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make import lib objs with COFF obj writer

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This commit is contained in:
Nikita Smith
2025-06-25 10:53:21 -07:00
committed by Ryan Fleury
parent e580b69180
commit 3a2bb318c7
8 changed files with 352 additions and 489 deletions
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src/linker/lnk.c
+8 -27
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@@ -121,6 +121,7 @@
#include "lnk_reloc.h"
#include "lnk_symbol_table.h"
#include "lnk_section_table.h"
#include "lnk_debug_helper.h"
#include "lnk_obj.h"
#include "lnk_import_table.h"
#include "lnk_export_table.h"
@@ -139,6 +140,7 @@
#include "lnk_symbol_table.c"
#include "lnk_section_table.c"
#include "lnk_obj.c"
#include "lnk_debug_helper.c"
#include "lnk_import_table.c"
#include "lnk_export_table.c"
#include "lnk_lib.c"
@@ -763,27 +765,16 @@ lnk_make_linker_coff_obj(Arena *arena,
{
Temp scratch = scratch_begin(&arena, 1);
String8 debug_s_data = {0};
String8 debug_symbols = {0};
{
CV_SymbolList symbol_list = {0};
symbol_list.signature = CV_Signature_C13;
CV_SymbolList symbol_list = { .signature = CV_Signature_C13 };
// S_OBJ
String8 obj_data = cv_make_obj_name(scratch.arena, obj_name, 0);
cv_symbol_list_push_data(scratch.arena, &symbol_list, CV_SymKind_OBJNAME, obj_data);
// S_COMPILE3
CV_Arch cv_arch = cv_arch_from_coff_machine(machine);
U64 ver_fe_major = 0;
U64 ver_fe_minor = 0;
U64 ver_fe_build = 0;
U64 ver_feqfe = 0;
U64 ver_major = 14;
U64 ver_minor = 36;
U64 ver_build = 32537;
U64 ver_qfe = 0;
String8 version_string = push_str8f(scratch.arena, "Epic Games Tools (R) RAD Linker");
String8 comp3_data = cv_make_comp3(scratch.arena, 0, CV_Language_LINK, cv_arch, ver_fe_major, ver_fe_minor, ver_fe_build, ver_feqfe, ver_major, ver_minor, ver_build, ver_qfe, version_string);
String8 comp3_data = lnk_make_linker_compile3(scratch.arena, machine);
cv_symbol_list_push_data(scratch.arena, &symbol_list, CV_SymKind_COMPILE3, comp3_data);
// S_ENVBLOCK
@@ -798,28 +789,18 @@ lnk_make_linker_coff_obj(Arena *arena,
str8_list_push(scratch.arena, &env_list, cmd_line);
str8_list_push(scratch.arena, &env_list, str8_lit(""));
str8_list_push(scratch.arena, &env_list, str8_lit(""));
String8 env_data = cv_make_envblock(scratch.arena, env_list);
cv_symbol_list_push_data(scratch.arena, &symbol_list, CV_SymKind_ENVBLOCK, env_data);
cv_symbol_list_push_data(scratch.arena, &symbol_list, CV_SymKind_ENVBLOCK, cv_make_envblock(scratch.arena, env_list));
// TODO: emit S_SECTION and S_COFFGROUP
// TODO: emit S_TRAMPOLINE
String8List symbol_data_list = cv_data_from_symbol_list(scratch.arena, symbol_list, CV_SymbolAlign);
CV_DebugS debug_s = {0};
String8List *symbols_list_ptr = cv_sub_section_ptr_from_debug_s(&debug_s, CV_C13SubSectionKind_Symbols);
*symbols_list_ptr = symbol_data_list;
B32 include_sig = 1;
String8List debug_s_data_list = cv_data_c13_from_debug_s(scratch.arena, &debug_s, include_sig);
debug_s_data = str8_list_join(scratch.arena, &debug_s_data_list, 0);
debug_symbols = lnk_make_debug_s(scratch.arena, symbol_list);
}
String8 obj;
{
COFF_ObjWriter *obj_writer = coff_obj_writer_alloc(time_stamp, machine);
coff_obj_writer_push_section(obj_writer, str8_lit(".debug$S"), LNK_DEBUG_SECTION_FLAGS, debug_s_data);
coff_obj_writer_push_section(obj_writer, str8_lit(".debug$S"), LNK_DEBUG_SECTION_FLAGS|COFF_SectionFlag_Align1Bytes, debug_symbols);
obj = coff_obj_writer_serialize(arena, obj_writer);
coff_obj_writer_release(&obj_writer);
}