gcc/testsuite/gcc.target/i386/vectorize3.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target ilp32 } */
   3 /* { dg-options "-O2 -ffast-math -ftree-vectorize -msse2 -mfpmath=sse" } */
   4
   5 float a[256];
   6 int b[256];
   7 unsigned short c[256];
   8
   9 extern long lrintf (float);
  10
  11 void foo(void)
  12 {
  13   int i;
  14
  15   for (i=0; i<256; ++i)
  16     b[i] = lrintf (a[i]);
  17 }
  18
  19 void bar(void)
  20 {
  21   int i;
  22
  23   for (i=0; i<256; ++i)
  24     {
  25       b[i] = lrintf (a[i]);
  26       c[i] += c[i];
  27     }
  28 }
  29
  30 /* { dg-final { scan-assembler "cvtps2dq" } } */