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sign_extend_inreg needs to be expanded for pre-v6 Thumb as well as ARM.

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Radar 8104310.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106484 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-06-21 21:27:34 +00:00
parent a967d1121a
commit 56a1a69a35
1 changed files with 1 additions and 1 deletions
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2
lib/Target/ARM/ARMISelLowering.cpp
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@ -455,7 +455,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
// If the subtarget does not have extract instructions, sign_extend_inreg
// needs to be expanded. Extract is available in ARM mode on v6 and up,
// and on most Thumb2 implementations.
if ((!Subtarget->isThumb() && !Subtarget->hasV6Ops())
if (!Subtarget->hasV6Ops()
|| (Subtarget->isThumb2() && !Subtarget->hasT2ExtractPack())) {
setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i16, Expand);
setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i8, Expand);