1 files changed, 149 insertions, 0 deletions
diff --git a/lib/Driver/ToolChains/XCore.cpp b/lib/Driver/ToolChains/XCore.cpp
new file mode 100644
index 0000000000..cc9ee119d0
--- /dev/null
+++ b/lib/Driver/ToolChains/XCore.cpp
@@ -0,0 +1,149 @@
+//===--- XCore.cpp - XCore ToolChain Implementations ------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "XCore.h"
+#include "CommonArgs.h"
+#include "clang/Driver/Compilation.h"
+#include "clang/Driver/Driver.h"
+#include "clang/Driver/Options.h"
+#include "llvm/Option/ArgList.h"
+#include <cstdlib> // ::getenv
+
+using namespace clang::driver;
+using namespace clang::driver::toolchains;;
+using namespace clang;
+using namespace llvm::opt;
+
+/// XCore Tools
+// We pass assemble and link construction to the xcc tool.
+
+void tools::XCore::Assembler::ConstructJob(Compilation &C, const JobAction &JA,
+                                           const InputInfo &Output,
+                                           const InputInfoList &Inputs,
+                                           const ArgList &Args,
+                                           const char *LinkingOutput) const {
+  claimNoWarnArgs(Args);
+  ArgStringList CmdArgs;
+
+  CmdArgs.push_back("-o");
+  CmdArgs.push_back(Output.getFilename());
+
+  CmdArgs.push_back("-c");
+
+  if (Args.hasArg(options::OPT_v))
+    CmdArgs.push_back("-v");
+
+  if (Arg *A = Args.getLastArg(options::OPT_g_Group))
+    if (!A->getOption().matches(options::OPT_g0))
+      CmdArgs.push_back("-g");
+
+  if (Args.hasFlag(options::OPT_fverbose_asm, options::OPT_fno_verbose_asm,
+                   false))
+    CmdArgs.push_back("-fverbose-asm");
+
+  Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
+
+  for (const auto &II : Inputs)
+    CmdArgs.push_back(II.getFilename());
+
+  const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc"));
+  C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
+}
+
+void tools::XCore::Linker::ConstructJob(Compilation &C, const JobAction &JA,
+                                        const InputInfo &Output,
+                                        const InputInfoList &Inputs,
+                                        const ArgList &Args,
+                                        const char *LinkingOutput) const {
+  ArgStringList CmdArgs;
+
+  if (Output.isFilename()) {
+    CmdArgs.push_back("-o");
+    CmdArgs.push_back(Output.getFilename());
+  } else {
+    assert(Output.isNothing() && "Invalid output.");
+  }
+
+  if (Args.hasArg(options::OPT_v))
+    CmdArgs.push_back("-v");
+
+  // Pass -fexceptions through to the linker if it was present.
+  if (Args.hasFlag(options::OPT_fexceptions, options::OPT_fno_exceptions,
+                   false))
+    CmdArgs.push_back("-fexceptions");
+
+  AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
+
+  const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("xcc"));
+  C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
+}
+
+/// XCore tool chain
+XCoreToolChain::XCoreToolChain(const Driver &D, const llvm::Triple &Triple,
+                               const ArgList &Args)
+    : ToolChain(D, Triple, Args) {
+  // ProgramPaths are found via 'PATH' environment variable.
+}
+
+Tool *XCoreToolChain::buildAssembler() const {
+  return new tools::XCore::Assembler(*this);
+}
+
+Tool *XCoreToolChain::buildLinker() const {
+  return new tools::XCore::Linker(*this);
+}
+
+bool XCoreToolChain::isPICDefault() const { return false; }
+
+bool XCoreToolChain::isPIEDefault() const { return false; }
+
+bool XCoreToolChain::isPICDefaultForced() const { return false; }
+
+bool XCoreToolChain::SupportsProfiling() const { return false; }
+
+bool XCoreToolChain::hasBlocksRuntime() const { return false; }
+
+void XCoreToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
+                                               ArgStringList &CC1Args) const {
+  if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) ||
+      DriverArgs.hasArg(options::OPT_nostdlibinc))
+    return;
+  if (const char *cl_include_dir = getenv("XCC_C_INCLUDE_PATH")) {
+    SmallVector<StringRef, 4> Dirs;
+    const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
+    StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
+    ArrayRef<StringRef> DirVec(Dirs);
+    addSystemIncludes(DriverArgs, CC1Args, DirVec);
+  }
+}
+
+void XCoreToolChain::addClangTargetOptions(const ArgList &DriverArgs,
+                                           ArgStringList &CC1Args) const {
+  CC1Args.push_back("-nostdsysteminc");
+}
+
+void XCoreToolChain::AddClangCXXStdlibIncludeArgs(
+    const ArgList &DriverArgs, ArgStringList &CC1Args) const {
+  if (DriverArgs.hasArg(clang::driver::options::OPT_nostdinc) ||
+      DriverArgs.hasArg(options::OPT_nostdlibinc) ||
+      DriverArgs.hasArg(options::OPT_nostdincxx))
+    return;
+  if (const char *cl_include_dir = getenv("XCC_CPLUS_INCLUDE_PATH")) {
+    SmallVector<StringRef, 4> Dirs;
+    const char EnvPathSeparatorStr[] = {llvm::sys::EnvPathSeparator, '\0'};
+    StringRef(cl_include_dir).split(Dirs, StringRef(EnvPathSeparatorStr));
+    ArrayRef<StringRef> DirVec(Dirs);
+    addSystemIncludes(DriverArgs, CC1Args, DirVec);
+  }
+}
+
+void XCoreToolChain::AddCXXStdlibLibArgs(const ArgList &Args,
+                                         ArgStringList &CmdArgs) const {
+  // We don't output any lib args. This is handled by xcc.
+}