| 1 | //===-- Single-precision scalbnl 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/scalbnl.h" |
|---|
| 10 | #include "src/__support/FPUtil/ManipulationFunctions.h" |
|---|
| 11 | #include "src/__support/common.h" |
|---|
| 12 | |
|---|
| 13 | namespace LIBC_NAMESPACE { |
|---|
| 14 | |
|---|
| 15 | LLVM_LIBC_FUNCTION(long double, scalbnl, (long double x, int n)) { |
|---|
| 16 | #if !defined(__FLT_RADIX__) |
|---|
| 17 | #error __FLT_RADIX__ undefined. |
|---|
| 18 | #elif __FLT_RADIX__ != 2 |
|---|
| 19 | #error __FLT_RADIX__!=2, unimplemented. |
|---|
| 20 | #else |
|---|
| 21 | return fputil::ldexp(x, exp: n); |
|---|
| 22 | #endif |
|---|
| 23 | } |
|---|
| 24 | |
|---|
| 25 | } // namespace LIBC_NAMESPACE |
|---|
| 26 | |
|---|
