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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [gcc/] [testsuite/] [gcc.target/] [i386/] [ssse3-pshufb.c] - Rev 839
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/* { dg-do run } */ /* { dg-require-effective-target ssse3 } */ /* { dg-options "-O2 -fno-strict-aliasing -mssse3" } */ #ifndef CHECK_H #define CHECK_H "ssse3-check.h" #endif #ifndef TEST #define TEST ssse3_test #endif #include CHECK_H #include "ssse3-vals.h" #include <tmmintrin.h> #ifndef __AVX__ /* Test the 64-bit form */ static void ssse3_test_pshufb (int *i1, int *i2, int *r) { __m64 t1 = *(__m64 *) i1; __m64 t2 = *(__m64 *) i2; *(__m64 *)r = _mm_shuffle_pi8 (t1, t2); _mm_empty (); } #endif /* Test the 128-bit form */ static void ssse3_test_pshufb128 (int *i1, int *i2, int *r) { /* Assumes incoming pointers are 16-byte aligned */ __m128i t1 = *(__m128i *) i1; __m128i t2 = *(__m128i *) i2; *(__m128i *)r = _mm_shuffle_epi8 (t1, t2); } #ifndef __AVX__ /* Routine to manually compute the results */ static void compute_correct_result_64 (int *i1, int *i2, int *r) { char *b1 = (char *) i1; char *b2 = (char *) i2; char *bout = (char *) r; int i; char select; for (i = 0; i < 16; i++) { select = b2[i]; if (select & 0x80) bout[i] = 0; else if (i < 8) bout[i] = b1[select & 0x7]; else bout[i] = b1[8 + (select & 0x7)]; } } #endif static void compute_correct_result_128 (int *i1, int *i2, int *r) { char *b1 = (char *) i1; char *b2 = (char *) i2; char *bout = (char *) r; int i; char select; for (i = 0; i < 16; i++) { select = b2[i]; if (select & 0x80) bout[i] = 0; else bout[i] = b1[select & 0xf]; } } static void TEST (void) { int i; int r [4] __attribute__ ((aligned(16))); int ck [4]; int fail = 0; for (i = 0; i < 256; i += 8) { #ifndef __AVX__ /* Manually compute the result */ compute_correct_result_64 (&vals[i + 0], &vals[i + 4], ck); /* Run the 64-bit tests */ ssse3_test_pshufb (&vals[i + 0], &vals[i + 4], &r[0]); ssse3_test_pshufb (&vals[i + 2], &vals[i + 6], &r[2]); fail += chk_128 (ck, r); #endif /* Recompute the result for 128-bits */ compute_correct_result_128 (&vals[i + 0], &vals[i + 4], ck); /* Run the 128-bit tests */ ssse3_test_pshufb128 (&vals[i + 0], &vals[i + 4], r); fail += chk_128 (ck, r); } if (fail != 0) abort (); }
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