1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs 2; RUN: opt -passes=hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s 3target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 4target triple = "x86_64-apple-macosx10.14.0" 5 6@G = external dso_local global i32, align 4 7 8define void @foo(i32) { 9 %2 = icmp eq i32 %0, 0 10 tail call void @_Z10sideeffectv() 11 br i1 %2, label %sink, label %exit 12 13sink: 14 tail call void @_Z10sideeffectv() 15 call void @llvm.trap() 16 unreachable 17 18exit: 19 ret void 20} 21 22define void @bar(i32) { 23 %2 = icmp eq i32 %0, 0 24 tail call void @_Z10sideeffectv() 25 br i1 %2, label %sink, label %exit 26 27sink: 28 tail call void @_Z10sideeffectv() 29 call void @llvm.trap() 30 unreachable 31 32exit: 33 ret void 34} 35 36declare void @llvm.trap() noreturn cold memory(inaccessiblemem: write) 37declare void @_Z10sideeffectv() 38; CHECK-LABEL: @foo( 39; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0 40; CHECK-NEXT: tail call void @_Z10sideeffectv() 41; CHECK-NEXT: br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]] 42; CHECK: codeRepl: 43; CHECK-NEXT: call void @foo.cold.1() #[[ATTR2:[0-9]+]] 44; CHECK-NEXT: unreachable 45; CHECK: exit: 46; CHECK-NEXT: ret void 47; 48; 49; CHECK-LABEL: @bar( 50; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0 51; CHECK-NEXT: tail call void @_Z10sideeffectv() 52; CHECK-NEXT: br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]] 53; CHECK: codeRepl: 54; CHECK-NEXT: call void @bar.cold.1() #[[ATTR2]] 55; CHECK-NEXT: unreachable 56; CHECK: exit: 57; CHECK-NEXT: ret void 58; 59; 60; CHECK-LABEL: @foo.cold.1( 61; CHECK-NEXT: newFuncRoot: 62; CHECK-NEXT: br label [[SINK:%.*]] 63; CHECK: sink: 64; CHECK-NEXT: tail call void @_Z10sideeffectv() 65; CHECK-NEXT: call void @llvm.trap() 66; CHECK-NEXT: unreachable 67; 68; 69; CHECK-LABEL: @bar.cold.1( 70; CHECK-NEXT: newFuncRoot: 71; CHECK-NEXT: br label [[SINK:%.*]] 72; CHECK: sink: 73; CHECK-NEXT: tail call void @_Z10sideeffectv() 74; CHECK-NEXT: call void @llvm.trap() 75; CHECK-NEXT: unreachable 76; 77