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LibJS: Add placeholder bytecode block sealing mechanism

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After compiling bytecode, we should mark the memory read-only.
This currently does not work because it breaks instruction destruction.

I'm adding this anyway with a FIXME so we don't forget about it. :^)
This commit is contained in:
Andreas Kling 2021-06-07 15:24:33 +02:00
parent 4ba2eb8fe5
commit 312297ac38
3 changed files with 9 additions and 0 deletions
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Userland/Libraries/LibJS/Bytecode/Generator.cpp
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@ -28,6 +28,7 @@ OwnPtr<Block> Generator::generate(ASTNode const& node)
Generator generator;
[[maybe_unused]] auto dummy = node.generate_bytecode(generator);
generator.m_block->set_register_count({}, generator.m_next_register);
generator.m_block->seal();
return move(generator.m_block);
}