From c61751373ab58f226ec37368c139404e67e847c0 Mon Sep 17 00:00:00 2001 From: Bill Wendling Date: Wed, 7 Dec 2011 07:49:49 +0000 Subject: Fix off-by-one error when encoding the stack size for a frameless stack. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146029 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86FrameLowering.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Target/X86/X86FrameLowering.cpp b/lib/Target/X86/X86FrameLowering.cpp index 158acc9..c0e86ca 100644 --- a/lib/Target/X86/X86FrameLowering.cpp +++ b/lib/Target/X86/X86FrameLowering.cpp @@ -561,7 +561,7 @@ uint32_t X86FrameLowering::getCompactUnwindEncoding(MachineFunction &MF) const { CompactUnwindEncoding |= (StackAdjust & 0xFF) << 16; CompactUnwindEncoding |= RegEnc & 0x7FFF; } else { - uint32_t TotalStackSize = StackAdjust + StackSize; + uint32_t TotalStackSize = StackAdjust + StackSize + 1; if ((TotalStackSize & 0xFF) == TotalStackSize) { // Frameless stack with a small stack size. CompactUnwindEncoding |= 0x02000000; -- cgit v1.1