1 //===-- RoundingModeUtils.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 #ifndef LLVM_LIBC_UTILS_TESTUTILS_ROUNDINGMODEUTILS_H
10 #define LLVM_LIBC_UTILS_TESTUTILS_ROUNDINGMODEUTILS_H
11 
12 #include <stdint.h>
13 
14 namespace __llvm_libc {
15 namespace testutils {
16 
17 enum class RoundingMode : uint8_t { Upward, Downward, TowardZero, Nearest };
18 
19 struct ForceRoundingMode {
20   ForceRoundingMode(RoundingMode);
21   ~ForceRoundingMode();
22 
23   int old_rounding_mode;
24   int rounding_mode;
25 };
26 
27 template <RoundingMode R> struct ForceRoundingModeTest : ForceRoundingMode {
ForceRoundingModeTestForceRoundingModeTest28   ForceRoundingModeTest() : ForceRoundingMode(R) {}
29 };
30 
31 } // namespace testutils
32 } // namespace __llvm_libc
33 
34 #endif // LLVM_LIBC_UTILS_TESTUTILS_ROUNDINGMODEUTILS_H
35