tomoaki
a2c5fd90fe
feat(joinir): Phase 188.3 - Pattern6 (NestedLoopMinimal) 選択ロジック実装
## Phase 188.3 進捗: Phase 2 完了 (6/13 tasks)
### 実装完了 ✅
**Phase 1: Fixture作成**
- apps/tests/phase1883_nested_minimal.hako 追加
- Add/Compare のみ(乗算なし)
- 期待 exit code: 9 (3×3 nested loops)
- 既存 lowering で fallback 動作確認
**Phase 2: 選択ロジック (SSOT)**
- LoopPatternContext に step_tree_max_loop_depth フィールド追加
- choose_pattern_kind() に Pattern6 選択ロジック実装:
1. Cheap check (has_inner_loop)
2. StepTree 構築 (max_loop_depth 取得)
3. AST validation (is_pattern6_lowerable)
- pattern6_nested_minimal.rs モジュール作成 (stub)
- LOOP_PATTERNS に Pattern6 entry 追加
- **検証**: Pattern6 が正しく選択される ✅
### 設計原則 (確認済み)
1. **Fail-Fast**: Pattern6 選択後は Ok(None) で逃げない
2. **outer 変数 write-back 検出 → validation false** (Phase 188.4+)
3. **最小実装**: inner local だけ、Pattern1 モデル二重化
4. **cfg! 依存なし**: production で動作
### 検証結果
```
[choose_pattern_kind] has_inner_loop=true
[choose_pattern_kind] max_loop_depth=2
[choose_pattern_kind] is_pattern6_lowerable=true
✅ Pattern6 SELECTED!
```
Stub からの期待エラー:
```
[ERROR] ❌ [Pattern6] Nested loop lowering not yet implemented
```
### 次: Phase 3 (Lowering 実装 - 推定4時間)
残りタスク:
- Phase 3-1: AST 抽出ヘルパー
- Phase 3-2: Validation ヘルパー
- Phase 3-3: Continuation 生成 (outer_step, inner_step, k_inner_exit)
- Phase 3-4: fixture が exit=9 を返すことを検証
### 変更ファイル
**新規**:
- apps/tests/phase1883_nested_minimal.hako
- src/mir/builder/control_flow/joinir/patterns/pattern6_nested_minimal.rs
- docs/development/current/main/phases/phase-188.{1,2,3}/README.md
**変更**:
- src/mir/builder/control_flow/joinir/routing.rs (Pattern6 選択)
- src/mir/builder/control_flow/joinir/patterns/router.rs (Context 拡張)
- src/mir/builder/control_flow/joinir/patterns/mod.rs (module 宣言)
🎯 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2025-12-27 05:45:12 +09:00
..
2025-09-26 00:42:55 +09:00
2025-09-06 06:24:08 +09:00
2025-10-31 19:22:00 +09:00
2025-08-28 12:09:09 +09:00
2025-11-09 00:57:10 +09:00
2025-12-02 12:38:01 +09:00
2025-09-19 02:07:38 +09:00
2025-12-04 19:11:20 +09:00
2025-11-08 23:45:29 +09:00
2025-12-04 20:13:21 +09:00
2025-10-31 19:22:00 +09:00
2025-11-11 02:07:12 +09:00
2025-09-07 07:28:53 +09:00
2025-12-02 12:38:01 +09:00
2025-11-01 12:19:17 +09:00
2025-11-02 15:43:43 +09:00
2025-12-10 00:01:53 +09:00
2025-12-16 21:37:07 +09:00
2025-12-27 05:45:12 +09:00
2025-12-10 00:01:53 +09:00
2025-09-06 06:24:08 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-09-14 00:44:28 +09:00
2025-11-06 15:41:52 +09:00
2025-12-10 00:01:53 +09:00
2025-08-29 23:11:21 +09:00
2025-12-10 00:01:53 +09:00
2025-11-09 15:11:18 +09:00
2025-11-07 19:32:44 +09:00
2025-09-01 23:44:34 +09:00
2025-12-18 18:29:02 +09:00
2025-09-14 04:51:33 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-09-16 23:49:36 +09:00
2025-09-06 06:24:08 +09:00
2025-09-05 05:16:21 +09:00
2025-09-05 05:16:21 +09:00
2025-11-01 18:53:15 +09:00
2025-11-06 15:41:52 +09:00
2025-08-26 01:42:18 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-11-15 05:42:32 +09:00
2025-11-06 15:41:52 +09:00
2025-11-01 13:28:56 +09:00
2025-12-02 12:38:01 +09:00
2025-12-02 12:38:01 +09:00
2025-11-06 15:41:52 +09:00
2025-12-10 00:01:53 +09:00
2025-12-10 00:01:53 +09:00
2025-12-04 15:00:45 +09:00
2025-12-04 14:19:48 +09:00
2025-12-04 19:15:37 +09:00
2025-12-08 18:57:05 +09:00
2025-12-02 12:38:01 +09:00
2025-11-06 15:41:52 +09:00
2025-09-14 04:51:33 +09:00
2025-11-11 21:24:51 +09:00
2025-09-04 11:34:15 +09:00
2025-11-06 15:41:52 +09:00
2025-09-04 11:34:15 +09:00
2025-12-10 00:01:53 +09:00
2025-11-09 23:40:36 +09:00
2025-09-15 01:21:37 +09:00
2025-11-13 16:40:58 +09:00
2025-09-05 13:29:17 +09:00
2025-09-05 13:29:17 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-11-01 18:53:15 +09:00
2025-09-15 01:21:37 +09:00
2025-09-05 13:29:17 +09:00
2025-09-07 07:36:15 +09:00
2025-12-02 12:38:01 +09:00
2025-11-06 15:41:52 +09:00
2025-09-15 18:44:49 +09:00
2025-09-15 18:44:49 +09:00
2025-12-10 00:01:53 +09:00
2025-12-10 00:01:53 +09:00
2025-12-10 00:01:53 +09:00
2025-11-23 05:53:27 +09:00
2025-09-27 08:45:25 +09:00
2025-09-27 08:45:25 +09:00
2025-09-04 11:34:15 +09:00
2025-11-06 15:41:52 +09:00
2025-12-10 00:01:53 +09:00
2025-09-19 02:07:38 +09:00
2025-09-19 02:07:38 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-09-18 13:35:38 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-09-15 22:14:42 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-09-21 08:53:00 +09:00
2025-09-15 18:44:49 +09:00
2025-12-10 00:01:53 +09:00
2025-09-15 18:44:49 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-09-15 18:44:49 +09:00
2025-12-10 00:01:53 +09:00
2025-12-25 00:11:34 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-11-15 22:32:13 +09:00
2025-12-10 00:01:53 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-12-02 12:38:01 +09:00
2025-11-01 18:53:15 +09:00
2025-11-06 15:41:52 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-11-08 17:04:21 +09:00
2025-12-10 00:01:53 +09:00
2025-11-30 14:30:28 +09:00
2025-11-30 14:30:28 +09:00
2025-11-21 23:52:10 +09:00
2025-11-19 02:44:40 +09:00
2025-11-08 17:04:21 +09:00
2025-12-10 00:01:53 +09:00
2025-12-02 14:07:19 +09:00
2025-12-02 14:07:19 +09:00
2025-12-04 11:28:55 +09:00
2025-12-04 11:44:55 +09:00
2025-12-05 07:47:22 +09:00
2025-12-02 14:07:19 +09:00
2025-11-13 18:11:25 +09:00
2025-11-09 15:11:18 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-12-10 00:01:53 +09:00
2025-11-06 15:41:52 +09:00
2025-11-06 15:41:52 +09:00
2025-09-07 07:36:15 +09:00
2025-09-17 20:33:19 +09:00
2025-12-10 00:01:53 +09:00
2025-12-10 00:01:53 +09:00
2025-08-24 00:05:12 +09:00