gcc/testsuite/gcc.target/i386/sse4_1-insertps-4.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sse4 } */
   3 /* { dg-options "-O2 -msse4.1" } */
   4
   5 #ifndef CHECK_H
   6 #define CHECK_H "sse4_1-check.h"
   7 #endif
   8
   9 #ifndef TEST
  10 #define TEST sse4_1_test
  11 #endif
  12
  13 #include CHECK_H
  14
  15 #include <smmintrin.h>
  16 #include <string.h>
  17
  18 #define msk0 0x41
  19 #define msk1 0x90
  20 #define msk2 0xe9
  21 #define msk3 0x70
  22
  23 #define msk4 0xFC
  24 #define msk5 0x05
  25 #define msk6 0x0A
  26 #define msk7 0x0F
  27
  28 union
  29   {
  30     __m128 x;
  31     float f[4];
  32   } val1;
  33
  34 static void
  35 TEST (void)
  36 {
  37   union
  38     {
  39       __m128 x;
  40       float f[4];
  41     } res[8], val2, tmp;
  42   int masks[8];
  43   int i, j;
  44
  45   val2.f[0] = 55.0;
  46   val2.f[1] = 55.0;
  47   val2.f[2] = 55.0;
  48   val2.f[3] = 55.0;
  49
  50   val1.f[0] = 1.;
  51   val1.f[1] = 2.;
  52   val1.f[2] = 3.;
  53   val1.f[3] = 4.;
  54
  55   asm volatile ("" : "+m" (val1));
  56   res[0].x = _mm_insert_ps (val2.x, val1.x, msk0);
  57   asm volatile ("" : "+m" (val1));
  58   res[1].x = _mm_insert_ps (val2.x, val1.x, msk1);
  59   asm volatile ("" : "+m" (val1));
  60   res[2].x = _mm_insert_ps (val2.x, val1.x, msk2);
  61   asm volatile ("" : "+m" (val1));
  62   res[3].x = _mm_insert_ps (val2.x, val1.x, msk3);
  63
  64   masks[0] = msk0;
  65   masks[1] = msk1;
  66   masks[2] = msk2;
  67   masks[3] = msk3;
  68
  69   for (i = 0; i < 4; i++)
  70     {
  71       asm volatile ("" : "+m" (val1));
  72       res[i + 4].x = _mm_insert_ps (val2.x, val1.x, msk4);
  73     }
  74
  75   masks[4] = msk4;
  76   masks[5] = msk4;
  77   masks[6] = msk4;
  78   masks[7] = msk4;
  79
  80   for (i=0; i < 8; i++)
  81     {
  82       tmp = val2;
  83       tmp.f[(masks[i] & 0x30) >> 4] = val1.f[(masks[i] & 0xC0) >> 6];
  84
  85       for (j = 0; j < 4; j++)
  86         if (masks[i] & (0x1 << j))
  87           tmp.f[j] = 0.f;
  88
  89       if (memcmp (&res[i], &tmp, sizeof (tmp)))
  90         abort ();
  91     }
  92 }