gcc/testsuite/gcc.target/i386/sse2-pinsrw.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target sse2 } */
   3 /* { dg-options "-O2 -msse2" } */
   4
   5 #ifndef CHECK_H
   6 #define CHECK_H "sse2-check.h"
   7 #endif
   8
   9 #ifndef TEST
  10 #define TEST sse2_test
  11 #endif
  12
  13 #include CHECK_H
  14
  15 #include <emmintrin.h>
  16 #include <string.h>
  17
  18 #define msk0 0x00
  19 #define msk1 0x01
  20 #define msk2 0x02
  21 #define msk3 0x03
  22 #define msk4 0x04
  23 #define msk5 0x05
  24 #define msk6 0x06
  25 #define msk7 0x07
  26
  27 static void
  28 TEST (void)
  29 {
  30   union
  31     {
  32       __m128i x;
  33       unsigned int i[4];
  34       unsigned short s[8];
  35     } res [8], val, tmp;
  36   int masks[8];
  37   unsigned short ins[4] = { 3, 4, 5, 6 };
  38   int i;
  39
  40   val.i[0] = 0x35251505;
  41   val.i[1] = 0x75655545;
  42   val.i[2] = 0xB5A59585;
  43   val.i[3] = 0xF5E5D5C5;
  44
  45   /* Check pinsrw imm8, r32, xmm.  */
  46   res[0].x = _mm_insert_epi16 (val.x, ins[0], msk0);
  47   res[1].x = _mm_insert_epi16 (val.x, ins[0], msk1);
  48   res[2].x = _mm_insert_epi16 (val.x, ins[0], msk2);
  49   res[3].x = _mm_insert_epi16 (val.x, ins[0], msk3);
  50   res[4].x = _mm_insert_epi16 (val.x, ins[0], msk4);
  51   res[5].x = _mm_insert_epi16 (val.x, ins[0], msk5);
  52   res[6].x = _mm_insert_epi16 (val.x, ins[0], msk6);
  53   res[7].x = _mm_insert_epi16 (val.x, ins[0], msk7);
  54
  55   masks[0] = msk0;
  56   masks[1] = msk1;
  57   masks[2] = msk2;
  58   masks[3] = msk3;
  59   masks[4] = msk4;
  60   masks[5] = msk5;
  61   masks[6] = msk6;
  62   masks[7] = msk7;
  63
  64   for (i = 0; i < 8; i++)
  65     {
  66       tmp.x = val.x;
  67       tmp.s[masks[i]] = ins[0];
  68       if (memcmp (&tmp, &res[i], sizeof (tmp)))
  69         abort ();
  70     }
  71
  72   /* Check pinsrw imm8, m16, xmm.  */
  73   for (i = 0; i < 8; i++)
  74     {
  75       res[i].x = _mm_insert_epi16 (val.x, ins[i % 2], msk0);
  76       masks[i] = msk0;
  77     }
  78
  79   for (i = 0; i < 8; i++)
  80     {
  81       tmp.x = val.x;
  82       tmp.s[masks[i]] = ins[i % 2];
  83       if (memcmp (&tmp, &res[i], sizeof (tmp)))
  84         abort ();
  85     }
  86 }