1// RUN: rm -f %t.profraw
2//
3// 1. Test that __llvm_profile_set_filename has higher precedence than
4// the default path.
5// RUN: %clang_profgen -o %t -O3 %s
6// RUN: %run %t %t.profraw
7// RUN: llvm-profdata merge -o %t.profdata %t.profraw
8// RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s
9// RUN: rm %t.profraw
10// RUN: rm %t.profdata
11// 2. Test that __llvm_profile_set_filename has higher precedence than
12// environment variable
13// RUN: env LLVM_PROFILE_FILE=%t.env.profraw %run %t %t.profraw
14// RUN: llvm-profdata merge -o %t.profdata %t.profraw
15// RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s
16// RUN: rm %t.profraw
17// RUN: rm %t.profdata
18// 3. Test that __llvm_profile_set_filename has higher precedence than
19// the command line.
20// RUN: %clang_profgen=%t.cmd.profraw -o %t-cmd -O3 %s
21// RUN: %run %t-cmd %t.profraw
22// RUN: llvm-profdata merge -o %t.profdata %t.profraw
23// RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s
24// RUN: rm %t.profraw
25// RUN: rm %t.profdata
26// 4. Test that command line has high precedence than the default path
27// RUN: %clang_profgen=%t.cmd.profraw -DNO_API -o %t-cmd -O3 %s
28// RUN: %run %t-cmd %t.profraw
29// RUN: llvm-profdata merge -o %t.cmd.profdata %t.cmd.profraw
30// RUN: %clang_profuse=%t.cmd.profdata -o - -S -emit-llvm %s | FileCheck %s
31// RUN: rm %t.cmd.profraw
32// RUN: rm %t.cmd.profdata
33// 5. Test that the environment variable has higher precedence than
34// the command line.
35// RUN: env LLVM_PROFILE_FILE=%t.env.profraw %run %t-cmd %t.profraw
36// RUN: llvm-profdata merge -o %t.env.profdata %t.env.profraw
37// RUN: %clang_profuse=%t.env.profdata -o - -S -emit-llvm %s | FileCheck %s
38// RUN: rm %t.env.profraw
39// RUN: rm %t.env.profdata
40// RUN: rm %t %t-cmd
41
42#ifdef CALL_SHARED
43extern void func(int);
44#endif
45void __llvm_profile_set_filename(const char *);
46int main(int argc, const char *argv[]) {
47 // CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !prof ![[PD1:[0-9]+]]
48 if (argc < 2)
49 return 1;
50#ifndef NO_API
51 __llvm_profile_set_filename(argv[1]);
52#endif
53
54#ifdef CALL_SHARED
55 func(1);
56#endif
57 return 0;
58}
59// CHECK: ![[PD1]] = !{!"branch_weights", i32 1, i32 2}
60// SHARED: Total functions: 2
61