{
  "added_at": "2026-11-09",
  "category": "reconstruction-cases",
  "class": "game",
  "description_en": "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.",
  "description_zh": "tgm2p-decomp 将《Tetris: The Absolute – The Grand Master 2 Plus》的 SH-2 程序重建为由 Hitachi SHC 编译的 C 代码。探针将指令和常量池与街机 ROM 对比，构建流程再用用户提供、已核对的 ROM 套件检查链接后的代码。",
  "entry_url": "https://awesomerea.org/resources/tgm2p-decomp-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/tgm2p-decomp-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/masonc15/tgm2p-decomp/blob/da60906a9a73b0288dc77cf9bbe8c69af205e7cc/README.md",
  "group": "cases",
  "id": "tgm2p-decomp-case",
  "json_url": "https://awesomerea.org/resources/tgm2p-decomp-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/tgm2p-decomp-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/tgm2p-decomp-case/index.md",
  "name": "tgm2p-decomp: matching The Grand Master 2 Plus SH-2 code",
  "name_zh": "tgm2p-decomp：逐字节匹配 The Grand Master 2 Plus 的 SH-2 代码",
  "reconstruction_method": "matching-decompilation",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "A verified tgm2p arcade ROM set containing 2b.u21 and 1b.u22 is required.",
    "Hitachi SHC v5.0 and the documented local toolchain are required.",
    "Full matching remains incomplete.",
    "No licence file in the repository."
  ],
  "requirements_zh": [
    "需要经核对、包含 2b.u21 和 1b.u22 的 tgm2p 街机 ROM 套件。",
    "需要 Hitachi SHC v5.0 及文档指定的本地工具链。",
    "完整逐字节匹配尚未完成。",
    "仓库中没有许可证文件。"
  ],
  "scope": "unknown",
  "targets": [
    "game"
  ],
  "url": "https://github.com/masonc15/tgm2p-decomp",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}