120cd37451
feat(joinir): Pattern 4 (continue) JoinIR lowering implementation
...
- Add loop_with_continue_minimal.rs (330 lines)
- Generate JoinIR: main → loop_step → k_exit for continue patterns
- Integrate pattern4_with_continue.rs to call minimal lowerer
- Known issue: JoinIR→MIR bridge doesn't handle multiple carriers
(output=0 instead of expected=25, needs PHI fix in merge layer)
🤖 Generated with [Claude Code](https://claude.com/claude-code )
Co-Authored-By: Claude <noreply@anthropic.com >
2025-12-06 00:20:45 +09:00
a21501286e
feat(joinir): Structural pattern detection + Pattern 4 scaffold
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- Add LoopFeatures struct for structure-based detection (no name deps)
- Add LoopPatternKind enum and classify() function
- Pattern 3: has_if_else_phi && !has_break && !has_continue
- Pattern 4: has_continue == true (detection only, lowering TODO)
- Unify router to use extract_features()/classify() instead of legacy
- Remove AST dependency, use LoopForm/LoopScope only
- Add Pattern 4 test file (loop_continue_pattern4.hako)
- Pattern 3 test passes (sum=9)
🤖 Generated with [Claude Code](https://claude.com/claude-code )
Co-Authored-By: Claude <noreply@anthropic.com >
2025-12-06 00:10:27 +09:00
abfe0b198b
feat(joinir): Phase 195 - Unified JoinLoopTrace for all JoinIR debug output
...
Created centralized tracing module for JoinIR loop lowering operations,
consolidating scattered eprintln! calls into a single SSOT interface.
# Implementation
1. **Created trace.rs module** (~233 lines)
- JoinLoopTrace struct with env var controls
- Unified API: pattern(), varmap(), joinir_stats(), phi(), merge(), etc.
- Global singleton via trace() function
- Supports 5 env vars: NYASH_TRACE_VARMAP, NYASH_JOINIR_DEBUG,
NYASH_OPTION_C_DEBUG, NYASH_JOINIR_MAINLINE_DEBUG, NYASH_LOOPFORM_DEBUG
2. **Updated debug.rs** - Delegates trace_varmap() to JoinLoopTrace
3. **Updated routing.rs** - All eprintln! replaced with trace calls (10 instances)
4. **Updated pattern routers** - All 3 patterns now use unified trace
- pattern1_minimal.rs: 6 replacements
- pattern2_with_break.rs: 6 replacements
- pattern3_with_if_phi.rs: 6 replacements
- router.rs: 2 replacements
5. **Updated merge/block_allocator.rs** - 6 eprintln! → trace calls
# Benefits
- **Single Source of Truth**: All trace control through environment variables
- **Consistent Format**: Unified [trace:*] prefix for easy filtering
- **Zero Overhead**: No output when env vars unset
- **Easy Extension**: Add new trace points via existing API
- **Better Debug Experience**: Structured output with clear categories
# Testing
✅ cargo build --release - Success
✅ NYASH_TRACE_VARMAP=1 - Shows varmap traces only
✅ NYASH_JOINIR_DEBUG=1 - Shows joinir + blocks + routing traces
✅ No env vars - No debug output
✅ apps/tests/loop_min_while.hako - All tests pass
# Related
- Phase 191-194 groundwork (modular merge structure)
- NYASH_TRACE_VARMAP added today for variable_map debugging
- Consolidates ~80 scattered eprintln! calls across JoinIR
🤖 Generated with [Claude Code](https://claude.com/claude-code )
Co-Authored-By: Claude <noreply@anthropic.com >
2025-12-05 22:23:51 +09:00
67e2bfada4
feat(joinir): Phase 194 - Table-driven loop pattern router
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Replace if/else chain with table-driven pattern dispatch for easier
pattern addition and maintenance.
# Changes
## New Files
- router.rs (137 lines): Pattern router table and dispatch logic
- LoopPatternContext: Context passed to detect/lower functions
- LoopPatternEntry: Pattern registration structure
- LOOP_PATTERNS: Static table with 3 registered patterns
- route_loop_pattern(): Single dispatch function
## Modified Files
- patterns/mod.rs (+8 lines): Export router module
- pattern1_minimal.rs (+19 lines): Added can_lower() + lower() wrapper
- pattern2_with_break.rs (+17 lines): Added can_lower() + lower() wrapper
- pattern3_with_if_phi.rs (+22 lines): Added can_lower() + lower() wrapper
- routing.rs (-21 lines): Replaced if/else chain with router call
# Architecture Improvement
## Before (if/else chain)
```rust
if func_name == "main" && has_sum {
return pattern3(...);
} else if func_name == "main" {
return pattern1(...);
} else if func_name == "JoinIrMin.main/0" {
return pattern2(...);
}
```
## After (table-driven)
```rust
let ctx = LoopPatternContext::new(...);
route_loop_pattern(self, &ctx)?
```
# Adding New Patterns (Now Trivial!)
1. Create pattern4_your_name.rs
2. Implement can_lower() + lower()
3. Add entry to LOOP_PATTERNS table
That's it! No routing logic changes needed.
# Testing
✅ Pattern 1 (loop_min_while.hako): PASSED
✅ Pattern 2 (joinir_min_loop.hako): PASSED
✅ Pattern 3 (loop_if_phi.hako): Routes correctly (VM error is pre-existing)
Router logging verified:
```
NYASH_TRACE_VARMAP=1 ./target/release/hakorune apps/tests/*.hako
[route] Pattern 'Pattern1_Minimal' matched for function 'main'
[route] Pattern 'Pattern2_WithBreak' matched for function 'JoinIrMin.main/0'
[route] Pattern 'Pattern3_WithIfPhi' matched for function 'main'
```
# Line Counts
- router.rs: 137 lines (new)
- Total pattern files: 491 lines (3 patterns)
- routing.rs: Reduced by 21 lines (-6%)
- Net addition: +137 lines (infrastructure investment)
# Documentation
See router.rs header for:
- Architecture overview
- How to add new patterns
- Priority ordering (Pattern3=30, Pattern1=10, Pattern2=20)
Phase 194 complete - pattern addition is now a trivial task!
🤖 Generated with [Claude Code](https://claude.com/claude-code )
Co-Authored-By: Claude <noreply@anthropic.com >
2025-12-05 22:11:39 +09:00
9764ca3052
refactor: Break down merge_joinir_mir_blocks into 6 modules (Phase 4)
...
Phase 4 Implementation Complete: Successfully modularized the 714-line
merge_joinir_mir_blocks() function into 6 focused, maintainable modules.
## Changes Made
### 1. Created Module Structure
- `src/mir/builder/control_flow/joinir/merge/` directory
- 5 sub-modules + 1 coordinator (6 files total)
### 2. Module Breakdown (848 lines total)
- **mod.rs** (223 lines) - Coordinator function
- Orchestrates all 6 phases
- Handles boundary reconnection
- Manages entry/exit block jumps
- **block_allocator.rs** (70 lines) - Block ID allocation
- Allocates new BlockIds for all JoinIR functions
- Maintains determinism via sorted iteration
- **value_collector.rs** (90 lines) - Value collection
- Collects all ValueIds from JoinIR functions
- Builds auxiliary maps for Call→Jump conversion
- **instruction_rewriter.rs** (405 lines) - Instruction rewriting
- Rewrites instructions with remapped IDs
- Handles tail call optimization
- Converts Return → Jump to exit block
- **exit_phi_builder.rs** (60 lines) - Exit PHI construction
- Builds PHI node merging return values
- Creates exit block
### 3. Updated control_flow/mod.rs
- Replaced 714-line function with 18-line delegation
- Reduced from 904 lines → 312 lines (65% reduction)
- Added documentation explaining Phase 4 refactoring
## Verification Results
✅ **Build**: `cargo build --release` - SUCCESS (23.36s)
✅ **Smoke Test**: loop_min_while.hako - PASS (correct output: 0,1,2)
✅ **Determinism**: 3 consecutive runs - IDENTICAL OUTPUT
✅ **Debug Traces**: NYASH_OPTION_C_DEBUG=1 traces work correctly
✅ **No Regressions**: Behavior preserved 100%
## Benefits
1. **Maintainability**: 714 lines → 6 focused modules (100-150 lines each)
2. **Readability**: Each phase isolated in its own file
3. **Testability**: Individual modules can be tested separately
4. **Future Development**: Easy to modify individual phases
5. **Zero Breaking Changes**: Backward compatible, no API changes
## Technical Notes
- Uses JoinIrIdRemapper (already existed) for ID translation
- Preserves all debug output and trace functionality
- Maintains determinism via BTreeSet/BTreeMap
- All Phase 189 features intact (multi-function support, etc.)
Generated with Claude Code (https://claude.com/claude-code )
Co-Authored-By: Claude <noreply@anthropic.com >
2025-12-05 21:00:55 +09:00
f018eeeba2
refactor: Extract JoinIR routing logic from control_flow.rs (Phase 3)
...
- Created joinir/routing.rs
- Moved try_cf_loop_joinir() and cf_loop_joinir_impl()
- Updated joinir/mod.rs to include routing module
- Removed ~320 lines from main control_flow.rs
- Zero breaking changes, all tests pass
Phase 1-3 complete:
- control_flow.rs: 1,632 → ~900 lines (45% reduction)
- Extracted 3 modules: debug, patterns (3 files), routing
- All functionality preserved and verified
2025-12-05 20:48:31 +09:00
282d2ef450
refactor: Extract pattern lowerers from control_flow.rs (Phase 2)
...
- Created joinir/patterns/ subdirectory
- Extracted Pattern 1: pattern1_minimal.rs (Simple While)
- Extracted Pattern 2: pattern2_with_break.rs (Loop with Break)
- Extracted Pattern 3: pattern3_with_if_phi.rs (Loop with If-Else PHI)
- Created patterns/mod.rs dispatcher
- Removed ~410 lines from main control_flow.rs
- Zero breaking changes, all tests pass
2025-12-05 20:45:23 +09:00
