77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/* { dg-do run } */
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/* { dg-options "-O2 -msse2" } */
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#include "sse2-check.h"
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#ifdef DEBUG
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#include <stdio.h>
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#endif
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#include <emmintrin.h>
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static void
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__attribute__((noinline))
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check (__m128i x, unsigned char *v, int j)
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{
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union
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{
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__m128i x;
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unsigned char i[16];
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} u;
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unsigned int i;
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u.x = x;
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for (i = 0; i < sizeof (v) / sizeof (v[0]); i++)
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if (i == j)
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{
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if (v[i] != u.i[i])
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{
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#ifdef DEBUG
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printf ("%i: 0x%x != 0x%x\n", i, v[i], u.i[i]);
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#endif
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abort ();
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}
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}
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else if (u.i[i] != 0)
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{
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#ifdef DEBUG
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printf ("%i: 0x%x != 0\n", i, u.i[i]);
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#endif
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abort ();
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}
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}
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static void
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__attribute__((noinline))
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test (unsigned char *v)
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{
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__m128i x;
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, v[0]);
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check (x, v, 0);
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, v[1], 0);
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check (x, v, 1);
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, v[2], 0, 0);
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check (x, v, 2);
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, v[3], 0, 0, 0);
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check (x, v, 3);
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, v[4], 0, 0, 0, 0);
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check (x, v, 4);
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, v[5], 0, 0, 0, 0, 0);
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check (x, v, 5);
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, 0, v[6], 0, 0, 0, 0, 0, 0);
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check (x, v, 6);
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x = _mm_set_epi8 (0, 0, 0, 0, 0, 0, 0, 0, v[7], 0, 0, 0, 0, 0, 0, 0);
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check (x, v, 7);
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}
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static void
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sse2_test (void)
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{
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unsigned char v[16]
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= { 0x7B, 0x5B, 0x54, 0x65, 0x73, 0x74, 0x56, 0x65,
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0x63, 0x74, 0x6F, 0x72, 0x5D, 0x53, 0x47, 0x5D };
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test (v);
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}
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