = std::max(SSELevel, Level); - - MMX3DNowEnum ThreeDNowLevel = - llvm::StringSwitch<MMX3DNowEnum>(Feature) - .Case("+3dnowa", AMD3DNowAthlon) - .Case("+3dnow", AMD3DNow) - .Case("+mmx", MMX) - .Default(NoMMX3DNow); - MMX3DNowLevel = std::max(MMX3DNowLevel, ThreeDNowLevel); - - XOPEnum XLevel = llvm::StringSwitch<XOPEnum>(Feature) - .Case("+xop", XOP) - .Case("+fma4", FMA4) - .Case("+sse4a", SSE4A) - .Default(NoXOP); - XOPLevel = std::max(XOPLevel, XLevel); - } - - // LLVM doesn't have a separate switch for fpmath, so only accept it if it - // matches the selected sse level. - if ((FPMath == FP_SSE && SSELevel < SSE1) || - (FPMath == FP_387 && SSELevel >= SSE1)) { - Diags.Report(diag::err_target_unsupported_fpmath) << - (FPMath == FP_SSE ? "sse" : "387"); - return false; - } - - SimdDefaultAlign = - hasFeature("avx512f") ? 512 : hasFeature("avx") ? 256 : 128; - return true; -} - -/// X86TargetInfo::getTargetDefines - Return the set of the X86-specific macro -/// definitions for this particular subtarget. -void X86TargetInfo::getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - // Target identification. - if (getTriple().getArch() == llvm::Triple::x86_64) { - Builder.defineMacro("__amd64__"); - Builder.defineMacro("__amd64"); - Builder.defineMacro("__x86_64"); - Builder.defineMacro("__x86_64__"); - if (getTriple().getArchName() == "x86_64h") { - Builder.defineMacro("__x86_64h"); - Builder.defineMacro("__x86_64h__"); - } - } else { - DefineStd(Builder, "i386", Opts); - } - - // Subtarget options. - // FIXME: We are hard-coding the tune parameters based on the CPU, but they - // truly should be based on -mtune options. - switch (CPU) { - case CK_Generic: - break; - case CK_i386: - // The rest are coming from the i386 define above. - Builder.defineMacro("__tune_i386__"); - break; - case CK_i486: - case CK_WinChipC6: - case CK_WinChip2: - case CK_C3: - defineCPUMacros(Builder, "i486"); - break; - case CK_PentiumMMX: - Builder.defineMacro("__pentium_mmx__"); - Builder.defineMacro("__tune_pentium_mmx__"); - LLVM_FALLTHROUGH; - case CK_i586: - case CK_Pentium: - defineCPUMacros(Builder, "i586"); - defineCPUMacros(Builder, "pentium"); - break; - case CK_Pentium3: - case CK_Pentium3M: - case CK_PentiumM: - Builder.defineMacro("__tune_pentium3__"); - LLVM_FALLTHROUGH; - case CK_Pentium2: - case CK_C3_2: - Builder.defineMacro("__tune_pentium2__"); - LLVM_FALLTHROUGH; - case CK_PentiumPro: - Builder.defineMacro("__tune_i686__"); - Builder.defineMacro("__tune_pentiumpro__"); - LLVM_FALLTHROUGH; - case CK_i686: - Builder.defineMacro("__i686"); - Builder.defineMacro("__i686__"); - // Strangely, __tune_i686__ isn't defined by GCC when CPU == i686. - Builder.defineMacro("__pentiumpro"); - Builder.defineMacro("__pentiumpro__"); - break; - case CK_Pentium4: - case CK_Pentium4M: - defineCPUMacros(Builder, "pentium4"); - break; - case CK_Yonah: - case CK_Prescott: - case CK_Nocona: - defineCPUMacros(Builder, "nocona"); - break; - case CK_Core2: - case CK_Penryn: - defineCPUMacros(Builder, "core2"); - break; - case CK_Bonnell: - defineCPUMacros(Builder, "atom"); - break; - case CK_Silvermont: - defineCPUMacros(Builder, "slm"); - break; - case CK_Goldmont: - defineCPUMacros(Builder, "goldmont"); - break; - case CK_Nehalem: - case CK_Westmere: - case CK_SandyBridge: - case CK_IvyBridge: - case CK_Haswell: - case CK_Broadwell: - case CK_SkylakeClient: - // FIXME: Historically, we defined this legacy name, it would be nice to - // remove it at some point. We've never exposed fine-grained names for - // recent primary x86 CPUs, and we should keep it that way. - defineCPUMacros(Builder, "corei7"); - break; - case CK_SkylakeServer: - defineCPUMacros(Builder, "skx"); - break; - case CK_Cannonlake: - break; - case CK_KNL: - defineCPUMacros(Builder, "knl"); - break; - case CK_Lakemont: - Builder.defineMacro("__tune_lakemont__"); - break; - case CK_K6_2: - Builder.defineMacro("__k6_2__"); - Builder.defineMacro("__tune_k6_2__"); - LLVM_FALLTHROUGH; - case CK_K6_3: - if (CPU != CK_K6_2) { // In case of fallthrough - // FIXME: GCC may be enabling these in cases where some other k6 - // architecture is specified but -m3dnow is explicitly provided. The - // exact semantics need to be determined and emulated here. - Builder.defineMacro("__k6_3__"); - Builder.defineMacro("__tune_k6_3__"); - } - LLVM_FALLTHROUGH; - case CK_K6: - defineCPUMacros(Builder, "k6"); - break; - case CK_Athlon: - case CK_AthlonThunderbird: - case CK_Athlon4: - case CK_AthlonXP: - case CK_AthlonMP: - defineCPUMacros(Builder, "athlon"); - if (SSELevel != NoSSE) { - Builder.defineMacro("__athlon_sse__"); - Builder.defineMacro("__tune_athlon_sse__"); - } - break; - case CK_K8: - case CK_K8SSE3: - case CK_x86_64: - case CK_Opteron: - case CK_OpteronSSE3: - case CK_Athlon64: - case CK_Athlon64SSE3: - case CK_AthlonFX: - defineCPUMacros(Builder, "k8"); - break; - case CK_AMDFAM10: - defineCPUMacros(Builder, "amdfam10"); - break; - case CK_BTVER1: - defineCPUMacros(Builder, "btver1"); - break; - case CK_BTVER2: - defineCPUMacros(Builder, "btver2"); - break; - case CK_BDVER1: - defineCPUMacros(Builder, "bdver1"); - break; - case CK_BDVER2: - defineCPUMacros(Builder, "bdver2"); - break; - case CK_BDVER3: - defineCPUMacros(Builder, "bdver3"); - break; - case CK_BDVER4: - defineCPUMacros(Builder, "bdver4"); - break; - case CK_ZNVER1: - defineCPUMacros(Builder, "znver1"); - break; - case CK_Geode: - defineCPUMacros(Builder, "geode"); - break; - } - - // Target properties. - Builder.defineMacro("__REGISTER_PREFIX__", ""); - - // Define __NO_MATH_INLINES on linux/x86 so that we don't get inline - // functions in glibc header files that use FP Stack inline asm which the - // backend can't deal with (PR879). - Builder.defineMacro("__NO_MATH_INLINES"); - - if (HasAES) - Builder.defineMacro("__AES__"); - - if (HasPCLMUL) - Builder.defineMacro("__PCLMUL__"); - - if (HasLZCNT) - Builder.defineMacro("__LZCNT__"); - - if (HasRDRND) - Builder.defineMacro("__RDRND__"); - - if (HasFSGSBASE) - Builder.defineMacro("__FSGSBASE__"); - - if (HasBMI) - Builder.defineMacro("__BMI__"); - - if (HasBMI2) - Builder.defineMacro("__BMI2__"); - - if (HasPOPCNT) - Builder.defineMacro("__POPCNT__"); - - if (HasRTM) - Builder.defineMacro("__RTM__"); - - if (HasPRFCHW) - Builder.defineMacro("__PRFCHW__"); - - if (HasRDSEED) - Builder.defineMacro("__RDSEED__"); - - if (HasADX) - Builder.defineMacro("__ADX__"); - - if (HasTBM) - Builder.defineMacro("__TBM__"); - - if (HasLWP) - Builder.defineMacro("__LWP__"); - - if (HasMWAITX) - Builder.defineMacro("__MWAITX__"); - - switch (XOPLevel) { - case XOP: - Builder.defineMacro("__XOP__"); - LLVM_FALLTHROUGH; - case FMA4: - Builder.defineMacro("__FMA4__"); - LLVM_FALLTHROUGH; - case SSE4A: - Builder.defineMacro("__SSE4A__"); - LLVM_FALLTHROUGH; - case NoXOP: - break; - } - - if (HasFMA) - Builder.defineMacro("__FMA__"); - - if (HasF16C) - Builder.defineMacro("__F16C__"); - - if (HasAVX512CD) - Builder.defineMacro("__AVX512CD__"); - if (HasAVX512VPOPCNTDQ) - Builder.defineMacro("__AVX512VPOPCNTDQ__"); - if (HasAVX512ER) - Builder.defineMacro("__AVX512ER__"); - if (HasAVX512PF) - Builder.defineMacro("__AVX512PF__"); - if (HasAVX512DQ) - Builder.defineMacro("__AVX512DQ__"); - if (HasAVX512BW) - Builder.defineMacro("__AVX512BW__"); - if (HasAVX512VL) - Builder.defineMacro("__AVX512VL__"); - if (HasAVX512VBMI) - Builder.defineMacro("__AVX512VBMI__"); - if (HasAVX512IFMA) - Builder.defineMacro("__AVX512IFMA__"); - - if (HasSHA) - Builder.defineMacro("__SHA__"); - - if (HasFXSR) - Builder.defineMacro("__FXSR__"); - if (HasXSAVE) - Builder.defineMacro("__XSAVE__"); - if (HasXSAVEOPT) - Builder.defineMacro("__XSAVEOPT__"); - if (HasXSAVEC) - Builder.defineMacro("__XSAVEC__"); - if (HasXSAVES) - Builder.defineMacro("__XSAVES__"); - if (HasPKU) - Builder.defineMacro("__PKU__"); - if (HasCX16) - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16"); - if (HasCLFLUSHOPT) - Builder.defineMacro("__CLFLUSHOPT__"); - if (HasCLWB) - Builder.defineMacro("__CLWB__"); - if (HasMPX) - Builder.defineMacro("__MPX__"); - if (HasSGX) - Builder.defineMacro("__SGX__"); - if (HasPREFETCHWT1) - Builder.defineMacro("__PREFETCHWT1__"); - if (HasCLZERO) - Builder.defineMacro("__CLZERO__"); - - // Each case falls through to the previous one here. - switch (SSELevel) { - case AVX512F: - Builder.defineMacro("__AVX512F__"); - LLVM_FALLTHROUGH; - case AVX2: - Builder.defineMacro("__AVX2__"); - LLVM_FALLTHROUGH; - case AVX: - Builder.defineMacro("__AVX__"); - LLVM_FALLTHROUGH; - case SSE42: - Builder.defineMacro("__SSE4_2__"); - LLVM_FALLTHROUGH; - case SSE41: - Builder.defineMacro("__SSE4_1__"); - LLVM_FALLTHROUGH; - case SSSE3: - Builder.defineMacro("__SSSE3__"); - LLVM_FALLTHROUGH; - case SSE3: - Builder.defineMacro("__SSE3__"); - LLVM_FALLTHROUGH; - case SSE2: - Builder.defineMacro("__SSE2__"); - Builder.defineMacro("__SSE2_MATH__"); // -mfp-math=sse always implied. - LLVM_FALLTHROUGH; - case SSE1: - Builder.defineMacro("__SSE__"); - Builder.defineMacro("__SSE_MATH__"); // -mfp-math=sse always implied. - LLVM_FALLTHROUGH; - case NoSSE: - break; - } - - if (Opts.MicrosoftExt && getTriple().getArch() == llvm::Triple::x86) { - switch (SSELevel) { - case AVX512F: - case AVX2: - case AVX: - case SSE42: - case SSE41: - case SSSE3: - case SSE3: - case SSE2: - Builder.defineMacro("_M_IX86_FP", Twine(2)); - break; - case SSE1: - Builder.defineMacro("_M_IX86_FP", Twine(1)); - break; - default: - Builder.defineMacro("_M_IX86_FP", Twine(0)); - break; - } - } - - // Each case falls through to the previous one here. - switch (MMX3DNowLevel) { - case AMD3DNowAthlon: - Builder.defineMacro("__3dNOW_A__"); - LLVM_FALLTHROUGH; - case AMD3DNow: - Builder.defineMacro("__3dNOW__"); - LLVM_FALLTHROUGH; - case MMX: - Builder.defineMacro("__MMX__"); - LLVM_FALLTHROUGH; - case NoMMX3DNow: - break; - } - - if (CPU >= CK_i486) { - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); - } - if (CPU >= CK_i586) - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); - - if (HasFloat128) - Builder.defineMacro("__SIZEOF_FLOAT128__", "16"); -} - -bool X86TargetInfo::isValidFeatureName(StringRef Name) const { - return llvm::StringSwitch<bool>(Name) - .Case("aes", true) - .Case("avx", true) - .Case("avx2", true) - .Case("avx512f", true) - .Case("avx512cd", true) - .Case("avx512vpopcntdq", true) - .Case("avx512er", true) - .Case("avx512pf", true) - .Case("avx512dq", true) - .Case("avx512bw", true) - .Case("avx512vl", true) - .Case("avx512vbmi", true) - .Case("avx512ifma", true) - .Case("bmi", true) - .Case("bmi2", true) - .Case("clflushopt", true) - .Case("clwb", true) - .Case("clzero", true) - .Case("cx16", true) - .Case("f16c", true) - .Case("fma", true) - .Case("fma4", true) - .Case("fsgsbase", true) - .Case("fxsr", true) - .Case("lwp", true) - .Case("lzcnt", true) - .Case("mm3dnow", true) - .Case("mm3dnowa", true) - .Case("mmx", true) - .Case("movbe", true) - .Case("mpx", true) - .Case("pclmul", true) - .Case("pku", true) - .Case("popcnt", true) - .Case("prefetchwt1", true) - .Case("prfchw", true) - .Case("rdrnd", true) - .Case("rdseed", true) - .Case("rtm", true) - .Case("sgx", true) - .Case("sha", true) - .Case("sse", true) - .Case("sse2", true) - .Case("sse3", true) - .Case("ssse3", true) - .Case("sse4.1", true) - .Case("sse4.2", true) - .Case("sse4a", true) - .Case("tbm", true) - .Case("x86", true) - .Case("x86_32", true) - .Case("x86_64", true) - .Case("xop", true) - .Case("xsave", true) - .Case("xsavec", true) - .Case("xsaves", true) - .Case("xsaveopt", true) - .Default(false); -} - -bool X86TargetInfo::hasFeature(StringRef Feature) const { - return llvm::StringSwitch<bool>(Feature) - .Case("aes", HasAES) - .Case("avx", SSELevel >= AVX) - .Case("avx2", SSELevel >= AVX2) - .Case("avx512f", SSELevel >= AVX512F) - .Case("avx512cd", HasAVX512CD) - .Case("avx512vpopcntdq", HasAVX512VPOPCNTDQ) - .Case("avx512er", HasAVX512ER) - .Case("avx512pf", HasAVX512PF) - .Case("avx512dq", HasAVX512DQ) - .Case("avx512bw", HasAVX512BW) - .Case("avx512vl", HasAVX512VL) - .Case("avx512vbmi", HasAVX512VBMI) - .Case("avx512ifma", HasAVX512IFMA) - .Case("bmi", HasBMI) - .Case("bmi2", HasBMI2) - .Case("clflushopt", HasCLFLUSHOPT) - .Case("clwb", HasCLWB) - .Case("clzero", HasCLZERO) - .Case("cx16", HasCX16) - .Case("f16c", HasF16C) - .Case("fma", HasFMA) - .Case("fma4", XOPLevel >= FMA4) - .Case("fsgsbase", HasFSGSBASE) - .Case("fxsr", HasFXSR) - .Case("lwp", HasLWP) - .Case("lzcnt", HasLZCNT) - .Case("mm3dnow", MMX3DNowLevel >= AMD3DNow) - .Case("mm3dnowa", MMX3DNowLevel >= AMD3DNowAthlon) - .Case("mmx", MMX3DNowLevel >= MMX) - .Case("movbe", HasMOVBE) - .Case("mpx", HasMPX) - .Case("pclmul", HasPCLMUL) - .Case("pku", HasPKU) - .Case("popcnt", HasPOPCNT) - .Case("prefetchwt1", HasPREFETCHWT1) - .Case("prfchw", HasPRFCHW) - .Case("rdrnd", HasRDRND) - .Case("rdseed", HasRDSEED) - .Case("rtm", HasRTM) - .Case("sgx", HasSGX) - .Case("sha", HasSHA) - .Case("sse", SSELevel >= SSE1) - .Case("sse2", SSELevel >= SSE2) - .Case("sse3", SSELevel >= SSE3) - .Case("ssse3", SSELevel >= SSSE3) - .Case("sse4.1", SSELevel >= SSE41) - .Case("sse4.2", SSELevel >= SSE42) - .Case("sse4a", XOPLevel >= SSE4A) - .Case("tbm", HasTBM) - .Case("x86", true) - .Case("x86_32", getTriple().getArch() == llvm::Triple::x86) - .Case("x86_64", getTriple().getArch() == llvm::Triple::x86_64) - .Case("xop", XOPLevel >= XOP) - .Case("xsave", HasXSAVE) - .Case("xsavec", HasXSAVEC) - .Case("xsaves", HasXSAVES) - .Case("xsaveopt", HasXSAVEOPT) - .Default(false); -} - -// We can't use a generic validation scheme for the features accepted here -// versus subtarget features accepted in the target attribute because the -// bitfield structure that's initialized in the runtime only supports the -// below currently rather than the full range of subtarget features. (See -// X86TargetInfo::hasFeature for a somewhat comprehensive list). -bool X86TargetInfo::validateCpuSupports(StringRef FeatureStr) const { - return llvm::StringSwitch<bool>(FeatureStr) - .Case("cmov", true) - .Case("mmx", true) - .Case("popcnt", true) - .Case("sse", true) - .Case("sse2", true) - .Case("sse3", true) - .Case("ssse3", true) - .Case("sse4.1", true) - .Case("sse4.2", true) - .Case("avx", true) - .Case("avx2", true) - .Case("sse4a", true) - .Case("fma4", true) - .Case("xop", true) - .Case("fma", true) - .Case("avx512f", true) - .Case("bmi", true) - .Case("bmi2", true) - .Case("aes", true) - .Case("pclmul", true) - .Case("avx512vl", true) - .Case("avx512bw", true) - .Case("avx512dq", true) - .Case("avx512cd", true) - .Case("avx512er", true) - .Case("avx512pf", true) - .Case("avx512vbmi", true) - .Case("avx512ifma", true) - .Case("avx512vpopcntdq", true) - .Default(false); -} - -bool -X86TargetInfo::validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const { - switch (*Name) { - default: return false; - // Constant constraints. - case 'e': // 32-bit signed integer constant for use with sign-extending x86_64 - // instructions. - case 'Z': // 32-bit unsigned integer constant for use with zero-extending - // x86_64 instructions. - case 's': - Info.setRequiresImmediate(); - return true; - case 'I': - Info.setRequiresImmediate(0, 31); - return true; - case 'J': - Info.setRequiresImmediate(0, 63); - return true; - case 'K': - Info.setRequiresImmediate(-128, 127); - return true; - case 'L': - Info.setRequiresImmediate({ int(0xff), int(0xffff), int(0xffffffff) }); - return true; - case 'M': - Info.setRequiresImmediate(0, 3); - return true; - case 'N': - Info.setRequiresImmediate(0, 255); - return true; - case 'O': - Info.setRequiresImmediate(0, 127); - return true; - // Register constraints. - case 'Y': // 'Y' is the first character for several 2-character constraints. - // Shift the pointer to the second character of the constraint. - Name++; - switch (*Name) { - default: - return false; - case '0': // First SSE register. - case 't': // Any SSE register, when SSE2 is enabled. - case 'i': // Any SSE register, when SSE2 and inter-unit moves enabled. - case 'm': // Any MMX register, when inter-unit moves enabled. - case 'k': // AVX512 arch mask registers: k1-k7. - Info.setAllowsRegister(); - return true; - } - case 'f': // Any x87 floating point stack register. - // Constraint 'f' cannot be used for output operands. - if (Info.ConstraintStr[0] == '=') - return false; - Info.setAllowsRegister(); - return true; - case 'a': // eax. - case 'b': // ebx. - case 'c': // ecx. - case 'd': // edx. - case 'S': // esi. - case 'D': // edi. - case 'A': // edx:eax. - case 't': // Top of floating point stack. - case 'u': // Second from top of floating point stack. - case 'q': // Any register accessible as [r]l: a, b, c, and d. - case 'y': // Any MMX register. - case 'v': // Any {X,Y,Z}MM register (Arch & context dependent) - case 'x': // Any SSE register. - case 'k': // Any AVX512 mask register (same as Yk, additionaly allows k0 - // for intermideate k reg operations). - case 'Q': // Any register accessible as [r]h: a, b, c, and d. - case 'R': // "Legacy" registers: ax, bx, cx, dx, di, si, sp, bp. - case 'l': // "Index" registers: any general register that can be used as an - // index in a base+index memory access. - Info.setAllowsRegister(); - return true; - // Floating point constant constraints. - case 'C': // SSE floating point constant. - case 'G': // x87 floating point constant. - return true; - } -} - -bool X86TargetInfo::validateOutputSize(StringRef Constraint, - unsigned Size) const { - // Strip off constraint modifiers. - while (Constraint[0] == '=' || - Constraint[0] == '+' || - Constraint[0] == '&') - Constraint = Constraint.substr(1); - - return validateOperandSize(Constraint, Size); -} - -bool X86TargetInfo::validateInputSize(StringRef Constraint, - unsigned Size) const { - return validateOperandSize(Constraint, Size); -} - -bool X86TargetInfo::validateOperandSize(StringRef Constraint, - unsigned Size) const { - switch (Constraint[0]) { - default: break; - case 'k': - // Registers k0-k7 (AVX512) size limit is 64 bit. - case 'y': - return Size <= 64; - case 'f': - case 't': - case 'u': - return Size <= 128; - case 'v': - case 'x': - if (SSELevel >= AVX512F) - // 512-bit zmm registers can be used if target supports AVX512F. - return Size <= 512U; - else if (SSELevel >= AVX) - // 256-bit ymm registers can be used if target supports AVX. - return Size <= 256U; - return Size <= 128U; - case 'Y': - // 'Y' is the first character for several 2-character constraints. - switch (Constraint[1]) { - default: break; - case 'm': - // 'Ym' is synonymous with 'y'. - case 'k': - return Size <= 64; - case 'i': - case 't': - // 'Yi' and 'Yt' are synonymous with 'x' when SSE2 is enabled. - if (SSELevel >= AVX512F) - return Size <= 512U; - else if (SSELevel >= AVX) - return Size <= 256U; - return SSELevel >= SSE2 && Size <= 128U; - } - - } - - return true; -} - -std::string -X86TargetInfo::convertConstraint(const char *&Constraint) const { - switch (*Constraint) { - case 'a': return std::string("{ax}"); - case 'b': return std::string("{bx}"); - case 'c': return std::string("{cx}"); - case 'd': return std::string("{dx}"); - case 'S': return std::string("{si}"); - case 'D': return std::string("{di}"); - case 'p': // address - return std::string("im"); - case 't': // top of floating point stack. - return std::string("{st}"); - case 'u': // second from top of floating point stack. - return std::string("{st(1)}"); // second from top of floating point stack. - case 'Y': - switch (Constraint[1]) { - default: - // Break from inner switch and fall through (copy single char), - // continue parsing after copying the current constraint into - // the return string. - break; - case 'k': - // "^" hints llvm that this is a 2 letter constraint. - // "Constraint++" is used to promote the string iterator - // to the next constraint. - return std::string("^") + std::string(Constraint++, 2); - } - LLVM_FALLTHROUGH; - default: - return std::string(1, *Constraint); - } -} - -// X86-32 generic target -class X86_32TargetInfo : public X86TargetInfo { -public: - X86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : X86TargetInfo(Triple, Opts) { - DoubleAlign = LongLongAlign = 32; - LongDoubleWidth = 96; - LongDoubleAlign = 32; - SuitableAlign = 128; - resetDataLayout("e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"); - SizeType = UnsignedInt; - PtrDiffType = SignedInt; - IntPtrType = SignedInt; - RegParmMax = 3; - - // Use fpret for all types. - RealTypeUsesObjCFPRet = ((1 << TargetInfo::Float) | - (1 << TargetInfo::Double) | - (1 << TargetInfo::LongDouble)); - - // x86-32 has atomics up to 8 bytes - // FIXME: Check that we actually have cmpxchg8b before setting - // MaxAtomicInlineWidth. (cmpxchg8b is an i586 instruction.) - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } - - int getEHDataRegisterNumber(unsigned RegNo) const override { - if (RegNo == 0) return 0; - if (RegNo == 1) return 2; - return -1; - } - bool validateOperandSize(StringRef Constraint, - unsigned Size) const override { - switch (Constraint[0]) { - default: break; - case 'R': - case 'q': - case 'Q': - case 'a': - case 'b': - case 'c': - case 'd': - case 'S': - case 'D': - return Size <= 32; - case 'A': - return Size <= 64; - } - - return X86TargetInfo::validateOperandSize(Constraint, Size); - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfoX86, clang::X86::LastX86CommonBuiltin - - Builtin::FirstTSBuiltin + 1); - } -}; - -class NetBSDI386TargetInfo : public NetBSDTargetInfo<X86_32TargetInfo> { -public: - NetBSDI386TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : NetBSDTargetInfo<X86_32TargetInfo>(Triple, Opts) {} - - unsigned getFloatEvalMethod() const override { - unsigned Major, Minor, Micro; - getTriple().getOSVersion(Major, Minor, Micro); - // New NetBSD uses the default rounding mode. - if (Major >= 7 || (Major == 6 && Minor == 99 && Micro >= 26) || Major == 0) - return X86_32TargetInfo::getFloatEvalMethod(); - // NetBSD before 6.99.26 defaults to "double" rounding. - return 1; - } -}; - -class OpenBSDI386TargetInfo : public OpenBSDTargetInfo<X86_32TargetInfo> { -public: - OpenBSDI386TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OpenBSDTargetInfo<X86_32TargetInfo>(Triple, Opts) { - SizeType = UnsignedLong; - IntPtrType = SignedLong; - PtrDiffType = SignedLong; - } -}; - -class BitrigI386TargetInfo : public BitrigTargetInfo<X86_32TargetInfo> { -public: - BitrigI386TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : BitrigTargetInfo<X86_32TargetInfo>(Triple, Opts) { - SizeType = UnsignedLong; - IntPtrType = SignedLong; - PtrDiffType = SignedLong; - } -}; - -class DarwinI386TargetInfo : public DarwinTargetInfo<X86_32TargetInfo> { -public: - DarwinI386TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : DarwinTargetInfo<X86_32TargetInfo>(Triple, Opts) { - LongDoubleWidth = 128; - LongDoubleAlign = 128; - SuitableAlign = 128; - MaxVectorAlign = 256; - // The watchOS simulator uses the builtin bool type for Objective-C. - llvm::Triple T = llvm::Triple(Triple); - if (T.isWatchOS()) - UseSignedCharForObjCBool = false; - SizeType = UnsignedLong; - IntPtrType = SignedLong; - resetDataLayout("e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128"); - HasAlignMac68kSupport = true; - } - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override { - if (!DarwinTargetInfo<X86_32TargetInfo>::handleTargetFeatures(Features, - Diags)) - return false; - // We now know the features we have: we can decide how to align vectors. - MaxVectorAlign = - hasFeature("avx512f") ? 512 : hasFeature("avx") ? 256 : 128; - return true; - } -}; - -// x86-32 Windows target -class WindowsX86_32TargetInfo : public WindowsTargetInfo<X86_32TargetInfo> { -public: - WindowsX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : WindowsTargetInfo<X86_32TargetInfo>(Triple, Opts) { - WCharType = UnsignedShort; - DoubleAlign = LongLongAlign = 64; - bool IsWinCOFF = - getTriple().isOSWindows() && getTriple().isOSBinFormatCOFF(); - resetDataLayout(IsWinCOFF - ? "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" - : "e-m:e-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsTargetInfo<X86_32TargetInfo>::getTargetDefines(Opts, Builder); - } -}; - -// x86-32 Windows Visual Studio target -class MicrosoftX86_32TargetInfo : public WindowsX86_32TargetInfo { -public: - MicrosoftX86_32TargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : WindowsX86_32TargetInfo(Triple, Opts) { - LongDoubleWidth = LongDoubleAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsX86_32TargetInfo::getTargetDefines(Opts, Builder); - WindowsX86_32TargetInfo::getVisualStudioDefines(Opts, Builder); - // The value of the following reflects processor type. - // 300=386, 400=486, 500=Pentium, 600=Blend (default) - // We lost the original triple, so we use the default. - Builder.defineMacro("_M_IX86", "600"); - } -}; - -static void addCygMingDefines(const LangOptions &Opts, MacroBuilder &Builder) { - // Mingw and cygwin define __declspec(a) to __attribute__((a)). Clang - // supports __declspec natively under -fms-extensions, but we define a no-op - // __declspec macro anyway for pre-processor compatibility. - if (Opts.MicrosoftExt) - Builder.defineMacro("__declspec", "__declspec"); - else - Builder.defineMacro("__declspec(a)", "__attribute__((a))"); - - if (!Opts.MicrosoftExt) { - // Provide macros for all the calling convention keywords. Provide both - // single and double underscore prefixed variants. These are available on - // x64 as well as x86, even though they have no effect. - const char *CCs[] = {"cdecl", "stdcall", "fastcall", "thiscall", "pascal"}; - for (const char *CC : CCs) { - std::string GCCSpelling = "__attribute__((__"; - GCCSpelling += CC; - GCCSpelling += "__))"; - Builder.defineMacro(Twine("_") + CC, GCCSpelling); - Builder.defineMacro(Twine("__") + CC, GCCSpelling); - } - } -} - -static void addMinGWDefines(const LangOptions &Opts, MacroBuilder &Builder) { +void addMinGWDefines(const LangOptions &Opts, MacroBuilder &Builder) { Builder.defineMacro("__MSVCRT__"); Builder.defineMacro("__MINGW32__"); addCygMingDefines(Opts, Builder); } -// x86-32 MinGW target -class MinGWX86_32TargetInfo : public WindowsX86_32TargetInfo { -public: - MinGWX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : WindowsX86_32TargetInfo(Triple, Opts) { - HasFloat128 = true; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsX86_32TargetInfo::getTargetDefines(Opts, Builder); - DefineStd(Builder, "WIN32", Opts); - DefineStd(Builder, "WINNT", Opts); - Builder.defineMacro("_X86_"); - addMinGWDefines(Opts, Builder); - } -}; - -// x86-32 Cygwin target -class CygwinX86_32TargetInfo : public X86_32TargetInfo { -public: - CygwinX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : X86_32TargetInfo(Triple, Opts) { - WCharType = UnsignedShort; - DoubleAlign = LongLongAlign = 64; - resetDataLayout("e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - X86_32TargetInfo::getTargetDefines(Opts, Builder); - Builder.defineMacro("_X86_"); - Builder.defineMacro("__CYGWIN__"); - Builder.defineMacro("__CYGWIN32__"); - addCygMingDefines(Opts, Builder); - DefineStd(Builder, "unix", Opts); - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - } -}; - -// x86-32 Haiku target -class HaikuX86_32TargetInfo : public HaikuTargetInfo<X86_32TargetInfo> { -public: - HaikuX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : HaikuTargetInfo<X86_32TargetInfo>(Triple, Opts) { - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - HaikuTargetInfo<X86_32TargetInfo>::getTargetDefines(Opts, Builder); - Builder.defineMacro("__INTEL__"); - } -}; - -// X86-32 MCU target -class MCUX86_32TargetInfo : public X86_32TargetInfo { -public: - MCUX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : X86_32TargetInfo(Triple, Opts) { - LongDoubleWidth = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - resetDataLayout("e-m:e-p:32:32-i64:32-f64:32-f128:32-n8:16:32-a:0:32-S32"); - WIntType = UnsignedInt; - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - // On MCU we support only C calling convention. - return CC == CC_C ? CCCR_OK : CCCR_Warning; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - X86_32TargetInfo::getTargetDefines(Opts, Builder); - Builder.defineMacro("__iamcu"); - Builder.defineMacro("__iamcu__"); - } - - bool allowsLargerPreferedTypeAlignment() const override { - return false; - } -}; - -// RTEMS Target -template<typename Target> -class RTEMSTargetInfo : public OSTargetInfo<Target> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - // RTEMS defines; list based off of gcc output - - Builder.defineMacro("__rtems__"); - Builder.defineMacro("__ELF__"); - } - -public: - RTEMSTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OSTargetInfo<Target>(Triple, Opts) { - switch (Triple.getArch()) { - default: - case llvm::Triple::x86: - // this->MCountName = ".mcount"; - break; - case llvm::Triple::mips: - case llvm::Triple::mipsel: - case llvm::Triple::ppc: - case llvm::Triple::ppc64: - case llvm::Triple::ppc64le: - // this->MCountName = "_mcount"; - break; - case llvm::Triple::arm: - // this->MCountName = "__mcount"; - break; - } - } -}; - -// x86-32 RTEMS target -class RTEMSX86_32TargetInfo : public X86_32TargetInfo { -public: - RTEMSX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : X86_32TargetInfo(Triple, Opts) { - SizeType = UnsignedLong; - IntPtrType = SignedLong; - PtrDiffType = SignedLong; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - X86_32TargetInfo::getTargetDefines(Opts, Builder); - Builder.defineMacro("__INTEL__"); - Builder.defineMacro("__rtems__"); - } -}; - -// x86-64 generic target -class X86_64TargetInfo : public X86TargetInfo { -public: - X86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : X86TargetInfo(Triple, Opts) { - const bool IsX32 = getTriple().getEnvironment() == llvm::Triple::GNUX32; - bool IsWinCOFF = - getTriple().isOSWindows() && getTriple().isOSBinFormatCOFF(); - LongWidth = LongAlign = PointerWidth = PointerAlign = IsX32 ? 32 : 64; - LongDoubleWidth = 128; - LongDoubleAlign = 128; - LargeArrayMinWidth = 128; - LargeArrayAlign = 128; - SuitableAlign = 128; - SizeType = IsX32 ? UnsignedInt : UnsignedLong; - PtrDiffType = IsX32 ? SignedInt : SignedLong; - IntPtrType = IsX32 ? SignedInt : SignedLong; - IntMaxType = IsX32 ? SignedLongLong : SignedLong; - Int64Type = IsX32 ? SignedLongLong : SignedLong; - RegParmMax = 6; - - // Pointers are 32-bit in x32. - resetDataLayout(IsX32 - ? "e-m:e-p:32:32-i64:64-f80:128-n8:16:32:64-S128" - : IsWinCOFF ? "e-m:w-i64:64-f80:128-n8:16:32:64-S128" - : "e-m:e-i64:64-f80:128-n8:16:32:64-S128"); - - // Use fpret only for long double. - RealTypeUsesObjCFPRet = (1 << TargetInfo::LongDouble); - - // Use fp2ret for _Complex long double. - ComplexLongDoubleUsesFP2Ret = true; - - // Make __builtin_ms_va_list available. - HasBuiltinMSVaList = true; - - // x86-64 has atomics up to 16 bytes. - MaxAtomicPromoteWidth = 128; - MaxAtomicInlineWidth = 128; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::X86_64ABIBuiltinVaList; - } - - int getEHDataRegisterNumber(unsigned RegNo) const override { - if (RegNo == 0) return 0; - if (RegNo == 1) return 1; - return -1; - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - case CC_C: - case CC_Swift: - case CC_X86VectorCall: - case CC_IntelOclBicc: - case CC_Win64: - case CC_PreserveMost: - case CC_PreserveAll: - case CC_X86RegCall: - case CC_OpenCLKernel: - return CCCR_OK; - default: - return CCCR_Warning; - } - } - - CallingConv getDefaultCallingConv(CallingConvMethodType MT) const override { - return CC_C; - } - - // for x32 we need it here explicitly - bool hasInt128Type() const override { return true; } - unsigned getUnwindWordWidth() const override { return 64; } - unsigned getRegisterWidth() const override { return 64; } - - bool validateGlobalRegisterVariable(StringRef RegName, - unsigned RegSize, - bool &HasSizeMismatch) const override { - // rsp and rbp are the only 64-bit registers the x86 backend can currently - // handle. - if (RegName.equals("rsp") || RegName.equals("rbp")) { - // Check that the register size is 64-bit. - HasSizeMismatch = RegSize != 64; - return true; - } - - // Check if the register is a 32-bit register the backend can handle. - return X86TargetInfo::validateGlobalRegisterVariable(RegName, RegSize, - HasSizeMismatch); - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfoX86, - X86::LastTSBuiltin - Builtin::FirstTSBuiltin); - } -}; - -// x86-64 Windows target -class WindowsX86_64TargetInfo : public WindowsTargetInfo<X86_64TargetInfo> { -public: - WindowsX86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : WindowsTargetInfo<X86_64TargetInfo>(Triple, Opts) { - WCharType = UnsignedShort; - LongWidth = LongAlign = 32; - DoubleAlign = LongLongAlign = 64; - IntMaxType = SignedLongLong; - Int64Type = SignedLongLong; - SizeType = UnsignedLongLong; - PtrDiffType = SignedLongLong; - IntPtrType = SignedLongLong; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsTargetInfo<X86_64TargetInfo>::getTargetDefines(Opts, Builder); - Builder.defineMacro("_WIN64"); - } - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - case CC_X86StdCall: - case CC_X86ThisCall: - case CC_X86FastCall: - return CCCR_Ignore; - case CC_C: - case CC_X86VectorCall: - case CC_IntelOclBicc: - case CC_X86_64SysV: - case CC_Swift: - case CC_X86RegCall: - case CC_OpenCLKernel: - return CCCR_OK; - default: - return CCCR_Warning; - } - } -}; - -// x86-64 Windows Visual Studio target -class MicrosoftX86_64TargetInfo : public WindowsX86_64TargetInfo { -public: - MicrosoftX86_64TargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : WindowsX86_64TargetInfo(Triple, Opts) { - LongDoubleWidth = LongDoubleAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder); - WindowsX86_64TargetInfo::getVisualStudioDefines(Opts, Builder); - Builder.defineMacro("_M_X64", "100"); - Builder.defineMacro("_M_AMD64", "100"); - } -}; - -// x86-64 MinGW target -class MinGWX86_64TargetInfo : public WindowsX86_64TargetInfo { -public: - MinGWX86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : WindowsX86_64TargetInfo(Triple, Opts) { - // Mingw64 rounds long double size and alignment up to 16 bytes, but sticks - // with x86 FP ops. Weird. - LongDoubleWidth = LongDoubleAlign = 128; - LongDoubleFormat = &llvm::APFloat::x87DoubleExtended(); - HasFloat128 = true; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder); - DefineStd(Builder, "WIN64", Opts); - Builder.defineMacro("__MINGW64__"); - addMinGWDefines(Opts, Builder); - - // GCC defines this macro when it is using __gxx_personality_seh0. - if (!Opts.SjLjExceptions) - Builder.defineMacro("__SEH__"); - } -}; - -// x86-64 Cygwin target -class CygwinX86_64TargetInfo : public X86_64TargetInfo { -public: - CygwinX86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : X86_64TargetInfo(Triple, Opts) { - TLSSupported = false; - WCharType = UnsignedShort; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - X86_64TargetInfo::getTargetDefines(Opts, Builder); - Builder.defineMacro("__x86_64__"); - Builder.defineMacro("__CYGWIN__"); - Builder.defineMacro("__CYGWIN64__"); - addCygMingDefines(Opts, Builder); - DefineStd(Builder, "unix", Opts); - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - - // GCC defines this macro when it is using __gxx_personality_seh0. - if (!Opts.SjLjExceptions) - Builder.defineMacro("__SEH__"); - } -}; - -class DarwinX86_64TargetInfo : public DarwinTargetInfo<X86_64TargetInfo> { -public: - DarwinX86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : DarwinTargetInfo<X86_64TargetInfo>(Triple, Opts) { - Int64Type = SignedLongLong; - // The 64-bit iOS simulator uses the builtin bool type for Objective-C. - llvm::Triple T = llvm::Triple(Triple); - if (T.isiOS()) - UseSignedCharForObjCBool = false; - resetDataLayout("e-m:o-i64:64-f80:128-n8:16:32:64-S128"); - } - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override { - if (!DarwinTargetInfo<X86_64TargetInfo>::handleTargetFeatures(Features, - Diags)) - return false; - // We now know the features we have: we can decide how to align vectors. - MaxVectorAlign = - hasFeature("avx512f") ? 512 : hasFeature("avx") ? 256 : 128; - return true; - } -}; - -class OpenBSDX86_64TargetInfo : public OpenBSDTargetInfo<X86_64TargetInfo> { -public: - OpenBSDX86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : OpenBSDTargetInfo<X86_64TargetInfo>(Triple, Opts) { - IntMaxType = SignedLongLong; - Int64Type = SignedLongLong; - } -}; - -class BitrigX86_64TargetInfo : public BitrigTargetInfo<X86_64TargetInfo> { -public: - BitrigX86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : BitrigTargetInfo<X86_64TargetInfo>(Triple, Opts) { - IntMaxType = SignedLongLong; - Int64Type = SignedLongLong; - } -}; - -class ARMTargetInfo : public TargetInfo { - // Possible FPU choices. - enum FPUMode { - VFP2FPU = (1 << 0), - VFP3FPU = (1 << 1), - VFP4FPU = (1 << 2), - NeonFPU = (1 << 3), - FPARMV8 = (1 << 4) - }; - - // Possible HWDiv features. - enum HWDivMode { - HWDivThumb = (1 << 0), - HWDivARM = (1 << 1) - }; - - static bool FPUModeIsVFP(FPUMode Mode) { - return Mode & (VFP2FPU | VFP3FPU | VFP4FPU | NeonFPU | FPARMV8); - } - - static const TargetInfo::GCCRegAlias GCCRegAliases[]; - static const char * const GCCRegNames[]; - - std::string ABI, CPU; - - StringRef CPUProfile; - StringRef CPUAttr; - - enum { - FP_Default, - FP_VFP, - FP_Neon - } FPMath; - - unsigned ArchISA; - unsigned ArchKind = llvm::ARM::AK_ARMV4T; - unsigned ArchProfile; - unsigned ArchVersion; - - unsigned FPU : 5; - - unsigned IsAAPCS : 1; - unsigned HWDiv : 2; - - // Initialized via features. - unsigned SoftFloat : 1; - unsigned SoftFloatABI : 1; - - unsigned CRC : 1; - unsigned Crypto : 1; - unsigned DSP : 1; - unsigned Unaligned : 1; - - enum { - LDREX_B = (1 << 0), /// byte (8-bit) - LDREX_H = (1 << 1), /// half (16-bit) - LDREX_W = (1 << 2), /// word (32-bit) - LDREX_D = (1 << 3), /// double (64-bit) - }; - - uint32_t LDREX; - - // ACLE 6.5.1 Hardware floating point - enum { - HW_FP_HP = (1 << 1), /// half (16-bit) - HW_FP_SP = (1 << 2), /// single (32-bit) - HW_FP_DP = (1 << 3), /// double (64-bit) - }; - uint32_t HW_FP; - - static const Builtin::Info BuiltinInfo[]; - - void setABIAAPCS() { - IsAAPCS = true; - - DoubleAlign = LongLongAlign = LongDoubleAlign = SuitableAlign = 64; - const llvm::Triple &T = getTriple(); - - // size_t is unsigned long on MachO-derived environments, NetBSD, - // OpenBSD and Bitrig. - if (T.isOSBinFormatMachO() || T.getOS() == llvm::Triple::NetBSD || - T.getOS() == llvm::Triple::OpenBSD || - T.getOS() == llvm::Triple::Bitrig) - SizeType = UnsignedLong; - else - SizeType = UnsignedInt; - - switch (T.getOS()) { - case llvm::Triple::NetBSD: - case llvm::Triple::OpenBSD: - WCharType = SignedInt; - break; - case llvm::Triple::Win32: - WCharType = UnsignedShort; - break; - case llvm::Triple::Linux: - default: - // AAPCS 7.1.1, ARM-Linux ABI 2.4: type of wchar_t is unsigned int. - WCharType = UnsignedInt; - break; - } - - UseBitFieldTypeAlignment = true; - - ZeroLengthBitfieldBoundary = 0; - - // Thumb1 add sp, #imm requires the immediate value be multiple of 4, - // so set preferred for small types to 32. - if (T.isOSBinFormatMachO()) { - resetDataLayout(BigEndian - ? "E-m:o-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" - : "e-m:o-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"); - } else if (T.isOSWindows()) { - assert(!BigEndian && "Windows on ARM does not support big endian"); - resetDataLayout("e" - "-m:w" - "-p:32:32" - "-i64:64" - "-v128:64:128" - "-a:0:32" - "-n32" - "-S64"); - } else if (T.isOSNaCl()) { - assert(!BigEndian && "NaCl on ARM does not support big endian"); - resetDataLayout("e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S128"); - } else { - resetDataLayout(BigEndian - ? "E-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" - : "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"); - } - - // FIXME: Enumerated types are variable width in straight AAPCS. - } - - void setABIAPCS(bool IsAAPCS16) { - const llvm::Triple &T = getTriple(); - - IsAAPCS = false; - - if (IsAAPCS16) - DoubleAlign = LongLongAlign = LongDoubleAlign = SuitableAlign = 64; - else - DoubleAlign = LongLongAlign = LongDoubleAlign = SuitableAlign = 32; - - // size_t is unsigned int on FreeBSD. - if (T.getOS() == llvm::Triple::FreeBSD) - SizeType = UnsignedInt; - else - SizeType = UnsignedLong; - - // Revert to using SignedInt on apcs-gnu to comply with existing behaviour. - WCharType = SignedInt; - - // Do not respect the alignment of bit-field types when laying out - // structures. This corresponds to PCC_BITFIELD_TYPE_MATTERS in gcc. - UseBitFieldTypeAlignment = false; - - /// gcc forces the alignment to 4 bytes, regardless of the type of the - /// zero length bitfield. This corresponds to EMPTY_FIELD_BOUNDARY in - /// gcc. - ZeroLengthBitfieldBoundary = 32; - - if (T.isOSBinFormatMachO() && IsAAPCS16) { - assert(!BigEndian && "AAPCS16 does not support big-endian"); - resetDataLayout("e-m:o-p:32:32-i64:64-a:0:32-n32-S128"); - } else if (T.isOSBinFormatMachO()) - resetDataLayout( - BigEndian - ? "E-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32" - : "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"); - else - resetDataLayout( - BigEndian - ? "E-m:e-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32" - : "e-m:e-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"); - - // FIXME: Override "preferred align" for double and long long. - } - - void setArchInfo() { - StringRef ArchName = getTriple().getArchName(); - - ArchISA = llvm::ARM::parseArchISA(ArchName); - CPU = llvm::ARM::getDefaultCPU(ArchName); - unsigned AK = llvm::ARM::parseArch(ArchName); - if (AK != llvm::ARM::AK_INVALID) - ArchKind = AK; - setArchInfo(ArchKind); - } - - void setArchInfo(unsigned Kind) { - StringRef SubArch; - - // cache TargetParser info - ArchKind = Kind; - SubArch = llvm::ARM::getSubArch(ArchKind); - ArchProfile = llvm::ARM::parseArchProfile(SubArch); - ArchVersion = llvm::ARM::parseArchVersion(SubArch); - - // cache CPU related strings - CPUAttr = getCPUAttr(); - CPUProfile = getCPUProfile(); - } - - void setAtomic() { - // when triple does not specify a sub arch, - // then we are not using inline atomics - bool ShouldUseInlineAtomic = - (ArchISA == llvm::ARM::IK_ARM && ArchVersion >= 6) || - (ArchISA == llvm::ARM::IK_THUMB && ArchVersion >= 7); - // Cortex M does not support 8 byte atomics, while general Thumb2 does. - if (ArchProfile == llvm::ARM::PK_M) { - MaxAtomicPromoteWidth = 32; - if (ShouldUseInlineAtomic) - MaxAtomicInlineWidth = 32; - } - else { - MaxAtomicPromoteWidth = 64; - if (ShouldUseInlineAtomic) - MaxAtomicInlineWidth = 64; - } - } - - bool isThumb() const { - return (ArchISA == llvm::ARM::IK_THUMB); - } - - bool supportsThumb() const { - return CPUAttr.count('T') || ArchVersion >= 6; - } - - bool supportsThumb2() const { - return CPUAttr.equals("6T2") || - (ArchVersion >= 7 && !CPUAttr.equals("8M_BASE")); - } - - StringRef getCPUAttr() const { - // For most sub-arches, the build attribute CPU name is enough. - // For Cortex variants, it's slightly different. - switch(ArchKind) { - default: - return llvm::ARM::getCPUAttr(ArchKind); - case llvm::ARM::AK_ARMV6M: - return "6M"; - case llvm::ARM::AK_ARMV7S: - return "7S"; - case llvm::ARM::AK_ARMV7A: - return "7A"; - case llvm::ARM::AK_ARMV7R: - return "7R"; - case llvm::ARM::AK_ARMV7M: - return "7M"; - case llvm::ARM::AK_ARMV7EM: - return "7EM"; - case llvm::ARM::AK_ARMV7VE: - return "7VE"; - case llvm::ARM::AK_ARMV8A: - return "8A"; - case llvm::ARM::AK_ARMV8_1A: - return "8_1A"; - case llvm::ARM::AK_ARMV8_2A: - return "8_2A"; - case llvm::ARM::AK_ARMV8MBaseline: - return "8M_BASE"; - case llvm::ARM::AK_ARMV8MMainline: - return "8M_MAIN"; - case llvm::ARM::AK_ARMV8R: - return "8R"; - } - } - - StringRef getCPUProfile() const { - switch(ArchProfile) { - case llvm::ARM::PK_A: - return "A"; - case llvm::ARM::PK_R: - return "R"; - case llvm::ARM::PK_M: - return "M"; - default: - return ""; - } - } - -public: - ARMTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : TargetInfo(Triple), FPMath(FP_Default), IsAAPCS(true), LDREX(0), - HW_FP(0) { - - switch (getTriple().getOS()) { - case llvm::Triple::NetBSD: - case llvm::Triple::OpenBSD: - PtrDiffType = SignedLong; - break; - default: - PtrDiffType = SignedInt; - break; - } - - // Cache arch related info. - setArchInfo(); - - // {} in inline assembly are neon specifiers, not assembly variant - // specifiers. - NoAsmVariants = true; - - // FIXME: This duplicates code from the driver that sets the -target-abi - // option - this code is used if -target-abi isn't passed and should - // be unified in some way. - if (Triple.isOSBinFormatMachO()) { - // The backend is hardwired to assume AAPCS for M-class processors, ensure - // the frontend matches that. - if (Triple.getEnvironment() == llvm::Triple::EABI || - Triple.getOS() == llvm::Triple::UnknownOS || - ArchProfile == llvm::ARM::PK_M) { - setABI("aapcs"); - } else if (Triple.isWatchABI()) { - setABI("aapcs16"); - } else { - setABI("apcs-gnu"); - } - } else if (Triple.isOSWindows()) { - // FIXME: this is invalid for WindowsCE - setABI("aapcs"); - } else { - // Select the default based on the platform. - switch (Triple.getEnvironment()) { - case llvm::Triple::Android: - case llvm::Triple::GNUEABI: - case llvm::Triple::GNUEABIHF: - case llvm::Triple::MuslEABI: - case llvm::Triple::MuslEABIHF: - setABI("aapcs-linux"); - break; - case llvm::Triple::EABIHF: - case llvm::Triple::EABI: - setABI("aapcs"); - break; - case llvm::Triple::GNU: - setABI("apcs-gnu"); - break; - default: - if (Triple.getOS() == llvm::Triple::NetBSD) - setABI("apcs-gnu"); - else if (Triple.getOS() == llvm::Triple::OpenBSD) - setABI("aapcs-linux"); - else - setABI("aapcs"); - break; - } - } - - // ARM targets default to using the ARM C++ ABI. - TheCXXABI.set(TargetCXXABI::GenericARM); - - // ARM has atomics up to 8 bytes - setAtomic(); - - // Maximum alignment for ARM NEON data types should be 64-bits (AAPCS) - if (IsAAPCS && (Triple.getEnvironment() != llvm::Triple::Android)) - MaxVectorAlign = 64; - - // Do force alignment of members that follow zero length bitfields. If - // the alignment of the zero-length bitfield is greater than the member - // that follows it, `bar', `bar' will be aligned as the type of the - // zero length bitfield. - UseZeroLengthBitfieldAlignment = true; - - if (Triple.getOS() == llvm::Triple::Linux || - Triple.getOS() == llvm::Triple::UnknownOS) - this->MCountName = - Opts.EABIVersion == llvm::EABI::GNU ? "\01__gnu_mcount_nc" : "\01mcount"; - } - - StringRef getABI() const override { return ABI; } - - bool setABI(const std::string &Name) override { - ABI = Name; - - // The defaults (above) are for AAPCS, check if we need to change them. - // - // FIXME: We need support for -meabi... we could just mangle it into the - // name. - if (Name == "apcs-gnu" || Name == "aapcs16") { - setABIAPCS(Name == "aapcs16"); - return true; - } - if (Name == "aapcs" || Name == "aapcs-vfp" || Name == "aapcs-linux") { - setABIAAPCS(); - return true; - } - return false; - } - - // FIXME: This should be based on Arch attributes, not CPU names. - bool - initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, - const std::vector<std::string> &FeaturesVec) const override { - - std::vector<StringRef> TargetFeatures; - unsigned Arch = llvm::ARM::parseArch(getTriple().getArchName()); - - // get default FPU features - unsigned FPUKind = llvm::ARM::getDefaultFPU(CPU, Arch); - llvm::ARM::getFPUFeatures(FPUKind, TargetFeatures); - - // get default Extension features - unsigned Extensions = llvm::ARM::getDefaultExtensions(CPU, Arch); - llvm::ARM::getExtensionFeatures(Extensions, TargetFeatures); - - for (auto Feature : TargetFeatures) - if (Feature[0] == '+') - Features[Feature.drop_front(1)] = true; - - // Enable or disable thumb-mode explicitly per function to enable mixed - // ARM and Thumb code generation. - if (isThumb()) - Features["thumb-mode"] = true; - else - Features["thumb-mode"] = false; - - // Convert user-provided arm and thumb GNU target attributes to - // [-|+]thumb-mode target features respectively. - std::vector<std::string> UpdatedFeaturesVec(FeaturesVec); - for (auto &Feature : UpdatedFeaturesVec) { - if (Feature.compare("+arm") == 0) - Feature = "-thumb-mode"; - else if (Feature.compare("+thumb") == 0) - Feature = "+thumb-mode"; - } - - return TargetInfo::initFeatureMap(Features, Diags, CPU, UpdatedFeaturesVec); - } - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override { - FPU = 0; - CRC = 0; - Crypto = 0; - DSP = 0; - Unaligned = 1; - SoftFloat = SoftFloatABI = false; - HWDiv = 0; - - // This does not diagnose illegal cases like having both - // "+vfpv2" and "+vfpv3" or having "+neon" and "+fp-only-sp". - uint32_t HW_FP_remove = 0; - for (const auto &Feature : Features) { - if (Feature == "+soft-float") { - SoftFloat = true; - } else if (Feature == "+soft-float-abi") { - SoftFloatABI = true; - } else if (Feature == "+vfp2") { - FPU |= VFP2FPU; - HW_FP |= HW_FP_SP | HW_FP_DP; - } else if (Feature == "+vfp3") { - FPU |= VFP3FPU; - HW_FP |= HW_FP_SP | HW_FP_DP; - } else if (Feature == "+vfp4") { - FPU |= VFP4FPU; - HW_FP |= HW_FP_SP | HW_FP_DP | HW_FP_HP; - } else if (Feature == "+fp-armv8") { - FPU |= FPARMV8; - HW_FP |= HW_FP_SP | HW_FP_DP | HW_FP_HP; - } else if (Feature == "+neon") { - FPU |= NeonFPU; - HW_FP |= HW_FP_SP | HW_FP_DP; - } else if (Feature == "+hwdiv") { - HWDiv |= HWDivThumb; - } else if (Feature == "+hwdiv-arm") { - HWDiv |= HWDivARM; - } else if (Feature == "+crc") { - CRC = 1; - } else if (Feature == "+crypto") { - Crypto = 1; - } else if (Feature == "+dsp") { - DSP = 1; - } else if (Feature == "+fp-only-sp") { - HW_FP_remove |= HW_FP_DP; - } else if (Feature == "+strict-align") { - Unaligned = 0; - } else if (Feature == "+fp16") { - HW_FP |= HW_FP_HP; - } - } - HW_FP &= ~HW_FP_remove; - - switch (ArchVersion) { - case 6: - if (ArchProfile == llvm::ARM::PK_M) - LDREX = 0; - else if (ArchKind == llvm::ARM::AK_ARMV6K) - LDREX = LDREX_D | LDREX_W | LDREX_H | LDREX_B ; - else - LDREX = LDREX_W; - break; - case 7: - if (ArchProfile == llvm::ARM::PK_M) - LDREX = LDREX_W | LDREX_H | LDREX_B ; - else - LDREX = LDREX_D | LDREX_W | LDREX_H | LDREX_B ; - break; - case 8: - LDREX = LDREX_D | LDREX_W | LDREX_H | LDREX_B ; - } - - if (!(FPU & NeonFPU) && FPMath == FP_Neon) { - Diags.Report(diag::err_target_unsupported_fpmath) << "neon"; - return false; - } - - if (FPMath == FP_Neon) - Features.push_back("+neonfp"); - else if (FPMath == FP_VFP) - Features.push_back("-neonfp"); - - // Remove front-end specific options which the backend handles differently. - auto Feature = - std::find(Features.begin(), Features.end(), "+soft-float-abi"); - if (Feature != Features.end()) - Features.erase(Feature); - - return true; - } - - bool hasFeature(StringRef Feature) const override { - return llvm::StringSwitch<bool>(Feature) - .Case("arm", true) - .Case("aarch32", true) - .Case("softfloat", SoftFloat) - .Case("thumb", isThumb()) - .Case("neon", (FPU & NeonFPU) && !SoftFloat) - .Case("vfp", FPU && !SoftFloat) - .Case("hwdiv", HWDiv & HWDivThumb) - .Case("hwdiv-arm", HWDiv & HWDivARM) - .Default(false); - } - - bool isValidCPUName(StringRef Name) const override { - return Name == "generic" || - llvm::ARM::parseCPUArch(Name) != llvm::ARM::AK_INVALID; - } - - bool setCPU(const std::string &Name) override { - if (Name != "generic") - setArchInfo(llvm::ARM::parseCPUArch(Name)); - - if (ArchKind == llvm::ARM::AK_INVALID) - return false; - setAtomic(); - CPU = Name; - return true; - } - - bool setFPMath(StringRef Name) override; - - void getTargetDefinesARMV81A(const LangOptions &Opts, - MacroBuilder &Builder) const { - Builder.defineMacro("__ARM_FEATURE_QRDMX", "1"); - } - - void getTargetDefinesARMV82A(const LangOptions &Opts, - MacroBuilder &Builder) const { - // Also include the ARMv8.1-A defines - getTargetDefinesARMV81A(Opts, Builder); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - // Target identification. - Builder.defineMacro("__arm"); - Builder.defineMacro("__arm__"); - // For bare-metal none-eabi. - if (getTriple().getOS() == llvm::Triple::UnknownOS && - (getTriple().getEnvironment() == llvm::Triple::EABI || - getTriple().getEnvironment() == llvm::Triple::EABIHF)) - Builder.defineMacro("__ELF__"); - - - // Target properties. - Builder.defineMacro("__REGISTER_PREFIX__", ""); - - // Unfortunately, __ARM_ARCH_7K__ is now more of an ABI descriptor. The CPU - // happens to be Cortex-A7 though, so it should still get __ARM_ARCH_7A__. - if (getTriple().isWatchABI()) - Builder.defineMacro("__ARM_ARCH_7K__", "2"); - - if (!CPUAttr.empty()) - Builder.defineMacro("__ARM_ARCH_" + CPUAttr + "__"); - - // ACLE 6.4.1 ARM/Thumb instruction set architecture - // __ARM_ARCH is defined as an integer value indicating the current ARM ISA - Builder.defineMacro("__ARM_ARCH", Twine(ArchVersion)); - - if (ArchVersion >= 8) { - // ACLE 6.5.7 Crypto Extension - if (Crypto) - Builder.defineMacro("__ARM_FEATURE_CRYPTO", "1"); - // ACLE 6.5.8 CRC32 Extension - if (CRC) - Builder.defineMacro("__ARM_FEATURE_CRC32", "1"); - // ACLE 6.5.10 Numeric Maximum and Minimum - Builder.defineMacro("__ARM_FEATURE_NUMERIC_MAXMIN", "1"); - // ACLE 6.5.9 Directed Rounding - Builder.defineMacro("__ARM_FEATURE_DIRECTED_ROUNDING", "1"); - } - - // __ARM_ARCH_ISA_ARM is defined to 1 if the core supports the ARM ISA. It - // is not defined for the M-profile. - // NOTE that the default profile is assumed to be 'A' - if (CPUProfile.empty() || ArchProfile != llvm::ARM::PK_M) - Builder.defineMacro("__ARM_ARCH_ISA_ARM", "1"); - - // __ARM_ARCH_ISA_THUMB is defined to 1 if the core supports the original - // Thumb ISA (including v6-M and v8-M Baseline). It is set to 2 if the - // core supports the Thumb-2 ISA as found in the v6T2 architecture and all - // v7 and v8 architectures excluding v8-M Baseline. - if (supportsThumb2()) - Builder.defineMacro("__ARM_ARCH_ISA_THUMB", "2"); - else if (supportsThumb()) - Builder.defineMacro("__ARM_ARCH_ISA_THUMB", "1"); - - // __ARM_32BIT_STATE is defined to 1 if code is being generated for a 32-bit - // instruction set such as ARM or Thumb. - Builder.defineMacro("__ARM_32BIT_STATE", "1"); - - // ACLE 6.4.2 Architectural Profile (A, R, M or pre-Cortex) - - // __ARM_ARCH_PROFILE is defined as 'A', 'R', 'M' or 'S', or unset. - if (!CPUProfile.empty()) - Builder.defineMacro("__ARM_ARCH_PROFILE", "'" + CPUProfile + "'"); - - // ACLE 6.4.3 Unaligned access supported in hardware - if (Unaligned) - Builder.defineMacro("__ARM_FEATURE_UNALIGNED", "1"); - - // ACLE 6.4.4 LDREX/STREX - if (LDREX) - Builder.defineMacro("__ARM_FEATURE_LDREX", "0x" + llvm::utohexstr(LDREX)); - - // ACLE 6.4.5 CLZ - if (ArchVersion == 5 || - (ArchVersion == 6 && CPUProfile != "M") || - ArchVersion > 6) - Builder.defineMacro("__ARM_FEATURE_CLZ", "1"); - - // ACLE 6.5.1 Hardware Floating Point - if (HW_FP) - Builder.defineMacro("__ARM_FP", "0x" + llvm::utohexstr(HW_FP)); - - // ACLE predefines. - Builder.defineMacro("__ARM_ACLE", "200"); - - // FP16 support (we currently only support IEEE format). - Builder.defineMacro("__ARM_FP16_FORMAT_IEEE", "1"); - Builder.defineMacro("__ARM_FP16_ARGS", "1"); - - // ACLE 6.5.3 Fused multiply-accumulate (FMA) - if (ArchVersion >= 7 && (FPU & VFP4FPU)) - Builder.defineMacro("__ARM_FEATURE_FMA", "1"); - - // Subtarget options. - - // FIXME: It's more complicated than this and we don't really support - // interworking. - // Windows on ARM does not "support" interworking - if (5 <= ArchVersion && ArchVersion <= 8 && !getTriple().isOSWindows()) - Builder.defineMacro("__THUMB_INTERWORK__"); - - if (ABI == "aapcs" || ABI == "aapcs-linux" || ABI == "aapcs-vfp") { - // Embedded targets on Darwin follow AAPCS, but not EABI. - // Windows on ARM follows AAPCS VFP, but does not conform to EABI. - if (!getTriple().isOSBinFormatMachO() && !getTriple().isOSWindows()) - Builder.defineMacro("__ARM_EABI__"); - Builder.defineMacro("__ARM_PCS", "1"); - } - - if ((!SoftFloat && !SoftFloatABI) || ABI == "aapcs-vfp" || - ABI == "aapcs16") - Builder.defineMacro("__ARM_PCS_VFP", "1"); - - if (SoftFloat) - Builder.defineMacro("__SOFTFP__"); - - if (ArchKind == llvm::ARM::AK_XSCALE) - Builder.defineMacro("__XSCALE__"); - - if (isThumb()) { - Builder.defineMacro("__THUMBEL__"); - Builder.defineMacro("__thumb__"); - if (supportsThumb2()) - Builder.defineMacro("__thumb2__"); - } - - // ACLE 6.4.9 32-bit SIMD instructions - if (ArchVersion >= 6 && (CPUProfile != "M" || CPUAttr == "7EM")) - Builder.defineMacro("__ARM_FEATURE_SIMD32", "1"); - - // ACLE 6.4.10 Hardware Integer Divide - if (((HWDiv & HWDivThumb) && isThumb()) || - ((HWDiv & HWDivARM) && !isThumb())) { - Builder.defineMacro("__ARM_FEATURE_IDIV", "1"); - Builder.defineMacro("__ARM_ARCH_EXT_IDIV__", "1"); - } - - // Note, this is always on in gcc, even though it doesn't make sense. - Builder.defineMacro("__APCS_32__"); - - if (FPUModeIsVFP((FPUMode) FPU)) { - Builder.defineMacro("__VFP_FP__"); - if (FPU & VFP2FPU) - Builder.defineMacro("__ARM_VFPV2__"); - if (FPU & VFP3FPU) - Builder.defineMacro("__ARM_VFPV3__"); - if (FPU & VFP4FPU) - Builder.defineMacro("__ARM_VFPV4__"); - if (FPU & FPARMV8) - Builder.defineMacro("__ARM_FPV5__"); - } - - // This only gets set when Neon instructions are actually available, unlike - // the VFP define, hence the soft float and arch check. This is subtly - // different from gcc, we follow the intent which was that it should be set - // when Neon instructions are actually available. - if ((FPU & NeonFPU) && !SoftFloat && ArchVersion >= 7) { - Builder.defineMacro("__ARM_NEON", "1"); - Builder.defineMacro("__ARM_NEON__"); - // current AArch32 NEON implementations do not support double-precision - // floating-point even when it is present in VFP. - Builder.defineMacro("__ARM_NEON_FP", - "0x" + llvm::utohexstr(HW_FP & ~HW_FP_DP)); - } - - Builder.defineMacro("__ARM_SIZEOF_WCHAR_T", - Opts.ShortWChar ? "2" : "4"); - - Builder.defineMacro("__ARM_SIZEOF_MINIMAL_ENUM", - Opts.ShortEnums ? "1" : "4"); - - if (ArchVersion >= 6 && CPUAttr != "6M" && CPUAttr != "8M_BASE") { - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); - } - - // ACLE 6.4.7 DSP instructions - if (DSP) { - Builder.defineMacro("__ARM_FEATURE_DSP", "1"); - } - - // ACLE 6.4.8 Saturation instructions - bool SAT = false; - if ((ArchVersion == 6 && CPUProfile != "M") || ArchVersion > 6 ) { - Builder.defineMacro("__ARM_FEATURE_SAT", "1"); - SAT = true; - } - - // ACLE 6.4.6 Q (saturation) flag - if (DSP || SAT) - Builder.defineMacro("__ARM_FEATURE_QBIT", "1"); - - if (Opts.UnsafeFPMath) - Builder.defineMacro("__ARM_FP_FAST", "1"); - - switch(ArchKind) { - default: break; - case llvm::ARM::AK_ARMV8_1A: - getTargetDefinesARMV81A(Opts, Builder); - break; - case llvm::ARM::AK_ARMV8_2A: - getTargetDefinesARMV82A(Opts, Builder); - break; - } - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::ARM::LastTSBuiltin-Builtin::FirstTSBuiltin); - } - bool isCLZForZeroUndef() const override { return false; } - BuiltinVaListKind getBuiltinVaListKind() const override { - return IsAAPCS - ? AAPCSABIBuiltinVaList - : (getTriple().isWatchABI() ? TargetInfo::CharPtrBuiltinVaList - : TargetInfo::VoidPtrBuiltinVaList); - } - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - default: break; - case 'l': // r0-r7 - case 'h': // r8-r15 - case 't': // VFP Floating point register single precision - case 'w': // VFP Floating point register double precision - Info.setAllowsRegister(); - return true; - case 'I': - case 'J': - case 'K': - case 'L': - case 'M': - // FIXME - return true; - case 'Q': // A memory address that is a single base register. - Info.setAllowsMemory(); - return true; - case 'U': // a memory reference... - switch (Name[1]) { - case 'q': // ...ARMV4 ldrsb - case 'v': // ...VFP load/store (reg+constant offset) - case 'y': // ...iWMMXt load/store - case 't': // address valid for load/store opaque types wider - // than 128-bits - case 'n': // valid address for Neon doubleword vector load/store - case 'm': // valid address for Neon element and structure load/store - case 's': // valid address for non-offset loads/stores of quad-word - // values in four ARM registers - Info.setAllowsMemory(); - Name++; - return true; - } - } - return false; - } - std::string convertConstraint(const char *&Constraint) const override { - std::string R; - switch (*Constraint) { - case 'U': // Two-character constraint; add "^" hint for later parsing. - R = std::string("^") + std::string(Constraint, 2); - Constraint++; - break; - case 'p': // 'p' should be translated to 'r' by default. - R = std::string("r"); - break; - default: - return std::string(1, *Constraint); - } - return R; - } - bool - validateConstraintModifier(StringRef Constraint, char Modifier, unsigned Size, - std::string &SuggestedModifier) const override { - bool isOutput = (Constraint[0] == '='); - bool isInOut = (Constraint[0] == '+'); - - // Strip off constraint modifiers. - while (Constraint[0] == '=' || - Constraint[0] == '+' || - Constraint[0] == '&') - Constraint = Constraint.substr(1); - - switch (Constraint[0]) { - default: break; - case 'r': { - switch (Modifier) { - default: - return (isInOut || isOutput || Size <= 64); - case 'q': - // A register of size 32 cannot fit a vector type. - return false; - } - } - } - - return true; - } - const char *getClobbers() const override { - // FIXME: Is this really right? - return ""; - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - case CC_AAPCS: - case CC_AAPCS_VFP: - case CC_Swift: - case CC_OpenCLKernel: - return CCCR_OK; - default: - return CCCR_Warning; - } - } - - int getEHDataRegisterNumber(unsigned RegNo) const override { - if (RegNo == 0) return 0; - if (RegNo == 1) return 1; - return -1; - } - - bool hasSjLjLowering() const override { - return true; - } -}; - -bool ARMTargetInfo::setFPMath(StringRef Name) { - if (Name == "neon") { - FPMath = FP_Neon; - return true; - } else if (Name == "vfp" || Name == "vfp2" || Name == "vfp3" || - Name == "vfp4") { - FPMath = FP_VFP; - return true; - } - return false; -} - -const char * const ARMTargetInfo::GCCRegNames[] = { - // Integer registers - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "r12", "sp", "lr", "pc", - - // Float registers - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", - "s8", "s9", "s10", "s11", "s12", "s13", "s14", "s15", - "s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23", - "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31", - - // Double registers - "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", - "d8", "d9", "d10", "d11", "d12", "d13", "d14", "d15", - "d16", "d17", "d18", "d19", "d20", "d21", "d22", "d23", - "d24", "d25", "d26", "d27", "d28", "d29", "d30", "d31", - - // Quad registers - "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7", - "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15" -}; - -ArrayRef<const char *> ARMTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -const TargetInfo::GCCRegAlias ARMTargetInfo::GCCRegAliases[] = { - { { "a1" }, "r0" }, - { { "a2" }, "r1" }, - { { "a3" }, "r2" }, - { { "a4" }, "r3" }, - { { "v1" }, "r4" }, - { { "v2" }, "r5" }, - { { "v3" }, "r6" }, - { { "v4" }, "r7" }, - { { "v5" }, "r8" }, - { { "v6", "rfp" }, "r9" }, - { { "sl" }, "r10" }, - { { "fp" }, "r11" }, - { { "ip" }, "r12" }, - { { "r13" }, "sp" }, - { { "r14" }, "lr" }, - { { "r15" }, "pc" }, - // The S, D and Q registers overlap, but aren't really aliases; we - // don't want to substitute one of these for a different-sized one. -}; - -ArrayRef<TargetInfo::GCCRegAlias> ARMTargetInfo::getGCCRegAliases() const { - return llvm::makeArrayRef(GCCRegAliases); -} - -const Builtin::Info ARMTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsNEON.def" - -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LANGBUILTIN(ID, TYPE, ATTRS, LANG) \ - { #ID, TYPE, ATTRS, nullptr, LANG, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#define TARGET_HEADER_BUILTIN(ID, TYPE, ATTRS, HEADER, LANGS, FEATURE) \ - { #ID, TYPE, ATTRS, HEADER, LANGS, FEATURE }, -#include "clang/Basic/BuiltinsARM.def" -}; - -class ARMleTargetInfo : public ARMTargetInfo { -public: - ARMleTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : ARMTargetInfo(Triple, Opts) {} - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__ARMEL__"); - ARMTargetInfo::getTargetDefines(Opts, Builder); - } -}; - -class ARMbeTargetInfo : public ARMTargetInfo { -public: - ARMbeTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : ARMTargetInfo(Triple, Opts) {} - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__ARMEB__"); - Builder.defineMacro("__ARM_BIG_ENDIAN"); - ARMTargetInfo::getTargetDefines(Opts, Builder); - } -}; - -class WindowsARMTargetInfo : public WindowsTargetInfo<ARMleTargetInfo> { - const llvm::Triple Triple; -public: - WindowsARMTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : WindowsTargetInfo<ARMleTargetInfo>(Triple, Opts), Triple(Triple) { - WCharType = UnsignedShort; - SizeType = UnsignedInt; - } - void getVisualStudioDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - WindowsTargetInfo<ARMleTargetInfo>::getVisualStudioDefines(Opts, Builder); - - // FIXME: this is invalid for WindowsCE - Builder.defineMacro("_M_ARM_NT", "1"); - Builder.defineMacro("_M_ARMT", "_M_ARM"); - Builder.defineMacro("_M_THUMB", "_M_ARM"); - - assert((Triple.getArch() == llvm::Triple::arm || - Triple.getArch() == llvm::Triple::thumb) && - "invalid architecture for Windows ARM target info"); - unsigned Offset = Triple.getArch() == llvm::Triple::arm ? 4 : 6; - Builder.defineMacro("_M_ARM", Triple.getArchName().substr(Offset)); - - // TODO map the complete set of values - // 31: VFPv3 40: VFPv4 - Builder.defineMacro("_M_ARM_FP", "31"); - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - case CC_X86StdCall: - case CC_X86ThisCall: - case CC_X86FastCall: - case CC_X86VectorCall: - return CCCR_Ignore; - case CC_C: - case CC_OpenCLKernel: - return CCCR_OK; - default: - return CCCR_Warning; - } - } -}; - -// Windows ARM + Itanium C++ ABI Target -class ItaniumWindowsARMleTargetInfo : public WindowsARMTargetInfo { -public: - ItaniumWindowsARMleTargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : WindowsARMTargetInfo(Triple, Opts) { - TheCXXABI.set(TargetCXXABI::GenericARM); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsARMTargetInfo::getTargetDefines(Opts, Builder); - - if (Opts.MSVCCompat) - WindowsARMTargetInfo::getVisualStudioDefines(Opts, Builder); - } -}; - -// Windows ARM, MS (C++) ABI -class MicrosoftARMleTargetInfo : public WindowsARMTargetInfo { -public: - MicrosoftARMleTargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : WindowsARMTargetInfo(Triple, Opts) { - TheCXXABI.set(TargetCXXABI::Microsoft); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsARMTargetInfo::getTargetDefines(Opts, Builder); - WindowsARMTargetInfo::getVisualStudioDefines(Opts, Builder); - } -}; - -// ARM MinGW target -class MinGWARMTargetInfo : public WindowsARMTargetInfo { -public: - MinGWARMTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : WindowsARMTargetInfo(Triple, Opts) { - TheCXXABI.set(TargetCXXABI::GenericARM); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsARMTargetInfo::getTargetDefines(Opts, Builder); - DefineStd(Builder, "WIN32", Opts); - DefineStd(Builder, "WINNT", Opts); - Builder.defineMacro("_ARM_"); - addMinGWDefines(Opts, Builder); - } -}; - -// ARM Cygwin target -class CygwinARMTargetInfo : public ARMleTargetInfo { -public: - CygwinARMTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : ARMleTargetInfo(Triple, Opts) { - TLSSupported = false; - WCharType = UnsignedShort; - DoubleAlign = LongLongAlign = 64; - resetDataLayout("e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - ARMleTargetInfo::getTargetDefines(Opts, Builder); - Builder.defineMacro("_ARM_"); - Builder.defineMacro("__CYGWIN__"); - Builder.defineMacro("__CYGWIN32__"); - DefineStd(Builder, "unix", Opts); - if (Opts.CPlusPlus) - Builder.defineMacro("_GNU_SOURCE"); - } -}; - -class DarwinARMTargetInfo : public DarwinTargetInfo<ARMleTargetInfo> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - getDarwinDefines(Builder, Opts, Triple, PlatformName, PlatformMinVersion); - } - -public: - DarwinARMTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : DarwinTargetInfo<ARMleTargetInfo>(Triple, Opts) { - HasAlignMac68kSupport = true; - // iOS always has 64-bit atomic instructions. - // FIXME: This should be based off of the target features in - // ARMleTargetInfo. - MaxAtomicInlineWidth = 64; - - if (Triple.isWatchABI()) { - // Darwin on iOS uses a variant of the ARM C++ ABI. - TheCXXABI.set(TargetCXXABI::WatchOS); - - // The 32-bit ABI is silent on what ptrdiff_t should be, but given that - // size_t is long, it's a bit weird for it to be int. - PtrDiffType = SignedLong; - - // BOOL should be a real boolean on the new ABI - UseSignedCharForObjCBool = false; - } else - TheCXXABI.set(TargetCXXABI::iOS); - } -}; - -class AArch64TargetInfo : public TargetInfo { - virtual void setDataLayout() = 0; - static const TargetInfo::GCCRegAlias GCCRegAliases[]; - static const char *const GCCRegNames[]; - - enum FPUModeEnum { - FPUMode, - NeonMode = (1 << 0), - SveMode = (1 << 1) - }; - - unsigned FPU; - unsigned CRC; - unsigned Crypto; - unsigned Unaligned; - unsigned HasFullFP16; - llvm::AArch64::ArchKind ArchKind; - - static const Builtin::Info BuiltinInfo[]; - - std::string ABI; - -public: - AArch64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : TargetInfo(Triple), ABI("aapcs") { - if (getTriple().getOS() == llvm::Triple::NetBSD || - getTriple().getOS() == llvm::Triple::OpenBSD) { - WCharType = SignedInt; - - // NetBSD apparently prefers consistency across ARM targets to consistency - // across 64-bit targets. - Int64Type = SignedLongLong; - IntMaxType = SignedLongLong; - } else { - WCharType = UnsignedInt; - Int64Type = SignedLong; - IntMaxType = SignedLong; - } - - LongWidth = LongAlign = PointerWidth = PointerAlign = 64; - MaxVectorAlign = 128; - MaxAtomicInlineWidth = 128; - MaxAtomicPromoteWidth = 128; - - LongDoubleWidth = LongDoubleAlign = SuitableAlign = 128; - LongDoubleFormat = &llvm::APFloat::IEEEquad(); - - // Make __builtin_ms_va_list available. - HasBuiltinMSVaList = true; - - // {} in inline assembly are neon specifiers, not assembly variant - // specifiers. - NoAsmVariants = true; - - // AAPCS gives rules for bitfields. 7.1.7 says: "The container type - // contributes to the alignment of the containing aggregate in the same way - // a plain (non bit-field) member of that type would, without exception for - // zero-sized or anonymous bit-fields." - assert(UseBitFieldTypeAlignment && "bitfields affect type alignment"); - UseZeroLengthBitfieldAlignment = true; - - // AArch64 targets default to using the ARM C++ ABI. - TheCXXABI.set(TargetCXXABI::GenericAArch64); - - if (Triple.getOS() == llvm::Triple::Linux) - this->MCountName = "\01_mcount"; - else if (Triple.getOS() == llvm::Triple::UnknownOS) - this->MCountName = Opts.EABIVersion == llvm::EABI::GNU ? "\01_mcount" : "mcount"; - } - - StringRef getABI() const override { return ABI; } - bool setABI(const std::string &Name) override { - if (Name != "aapcs" && Name != "darwinpcs") - return false; - - ABI = Name; - return true; - } - - bool isValidCPUName(StringRef Name) const override { - return Name == "generic" || - llvm::AArch64::parseCPUArch(Name) != - static_cast<unsigned>(llvm::AArch64::ArchKind::AK_INVALID); - } - - bool setCPU(const std::string &Name) override { - return isValidCPUName(Name); - } - - void getTargetDefinesARMV81A(const LangOptions &Opts, - MacroBuilder &Builder) const { - Builder.defineMacro("__ARM_FEATURE_QRDMX", "1"); - } - - void getTargetDefinesARMV82A(const LangOptions &Opts, - MacroBuilder &Builder) const { - // Also include the ARMv8.1 defines - getTargetDefinesARMV81A(Opts, Builder); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - // Target identification. - Builder.defineMacro("__aarch64__"); - // For bare-metal none-eabi. - if (getTriple().getOS() == llvm::Triple::UnknownOS && - (getTriple().getEnvironment() == llvm::Triple::EABI || - getTriple().getEnvironment() == llvm::Triple::EABIHF)) - Builder.defineMacro("__ELF__"); - - // Target properties. - Builder.defineMacro("_LP64"); - Builder.defineMacro("__LP64__"); - - // ACLE predefines. Many can only have one possible value on v8 AArch64. - Builder.defineMacro("__ARM_ACLE", "200"); - Builder.defineMacro("__ARM_ARCH", "8"); - Builder.defineMacro("__ARM_ARCH_PROFILE", "'A'"); - - Builder.defineMacro("__ARM_64BIT_STATE", "1"); - Builder.defineMacro("__ARM_PCS_AAPCS64", "1"); - Builder.defineMacro("__ARM_ARCH_ISA_A64", "1"); - - Builder.defineMacro("__ARM_FEATURE_CLZ", "1"); - Builder.defineMacro("__ARM_FEATURE_FMA", "1"); - Builder.defineMacro("__ARM_FEATURE_LDREX", "0xF"); - Builder.defineMacro("__ARM_FEATURE_IDIV", "1"); // As specified in ACLE - Builder.defineMacro("__ARM_FEATURE_DIV"); // For backwards compatibility - Builder.defineMacro("__ARM_FEATURE_NUMERIC_MAXMIN", "1"); - Builder.defineMacro("__ARM_FEATURE_DIRECTED_ROUNDING", "1"); - - Builder.defineMacro("__ARM_ALIGN_MAX_STACK_PWR", "4"); - - // 0xe implies support for half, single and double precision operations. - Builder.defineMacro("__ARM_FP", "0xE"); - - // PCS specifies this for SysV variants, which is all we support. Other ABIs - // may choose __ARM_FP16_FORMAT_ALTERNATIVE. - Builder.defineMacro("__ARM_FP16_FORMAT_IEEE", "1"); - Builder.defineMacro("__ARM_FP16_ARGS", "1"); - - if (Opts.UnsafeFPMath) - Builder.defineMacro("__ARM_FP_FAST", "1"); - - Builder.defineMacro("__ARM_SIZEOF_WCHAR_T", Opts.ShortWChar ? "2" : "4"); - - Builder.defineMacro("__ARM_SIZEOF_MINIMAL_ENUM", - Opts.ShortEnums ? "1" : "4"); - - if (FPU & NeonMode) { - Builder.defineMacro("__ARM_NEON", "1"); - // 64-bit NEON supports half, single and double precision operations. - Builder.defineMacro("__ARM_NEON_FP", "0xE"); - } - - if (FPU & SveMode) - Builder.defineMacro("__ARM_FEATURE_SVE", "1"); - - if (CRC) - Builder.defineMacro("__ARM_FEATURE_CRC32", "1"); - - if (Crypto) - Builder.defineMacro("__ARM_FEATURE_CRYPTO", "1"); - - if (Unaligned) - Builder.defineMacro("__ARM_FEATURE_UNALIGNED", "1"); - - switch(ArchKind) { - default: break; - case llvm::AArch64::ArchKind::AK_ARMV8_1A: - getTargetDefinesARMV81A(Opts, Builder); - break; - case llvm::AArch64::ArchKind::AK_ARMV8_2A: - getTargetDefinesARMV82A(Opts, Builder); - break; - } - - // All of the __sync_(bool|val)_compare_and_swap_(1|2|4|8) builtins work. - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::AArch64::LastTSBuiltin - Builtin::FirstTSBuiltin); - } - - bool hasFeature(StringRef Feature) const override { - return Feature == "aarch64" || - Feature == "arm64" || - Feature == "arm" || - (Feature == "neon" && (FPU & NeonMode)) || - (Feature == "sve" && (FPU & SveMode)); - } - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override { - FPU = FPUMode; - CRC = 0; - Crypto = 0; - Unaligned = 1; - HasFullFP16 = 0; - ArchKind = llvm::AArch64::ArchKind::AK_ARMV8A; - - for (const auto &Feature : Features) { - if (Feature == "+neon") - FPU |= NeonMode; - if (Feature == "+sve") - FPU |= SveMode; - if (Feature == "+crc") - CRC = 1; - if (Feature == "+crypto") - Crypto = 1; - if (Feature == "+strict-align") - Unaligned = 0; - if (Feature == "+v8.1a") - ArchKind = llvm::AArch64::ArchKind::AK_ARMV8_1A; - if (Feature == "+v8.2a") - ArchKind = llvm::AArch64::ArchKind::AK_ARMV8_2A; - if (Feature == "+fullfp16") - HasFullFP16 = 1; - } - - setDataLayout(); - - return true; - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - case CC_C: - case CC_Swift: - case CC_PreserveMost: - case CC_PreserveAll: - case CC_OpenCLKernel: - case CC_Win64: - return CCCR_OK; - default: - return CCCR_Warning; - } - } - - bool isCLZForZeroUndef() const override { return false; } - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::AArch64ABIBuiltinVaList; - } - - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; - - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - default: - return false; - case 'w': // Floating point and SIMD registers (V0-V31) - Info.setAllowsRegister(); - return true; - case 'I': // Constant that can be used with an ADD instruction - case 'J': // Constant that can be used with a SUB instruction - case 'K': // Constant that can be used with a 32-bit logical instruction - case 'L': // Constant that can be used with a 64-bit logical instruction - case 'M': // Constant that can be used as a 32-bit MOV immediate - case 'N': // Constant that can be used as a 64-bit MOV immediate - case 'Y': // Floating point constant zero - case 'Z': // Integer constant zero - return true; - case 'Q': // A memory reference with base register and no offset - Info.setAllowsMemory(); - return true; - case 'S': // A symbolic address - Info.setAllowsRegister(); - return true; - case 'U': - // Ump: A memory address suitable for ldp/stp in SI, DI, SF and DF modes. - // Utf: A memory address suitable for ldp/stp in TF mode. - // Usa: An absolute symbolic address. - // Ush: The high part (bits 32:12) of a pc-relative symbolic address. - llvm_unreachable("FIXME: Unimplemented support for U* constraints."); - case 'z': // Zero register, wzr or xzr - Info.setAllowsRegister(); - return true; - case 'x': // Floating point and SIMD registers (V0-V15) - Info.setAllowsRegister(); - return true; - } - return false; - } - - bool - validateConstraintModifier(StringRef Constraint, char Modifier, unsigned Size, - std::string &SuggestedModifier) const override { - // Strip off constraint modifiers. - while (Constraint[0] == '=' || Constraint[0] == '+' || Constraint[0] == '&') - Constraint = Constraint.substr(1); - - switch (Constraint[0]) { - default: - return true; - case 'z': - case 'r': { - switch (Modifier) { - case 'x': - case 'w': - // For now assume that the person knows what they're - // doing with the modifier. - return true; - default: - // By default an 'r' constraint will be in the 'x' - // registers. - if (Size == 64) - return true; - - SuggestedModifier = "w"; - return false; - } - } - } - } - - const char *getClobbers() const override { return ""; } - - int getEHDataRegisterNumber(unsigned RegNo) const override { - if (RegNo == 0) - return 0; - if (RegNo == 1) - return 1; - return -1; - } -}; - -const char *const AArch64TargetInfo::GCCRegNames[] = { - // 32-bit Integer registers - "w0", "w1", "w2", "w3", "w4", "w5", "w6", "w7", "w8", "w9", "w10", - "w11", "w12", "w13", "w14", "w15", "w16", "w17", "w18", "w19", "w20", "w21", - "w22", "w23", "w24", "w25", "w26", "w27", "w28", "w29", "w30", "wsp", - - // 64-bit Integer registers - "x0", "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "x9", "x10", - "x11", "x12", "x13", "x14", "x15", "x16", "x17", "x18", "x19", "x20", "x21", - "x22", "x23", "x24", "x25", "x26", "x27", "x28", "fp", "lr", "sp", - - // 32-bit floating point regsisters - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", "s8", "s9", "s10", - "s11", "s12", "s13", "s14", "s15", "s16", "s17", "s18", "s19", "s20", "s21", - "s22", "s23", "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31", - - // 64-bit floating point regsisters - "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "d8", "d9", "d10", - "d11", "d12", "d13", "d14", "d15", "d16", "d17", "d18", "d19", "d20", "d21", - "d22", "d23", "d24", "d25", "d26", "d27", "d28", "d29", "d30", "d31", - - // Vector registers - "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8", "v9", "v10", - "v11", "v12", "v13", "v14", "v15", "v16", "v17", "v18", "v19", "v20", "v21", - "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31" -}; - -ArrayRef<const char *> AArch64TargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -const TargetInfo::GCCRegAlias AArch64TargetInfo::GCCRegAliases[] = { - { { "w31" }, "wsp" }, - { { "x29" }, "fp" }, - { { "x30" }, "lr" }, - { { "x31" }, "sp" }, - // The S/D/Q and W/X registers overlap, but aren't really aliases; we - // don't want to substitute one of these for a different-sized one. -}; - -ArrayRef<TargetInfo::GCCRegAlias> AArch64TargetInfo::getGCCRegAliases() const { - return llvm::makeArrayRef(GCCRegAliases); -} - -const Builtin::Info AArch64TargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsNEON.def" - -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsAArch64.def" -}; - -class AArch64leTargetInfo : public AArch64TargetInfo { - void setDataLayout() override { - if (getTriple().isOSBinFormatMachO()) - resetDataLayout("e-m:o-i64:64-i128:128-n32:64-S128"); - else - resetDataLayout("e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"); - } - -public: - AArch64leTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : AArch64TargetInfo(Triple, Opts) { - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__AARCH64EL__"); - AArch64TargetInfo::getTargetDefines(Opts, Builder); - } -}; - -class MicrosoftARM64TargetInfo - : public WindowsTargetInfo<AArch64leTargetInfo> { - const llvm::Triple Triple; - -public: - MicrosoftARM64TargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : WindowsTargetInfo<AArch64leTargetInfo>(Triple, Opts), Triple(Triple) { - - // This is an LLP64 platform. - // int:4, long:4, long long:8, long double:8. - WCharType = UnsignedShort; - IntWidth = IntAlign = 32; - LongWidth = LongAlign = 32; - DoubleAlign = LongLongAlign = 64; - LongDoubleWidth = LongDoubleAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - IntMaxType = SignedLongLong; - Int64Type = SignedLongLong; - SizeType = UnsignedLongLong; - PtrDiffType = SignedLongLong; - IntPtrType = SignedLongLong; - - TheCXXABI.set(TargetCXXABI::Microsoft); - } - - void setDataLayout() override { - resetDataLayout("e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"); - } - - void getVisualStudioDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - WindowsTargetInfo<AArch64leTargetInfo>::getVisualStudioDefines(Opts, - Builder); - Builder.defineMacro("_WIN32", "1"); - Builder.defineMacro("_WIN64", "1"); - Builder.defineMacro("_M_ARM64", "1"); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WindowsTargetInfo::getTargetDefines(Opts, Builder); - getVisualStudioDefines(Opts, Builder); - } - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } -}; - -class AArch64beTargetInfo : public AArch64TargetInfo { - void setDataLayout() override { - assert(!getTriple().isOSBinFormatMachO()); - resetDataLayout("E-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"); - } - -public: - AArch64beTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : AArch64TargetInfo(Triple, Opts) {} - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__AARCH64EB__"); - Builder.defineMacro("__AARCH_BIG_ENDIAN"); - Builder.defineMacro("__ARM_BIG_ENDIAN"); - AArch64TargetInfo::getTargetDefines(Opts, Builder); - } -}; - -class DarwinAArch64TargetInfo : public DarwinTargetInfo<AArch64leTargetInfo> { -protected: - void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, - MacroBuilder &Builder) const override { - Builder.defineMacro("__AARCH64_SIMD__"); - Builder.defineMacro("__ARM64_ARCH_8__"); - Builder.defineMacro("__ARM_NEON__"); - Builder.defineMacro("__LITTLE_ENDIAN__"); - Builder.defineMacro("__REGISTER_PREFIX__", ""); - Builder.defineMacro("__arm64", "1"); - Builder.defineMacro("__arm64__", "1"); - - getDarwinDefines(Builder, Opts, Triple, PlatformName, PlatformMinVersion); - } - -public: - DarwinAArch64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : DarwinTargetInfo<AArch64leTargetInfo>(Triple, Opts) { - Int64Type = SignedLongLong; - WCharType = SignedInt; - UseSignedCharForObjCBool = false; - - LongDoubleWidth = LongDoubleAlign = SuitableAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - - TheCXXABI.set(TargetCXXABI::iOS64); - } - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } -}; - -// Hexagon abstract base class -class HexagonTargetInfo : public TargetInfo { - static const Builtin::Info BuiltinInfo[]; - static const char * const GCCRegNames[]; - static const TargetInfo::GCCRegAlias GCCRegAliases[]; - std::string CPU; - bool HasHVX, HasHVXDouble; - bool UseLongCalls; - -public: - HexagonTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - // Specify the vector alignment explicitly. For v512x1, the calculated - // alignment would be 512*alignment(i1), which is 512 bytes, instead of - // the required minimum of 64 bytes. - resetDataLayout("e-m:e-p:32:32:32-a:0-n16:32-" - "i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-" - "v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"); - SizeType = UnsignedInt; - PtrDiffType = SignedInt; - IntPtrType = SignedInt; - - // {} in inline assembly are packet specifiers, not assembly variant - // specifiers. - NoAsmVariants = true; - - LargeArrayMinWidth = 64; - LargeArrayAlign = 64; - UseBitFieldTypeAlignment = true; - ZeroLengthBitfieldBoundary = 32; - HasHVX = HasHVXDouble = false; - UseLongCalls = false; - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::Hexagon::LastTSBuiltin-Builtin::FirstTSBuiltin); - } - - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - case 'v': - case 'q': - if (HasHVX) { - Info.setAllowsRegister(); - return true; - } - break; - case 'a': // Modifier register m0-m1. - Info.setAllowsRegister(); - return true; - case 's': - // Relocatable constant. - return true; - } - return false; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override; - - bool isCLZForZeroUndef() const override { return false; } - - bool hasFeature(StringRef Feature) const override { - return llvm::StringSwitch<bool>(Feature) - .Case("hexagon", true) - .Case("hvx", HasHVX) - .Case("hvx-double", HasHVXDouble) - .Case("long-calls", UseLongCalls) - .Default(false); - } - - bool initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, const std::vector<std::string> &FeaturesVec) - const override; - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override; - - void setFeatureEnabled(llvm::StringMap<bool> &Features, StringRef Name, - bool Enabled) const override; - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::CharPtrBuiltinVaList; - } - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; - const char *getClobbers() const override { - return ""; - } - - static const char *getHexagonCPUSuffix(StringRef Name) { - return llvm::StringSwitch<const char*>(Name) - .Case("hexagonv4", "4") - .Case("hexagonv5", "5") - .Case("hexagonv55", "55") - .Case("hexagonv60", "60") - .Case("hexagonv62", "62") - .Default(nullptr); - } - - bool isValidCPUName(StringRef Name) const override { - return getHexagonCPUSuffix(Name); - } - - bool setCPU(const std::string &Name) override { - if (!isValidCPUName(Name)) - return false; - CPU = Name; - return true; - } - - int getEHDataRegisterNumber(unsigned RegNo) const override { - return RegNo < 2 ? RegNo : -1; - } -}; - -void HexagonTargetInfo::getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - Builder.defineMacro("__qdsp6__", "1"); - Builder.defineMacro("__hexagon__", "1"); - - if (CPU == "hexagonv4") { - Builder.defineMacro("__HEXAGON_V4__"); - Builder.defineMacro("__HEXAGON_ARCH__", "4"); - if (Opts.HexagonQdsp6Compat) { - Builder.defineMacro("__QDSP6_V4__"); - Builder.defineMacro("__QDSP6_ARCH__", "4"); - } - } else if (CPU == "hexagonv5") { - Builder.defineMacro("__HEXAGON_V5__"); - Builder.defineMacro("__HEXAGON_ARCH__", "5"); - if(Opts.HexagonQdsp6Compat) { - Builder.defineMacro("__QDSP6_V5__"); - Builder.defineMacro("__QDSP6_ARCH__", "5"); - } - } else if (CPU == "hexagonv55") { - Builder.defineMacro("__HEXAGON_V55__"); - Builder.defineMacro("__HEXAGON_ARCH__", "55"); - Builder.defineMacro("__QDSP6_V55__"); - Builder.defineMacro("__QDSP6_ARCH__", "55"); - } else if (CPU == "hexagonv60") { - Builder.defineMacro("__HEXAGON_V60__"); - Builder.defineMacro("__HEXAGON_ARCH__", "60"); - Builder.defineMacro("__QDSP6_V60__"); - Builder.defineMacro("__QDSP6_ARCH__", "60"); - } else if (CPU == "hexagonv62") { - Builder.defineMacro("__HEXAGON_V62__"); - Builder.defineMacro("__HEXAGON_ARCH__", "62"); - } - - if (hasFeature("hvx")) { - Builder.defineMacro("__HVX__"); - if (hasFeature("hvx-double")) - Builder.defineMacro("__HVXDBL__"); - } -} - -bool HexagonTargetInfo::initFeatureMap(llvm::StringMap<bool> &Features, - DiagnosticsEngine &Diags, StringRef CPU, - const std::vector<std::string> &FeaturesVec) const { - // Default for v60: -hvx, -hvx-double. - Features["hvx"] = false; - Features["hvx-double"] = false; - Features["long-calls"] = false; - - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec); -} - -bool HexagonTargetInfo::handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) { - for (auto &F : Features) { - if (F == "+hvx") - HasHVX = true; - else if (F == "-hvx") - HasHVX = HasHVXDouble = false; - else if (F == "+hvx-double") - HasHVX = HasHVXDouble = true; - else if (F == "-hvx-double") - HasHVXDouble = false; - - if (F == "+long-calls") - UseLongCalls = true; - else if (F == "-long-calls") - UseLongCalls = false; - } - return true; -} - -void HexagonTargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features, - StringRef Name, bool Enabled) const { - if (Enabled) { - if (Name == "hvx-double") - Features["hvx"] = true; - } else { - if (Name == "hvx") - Features["hvx-double"] = false; - } - Features[Name] = Enabled; -} - -const char *const HexagonTargetInfo::GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", - "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", - "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", - "p0", "p1", "p2", "p3", - "sa0", "lc0", "sa1", "lc1", "m0", "m1", "usr", "ugp" -}; - -ArrayRef<const char*> HexagonTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -const TargetInfo::GCCRegAlias HexagonTargetInfo::GCCRegAliases[] = { - { { "sp" }, "r29" }, - { { "fp" }, "r30" }, - { { "lr" }, "r31" }, -}; - -ArrayRef<TargetInfo::GCCRegAlias> HexagonTargetInfo::getGCCRegAliases() const { - return llvm::makeArrayRef(GCCRegAliases); -} - - -const Builtin::Info HexagonTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsHexagon.def" -}; - -class LanaiTargetInfo : public TargetInfo { - // Class for Lanai (32-bit). - // The CPU profiles supported by the Lanai backend - enum CPUKind { - CK_NONE, - CK_V11, - } CPU; - - static const TargetInfo::GCCRegAlias GCCRegAliases[]; - static const char *const GCCRegNames[]; - -public: - LanaiTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - // Description string has to be kept in sync with backend. - resetDataLayout("E" // Big endian - "-m:e" // ELF name manging - "-p:32:32" // 32 bit pointers, 32 bit aligned - "-i64:64" // 64 bit integers, 64 bit aligned - "-a:0:32" // 32 bit alignment of objects of aggregate type - "-n32" // 32 bit native integer width - "-S64" // 64 bit natural stack alignment - ); - - // Setting RegParmMax equal to what mregparm was set to in the old - // toolchain - RegParmMax = 4; - - // Set the default CPU to V11 - CPU = CK_V11; - - // Temporary approach to make everything at least word-aligned and allow for - // safely casting between pointers with different alignment requirements. - // TODO: Remove this when there are no more cast align warnings on the - // firmware. - MinGlobalAlign = 32; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - // Define __lanai__ when building for target lanai. - Builder.defineMacro("__lanai__"); - - // Set define for the CPU specified. - switch (CPU) { - case CK_V11: - Builder.defineMacro("__LANAI_V11__"); - break; - case CK_NONE: - llvm_unreachable("Unhandled target CPU"); - } - } - - bool isValidCPUName(StringRef Name) const override { - return llvm::StringSwitch<bool>(Name) - .Case("v11", true) - .Default(false); - } - - bool setCPU(const std::string &Name) override { - CPU = llvm::StringSwitch<CPUKind>(Name) - .Case("v11", CK_V11) - .Default(CK_NONE); - - return CPU != CK_NONE; - } - - bool hasFeature(StringRef Feature) const override { - return llvm::StringSwitch<bool>(Feature).Case("lanai", true).Default(false); - } - - ArrayRef<const char *> getGCCRegNames() const override; - - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; } - - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override { - return false; - } - - const char *getClobbers() const override { return ""; } -}; - -const char *const LanaiTargetInfo::GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10", - "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21", - "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31"}; - -ArrayRef<const char *> LanaiTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -const TargetInfo::GCCRegAlias LanaiTargetInfo::GCCRegAliases[] = { - {{"pc"}, "r2"}, - {{"sp"}, "r4"}, - {{"fp"}, "r5"}, - {{"rv"}, "r8"}, - {{"rr1"}, "r10"}, - {{"rr2"}, "r11"}, - {{"rca"}, "r15"}, -}; - -ArrayRef<TargetInfo::GCCRegAlias> LanaiTargetInfo::getGCCRegAliases() const { - return llvm::makeArrayRef(GCCRegAliases); -} - -// Shared base class for SPARC v8 (32-bit) and SPARC v9 (64-bit). -class SparcTargetInfo : public TargetInfo { - static const TargetInfo::GCCRegAlias GCCRegAliases[]; - static const char * const GCCRegNames[]; - bool SoftFloat; -public: - SparcTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple), SoftFloat(false) {} - - int getEHDataRegisterNumber(unsigned RegNo) const override { - if (RegNo == 0) return 24; - if (RegNo == 1) return 25; - return -1; - } - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override { - // Check if software floating point is enabled - auto Feature = std::find(Features.begin(), Features.end(), "+soft-float"); - if (Feature != Features.end()) { - SoftFloat = true; - } - return true; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "sparc", Opts); - Builder.defineMacro("__REGISTER_PREFIX__", ""); - - if (SoftFloat) - Builder.defineMacro("SOFT_FLOAT", "1"); - } - - bool hasFeature(StringRef Feature) const override { - return llvm::StringSwitch<bool>(Feature) - .Case("softfloat", SoftFloat) - .Case("sparc", true) - .Default(false); - } - - bool hasSjLjLowering() const override { - return true; - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - // FIXME: Implement! - return None; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override { - // FIXME: Implement! - switch (*Name) { - case 'I': // Signed 13-bit constant - case 'J': // Zero - case 'K': // 32-bit constant with the low 12 bits clear - case 'L': // A constant in the range supported by movcc (11-bit signed imm) - case 'M': // A constant in the range supported by movrcc (19-bit signed imm) - case 'N': // Same as 'K' but zext (required for SIMode) - case 'O': // The constant 4096 - return true; - - case 'f': - case 'e': - info.setAllowsRegister(); - return true; - } - return false; - } - const char *getClobbers() const override { - // FIXME: Implement! - return ""; - } - - // No Sparc V7 for now, the backend doesn't support it anyway. - enum CPUKind { - CK_GENERIC, - CK_V8, - CK_SUPERSPARC, - CK_SPARCLITE, - CK_F934, - CK_HYPERSPARC, - CK_SPARCLITE86X, - CK_SPARCLET, - CK_TSC701, - CK_V9, - CK_ULTRASPARC, - CK_ULTRASPARC3, - CK_NIAGARA, - CK_NIAGARA2, - CK_NIAGARA3, - CK_NIAGARA4, - CK_MYRIAD2100, - CK_MYRIAD2150, - CK_MYRIAD2450, - CK_LEON2, - CK_LEON2_AT697E, - CK_LEON2_AT697F, - CK_LEON3, - CK_LEON3_UT699, - CK_LEON3_GR712RC, - CK_LEON4, - CK_LEON4_GR740 - } CPU = CK_GENERIC; - - enum CPUGeneration { - CG_V8, - CG_V9, - }; - - CPUGeneration getCPUGeneration(CPUKind Kind) const { - switch (Kind) { - case CK_GENERIC: - case CK_V8: - case CK_SUPERSPARC: - case CK_SPARCLITE: - case CK_F934: - case CK_HYPERSPARC: - case CK_SPARCLITE86X: - case CK_SPARCLET: - case CK_TSC701: - case CK_MYRIAD2100: - case CK_MYRIAD2150: - case CK_MYRIAD2450: - case CK_LEON2: - case CK_LEON2_AT697E: - case CK_LEON2_AT697F: - case CK_LEON3: - case CK_LEON3_UT699: - case CK_LEON3_GR712RC: - case CK_LEON4: - case CK_LEON4_GR740: - return CG_V8; - case CK_V9: - case CK_ULTRASPARC: - case CK_ULTRASPARC3: - case CK_NIAGARA: - case CK_NIAGARA2: - case CK_NIAGARA3: - case CK_NIAGARA4: - return CG_V9; - } - llvm_unreachable("Unexpected CPU kind"); - } - - CPUKind getCPUKind(StringRef Name) const { - return llvm::StringSwitch<CPUKind>(Name) - .Case("v8", CK_V8) - .Case("supersparc", CK_SUPERSPARC) - .Case("sparclite", CK_SPARCLITE) - .Case("f934", CK_F934) - .Case("hypersparc", CK_HYPERSPARC) - .Case("sparclite86x", CK_SPARCLITE86X) - .Case("sparclet", CK_SPARCLET) - .Case("tsc701", CK_TSC701) - .Case("v9", CK_V9) - .Case("ultrasparc", CK_ULTRASPARC) - .Case("ultrasparc3", CK_ULTRASPARC3) - .Case("niagara", CK_NIAGARA) - .Case("niagara2", CK_NIAGARA2) - .Case("niagara3", CK_NIAGARA3) - .Case("niagara4", CK_NIAGARA4) - .Case("ma2100", CK_MYRIAD2100) - .Case("ma2150", CK_MYRIAD2150) - .Case("ma2450", CK_MYRIAD2450) - // FIXME: the myriad2[.n] spellings are obsolete, - // but a grace period is needed to allow updating dependent builds. - .Case("myriad2", CK_MYRIAD2100) - .Case("myriad2.1", CK_MYRIAD2100) - .Case("myriad2.2", CK_MYRIAD2150) - .Case("leon2", CK_LEON2) - .Case("at697e", CK_LEON2_AT697E) - .Case("at697f", CK_LEON2_AT697F) - .Case("leon3", CK_LEON3) - .Case("ut699", CK_LEON3_UT699) - .Case("gr712rc", CK_LEON3_GR712RC) - .Case("leon4", CK_LEON4) - .Case("gr740", CK_LEON4_GR740) - .Default(CK_GENERIC); - } - - bool isValidCPUName(StringRef Name) const override { - return getCPUKind(Name) != CK_GENERIC; - } - - bool setCPU(const std::string &Name) override { - CPU = getCPUKind(Name); - return CPU != CK_GENERIC; - } -}; - -const char * const SparcTargetInfo::GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", - "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", - "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31" -}; - -ArrayRef<const char *> SparcTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -const TargetInfo::GCCRegAlias SparcTargetInfo::GCCRegAliases[] = { - { { "g0" }, "r0" }, - { { "g1" }, "r1" }, - { { "g2" }, "r2" }, - { { "g3" }, "r3" }, - { { "g4" }, "r4" }, - { { "g5" }, "r5" }, - { { "g6" }, "r6" }, - { { "g7" }, "r7" }, - { { "o0" }, "r8" }, - { { "o1" }, "r9" }, - { { "o2" }, "r10" }, - { { "o3" }, "r11" }, - { { "o4" }, "r12" }, - { { "o5" }, "r13" }, - { { "o6", "sp" }, "r14" }, - { { "o7" }, "r15" }, - { { "l0" }, "r16" }, - { { "l1" }, "r17" }, - { { "l2" }, "r18" }, - { { "l3" }, "r19" }, - { { "l4" }, "r20" }, - { { "l5" }, "r21" }, - { { "l6" }, "r22" }, - { { "l7" }, "r23" }, - { { "i0" }, "r24" }, - { { "i1" }, "r25" }, - { { "i2" }, "r26" }, - { { "i3" }, "r27" }, - { { "i4" }, "r28" }, - { { "i5" }, "r29" }, - { { "i6", "fp" }, "r30" }, - { { "i7" }, "r31" }, -}; - -ArrayRef<TargetInfo::GCCRegAlias> SparcTargetInfo::getGCCRegAliases() const { - return llvm::makeArrayRef(GCCRegAliases); -} - -// SPARC v8 is the 32-bit mode selected by Triple::sparc. -class SparcV8TargetInfo : public SparcTargetInfo { -public: - SparcV8TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : SparcTargetInfo(Triple, Opts) { - resetDataLayout("E-m:e-p:32:32-i64:64-f128:64-n32-S64"); - // NetBSD / OpenBSD use long (same as llvm default); everyone else uses int. - switch (getTriple().getOS()) { - default: - SizeType = UnsignedInt; - IntPtrType = SignedInt; - PtrDiffType = SignedInt; - break; - case llvm::Triple::NetBSD: - case llvm::Triple::OpenBSD: - SizeType = UnsignedLong; - IntPtrType = SignedLong; - PtrDiffType = SignedLong; - break; - } - // Up to 32 bits are lock-free atomic, but we're willing to do atomic ops - // on up to 64 bits. - MaxAtomicPromoteWidth = 64; - MaxAtomicInlineWidth = 32; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - SparcTargetInfo::getTargetDefines(Opts, Builder); - switch (getCPUGeneration(CPU)) { - case CG_V8: - Builder.defineMacro("__sparcv8"); - if (getTriple().getOS() != llvm::Triple::Solaris) - Builder.defineMacro("__sparcv8__"); - break; - case CG_V9: - Builder.defineMacro("__sparcv9"); - if (getTriple().getOS() != llvm::Triple::Solaris) { - Builder.defineMacro("__sparcv9__"); - Builder.defineMacro("__sparc_v9__"); - } - break; - } - if (getTriple().getVendor() == llvm::Triple::Myriad) { - std::string MyriadArchValue, Myriad2Value; - Builder.defineMacro("__sparc_v8__"); - Builder.defineMacro("__leon__"); - switch (CPU) { - case CK_MYRIAD2150: - MyriadArchValue = "__ma2150"; - Myriad2Value = "2"; - break; - case CK_MYRIAD2450: - MyriadArchValue = "__ma2450"; - Myriad2Value = "2"; - break; - default: - MyriadArchValue = "__ma2100"; - Myriad2Value = "1"; - break; - } - Builder.defineMacro(MyriadArchValue, "1"); - Builder.defineMacro(MyriadArchValue+"__", "1"); - Builder.defineMacro("__myriad2__", Myriad2Value); - Builder.defineMacro("__myriad2", Myriad2Value); - } - } - - bool hasSjLjLowering() const override { - return true; - } -}; - -// SPARCV8el is the 32-bit little-endian mode selected by Triple::sparcel. -class SparcV8elTargetInfo : public SparcV8TargetInfo { - public: - SparcV8elTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : SparcV8TargetInfo(Triple, Opts) { - resetDataLayout("e-m:e-p:32:32-i64:64-f128:64-n32-S64"); - } -}; - -// SPARC v9 is the 64-bit mode selected by Triple::sparcv9. -class SparcV9TargetInfo : public SparcTargetInfo { -public: - SparcV9TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : SparcTargetInfo(Triple, Opts) { - // FIXME: Support Sparc quad-precision long double? - resetDataLayout("E-m:e-i64:64-n32:64-S128"); - // This is an LP64 platform. - LongWidth = LongAlign = PointerWidth = PointerAlign = 64; - - // OpenBSD uses long long for int64_t and intmax_t. - if (getTriple().getOS() == llvm::Triple::OpenBSD) - IntMaxType = SignedLongLong; - else - IntMaxType = SignedLong; - Int64Type = IntMaxType; - - // The SPARCv8 System V ABI has long double 128-bits in size, but 64-bit - // aligned. The SPARCv9 SCD 2.4.1 says 16-byte aligned. - LongDoubleWidth = 128; - LongDoubleAlign = 128; - LongDoubleFormat = &llvm::APFloat::IEEEquad(); - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - SparcTargetInfo::getTargetDefines(Opts, Builder); - Builder.defineMacro("__sparcv9"); - Builder.defineMacro("__arch64__"); - // Solaris doesn't need these variants, but the BSDs do. - if (getTriple().getOS() != llvm::Triple::Solaris) { - Builder.defineMacro("__sparc64__"); - Builder.defineMacro("__sparc_v9__"); - Builder.defineMacro("__sparcv9__"); - } - } - - bool isValidCPUName(StringRef Name) const override { - return getCPUGeneration(SparcTargetInfo::getCPUKind(Name)) == CG_V9; - } - - bool setCPU(const std::string &Name) override { - if (!SparcTargetInfo::setCPU(Name)) - return false; - return getCPUGeneration(CPU) == CG_V9; - } -}; - -class SystemZTargetInfo : public TargetInfo { - static const Builtin::Info BuiltinInfo[]; - static const char *const GCCRegNames[]; - std::string CPU; - int ISARevision; - bool HasTransactionalExecution; - bool HasVector; - -public: - SystemZTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple), CPU("z10"), ISARevision(8), - HasTransactionalExecution(false), HasVector(false) { - IntMaxType = SignedLong; - Int64Type = SignedLong; - TLSSupported = true; - IntWidth = IntAlign = 32; - LongWidth = LongLongWidth = LongAlign = LongLongAlign = 64; - PointerWidth = PointerAlign = 64; - LongDoubleWidth = 128; - LongDoubleAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEquad(); - DefaultAlignForAttributeAligned = 64; - MinGlobalAlign = 16; - resetDataLayout("E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-a:8:16-n32:64"); - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__s390__"); - Builder.defineMacro("__s390x__"); - Builder.defineMacro("__zarch__"); - Builder.defineMacro("__LONG_DOUBLE_128__"); - - Builder.defineMacro("__ARCH__", Twine(ISARevision)); - - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); - - if (HasTransactionalExecution) - Builder.defineMacro("__HTM__"); - if (HasVector) - Builder.defineMacro("__VX__"); - if (Opts.ZVector) - Builder.defineMacro("__VEC__", "10302"); - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::SystemZ::LastTSBuiltin-Builtin::FirstTSBuiltin); - } - - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - // No aliases. - return None; - } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override; - const char *getClobbers() const override { - // FIXME: Is this really right? - return ""; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::SystemZBuiltinVaList; - } - int getISARevision(const StringRef &Name) const { - return llvm::StringSwitch<int>(Name) - .Cases("arch8", "z10", 8) - .Cases("arch9", "z196", 9) - .Cases("arch10", "zEC12", 10) - .Cases("arch11", "z13", 11) - .Cases("arch12", "z14", 12) - .Default(-1); - } - - bool isValidCPUName(StringRef Name) const override { - return getISARevision(Name) != -1; - } - - bool setCPU(const std::string &Name) override { - CPU = Name; - ISARevision = getISARevision(CPU); - return ISARevision != -1; - } - bool - initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, - const std::vector<std::string> &FeaturesVec) const override { - int ISARevision = getISARevision(CPU); - if (ISARevision >= 10) - Features["transactional-execution"] = true; - if (ISARevision >= 11) - Features["vector"] = true; - if (ISARevision >= 12) - Features["vector-enhancements-1"] = true; - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec); - } - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override { - HasTransactionalExecution = false; - HasVector = false; - for (const auto &Feature : Features) { - if (Feature == "+transactional-execution") - HasTransactionalExecution = true; - else if (Feature == "+vector") - HasVector = true; - } - // If we use the vector ABI, vector types are 64-bit aligned. - if (HasVector) { - MaxVectorAlign = 64; - resetDataLayout("E-m:e-i1:8:16-i8:8:16-i64:64-f128:64" - "-v128:64-a:8:16-n32:64"); - } - return true; - } - - bool hasFeature(StringRef Feature) const override { - return llvm::StringSwitch<bool>(Feature) - .Case("systemz", true) - .Case("arch8", ISARevision >= 8) - .Case("arch9", ISARevision >= 9) - .Case("arch10", ISARevision >= 10) - .Case("arch11", ISARevision >= 11) - .Case("arch12", ISARevision >= 12) - .Case("htm", HasTransactionalExecution) - .Case("vx", HasVector) - .Default(false); - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - case CC_C: - case CC_Swift: - case CC_OpenCLKernel: - return CCCR_OK; - default: - return CCCR_Warning; - } - } - - StringRef getABI() const override { - if (HasVector) - return "vector"; - return ""; - } - - bool useFloat128ManglingForLongDouble() const override { - return true; - } -}; - -const Builtin::Info SystemZTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE }, -#include "clang/Basic/BuiltinsSystemZ.def" -}; - -const char *const SystemZTargetInfo::GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", - "f0", "f2", "f4", "f6", "f1", "f3", "f5", "f7", - "f8", "f10", "f12", "f14", "f9", "f11", "f13", "f15" -}; - -ArrayRef<const char *> SystemZTargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -bool SystemZTargetInfo:: -validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const { - switch (*Name) { - default: - return false; - - case 'a': // Address register - case 'd': // Data register (equivalent to 'r') - case 'f': // Floating-point register - Info.setAllowsRegister(); - return true; - - case 'I': // Unsigned 8-bit constant - case 'J': // Unsigned 12-bit constant - case 'K': // Signed 16-bit constant - case 'L': // Signed 20-bit displacement (on all targets we support) - case 'M': // 0x7fffffff - return true; - - case 'Q': // Memory with base and unsigned 12-bit displacement - case 'R': // Likewise, plus an index - case 'S': // Memory with base and signed 20-bit displacement - case 'T': // Likewise, plus an index - Info.setAllowsMemory(); - return true; - } -} - -class MSP430TargetInfo : public TargetInfo { - static const char *const GCCRegNames[]; - -public: - MSP430TargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - TLSSupported = false; - IntWidth = 16; - IntAlign = 16; - LongWidth = 32; - LongLongWidth = 64; - LongAlign = LongLongAlign = 16; - PointerWidth = 16; - PointerAlign = 16; - SuitableAlign = 16; - SizeType = UnsignedInt; - IntMaxType = SignedLongLong; - IntPtrType = SignedInt; - PtrDiffType = SignedInt; - SigAtomicType = SignedLong; - resetDataLayout("e-m:e-p:16:16-i32:16-i64:16-f32:16-f64:16-a:8-n8:16-S16"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("MSP430"); - Builder.defineMacro("__MSP430__"); - // FIXME: defines for different 'flavours' of MCU - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - // FIXME: Implement. - return None; - } - bool hasFeature(StringRef Feature) const override { - return Feature == "msp430"; - } - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - // No aliases. - return None; - } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override { - // FIXME: implement - switch (*Name) { - case 'K': // the constant 1 - case 'L': // constant -1^20 .. 1^19 - case 'M': // constant 1-4: - return true; - } - // No target constraints for now. - return false; - } - const char *getClobbers() const override { - // FIXME: Is this really right? - return ""; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - // FIXME: implement - return TargetInfo::CharPtrBuiltinVaList; - } -}; - -const char *const MSP430TargetInfo::GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"}; - -ArrayRef<const char *> MSP430TargetInfo::getGCCRegNames() const { - return llvm::makeArrayRef(GCCRegNames); -} - -// LLVM and Clang cannot be used directly to output native binaries for -// target, but is used to compile C code to llvm bitcode with correct -// type and alignment information. -// -// TCE uses the llvm bitcode as input and uses it for generating customized -// target processor and program binary. TCE co-design environment is -// publicly available in http://tce.cs.tut.fi - -static const unsigned TCEOpenCLAddrSpaceMap[] = { - 0, // Default - 3, // opencl_global - 4, // opencl_local - 5, // opencl_constant - // FIXME: generic has to be added to the target - 0, // opencl_generic - 0, // cuda_device - 0, // cuda_constant - 0 // cuda_shared -}; - -class TCETargetInfo : public TargetInfo { -public: - TCETargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - TLSSupported = false; - IntWidth = 32; - LongWidth = LongLongWidth = 32; - PointerWidth = 32; - IntAlign = 32; - LongAlign = LongLongAlign = 32; - PointerAlign = 32; - SuitableAlign = 32; - SizeType = UnsignedInt; - IntMaxType = SignedLong; - IntPtrType = SignedInt; - PtrDiffType = SignedInt; - FloatWidth = 32; - FloatAlign = 32; - DoubleWidth = 32; - DoubleAlign = 32; - LongDoubleWidth = 32; - LongDoubleAlign = 32; - FloatFormat = &llvm::APFloat::IEEEsingle(); - DoubleFormat = &llvm::APFloat::IEEEsingle(); - LongDoubleFormat = &llvm::APFloat::IEEEsingle(); - resetDataLayout("E-p:32:32:32-i1:8:8-i8:8:32-" - "i16:16:32-i32:32:32-i64:32:32-" - "f32:32:32-f64:32:32-v64:32:32-" - "v128:32:32-v256:32:32-v512:32:32-" - "v1024:32:32-a0:0:32-n32"); - AddrSpaceMap = &TCEOpenCLAddrSpaceMap; - UseAddrSpaceMapMangling = true; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "tce", Opts); - Builder.defineMacro("__TCE__"); - Builder.defineMacro("__TCE_V1__"); - } - bool hasFeature(StringRef Feature) const override { return Feature == "tce"; } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; } - const char *getClobbers() const override { return ""; } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - ArrayRef<const char *> getGCCRegNames() const override { return None; } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override { - return true; - } - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } -}; - -class TCELETargetInfo : public TCETargetInfo { -public: - TCELETargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : TCETargetInfo(Triple, Opts) { - BigEndian = false; - - resetDataLayout("e-p:32:32:32-i1:8:8-i8:8:32-" - "i16:16:32-i32:32:32-i64:32:32-" - "f32:32:32-f64:32:32-v64:32:32-" - "v128:32:32-v256:32:32-v512:32:32-" - "v1024:32:32-a0:0:32-n32"); - - } - - virtual void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - DefineStd(Builder, "tcele", Opts); - Builder.defineMacro("__TCE__"); - Builder.defineMacro("__TCE_V1__"); - Builder.defineMacro("__TCELE__"); - Builder.defineMacro("__TCELE_V1__"); - } - -}; - -class BPFTargetInfo : public TargetInfo { -public: - BPFTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - LongWidth = LongAlign = PointerWidth = PointerAlign = 64; - SizeType = UnsignedLong; - PtrDiffType = SignedLong; - IntPtrType = SignedLong; - IntMaxType = SignedLong; - Int64Type = SignedLong; - RegParmMax = 5; - if (Triple.getArch() == llvm::Triple::bpfeb) { - resetDataLayout("E-m:e-p:64:64-i64:64-n32:64-S128"); - } else { - resetDataLayout("e-m:e-p:64:64-i64:64-n32:64-S128"); - } - MaxAtomicPromoteWidth = 64; - MaxAtomicInlineWidth = 64; - TLSSupported = false; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "bpf", Opts); - Builder.defineMacro("__BPF__"); - } - bool hasFeature(StringRef Feature) const override { - return Feature == "bpf"; - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; } - const char *getClobbers() const override { - return ""; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - ArrayRef<const char *> getGCCRegNames() const override { - return None; - } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override { - return true; - } - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - switch (CC) { - default: - return CCCR_Warning; - case CC_C: - case CC_OpenCLKernel: - return CCCR_OK; - } - } -}; - -class Nios2TargetInfo : public TargetInfo { - void setDataLayout() { - if (BigEndian) - resetDataLayout("E-p:32:32:32-i8:8:32-i16:16:32-n32"); - else - resetDataLayout("e-p:32:32:32-i8:8:32-i16:16:32-n32"); - } - - static const Builtin::Info BuiltinInfo[]; - std::string CPU; - std::string ABI; - -public: - Nios2TargetInfo(const llvm::Triple &triple, const TargetOptions &opts) - : TargetInfo(triple), CPU(opts.CPU), ABI(opts.ABI) { - SizeType = UnsignedInt; - PtrDiffType = SignedInt; - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32; - setDataLayout(); - } - - StringRef getABI() const override { return ABI; } - bool setABI(const std::string &Name) override { - if (Name == "o32" || Name == "eabi") { - ABI = Name; - return true; - } - return false; - } - - bool isValidCPUName(StringRef Name) const override { - return Name == "nios2r1" || Name == "nios2r2"; - } - - bool setCPU(const std::string &Name) override { - if (isValidCPUName(Name)) { - CPU = Name; - return true; - } - return false; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "nios2", Opts); - DefineStd(Builder, "NIOS2", Opts); - - Builder.defineMacro("__nios2"); - Builder.defineMacro("__NIOS2"); - Builder.defineMacro("__nios2__"); - Builder.defineMacro("__NIOS2__"); - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, clang::Nios2::LastTSBuiltin - - Builtin::FirstTSBuiltin); - } - - bool isFeatureSupportedByCPU(StringRef Feature, StringRef CPU) const { - const bool isR2 = CPU == "nios2r2"; - return llvm::StringSwitch<bool>(Feature) - .Case("nios2r2mandatory", isR2) - .Case("nios2r2bmx", isR2) - .Case("nios2r2mpx", isR2) - .Case("nios2r2cdx", isR2) - .Default(false); - } - - bool initFeatureMap(llvm::StringMap<bool> &Features, - DiagnosticsEngine &Diags, StringRef CPU, - const std::vector<std::string> &FeatureVec) const override { - static const char *allFeatures[] = { - "nios2r2mandatory", "nios2r2bmx", "nios2r2mpx", "nios2r2cdx" - }; - for (const char *feature : allFeatures) { - Features[feature] = isFeatureSupportedByCPU(feature, CPU); - } - return true; - } - - bool hasFeature(StringRef Feature) const override { - return isFeatureSupportedByCPU(Feature, CPU); - } - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - - ArrayRef<const char *> getGCCRegNames() const override { - static const char *const GCCRegNames[] = { - // CPU register names - // Must match second column of GCCRegAliases - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10", - "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", - "r21", "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", - "r31", - // Floating point register names - "ctl0", "ctl1", "ctl2", "ctl3", "ctl4", "ctl5", "ctl6", "ctl7", "ctl8", - "ctl9", "ctl10", "ctl11", "ctl12", "ctl13", "ctl14", "ctl15" - }; - return llvm::makeArrayRef(GCCRegNames); - } - - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - default: - return false; - - case 'r': // CPU registers. - case 'd': // Equivalent to "r" unless generating MIPS16 code. - case 'y': // Equivalent to "r", backwards compatibility only. - case 'f': // floating-point registers. - case 'c': // $25 for indirect jumps - case 'l': // lo register - case 'x': // hilo register pair - Info.setAllowsRegister(); - return true; - } - } - - const char *getClobbers() const override { return ""; } - - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - static const TargetInfo::GCCRegAlias aliases[] = { - {{"zero"}, "r0"}, {{"at"}, "r1"}, {{"et"}, "r24"}, - {{"bt"}, "r25"}, {{"gp"}, "r26"}, {{"sp"}, "r27"}, - {{"fp"}, "r28"}, {{"ea"}, "r29"}, {{"ba"}, "r30"}, - {{"ra"}, "r31"}, {{"status"}, "ctl0"}, {{"estatus"}, "ctl1"}, - {{"bstatus"}, "ctl2"}, {{"ienable"}, "ctl3"}, {{"ipending"}, "ctl4"}, - {{"cpuid"}, "ctl5"}, {{"exception"}, "ctl7"}, {{"pteaddr"}, "ctl8"}, - {{"tlbacc"}, "ctl9"}, {{"tlbmisc"}, "ctl10"}, {{"badaddr"}, "ctl12"}, - {{"config"}, "ctl13"}, {{"mpubase"}, "ctl14"}, {{"mpuacc"}, "ctl15"}, - }; - return llvm::makeArrayRef(aliases); - } -}; - -const Builtin::Info Nios2TargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - {#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr}, -#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \ - {#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE}, -#include "clang/Basic/BuiltinsNios2.def" -}; - -class MipsTargetInfo : public TargetInfo { - void setDataLayout() { - StringRef Layout; - - if (ABI == "o32") - Layout = "m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"; - else if (ABI == "n32") - Layout = "m:e-p:32:32-i8:8:32-i16:16:32-i64:64-n32:64-S128"; - else if (ABI == "n64") - Layout = "m:e-i8:8:32-i16:16:32-i64:64-n32:64-S128"; - else - llvm_unreachable("Invalid ABI"); - - if (BigEndian) - resetDataLayout(("E-" + Layout).str()); - else - resetDataLayout(("e-" + Layout).str()); - } - - - static const Builtin::Info BuiltinInfo[]; - std::string CPU; - bool IsMips16; - bool IsMicromips; - bool IsNan2008; - bool IsSingleFloat; - bool IsNoABICalls; - bool CanUseBSDABICalls; - enum MipsFloatABI { - HardFloat, SoftFloat - } FloatABI; - enum DspRevEnum { - NoDSP, DSP1, DSP2 - } DspRev; - bool HasMSA; - bool DisableMadd4; - -protected: - bool HasFP64; - std::string ABI; - -public: - MipsTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple), IsMips16(false), IsMicromips(false), - IsNan2008(false), IsSingleFloat(false), IsNoABICalls(false), - CanUseBSDABICalls(false), FloatABI(HardFloat), DspRev(NoDSP), - HasMSA(false), DisableMadd4(false), HasFP64(false) { - TheCXXABI.set(TargetCXXABI::GenericMIPS); - - setABI((getTriple().getArch() == llvm::Triple::mips || - getTriple().getArch() == llvm::Triple::mipsel) - ? "o32" - : "n64"); - - CPU = ABI == "o32" ? "mips32r2" : "mips64r2"; - - CanUseBSDABICalls = Triple.getOS() == llvm::Triple::FreeBSD || - Triple.getOS() == llvm::Triple::OpenBSD; - } - - bool isNaN2008Default() const { - return CPU == "mips32r6" || CPU == "mips64r6"; - } - - bool isFP64Default() const { - return CPU == "mips32r6" || ABI == "n32" || ABI == "n64" || ABI == "64"; - } - - bool isNan2008() const override { - return IsNan2008; - } - - bool processorSupportsGPR64() const { - return llvm::StringSwitch<bool>(CPU) - .Case("mips3", true) - .Case("mips4", true) - .Case("mips5", true) - .Case("mips64", true) - .Case("mips64r2", true) - .Case("mips64r3", true) - .Case("mips64r5", true) - .Case("mips64r6", true) - .Case("octeon", true) - .Default(false); - return false; - } - - StringRef getABI() const override { return ABI; } - bool setABI(const std::string &Name) override { - if (Name == "o32") { - setO32ABITypes(); - ABI = Name; - return true; - } - - if (Name == "n32") { - setN32ABITypes(); - ABI = Name; - return true; - } - if (Name == "n64") { - setN64ABITypes(); - ABI = Name; - return true; - } - return false; - } - - void setO32ABITypes() { - Int64Type = SignedLongLong; - IntMaxType = Int64Type; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - LongDoubleWidth = LongDoubleAlign = 64; - LongWidth = LongAlign = 32; - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32; - PointerWidth = PointerAlign = 32; - PtrDiffType = SignedInt; - SizeType = UnsignedInt; - SuitableAlign = 64; - } - - void setN32N64ABITypes() { - LongDoubleWidth = LongDoubleAlign = 128; - LongDoubleFormat = &llvm::APFloat::IEEEquad(); - if (getTriple().getOS() == llvm::Triple::FreeBSD) { - LongDoubleWidth = LongDoubleAlign = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - } - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - SuitableAlign = 128; - } - - void setN64ABITypes() { - setN32N64ABITypes(); - if (getTriple().getOS() == llvm::Triple::OpenBSD) { - Int64Type = SignedLongLong; - } else { - Int64Type = SignedLong; - } - IntMaxType = Int64Type; - LongWidth = LongAlign = 64; - PointerWidth = PointerAlign = 64; - PtrDiffType = SignedLong; - SizeType = UnsignedLong; - } - - void setN32ABITypes() { - setN32N64ABITypes(); - Int64Type = SignedLongLong; - IntMaxType = Int64Type; - LongWidth = LongAlign = 32; - PointerWidth = PointerAlign = 32; - PtrDiffType = SignedInt; - SizeType = UnsignedInt; - } - - bool isValidCPUName(StringRef Name) const override { - return llvm::StringSwitch<bool>(Name) - .Case("mips1", true) - .Case("mips2", true) - .Case("mips3", true) - .Case("mips4", true) - .Case("mips5", true) - .Case("mips32", true) - .Case("mips32r2", true) - .Case("mips32r3", true) - .Case("mips32r5", true) - .Case("mips32r6", true) - .Case("mips64", true) - .Case("mips64r2", true) - .Case("mips64r3", true) - .Case("mips64r5", true) - .Case("mips64r6", true) - .Case("octeon", true) - .Case("p5600", true) - .Default(false); - } - - bool setCPU(const std::string &Name) override { - CPU = Name; - return isValidCPUName(Name); - } - - const std::string& getCPU() const { return CPU; } - bool - initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, - const std::vector<std::string> &FeaturesVec) const override { - if (CPU.empty()) - CPU = getCPU(); - if (CPU == "octeon") - Features["mips64r2"] = Features["cnmips"] = true; - else - Features[CPU] = true; - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - if (BigEndian) { - DefineStd(Builder, "MIPSEB", Opts); - Builder.defineMacro("_MIPSEB"); - } else { - DefineStd(Builder, "MIPSEL", Opts); - Builder.defineMacro("_MIPSEL"); - } - - Builder.defineMacro("__mips__"); - Builder.defineMacro("_mips"); - if (Opts.GNUMode) - Builder.defineMacro("mips"); - - if (ABI == "o32") { - Builder.defineMacro("__mips", "32"); - Builder.defineMacro("_MIPS_ISA", "_MIPS_ISA_MIPS32"); - } else { - Builder.defineMacro("__mips", "64"); - Builder.defineMacro("__mips64"); - Builder.defineMacro("__mips64__"); - Builder.defineMacro("_MIPS_ISA", "_MIPS_ISA_MIPS64"); - } - - const std::string ISARev = llvm::StringSwitch<std::string>(getCPU()) - .Cases("mips32", "mips64", "1") - .Cases("mips32r2", "mips64r2", "2") - .Cases("mips32r3", "mips64r3", "3") - .Cases("mips32r5", "mips64r5", "5") - .Cases("mips32r6", "mips64r6", "6") - .Default(""); - if (!ISARev.empty()) - Builder.defineMacro("__mips_isa_rev", ISARev); - - if (ABI == "o32") { - Builder.defineMacro("__mips_o32"); - Builder.defineMacro("_ABIO32", "1"); - Builder.defineMacro("_MIPS_SIM", "_ABIO32"); - } else if (ABI == "n32") { - Builder.defineMacro("__mips_n32"); - Builder.defineMacro("_ABIN32", "2"); - Builder.defineMacro("_MIPS_SIM", "_ABIN32"); - } else if (ABI == "n64") { - Builder.defineMacro("__mips_n64"); - Builder.defineMacro("_ABI64", "3"); - Builder.defineMacro("_MIPS_SIM", "_ABI64"); - } else - llvm_unreachable("Invalid ABI."); - - if (!IsNoABICalls) { - Builder.defineMacro("__mips_abicalls"); - if (CanUseBSDABICalls) - Builder.defineMacro("__ABICALLS__"); - } - - Builder.defineMacro("__REGISTER_PREFIX__", ""); - - switch (FloatABI) { - case HardFloat: - Builder.defineMacro("__mips_hard_float", Twine(1)); - break; - case SoftFloat: - Builder.defineMacro("__mips_soft_float", Twine(1)); - break; - } - - if (IsSingleFloat) - Builder.defineMacro("__mips_single_float", Twine(1)); - - Builder.defineMacro("__mips_fpr", HasFP64 ? Twine(64) : Twine(32)); - Builder.defineMacro("_MIPS_FPSET", - Twine(32 / (HasFP64 || IsSingleFloat ? 1 : 2))); - - if (IsMips16) - Builder.defineMacro("__mips16", Twine(1)); - - if (IsMicromips) - Builder.defineMacro("__mips_micromips", Twine(1)); - - if (IsNan2008) - Builder.defineMacro("__mips_nan2008", Twine(1)); - - switch (DspRev) { - default: - break; - case DSP1: - Builder.defineMacro("__mips_dsp_rev", Twine(1)); - Builder.defineMacro("__mips_dsp", Twine(1)); - break; - case DSP2: - Builder.defineMacro("__mips_dsp_rev", Twine(2)); - Builder.defineMacro("__mips_dspr2", Twine(1)); - Builder.defineMacro("__mips_dsp", Twine(1)); - break; - } - - if (HasMSA) - Builder.defineMacro("__mips_msa", Twine(1)); - - if (DisableMadd4) - Builder.defineMacro("__mips_no_madd4", Twine(1)); - - Builder.defineMacro("_MIPS_SZPTR", Twine(getPointerWidth(0))); - Builder.defineMacro("_MIPS_SZINT", Twine(getIntWidth())); - Builder.defineMacro("_MIPS_SZLONG", Twine(getLongWidth())); - - Builder.defineMacro("_MIPS_ARCH", "\"" + CPU + "\""); - Builder.defineMacro("_MIPS_ARCH_" + StringRef(CPU).upper()); - - // These shouldn't be defined for MIPS-I but there's no need to check - // for that since MIPS-I isn't supported. - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); - - // 32-bit MIPS processors don't have the necessary lld/scd instructions - // found in 64-bit processors. In the case of O32 on a 64-bit processor, - // the instructions exist but using them violates the ABI since they - // require 64-bit GPRs and O32 only supports 32-bit GPRs. - if (ABI == "n32" || ABI == "n64") - Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::Mips::LastTSBuiltin - Builtin::FirstTSBuiltin); - } - bool hasFeature(StringRef Feature) const override { - return llvm::StringSwitch<bool>(Feature) - .Case("mips", true) - .Case("fp64", HasFP64) - .Default(false); - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - ArrayRef<const char *> getGCCRegNames() const override { - static const char *const GCCRegNames[] = { - // CPU register names - // Must match second column of GCCRegAliases - "$0", "$1", "$2", "$3", "$4", "$5", "$6", "$7", - "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", - "$16", "$17", "$18", "$19", "$20", "$21", "$22", "$23", - "$24", "$25", "$26", "$27", "$28", "$29", "$30", "$31", - // Floating point register names - "$f0", "$f1", "$f2", "$f3", "$f4", "$f5", "$f6", "$f7", - "$f8", "$f9", "$f10", "$f11", "$f12", "$f13", "$f14", "$f15", - "$f16", "$f17", "$f18", "$f19", "$f20", "$f21", "$f22", "$f23", - "$f24", "$f25", "$f26", "$f27", "$f28", "$f29", "$f30", "$f31", - // Hi/lo and condition register names - "hi", "lo", "", "$fcc0","$fcc1","$fcc2","$fcc3","$fcc4", - "$fcc5","$fcc6","$fcc7","$ac1hi","$ac1lo","$ac2hi","$ac2lo", - "$ac3hi","$ac3lo", - // MSA register names - "$w0", "$w1", "$w2", "$w3", "$w4", "$w5", "$w6", "$w7", - "$w8", "$w9", "$w10", "$w11", "$w12", "$w13", "$w14", "$w15", - "$w16", "$w17", "$w18", "$w19", "$w20", "$w21", "$w22", "$w23", - "$w24", "$w25", "$w26", "$w27", "$w28", "$w29", "$w30", "$w31", - // MSA control register names - "$msair", "$msacsr", "$msaaccess", "$msasave", "$msamodify", - "$msarequest", "$msamap", "$msaunmap" - }; - return llvm::makeArrayRef(GCCRegNames); - } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - switch (*Name) { - default: - return false; - case 'r': // CPU registers. - case 'd': // Equivalent to "r" unless generating MIPS16 code. - case 'y': // Equivalent to "r", backward compatibility only. - case 'f': // floating-point registers. - case 'c': // $25 for indirect jumps - case 'l': // lo register - case 'x': // hilo register pair - Info.setAllowsRegister(); - return true; - case 'I': // Signed 16-bit constant - case 'J': // Integer 0 - case 'K': // Unsigned 16-bit constant - case 'L': // Signed 32-bit constant, lower 16-bit zeros (for lui) - case 'M': // Constants not loadable via lui, addiu, or ori - case 'N': // Constant -1 to -65535 - case 'O': // A signed 15-bit constant - case 'P': // A constant between 1 go 65535 - return true; - case 'R': // An address that can be used in a non-macro load or store - Info.setAllowsMemory(); - return true; - case 'Z': - if (Name[1] == 'C') { // An address usable by ll, and sc. - Info.setAllowsMemory(); - Name++; // Skip over 'Z'. - return true; - } - return false; - } - } - - std::string convertConstraint(const char *&Constraint) const override { - std::string R; - switch (*Constraint) { - case 'Z': // Two-character constraint; add "^" hint for later parsing. - if (Constraint[1] == 'C') { - R = std::string("^") + std::string(Constraint, 2); - Constraint++; - return R; - } - break; - } - return TargetInfo::convertConstraint(Constraint); - } - - const char *getClobbers() const override { - // In GCC, $1 is not widely used in generated code (it's used only in a few - // specific situations), so there is no real need for users to add it to - // the clobbers list if they want to use it in their inline assembly code. - // - // In LLVM, $1 is treated as a normal GPR and is always allocatable during - // code generation, so using it in inline assembly without adding it to the - // clobbers list can cause conflicts between the inline assembly code and - // the surrounding generated code. - // - // Another problem is that LLVM is allowed to choose $1 for inline assembly - // operands, which will conflict with the ".set at" assembler option (which - // we use only for inline assembly, in order to maintain compatibility with - // GCC) and will also conflict with the user's usage of $1. - // - // The easiest way to avoid these conflicts and keep $1 as an allocatable - // register for generated code is to automatically clobber $1 for all inline - // assembly code. - // - // FIXME: We should automatically clobber $1 only for inline assembly code - // which actually uses it. This would allow LLVM to use $1 for inline - // assembly operands if the user's assembly code doesn't use it. - return "~{$1}"; - } - - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) override { - IsMips16 = false; - IsMicromips = false; - IsNan2008 = isNaN2008Default(); - IsSingleFloat = false; - FloatABI = HardFloat; - DspRev = NoDSP; - HasFP64 = isFP64Default(); - - for (const auto &Feature : Features) { - if (Feature == "+single-float") - IsSingleFloat = true; - else if (Feature == "+soft-float") - FloatABI = SoftFloat; - else if (Feature == "+mips16") - IsMips16 = true; - else if (Feature == "+micromips") - IsMicromips = true; - else if (Feature == "+dsp") - DspRev = std::max(DspRev, DSP1); - else if (Feature == "+dspr2") - DspRev = std::max(DspRev, DSP2); - else if (Feature == "+msa") - HasMSA = true; - else if (Feature == "+nomadd4") - DisableMadd4 = true; - else if (Feature == "+fp64") - HasFP64 = true; - else if (Feature == "-fp64") - HasFP64 = false; - else if (Feature == "+nan2008") - IsNan2008 = true; - else if (Feature == "-nan2008") - IsNan2008 = false; - else if (Feature == "+noabicalls") - IsNoABICalls = true; - } - - setDataLayout(); - - return true; - } - - int getEHDataRegisterNumber(unsigned RegNo) const override { - if (RegNo == 0) return 4; - if (RegNo == 1) return 5; - return -1; - } - - bool isCLZForZeroUndef() const override { return false; } - - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - static const TargetInfo::GCCRegAlias O32RegAliases[] = { - {{"at"}, "$1"}, {{"v0"}, "$2"}, {{"v1"}, "$3"}, - {{"a0"}, "$4"}, {{"a1"}, "$5"}, {{"a2"}, "$6"}, - {{"a3"}, "$7"}, {{"t0"}, "$8"}, {{"t1"}, "$9"}, - {{"t2"}, "$10"}, {{"t3"}, "$11"}, {{"t4"}, "$12"}, - {{"t5"}, "$13"}, {{"t6"}, "$14"}, {{"t7"}, "$15"}, - {{"s0"}, "$16"}, {{"s1"}, "$17"}, {{"s2"}, "$18"}, - {{"s3"}, "$19"}, {{"s4"}, "$20"}, {{"s5"}, "$21"}, - {{"s6"}, "$22"}, {{"s7"}, "$23"}, {{"t8"}, "$24"}, - {{"t9"}, "$25"}, {{"k0"}, "$26"}, {{"k1"}, "$27"}, - {{"gp"}, "$28"}, {{"sp", "$sp"}, "$29"}, {{"fp", "$fp"}, "$30"}, - {{"ra"}, "$31"}}; - static const TargetInfo::GCCRegAlias NewABIRegAliases[] = { - {{"at"}, "$1"}, {{"v0"}, "$2"}, {{"v1"}, "$3"}, - {{"a0"}, "$4"}, {{"a1"}, "$5"}, {{"a2"}, "$6"}, - {{"a3"}, "$7"}, {{"a4"}, "$8"}, {{"a5"}, "$9"}, - {{"a6"}, "$10"}, {{"a7"}, "$11"}, {{"t0"}, "$12"}, - {{"t1"}, "$13"}, {{"t2"}, "$14"}, {{"t3"}, "$15"}, - {{"s0"}, "$16"}, {{"s1"}, "$17"}, {{"s2"}, "$18"}, - {{"s3"}, "$19"}, {{"s4"}, "$20"}, {{"s5"}, "$21"}, - {{"s6"}, "$22"}, {{"s7"}, "$23"}, {{"t8"}, "$24"}, - {{"t9"}, "$25"}, {{"k0"}, "$26"}, {{"k1"}, "$27"}, - {{"gp"}, "$28"}, {{"sp", "$sp"}, "$29"}, {{"fp", "$fp"}, "$30"}, - {{"ra"}, "$31"}}; - if (ABI == "o32") - return llvm::makeArrayRef(O32RegAliases); - return llvm::makeArrayRef(NewABIRegAliases); - } - - bool hasInt128Type() const override { - return ABI == "n32" || ABI == "n64"; - } - - bool validateTarget(DiagnosticsEngine &Diags) const override { - // FIXME: It's valid to use O32 on a 64-bit CPU but the backend can't handle - // this yet. It's better to fail here than on the backend assertion. - if (processorSupportsGPR64() && ABI == "o32") { - Diags.Report(diag::err_target_unsupported_abi) << ABI << CPU; - return false; - } - - // 64-bit ABI's require 64-bit CPU's. - if (!processorSupportsGPR64() && (ABI == "n32" || ABI == "n64")) { - Diags.Report(diag::err_target_unsupported_abi) << ABI << CPU; - return false; - } - - // FIXME: It's valid to use O32 on a mips64/mips64el triple but the backend - // can't handle this yet. It's better to fail here than on the - // backend assertion. - if ((getTriple().getArch() == llvm::Triple::mips64 || - getTriple().getArch() == llvm::Triple::mips64el) && - ABI == "o32") { - Diags.Report(diag::err_target_unsupported_abi_for_triple) - << ABI << getTriple().str(); - return false; - } - - // FIXME: It's valid to use N32/N64 on a mips/mipsel triple but the backend - // can't handle this yet. It's better to fail here than on the - // backend assertion. - if ((getTriple().getArch() == llvm::Triple::mips || - getTriple().getArch() == llvm::Triple::mipsel) && - (ABI == "n32" || ABI == "n64")) { - Diags.Report(diag::err_target_unsupported_abi_for_triple) - << ABI << getTriple().str(); - return false; - } - - return true; - } -}; - -const Builtin::Info MipsTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsMips.def" -}; - -class PNaClTargetInfo : public TargetInfo { -public: - PNaClTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : TargetInfo(Triple) { - this->LongAlign = 32; - this->LongWidth = 32; - this->PointerAlign = 32; - this->PointerWidth = 32; - this->IntMaxType = TargetInfo::SignedLongLong; - this->Int64Type = TargetInfo::SignedLongLong; - this->DoubleAlign = 64; - this->LongDoubleWidth = 64; - this->LongDoubleAlign = 64; - this->SizeType = TargetInfo::UnsignedInt; - this->PtrDiffType = TargetInfo::SignedInt; - this->IntPtrType = TargetInfo::SignedInt; - this->RegParmMax = 0; // Disallow regparm - } - - void getArchDefines(const LangOptions &Opts, MacroBuilder &Builder) const { - Builder.defineMacro("__le32__"); - Builder.defineMacro("__pnacl__"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - getArchDefines(Opts, Builder); - } - bool hasFeature(StringRef Feature) const override { - return Feature == "pnacl"; - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::PNaClABIBuiltinVaList; - } - ArrayRef<const char *> getGCCRegNames() const override; - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override; - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - return false; - } - - const char *getClobbers() const override { - return ""; - } -}; - -ArrayRef<const char *> PNaClTargetInfo::getGCCRegNames() const { - return None; -} - -ArrayRef<TargetInfo::GCCRegAlias> PNaClTargetInfo::getGCCRegAliases() const { - return None; -} - -// We attempt to use PNaCl (le32) frontend and Mips32EL backend. -class NaClMips32TargetInfo : public MipsTargetInfo { -public: - NaClMips32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : MipsTargetInfo(Triple, Opts) {} - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::PNaClABIBuiltinVaList; - } -}; - -class Le64TargetInfo : public TargetInfo { - static const Builtin::Info BuiltinInfo[]; - -public: - Le64TargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - NoAsmVariants = true; - LongWidth = LongAlign = PointerWidth = PointerAlign = 64; - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - resetDataLayout("e-m:e-v128:32-v16:16-v32:32-v96:32-n8:16:32:64-S128"); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "unix", Opts); - defineCPUMacros(Builder, "le64", /*Tuning=*/false); - Builder.defineMacro("__ELF__"); - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::Le64::LastTSBuiltin - Builtin::FirstTSBuiltin); - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::PNaClABIBuiltinVaList; - } - const char *getClobbers() const override { return ""; } - ArrayRef<const char *> getGCCRegNames() const override { - return None; - } - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - return false; - } - - bool hasProtectedVisibility() const override { return false; } -}; - -class WebAssemblyTargetInfo : public TargetInfo { - static const Builtin::Info BuiltinInfo[]; - - enum SIMDEnum { - NoSIMD, - SIMD128, - } SIMDLevel; - -public: - explicit WebAssemblyTargetInfo(const llvm::Triple &T, const TargetOptions &) - : TargetInfo(T), SIMDLevel(NoSIMD) { - NoAsmVariants = true; - SuitableAlign = 128; - LargeArrayMinWidth = 128; - LargeArrayAlign = 128; - SimdDefaultAlign = 128; - SigAtomicType = SignedLong; - LongDoubleWidth = LongDoubleAlign = 128; - LongDoubleFormat = &llvm::APFloat::IEEEquad(); - SizeType = UnsignedInt; - PtrDiffType = SignedInt; - IntPtrType = SignedInt; - } - -protected: - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - defineCPUMacros(Builder, "wasm", /*Tuning=*/false); - if (SIMDLevel >= SIMD128) - Builder.defineMacro("__wasm_simd128__"); - } - -private: - bool - initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, - StringRef CPU, - const std::vector<std::string> &FeaturesVec) const override { - if (CPU == "bleeding-edge") - Features["simd128"] = true; - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec); - } - bool hasFeature(StringRef Feature) const final { - return llvm::StringSwitch<bool>(Feature) - .Case("simd128", SIMDLevel >= SIMD128) - .Default(false); - } - bool handleTargetFeatures(std::vector<std::string> &Features, - DiagnosticsEngine &Diags) final { - for (const auto &Feature : Features) { - if (Feature == "+simd128") { - SIMDLevel = std::max(SIMDLevel, SIMD128); - continue; - } - if (Feature == "-simd128") { - SIMDLevel = std::min(SIMDLevel, SIMDEnum(SIMD128 - 1)); - continue; - } - - Diags.Report(diag::err_opt_not_valid_with_opt) << Feature - << "-target-feature"; - return false; - } - return true; - } - bool isValidCPUName(StringRef Name) const final { - return llvm::StringSwitch<bool>(Name) - .Case("mvp", true) - .Case("bleeding-edge", true) - .Case("generic", true) - .Default(false); - } - bool setCPU(const std::string &Name) final { - return isValidCPUName(Name); - } - ArrayRef<Builtin::Info> getTargetBuiltins() const final { - return llvm::makeArrayRef(BuiltinInfo, - clang::WebAssembly::LastTSBuiltin - Builtin::FirstTSBuiltin); - } - BuiltinVaListKind getBuiltinVaListKind() const final { - return VoidPtrBuiltinVaList; - } - ArrayRef<const char *> getGCCRegNames() const final { - return None; - } - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const final { - return None; - } - bool - validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const final { - return false; - } - const char *getClobbers() const final { return ""; } - bool isCLZForZeroUndef() const final { return false; } - bool hasInt128Type() const final { return true; } - IntType getIntTypeByWidth(unsigned BitWidth, - bool IsSigned) const final { - // WebAssembly prefers long long for explicitly 64-bit integers. - return BitWidth == 64 ? (IsSigned ? SignedLongLong : UnsignedLongLong) - : TargetInfo::getIntTypeByWidth(BitWidth, IsSigned); - } - IntType getLeastIntTypeByWidth(unsigned BitWidth, - bool IsSigned) const final { - // WebAssembly uses long long for int_least64_t and int_fast64_t. - return BitWidth == 64 - ? (IsSigned ? SignedLongLong : UnsignedLongLong) - : TargetInfo::getLeastIntTypeByWidth(BitWidth, IsSigned); - } -}; - -const Builtin::Info WebAssemblyTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsWebAssembly.def" -}; - -class WebAssembly32TargetInfo : public WebAssemblyTargetInfo { -public: - explicit WebAssembly32TargetInfo(const llvm::Triple &T, - const TargetOptions &Opts) - : WebAssemblyTargetInfo(T, Opts) { - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - resetDataLayout("e-m:e-p:32:32-i64:64-n32:64-S128"); - } - -protected: - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WebAssemblyTargetInfo::getTargetDefines(Opts, Builder); - defineCPUMacros(Builder, "wasm32", /*Tuning=*/false); - } -}; - -class WebAssembly64TargetInfo : public WebAssemblyTargetInfo { -public: - explicit WebAssembly64TargetInfo(const llvm::Triple &T, - const TargetOptions &Opts) - : WebAssemblyTargetInfo(T, Opts) { - LongAlign = LongWidth = 64; - PointerAlign = PointerWidth = 64; - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; - SizeType = UnsignedLong; - PtrDiffType = SignedLong; - IntPtrType = SignedLong; - resetDataLayout("e-m:e-p:64:64-i64:64-n32:64-S128"); - } - -protected: - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - WebAssemblyTargetInfo::getTargetDefines(Opts, Builder); - defineCPUMacros(Builder, "wasm64", /*Tuning=*/false); - } -}; - -const Builtin::Info Le64TargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsLe64.def" -}; - -static const unsigned SPIRAddrSpaceMap[] = { - 0, // Default - 1, // opencl_global - 3, // opencl_local - 2, // opencl_constant - 4, // opencl_generic - 0, // cuda_device - 0, // cuda_constant - 0 // cuda_shared -}; -class SPIRTargetInfo : public TargetInfo { -public: - SPIRTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - assert(getTriple().getOS() == llvm::Triple::UnknownOS && - "SPIR target must use unknown OS"); - assert(getTriple().getEnvironment() == llvm::Triple::UnknownEnvironment && - "SPIR target must use unknown environment type"); - TLSSupported = false; - LongWidth = LongAlign = 64; - AddrSpaceMap = &SPIRAddrSpaceMap; - UseAddrSpaceMapMangling = true; - // Define available target features - // These must be defined in sorted order! - NoAsmVariants = true; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "SPIR", Opts); - } - bool hasFeature(StringRef Feature) const override { - return Feature == "spir"; - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; } - const char *getClobbers() const override { return ""; } - ArrayRef<const char *> getGCCRegNames() const override { return None; } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override { - return true; - } - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - - CallingConvCheckResult checkCallingConvention(CallingConv CC) const override { - return (CC == CC_SpirFunction || CC == CC_OpenCLKernel) ? CCCR_OK - : CCCR_Warning; - } - - CallingConv getDefaultCallingConv(CallingConvMethodType MT) const override { - return CC_SpirFunction; - } - - void setSupportedOpenCLOpts() override { - // Assume all OpenCL extensions and optional core features are supported - // for SPIR since it is a generic target. - getSupportedOpenCLOpts().supportAll(); - } -}; - -class SPIR32TargetInfo : public SPIRTargetInfo { -public: - SPIR32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : SPIRTargetInfo(Triple, Opts) { - PointerWidth = PointerAlign = 32; - SizeType = TargetInfo::UnsignedInt; - PtrDiffType = IntPtrType = TargetInfo::SignedInt; - resetDataLayout("e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-" - "v96:128-v192:256-v256:256-v512:512-v1024:1024"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "SPIR32", Opts); - } -}; - -class SPIR64TargetInfo : public SPIRTargetInfo { -public: - SPIR64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : SPIRTargetInfo(Triple, Opts) { - PointerWidth = PointerAlign = 64; - SizeType = TargetInfo::UnsignedLong; - PtrDiffType = IntPtrType = TargetInfo::SignedLong; - resetDataLayout("e-i64:64-v16:16-v24:32-v32:32-v48:64-" - "v96:128-v192:256-v256:256-v512:512-v1024:1024"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - DefineStd(Builder, "SPIR64", Opts); - } -}; - -class XCoreTargetInfo : public TargetInfo { - static const Builtin::Info BuiltinInfo[]; -public: - XCoreTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - NoAsmVariants = true; - LongLongAlign = 32; - SuitableAlign = 32; - DoubleAlign = LongDoubleAlign = 32; - SizeType = UnsignedInt; - PtrDiffType = SignedInt; - IntPtrType = SignedInt; - WCharType = UnsignedChar; - WIntType = UnsignedInt; - UseZeroLengthBitfieldAlignment = true; - resetDataLayout("e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:32" - "-f64:32-a:0:32-n32"); - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__XS1B__"); - } - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return llvm::makeArrayRef(BuiltinInfo, - clang::XCore::LastTSBuiltin-Builtin::FirstTSBuiltin); - } - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - const char *getClobbers() const override { - return ""; - } - ArrayRef<const char *> getGCCRegNames() const override { - static const char * const GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "cp", "dp", "sp", "lr" - }; - return llvm::makeArrayRef(GCCRegNames); - } - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - return false; - } - int getEHDataRegisterNumber(unsigned RegNo) const override { - // R0=ExceptionPointerRegister R1=ExceptionSelectorRegister - return (RegNo < 2)? RegNo : -1; - } - bool allowsLargerPreferedTypeAlignment() const override { - return false; - } -}; - -const Builtin::Info XCoreTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - { #ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr }, -#include "clang/Basic/BuiltinsXCore.def" -}; - -// x86_32 Android target -class AndroidX86_32TargetInfo : public LinuxTargetInfo<X86_32TargetInfo> { -public: - AndroidX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : LinuxTargetInfo<X86_32TargetInfo>(Triple, Opts) { - SuitableAlign = 32; - LongDoubleWidth = 64; - LongDoubleFormat = &llvm::APFloat::IEEEdouble(); - } -}; - -// x86_64 Android target -class AndroidX86_64TargetInfo : public LinuxTargetInfo<X86_64TargetInfo> { -public: - AndroidX86_64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) - : LinuxTargetInfo<X86_64TargetInfo>(Triple, Opts) { - LongDoubleFormat = &llvm::APFloat::IEEEquad(); - } - - bool useFloat128ManglingForLongDouble() const override { - return true; - } -}; - -// 32-bit RenderScript is armv7 with width and align of 'long' set to 8-bytes -class RenderScript32TargetInfo : public ARMleTargetInfo { -public: - RenderScript32TargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : ARMleTargetInfo(llvm::Triple("armv7", Triple.getVendorName(), - Triple.getOSName(), - Triple.getEnvironmentName()), - Opts) { - IsRenderScriptTarget = true; - LongWidth = LongAlign = 64; - } - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__RENDERSCRIPT__"); - ARMleTargetInfo::getTargetDefines(Opts, Builder); - } -}; - -// 64-bit RenderScript is aarch64 -class RenderScript64TargetInfo : public AArch64leTargetInfo { -public: - RenderScript64TargetInfo(const llvm::Triple &Triple, - const TargetOptions &Opts) - : AArch64leTargetInfo(llvm::Triple("aarch64", Triple.getVendorName(), - Triple.getOSName(), - Triple.getEnvironmentName()), - Opts) { - IsRenderScriptTarget = true; - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("__RENDERSCRIPT__"); - AArch64leTargetInfo::getTargetDefines(Opts, Builder); - } -}; - -/// Information about a specific microcontroller. -struct MCUInfo { - const char *Name; - const char *DefineName; -}; - -// This list should be kept up-to-date with AVRDevices.td in LLVM. -static ArrayRef<MCUInfo> AVRMcus = { - { "at90s1200", "__AVR_AT90S1200__" }, - { "attiny11", "__AVR_ATtiny11__" }, - { "attiny12", "__AVR_ATtiny12__" }, - { "attiny15", "__AVR_ATtiny15__" }, - { "attiny28", "__AVR_ATtiny28__" }, - { "at90s2313", "__AVR_AT90S2313__" }, - { "at90s2323", "__AVR_AT90S2323__" }, - { "at90s2333", "__AVR_AT90S2333__" }, - { "at90s2343", "__AVR_AT90S2343__" }, - { "attiny22", "__AVR_ATtiny22__" }, - { "attiny26", "__AVR_ATtiny26__" }, - { "at86rf401", "__AVR_AT86RF401__" }, - { "at90s4414", "__AVR_AT90S4414__" }, - { "at90s4433", "__AVR_AT90S4433__" }, - { "at90s4434", "__AVR_AT90S4434__" }, - { "at90s8515", "__AVR_AT90S8515__" }, - { "at90c8534", "__AVR_AT90c8534__" }, - { "at90s8535", "__AVR_AT90S8535__" }, - { "ata5272", "__AVR_ATA5272__" }, - { "attiny13", "__AVR_ATtiny13__" }, - { "attiny13a", "__AVR_ATtiny13A__" }, - { "attiny2313", "__AVR_ATtiny2313__" }, - { "attiny2313a", "__AVR_ATtiny2313A__" }, - { "attiny24", "__AVR_ATtiny24__" }, - { "attiny24a", "__AVR_ATtiny24A__" }, - { "attiny4313", "__AVR_ATtiny4313__" }, - { "attiny44", "__AVR_ATtiny44__" }, - { "attiny44a", "__AVR_ATtiny44A__" }, - { "attiny84", "__AVR_ATtiny84__" }, - { "attiny84a", "__AVR_ATtiny84A__" }, - { "attiny25", "__AVR_ATtiny25__" }, - { "attiny45", "__AVR_ATtiny45__" }, - { "attiny85", "__AVR_ATtiny85__" }, - { "attiny261", "__AVR_ATtiny261__" }, - { "attiny261a", "__AVR_ATtiny261A__" }, - { "attiny461", "__AVR_ATtiny461__" }, - { "attiny461a", "__AVR_ATtiny461A__" }, - { "attiny861", "__AVR_ATtiny861__" }, - { "attiny861a", "__AVR_ATtiny861A__" }, - { "attiny87", "__AVR_ATtiny87__" }, - { "attiny43u", "__AVR_ATtiny43U__" }, - { "attiny48", "__AVR_ATtiny48__" }, - { "attiny88", "__AVR_ATtiny88__" }, - { "attiny828", "__AVR_ATtiny828__" }, - { "at43usb355", "__AVR_AT43USB355__" }, - { "at76c711", "__AVR_AT76C711__" }, - { "atmega103", "__AVR_ATmega103__" }, - { "at43usb320", "__AVR_AT43USB320__" }, - { "attiny167", "__AVR_ATtiny167__" }, - { "at90usb82", "__AVR_AT90USB82__" }, - { "at90usb162", "__AVR_AT90USB162__" }, - { "ata5505", "__AVR_ATA5505__" }, - { "atmega8u2", "__AVR_ATmega8U2__" }, - { "atmega16u2", "__AVR_ATmega16U2__" }, - { "atmega32u2", "__AVR_ATmega32U2__" }, - { "attiny1634", "__AVR_ATtiny1634__" }, - { "atmega8", "__AVR_ATmega8__" }, - { "ata6289", "__AVR_ATA6289__" }, - { "atmega8a", "__AVR_ATmega8A__" }, - { "ata6285", "__AVR_ATA6285__" }, - { "ata6286", "__AVR_ATA6286__" }, - { "atmega48", "__AVR_ATmega48__" }, - { "atmega48a", "__AVR_ATmega48A__" }, - { "atmega48pa", "__AVR_ATmega48PA__" }, - { "atmega48p", "__AVR_ATmega48P__" }, - { "atmega88", "__AVR_ATmega88__" }, - { "atmega88a", "__AVR_ATmega88A__" }, - { "atmega88p", "__AVR_ATmega88P__" }, - { "atmega88pa", "__AVR_ATmega88PA__" }, - { "atmega8515", "__AVR_ATmega8515__" }, - { "atmega8535", "__AVR_ATmega8535__" }, - { "atmega8hva", "__AVR_ATmega8HVA__" }, - { "at90pwm1", "__AVR_AT90PWM1__" }, - { "at90pwm2", "__AVR_AT90PWM2__" }, - { "at90pwm2b", "__AVR_AT90PWM2B__" }, - { "at90pwm3", "__AVR_AT90PWM3__" }, - { "at90pwm3b", "__AVR_AT90PWM3B__" }, - { "at90pwm81", "__AVR_AT90PWM81__" }, - { "ata5790", "__AVR_ATA5790__" }, - { "ata5795", "__AVR_ATA5795__" }, - { "atmega16", "__AVR_ATmega16__" }, - { "atmega16a", "__AVR_ATmega16A__" }, - { "atmega161", "__AVR_ATmega161__" }, - { "atmega162", "__AVR_ATmega162__" }, - { "atmega163", "__AVR_ATmega163__" }, - { "atmega164a", "__AVR_ATmega164A__" }, - { "atmega164p", "__AVR_ATmega164P__" }, - { "atmega164pa", "__AVR_ATmega164PA__" }, - { "atmega165", "__AVR_ATmega165__" }, - { "atmega165a", "__AVR_ATmega165A__" }, - { "atmega165p", "__AVR_ATmega165P__" }, - { "atmega165pa", "__AVR_ATmega165PA__" }, - { "atmega168", "__AVR_ATmega168__" }, - { "atmega168a", "__AVR_ATmega168A__" }, - { "atmega168p", "__AVR_ATmega168P__" }, - { "atmega168pa", "__AVR_ATmega168PA__" }, - { "atmega169", "__AVR_ATmega169__" }, - { "atmega169a", "__AVR_ATmega169A__" }, - { "atmega169p", "__AVR_ATmega169P__" }, - { "atmega169pa", "__AVR_ATmega169PA__" }, - { "atmega32", "__AVR_ATmega32__" }, - { "atmega32a", "__AVR_ATmega32A__" }, - { "atmega323", "__AVR_ATmega323__" }, - { "atmega324a", "__AVR_ATmega324A__" }, - { "atmega324p", "__AVR_ATmega324P__" }, - { "atmega324pa", "__AVR_ATmega324PA__" }, - { "atmega325", "__AVR_ATmega325__" }, - { "atmega325a", "__AVR_ATmega325A__" }, - { "atmega325p", "__AVR_ATmega325P__" }, - { "atmega325pa", "__AVR_ATmega325PA__" }, - { "atmega3250", "__AVR_ATmega3250__" }, - { "atmega3250a", "__AVR_ATmega3250A__" }, - { "atmega3250p", "__AVR_ATmega3250P__" }, - { "atmega3250pa", "__AVR_ATmega3250PA__" }, - { "atmega328", "__AVR_ATmega328__" }, - { "atmega328p", "__AVR_ATmega328P__" }, - { "atmega329", "__AVR_ATmega329__" }, - { "atmega329a", "__AVR_ATmega329A__" }, - { "atmega329p", "__AVR_ATmega329P__" }, - { "atmega329pa", "__AVR_ATmega329PA__" }, - { "atmega3290", "__AVR_ATmega3290__" }, - { "atmega3290a", "__AVR_ATmega3290A__" }, - { "atmega3290p", "__AVR_ATmega3290P__" }, - { "atmega3290pa", "__AVR_ATmega3290PA__" }, - { "atmega406", "__AVR_ATmega406__" }, - { "atmega64", "__AVR_ATmega64__" }, - { "atmega64a", "__AVR_ATmega64A__" }, - { "atmega640", "__AVR_ATmega640__" }, - { "atmega644", "__AVR_ATmega644__" }, - { "atmega644a", "__AVR_ATmega644A__" }, - { "atmega644p", "__AVR_ATmega644P__" }, - { "atmega644pa", "__AVR_ATmega644PA__" }, - { "atmega645", "__AVR_ATmega645__" }, - { "atmega645a", "__AVR_ATmega645A__" }, - { "atmega645p", "__AVR_ATmega645P__" }, - { "atmega649", "__AVR_ATmega649__" }, - { "atmega649a", "__AVR_ATmega649A__" }, - { "atmega649p", "__AVR_ATmega649P__" }, - { "atmega6450", "__AVR_ATmega6450__" }, - { "atmega6450a", "__AVR_ATmega6450A__" }, - { "atmega6450p", "__AVR_ATmega6450P__" }, - { "atmega6490", "__AVR_ATmega6490__" }, - { "atmega6490a", "__AVR_ATmega6490A__" }, - { "atmega6490p", "__AVR_ATmega6490P__" }, - { "atmega64rfr2", "__AVR_ATmega64RFR2__" }, - { "atmega644rfr2", "__AVR_ATmega644RFR2__" }, - { "atmega16hva", "__AVR_ATmega16HVA__" }, - { "atmega16hva2", "__AVR_ATmega16HVA2__" }, - { "atmega16hvb", "__AVR_ATmega16HVB__" }, - { "atmega16hvbrevb", "__AVR_ATmega16HVBREVB__" }, - { "atmega32hvb", "__AVR_ATmega32HVB__" }, - { "atmega32hvbrevb", "__AVR_ATmega32HVBREVB__" }, - { "atmega64hve", "__AVR_ATmega64HVE__" }, - { "at90can32", "__AVR_AT90CAN32__" }, - { "at90can64", "__AVR_AT90CAN64__" }, - { "at90pwm161", "__AVR_AT90PWM161__" }, - { "at90pwm216", "__AVR_AT90PWM216__" }, - { "at90pwm316", "__AVR_AT90PWM316__" }, - { "atmega32c1", "__AVR_ATmega32C1__" }, - { "atmega64c1", "__AVR_ATmega64C1__" }, - { "atmega16m1", "__AVR_ATmega16M1__" }, - { "atmega32m1", "__AVR_ATmega32M1__" }, - { "atmega64m1", "__AVR_ATmega64M1__" }, - { "atmega16u4", "__AVR_ATmega16U4__" }, - { "atmega32u4", "__AVR_ATmega32U4__" }, - { "atmega32u6", "__AVR_ATmega32U6__" }, - { "at90usb646", "__AVR_AT90USB646__" }, - { "at90usb647", "__AVR_AT90USB647__" }, - { "at90scr100", "__AVR_AT90SCR100__" }, - { "at94k", "__AVR_AT94K__" }, - { "m3000", "__AVR_AT000__" }, - { "atmega128", "__AVR_ATmega128__" }, - { "atmega128a", "__AVR_ATmega128A__" }, - { "atmega1280", "__AVR_ATmega1280__" }, - { "atmega1281", "__AVR_ATmega1281__" }, - { "atmega1284", "__AVR_ATmega1284__" }, - { "atmega1284p", "__AVR_ATmega1284P__" }, - { "atmega128rfa1", "__AVR_ATmega128RFA1__" }, - { "atmega128rfr2", "__AVR_ATmega128RFR2__" }, - { "atmega1284rfr2", "__AVR_ATmega1284RFR2__" }, - { "at90can128", "__AVR_AT90CAN128__" }, - { "at90usb1286", "__AVR_AT90USB1286__" }, - { "at90usb1287", "__AVR_AT90USB1287__" }, - { "atmega2560", "__AVR_ATmega2560__" }, - { "atmega2561", "__AVR_ATmega2561__" }, - { "atmega256rfr2", "__AVR_ATmega256RFR2__" }, - { "atmega2564rfr2", "__AVR_ATmega2564RFR2__" }, - { "atxmega16a4", "__AVR_ATxmega16A4__" }, - { "atxmega16a4u", "__AVR_ATxmega16a4U__" }, - { "atxmega16c4", "__AVR_ATxmega16C4__" }, - { "atxmega16d4", "__AVR_ATxmega16D4__" }, - { "atxmega32a4", "__AVR_ATxmega32A4__" }, - { "atxmega32a4u", "__AVR_ATxmega32A4U__" }, - { "atxmega32c4", "__AVR_ATxmega32C4__" }, - { "atxmega32d4", "__AVR_ATxmega32D4__" }, - { "atxmega32e5", "__AVR_ATxmega32E5__" }, - { "atxmega16e5", "__AVR_ATxmega16E5__" }, - { "atxmega8e5", "__AVR_ATxmega8E5__" }, - { "atxmega32x1", "__AVR_ATxmega32X1__" }, - { "atxmega64a3", "__AVR_ATxmega64A3__" }, - { "atxmega64a3u", "__AVR_ATxmega64A3U__" }, - { "atxmega64a4u", "__AVR_ATxmega64A4U__" }, - { "atxmega64b1", "__AVR_ATxmega64B1__" }, - { "atxmega64b3", "__AVR_ATxmega64B3__" }, - { "atxmega64c3", "__AVR_ATxmega64C3__" }, - { "atxmega64d3", "__AVR_ATxmega64D3__" }, - { "atxmega64d4", "__AVR_ATxmega64D4__" }, - { "atxmega64a1", "__AVR_ATxmega64A1__" }, - { "atxmega64a1u", "__AVR_ATxmega64A1U__" }, - { "atxmega128a3", "__AVR_ATxmega128A3__" }, - { "atxmega128a3u", "__AVR_ATxmega128A3U__" }, - { "atxmega128b1", "__AVR_ATxmega128B1__" }, - { "atxmega128b3", "__AVR_ATxmega128B3__" }, - { "atxmega128c3", "__AVR_ATxmega128C3__" }, - { "atxmega128d3", "__AVR_ATxmega128D3__" }, - { "atxmega128d4", "__AVR_ATxmega128D4__" }, - { "atxmega192a3", "__AVR_ATxmega192A3__" }, - { "atxmega192a3u", "__AVR_ATxmega192A3U__" }, - { "atxmega192c3", "__AVR_ATxmega192C3__" }, - { "atxmega192d3", "__AVR_ATxmega192D3__" }, - { "atxmega256a3", "__AVR_ATxmega256A3__" }, - { "atxmega256a3u", "__AVR_ATxmega256A3U__" }, - { "atxmega256a3b", "__AVR_ATxmega256A3B__" }, - { "atxmega256a3bu", "__AVR_ATxmega256A3BU__" }, - { "atxmega256c3", "__AVR_ATxmega256C3__" }, - { "atxmega256d3", "__AVR_ATxmega256D3__" }, - { "atxmega384c3", "__AVR_ATxmega384C3__" }, - { "atxmega384d3", "__AVR_ATxmega384D3__" }, - { "atxmega128a1", "__AVR_ATxmega128A1__" }, - { "atxmega128a1u", "__AVR_ATxmega128A1U__" }, - { "atxmega128a4u", "__AVR_ATxmega128a4U__" }, - { "attiny4", "__AVR_ATtiny4__" }, - { "attiny5", "__AVR_ATtiny5__" }, - { "attiny9", "__AVR_ATtiny9__" }, - { "attiny10", "__AVR_ATtiny10__" }, - { "attiny20", "__AVR_ATtiny20__" }, - { "attiny40", "__AVR_ATtiny40__" }, - { "attiny102", "__AVR_ATtiny102__" }, - { "attiny104", "__AVR_ATtiny104__" }, -}; - -// AVR Target -class AVRTargetInfo : public TargetInfo { -public: - AVRTargetInfo(const llvm::Triple &Triple, const TargetOptions &) - : TargetInfo(Triple) { - TLSSupported = false; - PointerWidth = 16; - PointerAlign = 8; - IntWidth = 16; - IntAlign = 8; - LongWidth = 32; - LongAlign = 8; - LongLongWidth = 64; - LongLongAlign = 8; - SuitableAlign = 8; - DefaultAlignForAttributeAligned = 8; - HalfWidth = 16; - HalfAlign = 8; - FloatWidth = 32; - FloatAlign = 8; - DoubleWidth = 32; - DoubleAlign = 8; - DoubleFormat = &llvm::APFloat::IEEEsingle(); - LongDoubleWidth = 32; - LongDoubleAlign = 8; - LongDoubleFormat = &llvm::APFloat::IEEEsingle(); - SizeType = UnsignedInt; - PtrDiffType = SignedInt; - IntPtrType = SignedInt; - Char16Type = UnsignedInt; - WCharType = SignedInt; - WIntType = SignedInt; - Char32Type = UnsignedLong; - SigAtomicType = SignedChar; - resetDataLayout("e-p:16:16:16-i8:8:8-i16:16:16-i32:32:32-i64:64:64" - "-f32:32:32-f64:64:64-n8"); - } - - void getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const override { - Builder.defineMacro("AVR"); - Builder.defineMacro("__AVR"); - Builder.defineMacro("__AVR__"); - - if (!this->CPU.empty()) { - auto It = std::find_if(AVRMcus.begin(), AVRMcus.end(), - [&](const MCUInfo &Info) { return Info.Name == this->CPU; }); - - if (It != AVRMcus.end()) - Builder.defineMacro(It->DefineName); - } - } - - ArrayRef<Builtin::Info> getTargetBuiltins() const override { - return None; - } - - BuiltinVaListKind getBuiltinVaListKind() const override { - return TargetInfo::VoidPtrBuiltinVaList; - } - - const char *getClobbers() const override { - return ""; - } - - ArrayRef<const char *> getGCCRegNames() const override { - static const char * const GCCRegNames[] = { - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", - "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", - "r24", "r25", "X", "Y", "Z", "SP" - }; - return llvm::makeArrayRef(GCCRegNames); - } - - ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override { - return None; - } - - ArrayRef<TargetInfo::AddlRegName> getGCCAddlRegNames() const override { - static const TargetInfo::AddlRegName AddlRegNames[] = { - { { "r26", "r27"}, 26 }, - { { "r28", "r29"}, 27 }, - { { "r30", "r31"}, 28 }, - { { "SPL", "SPH"}, 29 }, - }; - return llvm::makeArrayRef(AddlRegNames); - } - - bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &Info) const override { - // There aren't any multi-character AVR specific constraints. - if (StringRef(Name).size() > 1) return false; - - switch (*Name) { - default: return false; - case 'a': // Simple upper registers - case 'b': // Base pointer registers pairs - case 'd': // Upper register - case 'l': // Lower registers - case 'e': // Pointer register pairs - case 'q': // Stack pointer register - case 'r': // Any register - case 'w': // Special upper register pairs - case 't': // Temporary register - case 'x': case 'X': // Pointer register pair X - case 'y': case 'Y': // Pointer register pair Y - case 'z': case 'Z': // Pointer register pair Z - Info.setAllowsRegister(); - return true; - case 'I': // 6-bit positive integer constant - Info.setRequiresImmediate(0, 63); - return true; - case 'J': // 6-bit negative integer constant - Info.setRequiresImmediate(-63, 0); - return true; - case 'K': // Integer constant (Range: 2) - Info.setRequiresImmediate(2); - return true; - case 'L': // Integer constant (Range: 0) - Info.setRequiresImmediate(0); - return true; - case 'M': // 8-bit integer constant - Info.setRequiresImmediate(0, 0xff); - return true; - case 'N': // Integer constant (Range: -1) - Info.setRequiresImmediate(-1); - return true; - case 'O': // Integer constant (Range: 8, 16, 24) - Info.setRequiresImmediate({8, 16, 24}); - return true; - case 'P': // Integer constant (Range: 1) - Info.setRequiresImmediate(1); - return true; - case 'R': // Integer constant (Range: -6 to 5) - Info.setRequiresImmediate(-6, 5); - return true; - case 'G': // Floating point constant - case 'Q': // A memory address based on Y or Z pointer with displacement. - return true; - } - - return false; - } - - IntType getIntTypeByWidth(unsigned BitWidth, - bool IsSigned) const final { - // AVR prefers int for 16-bit integers. - return BitWidth == 16 ? (IsSigned ? SignedInt : UnsignedInt) - : TargetInfo::getIntTypeByWidth(BitWidth, IsSigned); - } - - IntType getLeastIntTypeByWidth(unsigned BitWidth, - bool IsSigned) const final { - // AVR uses int for int_least16_t and int_fast16_t. - return BitWidth == 16 - ? (IsSigned ? SignedInt : UnsignedInt) - : TargetInfo::getLeastIntTypeByWidth(BitWidth, IsSigned); - } - - bool isValidCPUName(StringRef Name) const override { - bool IsFamily = llvm::StringSwitch<bool>(Name) - .Case("avr1", true) - .Case("avr2", true) - .Case("avr25", true) - .Case("avr3", true) - .Case("avr31", true) - .Case("avr35", true) - .Case("avr4", true) - .Case("avr5", true) - .Case("avr51", true) - .Case("avr6", true) - .Case("avrxmega1", true) - .Case("avrxmega2", true) - .Case("avrxmega3", true) - .Case("avrxmega4", true) - .Case("avrxmega5", true) - .Case("avrxmega6", true) - .Case("avrxmega7", true) - .Case("avrtiny", true) - .Default(false); - - bool IsMCU = std::find_if(AVRMcus.begin(), AVRMcus.end(), - [&](const MCUInfo &Info) { return Info.Name == Name; }) != AVRMcus.end(); - return IsFamily || IsMCU; - } - - bool setCPU(const std::string &Name) override { - bool isValid = isValidCPUName(Name); - if (isValid) - CPU = Name; - return isValid; - } - -protected: - std::string CPU; -}; - -} // end anonymous namespace - //===----------------------------------------------------------------------===// // Driver code //===----------------------------------------------------------------------===// -static TargetInfo *AllocateTarget(const llvm::Triple &Triple, - const TargetOptions &Opts) { +TargetInfo *AllocateTarget(const llvm::Triple &Triple, + const TargetOptions &Opts) { llvm::Triple::OSType os = Triple.getOS(); switch (Triple.getArch()) { @@ -10110,7 +544,10 @@ static TargetInfo *AllocateTarget(const llvm::Triple &Triple, return new LinuxTargetInfo<RenderScript64TargetInfo>(Triple, Opts); } } +} // namespace targets +} // namespace clang +using namespace clang::targets; /// CreateTargetInfo - Return the target info object for the specified target /// options. TargetInfo * @@ -10149,7 +586,7 @@ TargetInfo::CreateTargetInfo(DiagnosticsEngine &Diags, llvm::StringMap<bool> Features; if (!Target->initFeatureMap(Features, Diags, Opts->CPU, Opts->FeaturesAsWritten)) - return nullptr; + return nullptr; // Add the features to the compile options. Opts->Features.clear(); |