diff options
-rw-r--r-- | llvm/lib/Target/R600/AMDGPUISelLowering.cpp | 6 | ||||
-rw-r--r-- | llvm/test/CodeGen/R600/concat_vectors.ll | 11 |
2 files changed, 13 insertions, 4 deletions
diff --git a/llvm/lib/Target/R600/AMDGPUISelLowering.cpp b/llvm/lib/Target/R600/AMDGPUISelLowering.cpp index cd12935..b137053f 100644 --- a/llvm/lib/Target/R600/AMDGPUISelLowering.cpp +++ b/llvm/lib/Target/R600/AMDGPUISelLowering.cpp @@ -826,11 +826,9 @@ SDValue AMDGPUTargetLowering::LowerGlobalAddress(AMDGPUMachineFunction* MFI, SDValue AMDGPUTargetLowering::LowerCONCAT_VECTORS(SDValue Op, SelectionDAG &DAG) const { SmallVector<SDValue, 8> Args; - SDValue A = Op.getOperand(0); - SDValue B = Op.getOperand(1); - DAG.ExtractVectorElements(A, Args); - DAG.ExtractVectorElements(B, Args); + for (const SDUse &U : Op->ops()) + DAG.ExtractVectorElements(U.get(), Args); return DAG.getNode(ISD::BUILD_VECTOR, SDLoc(Op), Op.getValueType(), Args); } diff --git a/llvm/test/CodeGen/R600/concat_vectors.ll b/llvm/test/CodeGen/R600/concat_vectors.ll index 6b3fae3..b27bed3 100644 --- a/llvm/test/CodeGen/R600/concat_vectors.ll +++ b/llvm/test/CodeGen/R600/concat_vectors.ll @@ -283,3 +283,14 @@ define void @test_concat_v16i16(<32 x i16> addrspace(1)* %out, <16 x i16> %a, <1 store <32 x i16> %concat, <32 x i16> addrspace(1)* %out, align 64 ret void } + +; FUNC-LABEL: {{^}}concat_vector_crash: +; SI: s_endpgm +define void @concat_vector_crash(<8 x float> addrspace(1)* %out, <2 x float> addrspace(1)* %in) { +bb: + %tmp = load <2 x float> addrspace(1)* %in, align 4 + %tmp1 = shufflevector <2 x float> %tmp, <2 x float> undef, <8 x i32> <i32 0, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef> + %tmp2 = shufflevector <8 x float> undef, <8 x float> %tmp1, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 8, i32 9> + store <8 x float> %tmp2, <8 x float> addrspace(1)* %out, align 32 + ret void +} |