1*bb722a7dSDimitry Andric //===-- Definition of macros from math.h ----------------------------------===// 2*bb722a7dSDimitry Andric // 3*bb722a7dSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*bb722a7dSDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*bb722a7dSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*bb722a7dSDimitry Andric // 7*bb722a7dSDimitry Andric //===----------------------------------------------------------------------===// 8*bb722a7dSDimitry Andric 9*bb722a7dSDimitry Andric #ifndef LLVM_LIBC_HDR_MATH_MACROS_H 10*bb722a7dSDimitry Andric #define LLVM_LIBC_HDR_MATH_MACROS_H 11*bb722a7dSDimitry Andric 12*bb722a7dSDimitry Andric #ifdef LIBC_FULL_BUILD 13*bb722a7dSDimitry Andric 14*bb722a7dSDimitry Andric #include "include/llvm-libc-macros/math-macros.h" 15*bb722a7dSDimitry Andric 16*bb722a7dSDimitry Andric #else // Overlay mode 17*bb722a7dSDimitry Andric 18*bb722a7dSDimitry Andric // GCC will include CXX headers when __cplusplus is defined. This behavior 19*bb722a7dSDimitry Andric // can be suppressed by defining _GLIBCXX_INCLUDE_NEXT_C_HEADERS. 20*bb722a7dSDimitry Andric #if defined(__GNUC__) && !defined(__clang__) 21*bb722a7dSDimitry Andric #define _GLIBCXX_INCLUDE_NEXT_C_HEADERS 22*bb722a7dSDimitry Andric #endif 23*bb722a7dSDimitry Andric #include <math.h> 24*bb722a7dSDimitry Andric 25*bb722a7dSDimitry Andric // Some older math.h header does not have FP_INT_* constants yet. 26*bb722a7dSDimitry Andric #ifndef FP_INT_UPWARD 27*bb722a7dSDimitry Andric #define FP_INT_UPWARD 0 28*bb722a7dSDimitry Andric #endif // FP_INT_UPWARD 29*bb722a7dSDimitry Andric 30*bb722a7dSDimitry Andric #ifndef FP_INT_DOWNWARD 31*bb722a7dSDimitry Andric #define FP_INT_DOWNWARD 1 32*bb722a7dSDimitry Andric #endif // FP_INT_DOWNWARD 33*bb722a7dSDimitry Andric 34*bb722a7dSDimitry Andric #ifndef FP_INT_TOWARDZERO 35*bb722a7dSDimitry Andric #define FP_INT_TOWARDZERO 2 36*bb722a7dSDimitry Andric #endif // FP_INT_TOWARDZERO 37*bb722a7dSDimitry Andric 38*bb722a7dSDimitry Andric #ifndef FP_INT_TONEARESTFROMZERO 39*bb722a7dSDimitry Andric #define FP_INT_TONEARESTFROMZERO 3 40*bb722a7dSDimitry Andric #endif // FP_INT_TONEARESTFROMZERO 41*bb722a7dSDimitry Andric 42*bb722a7dSDimitry Andric #ifndef FP_INT_TONEAREST 43*bb722a7dSDimitry Andric #define FP_INT_TONEAREST 4 44*bb722a7dSDimitry Andric #endif // FP_INT_TONEAREST 45*bb722a7dSDimitry Andric 46*bb722a7dSDimitry Andric #endif // LLVM_LIBC_FULL_BUILD 47*bb722a7dSDimitry Andric 48*bb722a7dSDimitry Andric #endif // LLVM_LIBC_HDR_MATH_MACROS_H 49