diff options
| author | Bill Wendling <isanbard@gmail.com> | 2011-08-30 20:54:11 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2011-08-30 20:54:11 +0000 |
| commit | 011a8e1684d2aaac08acf3c0eea160bb65c3728b (patch) | |
| tree | 4cfbd1c430b96b4ca981155b5b713de3a905c822 /lib | |
| parent | cda2a146d1fcf3f499a1aa535377fb332e918bd5 (diff) | |
Enable compact unwind info by default. This only applies to Darwin when CFI is
disabled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138826 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86FrameLowering.cpp | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/lib/Target/X86/X86FrameLowering.cpp b/lib/Target/X86/X86FrameLowering.cpp index c399ec3fa2..da252a79ac 100644 --- a/lib/Target/X86/X86FrameLowering.cpp +++ b/lib/Target/X86/X86FrameLowering.cpp @@ -35,13 +35,6 @@ using namespace llvm; // FIXME: completely move here. extern cl::opt<bool> ForceStackAlign; -// FIXME: Remove once linker support is available. The feature exists only on -// Darwin at the moment. -static cl::opt<bool> -GenerateCompactUnwind("gen-compact-unwind", - cl::desc("Generate compact unwind encoding"), - cl::Hidden); - bool X86FrameLowering::hasReservedCallFrame(const MachineFunction &MF) const { return !MF.getFrameInfo()->hasVarSizedObjects(); } @@ -908,8 +901,7 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF) const { } // Darwin 10.7 and greater has support for compact unwind encoding. - if (GenerateCompactUnwind && - STI.isTargetDarwin() && !STI.getTargetTriple().isMacOSXVersionLT(10, 6)) + if (STI.isTargetDarwin() && !STI.getTargetTriple().isMacOSXVersionLT(10, 6)) MMI.setCompactUnwindEncoding(getCompactUnwindEncoding(MF)); } |