diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86.h')
| -rw-r--r-- | llvm/lib/Target/X86/X86.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86.h b/llvm/lib/Target/X86/X86.h index 573888a57fe..6840fc12751 100644 --- a/llvm/lib/Target/X86/X86.h +++ b/llvm/lib/Target/X86/X86.h @@ -81,6 +81,12 @@ FunctionPass *createX86FlagsCopyLoweringPass(); /// Return a pass that expands WinAlloca pseudo-instructions. FunctionPass *createX86WinAllocaExpander(); +/// Return a pass that inserts int3 at the end of the function if it ends with a +/// CALL instruction. The pass does the same for each funclet as well. This +/// ensures that the open interval of function start and end PCs contains all +/// return addresses for the benefit of the Windows x64 unwinder. +FunctionPass *createX86AvoidTrailingCallPass(); + /// Return a pass that optimizes the code-size of x86 call sequences. This is /// done by replacing esp-relative movs with pushes. FunctionPass *createX86CallFrameOptimization(); |
