37 lines · cpp
1//===-- Unittests for fmul ------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "MulTest.h"10 11#include "src/math/fmul.h"12 13#include "test/UnitTest/Test.h"14#include "utils/MPFRWrapper/MPFRUtils.h"15 16LIST_MUL_TESTS(float, double, LIBC_NAMESPACE::fmul)17 18TEST_F(LlvmLibcMulTest, SpecialInputs) {19 namespace mpfr = LIBC_NAMESPACE::testing::mpfr;20 double INPUTS[][2] = {21 {0x1.0100010002p8, 0x1.fffcp14},22 {0x1.000000b92144p-7, 0x1.62p7},23 };24 25 for (size_t i = 0; i < 2; ++i) {26 double a = INPUTS[i][0];27 28 for (int j = 0; j < 180; ++j) {29 a *= 0.5;30 mpfr::BinaryInput<double> input{a, INPUTS[i][1]};31 ASSERT_MPFR_MATCH_ALL_ROUNDING(mpfr::Operation::Mul, input,32 LIBC_NAMESPACE::fmul(a, INPUTS[i][1]),33 0.5);34 }35 }36}37