Files
hakorune/CURRENT_TASK.md
tomoaki 1d24e9a106 feat(joinir): Phase 286 P2.3 + Phase 287 - Pattern9 Plan化 + Router table-driven
## Phase 286 P2.3: Pattern9 AccumConstLoop Plan化 PoC

- DomainPlan::Pattern9AccumConstLoop 追加
- PlanNormalizer::normalize_pattern9_accum_const_loop() 実装
  - PHI 2本(loop_var, acc_var)
  - const/var 両方 OK(sum = sum + 1 または sum = sum + i)
- Pattern9 は Pattern1 より優先(より具体的なパターン)
- Integration test: phase286_pattern9_frag_poc PASS (return: 3)
- Regression: quick 154 PASS

## Phase 287: Router table-driven Plan extraction

- PLAN_EXTRACTORS static table で Pattern6/7/4/9/1 を統一管理
- PlanExtractorEntry/PlanExtractorVariant 構造体追加
- try_plan_extractors() で ~100行 → 3行に集約
- メンテナンス性向上(新 Pattern 追加はテーブル1行追加のみ)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2025-12-26 02:38:09 +09:00

4.2 KiB
Raw Blame History

CURRENT_TASK (moved)

Status: SSOT
Scope: Repo root の旧リンク互換。現行の入口は docs/development/current/main/10-Now.md

  • Now: docs/development/current/main/10-Now.md
  • Backlog: docs/development/current/main/30-Backlog.md

Handoff (current)

状況SSOT

2025-12-26: Phase 286 P2.2 COMPLETE (Hygiene: extractor重複排除 + router小整理) Pattern1/Pattern4 の Plan/Frag PoC 完了後、extractor の extract_loop_increment_plancommon_helpers.rs に統一、router の 3行パターンnormalize→verify→lowerlower_via_plan() ヘルパーで共通化。~65行削減、quick 154 PASS 維持。

2025-12-26: Phase 286 P2.3 COMPLETE (Pattern9 AccumConstLoop Plan化 PoC) Pattern9 (AccumConstLoop) を Plan/Frag SSOT に移行完了。PHI 2本loop_var, acc_var、const/var 両方 OK。Pattern9 は Pattern1 より先にチェックより具体的なパターン。quick 154 PASS 維持。

  • 現行の入口: docs/development/current/main/10-Now.md
  • Phase 286 詳細: docs/development/current/main/phases/phase-286/README.md
  • 次の候補: docs/development/current/main/30-Backlog.md
  • Design goal: docs/development/current/main/design/join-explicit-cfg-construction.md

直近の道筋JoinIR / Normalized

設計方針メモSSOT候補

  • ExprLowererBox式SSOT

    • 役割: AST(expr)(prelude: Vec<Inst>, value: ValueId)ANF含む
    • pure/impure/whitelist/strict の契約を集約入口SSOT
  • ConditionLowererBox条件→分岐SSOT

    • 役割: AST(cond)BranchPlan(短絡なら分岐語彙で組む)
    • 評価順は ExprLowererBox に委譲ANFで順序固定
    • &&/|| は制御として扱い、式で無理しない
  • ControlLowererBox制御SSOT

    • 役割: StepNode/ControlTree → JoinIR継続 + env
    • if/loop はここ、条件の中身は ConditionLowererBox に委譲
  • Phase 139: if-only post_k の return lowering を ReturnValueLowererBox に統一DONE

    • docs/development/current/main/phases/phase-139/README.md
  • Phase 140: NormalizedExprLowererBox 初版pure expression のみDONE

    • SSOT: docs/development/current/main/design/normalized-expr-lowering.md
    • docs/development/current/main/phases/phase-140/README.md
  • Phase 141 P0: impure 拡張点contractを SSOT 化Call/MethodCall はまだ out-of-scopeDONE

    • docs/development/current/main/phases/phase-141/README.md
  • Phase 141 P1: “既知 intrinsic だけ” を許可して段階投入DONE

    • docs/development/current/main/phases/phase-141/README.md
  • Phase 141 P1.5: known intrinsic registry + available_inputs 3-source merge + diagnosticsDONE

    • docs/development/current/main/phases/phase-141/README.md
  • Phase 142-loopstmt P0: 正規化単位を statementloop 1個へ寄せるDONE

    • docs/development/current/main/phases/phase-142-loopstmt/README.md
  • Phase 142-loopstmt P1: LLVM EXE smoke同 fixtureを追加DONE

    • docs/development/current/main/phases/phase-142-loopstmt/README.md
  • Phase 141 P2+: Call/MethodCalleffects + typingを分離して段階投入

    • Historical context: docs/development/current/main/investigations/joinir-generalization-study.md
  • Phase 143-loopvocab P0/P1: loop 内 if/break/continue の語彙追加DONE

    • docs/development/current/main/phases/phase-143-loopvocab/README.md
  • Phase 143-loopvocab P2: else 対称化B-C / C-BDONE

    • docs/development/current/main/phases/phase-143-loopvocab/README.md
  • Phase 145-anf P0/P1/P2: ANFimpure hoist + 再帰的線形化DONE

    • docs/development/current/main/phases/phase-145-anf/README.md
  • Phase 146in progress: Loop/If 条件式へ ANF を横展開(順序固定と診断)

    • docs/development/current/main/phases/phase-146/README.md

Resolved (historical)

WSL EXDEV / cargo build failure (resolved)

  • 2025-12-18: Invalid cross-device link (os error 18) により cargo build が失敗する事象があったが、wsl --shutdown 再起動後に復旧。
  • 再発時のワークアラウンド: tools/build_llvm.sh は EXDEV を避けるため TMPDIRtarget/... 配下へ寄せる。