This patch makes medium code model the default for 64-bit PowerPC ELF.

When the CodeGenInfo is to be created for the PPC64 target machine,
a default code-model selection is converted to CodeModel::Medium
provided we are not targeting the Darwin OS.  Defaults for Darwin
are unaffected.

llvm-svn: 168747

1 files changed, 5 insertions, 0 deletions

diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
index 6568e82e2bf..29faca34000 100644
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
@@ -88,6 +88,11 @@ static MCCodeGenInfo *createPPCMCCodeGenInfo(StringRef TT, Reloc::Model RM,
     else
       RM = Reloc::Static;
   }
+  if (CM == CodeModel::Default) {
+    Triple T(TT);
+    if (!T.isOSDarwin() && T.getArch() == Triple::ppc64)
+      CM = CodeModel::Medium;
+  }
   X->InitMCCodeGenInfo(RM, CM, OL);
   return X;
 }