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| author | Tim Northover <tnorthover@apple.com> | 2013-11-14 17:15:39 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2013-11-14 17:15:39 +0000 |
| commit | 28adfbb0d1507aa90c3a88c2b0268147aa04fd22 (patch) | |
| tree | afe0d7791184d3b349f6cac0ca92f939c2809458 /llvm/lib | |
| parent | f04bb72b611f24b79f6eb4a401f78046f47bde6a (diff) | |
| download | bcm5719-llvm-28adfbb0d1507aa90c3a88c2b0268147aa04fd22.tar.gz bcm5719-llvm-28adfbb0d1507aa90c3a88c2b0268147aa04fd22.zip | |
ARM: produce friendly error for invalid inline asm
We used to perform an invalid operation on an MVT and crash, which wasn't much
fun.
Patch by Oliver Stannard.
llvm-svn: 194714
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMISelLowering.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp index 9dee9314f68..76a0a831f69 100644 --- a/llvm/lib/Target/ARM/ARMISelLowering.cpp +++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp @@ -10860,6 +10860,8 @@ ARMTargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint, case 'r': return RCPair(0U, &ARM::GPRRegClass); case 'w': + if (VT == MVT::Other) + break; if (VT == MVT::f32) return RCPair(0U, &ARM::SPRRegClass); if (VT.getSizeInBits() == 64) @@ -10868,6 +10870,8 @@ ARMTargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint, return RCPair(0U, &ARM::QPRRegClass); break; case 'x': + if (VT == MVT::Other) + break; if (VT == MVT::f32) return RCPair(0U, &ARM::SPR_8RegClass); if (VT.getSizeInBits() == 64) |
