Move backend specific files to separate directories.

src/register-allocator-arm.cc

Index: src/register-allocator-arm.cc
diff --git a/src/register-allocator-arm.cc b/src/register-allocator-arm.cc
deleted file mode 100644
index 36a4d20e1a4703b3137c6e9760e443710c5493ee..0000000000000000000000000000000000000000
--- a/src/register-allocator-arm.cc
+++ /dev/null
@@ -1,96 +0,0 @@
-// Copyright 2009 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#include "v8.h"
-
-#include "codegen-inl.h"
-#include "register-allocator-inl.h"
-
-namespace v8 { namespace internal {
-
-// -------------------------------------------------------------------------
-// Result implementation.
-
-void Result::ToRegister() {
-  UNIMPLEMENTED();
-}
-
-
-void Result::ToRegister(Register target) {
-  UNIMPLEMENTED();
-}
-
-
-// -------------------------------------------------------------------------
-// RegisterAllocator implementation.
-
-RegisterFile RegisterAllocator::Reserved() {
-  RegisterFile reserved;
-  reserved.Use(sp);
-  reserved.Use(fp);
-  reserved.Use(cp);
-  reserved.Use(pc);
-  return reserved;
-}
-
-
-void RegisterAllocator::UnuseReserved(RegisterFile* register_file) {
-  register_file->ref_counts_[sp.code()] = 0;
-  register_file->ref_counts_[fp.code()] = 0;
-  register_file->ref_counts_[cp.code()] = 0;
-  register_file->ref_counts_[pc.code()] = 0;
-}
-
-
-void RegisterAllocator::Initialize() {
-  Reset();
-  // The following registers are live on function entry, saved in the
-  // frame, and available for allocation during execution.
-  Use(r1);  // JS function.
-  Use(lr);  // Return address.
-}
-
-
-void RegisterAllocator::Reset() {
-  registers_.Reset();
-  // The following registers are live on function entry and reserved
-  // during execution.
-  Use(sp);  // Stack pointer.
-  Use(fp);  // Frame pointer (caller's frame pointer on entry).
-  Use(cp);  // Context context (callee's context on entry).
-  Use(pc);  // Program counter.
-}
-
-
-Result RegisterAllocator::AllocateByteRegisterWithoutSpilling() {
-  UNIMPLEMENTED();
-  Result invalid(cgen_);
-  return invalid;
-}
-
-
-} }  // namespace v8::internal