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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.target/] [i386/] [sse3-hsubps.c] - Rev 149
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/* { dg-do run { target i?86-*-* x86_64-*-* } } */ /* { dg-options "-O2 -msse3" } */ #include <pmmintrin.h> #include <stdlib.h> #include "../../gcc.dg/i386-cpuid.h" static void sse3_test (void); int main () { unsigned long cpu_facilities; cpu_facilities = i386_cpuid_ecx (); /* Run SSE3 test only if host has SSE3 support. */ if ((cpu_facilities & bit_SSE3)) sse3_test (); exit (0); } static void sse3_test_hsubps (float *i1, float *i2, float *r) { __m128 t1 = _mm_loadu_ps (i1); __m128 t2 = _mm_loadu_ps (i2); t1 = _mm_hsub_ps (t1, t2); _mm_storeu_ps (r, t1); } static void sse3_test_hsubps_subsume (float *i1, float *i2, float *r) { __m128 t1 = _mm_load_ps (i1); __m128 t2 = _mm_load_ps (i2); t1 = _mm_hsub_ps (t1, t2); _mm_storeu_ps (r, t1); } static int chk_ps (float *v1, float *v2) { int i; int n_fails = 0; for (i = 0; i < 4; i++) { if (v1[i] != v2[i]) { n_fails += 1; } } return n_fails; } static float p1[4] __attribute__ ((aligned(16))); static float p2[4] __attribute__ ((aligned(16))); static float p3[4]; static float ck[4]; static float vals[80] = { 100.0, 200.0, 300.0, 400.0, 5.0, -1.0, .345, -21.5, 1100.0, 0.235, 321.3, 53.40, 0.3, 10.0, 42.0, 32.52, 32.6, 123.3, 1.234, 2.156, 0.1, 3.25, 4.75, 32.44, 12.16, 52.34, 64.12, 71.13, -.1, 2.30, 5.12, 3.785, 541.3, 321.4, 231.4, 531.4, 71., 321., 231., -531., 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, -1.43, -6.74, 6.345, -20.1, -20.1, -40.1, -40.1, 1.234, 2.345, 3.456, 4.567, 5.678, 6.789, 7.891, 8.912, -9.32, -8.41, -7.50, -6.59, -5.68, -4.77, -3.86, -2.95, 9.32, 8.41, 7.50, 6.59, -5.68, -4.77, -3.86, -2.95 }; static void sse3_test (void) { int i; int fail = 0; for (i = 0; i < 80; i += 8) { p1[0] = vals[i+0]; p1[1] = vals[i+1]; p1[2] = vals[i+2]; p1[3] = vals[i+3]; p2[0] = vals[i+4]; p2[1] = vals[i+5]; p2[2] = vals[i+6]; p2[3] = vals[i+7]; ck[0] = p1[0] - p1[1]; ck[1] = p1[2] - p1[3]; ck[2] = p2[0] - p2[1]; ck[3] = p2[2] - p2[3]; sse3_test_hsubps (p1, p2, p3); fail += chk_ps (ck, p3); sse3_test_hsubps_subsume (p1, p2, p3); fail += chk_ps (ck, p3); } if (fail != 0) abort (); }
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