blob: d246aadb957e1c5f08a9d5eee549e0fe7e4a984b [file] [log] [blame]
// Copyright 2013 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/arguments.h"
#include "src/objects-inl.h"
namespace v8 {
namespace internal {
double ClobberDoubleRegisters(double x1, double x2, double x3, double x4) {
// TODO(ulan): This clobbers only subset of registers depending on compiler,
// Rewrite this in assembly to really clobber all registers.
// GCC for ia32 uses the FPU and does not touch XMM registers.
return x1 * 1.01 + x2 * 2.02 + x3 * 3.03 + x4 * 4.04;
}
} // namespace internal
} // namespace v8