xref: /aosp_15_r20/external/llvm-libc/test/src/math/exhaustive/fmodf16_test.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Exhaustive test for fmodf16 ---------------------------------------===//
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 #include "exhaustive_test.h"
10 #include "src/math/fmodf16.h"
11 #include "utils/MPFRWrapper/MPFRUtils.h"
12 
13 namespace mpfr = LIBC_NAMESPACE::testing::mpfr;
14 
15 using LlvmLibcFmodf16ExhaustiveTest =
16     LlvmLibcBinaryOpExhaustiveMathTest<float16, mpfr::Operation::Fmod,
17                                        LIBC_NAMESPACE::fmodf16>;
18 
19 // Range: [0, Inf];
20 static constexpr uint16_t POS_START = 0x0000U;
21 static constexpr uint16_t POS_STOP = 0x7c00U;
22 
23 // Range: [-Inf, 0];
24 static constexpr uint16_t NEG_START = 0x8000U;
25 static constexpr uint16_t NEG_STOP = 0xfc00U;
26 
TEST_F(LlvmLibcFmodf16ExhaustiveTest,PostivePositiveRange)27 TEST_F(LlvmLibcFmodf16ExhaustiveTest, PostivePositiveRange) {
28   test_full_range_all_roundings(POS_START, POS_STOP, POS_START, POS_STOP);
29 }
30 
TEST_F(LlvmLibcFmodf16ExhaustiveTest,PostiveNegativeRange)31 TEST_F(LlvmLibcFmodf16ExhaustiveTest, PostiveNegativeRange) {
32   test_full_range_all_roundings(POS_START, POS_STOP, NEG_START, NEG_STOP);
33 }
34 
TEST_F(LlvmLibcFmodf16ExhaustiveTest,NegativePositiveRange)35 TEST_F(LlvmLibcFmodf16ExhaustiveTest, NegativePositiveRange) {
36   test_full_range_all_roundings(NEG_START, NEG_STOP, POS_START, POS_STOP);
37 }
38 
TEST_F(LlvmLibcFmodf16ExhaustiveTest,NegativeNegativeRange)39 TEST_F(LlvmLibcFmodf16ExhaustiveTest, NegativeNegativeRange) {
40   test_full_range_all_roundings(NEG_START, NEG_STOP, POS_START, POS_STOP);
41 }
42