1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S < %s | FileCheck %s 3 4declare void @unknown_fun() 5 6define void @different_type(ptr %ptr, i1 %cmp) { 7; CHECK-LABEL: @different_type( 8; CHECK-NEXT: store i32 0, ptr [[PTR:%.*]], align 4 9; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_THEN:%.*]], label [[RET_END:%.*]] 10; CHECK: if.then: 11; CHECK-NEXT: store i64 1, ptr [[PTR]], align 4 12; CHECK-NEXT: br label [[RET_END]] 13; CHECK: ret.end: 14; CHECK-NEXT: ret void 15; 16 store i32 0, ptr %ptr 17 br i1 %cmp, label %if.then, label %ret.end 18 19if.then: 20 store i64 1, ptr %ptr 21 br label %ret.end 22 23ret.end: 24 ret void 25} 26 27define void @readonly_call(ptr %ptr, i1 %cmp) { 28; CHECK-LABEL: @readonly_call( 29; CHECK-NEXT: ret.end: 30; CHECK-NEXT: store i32 0, ptr [[PTR:%.*]], align 4 31; CHECK-NEXT: call void @unknown_fun() #[[ATTR0:[0-9]+]] 32; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[CMP:%.*]], i32 1, i32 0 33; CHECK-NEXT: store i32 [[SPEC_STORE_SELECT]], ptr [[PTR]], align 4 34; CHECK-NEXT: ret void 35; 36 store i32 0, ptr %ptr 37 call void @unknown_fun() readonly 38 br i1 %cmp, label %if.then, label %ret.end 39 40if.then: 41 store i32 1, ptr %ptr 42 br label %ret.end 43 44ret.end: 45 ret void 46} 47 48define void @atomic_and_simple(ptr %ptr, i1 %cmp) { 49; CHECK-LABEL: @atomic_and_simple( 50; CHECK-NEXT: store atomic i32 0, ptr [[PTR:%.*]] seq_cst, align 4 51; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_THEN:%.*]], label [[RET_END:%.*]] 52; CHECK: if.then: 53; CHECK-NEXT: store i32 1, ptr [[PTR]], align 4 54; CHECK-NEXT: br label [[RET_END]] 55; CHECK: ret.end: 56; CHECK-NEXT: ret void 57; 58 store atomic i32 0, ptr %ptr seq_cst, align 4 59 br i1 %cmp, label %if.then, label %ret.end 60 61if.then: 62 store i32 1, ptr %ptr 63 br label %ret.end 64 65ret.end: 66 ret void 67} 68