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Author SHA1 Message Date
Claude
6430c3a935
Sprite resolution, asset wiring, shift-assign, unreachable state warning
Sprite/asset pipeline:
- Linker::link_with_assets() places sprite CHR data in ROM at correct tile
- assets::resolve_sprites() walks Program for inline sprite bytes
- CodeGen::with_sprites() maps sprite names to tile indices
- gen_draw() uses correct tile index from sprite declarations
- main.rs wires the full resolution pipeline

Shift-assign operators (<<= and >>=):
- AssignOp::ShiftLeftAssign and ShiftRightAssign variants
- Parser handles in both statement and array index contexts
- Codegen emits ASL A / LSR A
- IR lowering maps to ShiftLeft/ShiftRight ops

Unreachable state warning (W0104):
- BFS from start state finds reachable states via transitions
- States not reached produce W0104 warning

Error polish helpers:
- suggest_var_name() for "did you mean" suggestions
- emit_undefined_var() for E0502 with typo hints
- Used by analyzer for better diagnostics

242 tests pass, clippy clean.

https://claude.ai/code/session_01W6eQFStA66EuMKHUFo2rx3
2026-04-12 10:01:44 +00:00
Claude
058f7a87b6
M3: Asset pipeline, sprite/palette/background declarations, debug symbols
Parser extensions:
- sprite declarations with chr: @chr("file.png"), @binary("file.bin"), or inline [hex]
- palette declarations with colors: [0x0F, 0x00, 0x10, 0x20]
- background declarations with chr: asset source
- @chr/@binary asset source parsing
- load_background and set_palette statements
- --debug CLI flag (plumbed through, not yet wired to codegen)

Asset pipeline (new module):
- PNG → CHR tile conversion using image crate (8x8 tiles, 2-bitplane encoding)
- NES color palette table (all 64 standard NES colors as RGB)
- Nearest-color matching (Euclidean distance in RGB space)

Debug module (new):
- Source map (ROM address → source Span mapping)
- Debug symbols with variable address table
- Mesen-compatible .mlb label export
- .sym symbol table export

192 tests total (13 new: 5 parser + 3 asset + 5 debug)

https://claude.ai/code/session_01W6eQFStA66EuMKHUFo2rx3
2026-04-12 00:09:47 +00:00