diff options
| -rw-r--r-- | llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp | 1 | ||||
| -rw-r--r-- | llvm/test/CodeGen/NVPTX/f16x2-instructions.ll | 8 |
2 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp b/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp index 5405e9dd001..527f0997e64 100644 --- a/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp +++ b/llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp @@ -375,6 +375,7 @@ NVPTXTargetLowering::NVPTXTargetLowering(const NVPTXTargetMachine &TM, setOperationAction(ISD::FP_TO_SINT, MVT::f16, Legal); setOperationAction(ISD::BUILD_VECTOR, MVT::v2f16, Custom); setOperationAction(ISD::EXTRACT_VECTOR_ELT, MVT::v2f16, Custom); + setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v2f16, Expand); setFP16OperationAction(ISD::SETCC, MVT::f16, Legal, Promote); setFP16OperationAction(ISD::SETCC, MVT::v2f16, Legal, Expand); diff --git a/llvm/test/CodeGen/NVPTX/f16x2-instructions.ll b/llvm/test/CodeGen/NVPTX/f16x2-instructions.ll index 5dc796ada37..3d58cfa3595 100644 --- a/llvm/test/CodeGen/NVPTX/f16x2-instructions.ll +++ b/llvm/test/CodeGen/NVPTX/f16x2-instructions.ll @@ -1423,5 +1423,13 @@ define <2 x half> @test_fmuladd(<2 x half> %a, <2 x half> %b, <2 x half> %c) #0 ret <2 x half> %r
}
+; CHECK-LABEL: test_shufflevector(
+; CHECK: mov.b32 {%h1, %h2}, %hh1;
+; CHECK: mov.b32 %hh2, {%h2, %h1};
+define <2 x half> @test_shufflevector(<2 x half> %a) #0 {
+ %s = shufflevector <2 x half> %a, <2 x half> undef, <2 x i32> <i32 1, i32 0>
+ ret <2 x half> %s
+}
+
attributes #0 = { nounwind }
attributes #1 = { "unsafe-fp-math" = "true" }
|
