Remove stack_frame_<arch>.cc files.

runtime/vm/stack_frame_x64.cc

-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include "vm/globals.h"
-#if defined(TARGET_ARCH_X64)
-
-#include "vm/instructions.h"
-#include "vm/isolate.h"
-#include "vm/stack_frame.h"
-
-namespace dart {
-
-// The constant kExitLinkOffsetInEntryFrame must be kept in sync with the
-// code in the InvokeDartCode stub.
-static const int kSavedContextOffsetInEntryFrame = -9 * kWordSize;
-static const int kExitLinkOffsetInEntryFrame = -8 * kWordSize;
-static const int kPcAddressOffsetFromSp = -1 * kWordSize;
-static const int kEntrypointMarkerOffsetFromFp = -1 * kWordSize;
-static const int kSpOffsetFromPreviousFp = 2 * kWordSize;
-
-
-intptr_t StackFrame::PcAddressOffsetFromSp() {
-  return kPcAddressOffsetFromSp;
-}
-
-
-intptr_t StackFrame::EntrypointMarkerOffsetFromFp() {
-  return kEntrypointMarkerOffsetFromFp;
-}
-
-
-uword StackFrame::GetCallerSp() const {
-  return fp() + kSpOffsetFromPreviousFp;
-}
-
-
-uword StackFrame::GetCallerFp() const {
-  return *(reinterpret_cast<uword*>(fp()));
-}
-
-
-intptr_t EntryFrame::ExitLinkOffset() const {
-  return kExitLinkOffsetInEntryFrame;
-}
-
-
-intptr_t EntryFrame::SavedContextOffset() const {
-  return kSavedContextOffsetInEntryFrame;
-}
-
-
-void StackFrameIterator::SetupLastExitFrameData() {
-  Isolate* current = Isolate::Current();
-  uword exit_marker = current->top_exit_frame_info();
-  frames_.fp_ = exit_marker;
-}
-
-
-void StackFrameIterator::SetupNextExitFrameData() {
-  uword exit_address = entry_.fp() + kExitLinkOffsetInEntryFrame;
-  uword exit_marker = *reinterpret_cast<uword*>(exit_address);
-  frames_.fp_ = exit_marker;
-  frames_.sp_ = 0;
-}
-
-}  // namespace dart
-
-#endif  // defined TARGET_ARCH_X64