Files
psxrecomp/runtime/include
Matthew Stanley adaea3d8bf Salvage clean hardware sim from v2/v3: GTE, SW renderer, ISO reader, CRC32
Audited psxrecomp-v3 and psxrecomp-v2 hardware simulation files.
Carried forward only pure hardware simulation with zero HLE/BIOS
contamination. Each file was read in full and checked for:
- event_deliver / bios_ / interpreter_ references (none found)
- printf/fprintf (removed from GTE, none in others)
- stubs (return 0, TODO, FIXME) (none found)
- v3-specific state dependencies (removed psx_runtime.h, automation.h)

Added files:
- gte.cpp/h: COP2 coprocessor (876 lines, all GTE commands)
- gpu_sw_renderer.c/h: Software rasterizer with texture support (723 lines)
- crc32.c/h: CRC32 utility (27 lines)
- iso_reader.cpp/h + iso_reader_c.cpp: ISO 9660 reader (490 lines)

Modified:
- cpu_state.h: Added gte_data[32] and gte_ctrl[32] arrays
- CMakeLists.txt: Added new source files

Explicitly rejected (per CLAUDE.md rule 7):
- bios.c, events.c, threads.c, interpreter.c (HLE/kernel state)
- bios_trace.c, func_logger.c, main_runner.cpp (interpreter era)
- cdrom.c (has event_deliver + hard-coded RAM writes, needs surgery)
- spu.cpp from v2 (WinMM-only, needs SDL port)

Build verified: clean compile and link.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-12 20:57:41 -07:00
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