Tue Ly 614567a7bf [libc] Automatically add -mfma flag for architectures supporting FMA.
Detect if the architecture supports FMA instructions and if
the targets depend on fma.

Reviewed By: gchatelet

Differential Revision: https://reviews.llvm.org/D123615
2022-06-03 01:21:20 -04:00

21 lines
622 B
C++

//===-- Implementation of fma 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/fma.h"
#include "src/__support/common.h"
#include "src/__support/FPUtil/FMA.h"
namespace __llvm_libc {
LLVM_LIBC_FUNCTION(double, fma, (double x, double y, double z)) {
return fputil::fma(x, y, z);
}
} // namespace __llvm_libc