; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -S -passes=jump-threading -jump-threading-threshold=3 < %s | FileCheck %s ; TODO: In this test case, only the stores in %join should cound towards ; the jump threading threshold, as everything else are free instructions. define i32 @free_instructions(i1 %c, ptr %p) { ; CHECK-LABEL: @free_instructions( ; CHECK-NEXT: br i1 [[C:%.*]], label [[IF2:%.*]], label [[ELSE2:%.*]] ; CHECK: if2: ; CHECK-NEXT: store i32 -1, ptr [[P:%.*]], align 4 ; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata [[META0:![0-9]+]]) ; CHECK-NEXT: store i32 1, ptr [[P]], align 4, !noalias !0 ; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[P]], i64 32) ] ; CHECK-NEXT: store i32 2, ptr [[P]], align 4 ; CHECK-NEXT: [[P32:%.*]] = call ptr @llvm.launder.invariant.group.p0(ptr [[P]]) ; CHECK-NEXT: store i32 3, ptr [[P32]], align 4, !invariant.group !3 ; CHECK-NEXT: ret i32 0 ; CHECK: else2: ; CHECK-NEXT: store i32 -2, ptr [[P]], align 4 ; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata [[META4:![0-9]+]]) ; CHECK-NEXT: store i32 1, ptr [[P]], align 4, !noalias !4 ; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[P]], i64 32) ] ; CHECK-NEXT: store i32 2, ptr [[P]], align 4 ; CHECK-NEXT: [[P3:%.*]] = call ptr @llvm.launder.invariant.group.p0(ptr [[P]]) ; CHECK-NEXT: store i32 3, ptr [[P3]], align 4, !invariant.group !3 ; CHECK-NEXT: ret i32 1 ; br i1 %c, label %if, label %else if: store i32 -1, ptr %p br label %join else: store i32 -2, ptr %p br label %join join: call void @llvm.experimental.noalias.scope.decl(metadata !0) store i32 1, ptr %p, !noalias !0 call void @llvm.assume(i1 true) ["align"(ptr %p, i64 32)] store i32 2, ptr %p %p3 = call ptr @llvm.launder.invariant.group.p0(ptr %p) store i32 3, ptr %p3, !invariant.group !{} br i1 %c, label %if2, label %else2 if2: ret i32 0 else2: ret i32 1 } declare void @llvm.assume(i1) declare void @llvm.experimental.noalias.scope.decl(metadata) declare ptr @llvm.launder.invariant.group.p0(ptr) !0 = !{!1} !1 = distinct !{!1, !2, !"scope"} !2 = distinct !{!2, !"domain"}