Alexander Markov
f6d6766920
This CL restores disassembler in precompiled mode after it was removed
in 8cb752f73b.
Without disassembler observatory is not able to show assembly code
in 'flutter run --profile' mode.
This CL also pulls BufferFormatter out of il_printer.h/.cc as it is also
used in disassembler.
Change-Id: I098ddb8d8f5a2426028c1f467d58e5c2d6a82d21
Reviewed-on: https://dart-review.googlesource.com/7486
Reviewed-by: Zach Anderson <zra@google.com>
68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef RUNTIME_PLATFORM_TEXT_BUFFER_H_
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#define RUNTIME_PLATFORM_TEXT_BUFFER_H_
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#include "vm/allocation.h"
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#include "vm/globals.h"
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namespace dart {
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// TextBuffer maintains a dynamic character buffer with a printf-style way to
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// append text.
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class TextBuffer : ValueObject {
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public:
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explicit TextBuffer(intptr_t buf_size);
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~TextBuffer();
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intptr_t Printf(const char* format, ...) PRINTF_ATTRIBUTE(2, 3);
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void AddChar(char ch);
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void EscapeAndAddUTF16CodeUnit(uint16_t cu);
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void EscapeAndAddCodeUnit(uint32_t cu);
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void AddString(const char* s);
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void AddEscapedString(const char* s);
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void AddRaw(const uint8_t* buffer, intptr_t buffer_length);
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void Clear();
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char* buf() { return buf_; }
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intptr_t length() { return msg_len_; }
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void set_length(intptr_t len) {
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ASSERT(len >= 0);
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ASSERT(len <= msg_len_);
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msg_len_ = len;
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}
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// Steal ownership of the buffer pointer.
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// NOTE: TextBuffer is empty afterwards.
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char* Steal();
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private:
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void EnsureCapacity(intptr_t len);
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char* buf_;
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intptr_t buf_size_;
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intptr_t msg_len_;
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};
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class BufferFormatter : public ValueObject {
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public:
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BufferFormatter(char* buffer, intptr_t size)
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: position_(0), buffer_(buffer), size_(size) {}
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void VPrint(const char* format, va_list args);
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void Print(const char* format, ...) PRINTF_ATTRIBUTE(2, 3);
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private:
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intptr_t position_;
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char* buffer_;
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const intptr_t size_;
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DISALLOW_COPY_AND_ASSIGN(BufferFormatter);
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};
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} // namespace dart
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#endif // RUNTIME_PLATFORM_TEXT_BUFFER_H_
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