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https://github.com/encounter/decomp.me.git
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Luminyx
c0c00b1dbe
* Add Wii U platform with ghs 5.3.22 * Update m2c_wrapper.py * Use wine for GHS * Add GHS inlining modes * Set GHS temporary directory * Use local temp file for GHS * biome + ruff * Update wiiu.svg
88 lines
2.2 KiB
Python
88 lines
2.2 KiB
Python
import contextlib
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import io
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import logging
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from m2c.main import parse_flags, run
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from coreapp.compilers import Compiler, CompilerType
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from coreapp.sandbox import Sandbox
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logger = logging.getLogger(__name__)
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class M2CError(Exception):
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pass
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PLATFORM_ID_TO_M2C_ARCH = {
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# mips
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"irix": "mips",
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"n64": "mips",
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"ps1": "mipsel",
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"ps2": "mipsee",
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"psp": "mipsel",
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# ppc
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"wiiu": "ppc",
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"gc_wii": "ppc",
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"macosx": "ppc",
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# arm
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"gba": "gba",
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"n3ds": "arm",
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"nds_arm9": "arm",
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}
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class M2CWrapper:
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@staticmethod
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def is_platform_supported(platform_id: str) -> bool:
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return platform_id in PLATFORM_ID_TO_M2C_ARCH
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@staticmethod
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def get_triple(platform_id: str, compiler: Compiler) -> str:
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try:
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triple = PLATFORM_ID_TO_M2C_ARCH[platform_id]
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except KeyError:
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raise M2CError(f"Unsupported platform '{platform_id}'")
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if compiler.type != CompilerType.OTHER:
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triple += f"-{compiler.type.value}"
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return triple
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@staticmethod
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def decompile(asm: str, context: str, platform_id: str, compiler: Compiler) -> str:
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with Sandbox() as sandbox:
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flags = ["--stop-on-error", "--pointer-style=left"]
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flags.append(f"--target={M2CWrapper.get_triple(platform_id, compiler)}")
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if platform_id == "gba" and "thumb_func_start" in asm:
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asm = f".syntax unified\n{asm}"
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# Create temp asm file
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asm_path = sandbox.path / "asm.s"
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asm_path.write_text(asm)
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if context:
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# Create temp context file
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ctx_path = sandbox.path / "ctx.c"
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ctx_path.write_text(context)
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flags.append("--context")
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flags.append(str(ctx_path))
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flags.append(str(asm_path))
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options = parse_flags(flags)
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out_string = io.StringIO()
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with contextlib.redirect_stdout(out_string):
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returncode = run(options)
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out_text = out_string.getvalue()
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if returncode == 0:
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return out_text
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else:
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raise M2CError(out_text)
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