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LibJS: Avoid unnecessary copies in PlaceBlocks codegen pass

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Ben Wiederhake 2021-12-24 21:38:33 +01:00 • committed by Andreas Kling
parent 8b8cd18482
commit a1aea5b9e0
1 changed files with 5 additions and 1 deletions
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6
Userland/Libraries/LibJS/Bytecode/Pass/PlaceBlocks.cpp
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@ -26,7 +26,11 @@ void PlaceBlocks::perform(PassPipelineExecutable& executable)
reachable_blocks.set(block); reachable_blocks.set(block);
replaced_blocks.append(*const_cast<BasicBlock*>(block)); replaced_blocks.append(*const_cast<BasicBlock*>(block));
for (auto& entry : cfg.get(block).value_or({})) auto children = cfg.find(block);
if (children == cfg.end())
return;
for (auto& entry : children->value)
visit(entry); visit(entry);
}; };