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f388d2362a
Just using Vector::resize() meant that we allocated exact capacity instead of leaving padding at the end. This patch adds a call to grow_capacity() before resize(), which ensures that we grow with the usual extra padding.
50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/DeprecatedString.h>
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#include <LibJS/Bytecode/BasicBlock.h>
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#include <LibJS/Bytecode/Op.h>
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namespace JS::Bytecode {
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NonnullOwnPtr<BasicBlock> BasicBlock::create(DeprecatedString name)
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{
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return adopt_own(*new BasicBlock(move(name)));
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}
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BasicBlock::BasicBlock(DeprecatedString name)
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: m_name(move(name))
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{
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}
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BasicBlock::~BasicBlock()
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{
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Bytecode::InstructionStreamIterator it(instruction_stream());
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while (!it.at_end()) {
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auto& to_destroy = (*it);
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++it;
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Instruction::destroy(const_cast<Instruction&>(to_destroy));
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}
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}
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void BasicBlock::dump(Bytecode::Executable const& executable) const
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{
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Bytecode::InstructionStreamIterator it(instruction_stream());
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if (!m_name.is_empty())
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warnln("{}:", m_name);
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while (!it.at_end()) {
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warnln("[{:4x}] {}", it.offset(), (*it).to_deprecated_string(executable));
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++it;
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}
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}
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void BasicBlock::grow(size_t additional_size)
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{
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m_buffer.grow_capacity(m_buffer.size() + additional_size);
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m_buffer.resize(m_buffer.size() + additional_size);
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}
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}
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