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# Phase 213: セッション進捗サマリー
**Date**: 2025-12-09 (Continuation Session)
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
**Status**: ✅ 完了Phase 213-2 + Refactoring 5.1
**Current Commit**: 83940186 (Refactoring 5.1 完了)
---
## 📊 セッション成果
### ✅ Phase 213-2: データ構造拡張完了
**完了内容:**
1. `PatternPipelineContext` 拡張
- `loop_condition: Option<ASTNode>` - ループ条件AST保存
- `loop_body: Option<Vec<ASTNode>>` - ループ本体AST保存
- `loop_update_summary: Option<LoopUpdateSummary>` - キャリア更新情報
2. `CarrierUpdateInfo` 拡張
- `then_expr: Option<ASTNode>` - then分岐の更新式
- `else_expr: Option<ASTNode>` - else分岐の更新式
3. `build_pattern_context()` 更新
- Pattern 3 向けにループ条件・本体を保存
**コード削減**: 0行新規追加
**テスト**: ✅ Build成功、既存テスト合格
---
### 🔍 リファクタリング機会調査完了
**調査範囲:** JoinIR Lowering層 + Pattern Builder層
**発見:**
- **共通化度**: 45% (1,500行の重複コード)
- **レガシー度**: 25% (hardcode + PoC コメント)
- **削減可能**: 500-700行 (14-20%)
**リファクタリング提案(優先度順):**
| # | 項目 | 優先度 | 所要時間 | 削減行数 |
|---|------|--------|---------|---------|
| 5.1 | Pattern 3 Hardcode削除 + ExitMeta化 | HIGH | 3-4h | 22行 |
| 5.2 | Dummy Count Backward Compat削除 | HIGH | 2-3h | 20行 |
| 5.3 | Loop Template Extraction | MEDIUM | 4-6h | 150行 |
| 5.4 | ValueId Allocation標準化 | MEDIUM | 3-4h | 200行 |
| 5.5 | LowererTrait化 | LOW | 8-10h | 大幅改修 |
| 5.6 | PatternPipeline Cleanup | LOW | 2-3h | 細かい整理 |
---
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
### ✅ 実装完了: Refactoring 5.1
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
**目標:** Pattern 3 を Pattern 4 と同じ ExitMeta ベースアーキテクチャに統一化 ✅
**変更対象:**
1. `loop_with_if_phi_minimal.rs`
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
- 署名: `Option<JoinModule>``Result<(JoinModule, JoinFragmentMeta), String>`
- ExitMeta 動的生成ロジック追加 ✅
2. `pattern3_with_if_phi.rs`
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
- Hardcoded 定数削除(`PATTERN3_K_EXIT_*_ID`)✅
- Manual exit binding → ExitMetaCollector に置き換え ✅
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
**達成効果:**
- ✅ Hardcoded ValueIds 完全削除(`PATTERN3_K_EXIT_SUM_FINAL_ID`, `PATTERN3_K_EXIT_COUNT_FINAL_ID`
- ✅ Pattern 3/4 アーキテクチャ統一化(同一の ExitMeta パターン)
- ✅ 19行削減net、42行の手動ロジック削除
- ✅ Phase 214 AST-based generalization の基盤強化
- ✅ テスト全 PASSE2E: `loop_if_phi.hako` → sum=9
- ✅ Commit: `83940186`
---
## 🏗️ アーキテクチャの進化
### Before (Phase 195)
```
Pattern 3 Lowerer (Test-Only PoC)
├─ Hardcoded loop condition: i <= 5
├─ Hardcoded if condition: i % 2 == 1
├─ Hardcoded updates: sum+i, count+1
└─ Hardcoded exit ValueIds: ValueId(24), ValueId(25)
Pattern 3 Builder
├─ Manual exit binding construction
├─ Dummy count backward compat hack
└─ if has_count { ... } else { ... } 複雑な分岐
```
### After Refactoring 5.1 (Phase 213)
```
Pattern 3 Lowerer (ExitMeta化)
├─ JoinModule + JoinFragmentMeta を返す
├─ ExitMeta 動的生成: {"sum": ValueId(...), "count": ValueId(...)}
└─ Result型エラーハンドリング
Pattern 3 Builder
├─ ExitMetaCollector で動的 exit binding 生成
├─ Hardcoded 定数削除
└─ Carrier validationPattern 4と同じ
```
---
## 📝 次のステップ(推奨順)
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
### ✅ Step 1: Refactoring 5.1 完了 (完了)
- ✅ Task エージェント実装完了
- ✅ Build & Test 確認完了(全テスト PASS
- ✅ Commit: `83940186`
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
### ✅ Step 2: Refactoring 5.1 統合 & コミット (完了)
- ✅ 実装結果確認19行削減、42行ロジック削除
- ✅ 既存テスト合格確認E2E: loop_if_phi.hako → sum=9
- ✅ コミット & ドキュメント更新
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
### 🚧 Step 3: Refactoring 5.2 実装HIGH PRIORITY - 次のステップ)
- Dummy count backward compat 削除
- Single-carrier テスト廃止 or 更新
- Multi-carrier の完全化
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
- 推定時間: 2-3時間
- 削減予定: 20行
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
### 📋 Step 4: Phase 214 本体進行Phase 213 から繰り上げ)
- Pattern3IfAnalyzer 実装
- AST-based condition lowering
- AST-based update expression lowering
feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
- ExitMeta による exit binding 統一化(完了済み)
- 目標: `phase212_if_sum_min.hako` → RC=2 達成
---
## 🎯 Phase 213 最終目標 (Phase 213 + 214)
**短期Phase 213):**
- ✅ PatternPipelineContext 拡張DONE
- ✅ CarrierUpdateInfo 拡張DONE
- 🚧 Refactoring 5.1-5.2(実装中)
**中期Phase 214:**
- Pattern3IfAnalyzer 実装
- AST-based generalization
- `phase212_if_sum_min.hako` → RC=2 達成
**長期Phase 220+:**
- Refactoring 5.3-5.5(アーキテクチャ完成化)
---
## 📚 作成ドキュメント
1. **phase213-progress-checkpoint-1.md**
- 基盤完成時点での進捗報告
- 3つのアプローチ提案
2. **refactoring-5-1-pattern3-exitmeta.md**
- 詳細な実装計画5ステップ
- Before/After コード比較
- テスト戦略 & リスク管理
3. **phase213-session-summary.md** (このファイル)
- セッション全体の進捗まとめ
---
## 🔗 関連リソース
- **Master Plan**: docs/private/roadmap2/phases/00_MASTER_ROADMAP.md
- **Phase 213 Design Doc**: phase213-pattern3-if-sum-generalization.md
- **Phase 212.5 Report**: phase212-5-implementation-complete.md
- **Refactoring 5.1 Plan**: refactoring-5-1-pattern3-exitmeta.md
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## ✨ Session Highlights
### 🎓 学習ポイント
1. **Box Theory の実践**
- Pattern 3 を修正可能・差し替え可能な箱として設計
- ExitMeta による境界の明確化
2. **アーキテクチャ統一化**
- Pattern 3/4 が同じアーキテクチャになることで保守性向上
- レガシーコードhardcodeを完全排除
3. **段階的改善80/20ルール**
- Phase 213-2: データ構造基盤DONE
- Phase 213: Refactoring 整理整頓(実装中)
- Phase 214: AST-based generalization計画
### 🚀 次のセッションへの引き継ぎ
- **Refactoring 5.1 の実装完了**
- **Phase 213 本体AST-based loweringへの準備完了**
- **包括的な計画ドキュメント整備完了**
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feat(joinir): Phase 215-2 ExprResult exit contract for Pattern 3 Implements Phase 215 Task 215-2: Wire expr_result exit line through ExitMeta → JoinInlineBoundary → ExitLine → MIR return for Pattern 3. ## Changes ### Fix 1: JoinIR Lowerer (loop_with_if_phi_if_sum.rs:312) - Changed `carrier_only()` → `with_expr_result(sum_final, exit_meta)` - Marks sum final value as expr_result for propagation ### Fix 2: Boundary Builder (pattern3_with_if_phi.rs:176-191) - Added `.with_expr_result(Some(expr_id))` to JoinInlineBoundaryBuilder - Passes expr_result to boundary for ExitLineReconnector ### Fix 3: Final Return (pattern3_with_if_phi.rs:195-219) - Changed from always returning Void to conditional return: - Expr-position loops: Return merge_result ValueId - Statement-position loops: Return Void - Matches Pattern 2 behavior ## Test Results Primary target: - phase212_if_sum_min.hako: RC=2 achieved ✅ Regression tests: - loop_if_phi.hako: RC=2 (existing behavior maintained) ✅ - Pattern 1/2/3 tests: All PASS ✅ ## Architecture Pattern 3 now follows the same ExprResult Exit Contract as Pattern 2: 1. JoinIR lowerer creates expr_result with `with_expr_result()` 2. Boundary builder passes expr_result with `.with_expr_result()` 3. Conversion pipeline returns merge result containing exit PHI ValueId 4. Pattern dispatcher conditionally returns expr_result or Void This enables: - Expr-position loops: Loop result propagates to caller - Statement-position loops: Loop updates variable_map only (returns Void) - Unified contract: Patterns 2 and 3 follow same expr_result flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-10 01:40:18 +09:00
**Status**: Phase 213 完全完了 ✅Phase 213-2 + Refactoring 5.1
**Next**: Refactoring 5.2(推奨)または Phase 214 本体AST-based lowerer