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| 1 | //===-- Definition of macros from math.h ----------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef LLVM_LIBC_MACROS_MATH_MACROS_H |
| 10 | #define LLVM_LIBC_MACROS_MATH_MACROS_H |
| 11 | |
| 12 | #include "limits-macros.h" |
| 13 | |
| 14 | #define FP_NAN 0 |
| 15 | #define FP_INFINITE 1 |
| 16 | #define FP_ZERO 2 |
| 17 | #define FP_SUBNORMAL 3 |
| 18 | #define FP_NORMAL 4 |
| 19 | |
| 20 | #define FP_INT_UPWARD 0 |
| 21 | #define FP_INT_DOWNWARD 1 |
| 22 | #define FP_INT_TOWARDZERO 2 |
| 23 | #define FP_INT_TONEARESTFROMZERO 3 |
| 24 | #define FP_INT_TONEAREST 4 |
| 25 | |
| 26 | #define MATH_ERRNO 1 |
| 27 | #define MATH_ERREXCEPT 2 |
| 28 | |
| 29 | #define HUGE_VAL __builtin_huge_val() |
| 30 | #define HUGE_VALF __builtin_huge_valf() |
| 31 | #define INFINITY __builtin_inff() |
| 32 | #define NAN __builtin_nanf("") |
| 33 | |
| 34 | #define FP_ILOGB0 (-INT_MAX - 1) |
| 35 | #define FP_LLOGB0 (-LONG_MAX - 1) |
| 36 | |
| 37 | #ifdef __FP_LOGBNAN_MIN |
| 38 | #define FP_ILOGBNAN (-INT_MAX - 1) |
| 39 | #define FP_LLOGBNAN (-LONG_MAX - 1) |
| 40 | #else |
| 41 | #define FP_ILOGBNAN INT_MAX |
| 42 | #define FP_LLOGBNAN LONG_MAX |
| 43 | #endif |
| 44 | |
| 45 | #if defined(__NVPTX__) || defined(__AMDGPU__) || defined(__FAST_MATH__) |
| 46 | #define math_errhandling 0 |
| 47 | #elif defined(__NO_MATH_ERRNO__) |
| 48 | #define math_errhandling (MATH_ERREXCEPT) |
| 49 | #else |
| 50 | #define math_errhandling (MATH_ERRNO | MATH_ERREXCEPT) |
| 51 | #endif |
| 52 | |
| 53 | #endif // LLVM_LIBC_MACROS_MATH_MACROS_H |
| 54 |
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