xref: /aosp_15_r20/external/llvm-libc/src/math/generic/scalbnf16.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Implementation of scalbnf16 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/math/scalbnf16.h"
10 #include "src/__support/FPUtil/ManipulationFunctions.h"
11 #include "src/__support/common.h"
12 
13 #include "hdr/float_macros.h"
14 #include "src/__support/macros/config.h"
15 
16 #if FLT_RADIX != 2
17 #error "FLT_RADIX != 2 is not supported."
18 #endif
19 
20 namespace LIBC_NAMESPACE_DECL {
21 
22 LLVM_LIBC_FUNCTION(float16, scalbnf16, (float16 x, int n)) {
23   return fputil::ldexp(x, n);
24 }
25 
26 } // namespace LIBC_NAMESPACE_DECL
27