Commit Graph

13 Commits

Author SHA1 Message Date
d7805e5974 feat(joinir): Phase 213-2 Step 2-2 & 2-3 Data structure extensions
Extended PatternPipelineContext and CarrierUpdateInfo for Pattern 3 AST-based generalization.

Changes:
1. PatternPipelineContext:
   - Added loop_condition: Option<ASTNode>
   - Added loop_body: Option<Vec<ASTNode>>
   - Added loop_update_summary: Option<LoopUpdateSummary>
   - Updated build_pattern_context() for Pattern 3

2. CarrierUpdateInfo:
   - Added then_expr: Option<ASTNode>
   - Added else_expr: Option<ASTNode>
   - Updated analyze_loop_updates() with None defaults

Status: Phase 213-2 Steps 2-2 & 2-3 complete
Next: Create Pattern3IfAnalyzer to extract if statement and populate update summary
2025-12-10 00:01:53 +09:00
149c343ace refactor: Quick Win cleanup - 102 lines deleted, zero regressions
Completed three high-efficiency refactoring tasks:

## Task 1: Pattern1Context deletion (40 lines)
- Removed deprecated Pattern1Context struct from simple_while_minimal.rs
- Removed context parameter from lowering pipeline
- Simplified API surface (one less unused type)
- Files: simple_while_minimal.rs, pattern1_minimal.rs, loop_to_join.rs

## Task 2: #[allow(dead_code)] cleanup (62 lines)
- Deleted new_with_outputs() from inline_boundary.rs (truly dead, deprecated)
- Deleted extract_type_hint() from generic_type_resolver.rs (future placeholder)
- Removed 3 incorrect annotations (code IS actually used)
- Added clear comments for future-work items

## Task 3: Test organization (0 lines, +26 doc lines)
- Added 4-section navigation to loop_scope_shape/tests.rs
- Improved test discoverability (17 tests → organized by module)
- Low-risk organization improvement
- Easy path for future per-module test file splitting

## Summary
- Total deletion: 102 net lines
- Files modified: 9
- Build status:  Clean (0 errors, 0 warnings)
- Test status:  21/21 PASS
- Regressions: 0

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2025-12-07 23:59:28 +09:00
c183557799 chore: cargo fix - remove unused imports
Phase 33-11 Quick Wins - Task 1

- Removed 10 unused imports across JoinIR lowering modules
- Applied via 'cargo fix --allow-dirty'
- No logic changes, only cleanup
- Build:  Success (0 errors, 44 warnings)

Files modified:
- src/mir/join_ir/lowering/generic_case_a/*.rs (5 files)
- src/mir/join_ir/lowering/{if_merge,if_select,loop_patterns,simple_while_minimal}.rs
- src/mir/join_ir_vm_bridge/joinir_function_converter.rs
- src/mir/builder/control_flow/joinir/merge/exit_line/reconnector.rs
2025-12-07 03:12:51 +09:00
c2f524bb26 refactor(joinir): Phase 185 code cleanup - extract shared function, remove dead code
- Extract infer_type_from_mir_pattern() to common.rs (was duplicated in if_select.rs & if_merge.rs)
- Remove unused JOINIR_HEADER_BYPASS_TARGETS and is_joinir_header_bypass_target() from loopform_builder.rs
- Warnings reduced: 13 → 11

Lines removed: ~45 (duplicate function + dead code)

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-12-04 22:33:56 +09:00
8f736358c4 feat(joinir): Phase 63-4 infer_type_from_phi degradation design
Phase 63-4: infer_type_from_phi を『JoinIR 型ヒント優先+従来ロジックフォールバック』に縮退する仕様を設計(実装は Phase 63-5+)

## Changes

### Documentation Updates
- **README.md**: Added complete Phase 63-4 design (63-4.1 through 63-4.5)
  - 63-4.1: Current state analysis (definition location, callsites, role, JoinIR preparation)
  - 63-4.2: Degradation spec (type_hint priority + fallback pattern)
  - 63-4.3: Representative cases and A/B testing strategy (P1/P2/P3)
  - 63-4.4: Deletion conditions (5 conditions, current: 2/5 = 40%)
  - 63-4.5: Phase 63-5 handoff (infer_type_from_phi_with_hint() implementation tasks)

- **PHI_BOX_INVENTORY.md**: Updated if_phi.rs entry with Phase 63-4 deletion plan
  - Added: "Phase 63-4完了: infer_type_from_phi の JoinIR type_hint 優先への縮退案を設計(実装は Phase 63-5+)"

- **CURRENT_TASK.md**: Added Phase 63-4 section with summary of design work

## Design Highlights

### Degradation Pattern
```rust
pub fn infer_type_from_phi_with_hint(
    function: &MirFunction,
    ret_val: ValueId,
    types: &BTreeMap<ValueId, MirType>,
    type_hint: Option<MirType>,
) -> Option<MirType> {
    if let Some(hint) = type_hint {
        return Some(hint);  // Route B: JoinIR priority (SSOT)
    }
    infer_type_from_phi(function, ret_val, types)  // Route A: Fallback
}
```

### Representative Cases
- **P1**: IfSelectTest.simple/local (Phase 63-5 target)
- **P2**: read_quoted_from (Phase 63-6+ target)
- **P3**: MethodCall/Box constructors (Phase 64+ expansion)

### Deletion Conditions (2/5 achieved)
1.  JoinIR has type_hint field (Phase 63-3)
2.  Type hints populated for representative cases (Phase 63-2)
3.  Degraded to type_hint priority (Phase 63-5)
4.  P1 cases determined by type_hint only (Phase 63-5)
5.  All functions use type hints (Phase 64+)

## Files Changed
- docs/private/roadmap2/phases/phase-63-joinir-type-info/README.md
- docs/private/roadmap2/phases/phase-30-final-joinir-world/PHI_BOX_INVENTORY.md
- CURRENT_TASK.md

## Next Steps
Phase 63-5: Implement degradation for P1 cases (IfSelectTest.simple/local)

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-29 17:58:06 +09:00
7a1a4bd964 refactor(mir): loop_builder.rs モジュール化 - 6ファイルに分割
## リファクタリング内容

### ファイル構造変更
- `src/mir/loop_builder.rs` (1515行) 削除
- `src/mir/loop_builder/` ディレクトリ新設(6ファイル、1529行)

### 新規モジュール構成

1. **mod.rs** (6,293行 → 実際は約150行)
   - モジュール定義とre-export
   - LoopBuilder構造体定義

2. **loop_form.rs** (25,988行 → 実際は約650行)
   - メインループlowering pipeline
   - デバッグ/実験フラグ集約

3. **if_lowering.rs** (15,600行 → 実際は約390行)
   - In-loop if lowering with JoinIR/PHI bridge
   - **Phase 61-2コード完全保持**:
     - JoinIR dry-run検証モード
     - PhiSpec計算とA/B比較

4. **phi_ops.rs** (12,844行 → 実際は約320行)
   - PHI emit helpers
   - LoopFormOps/PhiBuilderOps impls

5. **control.rs** (4,261行 → 実際は約107行)
   - break/continue capture
   - predecessor bookkeeping

6. **statements.rs** (1,673行 → 実際は約42行)
   - loop-body statement lowering entry point

7. **README.md** (752行 → 実際は約19行)
   - モジュール責務とサブモジュール説明

### 設計原則

- **責務分離**: CFG構築/PHI生成/制御フロー/文処理を分離
- **Phase 61-2保持**: if_lowering.rsにJoinIR dry-run完全移行
- **phi_core委譲**: PHI構築ロジックは`phi_core`に委譲

## テスト結果

- Phase 61-2テスト:  2/2 PASS(dry-runフラグ、PhiSpec)
- loopformテスト:  14/14 PASS(退行なし)
- ビルド:  成功(エラー0件)

## 統計

- **純削減**: -1,521行(25ファイル変更)
- **loop_builder**: 1515行 → 1529行(+14行、6ファイル化)
- **可読性**: 巨大単一ファイル → 責務別モジュール

## ChatGPT設計・Claude確認

大規模リファクタリングをChatGPTが実施、Claudeが検証完了。

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-29 12:44:40 +09:00
3ea397fd3e feat(joinir): Phase 61-1 If-in-loop JoinIR化インフラ整備完了
## 実装内容

### 新規ファイル
- `if_phi_context.rs`: If-in-loop用PHIコンテキスト構造体 (135行)
  - `IfPhiContext::for_loop_body()`: ループ内if用コンストラクタ
  - `is_carrier()`: ループキャリア変数判定
  - 単体テスト2個完全動作

### 既存ファイル拡張
- `if_select.rs`, `if_merge.rs`: context パラメータ追加 (+68行)
  - `with_context()` コンストラクタ実装
  - Pure If との完全互換性維持
- `mod.rs`: `try_lower_if_to_joinir()` シグネチャ拡張 (+25行)
  - `context: Option<&IfPhiContext>` パラメータ追加
  - 既存呼び出し箇所6箇所修正完了
- `loop_builder.rs`: JoinIR経路実装 (+43行)
  - `NYASH_JOINIR_IF_SELECT=1` で試行
  - フォールバック設計(PhiBuilderBox経路保持)
  - デバッグログ完備

## テスト結果
-  loopform テスト 14/14 PASS(退行なし)
-  ビルド成功(エラー0件)
-  Borrow Checker 問題解決

## コード変更量
- 新規: +135行
- 拡張: +136行
- 削除: -18行
- 純増: +253行(インフラ投資、Phase 61-3で-226行削減予定)

## 次のステップ
Phase 61-2: join_inst dry-run実装で実際のPHI生成を行う

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-29 11:53:57 +09:00
447bbec998 refactor(joinir): Split ast_lowerer and join_ir_vm_bridge into modules
ast_lowerer.rs → ast_lowerer/ (10 files):
- mod.rs: public surface + entry dispatch
- context.rs: ExtractCtx helpers
- expr.rs: expression-to-JoinIR extraction
- if_return.rs: simple if→Select lowering
- loop_patterns.rs: loop variants (simple/break/continue)
- read_quoted.rs: read_quoted_from lowering (Phase 45-46)
- nested_if.rs: NestedIfMerge lowering
- analysis.rs: loop if-var analysis + metadata helpers
- tests.rs: frontend lowering tests
- README.md: module documentation

join_ir_vm_bridge.rs → join_ir_vm_bridge/ (5 files):
- mod.rs: public surface + shared helpers
- convert.rs: JoinIR→MIR lowering
- runner.rs: VM execution entry (run_joinir_via_vm)
- meta.rs: experimental metadata-aware hooks
- tests.rs: bridge-specific unit tests
- README.md: module documentation

Benefits:
- Clear separation of concerns per pattern
- Easier navigation and maintenance
- Each file has single responsibility
- README documents module boundaries

Co-authored-by: ChatGPT <noreply@openai.com>

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-28 17:42:19 +09:00
588129db65 feat(joinir): Phase 34-6 MethodCall 構造と本物の substring 意味論
**Phase 34-6 実装完了**: MethodCall 構造を JoinIR に追加し、本物の substring
呼び出しを通すことに成功。

## 主要変更

### 1. MethodCall 構造追加 (34-6.1)
- `src/mir/join_ir/mod.rs`: JoinInst::MethodCall バリアント (+8 lines)
  - 構造: `{ dst, receiver, method, args }`
  - 設計原則: JoinIR は構造のみ、意味論は MIR レベル

### 2. extract_value 更新 (34-6.2)
- `src/mir/join_ir/frontend/ast_lowerer.rs`: Method 処理本物化 (+37 lines)
  - receiver/args を extract_value で再帰処理
  - ダミー Const(0) 削除 → 本物の MethodCall 生成
  - cond 処理修正: ValueId(0) ハードコード → extract_value で取得

### 3. JoinIR→MIR 変換実装 (34-6.3)
- `src/mir/join_ir_vm_bridge.rs`: MethodCall → BoxCall 変換 (+12 lines)
- `src/mir/join_ir/json.rs`: MethodCall JSON シリアライゼーション (+16 lines)
- `src/mir/join_ir_runner.rs`: MethodCall 未対応エラー (+7 lines)

### 4. テスト更新 (34-6.4)
- `docs/.../fixtures/json_shape_read_value.program.json`: 本物の substring 構造
- `src/tests/joinir_frontend_if_select.rs`: run_joinir_via_vm 使用
- テスト成功: v="hello", at=3 → "hel" 

## 成果

-  テスト全通過(1 passed; 0 failed)
-  設計原則確立: JoinIR = 構造 SSOT、意味論 = MIR レベル
-  Phase 33-10 原則との整合性: Method でも同じ原則適用

**ドキュメント更新**: CURRENT_TASK.md + TASKS.md(Phase 34-6 完了記録)

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-27 17:05:46 +09:00
9e9e08eb84 feat(joinir): Phase 33-9.1 Loop/If lowering responsibility separation
Implement clear separation between Loop and If lowering responsibilities:

**Guard Implementation:**
- Add is_loop_lowered_function() to identify 6 Loop-dedicated functions
- Exclude Loop functions from If lowering path in try_lower_if_to_joinir()
- Enforce "1 function → 1 lowering" principle

**Documentation:**
- Add responsibility comments to loop_to_join.rs
- Add responsibility comments to if_select.rs and if_merge.rs
- Update if_joinir_design.md with Phase 33-9.1 section

**Testing:**
- Add unit test test_is_loop_lowered_function() (PASS)
- Verify no regression in existing JoinIR tests

**Loop-dedicated functions (6):**
- Main.skip/1
- FuncScannerBox.trim/1
- FuncScannerBox.append_defs/2
- Stage1UsingResolverBox.resolve_for_source/5
- StageBBodyExtractorBox.build_body_src/2
- StageBFuncScannerBox.scan_all_boxes/1

This prevents future conflicts when both Loop and If lowering expand.

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-27 10:58:56 +09:00
517b20fe88 feat(joinir): Phase 33-8 Stage-1 rollout infrastructure
Add environment variable controls and debug logging for JoinIR lowering rollout.

Changes:
- Add HAKO_JOINIR_STAGE1 env var for Stage-1 function rollout control
- Add HAKO_JOINIR_DEBUG (0-3) for granular debug logging
  - Level 0: Silent (default)
  - Level 1: Basic lowering info
  - Level 2: Pattern matching details
  - Level 3: Full variable/instruction dump
- Implement 3-tier whitelist system:
  - Tier 1: Test functions (always enabled)
  - Tier 2: Stage-1 rollout (env-controlled)
  - Tier 3: Explicit approvals (validated in Phase 33-4)
- Add A/B test automation script (tools/joinir_ab_test.sh)
- Update if_merge.rs and if_select.rs with debug_level support

Environment variables (with NYASH_* fallback for compatibility):
- HAKO_JOINIR_IF_SELECT: Enable JoinIR lowering
- HAKO_JOINIR_STAGE1: Enable Stage-1 function rollout
- HAKO_JOINIR_DEBUG: Debug log level (0-3)

A/B test verification: PASSED on joinir_if_merge_{simple,multiple}.hako

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-27 09:30:54 +09:00
5cfb0e1d5b Phase 33-3: If/PHI MIR pattern matching + Select lowering (minimal patterns)
Implementation:
- Implement MIR pattern matching in if_select.rs (simple/local patterns)
- Add try_lower_if_to_joinir() entry point in lowering/mod.rs
- Create comprehensive integration tests (4/4 passing)

Pattern Support:
- Simple pattern: if cond { return 1 } else { return 2 }
  - Both blocks must have Return only (no instructions)
- Local pattern: if cond { x = a } else { x = b }; return x
  - Each branch has exactly 1 Copy instruction
  - Both branches jump to same merge block
  - Merge block Returns the assigned variable

Safety Mechanisms:
- Dev toggle: NYASH_JOINIR_IF_SELECT=1 required
- Function name filter: Only IfSelectTest.* functions
- Fallback: Returns None on pattern mismatch
- Zero breaking changes: Existing if_phi path untouched

Tests (4/4 PASS):
- test_if_select_simple_pattern
- test_if_select_local_pattern
- test_if_select_disabled_by_default
- test_if_select_wrong_function_name

Files:
- Modified: src/mir/join_ir/lowering/if_select.rs (pattern matching)
- Modified: src/mir/join_ir/lowering/mod.rs (entry point)
- New: src/tests/mir_joinir_if_select.rs (integration tests)
- Modified: src/tests/mod.rs (module registration)

Phase 33-3.2/3.3 (legacy removal) pending

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-27 03:28:32 +09:00
35cd93a37a Phase 33-2: JoinInst::Select implementation + minimal If JoinIR lowering
Implementation:
- Add JoinInst::Select variant to JoinIR schema
- Implement Select execution in JoinIR Runner (Bool/Int cond support)
- Add Select handling in JoinIR→MIR Bridge (4-block structure)
- Create test cases (joinir_if_select_simple/local.hako)
- Add dev toggle NYASH_JOINIR_IF_SELECT=1
- Create lowering infrastructure (if_select.rs, stub for Phase 33-3)

Tests:
- 3/3 unit tests pass (test_select_true/false/int_cond)
- Integration tests pass (RC: 0)
- A/B execution verified (existing if_phi vs JoinIR Select)

Files changed:
- New: apps/tests/joinir_if_select_{simple,local}.hako
- New: src/mir/join_ir/lowering/if_select.rs
- Modified: src/mir/join_ir/{mod,json,runner,vm_bridge}.rs
- Modified: src/config/env.rs (joinir_if_select_enabled)
- Modified: docs/reference/environment-variables.md

Phase 33-3 ready: MIR pattern recognition + auto-lowering pending

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-27 02:58:38 +09:00