commit 96b7402bac1ebdccad4f608dc210ae908d010c81
author Reed Kotler <rkotler@mips.com> Mon Mar 10 16:31:25 2014 +0000
committer Reed Kotler <rkotler@mips.com> Mon Mar 10 16:31:25 2014 +0000
tree fb988be1288906ace67c0bfbd4fac248940d36bc
parent 76086c667d792d53988f8351d69efa2890bad2d7

Fix regression with -O0 for mips .

llvm-svn: 203469

llvm/lib/Target/Mips/MipsTargetMachine.cpp

diff --git a/llvm/lib/Target/Mips/MipsTargetMachine.cpp b/llvm/lib/Target/Mips/MipsTargetMachine.cpp
index 3cc1343..e9053c8 100644
--- a/llvm/lib/Target/Mips/MipsTargetMachine.cpp
+++ b/llvm/lib/Target/Mips/MipsTargetMachine.cpp
@@ -175,6 +175,9 @@
   virtual bool addInstSelector();
   virtual void addMachineSSAOptimization();
   virtual bool addPreEmitPass();
+
+  virtual bool addPreRegAlloc();
+
 };
 } // namespace
 
@@ -208,6 +211,15 @@
   TargetPassConfig::addMachineSSAOptimization();
 }
 
+bool MipsPassConfig::addPreRegAlloc() {
+  if (getOptLevel() == CodeGenOpt::None) {
+    addPass(createMipsOptimizePICCallPass(getMipsTargetMachine()));
+    return true;
+  }
+  else
+    return false;
+}
+
 void MipsTargetMachine::addAnalysisPasses(PassManagerBase &PM) {
   if (Subtarget.allowMixed16_32()) {
     DEBUG(errs() << "No ");