1 files changed, 21 insertions, 0 deletions
diff --git a/libc/src/math/fsubf128.h b/libc/src/math/fsubf128.h
new file mode 100644
index 000000000000..4f41c7d8bb04
--- /dev/null
+++ b/libc/src/math/fsubf128.h
@@ -0,0 +1,21 @@
+//===-- Implementation header for fsubf128 ----------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_FSUBF128_H
+#define LLVM_LIBC_SRC_MATH_FSUBF128_H
+
+#include "src/__support/macros/config.h"
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE_DECL {
+
+float fsubf128(float128 x, float128 y);
+
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LLVM_LIBC_SRC_MATH_FSUBF128_H