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53 lines
1.9 KiB
LLVM
53 lines
1.9 KiB
LLVM
; RUN: opt -march=hexagon -hexagon-autohvx -loop-vectorize -S < %s | FileCheck %s
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; Check that the loop has been interleaved.
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; CHECK: store <64 x i32> %interleaved.vec
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target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"
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target triple = "hexagon"
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define void @f0(i32* noalias nocapture %a0, i32* noalias nocapture readonly %a1, i32 %a2) #0 {
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b0:
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%v0 = icmp eq i32 %a2, 0
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br i1 %v0, label %b3, label %b1
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b1: ; preds = %b0
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br label %b4
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b2: ; preds = %b4
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br label %b3
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b3: ; preds = %b2, %b0
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ret void
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b4: ; preds = %b4, %b1
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%v1 = phi i32 [ %v13, %b4 ], [ 0, %b1 ]
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%v2 = getelementptr inbounds i32, i32* %a1, i32 %v1
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%v3 = load i32, i32* %v2, align 4, !tbaa !1
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%v4 = getelementptr inbounds i32, i32* %a0, i32 %v1
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%v5 = load i32, i32* %v4, align 4, !tbaa !1
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%v6 = add nsw i32 %v5, %v3
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store i32 %v6, i32* %v4, align 4, !tbaa !1
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%v7 = or i32 %v1, 1
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%v8 = getelementptr inbounds i32, i32* %a1, i32 %v7
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%v9 = load i32, i32* %v8, align 4, !tbaa !1
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%v10 = getelementptr inbounds i32, i32* %a0, i32 %v7
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%v11 = load i32, i32* %v10, align 4, !tbaa !1
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%v12 = add nsw i32 %v11, %v9
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store i32 %v12, i32* %v10, align 4, !tbaa !1
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%v13 = add nuw nsw i32 %v1, 2
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%v14 = icmp eq i32 %v13, %a2
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br i1 %v14, label %b2, label %b4, !llvm.loop !5
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}
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attributes #0 = { norecurse nounwind "target-cpu"="hexagonv60" "target-features"="+hvx-length128b,+hvxv60" }
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!llvm.module.flags = !{!0}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{!2, !2, i64 0}
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!2 = !{!"int", !3, i64 0}
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!3 = !{!"omnipotent char", !4, i64 0}
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!4 = !{!"Simple C/C++ TBAA"}
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!5 = distinct !{!5, !6}
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!6 = !{!"llvm.loop.unroll.disable"}
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