diff options
Diffstat (limited to 'lib/Target/X86/X86TargetMachine.cpp')
-rw-r--r-- | lib/Target/X86/X86TargetMachine.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp index 6e6c724eb0a..11fe84f162d 100644 --- a/lib/Target/X86/X86TargetMachine.cpp +++ b/lib/Target/X86/X86TargetMachine.cpp @@ -436,4 +436,11 @@ void X86PassConfig::addPreEmitPass() { addPass(createX86FixupLEAs()); addPass(createX86EvexToVexInsts()); } + + // Verify basic block incoming and outgoing cfa offset and register values and + // correct CFA calculation rule where needed by inserting appropriate CFI + // instructions. + const Triple &TT = TM->getTargetTriple(); + if (!TT.isOSDarwin() && !TT.isOSWindows()) + addPass(createCFIInstrInserter()); } |