| //===--- MathOptionsBase.def - Math options config ---------------- C++ -*-===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// This file defines math options. Users of this file must define |
| /// ENUM_MATHOPT macro to make use of this information. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef ENUM_MATHOPT |
| # error Define the ENUM_MATHOPT macro to handle lowering options |
| #endif |
| |
| /// Allow fusing FP operations (e.g. create FMAs from mul/add). |
| ENUM_MATHOPT(FPContractEnabled, unsigned, 1, 1) |
| |
| /// Permit floating point optimizations without regard to infinities. |
| ENUM_MATHOPT(NoHonorInfs, unsigned, 1, 0) |
| |
| /// Permit floating point optimization without regard to NaN |
| ENUM_MATHOPT(NoHonorNaNs, unsigned, 1, 0) |
| |
| /// Allow math functions to be replaced with an approximately equivalent |
| /// calculation |
| ENUM_MATHOPT(ApproxFunc, unsigned, 1, 0) |
| |
| /// Allow optimizations that ignore the sign of floating point zeros |
| ENUM_MATHOPT(NoSignedZeros, unsigned, 1, 0) |
| |
| /// Allow reassociation transformations for floating-point instructions |
| ENUM_MATHOPT(AssociativeMath, unsigned, 1, 0) |
| |
| /// Allow division operations to be reassociated |
| ENUM_MATHOPT(ReciprocalMath, unsigned, 1, 0) |
| |
| #undef ENUM_MATHOPT |
