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-rw-r--r--include/clang/Basic/TargetOptions.h6
-rw-r--r--lib/Basic/Targets/X86.cpp5
-rw-r--r--lib/Frontend/CompilerInvocation.cpp3
-rw-r--r--test/Preprocessor/init.c40
4 files changed, 35 insertions, 19 deletions
diff --git a/include/clang/Basic/TargetOptions.h b/include/clang/Basic/TargetOptions.h
index 31a6742879..7559e3169e 100644
--- a/include/clang/Basic/TargetOptions.h
+++ b/include/clang/Basic/TargetOptions.h
@@ -67,6 +67,12 @@ public:
/// \brief If enabled, use 32-bit pointers for accessing const/local/shared
/// address space.
bool NVPTXUseShortPointers = false;
+
+ // The code model to be used as specified by the user. Corresponds to
+ // CodeModel::Model enum defined in include/llvm/Support/CodeGen.h, plus
+ // "default" for the case when the user has not explicitly specified a
+ // code model.
+ std::string CodeModel;
};
} // end namespace clang
diff --git a/lib/Basic/Targets/X86.cpp b/lib/Basic/Targets/X86.cpp
index 94d1112401..b986ea35a2 100644
--- a/lib/Basic/Targets/X86.cpp
+++ b/lib/Basic/Targets/X86.cpp
@@ -860,6 +860,11 @@ bool X86TargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
/// definitions for this particular subtarget.
void X86TargetInfo::getTargetDefines(const LangOptions &Opts,
MacroBuilder &Builder) const {
+ std::string CodeModel = getTargetOpts().CodeModel;
+ if (CodeModel == "default")
+ CodeModel = "small";
+ Builder.defineMacro("__code_model_" + CodeModel + "_");
+
// Target identification.
if (getTriple().getArch() == llvm::Triple::x86_64) {
Builder.defineMacro("__amd64__");
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 35eb55dabe..851fd49ce6 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -669,7 +669,7 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.RegisterGlobalDtorsWithAtExit =
Args.hasArg(OPT_fregister_global_dtors_with_atexit);
Opts.CXXCtorDtorAliases = Args.hasArg(OPT_mconstructor_aliases);
- Opts.CodeModel = getCodeModel(Args, Diags);
+ Opts.CodeModel = TargetOpts.CodeModel;
Opts.DebugPass = Args.getLastArgValue(OPT_mdebug_pass);
Opts.DisableFPElim =
(Args.hasArg(OPT_mdisable_fp_elim) || Args.hasArg(OPT_pg));
@@ -2975,6 +2975,7 @@ static void ParsePreprocessorOutputArgs(PreprocessorOutputOptions &Opts,
static void ParseTargetArgs(TargetOptions &Opts, ArgList &Args,
DiagnosticsEngine &Diags) {
+ Opts.CodeModel = getCodeModel(Args, Diags);
Opts.ABI = Args.getLastArgValue(OPT_target_abi);
if (Arg *A = Args.getLastArg(OPT_meabi)) {
StringRef Value = A->getValue();
diff --git a/test/Preprocessor/init.c b/test/Preprocessor/init.c
index 5a93f3b1fa..fe53e815a3 100644
--- a/test/Preprocessor/init.c
+++ b/test/Preprocessor/init.c
@@ -47,21 +47,21 @@
// CXX11:#define __cplusplus 201103L
// CXX11:#define __private_extern__ extern
//
-//
+//
// RUN: %clang_cc1 -x c++ -std=c++98 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix CXX98 %s
-//
+//
// CXX98:#define __GNUG__ {{.*}}
// CXX98:#define __GXX_RTTI 1
// CXX98:#define __GXX_WEAK__ 1
// CXX98:#define __cplusplus 199711L
// CXX98:#define __private_extern__ extern
//
-//
+//
// RUN: %clang_cc1 -fdeprecated-macro -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix DEPRECATED %s
//
// DEPRECATED:#define __DEPRECATED 1
//
-//
+//
// RUN: %clang_cc1 -std=c99 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix C99 %s
//
// C99:#define __STDC_VERSION__ 199901L
@@ -71,7 +71,7 @@
// C99-NOT: __GXX_WEAK__
// C99-NOT: __cplusplus
//
-//
+//
// RUN: %clang_cc1 -std=c11 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix C11 %s
// RUN: %clang_cc1 -std=c1x -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix C11 %s
// RUN: %clang_cc1 -std=iso9899:2011 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix C11 %s
@@ -86,7 +86,7 @@
// C11-NOT: __GXX_WEAK__
// C11-NOT: __cplusplus
//
-//
+//
// RUN: %clang_cc1 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix COMMON %s
//
// COMMON:#define __CONSTANT_CFSTRINGS__ 1
@@ -113,7 +113,7 @@
// RUN: %clang_cc1 -E -dM -triple=x86_64-pc-linux-gnu < /dev/null | FileCheck -match-full-lines -check-prefix C-DEFAULT %s
// RUN: %clang_cc1 -E -dM -triple=x86_64-apple-darwin < /dev/null | FileCheck -match-full-lines -check-prefix C-DEFAULT %s
// RUN: %clang_cc1 -E -dM -triple=armv7a-apple-darwin < /dev/null | FileCheck -match-full-lines -check-prefix C-DEFAULT %s
-//
+//
// C-DEFAULT:#define __STDC_VERSION__ 201112L
//
// RUN: %clang_cc1 -ffreestanding -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix FREESTANDING %s
@@ -158,12 +158,12 @@
// GXX98:#define __cplusplus 199711L
// GXX98:#define __private_extern__ extern
//
-//
+//
// RUN: %clang_cc1 -std=iso9899:199409 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix C94 %s
//
// C94:#define __STDC_VERSION__ 199409L
//
-//
+//
// RUN: %clang_cc1 -fms-extensions -triple i686-pc-win32 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix MSEXT %s
//
// MSEXT-NOT:#define __STDC__
@@ -185,7 +185,7 @@
// MSEXT-CXX-NOWCHAR-NOT:#define _WCHAR_T_DEFINED 1
// MSEXT-CXX-NOWCHAR:#define __BOOL_DEFINED 1
//
-//
+//
// RUN: %clang_cc1 -x objective-c -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix OBJC %s
//
// OBJC:#define OBJC_NEW_PROPERTIES 1
@@ -197,7 +197,7 @@
//
// OBJCGC:#define __OBJC_GC__ 1
//
-//
+//
// RUN: %clang_cc1 -x objective-c -fobjc-exceptions -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix NONFRAGILE %s
//
// NONFRAGILE:#define OBJC_ZEROCOST_EXCEPTIONS 1
@@ -246,9 +246,9 @@
//
// PASCAL:#define __PASCAL_STRINGS__ 1
//
-//
+//
// RUN: %clang_cc1 -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix SCHAR %s
-//
+//
// SCHAR:#define __STDC__ 1
// SCHAR-NOT:#define __UNSIGNED_CHAR__
// SCHAR:#define __clang__ 1
@@ -7978,6 +7978,7 @@
// X86_64:#define __WINT_WIDTH__ 32
// X86_64:#define __amd64 1
// X86_64:#define __amd64__ 1
+// X86_64:#define __code_model_small_ 1
// X86_64:#define __x86_64 1
// X86_64:#define __x86_64__ 1
//
@@ -7987,7 +7988,10 @@
// X86_64H:#define __x86_64__ 1
// X86_64H:#define __x86_64h 1
// X86_64H:#define __x86_64h__ 1
-
+//
+// RUN: %clang -xc - -E -dM -mcmodel=medium --target=i386-unknown-linux < /dev/null | FileCheck -match-full-lines -check-prefix X86_MEDIUM %s
+// X86_MEDIUM:#define __code_model_medium_ 1
+//
// RUN: %clang_cc1 -E -dM -ffreestanding -triple=x86_64-none-none-gnux32 < /dev/null | FileCheck -match-full-lines -check-prefix X32 %s
// RUN: %clang_cc1 -x c++ -E -dM -ffreestanding -triple=x86_64-none-none-gnux32 < /dev/null | FileCheck -match-full-lines -check-prefix X32 -check-prefix X32-CXX %s
//
@@ -9830,7 +9834,7 @@
// AVR:#define __GCC_ATOMIC_TEST_AND_SET_TRUEVAL 1
// AVR:#define __GCC_ATOMIC_WCHAR_T_LOCK_FREE 1
// AVR:#define __GXX_ABI_VERSION 1002
-// AVR:#define __INT16_C_SUFFIX__
+// AVR:#define __INT16_C_SUFFIX__
// AVR:#define __INT16_MAX__ 32767
// AVR:#define __INT16_TYPE__ short
// AVR:#define __INT32_C_SUFFIX__ L
@@ -9839,7 +9843,7 @@
// AVR:#define __INT64_C_SUFFIX__ LL
// AVR:#define __INT64_MAX__ 9223372036854775807LL
// AVR:#define __INT64_TYPE__ long long int
-// AVR:#define __INT8_C_SUFFIX__
+// AVR:#define __INT8_C_SUFFIX__
// AVR:#define __INT8_MAX__ 127
// AVR:#define __INT8_TYPE__ signed char
// AVR:#define __INTMAX_C_SUFFIX__ LL
@@ -9914,7 +9918,7 @@
// AVR:#define __UINT64_C_SUFFIX__ ULL
// AVR:#define __UINT64_MAX__ 18446744073709551615ULL
// AVR:#define __UINT64_TYPE__ long long unsigned int
-// AVR:#define __UINT8_C_SUFFIX__
+// AVR:#define __UINT8_C_SUFFIX__
// AVR:#define __UINT8_MAX__ 255
// AVR:#define __UINT8_TYPE__ unsigned char
// AVR:#define __UINTMAX_C_SUFFIX__ ULL
@@ -9938,7 +9942,7 @@
// AVR:#define __UINT_LEAST64_TYPE__ long long unsigned int
// AVR:#define __UINT_LEAST8_MAX__ 255
// AVR:#define __UINT_LEAST8_TYPE__ unsigned char
-// AVR:#define __USER_LABEL_PREFIX__
+// AVR:#define __USER_LABEL_PREFIX__
// AVR:#define __WCHAR_MAX__ 32767
// AVR:#define __WCHAR_TYPE__ int
// AVR:#define __WINT_TYPE__ int