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 | |