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Unified Diff: src/snapshot-source-sink.h

Issue 1041743002: Serializer: move to a subfolder and clean up includes. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: removed OWNERS Created 5 years, 9 months ago
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Index: src/snapshot-source-sink.h
diff --git a/src/snapshot-source-sink.h b/src/snapshot-source-sink.h
deleted file mode 100644
index 6612029a9075bbbc40b794050f7cdf8c72152b36..0000000000000000000000000000000000000000
--- a/src/snapshot-source-sink.h
+++ /dev/null
@@ -1,107 +0,0 @@
-// Copyright 2012 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.
-
-#ifndef V8_SNAPSHOT_SOURCE_SINK_H_
-#define V8_SNAPSHOT_SOURCE_SINK_H_
-
-#include "src/base/logging.h"
-#include "src/utils.h"
-
-namespace v8 {
-namespace internal {
-
-
-/**
- * Source to read snapshot and builtins files from.
- *
- * Note: Memory ownership remains with callee.
- */
-class SnapshotByteSource FINAL {
- public:
- SnapshotByteSource(const char* data, int length)
- : data_(reinterpret_cast<const byte*>(data)),
- length_(length),
- position_(0) {}
-
- explicit SnapshotByteSource(Vector<const byte> payload)
- : data_(payload.start()), length_(payload.length()), position_(0) {}
-
- ~SnapshotByteSource() {}
-
- bool HasMore() { return position_ < length_; }
-
- byte Get() {
- DCHECK(position_ < length_);
- return data_[position_++];
- }
-
- void Advance(int by) { position_ += by; }
-
- void CopyRaw(byte* to, int number_of_bytes);
-
- inline int GetInt() {
- // This way of decoding variable-length encoded integers does not
- // suffer from branch mispredictions.
- DCHECK(position_ + 3 < length_);
- uint32_t answer = data_[position_];
- answer |= data_[position_ + 1] << 8;
- answer |= data_[position_ + 2] << 16;
- answer |= data_[position_ + 3] << 24;
- int bytes = (answer & 3) + 1;
- Advance(bytes);
- uint32_t mask = 0xffffffffu;
- mask >>= 32 - (bytes << 3);
- answer &= mask;
- answer >>= 2;
- return answer;
- }
-
- bool GetBlob(const byte** data, int* number_of_bytes);
-
- bool AtEOF();
-
- int position() { return position_; }
-
- private:
- const byte* data_;
- int length_;
- int position_;
-
- DISALLOW_COPY_AND_ASSIGN(SnapshotByteSource);
-};
-
-
-/**
- * Sink to write snapshot files to.
- *
- * Subclasses must implement actual storage or i/o.
- */
-class SnapshotByteSink {
- public:
- SnapshotByteSink() {}
- explicit SnapshotByteSink(int initial_size) : data_(initial_size) {}
-
- ~SnapshotByteSink() {}
-
- void Put(byte b, const char* description) { data_.Add(b); }
-
- void PutSection(int b, const char* description) {
- DCHECK_LE(b, kMaxUInt8);
- Put(static_cast<byte>(b), description);
- }
-
- void PutInt(uintptr_t integer, const char* description);
- void PutRaw(const byte* data, int number_of_bytes, const char* description);
- int Position() { return data_.length(); }
-
- const List<byte>& data() const { return data_; }
-
- private:
- List<byte> data_;
-};
-
-} // namespace v8::internal
-} // namespace v8
-
-#endif // V8_SNAPSHOT_SOURCE_SINK_H_
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