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Unified Diff: runtime/vm/debuginfo.h

Issue 1711163002: Remove more things (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Created 4 years, 10 months ago
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Index: runtime/vm/debuginfo.h
diff --git a/runtime/vm/debuginfo.h b/runtime/vm/debuginfo.h
deleted file mode 100644
index fd942680fd87978d9fb84c06ae2fb5c035e0d0a2..0000000000000000000000000000000000000000
--- a/runtime/vm/debuginfo.h
+++ /dev/null
@@ -1,102 +0,0 @@
-// 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.
-
-#ifndef VM_DEBUGINFO_H_
-#define VM_DEBUGINFO_H_
-
-#include "platform/assert.h"
-#include "platform/utils.h"
-#include "vm/globals.h"
-
-namespace dart {
-
-// DebugInfo is used to generate minimal debug information containing code,
-// symbols, and line numbers for generated code in the dart VM. This information
-// can be used in two ways:
-// - for debugging using a debugger
-// - for generating information to be read by pprof to analyze Dart programs.
-class DebugInfo {
- public:
- // A basic ByteBuffer which is growable and uses malloc/free.
- class ByteBuffer {
- public:
- ByteBuffer() : size_(0), capacity_(0), data_(NULL) { }
- ~ByteBuffer() {
- free(data_);
- size_ = 0;
- capacity_ = 0;
- data_ = NULL;
- }
-
- uint8_t at(int index) const {
- ASSERT(0 <= index);
- ASSERT(index < size_);
- ASSERT(size_ <= capacity_);
- return data_[index];
- }
-
- uint8_t* data() const { return data_; }
- void set_data(uint8_t* value) { data_ = value; }
- int size() const { return size_; }
-
- // Append an element.
- void Add(const uint8_t value) {
- Resize(size() + 1);
- data_[size() - 1] = value;
- }
-
- private:
- void Resize(int new_size) {
- if (new_size > capacity_) {
- int new_capacity = Utils::RoundUpToPowerOfTwo(new_size);
- uint8_t* new_data =
- reinterpret_cast<uint8_t*>(realloc(data_, new_capacity));
- ASSERT(new_data != NULL);
- data_ = new_data;
- capacity_ = new_capacity;
- }
- size_ = new_size;
- }
-
- int size_;
- int capacity_;
- uint8_t* data_;
-
- // Disallow assignment
- DISALLOW_COPY_AND_ASSIGN(ByteBuffer);
- };
-
- ~DebugInfo();
-
- // Add the code starting at pc.
- void AddCode(uword pc, intptr_t size);
-
- // Add symbol information for a region (includes the start and end symbol),
- // does not add the actual code.
- void AddCodeRegion(const char* name, uword pc, intptr_t size);
-
- // Write out all the debug information info the memory region.
- bool WriteToMemory(ByteBuffer* region);
-
- // Create a new debug information generator.
- static DebugInfo* NewGenerator();
-
- // Register this generated section with debuggger using the JIT interface.
- static void RegisterSection(const char* name,
- uword entry_point,
- intptr_t size);
-
- // Unregister all generated section from debuggger.
- static void UnregisterAllSections();
-
- private:
- void* handle_;
- DebugInfo();
-
- DISALLOW_COPY_AND_ASSIGN(DebugInfo);
-};
-
-} // namespace dart
-
-#endif // VM_DEBUGINFO_H_

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