diff options
| -rw-r--r-- | lib/Target/X86/X86ISelPattern.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/Target/X86/X86ISelPattern.cpp b/lib/Target/X86/X86ISelPattern.cpp index 36d34ce0ef..8a5bd02954 100644 --- a/lib/Target/X86/X86ISelPattern.cpp +++ b/lib/Target/X86/X86ISelPattern.cpp @@ -141,12 +141,20 @@ namespace { setOperationAction(ISD::FP_TO_UINT , MVT::i1 , Promote); setOperationAction(ISD::FP_TO_UINT , MVT::i8 , Promote); setOperationAction(ISD::FP_TO_UINT , MVT::i16 , Promote); - setOperationAction(ISD::FP_TO_UINT , MVT::i32 , Promote); + + if (!X86ScalarSSE) + setOperationAction(ISD::FP_TO_UINT , MVT::i32 , Promote); // Promote i1/i8 FP_TO_SINT to larger FP_TO_SINTS's, as X86 doesn't have // this operation. setOperationAction(ISD::FP_TO_SINT , MVT::i1 , Promote); setOperationAction(ISD::FP_TO_SINT , MVT::i8 , Promote); + setOperationAction(ISD::FP_TO_SINT , MVT::i16 , Promote); + + // Expand FP_TO_UINT into a select. + // FIXME: We would like to use a Custom expander here eventually to do + // the optimal thing for SSE vs. the default expansion in the legalizer. + setOperationAction(ISD::FP_TO_UINT , MVT::i32 , Expand); setOperationAction(ISD::BRCONDTWOWAY , MVT::Other, Expand); setOperationAction(ISD::MEMMOVE , MVT::Other, Expand); |