diff options
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 8c3aca1479..0d45414930 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -521,12 +521,16 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM) setOperationAction(ISD::STACKSAVE, MVT::Other, Expand); setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand); - setOperationAction(ISD::DYNAMIC_STACKALLOC, - (Subtarget->is64Bit() ? MVT::i64 : MVT::i32), - ((Subtarget->isTargetCOFF() - && !Subtarget->isTargetEnvMacho()) || - EnableSegmentedStacks - ? Custom : Expand)); + + if (Subtarget->isTargetCOFF() && !Subtarget->isTargetEnvMacho()) + setOperationAction(ISD::DYNAMIC_STACKALLOC, Subtarget->is64Bit() ? + MVT::i64 : MVT::i32, Custom); + else if (EnableSegmentedStacks) + setOperationAction(ISD::DYNAMIC_STACKALLOC, Subtarget->is64Bit() ? + MVT::i64 : MVT::i32, Custom); + else + setOperationAction(ISD::DYNAMIC_STACKALLOC, Subtarget->is64Bit() ? + MVT::i64 : MVT::i32, Expand); if (!UseSoftFloat && X86ScalarSSEf64) { // f32 and f64 use SSE. |