reactos/sdk/lib/crt/math/libm_sse2/libm_new.h
2022-12-01 15:21:59 +02:00

123 lines
3.9 KiB
C

/***********************************************************************************/
/** MIT License **/
/** ----------- **/
/** **/
/** Copyright (c) 2002-2019 Advanced Micro Devices, Inc. **/
/** **/
/** Permission is hereby granted, free of charge, to any person obtaining a copy **/
/** of this Software and associated documentaon files (the "Software"), to deal **/
/** in the Software without restriction, including without limitation the rights **/
/** to use, copy, modify, merge, publish, distribute, sublicense, and/or sell **/
/** copies of the Software, and to permit persons to whom the Software is **/
/** furnished to do so, subject to the following conditions: **/
/** **/
/** The above copyright notice and this permission notice shall be included in **/
/** all copies or substantial portions of the Software. **/
/** **/
/** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR **/
/** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, **/
/** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE **/
/** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER **/
/** LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, **/
/** OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN **/
/** THE SOFTWARE. **/
/***********************************************************************************/
#ifndef __LIBM_NEW_H__
#define __LIBM_NEW_H__
// Defines, protos, etc for *new* math funcs updated by AMD 11/2008
// Old files will continue to include libm_util.h, libm.h, libm_inlines.h
// until such time as these have all been refreshed w/ new versions.
typedef float F32;
typedef unsigned int U32;
typedef double F64;
typedef unsigned long long U64;
union UT32_
{
F32 f32;
U32 u32;
};
union UT64_
{
F64 f64;
U64 u64;
F32 f32[2];
U32 u32[2];
};
typedef union UT32_ UT32;
typedef union UT64_ UT64;
#define SIGN_MASK_32 0x80000000
#define MANTISSA_MASK_32 0x007fffff
#define EXPONENT_MASK_32 0x7f800000
#define QNAN_MASK_32 0x00400000
#define INF_POS_32 0x7f800000
#define INF_NEG_32 0xff800000
#define QNAN_POS_32 0x7fc00000
#define QNAN_NEG_32 0xffc00000
#define IND_32 0xffc00000
#define EXPONENT_FULL_32 0x7f800000
#define SIGN_SET_32 0x80000000
#define QNAN_SET_32 0x00400000
#define INF_POS_64 0x7ff0000000000000
#define INF_NEG_64 0xfff0000000000000
#define MANTISSA_MASK_64 0x000fffffffffffff
#define SIGN_MASK_64 0x8000000000000000
#define IND_64 0xfff8000000000000
#define QNAN_MASK_64 0x0008000000000000
// constants for 'flags' argument of _handle_error and _handle_errorf
#define AMD_F_INEXACT 0x00000010
#define AMD_F_OVERFLOW 0x00000001
#define AMD_F_UNDERFLOW 0x00000002
#define AMD_F_DIVBYZERO 0x00000004
#define AMD_F_INVALID 0x00000008
// define the Microsoft specific error handling routine
// Note to mainainers:
// These prototypes may appear, at first glance, to differ from the versions
// declared in libm_inlines.h and defined in libm_error.c. The third
// parameter appears to have changed type from unsigned long to unsigned long
// long. In fact they are the same because in both of the aforementioned
// files, long has been #defined to __int64 in a most cowardly fashion. This
// disgusts me. The buck stops here. - MAS
double _handle_error(
char *fname,
int opcode,
unsigned long long value,
int type,
int flags,
int error,
double arg1,
double arg2,
int nargs
);
float _handle_errorf(
char *fname,
int opcode,
unsigned long long value,
int type,
int flags,
int error,
float arg1,
float arg2,
int nargs
);
#endif // __LIBM_NEW_H