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| author | Bill Wendling <isanbard@gmail.com> | 2011-12-06 21:34:01 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2011-12-06 21:34:01 +0000 |
| commit | 581ac2723c5cb5182114092591eb5e21ceea2e77 (patch) | |
| tree | fb11dc2a1ebd25c5e1429461f0ea1a82e5655cd8 | |
| parent | 57a3cd2f326269dd1431cf430db50239a93450f2 (diff) | |
| download | external_llvm-581ac2723c5cb5182114092591eb5e21ceea2e77.tar.gz external_llvm-581ac2723c5cb5182114092591eb5e21ceea2e77.tar.bz2 external_llvm-581ac2723c5cb5182114092591eb5e21ceea2e77.zip | |
Encode the total stack if there isn't a frame.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145969 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86FrameLowering.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Target/X86/X86FrameLowering.cpp b/lib/Target/X86/X86FrameLowering.cpp index 5bf8132db2..6e2b3df7a4 100644 --- a/lib/Target/X86/X86FrameLowering.cpp +++ b/lib/Target/X86/X86FrameLowering.cpp @@ -564,12 +564,13 @@ uint32_t X86FrameLowering::getCompactUnwindEncoding(MachineFunction &MF) const { CompactUnwindEncoding |= (StackAdjust & 0xFF) << 16; CompactUnwindEncoding |= RegEnc & 0x7FFF; } else { - if ((StackSize & 0xFF) == StackSize) { + uint32_t TotalStackSize = StackAdjust + StackSize; + if ((TotalStackSize & 0xFF) == TotalStackSize) { // Frameless stack with a small stack size. CompactUnwindEncoding |= 0x02000000; // Encode the stack size. - CompactUnwindEncoding |= (StackSize & 0xFF) << 16; + CompactUnwindEncoding |= (TotalStackSize & 0xFF) << 16; } else { if ((StackAdjust & 0x7) != StackAdjust) // The extra stack adjustments are too big for us to handle. |