Case study

tgm2p-decomp: matching The Grand Master 2 Plus SH-2 code

tgm2p-decomp reconstructs the SH-2 program of Tetris: The Absolute – The Grand Master 2 Plus as C compiled with Hitachi SHC. Its probes compare instructions and literal pools with the arcade ROM, and its build checks linked code against a user-supplied verified ROM set.

Targets: Game
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06
Evidence class: C2 code & docs, no demo or download

Stars: 2
Last commit: 2026-10-31
Language: C

GitHub data as of 2026-11-10

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Evidence

Observed: Code and documentation observed; no download method or demo found.
Checked: 2026-11-09

How evidence classes are assigned

Requirements & limits

Prerequisites: A verified tgm2p arcade ROM set containing 2b.u21 and 1b.u22 is required.
Prerequisites: Hitachi SHC v5.0 and the documented local toolchain are required.
Limits: Full matching remains incomplete.
License: No licence file in the repository.

Cite

BibTeX

@misc{tgm2p-decomp-case,
  title = {{tgm2p-decomp: matching The Grand Master 2 Plus SH-2 code}},
  howpublished = {\url{https://github.com/masonc15/tgm2p-decomp}},
  url = {https://github.com/masonc15/tgm2p-decomp},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/tgm2p-decomp-case/}}
}

Plain text

tgm2p-decomp: matching The Grand Master 2 Plus SH-2 code. https://github.com/masonc15/tgm2p-decomp (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/tgm2p-decomp-case/

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Primary sources

README.md GitHub · masonc15/tgm2p-decomp · Revision da60906