mirror of
https://github.com/reactos/reactos.git
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131 lines
3.2 KiB
C
131 lines
3.2 KiB
C
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/*******************************************************************************
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MIT License
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-----------
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Copyright (c) 2002-2019 Advanced Micro Devices, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this Software and associated documentaon files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*******************************************************************************/
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#include <fpieee.h>
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#include <excpt.h>
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#include <float.h>
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#include <math.h>
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#include <errno.h>
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#include "libm_new.h"
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double _sincos_special(double x, char *name, unsigned int operation)
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{
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UT64 xu;
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unsigned int is_snan;
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xu.f64 = x;
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if((xu.u64 & INF_POS_64) == INF_POS_64)
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{
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// x is Inf or NaN
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if((xu.u64 & MANTISSA_MASK_64) == 0x0)
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{
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// x is Inf
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xu.u64 = IND_64;
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_handle_error(name, operation, xu.u64, _DOMAIN, AMD_F_INVALID, EDOM, x, 0, 1);
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}
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else
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{
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// x is NaN
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is_snan = (((xu.u64 & QNAN_MASK_64) == QNAN_MASK_64) ? 0 : 1);
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if(is_snan)
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{
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xu.u64 |= QNAN_MASK_64;
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}
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_handle_error(name, operation, xu.u64, _DOMAIN, 0, EDOM, x, 0, 1);
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}
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}
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return xu.f64;
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}
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float _sincosf_special(float x, char *name, unsigned int operation)
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{
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UT64 xu;
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unsigned int is_snan;
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xu.u64 = 0;
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xu.f32[0] = x;
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if((xu.u32[0] & INF_POS_32) == INF_POS_32)
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{
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// x is Inf or NaN
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if((xu.u32[0] & MANTISSA_MASK_32) == 0x0)
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{
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// x is Inf
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xu.u32[0] = IND_32;
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_handle_errorf(name, operation, xu.u64, _DOMAIN, AMD_F_INVALID, EDOM, x, 0, 1);
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}
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else
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{
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// x is NaN
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is_snan = (((xu.u32[0] & QNAN_MASK_32) == QNAN_MASK_32) ? 0 : 1);
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if(is_snan)
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{
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xu.u32[0] |= QNAN_SET_32;
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_handle_errorf(name, operation, xu.u64, _DOMAIN, AMD_F_INVALID, EDOM, x, 0, 1);
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}
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else
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{
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_handle_errorf(name, operation, xu.u64, _DOMAIN, 0, EDOM, x, 0, 1);
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}
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}
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}
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return xu.f32[0];
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}
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float _sinf_special(float x)
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{
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return _sincosf_special(x, "sinf", _FpCodeSin);
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}
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double _sin_special(double x)
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{
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return _sincos_special(x, "sin", _FpCodeSin);
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}
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float _cosf_special(float x)
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{
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return _sincosf_special(x, "cosf", _FpCodeCos);
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}
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double _cos_special(double x)
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{
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return _sincos_special(x, "cos", _FpCodeCos);
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}
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double _tan_special(double x)
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{
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return _sincos_special(x, "tan",_FpCodeTan);
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}
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float _tanf_special(float x)
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{
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return _sincosf_special(x, "tanf",_FpCodeTan);
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}
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