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WIP: reorder input and library search order to match MSVC behavior

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This commit is contained in:
Nikita Smith
2025-09-05 15:19:30 -07:00
committed by Ryan Fleury
parent 240935f0cc
commit 1aac27095e
15 changed files with 1652 additions and 1617 deletions
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src/linker/lnk.h
+119 -33
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@@ -3,21 +3,99 @@
#pragma once
// --- Link --------------------------------------------------------------------
// --- Input -------------------------------------------------------------------
typedef struct LNK_LibMemberRef
{
LNK_Lib *lib;
U32 member_idx;
struct LNK_LibMemberRef *next;
} LNK_LibMemberRef;
typedef struct LNK_LibMemberRefList
{
U64 count;
LNK_LibMemberRef *first;
LNK_LibMemberRef *last;
} LNK_LibMemberRefList;
typedef enum
{
LNK_InputSource_CmdLine, // specified on command line
LNK_InputSource_Default, // specified through defaultlib switch
LNK_InputSource_Obj, // refrenced from objects
LNK_InputSource_Count
} LNK_InputSourceType;
typedef struct LNK_Input
{
String8 path;
String8 data;
B32 disallow;
B32 is_thin;
B32 has_disk_read_failed;
B32 exclude_from_debug_info;
LNK_LibMemberRef *trigger;
void *loaded_input;
struct LNK_Input *next;
} LNK_Input;
typedef struct LNK_InputList
{
U64 count;
LNK_Input *first;
LNK_Input *last;
} LNK_InputList;
typedef struct LNK_InputPtrArray
{
U64 count;
LNK_Input **v;
} LNK_InputPtrArray;
typedef struct LNK_Inputer
{
Arena *arena;
LNK_InputList objs;
HashTable *objs_ht;
LNK_InputList new_objs;
HashTable *libs_ht;
HashTable *missing_lib_ht;
LNK_InputList libs;
LNK_InputList new_libs[LNK_InputSource_Count];
} LNK_Inputer;
// --- Image Link -------------------------------------------------------------
#define LNK_IMPORT_STUB "*** RAD_IMPORT_STUB ***"
#define LNK_NULL_SYMBOL "*** RAD_NULL_SYMBOL ***"
#define LNK_SECTION_FLAG_IS_LIVE (1 << 0)
typedef struct LNK_LinkContext
typedef struct LNK_ImportTables
{
LNK_SymbolTable *symtab;
U64 objs_count;
LNK_Obj **objs;
LNK_LibList lib_index[LNK_InputSource_Count];
} LNK_LinkContext;
Arena *arena;
HashTable *static_imports;
HashTable *delayed_imports;
HashTable *import_stub_ht;
} LNK_ImportTables;
// -- Image --------------------------------------------------------------------
typedef struct LNK_Link
{
LNK_ObjList objs;
LNK_LibList libs;
LNK_IncludeSymbolNode **last_include;
String8Node **last_cmd_lib;
String8Node **last_default_lib;
String8Node **last_obj_lib;
B32 try_to_resolve_entry_point;
} LNK_Link;
// -- Image Layout ------------------------------------------------------------
#define LNK_REMOVED_SECTION_NUMBER_32 (U32)-3
#define LNK_REMOVED_SECTION_NUMBER_16 (U16)-3
@@ -135,24 +213,6 @@ typedef struct
B32 is_large_addr_aware;
} LNK_ObjBaseRelocTask;
typedef struct
{
LNK_InputObjList input_obj_list;
U64 input_imports_count;
LNK_InputImport *input_imports;
LNK_InputImportList input_import_list;
LNK_SymbolList unresolved_symbol_list;
} LNK_SymbolFinderResult;
typedef struct
{
PathStyle path_style;
LNK_SymbolTable *symtab;
LNK_SymbolNodeArray lookup_node_arr;
LNK_SymbolFinderResult *result_arr;
Rng1U64 *range_arr;
} LNK_SymbolFinder;
typedef struct
{
String8 image_data;
@@ -203,17 +263,43 @@ internal String8 lnk_make_null_obj(Arena *arena);
internal String8 lnk_make_res_obj(Arena *arena, String8List res_file_list, String8List res_path_list, COFF_MachineType machine, U32 time_stamp, String8 work_dir, PathStyle system_path_style, String8 obj_name);
internal String8 lnk_make_linker_obj(Arena *arena, LNK_Config *config);
// --- Inputer -----------------------------------------------------------------
internal void lnk_input_list_push_node(LNK_InputList *list, LNK_Input *node);
internal void lnk_input_list_concat_in_place(LNK_InputList *list, LNK_InputList *to_concat);
internal LNK_InputPtrArray lnk_array_from_input_list(Arena *arena, LNK_InputList list);
internal LNK_Inputer * lnk_inputer_init(void);
internal LNK_Input * lnk_input_push(Arena *arena, LNK_InputList *list, String8 path, String8 data);
internal LNK_Input * lnk_inputer_push_linkgen(Arena *arena, LNK_InputList *list, String8 path, String8 data);
internal LNK_Input * lnk_inputer_push_thin(Arena *arena, LNK_InputList *list, HashTable *ht, String8 full_path);
internal LNK_Input * lnk_inputer_push_obj(LNK_Inputer *inputer, LNK_LibMemberRef *trigger, String8 path, String8 data);
internal LNK_Input * lnk_inputer_push_obj_linkgen(LNK_Inputer *inputer, LNK_LibMemberRef *trigger, String8 path, String8 data);
internal LNK_Input * lnk_inputer_push_obj_thin(LNK_Inputer *inputer, LNK_LibMemberRef *trigger, String8 path);
internal LNK_Input * lnk_inputer_push_lib(LNK_Inputer *inputer, LNK_InputSourceType input_source, String8 path, String8 data);
internal LNK_Input * lnk_inputer_push_lib_linkgen(LNK_Inputer *inputer, LNK_InputSourceType input_source, String8 path, String8 data);
internal LNK_Input * lnk_inputer_push_lib_thin(LNK_Inputer *inputer, LNK_Config *config, LNK_InputSourceType input_source, String8 lib_path);
internal B32 lnk_inputer_has_items(LNK_Inputer *inputer);
internal LNK_InputPtrArray lnk_inputer_flush(Arena *arena, TP_Context *tp, LNK_Inputer *inputer, LNK_IO_Flags io_flags, LNK_InputList *all_inputs, LNK_InputList *new_inputs);
// --- Link Context ------------------------------------------------------------
internal String8 lnk_get_lib_name(String8 path);
internal B32 lnk_is_lib_disallowed(HashTable *disallow_lib_ht, String8 path);
internal B32 lnk_is_lib_loaded(HashTable *loaded_lib_ht, String8 lib_path);
internal void lnk_push_disallow_lib(Arena *arena, HashTable *disallow_lib_ht, String8 path);
internal void lnk_push_loaded_lib(Arena *arena, HashTable *loaded_lib_ht, String8 path);
internal void lnk_lib_member_ref_list_push_node(LNK_LibMemberRefList *list, LNK_LibMemberRef *node);
internal int lnk_lib_member_ref_is_before(void *raw_a, void *raw_b);
internal LNK_LibMemberRef ** lnk_array_from_lib_member_list(Arena *arena, LNK_LibMemberRefList list);
internal void lnk_queue_lib_member_for_input(Arena *arena, LNK_Config *config, LNK_Symbol *pull_in_ref, LNK_Lib *lib, U32 member_idx, LNK_InputImportList *input_import_list, LNK_InputObjList *input_obj_list);
internal LNK_ObjNode * lnk_load_objs (TP_Context *tp, TP_Arena *arena, LNK_Config *config, LNK_Inputer *inputer, LNK_SymbolTable *symtab, LNK_Link *link, U64 *objs_count_out);
internal void lnk_load_libs (TP_Context *tp, TP_Arena *arena, LNK_Config *config, LNK_Inputer *inputer, LNK_Link *link);
internal void lnk_link_inputs(TP_Context *tp, TP_Arena *arena, LNK_Config *config, LNK_Inputer *inputer, LNK_SymbolTable *symtab, LNK_Link *link, LNK_ImportTables *imps);
internal LNK_Link * lnk_link_image (TP_Context *tp, TP_Arena *arena, LNK_Config *config, LNK_Inputer *inputer, LNK_SymbolTable *symtab);
internal LNK_LinkContext lnk_build_link_context(TP_Context *tp, TP_Arena *tp_arena, LNK_Config *config);
// --- Optimizations -----------------------------------------------------------
internal void lnk_opt_ref(TP_Context *tp, LNK_SymbolTable *symtab, LNK_Config *config, LNK_ObjList objs);
// --- Win32 Image -------------------------------------------------------------