Vendor import of clang trunk r130700:

http://llvm.org/svn/llvm-project/cfe/trunk@130700

1 files changed, 12 insertions, 4 deletions

diff --git a/lib/Driver/ToolChain.cpp b/lib/Driver/ToolChain.cpp
index e305683..d919915 100644
--- a/lib/Driver/ToolChain.cpp
+++ b/lib/Driver/ToolChain.cpp
@@ -47,7 +47,7 @@ bool ToolChain::HasNativeLLVMSupport() const {
   return false;
 }
 
-/// getARMTargetCPU - Get the (LLVM) name of the ARM cpu we are targetting.
+/// getARMTargetCPU - Get the (LLVM) name of the ARM cpu we are targeting.
 //
 // FIXME: tblgen this.
 static const char *getARMTargetCPU(const ArgList &Args,
@@ -101,6 +101,8 @@ static const char *getARMTargetCPU(const ArgList &Args,
     return "iwmmxt";
   if (MArch == "xscale")
     return "xscale";
+  if (MArch == "armv6m" || MArch == "armv6-m")
+    return "cortex-m0";
 
   // If all else failed, return the most base CPU LLVM supports.
   return "arm7tdmi";
@@ -137,6 +139,12 @@ static const char *getLLVMArchSuffixForARM(llvm::StringRef CPU) {
   if (CPU == "cortex-a8" || CPU == "cortex-a9")
     return "v7";
 
+  if (CPU == "cortex-m3")
+    return "v7m";
+
+  if (CPU == "cortex-m0")
+    return "v6m";
+
   return "";
 }
 
@@ -168,10 +176,10 @@ std::string ToolChain::ComputeLLVMTriple(const ArgList &Args) const {
 }
 
 std::string ToolChain::ComputeEffectiveClangTriple(const ArgList &Args) const {
-  // Diagnose use of -mmacosx-version-min and -miphoneos-version-min on
-  // non-Darwin.
+  // Diagnose use of Darwin OS deployment target arguments on non-Darwin.
   if (Arg *A = Args.getLastArg(options::OPT_mmacosx_version_min_EQ,
-                               options::OPT_miphoneos_version_min_EQ))
+                               options::OPT_miphoneos_version_min_EQ,
+                               options::OPT_mios_simulator_version_min_EQ))
     getDriver().Diag(clang::diag::err_drv_clang_unsupported)
       << A->getAsString(Args);