LibJS: Remove FinishUnwind instruction

This is essentially a LeaveUnwind+Jump, so lets just do that, that will make it easier to optimize it, or see unwind state transitions
Author: https://github.com/Hendiadyoin1 Commit: 133faa0acc Pull-request: https://github.com/SerenityOS/serenity/pull/16055 Reviewed-by: https://github.com/alimpfard Reviewed-by: https://github.com/linusg
2025-08-22 02:09:24 +00:00 · 2022-11-13 18:38:15 +01:00 · 2022-11-13 18:38:15 +01:00 · 133faa0acc · 2024-07-17 07:16:27 +09:00
commit 133faa0acc
parent fc332be2e5
5 changed files with 2 additions and 46 deletions
--- a/Userland/Libraries/LibJS/Bytecode/Pass/GenerateCFG.cpp
+++ b/Userland/Libraries/LibJS/Bytecode/Pass/GenerateCFG.cpp
@ -90,11 +90,6 @@ void GenerateCFG::perform(PassPipelineExecutable& executable)
            enter_label(&resume_target, current_block);
            continue;
        }
-        case FinishUnwind: {
-            auto const& next_target = static_cast<Op::FinishUnwind const&>(instruction).next_target();
-            enter_label(&next_target, current_block);
-            continue;
-        }
        default:
            // Otherwise, pop the current block off, it doesn't jump anywhere.
            iterators.take_last();