gcc/testsuite/gcc.dg/pr36224.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target lp64 } */
   3 /* { dg-options "-O2 -ftree-vectorize" } */
   4
   5 #ifndef ALIGN16
   6 #define ALIGN16 __attribute__((__aligned__(32)))
   7 #endif
   8
   9 #define I16_B0  1
  10 #define I16_B1  23
  11 #define I16_B2  345
  12 #define I16_B3  6789
  13 #define I16_B4  1011
  14 #define I16_B5  -12
  15 #define I16_B6  1314
  16 #define I16_B7  -1516
  17 #define I16_B8  -1516
  18 #define I16_B9  1314
  19 #define I16_B10 -12
  20 #define I16_B11 1011
  21 #define I16_B12 6789
  22 #define I16_B13 345
  23 #define I16_B14 23
  24 #define I16_B15 1
  25
  26 #define I16_C0  2
  27 #define I16_C1  31567
  28 #define I16_C2  1112
  29 #define I16_C3  13
  30 #define I16_C4  14
  31 #define I16_C5  15
  32 #define I16_C6  -16
  33 #define I16_C7  17
  34 #define I16_C8  2
  35 #define I16_C9  31567
  36 #define I16_C10 1112
  37 #define I16_C11 13
  38 #define I16_C12 14
  39 #define I16_C13 15
  40 #define I16_C14 -16
  41 #define I16_C15 17
  42
  43 union ui2 {
  44   int           si[16];
  45   unsigned int  ui[16];
  46 };
  47
  48 union us {
  49   short          ss[16];
  50   unsigned short us[16];
  51 };
  52
  53 static union ui2 i32_sa ALIGN16;
  54 static union ui2 i32_ua ALIGN16;
  55
  56 static union us i16_b ALIGN16 = {
  57   (short)I16_B0,
  58   (short)I16_B1,
  59   (short)I16_B2,
  60   (short)I16_B3,
  61   (short)I16_B4,
  62   (short)I16_B5,
  63   (short)I16_B6,
  64   (short)I16_B7,
  65   (short)I16_B8,
  66   (short)I16_B9,
  67   (short)I16_B10,
  68   (short)I16_B11,
  69   (short)I16_B12,
  70   (short)I16_B13,
  71   (short)I16_B14,
  72   (short)I16_B15,
  73 };
  74
  75 static union us i16_c ALIGN16 = {
  76   (short)I16_C0,
  77   (short)I16_C1,
  78   (short)I16_C2,
  79   (short)I16_C3,
  80   (short)I16_C4,
  81   (short)I16_C5,
  82   (short)I16_C6,
  83   (short)I16_C7,
  84   (short)I16_C8,
  85   (short)I16_C9,
  86   (short)I16_C10,
  87   (short)I16_C11,
  88   (short)I16_C12,
  89   (short)I16_C13,
  90   (short)I16_C14,
  91   (short)I16_C15,
  92 };
  93
  94 static long i32_sr[16] ALIGN16 = {
  95   ((int)I16_B0)  * ((int)I16_C0),
  96   ((int)I16_B1)  * ((int)I16_C1),
  97   ((int)I16_B2)  * ((int)I16_C2),
  98   ((int)I16_B3)  * ((int)I16_C3),
  99   ((int)I16_B4)  * ((int)I16_C4),
 100   ((int)I16_B5)  * ((int)I16_C5),
 101   ((int)I16_B6)  * ((int)I16_C6),
 102   ((int)I16_B7)  * ((int)I16_C7),
 103   ((int)I16_B8)  * ((int)I16_C8),
 104   ((int)I16_B9)  * ((int)I16_C9),
 105   ((int)I16_B10) * ((int)I16_C10),
 106   ((int)I16_B11) * ((int)I16_C11),
 107   ((int)I16_B12) * ((int)I16_C12),
 108   ((int)I16_B13) * ((int)I16_C13),
 109   ((int)I16_B14) * ((int)I16_C14),
 110   ((int)I16_B15) * ((int)I16_C15),
 111 };
 112
 113 static unsigned long i32_ur[16] ALIGN16 = {
 114   ((unsigned int)(unsigned short)I16_B0)  * ((unsigned int)(unsigned short)I16_C0),
 115   ((unsigned int)(unsigned short)I16_B1)  * ((unsigned int)(unsigned short)I16_C1),
 116   ((unsigned int)(unsigned short)I16_B2)  * ((unsigned int)(unsigned short)I16_C2),
 117   ((unsigned int)(unsigned short)I16_B3)  * ((unsigned int)(unsigned short)I16_C3),
 118   ((unsigned int)(unsigned short)I16_B4)  * ((unsigned int)(unsigned short)I16_C4),
 119   ((unsigned int)(unsigned short)I16_B5)  * ((unsigned int)(unsigned short)I16_C5),
 120   ((unsigned int)(unsigned short)I16_B6)  * ((unsigned int)(unsigned short)I16_C6),
 121   ((unsigned int)(unsigned short)I16_B7)  * ((unsigned int)(unsigned short)I16_C7),
 122   ((unsigned int)(unsigned short)I16_B8)  * ((unsigned int)(unsigned short)I16_C8),
 123   ((unsigned int)(unsigned short)I16_B9)  * ((unsigned int)(unsigned short)I16_C9),
 124   ((unsigned int)(unsigned short)I16_B10) * ((unsigned int)(unsigned short)I16_C10),
 125   ((unsigned int)(unsigned short)I16_B11) * ((unsigned int)(unsigned short)I16_C11),
 126   ((unsigned int)(unsigned short)I16_B12) * ((unsigned int)(unsigned short)I16_C12),
 127   ((unsigned int)(unsigned short)I16_B13) * ((unsigned int)(unsigned short)I16_C13),
 128   ((unsigned int)(unsigned short)I16_B14) * ((unsigned int)(unsigned short)I16_C14),
 129   ((unsigned int)(unsigned short)I16_B15) * ((unsigned int)(unsigned short)I16_C15),
 130 };
 131
 132 #ifndef ALIGN32
 133 #define ALIGN32 __attribute__((__aligned__(32)))
 134 #endif
 135
 136 #define I32_B0  1
 137 #define I32_B1  23
 138 #define I32_B2  345
 139 #define I32_B3  6789
 140 #define I32_B4  101112
 141 #define I32_B5  -13
 142 #define I32_B6  141516
 143 #define I32_B7  -1718
 144
 145 #define I32_C0  2
 146 #define I32_C1  45678910
 147 #define I32_C2  1112
 148 #define I32_C3  13
 149 #define I32_C4  14
 150 #define I32_C5  15
 151 #define I32_C6  -16
 152 #define I32_C7  17
 153
 154 union ul {
 155   long          sl[8];
 156   unsigned long ul[8];
 157 };
 158
 159 union ui {
 160   int           si[8];
 161   unsigned int  ui[8];
 162 };
 163
 164 static union ul i64_sa ALIGN32;
 165 static union ul i64_ua ALIGN32;
 166
 167 static union ui i32_b ALIGN32 = {
 168   (int)I32_B0,
 169   (int)I32_B1,
 170   (int)I32_B2,
 171   (int)I32_B3,
 172   (int)I32_B4,
 173   (int)I32_B5,
 174   (int)I32_B6,
 175   (int)I32_B7,
 176 };
 177
 178 static union ui i32_c ALIGN32 = {
 179   (int)I32_C0,
 180   (int)I32_C1,
 181   (int)I32_C2,
 182   (int)I32_C3,
 183   (int)I32_C4,
 184   (int)I32_C5,
 185   (int)I32_C6,
 186   (int)I32_C7,
 187 };
 188
 189 static long i64_sr[8] ALIGN32 = {
 190   ((long)I32_B0) * ((long)I32_C0),
 191   ((long)I32_B1) * ((long)I32_C1),
 192   ((long)I32_B2) * ((long)I32_C2),
 193   ((long)I32_B3) * ((long)I32_C3),
 194   ((long)I32_B4) * ((long)I32_C4),
 195   ((long)I32_B5) * ((long)I32_C5),
 196   ((long)I32_B6) * ((long)I32_C6),
 197   ((long)I32_B7) * ((long)I32_C7),
 198 };
 199
 200 static unsigned long i64_ur[8] ALIGN32 = {
 201   ((unsigned long)(unsigned)I32_B0) * ((unsigned long)(unsigned)I32_C0),
 202   ((unsigned long)(unsigned)I32_B1) * ((unsigned long)(unsigned)I32_C1),
 203   ((unsigned long)(unsigned)I32_B2) * ((unsigned long)(unsigned)I32_C2),
 204   ((unsigned long)(unsigned)I32_B3) * ((unsigned long)(unsigned)I32_C3),
 205   ((unsigned long)(unsigned)I32_B4) * ((unsigned long)(unsigned)I32_C4),
 206   ((unsigned long)(unsigned)I32_B5) * ((unsigned long)(unsigned)I32_C5),
 207   ((unsigned long)(unsigned)I32_B6) * ((unsigned long)(unsigned)I32_C6),
 208   ((unsigned long)(unsigned)I32_B7) * ((unsigned long)(unsigned)I32_C7),
 209 };
 210
 211
 212 int main ()
 213 {
 214   int i;
 215
 216   /* Signed 16x16 -> 32-bit tests */
 217   for (i = 0; i < 16; i++)
 218     i32_sa.si[i] = ((long)i16_b.ss[i]) * ((long)i16_c.ss[i]);
 219
 220   for (i = 0; i < 16; i++)
 221     if (i32_sa.si[i] != i32_sr[i])
 222       __builtin_abort ();
 223
 224   /* Unsigned 16x16 -> 32-bit tests */
 225   for (i = 0; i < 16; i++)
 226     i32_ua.ui[i] = ((long)i16_b.us[i]) * ((long)i16_c.us[i]);
 227
 228   for (i = 0; i < 16; i++)
 229     if (i32_ua.ui[i] != i32_ur[i])
 230       __builtin_abort ();
 231
 232   /* Signed 32x32 -> 64-bit tests */
 233   for (i = 0; i < 8; i++)
 234     i64_sa.sl[i] = ((long)i32_b.si[i]) * ((long)i32_c.si[i]);
 235
 236   for (i = 0; i < 8; i++)
 237     if (i64_sa.sl[i] != i64_sr[i])
 238       __builtin_abort ();
 239
 240   /* Unsigned 32x32 -> 64-bit tests */
 241   for (i = 0; i < 8; i++)
 242     i64_ua.ul[i] = ((long)i32_b.ui[i]) * ((long)i32_c.ui[i]);
 243
 244   for (i = 0; i < 8; i++)
 245     if (i64_ua.ul[i] != i64_ur[i])
 246       __builtin_abort ();
 247
 248   return 0;
 249 }