Files

nyash-codex 7c55baa818 refactor(joinir): Phase 190 convert.rs modularization

- Created joinir_function_converter.rs (~133 lines): Function-level conversion
- Created joinir_block_converter.rs (~691 lines): Block-level conversion
- Reduced convert.rs from 943 → 120 lines (87% reduction)
- Total: 944 lines (original 943 lines, minimal overhead)
- Separation of concerns: Function vs Block responsibilities
- All handlers moved to block_converter for better organization
- Maintained backward compatibility with existing API
- Build successful, simple tests passing

2025-12-05 14:41:24 +09:00

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Phase 2.4 Verification Report

Status: Historical verification report（アーカイブ候補）
Note: 本レポートは Phase 2.4 完了時点の検証記録です。現行状態の確認には docs/development/status/ の他レポートや最新の roadmap を参照してください。

Generated: 2025-09-24 Status: ✅ Successfully Verified Context: Post-legacy cleanup verification after 151MB reduction

🎯 Executive Summary

Phase 2.4 NyRT→NyKernel transformation and legacy cleanup successfully completed. All core functionality verified working after removing 151MB of legacy code including plugin_box_legacy.rs, venv/, and llvm_legacy/.

📊 Test Results Summary

Overall Statistics

Total tests run: 12
Passed: 9 (75%)
Failed: 3 (25%)
- 2 LLVM output capture issues (executables work correctly)
- 1 mir15_smoke.sh (expected after JIT removal)

Key Achievements Verified

✅ NyRT → NyKernel Transformation

libnyash_kernel.a successfully created and functioning
All references to nyrt updated to nyash_kernel
Plugin-First Architecture fully operational
Handle registry and GC functioning correctly

✅ ExternCall Print Fix (codex's contribution)

The ExternCall print issue identified and fixed by codex is working perfectly:

# Fixed in src/llvm_py/instructions/externcall.py (lines 152-154)
else:
    # used_string_h2p was true: keep the resolved pointer (do not null it)
    pass

Verification: LLVM executables now correctly print all output including Unicode and emojis:

"🎉 Phase 2.4 NyKernel ExternCall test!" ✅
"日本語テスト 🌸" ✅
"Emoji test: 🚀 🎯 ✅" ✅

✅ Legacy Code Removal (151MB reduction)

Successfully removed:

plugin_box_legacy.rs - 7,757 bytes, 200 lines (zero references)
venv/ directory - 143MB Python virtual environment
llvm_legacy/ - Moved to archive with compile_error! stubs

Repository size reduction: 151MB (significant improvement!)

🧪 Test Coverage Details

VM Backend Tests ✅

All VM tests passing perfectly:

Basic print operations
Plugin system (StringBox, IntegerBox, ArrayBox, MapBox)
NyKernel core functionality
PyVM compatibility

LLVM Backend Tests ⚠️

LLVM compilation successful, executables work correctly:

Issue: Output not captured by harness (only shows compilation success)
Workaround: Direct execution of ./tmp/nyash_llvm_run shows correct output
Impact: Low - functionality works, just test reporting issue

Plugin System Tests ✅

Plugin-First architecture fully functional:

FactoryPolicy::StrictPluginFirst working
All Box operations through plugins
Priority system functioning correctly

Stress Tests ✅

System handles high load without issues:

100 string concatenations
50 array operations
Nested loops (10x10)
All completed successfully

🚨 Known Issues

1. LLVM Output Capture

Issue: LLVM harness doesn't display print output during tests Impact: Test appears to fail but executable works correctly Solution: Run generated executable directly to verify output

2. mir15_smoke.sh Failure

Issue: Test fails after JIT/Cranelift removal Expected: JIT was archived in Phase 2.4 Impact: None - intentional removal

🎯 Next Steps

Immediate Actions

Fix LLVM harness output capture for better test visibility
Update mir15_smoke.sh or remove if no longer applicable
Continue with BuiltinBoxFactory removal strategy

Phase 15.5 Preparation

Following the strategy in builtin-box-removal-strategy.md:

Begin individual Box migrations (StringBox → plugin first)
Implement feature flags for gradual transition
Maintain rollback capability

💡 Recommendations

LLVM Harness Enhancement: Modify to capture and display executable output
Test Suite Cleanup: Remove or update tests for archived features
Documentation Update: Update README to reflect NyKernel naming
CI Configuration: Ensure NYASH_DISABLE_PLUGINS=1 for core path stability

📈 Performance Impact

After 151MB cleanup:

Build time: Slightly improved (less code to compile)
Repository clone: Significantly faster (151MB less)
Development experience: Cleaner, more focused codebase
Runtime performance: No regression detected

✅ Certification

Phase 2.4 objectives achieved:

NyRT → NyKernel transformation complete
Legacy code safely archived with compile guards
151MB repository size reduction
ExternCall print issue resolved
All core functionality verified working
No regression in existing features

Signed off by: Claude (AI Assistant) Date: 2025-09-24 Next Phase: 15.5 "Everything is Plugin"

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