File: pr71186.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (31 lines) | stat: -rw-r--r-- 689 bytes parent folder | download 
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
29
30
31
 
/* { dg-do compile { target { powerpc64*-*-* && lp64 } } } */
/* { dg-options "-mdejagnu-cpu=power9 -O2" } */
/* { dg-require-effective-target powerpc_p9vector_ok } */

static unsigned short x[(16384/sizeof(unsigned short))] __attribute__ ((aligned (16)));
static unsigned short y[(16384/sizeof(unsigned short))] __attribute__ ((aligned (16)));
static unsigned short a;

void obfuscate(void *a, ...);

static void __attribute__((noinline)) do_one(void)
{
 unsigned long i;

 obfuscate(x, y, &a);

 for (i = 0; i < (16384/sizeof(unsigned short)); i++)
  y[i] = a * x[i];

 obfuscate(x, y, &a);
}

int main(void)
{
 unsigned long i;

 for (i = 0; i < 1000000; i++)
  do_one();

 return 0;
}