1; RUN: opt < %s -instrprof -S | FileCheck %s
2
3target triple = "x86_64-apple-macosx10.10.0"
4
5@__profn_foo = hidden constant [3 x i8] c"foo"
6; CHECK: @__profn_foo = private constant [3 x i8] c"foo"
7@__profn_bar = hidden constant [4 x i8] c"bar\00"
8; CHECK: @__profn_bar = private constant [4 x i8] c"bar\00"
9@__profn_baz = hidden constant [3 x i8] c"baz"
10; CHECK: @__profn_baz = private constant [3 x i8] c"baz"
11
12; CHECK: @__profc_foo = hidden global [1 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
13; CHECK: @__profd_foo = hidden {{.*}}, section "__DATA,__llvm_prf_data", align 8
14define void @foo() {
15  call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 0, i32 1, i32 0)
16  ret void
17}
18
19; CHECK: @__profc_bar = hidden global [1 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
20; CHECK: @__profd_bar = hidden {{.*}}, section "__DATA,__llvm_prf_data", align 8
21define void @bar() {
22  call void @llvm.instrprof.increment(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @__profn_bar, i32 0, i32 0), i64 0, i32 1, i32 0)
23  ret void
24}
25
26; CHECK: @__profc_baz = hidden global [3 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
27; CHECK: @__profd_baz = hidden {{.*}}, section "__DATA,__llvm_prf_data", align 8
28define void @baz() {
29  call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_baz, i32 0, i32 0), i64 0, i32 3, i32 0)
30  call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_baz, i32 0, i32 0), i64 0, i32 3, i32 1)
31  call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_baz, i32 0, i32 0), i64 0, i32 3, i32 2)
32  ret void
33}
34
35declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
36
37; CHECK: @__llvm_profile_runtime = external global i32
38; CHECK: @llvm.used = appending global {{.*}} @__profd_foo {{.*}} @__profd_bar {{.*}} @__profd_baz {{.*}} section "llvm.metadata"
39