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linker checkpoint

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This commit is contained in:
Nikita Smith
2025-06-25 10:53:22 -07:00
committed by Ryan Fleury
parent a60216fa9f
commit 7c071e7238
74 changed files with 3940 additions and 6441 deletions
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src/linker/lnk_obj.h
+55 -147
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@@ -1,27 +1,37 @@
// Copyright (c) 2024 Epic Games Tools
// Copyright (c) 2025 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)
#pragma once
////////////////////////////////
typedef struct LNK_InputObj
typedef struct LNK_Obj
{
struct LNK_InputObj *next;
B32 is_thin;
B32 has_disk_read_failed;
String8 dedup_id;
String8 path;
String8 data;
String8 lib_path;
} LNK_InputObj;
String8 data;
String8 path;
String8 lib_path;
U64 input_idx;
COFF_FileHeaderInfo header;
} LNK_Obj;
typedef struct LNK_InputObjList
typedef struct LNK_ObjNode
{
U64 count;
LNK_InputObj *first;
LNK_InputObj *last;
} LNK_InputObjList;
struct LNK_ObjNode *next;
LNK_Obj data;
} LNK_ObjNode;
typedef struct LNK_ObjList
{
U64 count;
LNK_ObjNode *first;
LNK_ObjNode *last;
} LNK_ObjList;
typedef struct LNK_ObjNodeArray
{
U64 count;
LNK_ObjNode *v;
} LNK_ObjNodeArray;
////////////////////////////////
@@ -46,133 +56,29 @@ typedef struct LNK_DirectiveInfo
////////////////////////////////
#define LNK_MakeChunkInputIdx(obj_idx, sect_idx) (((U64)(obj_idx) << 32) | (U64)((sect_idx) & max_U32))
typedef struct LNK_Obj
typedef struct LNK_SymbolInputResult
{
String8 data;
String8 path;
String8 lib_path;
U64 input_idx;
COFF_MachineType machine;
U64 chunk_count;
U64 sect_count;
String8 *sect_name_arr;
String8 *sect_sort_arr;
LNK_RelocList *sect_reloc_list_arr;
LNK_ChunkPtr *chunk_arr;
LNK_SymbolList symbol_list;
} LNK_Obj;
typedef struct LNK_ObjNode
{
struct LNK_ObjNode *next;
LNK_Obj data;
} LNK_ObjNode;
typedef struct LNK_ObjList
{
U64 count;
LNK_ObjNode *first;
LNK_ObjNode *last;
} LNK_ObjList;
typedef struct LNK_ObjNodeArray
{
U64 count;
LNK_ObjNode *v;
} LNK_ObjNodeArray;
LNK_SymbolList weak_symbols;
LNK_SymbolList undef_symbols;
} LNK_SymbolInputResult;
////////////////////////////////
typedef struct LNK_SectDefn
{
struct LNK_SectDefn *next;
LNK_Obj *obj;
String8 name;
COFF_SectionFlags flags;
U64 idx;
} LNK_SectDefn;
typedef struct
{
U64 count;
LNK_SectDefn *first;
LNK_SectDefn *last;
} LNK_SectDefnList;
typedef struct
{
LNK_InputObj **inputs;
LNK_ObjNode *obj_node_arr;
LNK_ObjNodeArray objs;
U64 obj_id_base;
LNK_SectDefnList *defn_arr;
LNK_SectionTable *sectab;
U64 *function_pad_min;
U32 machine;
} LNK_ObjIniter;
typedef struct
{
Rng1U64 *range_arr;
LNK_ObjNode *obj_node_arr;
LNK_SectDefnList *defn_arr;
LNK_SectDefnList *conf_arr;
} LNK_ObjNewSectScanner;
typedef struct
{
LNK_SectionTable *sectab;
LNK_ObjNode *obj_arr;
U64 **chunk_counts;
} LNK_ChunkCounter;
typedef struct
{
LNK_ChunkManager *cman;
U64 *chunk_id;
} LNK_ChunkRefAssign;
typedef struct
{
LNK_SectionTable *sectab;
Rng1U64 *range_arr;
U64 **chunk_ids;
LNK_ObjNode *obj_arr;
LNK_ChunkList **nosort_chunk_list_arr_arr;
LNK_ChunkList **chunk_list_arr_arr;
} LNK_ChunkRefAssigner;
typedef struct
{
LNK_SymbolType type;
LNK_ObjNodeArray in_arr;
LNK_SymbolList *out_arr;
Rng1U64 *range_arr;
} LNK_SymbolCollector;
typedef struct
{
LNK_Obj **obj_arr;
String8 name;
String8 postfix;
B32 collect_discarded;
LNK_ChunkList *list_arr;
} LNK_CollectObjChunksTaskData;
typedef struct
{
Rng1U64 *range_arr;
LNK_ObjNodeArray in_arr;
String8List *out_arr;
} LNK_DefaultLibCollector;
typedef struct
{
LNK_ObjNode *in_arr;
String8List *out_arr;
Rng1U64 *range_arr;
} LNK_ManifestDependencyCollector;
LNK_SymbolTable *symtab;
LNK_ObjNodeArray objs;
LNK_SymbolList *weak_lists;
LNK_SymbolList *undef_lists;
} LNK_InputCoffSymbolTable;
////////////////////////////////
@@ -180,29 +86,31 @@ internal void lnk_error_obj(LNK_ErrorCode code, LNK_Obj *obj, char *fmt, ...);
////////////////////////////////
internal void lnk_input_obj_list_push_node(LNK_InputObjList *list, LNK_InputObj *node);
internal void lnk_input_obj_list_concat_in_place(LNK_InputObjList *list, LNK_InputObjList *to_concat);
internal LNK_InputObj * lnk_input_obj_list_push(Arena *arena, LNK_InputObjList *list);
internal LNK_InputObj ** lnk_array_from_input_obj_list(Arena *arena, LNK_InputObjList list);
internal LNK_InputObjList lnk_input_obj_list_from_string_list(Arena *arena, String8List list);
internal LNK_InputObjList lnk_list_from_input_obj_arr(LNK_InputObj **arr, U64 count);
////////////////////////////////
internal LNK_InputObjList lnk_input_obj_list_from_string_list(Arena *arena, String8List list);
internal LNK_Obj ** lnk_obj_arr_from_list(Arena *arena, LNK_ObjList list);
internal LNK_ObjNodeArray lnk_obj_list_reserve(Arena *arena, LNK_ObjList *list, U64 count);
internal LNK_ChunkList * lnk_collect_obj_chunks(TP_Context *tp, TP_Arena *arena, U64 obj_count, LNK_Obj **obj_arr, String8 name, String8 postfix, B32 collect_discarded);
internal LNK_ObjNodeArray lnk_obj_list_push_parallel(TP_Context *tp, TP_Arena *tp_arena, LNK_ObjList *obj_list, LNK_SectionTable *sectab, U64 *function_pad_min, COFF_MachineType machine, U64 input_count, LNK_InputObj **inputs);
internal LNK_ObjNodeArray lnk_obj_list_push_parallel(TP_Context *tp, TP_Arena *tp_arena, LNK_ObjList *obj_list, COFF_MachineType machine, U64 input_count, LNK_InputObj **inputs);
internal LNK_Chunk * lnk_sect_chunk_array_from_coff(Arena *arena, U64 obj_id, String8 obj_path, String8 coff_data, U64 sect_count, COFF_SectionHeader *coff_sect_arr, String8 *sect_name_arr, String8 *sect_postfix_arr);
internal LNK_SymbolArray lnk_symbol_array_from_coff(Arena *arena, LNK_Obj *obj, String8 obj_path, String8 lib_path, B32 is_big_obj, U64 function_pad_min, U64 sect_count, COFF_SectionHeader *section_table, U64 symbol_count, void *symbol_table, String8 string_table, LNK_ChunkPtr *chunk_table, LNK_Chunk *master_common_block);
internal LNK_RelocList lnk_reloc_list_from_coff_reloc_array(Arena *arena, COFF_MachineType machine, LNK_Chunk *chunk, LNK_SymbolArray symbol_array, COFF_Reloc *reloc_v, U64 reloc_count);
internal LNK_RelocList * lnk_reloc_list_array_from_coff(Arena *arena, COFF_MachineType machine, String8 coff_data, U64 sect_count, COFF_SectionHeader *coff_sect_arr, LNK_ChunkPtr *chunk_ptr_arr, LNK_SymbolArray symbol_array);
internal LNK_DirectiveInfo lnk_directive_info_from_sections(Arena *arena, String8 obj_path, String8 lib_path, U64 chunk_count, LNK_RelocList *reloc_list_arr, String8 *sect_name_arr, LNK_Chunk *chunk_arr);
internal LNK_Obj ** lnk_obj_arr_from_list(Arena *arena, LNK_ObjList list);
////////////////////////////////
internal U32 lnk_obj_get_features(LNK_Obj *obj);
internal U32 lnk_obj_get_comp_id(LNK_Obj *obj);
internal U32 lnk_obj_get_vol_md(LNK_Obj *obj);
internal COFF_ParsedSymbol lnk_parsed_symbol_from_coff(LNK_Obj *obj, void *coff_symbol);
internal COFF_ParsedSymbol lnk_parsed_symbol_from_coff_symbol_idx(LNK_Obj *obj, U64 symbol_idx);
////////////////////////////////
internal String8List * lnk_collect_obj_chunks_parallel(TP_Context *tp, TP_Arena *arena, U64 obj_count, LNK_Obj **obj_arr, String8 name, String8 postfix, B32 collect_discarded);
internal String8List lnk_collect_obj_chunks(Arena *arena, LNK_Obj *obj, String8 name, String8 postfix, B32 collect_discarded);
////////////////////////////////
internal void lnk_parse_msvc_linker_directive(Arena *arena, LNK_Obj *obj, LNK_DirectiveInfo *directive_info, String8 buffer);
////////////////////////////////
internal LNK_SymbolList lnk_run_symbol_collector(TP_Context *tp, TP_Arena *arena, LNK_ObjNodeArray arr, LNK_SymbolType symbol_type);