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| author | Jim Grosbach <grosbach@apple.com> | 2009-11-04 22:41:51 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2009-11-04 22:41:51 +0000 |
| commit | 6db06a0866cd36fec05e6d9afb357ce8efb575e9 (patch) | |
| tree | ac6da9bf4d9fb81a82f01ebbebb432577690b1c4 | |
| parent | c5848f4ced8f9174e7141c0d2589acaafa13ff35 (diff) | |
If a function has no stack frame at all, dynamic realignment isn't necessary.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86057 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/ARM/ARMBaseRegisterInfo.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/lib/Target/ARM/ARMBaseRegisterInfo.cpp index 7dd21ecb04..3e5f4a2ed8 100644 --- a/lib/Target/ARM/ARMBaseRegisterInfo.cpp +++ b/lib/Target/ARM/ARMBaseRegisterInfo.cpp @@ -514,6 +514,7 @@ needsStackRealignment(const MachineFunction &MF) const { unsigned StackAlign = MF.getTarget().getFrameInfo()->getStackAlignment(); return (RealignStack && !AFI->isThumb1OnlyFunction() && + AFI->hasStackFrame() && (MFI->getMaxAlignment() > StackAlign) && !MFI->hasVarSizedObjects()); } |