gcc/testsuite/gcc.target/i386/pr65105-1.c

   1 /* PR target/pr65105 */
   2 /* { dg-do run { target { ia32 } } } */
   3 /* { dg-options "-O2 -msse2 -mtune=slm -mno-stackrealign -save-temps" } */
   4 /* { dg-require-effective-target sse2 } */
   5 /* { dg-final { scan-assembler "por" } } */
   6 /* { dg-final { scan-assembler "pand" } } */
   7
   8 #include "sse2-check.h"
   9
  10 #include "stdlib.h"
  11
  12 static int count = 0;
  13
  14 void __attribute__((noinline))
  15 counter (long long l)
  16 {
  17   count++;
  18   if (!l || count > 5)
  19     exit (1);
  20 }
  21
  22 void __attribute__((noinline))
  23 test (long long *arr)
  24 {
  25   register unsigned long long tmp;
  26
  27   tmp = arr[0] | arr[1] & arr[2];
  28   while (tmp)
  29     {
  30       counter (tmp);
  31       tmp = *(arr++) & tmp;
  32     }
  33 }
  34
  35 void  __attribute__((noinline))
  36 fill_data (long long *arr)
  37 {
  38   arr[0] = 0x00ffffffL;
  39   arr[1] = 0xffffff00L;
  40   arr[2] = 0x00ffffffL;
  41   arr[3] = 0x0000ff00L;
  42   arr[4] = 0x00ff0000L;
  43   arr[5] = 0xff000000L;
  44 }
  45
  46 static void
  47 sse2_test (void)
  48 {
  49   long long arr[6];
  50   fill_data (arr);
  51   test (arr);
  52
  53   if (count != 5)
  54     __builtin_abort ();
  55 }