1cee313d2SEric Christopher; RUN: llvm-profdata merge %S/Inputs/func_entry.proftext -o %t.profdata 2cee313d2SEric Christopher; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s 3cee313d2SEric Christopher 47b1d7937SAmy Huangtarget datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 5cee313d2SEric Christophertarget triple = "x86_64-unknown-linux-gnu" 6cee313d2SEric Christopher 7cee313d2SEric Christopher@s = common dso_local local_unnamed_addr global i32 0, align 4 8cee313d2SEric Christopher 9fd2044f2STeresa Johnsondefine void @cold() { 10fd2044f2STeresa Johnson; CHECK-LABEL: @cold() 11fd2044f2STeresa Johnson; CHECK-SAME: #[[COLD_ATTR:[0-1]+]] 12cee313d2SEric Christopher; CHECK-SAME: !prof ![[FUNC_ENTRY_COUNT_ZERO:[0-9]+]] 13cee313d2SEric Christopher 14cee313d2SEric Christopherentry: 15*9ff36df5SFangrui Song store i32 1, ptr @s, align 4 16cee313d2SEric Christopher ret void 17cee313d2SEric Christopher} 18cee313d2SEric Christopher 19fd2044f2STeresa Johnsondefine void @hot() { 20fd2044f2STeresa Johnson; CHECK-LABEL: @hot() 21fd2044f2STeresa Johnson; CHECK-SAME: #[[HOT_ATTR:[0-1]+]] 22cee313d2SEric Christopher; CHECK-SAME: !prof ![[FUNC_ENTRY_COUNT_NON_ZERO:[0-9]+]] 23cee313d2SEric Christopherentry: 24*9ff36df5SFangrui Song %0 = load i32, ptr @s, align 4 25cee313d2SEric Christopher %add = add nsw i32 %0, 4 26*9ff36df5SFangrui Song store i32 %add, ptr @s, align 4 27cee313d2SEric Christopher ret void 28cee313d2SEric Christopher} 29cee313d2SEric Christopher 30fd2044f2STeresa Johnsondefine void @med() { 31fd2044f2STeresa Johnson; CHECK-LABEL: @med 32fd2044f2STeresa Johnson; CHECK-NOT: # 33fd2044f2STeresa Johnson; CHECK-SAME: !prof ![[FUNC_ENTRY_COUNT_MED:[0-9]+]] 34fd2044f2STeresa Johnson 35fd2044f2STeresa Johnsonentry: 36*9ff36df5SFangrui Song store i32 1, ptr @s, align 4 37fd2044f2STeresa Johnson ret void 38fd2044f2STeresa Johnson} 39fd2044f2STeresa Johnson 40fd2044f2STeresa Johnson; CHECK-DAG: attributes #[[COLD_ATTR]] = { cold } 41fd2044f2STeresa Johnson; CHECK-DAG: attributes #[[HOT_ATTR]] = { inlinehint } 42fd2044f2STeresa Johnson; CHECK-DAG: ![[FUNC_ENTRY_COUNT_ZERO]] = !{!"function_entry_count", i64 10} 43fd2044f2STeresa Johnson; CHECK-DAG: ![[FUNC_ENTRY_COUNT_NON_ZERO]] = !{!"function_entry_count", i64 9000} 44fd2044f2STeresa Johnson; CHECK-DAG: ![[FUNC_ENTRY_COUNT_MED]] = !{!"function_entry_count", i64 50} 45