| 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 |
| 43 | extern void func(int); |
| 44 | #endif |
| 45 | void __llvm_profile_set_filename(const char *); |
| 46 | int 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 | |