1  /* Test whether using target specific options, we can generate SSE2 code on
       2     32-bit, which does not generate SSE2 by default, but still generate 387 code
       3     for a function that doesn't use attribute((option)).  */
       4  /* { dg-do compile } */
       5  /* { dg-require-effective-target ia32 } */
       6  /* { dg-options "-O3 -ftree-vectorize -mno-sse" } */
       7  
       8  #ifndef SIZE
       9  #define SIZE 1024
      10  #endif
      11  
      12  float a[SIZE] __attribute__((__aligned__(16)));
      13  float b[SIZE] __attribute__((__aligned__(16)));
      14  float c[SIZE] __attribute__((__aligned__(16)));
      15  
      16  void sse_addnums (void) __attribute__ ((__target__ ("sse2")));
      17  
      18  void
      19  sse_addnums (void)
      20  {
      21    int i = 0;
      22    for (; i < SIZE; ++i)
      23      a[i] = b[i] + c[i];
      24  }
      25  
      26  void
      27  i387_subnums (void)
      28  {
      29    int i = 0;
      30    for (; i < SIZE; ++i)
      31      a[i] = b[i] - c[i];
      32  }
      33  
      34  /* { dg-final { scan-assembler "addps\[ \t\]" } } */
      35  /* { dg-final { scan-assembler "fsubs\[ \t\]" } } */