72 lines
3.4 KiB
Plaintext
72 lines
3.4 KiB
Plaintext
import t, c
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from stdint import *
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import memhub
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import string
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import stdlib
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import llvmlite
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import w32.win32file as win32file
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import w32.win32base as win32base
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import w32.fileio as fileio
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import viperlib
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import sys
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import ast
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import lib.core.VLogger as VLogger
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import lib.core.IncludesScanner as IncludesScanner
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import lib.core.Gen.Translator as HandlesTranslator
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import lib.Phase.BuildPipeline as BuildPipeline
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import lib.Stub.StubGen.VpiReader as VpiReader
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import lib.Projectrans.Utils as Utils
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import lib.Projectrans.Config as Config
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# ============================================================
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# StubMerger - stub 声明合并模块(Phase2 核心)
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#
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# 从 temp 目录加载所有 .stub.ll,把依赖模块的声明合并到主 IR 的 target triple 之后,使链接器能解析跨模块符号引用。
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# 合并策略:扫描 temp 目录收集 {sha1}.stub.ll → 读取内容 → 过滤去重(避免重复声明)→ 插入主 IR。
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# ============================================================
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# 全局 mbuddy 指针
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_mbuddy: memhub.MemBuddy*
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# 最大 includes SHA1 数(用于过滤)
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MAX_INCLUDES_SHA1: t.CDefine = 1024
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# stub 读取缓冲区大小
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# 1MB 不够:ast/parser.vp 的 text.ll >1MB,BuildCombinedIR 读取本地 text.ll
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# 单次截断 → 合并 IR 尾部丢字(opt: "end of file in global variable name")。
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STUB_READ_BUF_SIZE: t.CDefine = 8388608
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# 最大 includes 条目数
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MAX_INCLUDES: t.CDefine = 1024
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# 可达性分析 worklist/processed 缓冲区大小(8192 不够:递归扫描 source_dir
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# 后 worklist 含全部 App 文件 imports 的拼接 + BFS 依赖展开,追加82 溢出)
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REACH_WORKLIST_BUF: t.CDefine = 65536
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# 全局 SHA1 映射存储器(内存中,不依赖 _sha1_map.txt 文件)
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# Phase1 扫描完成后填充,供所有函数使用
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_sha1_store_arr: bytes # SHA1 数组(每个 17 字节,MAX_INCLUDES 个)
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_sha1_store_mod: bytes # 模块名数组(每个 64 字节,MAX_INCLUDES 个)
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_sha1_store_rel: bytes # 相对路径数组(每个 256 字节,MAX_INCLUDES 个)
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_sha1_store_incdir: bytes # 所属 includes 根目录数组(每个 512 字节,MAX_INCLUDES 个,多 includes 支持)
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_sha1_store_count: int # 条目数
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# includes 依赖内存存储(不依赖 deps.txt 过程文件)
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# Phase B+ 前用 declare_only 翻译所有 includes 文件,提取 _imported_modules 存入此处
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# _BuildReachableSha1Set 从此处读取依赖,不读 deps.txt
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_includes_deps_sha1: bytes # SHA1 数组(每个 17 字节,MAX_INCLUDES 个)
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_includes_deps_str: bytes # 依赖字符串数组(每个 512 字节,MAX_INCLUDES 个)
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_includes_deps_count: int # 条目数
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# BuildCombinedIR 全目录扫描缓存:Phase B 每个源文件调用一次 BuildCombinedIR,而 _collect_stub_sha1s 会递归枚举
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# temp_dir 全部切片子目录(O(N×S) 目录枚举很慢);按 temp_dir 缓存扫描结果,首次扫描后复用,temp_dir 变化时自动重建。
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_stub_scan_cache_dir: str # 缓存对应的 temp_dir(None=未初始化)
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_stub_scan_cache_arr: str # 扫描结果数组(每 17 字节一个 SHA1,MAX_INCLUDES_SHA1 个)
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_stub_scan_cache_count: int # 收集数量
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# 单条依赖字符串最大长度
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MAX_DEPS_STR_LEN: t.CDefine = 512
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# rel_path 最大长度
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MAX_REL_PATH_LEN: t.CDefine = 256
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# includes 根目录最大长度(绝对路径,多 includes 支持)
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MAX_INC_DIR_LEN: t.CDefine = 512
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