diff options
| author | Benjamin Kramer <benny.kra@googlemail.com> | 2013-03-31 12:49:15 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2013-03-31 12:49:15 +0000 |
| commit | b60633fb879086fd4cc7016ec8bfb6f2c2a3810e (patch) | |
| tree | 53f275a10ed8da1e1a19443152fdb3e57cc2714f /llvm/lib | |
| parent | beb296bea1b26c3c047ea4d0937a25426b4d7f5b (diff) | |
| download | bcm5719-llvm-b60633fb879086fd4cc7016ec8bfb6f2c2a3810e.tar.gz bcm5719-llvm-b60633fb879086fd4cc7016ec8bfb6f2c2a3810e.zip | |
X86: Promote sitofp <8 x i16> to <8 x i32> when AVX is available.
A vector sext + sitofp is a lot cheaper than 8 scalar conversions.
llvm-svn: 178448
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 80c392ae1ce..69341869aa3 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -1111,6 +1111,7 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM) setOperationAction(ISD::FP_TO_SINT, MVT::v8i16, Custom); setOperationAction(ISD::FP_TO_SINT, MVT::v8i32, Legal); + setOperationAction(ISD::SINT_TO_FP, MVT::v8i16, Promote); setOperationAction(ISD::SINT_TO_FP, MVT::v8i32, Legal); setOperationAction(ISD::FP_ROUND, MVT::v4f32, Legal); |
