diff options
| author | Dale Johannesen <dalej@apple.com> | 2010-09-24 19:05:48 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2010-09-24 19:05:48 +0000 |
| commit | c4510511573ca6f9bcba941427d29d93e3863180 (patch) | |
| tree | 24d6697c8155440247345bcb894726d1605d5452 | |
| parent | cd4b20a25b6251fb4a2ca50813c10184accab24b (diff) | |
We can't return SSE/MMX vectors if SSE is disabled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114745 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 9df5c1f8e5..28bc10a9b6 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -1315,9 +1315,11 @@ X86TargetLowering::LowerReturn(SDValue Chain, SDValue ValToCopy = OutVals[i]; EVT ValVT = ValToCopy.getValueType(); - // If this is x86-64, and we disabled SSE, we can't return FP values - if ((ValVT == MVT::f32 || ValVT == MVT::f64) && - (Subtarget->is64Bit() && !Subtarget->hasSSE1())) { + // If this is x86-64, and we disabled SSE, we can't return FP values, + // or SSE or MMX vectors. + if ((ValVT == MVT::f32 || ValVT == MVT::f64 || + VA.getLocReg() == X86::XMM0 || VA.getLocReg() == X86::XMM1) && + (Subtarget->is64Bit() && !Subtarget->hasSSE1())) { report_fatal_error("SSE register return with SSE disabled"); } // Likewise we can't return F64 values with SSE1 only. gcc does so, but |