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 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 49 TEST_F(LlvmLibcAsinfTest, FTZMode) { 50 ModifyMXCSR mxcsr(FTZ); 51 52 EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::asinf(min_denormal)); 53 } 54 55 TEST_F(LlvmLibcAsinfTest, DAZMode) { 56 ModifyMXCSR mxcsr(DAZ); 57 58 EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::asinf(min_denormal)); 59 } 60 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