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
13using LlvmLibcHypotfTest = HypotTestTemplate<float>;
14
15TEST_F(LlvmLibcHypotfTest, SpecialNumbers) {
16 test_special_numbers(&LIBC_NAMESPACE::hypotf);
17}
18
19#ifdef LIBC_TEST_FTZ_DAZ
20
21using namespace LIBC_NAMESPACE::testing;
22
23TEST_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
33TEST_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
42TEST_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

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source code of libc/test/src/math/smoke/hypotf_test.cpp