diff options
Diffstat (limited to 'libc/include/llvm-libc-macros/stdfix-macros.h')
| -rw-r--r-- | libc/include/llvm-libc-macros/stdfix-macros.h | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/libc/include/llvm-libc-macros/stdfix-macros.h b/libc/include/llvm-libc-macros/stdfix-macros.h new file mode 100644 index 000000000000..04097e14e974 --- /dev/null +++ b/libc/include/llvm-libc-macros/stdfix-macros.h @@ -0,0 +1,367 @@ +//===-- Definitions from stdfix.h -----------------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_LIBC_MACROS_STDFIX_MACROS_H +#define LLVM_LIBC_MACROS_STDFIX_MACROS_H + +#ifdef __FRACT_FBIT__ +// _Fract and _Accum types are available +#define LIBC_COMPILER_HAS_FIXED_POINT +#endif // __FRACT_FBIT__ + +#ifdef LIBC_COMPILER_HAS_FIXED_POINT + +#define fract _Fract +#define accum _Accum +#define sat _Sat + +// Default values: from ISO/IEC TR 18037:2008 standard - Annex A.3 - Typical +// desktop processor. + +#ifdef __SFRACT_FBIT__ +#define SFRACT_FBIT __SFRACT_FBIT__ +#else +#define SFRACT_FBIT 7 +#endif // SFRACT_FBIT + +#ifdef __SFRACT_MIN__ +#define SFRACT_MIN __SFRACT_MIN__ +#else +#define SFRACT_MIN (-0.5HR - 0.5HR) +#endif // SFRACT_MIN + +#ifdef __SFRACT_MAX__ +#define SFRACT_MAX __SFRACT_MAX__ +#else +#define SFRACT_MAX 0x1.FCp-1HR +#endif // SFRACT_MAX + +#ifdef __SFRACT_EPSILON__ +#define SFRACT_EPSILON __SFRACT_EPSILON__ +#else +#define SFRACT_EPSILON 0x1.0p-7HR +#endif // SFRACT_EPSILON + +#ifdef __USFRACT_FBIT__ +#define USFRACT_FBIT __USFRACT_FBIT__ +#else +#define USFRACT_FBIT 8 +#endif // USFRACT_FBIT + +#define USFRACT_MIN 0.0UHR + +#ifdef __USFRACT_MAX__ +#define USFRACT_MAX __USFRACT_MAX__ +#else +#define USFRACT_MAX 0x1.FEp-1UHR +#endif // USFRACT_MAX + +#ifdef __USFRACT_EPSILON__ +#define USFRACT_EPSILON __USFRACT_EPSILON__ +#else +#define USFRACT_EPSILON 0x1.0p-8UHR +#endif // USFRACT_EPSILON + +#ifdef __FRACT_FBIT__ +#define FRACT_FBIT __FRACT_FBIT__ +#else +#define FRACT_FBIT 15 +#endif // FRACT_FBIT + +#ifdef __FRACT_MIN__ +#define FRACT_MIN __FRACT_MIN__ +#else +#define FRACT_MIN (-0.5R - 0.5R) +#endif // FRACT_MIN + +#ifdef __FRACT_MAX__ +#define FRACT_MAX __FRACT_MAX__ +#else +#define FRACT_MAX 0x1.FFFCp-1R +#endif // FRACT_MAX + +#ifdef __FRACT_EPSILON__ +#define FRACT_EPSILON __FRACT_EPSILON__ +#else +#define FRACT_EPSILON 0x1.0p-15R +#endif // FRACT_EPSILON + +#ifdef __UFRACT_FBIT__ +#define UFRACT_FBIT __UFRACT_FBIT__ +#else +#define UFRACT_FBIT 16 +#endif // UFRACT_FBIT + +#define UFRACT_MIN 0.0UR + +#ifdef __UFRACT_MAX__ +#define UFRACT_MAX __UFRACT_MAX__ +#else +#define UFRACT_MAX 0x1.FFFEp-1UR +#endif // UFRACT_MAX + +#ifdef __UFRACT_EPSILON__ +#define UFRACT_EPSILON __UFRACT_EPSILON__ +#else +#define UFRACT_EPSILON 0x1.0p-16UR +#endif // UFRACT_EPSILON + +#ifdef __LFRACT_FBIT__ +#define LFRACT_FBIT __LFRACT_FBIT__ +#else +#define LFRACT_FBIT 31 +#endif // LFRACT_FBIT + +#ifdef __LFRACT_MIN__ +#define LFRACT_MIN __LFRACT_MIN__ +#else +#define LFRACT_MIN (-0.5LR - 0.5LR) +#endif // LFRACT_MIN + +#ifdef __LFRACT_MAX__ +#define LFRACT_MAX __LFRACT_MAX__ +#else +#define LFRACT_MAX 0x1.FFFFFFFCp-1LR +#endif // LFRACT_MAX + +#ifdef __LFRACT_EPSILON__ +#define LFRACT_EPSILON __LFRACT_EPSILON__ +#else +#define LFRACT_EPSILON 0x1.0p-31LR +#endif // LFRACT_EPSILON + +#ifdef __ULFRACT_FBIT__ +#define ULFRACT_FBIT __ULFRACT_FBIT__ +#else +#define ULFRACT_FBIT 32 +#endif // ULFRACT_FBIT + +#define ULFRACT_MIN 0.0ULR + +#ifdef __ULFRACT_MAX__ +#define ULFRACT_MAX __ULFRACT_MAX__ +#else +#define ULFRACT_MAX 0x1.FFFFFFFEp-1ULR +#endif // ULFRACT_MAX + +#ifdef __ULFRACT_EPSILON__ +#define ULFRACT_EPSILON __ULFRACT_EPSILON__ +#else +#define ULFRACT_EPSILON 0x1.0p-32ULR +#endif // ULFRACT_EPSILON + +#ifdef __SACCUM_FBIT__ +#define SACCUM_FBIT __SACCUM_FBIT__ +#else +#define SACCUM_FBIT 7 +#endif // SACCUM_FBIT + +#ifdef __SACCUM_IBIT__ +#define SACCUM_IBIT __SACCUM_IBIT__ +#else +#define SACCUM_IBIT 8 +#endif // SACCUM_IBIT + +#ifdef __SACCUM_MIN__ +#define SACCUM_MIN __SACCUM_MIN__ +#else +#define SACCUM_MIN (-0x1.0p+7HK - 0x1.0p+7HK) +#endif // SACCUM_MIN + +#ifdef __SACCUM_MAX__ +#define SACCUM_MAX __SACCUM_MAX__ +#else +#define SACCUM_MAX 0x1.FFFCp+7HK +#endif // SACCUM_MAX + +#ifdef __SACCUM_EPSILON__ +#define SACCUM_EPSILON __SACCUM_EPSILON__ +#else +#define SACCUM_EPSILON 0x1.0p-7HK +#endif // SACCUM_EPSILON + +#ifdef __USACCUM_FBIT__ +#define USACCUM_FBIT __USACCUM_FBIT__ +#else +#define USACCUM_FBIT 8 +#endif // USACCUM_FBIT + +#ifdef __USACCUM_IBIT__ +#define USACCUM_IBIT __USACCUM_IBIT__ +#else +#define USACCUM_IBIT 8 +#endif // USACCUM_IBIT + +#define USACCUM_MIN 0.0UHK + +#ifdef __USACCUM_MAX__ +#define USACCUM_MAX __USACCUM_MAX__ +#else +#define USACCUM_MAX 0x1.FFFEp+7UHK +#endif // USACCUM_MAX + +#ifdef __USACCUM_EPSILON__ +#define USACCUM_EPSILON __USACCUM_EPSILON__ +#else +#define USACCUM_EPSILON 0x1.0p-8UHK +#endif // USACCUM_EPSILON + +#ifdef __ACCUM_FBIT__ +#define ACCUM_FBIT __ACCUM_FBIT__ +#else +#define ACCUM_FBIT 15 +#endif // ACCUM_FBIT + +#ifdef __ACCUM_IBIT__ +#define ACCUM_IBIT __ACCUM_IBIT__ +#else +#define ACCUM_IBIT 16 +#endif // ACCUM_IBIT + +#ifdef __ACCUM_MIN__ +#define ACCUM_MIN __ACCUM_MIN__ +#else +#define ACCUM_MIN (-0x1.0p+15K - 0x1.0p+15K) +#endif // ACCUM_MIN + +#ifdef __ACCUM_MAX__ +#define ACCUM_MAX __ACCUM_MAX__ +#else +#define ACCUM_MAX 0x1.FFFFFFFCp+15K +#endif // ACCUM_MAX + +#ifdef __ACCUM_EPSILON__ +#define ACCUM_EPSILON __ACCUM_EPSILON__ +#else +#define ACCUM_EPSILON 0x1.0p-15K +#endif // ACCUM_EPSILON + +#ifdef __UACCUM_FBIT__ +#define UACCUM_FBIT __UACCUM_FBIT__ +#else +#define UACCUM_FBIT 16 +#endif // UACCUM_FBIT + +#ifdef __UACCUM_IBIT__ +#define UACCUM_IBIT __UACCUM_IBIT__ +#else +#define UACCUM_IBIT 16 +#endif // UACCUM_IBIT + +#define UACCUM_MIN 0.0UK + +#ifdef __UACCUM_MAX__ +#define UACCUM_MAX __UACCUM_MAX__ +#else +#define UACCUM_MAX 0x1.FFFFFFFEp+15UK +#endif // UACCUM_MAX + +#ifdef __UACCUM_EPSILON__ +#define UACCUM_EPSILON __UACCUM_EPSILON__ +#else +#define UACCUM_EPSILON 0x1.0p-16UK +#endif // UACCUM_EPSILON + +#ifdef __LACCUM_FBIT__ +#define LACCUM_FBIT __LACCUM_FBIT__ +#else +#define LACCUM_FBIT 31 +#endif // LACCUM_FBIT + +#ifdef __LACCUM_IBIT__ +#define LACCUM_IBIT __LACCUM_IBIT__ +#else +#define LACCUM_IBIT 32 +#endif // LACCUM_IBIT + +#ifdef __LACCUM_MIN__ +#define LACCUM_MIN __LACCUM_MIN__ +#else +#define LACCUM_MIN (-0x1.0p+31LK - 0x1.0p+31LK) +#endif // LACCUM_MIN + +#ifdef __LACCUM_MAX__ +#define LACCUM_MAX __LACCUM_MAX__ +#else +#define LACCUM_MAX 0x1.FFFFFFFFFFFFFFFCp+31LK +#endif // LACCUM_MAX + +#ifdef __LACCUM_EPSILON__ +#define LACCUM_EPSILON __LACCUM_EPSILON__ +#else +#define LACCUM_EPSILON 0x1.0p-31LK +#endif // LACCUM_EPSILON + +#ifdef __ULACCUM_FBIT__ +#define ULACCUM_FBIT __ULACCUM_FBIT__ +#else +#define ULACCUM_FBIT 32 +#endif // ULACCUM_FBIT + +#ifdef __ULACCUM_IBIT__ +#define ULACCUM_IBIT __ULACCUM_IBIT__ +#else +#define ULACCUM_IBIT 32 +#endif // ULACCUM_IBIT + +#define ULACCUM_MIN 0.0ULK + +#ifdef __ULACCUM_MAX__ +#define ULACCUM_MAX __ULACCUM_MAX__ +#else +#define ULACCUM_MAX 0x1.FFFFFFFFFFFFFFFEp+31ULK +#endif // ULACCUM_MAX + +#ifdef __ULACCUM_EPSILON__ +#define ULACCUM_EPSILON __ULACCUM_EPSILON__ +#else +#define ULACCUM_EPSILON 0x1.0p-32ULK +#endif // ULACCUM_EPSILON + +#define absfx(x) \ + _Generic((x), \ + fract: absr, \ + short fract: abshr, \ + long fract: abslr, \ + accum: absk, \ + short accum: abshk, \ + long accum: abslk)(x) + +#define countlsfx(x) \ + _Generic((x), \ + fract: countlsr, \ + short fract: countlshr, \ + long fract: countlslr, \ + accum: countlsk, \ + short accum: countlshk, \ + long accum: countlslk, \ + unsigned fract: countlsur, \ + unsigned short fract: countlsuhr, \ + unsigned long fract: countlsulr, \ + unsigned accum: countlsuk, \ + unsigned short accum: countlsuhk, \ + unsigned long accum: countlsulk)(x) + +#define roundfx(x, y) \ + _Generic((x), \ + fract: roundr, \ + short fract: roundhr, \ + long fract: roundlr, \ + accum: roundk, \ + short accum: roundhk, \ + long accum: roundlk, \ + unsigned fract: roundur, \ + unsigned short fract: rounduhr, \ + unsigned long fract: roundulr, \ + unsigned accum: rounduk, \ + unsigned short accum: rounduhk, \ + unsigned long accum: roundulk)(x, y) + +#endif // LIBC_COMPILER_HAS_FIXED_POINT + +#endif // LLVM_LIBC_MACROS_STDFIX_MACROS_H |