xref: /llvm-project/compiler-rt/test/profile/Posix/instrprof-shared-empty-profile.test (revision 999886325e825747d5aff5c447b20d12fec7b57a)
1"""
2This test produces two shared libraries:
3
41. libt-instr.so is instrumented
52. libt-no-instr.so is built with profile rt linked in (via -u<hook>), but the object file is built
6   with instrumentation turned off.
7
8The test verifies concatenating profiles with only headers and no profile data and counters.
9"""
10
11RUN: mkdir -p %t.d
12RUN: %clang_profgen -o %t.d/libt-instr.so -fPIC -shared %S/../Inputs/instrprof-shared-lib.c
13RUN: %clang -c -o %t.d/instrprof-shared-lib-no-instr.o -fPIC  %S/../Inputs/instrprof-shared-lib.c
14RUN: %clang_profgen -o %t.d/libt-no-instr.so -fPIC -shared %t.d/instrprof-shared-lib-no-instr.o
15
16# Header + Header
17RUN: echo "src:other.c" > %t-file.list
18RUN: %clang_profgen -fprofile-list=%t-file.list -o %t-no-instr-no-instr -L%t.d -rpath %t.d -lt-no-instr  %S/../Inputs/instrprof-shared-main.c
19RUN: env LLVM_PROFILE_FILE=%t-no-instr-no-instr.profraw %run %t-no-instr-no-instr
20RUN: llvm-profdata show %t-no-instr-no-instr.profraw | FileCheck %s --check-prefix=HEADER-HEADER
21// HEADER-HEADER: Instrumentation level: Front-end
22// HEADER-HEADER-NEXT: Total functions: 0
23// HEADER-HEADER-NEXT: Maximum function count: 0
24// HEADER-HEADER-NEXT: Maximum internal block count: 0
25
26# Header + Profile
27RUN: %clang_profgen -fprofile-list=%t-file.list -o %t-no-instr-instr -L%t.d -rpath %t.d -lt-instr  %S/../Inputs/instrprof-shared-main.c
28RUN: env LLVM_PROFILE_FILE=%t-no-instr-instr.profraw %run %t-no-instr-instr
29RUN: llvm-profdata show %t-no-instr-instr.profraw | FileCheck %s --check-prefix=HEADER-PROFILE
30// HEADER-PROFILE: Instrumentation level: Front-end
31// HEADER-PROFILE-NEXT: Total functions: 1
32// HEADER-PROFILE-NEXT: Maximum function count: 1000000
33// HEADER-PROFILE-NEXT: Maximum internal block count: 360000
34
35# Profile + Header
36RUN: %clang_profgen -o %t-instr-no-instr -L%t.d -rpath %t.d -lt-no-instr %S/../Inputs/instrprof-shared-main.c
37RUN: env LLVM_PROFILE_FILE=%t-instr-no-instr.profraw %run %t-instr-no-instr
38RUN: llvm-profdata show %t-instr-no-instr.profraw | FileCheck %s --check-prefix=PROFILE-HEADER
39// PROFILE-HEADER: Instrumentation level: Front-end
40// PROFILE-HEADER-NEXT: Total functions: 1
41// PROFILE-HEADER-NEXT: Maximum function count: 1
42// PROFILE-HEADER-NEXT: Maximum internal block count: 1000000
43