| 1 | //===-- Unittests for hypotf ----------------------------------------------===// |
| 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 "HypotTest.h" |
| 10 | |
| 11 | #include "src/math/hypotf.h" |
| 12 | |
| 13 | using LlvmLibcHypotfTest = HypotTestTemplate<float>; |
| 14 | |
| 15 | TEST_F(LlvmLibcHypotfTest, SpecialNumbers) { |
| 16 | test_special_numbers(&LIBC_NAMESPACE::hypotf); |
| 17 | } |
| 18 | |
| 19 | #ifdef LIBC_TEST_FTZ_DAZ |
| 20 | |
| 21 | using namespace LIBC_NAMESPACE::testing; |
| 22 | |
| 23 | TEST_F(LlvmLibcHypotfTest, FTZMode) { |
| 24 | ModifyMXCSR mxcsr(FTZ); |
| 25 | |
| 26 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(min_denormal, min_denormal)); |
| 27 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(min_denormal, max_denormal)); |
| 28 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(max_denormal, min_denormal)); |
| 29 | EXPECT_FP_EQ(0x1.6a09e4p-126f, |
| 30 | LIBC_NAMESPACE::hypotf(max_denormal, max_denormal)); |
| 31 | } |
| 32 | |
| 33 | TEST_F(LlvmLibcHypotfTest, DAZMode) { |
| 34 | ModifyMXCSR mxcsr(DAZ); |
| 35 | |
| 36 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(min_denormal, min_denormal)); |
| 37 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(min_denormal, max_denormal)); |
| 38 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(max_denormal, min_denormal)); |
| 39 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(max_denormal, max_denormal)); |
| 40 | } |
| 41 | |
| 42 | TEST_F(LlvmLibcHypotfTest, FTZDAZMode) { |
| 43 | ModifyMXCSR mxcsr(FTZ | DAZ); |
| 44 | |
| 45 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(min_denormal, min_denormal)); |
| 46 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(min_denormal, max_denormal)); |
| 47 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(max_denormal, min_denormal)); |
| 48 | EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::hypotf(max_denormal, max_denormal)); |
| 49 | } |
| 50 | |
| 51 | #endif |
| 52 | |