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-rw-r--r--libc/src/math/generic/scalbnf16.cpp25
1 files changed, 25 insertions, 0 deletions
diff --git a/libc/src/math/generic/scalbnf16.cpp b/libc/src/math/generic/scalbnf16.cpp
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+++ b/libc/src/math/generic/scalbnf16.cpp
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+//===-- Implementation of scalbnf16 function ------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/math/scalbnf16.h"
+#include "src/__support/FPUtil/ManipulationFunctions.h"
+#include "src/__support/common.h"
+
+#include "hdr/float_macros.h"
+
+#if FLT_RADIX != 2
+#error "FLT_RADIX != 2 is not supported."
+#endif
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, scalbnf16, (float16 x, int n)) {
+ return fputil::ldexp(x, n);
+}
+
+} // namespace LIBC_NAMESPACE