gcc/testsuite/gcc.target/i386/pclmulqdq.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target pclmul } */
   3 /* { dg-options "-O2 -mpclmul" } */
   4
   5 #ifndef CHECK_H
   6 #define CHECK_H "pclmul-check.h"
   7 #endif
   8
   9 #ifndef TEST
  10 #define TEST pclmul_test
  11 #endif
  12
  13 #include CHECK_H
  14
  15 #include <wmmintrin.h>
  16 #include <string.h>
  17
  18 extern void abort (void);
  19
  20 #define NUM 1024
  21
  22 static __m128i s1[NUM];
  23 static __m128i s2[NUM];
  24 /* We need this array to generate mem form of inst */
  25 static __m128i s2m[NUM];
  26
  27 static __m128i e_00[NUM];
  28 static __m128i e_01[NUM];
  29 static __m128i e_10[NUM];
  30 static __m128i e_11[NUM];
  31
  32 static __m128i d_00[NUM];
  33 static __m128i d_01[NUM];
  34 static __m128i d_10[NUM];
  35 static __m128i d_11[NUM];
  36
  37 /* Initialize input/output vectors.  (Currently, there is only one set
  38    of input/output vectors).  */
  39 static void
  40 init_data (__m128i *ls1,   __m128i *ls2, __m128i *le_00, __m128i *le_01,
  41            __m128i *le_10, __m128i *le_11)
  42 {
  43   int i;
  44
  45   for (i = 0; i < NUM; i++)
  46     {
  47       ls1[i] = _mm_set_epi32 (0x7B5B5465, 0x73745665,
  48                               0x63746F72, 0x5D53475D);
  49       ls2[i] = _mm_set_epi32 (0x48692853, 0x68617929,
  50                               0x5B477565, 0x726F6E5D);
  51       s2m[i] = _mm_set_epi32 (0x48692853, 0x68617929,
  52                               0x5B477565, 0x726F6E5D);
  53       le_00[i] = _mm_set_epi32 (0x1D4D84C8, 0x5C3440C0,
  54                                 0x929633D5, 0xD36F0451);
  55       le_01[i] = _mm_set_epi32 (0x1A2BF6DB, 0x3A30862F,
  56                                 0xBABF262D, 0xF4B7D5C9);
  57       le_10[i] = _mm_set_epi32 (0x1BD17C8D, 0x556AB5A1,
  58                                 0x7FA540AC, 0x2A281315);
  59       le_11[i] = _mm_set_epi32 (0x1D1E1F2C, 0x592E7C45,
  60                                 0xD66EE03E, 0x410FD4ED);
  61     }
  62 }
  63
  64 static void
  65 TEST (void)
  66 {
  67   int i;
  68
  69   init_data (s1, s2, e_00, e_01, e_10, e_11);
  70
  71   for (i = 0; i < NUM; i += 2)
  72     {
  73       d_00[i] = _mm_clmulepi64_si128 (s1[i], s2m[i], 0x00);
  74       d_01[i] = _mm_clmulepi64_si128 (s1[i], s2[i], 0x01);
  75       d_10[i] = _mm_clmulepi64_si128 (s1[i], s2[i], 0x10);
  76       d_11[i] = _mm_clmulepi64_si128 (s1[i], s2[i], 0x11);
  77
  78       d_11[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2[i + 1], 0x11);
  79       d_00[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2[i + 1], 0x00);
  80       d_10[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2m[i + 1], 0x10);
  81       d_01[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2[i + 1], 0x01);
  82     }
  83
  84   for (i = 0; i < NUM; i++)
  85     {
  86       if (memcmp (d_00 + i, e_00 + i, sizeof (__m128i)))
  87         abort ();
  88       if (memcmp (d_01 + i, e_01 + i, sizeof (__m128i)))
  89         abort ();
  90       if (memcmp (d_10 + i, e_10 + i, sizeof (__m128i)))
  91         abort ();
  92       if (memcmp(d_11 + i, e_11 + i, sizeof (__m128i)))
  93         abort ();
  94     }
  95 }