File: instrprof-groups.c

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (28 lines) | stat: -rw-r--r-- 1,043 bytes parent folder | download | duplicates (30) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
// RUN: %clang_pgogen -fprofile-function-groups=3 -fprofile-selected-function-group=0 %s -o %t.0.out
// RUN: %clang_pgogen -fprofile-function-groups=3 -fprofile-selected-function-group=1 %s -o %t.1.out
// RUN: %clang_pgogen -fprofile-function-groups=3 -fprofile-selected-function-group=2 %s -o %t.2.out
// RUN: env LLVM_PROFILE_FILE=%t.0.profraw %run %t.0.out
// RUN: env LLVM_PROFILE_FILE=%t.1.profraw %run %t.1.out
// RUN: env LLVM_PROFILE_FILE=%t.2.profraw %run %t.2.out
// RUN: llvm-profdata merge -o %t.profdata %t.*.profraw
// RUN: llvm-profdata show %t.profdata --all-functions | FileCheck %s

int foo(int i) { return 4 * i + 1; }
int bar(int i) { return 4 * i + 2; }
int goo(int i) { return 4 * i + 3; }

int main(int argc, char *argv[]) {
  foo(5);
  bar(6);
  goo(7);
  return 0;
}

// Even though we ran this code three times, we expect all counts to be one if
// functions were partitioned into groups correctly.

// CHECK: Counters: 1
// CHECK: Counters: 1
// CHECK: Counters: 1
// CHECK: Counters: 1
// CHECK: Total functions: 4