1 //===-- Unittests for asinf -----------------------------------------------===//
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 "hdr/math_macros.h"
10 #include "src/__support/FPUtil/FPBits.h"
11 #include "src/errno/libc_errno.h"
12 #include "src/math/asinf.h"
13 #include "test/UnitTest/FPMatcher.h"
14 #include "test/UnitTest/Test.h"
15
16 #include <stdint.h>
17
18 using LlvmLibcAsinfTest = LIBC_NAMESPACE::testing::FPTest<float>;
19
TEST_F(LlvmLibcAsinfTest,SpecialNumbers)20 TEST_F(LlvmLibcAsinfTest, SpecialNumbers) {
21 LIBC_NAMESPACE::libc_errno = 0;
22
23 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::asinf(aNaN));
24 EXPECT_MATH_ERRNO(0);
25
26 EXPECT_FP_EQ_ALL_ROUNDING(0.0f, LIBC_NAMESPACE::asinf(0.0f));
27 EXPECT_MATH_ERRNO(0);
28
29 EXPECT_FP_EQ_ALL_ROUNDING(-0.0f, LIBC_NAMESPACE::asinf(-0.0f));
30 EXPECT_MATH_ERRNO(0);
31
32 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::asinf(inf));
33 EXPECT_MATH_ERRNO(EDOM);
34
35 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::asinf(neg_inf));
36 EXPECT_MATH_ERRNO(EDOM);
37
38 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::asinf(2.0f));
39 EXPECT_MATH_ERRNO(EDOM);
40
41 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::asinf(-2.0f));
42 EXPECT_MATH_ERRNO(EDOM);
43 }
44
45 #ifdef LIBC_TEST_FTZ_DAZ
46
47 using namespace LIBC_NAMESPACE::testing;
48
TEST_F(LlvmLibcAsinfTest,FTZMode)49 TEST_F(LlvmLibcAsinfTest, FTZMode) {
50 ModifyMXCSR mxcsr(FTZ);
51
52 EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::asinf(min_denormal));
53 }
54
TEST_F(LlvmLibcAsinfTest,DAZMode)55 TEST_F(LlvmLibcAsinfTest, DAZMode) {
56 ModifyMXCSR mxcsr(DAZ);
57
58 EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::asinf(min_denormal));
59 }
60
TEST_F(LlvmLibcAsinfTest,FTZDAZMode)61 TEST_F(LlvmLibcAsinfTest, FTZDAZMode) {
62 ModifyMXCSR mxcsr(FTZ | DAZ);
63
64 EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::asinf(min_denormal));
65 }
66
67 #endif
68