libc/src/complex/generic/crealf128.cpp

   1 //===-- Implementation of crealf128 function ------------------------------===//
   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 "src/complex/crealf128.h"
  10 #if defined(LIBC_TYPES_HAS_CFLOAT128)
  11
  12 #include "src/__support/CPP/bit.h"
  13 #include "src/__support/common.h"
  14 #include "src/__support/complex_type.h"
  15
  16 namespace LIBC_NAMESPACE_DECL {
  17
  18 LLVM_LIBC_FUNCTION(float128, crealf128, (cfloat128 x)) {
  19   Complex<float128> x_c = cpp::bit_cast<Complex<float128>>(x);
  20   return x_c.real;
  21 }
  22
  23 } // namespace LIBC_NAMESPACE_DECL
  24
  25 #endif // LIBC_TYPES_HAS_CFLOAT128