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123 lines
3.9 KiB
C
123 lines
3.9 KiB
C
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/***********************************************************************************/
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/** MIT License **/
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/** ----------- **/
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/** **/
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/** Copyright (c) 2002-2019 Advanced Micro Devices, Inc. **/
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/** **/
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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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/** **/
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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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/** **/
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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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#ifndef __LIBM_NEW_H__
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#define __LIBM_NEW_H__
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// Defines, protos, etc for *new* math funcs updated by AMD 11/2008
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// Old files will continue to include libm_util.h, libm.h, libm_inlines.h
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// until such time as these have all been refreshed w/ new versions.
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typedef float F32;
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typedef unsigned int U32;
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typedef double F64;
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typedef unsigned long long U64;
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union UT32_
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{
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F32 f32;
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U32 u32;
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};
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union UT64_
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{
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F64 f64;
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U64 u64;
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F32 f32[2];
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U32 u32[2];
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};
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typedef union UT32_ UT32;
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typedef union UT64_ UT64;
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#define SIGN_MASK_32 0x80000000
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#define MANTISSA_MASK_32 0x007fffff
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#define EXPONENT_MASK_32 0x7f800000
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#define QNAN_MASK_32 0x00400000
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#define INF_POS_32 0x7f800000
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#define INF_NEG_32 0xff800000
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#define QNAN_POS_32 0x7fc00000
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#define QNAN_NEG_32 0xffc00000
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#define IND_32 0xffc00000
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#define EXPONENT_FULL_32 0x7f800000
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#define SIGN_SET_32 0x80000000
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#define QNAN_SET_32 0x00400000
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#define INF_POS_64 0x7ff0000000000000
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#define INF_NEG_64 0xfff0000000000000
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#define MANTISSA_MASK_64 0x000fffffffffffff
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#define SIGN_MASK_64 0x8000000000000000
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#define IND_64 0xfff8000000000000
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#define QNAN_MASK_64 0x0008000000000000
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// constants for 'flags' argument of _handle_error and _handle_errorf
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#define AMD_F_INEXACT 0x00000010
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#define AMD_F_OVERFLOW 0x00000001
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#define AMD_F_UNDERFLOW 0x00000002
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#define AMD_F_DIVBYZERO 0x00000004
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#define AMD_F_INVALID 0x00000008
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// define the Microsoft specific error handling routine
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// Note to mainainers:
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// These prototypes may appear, at first glance, to differ from the versions
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// declared in libm_inlines.h and defined in libm_error.c. The third
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// parameter appears to have changed type from unsigned long to unsigned long
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// long. In fact they are the same because in both of the aforementioned
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// files, long has been #defined to __int64 in a most cowardly fashion. This
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// disgusts me. The buck stops here. - MAS
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double _handle_error(
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char *fname,
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int opcode,
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unsigned long long value,
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int type,
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int flags,
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int error,
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double arg1,
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double arg2,
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int nargs
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);
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float _handle_errorf(
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char *fname,
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int opcode,
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unsigned long long value,
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int type,
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int flags,
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int error,
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float arg1,
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float arg2,
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int nargs
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);
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#endif // __LIBM_NEW_H
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