| Yi Kong | d92ddff | 2019-01-31 06:31:53 +0800 | [diff] [blame] | 1 | //===----- lib/fp_mode.h - Floaing-point environment mode utilities --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 | // This file is not part of the interface of this library. |
| 10 | // |
| 11 | // This file defines an interface for accessing hardware floating point |
| 12 | // environment mode. |
| 13 | // |
| 14 | //===----------------------------------------------------------------------===// |
| 15 | |
| 16 | #ifndef FP_MODE |
| 17 | #define FP_MODE |
| 18 | |
| 19 | typedef enum { |
| 20 | FE_TONEAREST, |
| 21 | FE_DOWNWARD, |
| 22 | FE_UPWARD, |
| 23 | FE_TOWARDZERO |
| 24 | } FE_ROUND_MODE; |
| 25 | |
| 26 | FE_ROUND_MODE __fe_getround(); |
| 27 | int __fe_raise_inexact(); |
| 28 | |
| 29 | #endif // FP_MODE_H |
