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LibJS: Use a Vector<u8> for BasicBlock instruction storage

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This reduces the minimum size of a basic block from 4 KiB to 0 bytes.
With this change, memory usage at the end of Speedometer is 1.2 GiB,
down from 1.8 GiB.
This commit is contained in:
Andreas Kling 2023-09-28 09:29:42 +02:00
parent 89a86798a2
commit d24e07579f
4 changed files with 20 additions and 67 deletions
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6
Userland/Libraries/LibJS/Bytecode/Generator.cpp
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@ -82,12 +82,6 @@ void Generator::grow(size_t additional_size)
m_current_basic_block->grow(additional_size);
}
void* Generator::next_slot()
{
VERIFY(m_current_basic_block);
return m_current_basic_block->next_slot();
}
Register Generator::allocate_register()
{
VERIFY(m_next_register != NumericLimits<u32>::max());