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Unified Diff: src/x64/eh-frame-x64.cc

Issue 2147883003: Revert of Reland Implement .eh_frame writer and disassembler. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@eh-frame-base
Patch Set: Created 4 years, 5 months ago
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Index: src/x64/eh-frame-x64.cc
diff --git a/src/x64/eh-frame-x64.cc b/src/x64/eh-frame-x64.cc
deleted file mode 100644
index ed27f09c03e67ea2915a71c2abdb17e5d9be2c36..0000000000000000000000000000000000000000
--- a/src/x64/eh-frame-x64.cc
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright 2016 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/eh-frame.h"
-
-namespace v8 {
-namespace internal {
-
-static const int kRaxDwarfCode = 0;
-static const int kRbpDwarfCode = 6;
-static const int kRspDwarfCode = 7;
-static const int kRipDwarfCode = 16;
-
-STATIC_CONST_MEMBER_DEFINITION const int
- EhFrameConstants::kCodeAlignmentFactor = 1;
-
-STATIC_CONST_MEMBER_DEFINITION const int
- EhFrameConstants::kDataAlignmentFactor = -8;
-
-void EhFrameWriter::WriteReturnAddressRegisterCode() {
- WriteULeb128(kRipDwarfCode);
-}
-
-void EhFrameWriter::WriteInitialStateInCie() {
- SetBaseAddressRegisterAndOffset(rsp, kPointerSize);
- // x64 rip (r16) has no Register instance associated.
- RecordRegisterSavedToStack(kRipDwarfCode, -kPointerSize);
-}
-
-// static
-int EhFrameWriter::RegisterToDwarfCode(Register name) {
- switch (name.code()) {
- case Register::kCode_rbp:
- return kRbpDwarfCode;
- case Register::kCode_rsp:
- return kRspDwarfCode;
- case Register::kCode_rax:
- return kRaxDwarfCode;
- default:
- UNIMPLEMENTED();
- return -1;
- }
-}
-
-#ifdef ENABLE_DISASSEMBLER
-
-// static
-const char* EhFrameDisassembler::DwarfRegisterCodeToString(int code) {
- switch (code) {
- case kRbpDwarfCode:
- return "rbp";
- case kRspDwarfCode:
- return "rsp";
- case kRipDwarfCode:
- return "rip";
- default:
- UNIMPLEMENTED();
- return nullptr;
- }
-}
-
-#endif
-
-} // namespace internal
-} // namespace v8
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