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Rev 318 |
Rev 338 |
/* { dg-do run } */
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/* { dg-do run } */
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/* { dg-require-effective-target sse4 } */
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/* { dg-require-effective-target sse4 } */
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/* { dg-options "-O2 -msse4.1" } */
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/* { dg-options "-O2 -msse4.1" } */
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#ifndef CHECK_H
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#ifndef CHECK_H
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#define CHECK_H "sse4_1-check.h"
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#define CHECK_H "sse4_1-check.h"
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#endif
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#endif
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#ifndef TEST
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#ifndef TEST
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#define TEST sse4_1_test
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#define TEST sse4_1_test
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#endif
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#endif
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#include CHECK_H
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#include CHECK_H
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#include <smmintrin.h>
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#include <smmintrin.h>
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#define NUM 1024
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#define NUM 1024
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static void
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static void
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TEST (void)
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TEST (void)
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{
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{
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union
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union
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{
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{
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__m128i x[NUM / 16];
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__m128i x[NUM / 16];
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char i[NUM];
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char i[NUM];
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} dst, src1, src2;
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} dst, src1, src2;
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int i, sign = 1;
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int i, sign = 1;
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char max;
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char max;
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for (i = 0; i < NUM; i++)
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for (i = 0; i < NUM; i++)
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{
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{
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src1.i[i] = i * i * sign;
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src1.i[i] = i * i * sign;
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src2.i[i] = (i + 20) * sign;
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src2.i[i] = (i + 20) * sign;
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sign = -sign;
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sign = -sign;
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}
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}
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for (i = 0; i < NUM; i += 16)
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for (i = 0; i < NUM; i += 16)
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dst.x[i / 16] = _mm_max_epi8 (src1.x[i / 16], src2.x[i / 16]);
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dst.x[i / 16] = _mm_max_epi8 (src1.x[i / 16], src2.x[i / 16]);
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for (i = 0; i < NUM; i++)
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for (i = 0; i < NUM; i++)
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{
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{
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max = src1.i[i] <= src2.i[i] ? src2.i[i] : src1.i[i];
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max = src1.i[i] <= src2.i[i] ? src2.i[i] : src1.i[i];
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if (max != dst.i[i])
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if (max != dst.i[i])
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abort ();
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abort ();
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}
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}
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}
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}
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