/* { dg-do run { target i?86-*-* x86_64-*-* } } */
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/* { dg-do run { target i?86-*-* x86_64-*-* } } */
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/* { dg-options "-O2 -msse3" } */
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/* { dg-options "-O2 -msse3" } */
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#include <pmmintrin.h>
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#include <pmmintrin.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#include "../../gcc.dg/i386-cpuid.h"
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#include "../../gcc.dg/i386-cpuid.h"
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static void sse3_test (void);
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static void sse3_test (void);
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int
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int
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main ()
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main ()
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{
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{
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unsigned long cpu_facilities;
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unsigned long cpu_facilities;
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cpu_facilities = i386_cpuid_ecx ();
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cpu_facilities = i386_cpuid_ecx ();
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/* Run SSE3 test only if host has SSE3 support. */
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/* Run SSE3 test only if host has SSE3 support. */
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if ((cpu_facilities & bit_SSE3))
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if ((cpu_facilities & bit_SSE3))
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sse3_test ();
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sse3_test ();
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exit (0);
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exit (0);
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}
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}
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static void
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static void
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sse3_test_addsubps (float *i1, float *i2, float *r)
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sse3_test_addsubps (float *i1, float *i2, float *r)
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{
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{
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__m128 t1 = _mm_loadu_ps (i1);
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__m128 t1 = _mm_loadu_ps (i1);
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__m128 t2 = _mm_loadu_ps (i2);
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__m128 t2 = _mm_loadu_ps (i2);
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t1 = _mm_addsub_ps (t1, t2);
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t1 = _mm_addsub_ps (t1, t2);
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_mm_storeu_ps (r, t1);
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_mm_storeu_ps (r, t1);
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}
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}
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static void
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static void
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sse3_test_addsubps_subsume (float *i1, float *i2, float *r)
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sse3_test_addsubps_subsume (float *i1, float *i2, float *r)
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{
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{
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__m128 t1 = _mm_load_ps (i1);
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__m128 t1 = _mm_load_ps (i1);
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__m128 t2 = _mm_load_ps (i2);
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__m128 t2 = _mm_load_ps (i2);
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t1 = _mm_addsub_ps (t1, t2);
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t1 = _mm_addsub_ps (t1, t2);
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_mm_storeu_ps (r, t1);
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_mm_storeu_ps (r, t1);
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}
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}
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static int
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static int
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chk_ps (float *v1, float *v2)
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chk_ps (float *v1, float *v2)
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{
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{
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int i;
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int i;
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int n_fails = 0;
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int n_fails = 0;
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for (i = 0; i < 4; i++)
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for (i = 0; i < 4; i++)
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if (v1[i] != v2[i])
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if (v1[i] != v2[i])
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n_fails += 1;
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n_fails += 1;
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return n_fails;
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return n_fails;
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}
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}
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static float p1[4] __attribute__ ((aligned(16)));
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static float p1[4] __attribute__ ((aligned(16)));
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static float p2[4] __attribute__ ((aligned(16)));
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static float p2[4] __attribute__ ((aligned(16)));
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static float p3[4];
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static float p3[4];
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static float ck[4];
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static float ck[4];
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static float vals[80] =
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static float vals[80] =
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{
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{
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100.0, 200.0, 300.0, 400.0, 5.0, -1.0, .345, -21.5,
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100.0, 200.0, 300.0, 400.0, 5.0, -1.0, .345, -21.5,
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1100.0, 0.235, 321.3, 53.40, 0.3, 10.0, 42.0, 32.52,
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1100.0, 0.235, 321.3, 53.40, 0.3, 10.0, 42.0, 32.52,
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32.6, 123.3, 1.234, 2.156, 0.1, 3.25, 4.75, 32.44,
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32.6, 123.3, 1.234, 2.156, 0.1, 3.25, 4.75, 32.44,
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12.16, 52.34, 64.12, 71.13, -.1, 2.30, 5.12, 3.785,
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12.16, 52.34, 64.12, 71.13, -.1, 2.30, 5.12, 3.785,
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541.3, 321.4, 231.4, 531.4, 71., 321., 231., -531.,
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541.3, 321.4, 231.4, 531.4, 71., 321., 231., -531.,
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23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45,
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23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45,
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23.45, -1.43, -6.74, 6.345, -20.1, -20.1, -40.1, -40.1,
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23.45, -1.43, -6.74, 6.345, -20.1, -20.1, -40.1, -40.1,
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1.234, 2.345, 3.456, 4.567, 5.678, 6.789, 7.891, 8.912,
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1.234, 2.345, 3.456, 4.567, 5.678, 6.789, 7.891, 8.912,
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-9.32, -8.41, -7.50, -6.59, -5.68, -4.77, -3.86, -2.95,
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-9.32, -8.41, -7.50, -6.59, -5.68, -4.77, -3.86, -2.95,
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9.32, 8.41, 7.50, 6.59, -5.68, -4.77, -3.86, -2.95
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9.32, 8.41, 7.50, 6.59, -5.68, -4.77, -3.86, -2.95
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};
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};
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static void
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static void
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sse3_test (void)
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sse3_test (void)
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{
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{
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int i;
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int i;
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int fail = 0;
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int fail = 0;
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for (i = 0; i < 80; i += 8)
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for (i = 0; i < 80; i += 8)
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{
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{
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p1[0] = vals[i+0];
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p1[0] = vals[i+0];
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p1[1] = vals[i+1];
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p1[1] = vals[i+1];
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p1[2] = vals[i+2];
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p1[2] = vals[i+2];
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p1[3] = vals[i+3];
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p1[3] = vals[i+3];
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p2[0] = vals[i+4];
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p2[0] = vals[i+4];
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p2[1] = vals[i+5];
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p2[1] = vals[i+5];
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p2[2] = vals[i+6];
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p2[2] = vals[i+6];
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p2[3] = vals[i+7];
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p2[3] = vals[i+7];
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ck[0] = p1[0] - p2[0];
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ck[0] = p1[0] - p2[0];
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ck[1] = p1[1] + p2[1];
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ck[1] = p1[1] + p2[1];
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ck[2] = p1[2] - p2[2];
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ck[2] = p1[2] - p2[2];
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ck[3] = p1[3] + p2[3];
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ck[3] = p1[3] + p2[3];
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sse3_test_addsubps (p1, p2, p3);
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sse3_test_addsubps (p1, p2, p3);
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fail += chk_ps (ck, p3);
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fail += chk_ps (ck, p3);
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sse3_test_addsubps_subsume (p1, p2, p3);
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sse3_test_addsubps_subsume (p1, p2, p3);
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fail += chk_ps (ck, p3);
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fail += chk_ps (ck, p3);
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}
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}
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if (fail != 0)
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if (fail != 0)
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abort ();
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abort ();
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}
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}
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