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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [sse-2.c] - Rev 329
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/* { dg-do compile } */ /* { dg-options "-O3 -msse" } */ /* { dg-require-effective-target sse } */ #include <xmmintrin.h> static const __m128 v_sign = {-.0f, -.0f, -.0f, -.0f}; static const __m128 v_half = {0.5f, 0.5f, 0.5f, 0.5f}; static const __m128 v_one = {1.0f, 1.0f, 1.0f, 1.0f}; static inline __m128 insn_ABS (__m128 a) { return _mm_andnot_ps (v_sign, a); } __m128 voodoo (__m128 a) { __m128 x = insn_ABS (a), y = _mm_rsqrt_ps (x); y = _mm_add_ps (_mm_mul_ps (_mm_sub_ps (_mm_setzero_ps(), _mm_sub_ps (_mm_mul_ps (x, _mm_add_ps (_mm_mul_ps (y, y), _mm_setzero_ps())), v_one)), _mm_add_ps (_mm_mul_ps (y, v_half), _mm_setzero_ps())), y); return y; }
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