1*71db0c75SAndroid Build Coastguard Worker //===-- Extended-precision atan2 function ---------------------------------===// 2*71db0c75SAndroid Build Coastguard Worker // 3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information. 5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*71db0c75SAndroid Build Coastguard Worker // 7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 8*71db0c75SAndroid Build Coastguard Worker 9*71db0c75SAndroid Build Coastguard Worker #include "src/math/atan2l.h" 10*71db0c75SAndroid Build Coastguard Worker #include "src/__support/common.h" 11*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/properties/types.h" 12*71db0c75SAndroid Build Coastguard Worker #include "src/math/atan2.h" 13*71db0c75SAndroid Build Coastguard Worker 14*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL { 15*71db0c75SAndroid Build Coastguard Worker 16*71db0c75SAndroid Build Coastguard Worker // TODO: Implement this for extended precision. 17*71db0c75SAndroid Build Coastguard Worker LLVM_LIBC_FUNCTION(long double, atan2l, (long double y, long double x)) { 18*71db0c75SAndroid Build Coastguard Worker #if defined(LIBC_TYPES_LONG_DOUBLE_IS_FLOAT64) 19*71db0c75SAndroid Build Coastguard Worker return static_cast<long double>( 20*71db0c75SAndroid Build Coastguard Worker atan2(static_cast<double>(y), static_cast<double>(x))); 21*71db0c75SAndroid Build Coastguard Worker #else 22*71db0c75SAndroid Build Coastguard Worker #error "Extended precision is not yet supported" 23*71db0c75SAndroid Build Coastguard Worker #endif 24*71db0c75SAndroid Build Coastguard Worker } 25*71db0c75SAndroid Build Coastguard Worker 26*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL 27