[llvm-commits] [llvm] r156693 - /llvm/trunk/lib/Target/Mips/MipsTargetMachine.cpp

[Akira Hatanaka]

Author: ahatanak
Date: Fri May 11 22:19:51 2012
New Revision: 156693

URL: http://llvm.org/viewvc/llvm-project?rev=156693&view=rev
Log:
Do not add the pass which restores $gp after every function call.

Modified:
    llvm/trunk/lib/Target/Mips/MipsTargetMachine.cpp

Modified: llvm/trunk/lib/Target/Mips/MipsTargetMachine.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsTargetMachine.cpp?rev=156693&r1=156692&r2=156693&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MipsTargetMachine.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MipsTargetMachine.cpp Fri May 11 22:19:51 2012
@@ -105,7 +105,6 @@
   }
 
   virtual bool addInstSelector();
-  virtual bool addPreRegAlloc();
   virtual bool addPreSched2();
   virtual bool addPreEmitPass();
 };
@@ -130,14 +129,6 @@
   return true;
 }
 
-bool MipsPassConfig::addPreRegAlloc() {
-  // Do not restore $gp if target is Mips64.
-  // In N32/64, $gp is a callee-saved register.
-  if (!getMipsSubtarget().hasMips64())
-    PM->add(createMipsEmitGPRestorePass(getMipsTargetMachine()));
-  return true;
-}
-
 bool MipsPassConfig::addPreSched2() {
   PM->add(createMipsExpandPseudoPass(getMipsTargetMachine()));
   return true;