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35 lines
1.5 KiB
LLVM
35 lines
1.5 KiB
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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; Test that we compile the HVX dual output intrinsics.
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; CHECK-LABEL: f0:
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; CHECK: v{{[0-9]+}}.w = vadd(v{{[0-9]+}}.w,v{{[0-9]+}}.w,q{{[0-3]}}):carry
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define inreg <32 x i32> @f0(<32 x i32> %a0, <32 x i32> %a1, i8* nocapture readonly %a2) #0 {
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b0:
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%v0 = bitcast i8* %a2 to <1024 x i1>*
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%v1 = load <1024 x i1>, <1024 x i1>* %v0, align 128
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%v2 = tail call { <32 x i32>, <1024 x i1> } @llvm.hexagon.V6.vaddcarry.128B(<32 x i32> %a0, <32 x i32> %a1, <1024 x i1> %v1)
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%v3 = extractvalue { <32 x i32>, <1024 x i1> } %v2, 0
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ret <32 x i32> %v3
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}
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; CHECK-LABEL: f1:
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; CHECK: v{{[0-9]+}}.w = vsub(v{{[0-9]+}}.w,v{{[0-9]+}}.w,q{{[0-3]}}):carry
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define inreg <32 x i32> @f1(<32 x i32> %a0, <32 x i32> %a1, i8* nocapture readonly %a2) #0 {
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b0:
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%v0 = bitcast i8* %a2 to <1024 x i1>*
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%v1 = load <1024 x i1>, <1024 x i1>* %v0, align 128
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%v2 = tail call { <32 x i32>, <1024 x i1> } @llvm.hexagon.V6.vsubcarry.128B(<32 x i32> %a0, <32 x i32> %a1, <1024 x i1> %v1)
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%v3 = extractvalue { <32 x i32>, <1024 x i1> } %v2, 0
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ret <32 x i32> %v3
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}
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; Function Attrs: nounwind readnone
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declare { <32 x i32>, <1024 x i1> } @llvm.hexagon.V6.vaddcarry.128B(<32 x i32>, <32 x i32>, <1024 x i1>) #1
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; Function Attrs: nounwind readnone
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declare { <32 x i32>, <1024 x i1> } @llvm.hexagon.V6.vsubcarry.128B(<32 x i32>, <32 x i32>, <1024 x i1>) #1
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attributes #0 = { nounwind "target-cpu"="hexagonv65" "target-features"="+hvxv65,+hvx-length128b" }
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attributes #1 = { nounwind readnone }
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