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Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [sse-recip.c] - Rev 318

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/* { dg-do run } */
/* { dg-options "-O2 -ffast-math -msse -mfpmath=sse -mrecip" } */
/* { dg-require-effective-target sse } */
 
#include "sse-check.h"
 
extern float sqrtf (float);
extern float fabsf (float);
 
#define N 8
 
static void
sse_test (void)
{
  float a[N] = { 0.f, 18.f, 108.f, 324.f, 720.f, 1944.f, 3087.f, 5832.f };
  float b[N] = { 1.f, 2.f, 3.f, 4.f, 5.f, 6.f, 7.f, 8.f };
  float r[N];
 
  float rc[N] = { 0.f, 3.f, 6.f, 9.f, 12.f, 18.f, 21.f, 27.f };
 
  int i;
 
  for (i = 0; i < N; i++)
    {
      r[i] = sqrtf (a[i] / b[i]);
    }
 
  /* check results:  */
  for (i = 0; i < N; i++)
    {
      if (fabsf (r[i] - rc[i]) > 0.0001)
	abort();
    }   
}
 

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