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| author | Bill Wendling <isanbard@gmail.com> | 2008-07-20 02:32:23 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2008-07-20 02:32:23 +0000 |
| commit | b9e5f803591ea3a8b0f32b05f309b4ccdd6dd1a3 (patch) | |
| tree | 496abbe53b0305ed52d89415064730014ea79d13 | |
| parent | 1983a2a6fdcd777d6d3a757baa61307b5ddcb227 (diff) | |
| download | external_llvm-b9e5f803591ea3a8b0f32b05f309b4ccdd6dd1a3.zip external_llvm-b9e5f803591ea3a8b0f32b05f309b4ccdd6dd1a3.tar.gz external_llvm-b9e5f803591ea3a8b0f32b05f309b4ccdd6dd1a3.tar.bz2 | |
Fix for first part of PR2562. Generate the "pinsrw" instruction for inserts
into v4i16 vectors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53807 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 2 | ||||
| -rw-r--r-- | test/CodeGen/X86/mmx-pinsrw.ll | 15 |
2 files changed, 17 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 8bfa574..85788ef 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -604,6 +604,8 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM) setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v8i8, Custom); setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v4i16, Custom); setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v1i64, Custom); + + setOperationAction(ISD::INSERT_VECTOR_ELT, MVT::v4i16, Custom); } if (Subtarget->hasSSE1()) { diff --git a/test/CodeGen/X86/mmx-pinsrw.ll b/test/CodeGen/X86/mmx-pinsrw.ll new file mode 100644 index 0000000..f1d04fa --- /dev/null +++ b/test/CodeGen/X86/mmx-pinsrw.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | llc -march=x86 -mattr=+mmx | grep pinsrw | count 1 +; PR2562 + +external global i16 ; <i16*>:0 [#uses=1] +external global <4 x i16> ; <<4 x i16>*>:1 [#uses=2] + +declare void @abort() + +define void @""() { + load i16* @0 ; <i16>:1 [#uses=1] + load <4 x i16>* @1 ; <<4 x i16>>:2 [#uses=1] + insertelement <4 x i16> %2, i16 %1, i32 0 ; <<4 x i16>>:3 [#uses=1] + store <4 x i16> %3, <4 x i16>* @1 + ret void +} |