[llvm-commits] [llvm] r86057 - /llvm/trunk/lib/Target/ARM/ARMBaseRegisterInfo.cpp

[Jim Grosbach]

Author: grosbach
Date: Wed Nov  4 16:41:51 2009
New Revision: 86057

URL: http://llvm.org/viewvc/llvm-project?rev=86057&view=rev
Log:
If a function has no stack frame at all, dynamic realignment isn't necessary.

Modified:
    llvm/trunk/lib/Target/ARM/ARMBaseRegisterInfo.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMBaseRegisterInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMBaseRegisterInfo.cpp?rev=86057&r1=86056&r2=86057&view=diff

==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMBaseRegisterInfo.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMBaseRegisterInfo.cpp Wed Nov  4 16:41:51 2009
@@ -514,6 +514,7 @@
   unsigned StackAlign = MF.getTarget().getFrameInfo()->getStackAlignment();
   return (RealignStack &&
           !AFI->isThumb1OnlyFunction() &&
+          AFI->hasStackFrame() &&
           (MFI->getMaxAlignment() > StackAlign) &&
           !MFI->hasVarSizedObjects());
 }