gcc/testsuite/gcc.target/i386/xop-haddX.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target xop } */
   3 /* { dg-options "-O2 -mxop" } */
   4
   5 #include "xop-check.h"
   6
   7 #include <x86intrin.h>
   8 #include <string.h>
   9
  10 #define NUM 10
  11
  12 union
  13 {
  14   __m128i x[NUM];
  15   signed char ssi[NUM * 16];
  16   short si[NUM * 8];
  17   int li[NUM * 4];
  18   long long lli[NUM * 2];
  19 } dst, res, src1;
  20
  21 static void
  22 init_sbyte ()
  23 {
  24   int i;
  25   for (i=0; i < NUM * 16; i++)
  26     src1.ssi[i] = i;
  27 }
  28
  29 static void
  30 init_sword ()
  31 {
  32   int i;
  33   for (i=0; i < NUM * 8; i++)
  34     src1.si[i] = i;
  35 }
  36
  37
  38 static void
  39 init_sdword ()
  40 {
  41   int i;
  42   for (i=0; i < NUM * 4; i++)
  43     src1.li[i] = i;
  44 }
  45
  46 static int
  47 check_sbyte2word ()
  48 {
  49   int i, j, s, t, check_fails = 0;
  50   for (i = 0; i < NUM * 16; i = i + 16)
  51     {
  52       for (j = 0; j < 8; j++)
  53         {
  54           t = i + (2 * j);
  55           s = (i / 2) + j;
  56           res.si[s] = src1.ssi[t] + src1.ssi[t + 1] ;
  57           if (res.si[s] != dst.si[s])
  58             check_fails++;
  59         }
  60     }
  61 }
  62
  63 static int
  64 check_sbyte2dword ()
  65 {
  66   int i, j, s, t, check_fails = 0;
  67   for (i = 0; i < NUM * 16; i = i + 16)
  68     {
  69       for (j = 0; j < 4; j++)
  70         {
  71           t = i + (4 * j);
  72           s = (i / 4) + j;
  73           res.li[s] = (src1.ssi[t] + src1.ssi[t + 1]) + (src1.ssi[t + 2]
  74                       + src1.ssi[t + 3]);
  75           if (res.li[s] != dst.li[s])
  76             check_fails++;
  77         }
  78     }
  79   return check_fails++;
  80 }
  81
  82 static int
  83 check_sbyte2qword ()
  84 {
  85   int i, j, s, t, check_fails = 0;
  86   for (i = 0; i < NUM * 16; i = i + 16)
  87     {
  88       for (j = 0; j < 2; j++)
  89         {
  90           t = i + (8 * j);
  91           s = (i / 8) + j;
  92           res.lli[s] = ((src1.ssi[t] + src1.ssi[t + 1]) + (src1.ssi[t + 2]
  93                        + src1.ssi[t + 3])) + ((src1.ssi[t + 4] + src1.ssi[t +5])
  94                        + (src1.ssi[t + 6] + src1.ssi[t + 7]));
  95           if (res.lli[s] != dst.lli[s])
  96             check_fails++;
  97         }
  98     }
  99   return check_fails++;
 100 }
 101
 102 static int
 103 check_sword2dword ()
 104 {
 105   int i, j, s, t, check_fails = 0;
 106   for (i = 0; i < (NUM * 8); i = i + 8)
 107     {
 108       for (j = 0; j < 4; j++)
 109         {
 110           t = i + (2 * j);
 111           s = (i / 2) + j;
 112           res.li[s] = src1.si[t] + src1.si[t + 1] ;
 113           if (res.li[s] != dst.li[s])
 114             check_fails++;
 115         }
 116     }
 117 }
 118
 119 static int
 120 check_sword2qword ()
 121 {
 122   int i, j, s, t, check_fails = 0;
 123   for (i = 0; i < NUM * 8; i = i + 8)
 124     {
 125       for (j = 0; j < 2; j++)
 126         {
 127           t = i + (4 * j);
 128           s = (i / 4) + j;
 129           res.lli[s] = (src1.si[t] + src1.si[t + 1]) + (src1.si[t + 2]
 130                        + src1.si[t + 3]);
 131           if (res.lli[s] != dst.lli[s])
 132             check_fails++;
 133         }
 134     }
 135   return check_fails++;
 136 }
 137
 138 static int
 139 check_dword2qword ()
 140 {
 141   int i, j, s, t, check_fails = 0;
 142   for (i = 0; i < (NUM * 4); i = i + 4)
 143     {
 144       for (j = 0; j < 2; j++)
 145         {
 146           t = i + (2 * j);
 147           s = (i / 2) + j;
 148           res.lli[s] = src1.li[t] + src1.li[t + 1] ;
 149           if (res.lli[s] != dst.lli[s])
 150             check_fails++;
 151         }
 152     }
 153 }
 154
 155 static void
 156 xop_test (void)
 157 {
 158   int i;
 159
 160   init_sbyte ();
 161
 162   for (i = 0; i < NUM; i++)
 163     dst.x[i] = _mm_haddw_epi8 (src1.x[i]);
 164
 165   if (check_sbyte2word())
 166   abort ();
 167
 168
 169   for (i = 0; i < (NUM ); i++)
 170     dst.x[i] = _mm_haddd_epi8 (src1.x[i]);
 171
 172   if (check_sbyte2dword())
 173     abort ();
 174
 175
 176   for (i = 0; i < NUM; i++)
 177     dst.x[i] = _mm_haddq_epi8 (src1.x[i]);
 178
 179   if (check_sbyte2qword())
 180     abort ();
 181
 182
 183   init_sword ();
 184
 185   for (i = 0; i < (NUM ); i++)
 186     dst.x[i] = _mm_haddd_epi16 (src1.x[i]);
 187
 188   if (check_sword2dword())
 189     abort ();
 190
 191   for (i = 0; i < NUM; i++)
 192     dst.x[i] = _mm_haddq_epi16 (src1.x[i]);
 193
 194   if (check_sword2qword())
 195     abort ();
 196
 197
 198   init_sdword ();
 199
 200     for (i = 0; i < NUM; i++)
 201     dst.x[i] = _mm_haddq_epi32 (src1.x[i]);
 202
 203   if (check_dword2qword())
 204     abort ();
 205
 206 }