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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [xop-hsubX.c] - Blame information for rev 329

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Line No. Rev Author Line
1 318 jeremybenn
/* { dg-do run } */
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/* { dg-require-effective-target xop } */
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/* { dg-options "-O2 -mxop" } */
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#include "xop-check.h"
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#include <x86intrin.h>
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#include <string.h>
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#define NUM 10
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union
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{
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  __m128i x[NUM];
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  signed char ssi[NUM * 16];
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  short si[NUM * 8];
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  int li[NUM * 4];
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  long long lli[NUM * 2];
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} dst, res, src1;
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static void
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init_sbyte ()
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{
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  int i;
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  for (i=0; i < NUM * 16; i++)
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    src1.ssi[i] = i;
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}
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static void
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init_sword ()
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{
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  int i;
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  for (i=0; i < NUM * 8; i++)
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    src1.si[i] = i;
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}
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static void
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init_sdword ()
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{
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  int i;
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  for (i=0; i < NUM * 4; i++)
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    src1.li[i] = i;
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}
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static int
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check_sbyte2word ()
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{
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  int i, j, s, t, check_fails = 0;
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  for (i = 0; i < NUM * 16; i = i + 16)
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    {
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      for (j = 0; j < 8; j++)
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        {
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          t = i + (2 * j);
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          s = (i / 2) + j;
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          res.si[s] = src1.ssi[t] - src1.ssi[t + 1] ;
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          if (res.si[s] != dst.si[s])
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            check_fails++;
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        }
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    }
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}
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static int
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check_sword2dword ()
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{
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  int i, j, s, t, check_fails = 0;
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  for (i = 0; i < (NUM * 8); i = i + 8)
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    {
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      for (j = 0; j < 4; j++)
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        {
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          t = i + (2 * j);
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          s = (i / 2) + j;
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          res.li[s] = src1.si[t] - src1.si[t + 1] ;
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          if (res.li[s] != dst.li[s])
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            check_fails++;
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        }
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    }
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}
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static int
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check_dword2qword ()
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{
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  int i, j, s, t, check_fails = 0;
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  for (i = 0; i < (NUM * 4); i = i + 4)
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    {
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      for (j = 0; j < 2; j++)
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        {
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          t = i + (2 * j);
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          s = (i / 2) + j;
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          res.lli[s] = src1.li[t] - src1.li[t + 1] ;
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          if (res.lli[s] != dst.lli[s])
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            check_fails++;
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        }
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    }
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}
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static void
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xop_test (void)
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{
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  int i;
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  /* Check hsubbw */
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  init_sbyte ();
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  for (i = 0; i < NUM; i++)
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    dst.x[i] = _mm_hsubw_epi8 (src1.x[i]);
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  if (check_sbyte2word())
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  abort ();
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  /* Check hsubwd */
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  init_sword ();
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  for (i = 0; i < (NUM ); i++)
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    dst.x[i] = _mm_hsubd_epi16 (src1.x[i]);
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  if (check_sword2dword())
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    abort ();
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   /* Check hsubdq */
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  init_sdword ();
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    for (i = 0; i < NUM; i++)
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    dst.x[i] = _mm_hsubq_epi32 (src1.x[i]);
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  if (check_dword2qword())
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    abort ();
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}

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