104 lines
4.1 KiB
LLVM
104 lines
4.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -loop-unroll -unroll-count=4 < %s | FileCheck %s
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define void @test_inside(i32* %addr1, i32* %addr2) {
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; CHECK-LABEL: @test_inside(
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; CHECK-NEXT: start:
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; CHECK-NEXT: br label [[BODY:%.*]]
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; CHECK: body:
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; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !0)
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; CHECK-NEXT: [[X:%.*]] = load i32, i32* [[ADDR1:%.*]], align 4, !alias.scope !0
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; CHECK-NEXT: store i32 [[X]], i32* [[ADDR2:%.*]], align 4, !noalias !0
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; CHECK-NEXT: [[ADDR1I_1:%.*]] = getelementptr inbounds i32, i32* [[ADDR1]], i32 1
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; CHECK-NEXT: [[ADDR2I_1:%.*]] = getelementptr inbounds i32, i32* [[ADDR2]], i32 1
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; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !3)
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; CHECK-NEXT: [[X_1:%.*]] = load i32, i32* [[ADDR1I_1]], align 4, !alias.scope !3
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; CHECK-NEXT: store i32 [[X_1]], i32* [[ADDR2I_1]], align 4, !noalias !3
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; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !5)
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; CHECK-NEXT: [[X_2:%.*]] = load i32, i32* [[ADDR1]], align 4, !alias.scope !5
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; CHECK-NEXT: store i32 [[X_2]], i32* [[ADDR2]], align 4, !noalias !5
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; CHECK-NEXT: [[ADDR1I_3:%.*]] = getelementptr inbounds i32, i32* [[ADDR1]], i32 1
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; CHECK-NEXT: [[ADDR2I_3:%.*]] = getelementptr inbounds i32, i32* [[ADDR2]], i32 1
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; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !7)
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; CHECK-NEXT: [[X_3:%.*]] = load i32, i32* [[ADDR1I_3]], align 4, !alias.scope !7
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; CHECK-NEXT: store i32 [[X_3]], i32* [[ADDR2I_3]], align 4, !noalias !7
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; CHECK-NEXT: ret void
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;
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start:
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br label %body
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body:
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%i = phi i32 [ 0, %start ], [ %i2, %body ]
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%j = and i32 %i, 1
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%addr1i = getelementptr inbounds i32, i32* %addr1, i32 %j
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%addr2i = getelementptr inbounds i32, i32* %addr2, i32 %j
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call void @llvm.experimental.noalias.scope.decl(metadata !2)
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%x = load i32, i32* %addr1i, !alias.scope !2
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store i32 %x, i32* %addr2i, !noalias !2
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%i2 = add i32 %i, 1
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%cmp = icmp slt i32 %i2, 4
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br i1 %cmp, label %body, label %end
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end:
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ret void
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}
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define void @test_outside(i32* %addr1, i32* %addr2) {
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; CHECK-LABEL: @test_outside(
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; CHECK-NEXT: start:
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; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !0)
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; CHECK-NEXT: br label [[BODY:%.*]]
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; CHECK: body:
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; CHECK-NEXT: [[X:%.*]] = load i32, i32* [[ADDR1:%.*]], align 4, !alias.scope !0
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; CHECK-NEXT: store i32 [[X]], i32* [[ADDR2:%.*]], align 4, !noalias !0
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; CHECK-NEXT: [[ADDR1I_1:%.*]] = getelementptr inbounds i32, i32* [[ADDR1]], i32 1
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; CHECK-NEXT: [[ADDR2I_1:%.*]] = getelementptr inbounds i32, i32* [[ADDR2]], i32 1
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; CHECK-NEXT: [[X_1:%.*]] = load i32, i32* [[ADDR1I_1]], align 4, !alias.scope !0
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; CHECK-NEXT: store i32 [[X_1]], i32* [[ADDR2I_1]], align 4, !noalias !0
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; CHECK-NEXT: [[X_2:%.*]] = load i32, i32* [[ADDR1]], align 4, !alias.scope !0
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; CHECK-NEXT: store i32 [[X_2]], i32* [[ADDR2]], align 4, !noalias !0
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; CHECK-NEXT: [[ADDR1I_3:%.*]] = getelementptr inbounds i32, i32* [[ADDR1]], i32 1
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; CHECK-NEXT: [[ADDR2I_3:%.*]] = getelementptr inbounds i32, i32* [[ADDR2]], i32 1
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; CHECK-NEXT: [[X_3:%.*]] = load i32, i32* [[ADDR1I_3]], align 4, !alias.scope !0
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; CHECK-NEXT: store i32 [[X_3]], i32* [[ADDR2I_3]], align 4, !noalias !0
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; CHECK-NEXT: ret void
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;
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start:
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call void @llvm.experimental.noalias.scope.decl(metadata !2)
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br label %body
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body:
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%i = phi i32 [ 0, %start ], [ %i2, %body ]
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%j = and i32 %i, 1
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%addr1i = getelementptr inbounds i32, i32* %addr1, i32 %j
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%addr2i = getelementptr inbounds i32, i32* %addr2, i32 %j
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%x = load i32, i32* %addr1i, !alias.scope !2
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store i32 %x, i32* %addr2i, !noalias !2
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%i2 = add i32 %i, 1
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%cmp = icmp slt i32 %i2, 4
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br i1 %cmp, label %body, label %end
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end:
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ret void
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}
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declare void @llvm.experimental.noalias.scope.decl(metadata)
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!0 = distinct !{!0}
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!1 = distinct !{!1, !0}
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!2 = !{!1}
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; CHECK: !0 = !{!1}
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; CHECK: !1 = distinct !{!1, !2}
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; CHECK: !2 = distinct !{!2}
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; CHECK: !3 = !{!4}
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; CHECK: !4 = distinct !{!4, !2, !"It1"}
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; CHECK: !5 = !{!6}
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; CHECK: !6 = distinct !{!6, !2, !"It2"}
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; CHECK: !7 = !{!8}
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; CHECK: !8 = distinct !{!8, !2, !"It3"}
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