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| 1 | //===-- include/flang/Runtime/exceptions.h ----------------*- C++ -*-===// |
|---|---|
| 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 | // Map Fortran ieee_arithmetic module exceptions to fenv.h exceptions. |
| 10 | |
| 11 | #ifndef FORTRAN_RUNTIME_EXCEPTIONS_H_ |
| 12 | #define FORTRAN_RUNTIME_EXCEPTIONS_H_ |
| 13 | |
| 14 | #include "flang/Runtime/entry-names.h" |
| 15 | #include "flang/Runtime/magic-numbers.h" |
| 16 | #include <cinttypes> |
| 17 | |
| 18 | namespace Fortran::runtime { |
| 19 | |
| 20 | class Descriptor; |
| 21 | |
| 22 | extern "C" { |
| 23 | |
| 24 | // Map a (single) IEEE_FLAG_TYPE exception value to a libm fenv.h value. |
| 25 | // This could be extended to handle sets of exceptions, but there is no |
| 26 | // current use case for that. This mapping is done at runtime to support |
| 27 | // cross compilation. |
| 28 | std::int32_t RTNAME(MapException)(std::int32_t except); |
| 29 | |
| 30 | } // extern "C" |
| 31 | } // namespace Fortran::runtime |
| 32 | #endif // FORTRAN_RUNTIME_EXCEPTIONS_H_ |
| 33 |
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