Revert r103804. The comment is correct.
authorBill Wendling <isanbard@gmail.com>
Fri, 14 May 2010 21:28:24 +0000 (21:28 +0000)
committerBill Wendling <isanbard@gmail.com>
Fri, 14 May 2010 21:28:24 +0000 (21:28 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103808 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/TargetMachine.cpp
lib/Target/X86/X86RegisterInfo.cpp

index 54650a059f81b4f78f8d84f1f4f505625113841d..ac67c91f1706b662aedc107796e6bc40e54e4167 100644 (file)
@@ -277,7 +277,7 @@ namespace llvm {
       return true;
     if (NoFramePointerElimNonLeaf) {
       const MachineFrameInfo *MFI = MF.getFrameInfo();
-      return MFI->adjustsStack();
+      return MFI->hasCalls();
     }
     return false;
   }
index 1397dbdb4f5b417e83e8748263503ef93aafb3b2..2db3c703cc97e3f3be1dd3d26ad14d867fc6f304 100644 (file)
@@ -898,7 +898,7 @@ void X86RegisterInfo::emitPrologue(MachineFunction &MF) const {
   if (Is64Bit && !Fn->hasFnAttr(Attribute::NoRedZone) &&
       !needsStackRealignment(MF) &&
       !MFI->hasVarSizedObjects() &&                // No dynamic alloca.
-      !MFI->adjustsStack() &&                      // Doesn't adjust stack.
+      !MFI->adjustsStack() &&                      // No calls.
       !Subtarget->isTargetWin64()) {               // Win64 has no Red Zone
     uint64_t MinSize = X86FI->getCalleeSavedFrameSize();
     if (HasFP) MinSize += SlotSize;