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| author | Evan Cheng <evan.cheng@apple.com> | 2008-07-22 18:39:19 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-07-22 18:39:19 +0000 |
| commit | 759fe02519c211ae8065d1a950635b25fad336e3 (patch) | |
| tree | 6fefdb481e3ded49047c2b19669d4fd85b492cc9 | |
| parent | 75453cdcd0b55acb8f3b0470255ecebed1d9b7b1 (diff) | |
| download | external_llvm-759fe02519c211ae8065d1a950635b25fad336e3.zip external_llvm-759fe02519c211ae8065d1a950635b25fad336e3.tar.gz external_llvm-759fe02519c211ae8065d1a950635b25fad336e3.tar.bz2 | |
Fix PR2574: implement v2f32 scalar_to_vector.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53927 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 7 | ||||
| -rw-r--r-- | test/CodeGen/X86/mmx-s2v.ll | 15 |
2 files changed, 22 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index e5c8cb8..fb4f005 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -601,6 +601,7 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM) setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v2i32, Custom); setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v1i64, Custom); + setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v2f32, Custom); setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v8i8, Custom); setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v4i16, Custom); setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v1i64, Custom); @@ -4135,6 +4136,12 @@ X86TargetLowering::LowerINSERT_VECTOR_ELT(SDOperand Op, SelectionDAG &DAG) { SDOperand X86TargetLowering::LowerSCALAR_TO_VECTOR(SDOperand Op, SelectionDAG &DAG) { + if (Op.getValueType() == MVT::v2f32) + return DAG.getNode(ISD::BIT_CONVERT, MVT::v2f32, + DAG.getNode(ISD::SCALAR_TO_VECTOR, MVT::v2i32, + DAG.getNode(ISD::BIT_CONVERT, MVT::i32, + Op.getOperand(0)))); + SDOperand AnyExt = DAG.getNode(ISD::ANY_EXTEND, MVT::i32, Op.getOperand(0)); MVT VT = MVT::v2i32; switch (Op.getValueType().getSimpleVT()) { diff --git a/test/CodeGen/X86/mmx-s2v.ll b/test/CodeGen/X86/mmx-s2v.ll new file mode 100644 index 0000000..4ec2403 --- /dev/null +++ b/test/CodeGen/X86/mmx-s2v.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | llc -march=x86 -mattr=+mmx +; PR2574 + +define void @entry(i32 %m_task_id, i32 %start_x, i32 %end_x) {; <label>:0 + br i1 true, label %bb.nph, label %._crit_edge + +bb.nph: ; preds = %bb.nph, %0 + %t2206f2.0 = phi <2 x float> [ %2, %bb.nph ], [ undef, %0 ] ; <<2 x float>> [#uses=1] + insertelement <2 x float> %t2206f2.0, float 0.000000e+00, i32 0 ; <<2 x float>>:1 [#uses=1] + insertelement <2 x float> %1, float 0.000000e+00, i32 1 ; <<2 x float>>:2 [#uses=1] + br label %bb.nph + +._crit_edge: ; preds = %0 + ret void +} |