[llvm-commits] [llvm] r146030 - /llvm/trunk/lib/Target/X86/X86FrameLowering.cpp
Bill Wendling
isanbard at gmail.com
Tue Dec 6 23:58:55 PST 2011
Author: void
Date: Wed Dec 7 01:58:55 2011
New Revision: 146030
URL: http://llvm.org/viewvc/llvm-project?rev=146030&view=rev
Log:
Adjust the stack by one pointer size for all frameless stacks.
Modified:
llvm/trunk/lib/Target/X86/X86FrameLowering.cpp
Modified: llvm/trunk/lib/Target/X86/X86FrameLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86FrameLowering.cpp?rev=146030&r1=146029&r2=146030&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86FrameLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86FrameLowering.cpp Wed Dec 7 01:58:55 2011
@@ -561,7 +561,8 @@
CompactUnwindEncoding |= (StackAdjust & 0xFF) << 16;
CompactUnwindEncoding |= RegEnc & 0x7FFF;
} else {
- uint32_t TotalStackSize = StackAdjust + StackSize + 1;
+ ++StackAdjust;
+ uint32_t TotalStackSize = StackAdjust + StackSize;
if ((TotalStackSize & 0xFF) == TotalStackSize) {
// Frameless stack with a small stack size.
CompactUnwindEncoding |= 0x02000000;
More information about the llvm-commits
mailing list