| ; RUN: llvm-profdata merge %S/Inputs/func_entry.proftext -o %t.profdata |
| ; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @s = common dso_local local_unnamed_addr global i32 0, align 4 |
| |
| define void @bar() { |
| ; CHECK-LABEL: @bar |
| ; CHECK-SAME: !prof ![[FUNC_ENTRY_COUNT_ZERO:[0-9]+]] |
| |
| entry: |
| store i32 1, i32* @s, align 4 |
| ret void |
| } |
| |
| define void @foo() { |
| ; CHECK-LABEL: @foo |
| ; CHECK-SAME: !prof ![[FUNC_ENTRY_COUNT_NON_ZERO:[0-9]+]] |
| entry: |
| %0 = load i32, i32* @s, align 4 |
| %add = add nsw i32 %0, 4 |
| store i32 %add, i32* @s, align 4 |
| ret void |
| } |
| |
| ; CHECK-DAG: ![[FUNC_ENTRY_COUNT_ZERO]] = !{!"function_entry_count", i64 0} |
| ; CHECK-DAG: ![[FUNC_ENTRY_COUNT_NON_ZERO]] = !{!"function_entry_count", i64 9999} |
