1; RUN: opt < %s -instrprof -S | FileCheck %s
2; RUN: opt < %s -passes=instrprof -S | FileCheck %s
3
4target triple = "x86_64-apple-macosx10.10.0"
5
6; CHECK: @__llvm_profile_runtime = external global i32
7
8@__profn_foo = hidden constant [3 x i8] c"foo"
9; CHECK-NOT: __profn_foo
10@__profn_bar = hidden constant [4 x i8] c"bar\00"
11; CHECK-NOT: __profn_bar
12@__profn_baz = hidden constant [3 x i8] c"baz"
13; CHECK-NOT: __profn_baz
14
15; CHECK: @__profc_foo = hidden global [1 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
16; CHECK: @__profd_foo = hidden {{.*}}, section "__DATA,__llvm_prf_data,regular,live_support", align 8
17define void @foo() {
18  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)
19  ret void
20}
21
22; CHECK: @__profc_bar = hidden global [1 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
23; CHECK: @__profd_bar = hidden {{.*}}, section "__DATA,__llvm_prf_data,regular,live_support", align 8
24define void @bar() {
25  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)
26  ret void
27}
28
29; CHECK: @__profc_baz = hidden global [3 x i64] zeroinitializer, section "__DATA,__llvm_prf_cnts", align 8
30; CHECK: @__profd_baz = hidden {{.*}}, section "__DATA,__llvm_prf_data,regular,live_support", align 8
31define void @baz() {
32  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)
33  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)
34  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)
35  ret void
36}
37
38declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
39
40; CHECK: @llvm.used = appending global {{.*}} @__profd_foo {{.*}} @__profd_bar {{.*}} @__profd_baz {{.*}} section "llvm.metadata"
41