RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-22 11:25:07 +00:00
Code Issues Activity Actions

LibJS: Handle Calls argument range during EliminateLoads pass

Browse source 
Otherwise we could forget to emit stores those registers, thinking that
they are only directly accessed.
This commit is contained in:
Hendiadyoin1 2023-07-03 15:15:24 +02:00 • committed by Andreas Kling
parent f52e3e540f
commit b26dad3d62
2 changed files with 7 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Userland/Libraries/LibJS/Bytecode/Pass/LoadElimination.cpp
View file

@ -20,6 +20,10 @@ static NonnullOwnPtr<BasicBlock> eliminate_loads(BasicBlock const& block, size_t
Op::NewArray const& array_instruction = static_cast<Op::NewArray const&>(*it);
if (size_t element_count = array_instruction.element_count())
array_ranges.set_range<true, false>(array_instruction.start().index(), element_count);
} else if ((*it).type() == Instruction::Type::Call) {
auto const& call_instruction = static_cast<Op::Call const&>(*it);
if (size_t element_count = call_instruction.argument_count())
array_ranges.set_range<true, false>(call_instruction.first_argument().index(), element_count);
}
}