gcc/testsuite/gcc.target/i386/pr68483-1.c

   1 /* PR target/68483 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -ftree-vectorize -msse2 -mno-sse3" } */
   4
   5 void
   6 test (int *input, int *out, unsigned x1, unsigned x2)
   7 {
   8   unsigned i, j;
   9   unsigned end = x1;
  10
  11   for (i = j = 0; i < 1000; i++)
  12     {
  13       int sum = 0;
  14       end += x2;
  15       for (; j < end; j++)
  16         sum += input[j];
  17       out[i] = sum;
  18     }
  19 }
  20
  21 /* { dg-final { scan-assembler "psrldq\[^\n\r]*(8,|, 8)" { target ia32 } } } */
  22 /* { dg-final { scan-assembler "psrldq\[^\n\r]*(4,|, 4)" { target ia32 } } } */