Add in some more MIPS command line options.

Patch by Oleksandr Tymoshenko!

llvm-svn: 97544

1 files changed, 29 insertions, 1 deletions

diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index e11e5c08dc0..b8fe53599b5 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -1924,13 +1924,39 @@ namespace {
 
 namespace {
 class MipsTargetInfo : public TargetInfo {
+  std::string ABI, CPU;
   static const TargetInfo::GCCRegAlias GCCRegAliases[];
   static const char * const GCCRegNames[];
 public:
-  MipsTargetInfo(const std::string& triple) : TargetInfo(triple) {
+  MipsTargetInfo(const std::string& triple) : TargetInfo(triple), ABI("o32") {
     DescriptionString = "E-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-"
                         "i64:32:64-f32:32:32-f64:64:64-v64:64:64-n32";
   }
+  virtual const char *getABI() const { return ABI.c_str(); }
+  virtual bool setABI(const std::string &Name) {
+
+    if ((Name == "o32") || (Name == "eabi")) {
+      ABI = Name;
+      return true;
+    } else
+      return false;
+  }
+  virtual bool setCPU(const std::string &Name) {
+    CPU = Name;
+    return true;
+  }
+  void getDefaultFeatures(const std::string &CPU,
+                          llvm::StringMap<bool> &Features) const {
+    Features[ABI] = true;
+    Features[CPU] = true;
+  }
+  virtual void getArchDefines(const LangOptions &Opts,
+                                MacroBuilder &Builder) const {
+    if (ABI == "o32")
+      Builder.defineMacro("__mips_o32");
+    else if (ABI == "eabi")
+      Builder.defineMacro("__mips_eabi");
+  }
   virtual void getTargetDefines(const LangOptions &Opts,
                                 MacroBuilder &Builder) const {
     DefineStd(Builder, "mips", Opts);
@@ -1938,6 +1964,7 @@ public:
     DefineStd(Builder, "MIPSEB", Opts);
     Builder.defineMacro("_MIPSEB");
     Builder.defineMacro("__REGISTER_PREFIX__", "");
+    getArchDefines(Opts, Builder);
   }
   virtual void getTargetBuiltins(const Builtin::Info *&Records,
                                  unsigned &NumRecords) const {
@@ -2049,6 +2076,7 @@ void MipselTargetInfo::getTargetDefines(const LangOptions &Opts,
   DefineStd(Builder, "MIPSEL", Opts);
   Builder.defineMacro("_MIPSEL");
   Builder.defineMacro("__REGISTER_PREFIX__", "");
+  getArchDefines(Opts, Builder);
 }
 } // end anonymous namespace.