1*5e7e499bSNikita Popov; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2*5e7e499bSNikita Popov; RUN: opt -S -jump-threading < %s | FileCheck %s 3*5e7e499bSNikita Popov 4*5e7e499bSNikita Popovdefine void @test(i8* %ptr) { 5*5e7e499bSNikita Popov; CHECK-LABEL: @test( 6*5e7e499bSNikita Popov; CHECK-NEXT: entry: 7*5e7e499bSNikita Popov; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !0) 8*5e7e499bSNikita Popov; CHECK-NEXT: br label [[LOOP:%.*]] 9*5e7e499bSNikita Popov; CHECK: loop: 10*5e7e499bSNikita Popov; CHECK-NEXT: [[I:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[I_INC:%.*]], [[LATCH:%.*]] ] 11*5e7e499bSNikita Popov; CHECK-NEXT: [[C:%.*]] = icmp eq i32 [[I]], 100 12*5e7e499bSNikita Popov; CHECK-NEXT: br i1 [[C]], label [[EXIT:%.*]], label [[LATCH]] 13*5e7e499bSNikita Popov; CHECK: latch: 14*5e7e499bSNikita Popov; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !3) 15*5e7e499bSNikita Popov; CHECK-NEXT: store i8 0, i8* [[PTR:%.*]], align 1, !noalias !0 16*5e7e499bSNikita Popov; CHECK-NEXT: store i8 1, i8* [[PTR]], align 1, !noalias !3 17*5e7e499bSNikita Popov; CHECK-NEXT: [[I_INC]] = add i32 [[I]], 1 18*5e7e499bSNikita Popov; CHECK-NEXT: br label [[LOOP]] 19*5e7e499bSNikita Popov; CHECK: exit: 20*5e7e499bSNikita Popov; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !5) 21*5e7e499bSNikita Popov; CHECK-NEXT: store i8 0, i8* [[PTR]], align 1, !noalias !0 22*5e7e499bSNikita Popov; CHECK-NEXT: store i8 1, i8* [[PTR]], align 1, !noalias !5 23*5e7e499bSNikita Popov; CHECK-NEXT: ret void 24*5e7e499bSNikita Popov; 25*5e7e499bSNikita Popoventry: 26*5e7e499bSNikita Popov call void @llvm.experimental.noalias.scope.decl(metadata !0) 27*5e7e499bSNikita Popov br label %loop 28*5e7e499bSNikita Popov 29*5e7e499bSNikita Popovloop: 30*5e7e499bSNikita Popov %i = phi i32 [ 0, %entry ], [ %i.inc, %latch ] 31*5e7e499bSNikita Popov %c = icmp eq i32 %i, 100 32*5e7e499bSNikita Popov br i1 %c, label %if, label %latch 33*5e7e499bSNikita Popov 34*5e7e499bSNikita Popovif: 35*5e7e499bSNikita Popov br label %latch 36*5e7e499bSNikita Popov 37*5e7e499bSNikita Popovlatch: 38*5e7e499bSNikita Popov %p = phi i1 [ true, %if ], [ false, %loop ] 39*5e7e499bSNikita Popov call void @llvm.experimental.noalias.scope.decl(metadata !3) 40*5e7e499bSNikita Popov store i8 0, i8* %ptr, !noalias !0 41*5e7e499bSNikita Popov store i8 1, i8* %ptr, !noalias !3 42*5e7e499bSNikita Popov %i.inc = add i32 %i, 1 43*5e7e499bSNikita Popov br i1 %p, label %exit, label %loop 44*5e7e499bSNikita Popov 45*5e7e499bSNikita Popovexit: 46*5e7e499bSNikita Popov ret void 47*5e7e499bSNikita Popov} 48*5e7e499bSNikita Popov 49*5e7e499bSNikita Popovdeclare void @llvm.experimental.noalias.scope.decl(metadata) 50*5e7e499bSNikita Popov 51*5e7e499bSNikita Popov!0 = !{!1} 52*5e7e499bSNikita Popov!1 = distinct !{!1, !2, !"scope1"} 53*5e7e499bSNikita Popov!2 = distinct !{!2, !"domain"} 54*5e7e499bSNikita Popov!3 = !{!4} 55*5e7e499bSNikita Popov!4 = distinct !{!4, !2, !"scope2"} 56*5e7e499bSNikita Popov 57*5e7e499bSNikita Popov; CHECK: !0 = !{!1} 58*5e7e499bSNikita Popov; CHECK: !1 = distinct !{!1, !2, !"scope1"} 59*5e7e499bSNikita Popov; CHECK: !2 = distinct !{!2, !"domain"} 60*5e7e499bSNikita Popov; CHECK: !3 = !{!4} 61*5e7e499bSNikita Popov; CHECK: !4 = distinct !{!4, !2, !"scope2"} 62*5e7e499bSNikita Popov; CHECK: !5 = !{!6} 63*5e7e499bSNikita Popov; CHECK: !6 = distinct !{!6, !2, !"scope2:thread"} 64