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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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#include "sse4_1-check.h"
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#include "sse4_1-check.h"
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#ifdef DEBUG
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#ifdef DEBUG
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#include <stdio.h>
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#include <stdio.h>
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#endif
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#endif
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#include <xmmintrin.h>
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#include <xmmintrin.h>
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static void
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static void
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__attribute__((noinline))
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__attribute__((noinline))
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test (float *v)
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test (float *v)
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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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__m128 x;
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__m128 x;
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float f[4];
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float f[4];
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} u;
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} u;
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unsigned int i;
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unsigned int i;
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u.x = _mm_set_ps (v[3], v[2], v[1], v[0]);
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u.x = _mm_set_ps (v[3], v[2], v[1], v[0]);
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for (i = 0; i < sizeof (v) / sizeof (v[0]); i++)
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for (i = 0; i < sizeof (v) / sizeof (v[0]); i++)
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if (v[i] != u.f[i])
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if (v[i] != u.f[i])
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{
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{
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#ifdef DEBUG
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#ifdef DEBUG
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printf ("%i: %f != %f\n", i, v[i], u.f[i]);
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printf ("%i: %f != %f\n", i, v[i], u.f[i]);
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#endif
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#endif
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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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static void
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static void
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sse4_1_test (void)
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sse4_1_test (void)
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{
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{
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float v[4] = { -3, 2, 1, 9 };
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float v[4] = { -3, 2, 1, 9 };
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test (v);
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test (v);
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}
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}
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