36 lines
1.3 KiB
LLVM
36 lines
1.3 KiB
LLVM
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; RUN: llc -march=hexagon < %s | FileCheck %s
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; Check that the store to Q6VecPredResult does not get expanded into multiple
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; stores. There should be no memd's. This relies on the alignment specified
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; in the data layout string, so don't provide one here to make sure that the
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; default one from HexagonTargetMachine is correct.
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; CHECK-NOT: memd
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@Q6VecPredResult = common global <16 x i32> zeroinitializer, align 64
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define i32 @foo() #0 {
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entry:
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%v0 = tail call <16 x i32> @llvm.hexagon.V6.lvsplatw(i32 1)
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%v1 = tail call <64 x i1> @llvm.hexagon.V6.vandvrt(<16 x i32> %v0, i32 -2147483648)
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%v2 = tail call <16 x i32> @llvm.hexagon.V6.vandqrt(<64 x i1> %v1, i32 -1)
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store <16 x i32> %v2, <16 x i32>* @Q6VecPredResult, align 64, !tbaa !1
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tail call void @print_vecpred(i32 64, i8* bitcast (<16 x i32>* @Q6VecPredResult to i8*)) #3
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ret i32 0
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}
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declare <64 x i1> @llvm.hexagon.V6.vandvrt(<16 x i32>, i32) #1
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declare <16 x i32> @llvm.hexagon.V6.vandqrt(<64 x i1>, i32) #1
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declare <16 x i32> @llvm.hexagon.V6.lvsplatw(i32) #1
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declare void @print_vecpred(i32, i8*) #2
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attributes #0 = { nounwind "target-cpu"="hexagonv66" "target-features"="+hvxv66,+hvx-length64b" }
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attributes #1 = { nounwind readnone }
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attributes #2 = { nounwind }
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!1 = !{!2, !2, i64 0}
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!2 = !{!"omnipotent char", !3, i64 0}
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!3 = !{!"Simple C/C++ TBAA"}
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