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implement /WHOLEARCHIVE

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This commit is contained in:
Nikita Smith
2026-04-06 14:35:46 -07:00
parent 890f7afccc
commit 3bb8983461
4 changed files with 175 additions and 59 deletions
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src/linker/lnk.c
+25 -5
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@@ -1603,14 +1603,34 @@ lnk_link_inputs(TP_Context *tp,
lib_member_infos = push_array(link->arena, LNK_LibMemberInfo, lib->member_count);
hash_table_push_raw_raw(link->arena, link->lib_member_infos_ht, lib, lib_member_infos);
}
B32 link_whole_archive = config->whole_archive_all;
if ( ! link_whole_archive) {
String8 lib_name = str8_chop_last_dot(str8_skip_last_slash(lib->path));
link_whole_archive = hash_table_search_path(config->whole_archive_ht, lib_name) != 0;
}
ProfBeginV("Search %S", str8_skip_last_slash(lib->path));
do {
lnk_load_inputs(tp, arena, config, inputer, symtab, link);
// search symbols in lib
MemoryZeroTyped(member_ref_lists, tp->worker_count);
tp_for_parallel(tp, arena, tp->worker_count, lnk_search_lib_task, &(LNK_SearchLibTask){ .search_anti_deps = search_anti_deps, .lib = lib, .symtab = symtab, .lib_member_infos = lib_member_infos, .member_ref_lists = member_ref_lists });
if (link_whole_archive) {
LNK_LibMemberRef *member_refs = push_array(scratch.arena, LNK_LibMemberRef, lib->member_count);
for EachIndex(member_idx, lib->member_count) {
static LNK_Symbol *null_symbol = 0;
if (null_symbol == 0) {
null_symbol = push_array(inputer->arena, LNK_Symbol, 1);
null_symbol->refs = push_array(inputer->arena, LNK_ObjSymbolRefNode, 1);
null_symbol->refs->v.obj = &link->objs.first->data;
}
lnk_queue_lib_member(scratch.arena, &member_ref_lists[0], null_symbol, lib, lib_member_infos, member_idx);
}
} else {
// search symbols in lib
MemoryZeroTyped(member_ref_lists, tp->worker_count);
LNK_SearchLibTask search_task = { .search_anti_deps = search_anti_deps, .lib = lib, .symtab = symtab, .lib_member_infos = lib_member_infos, .member_ref_lists = member_ref_lists };
tp_for_parallel(tp, arena, tp->worker_count, lnk_search_lib_task, &search_task);
}
LNK_LibMemberRefList queued_members = {0};
lnk_lib_member_ref_list_concat_in_place_array(&queued_members, member_ref_lists, tp->worker_count);
@@ -1646,7 +1666,7 @@ lnk_link_inputs(TP_Context *tp,
temp_end(temp);
}
}
// push inputs for lib member refs
for EachIndex(i, queued_members.count) {
LNK_LibMemberRef *member_ref = member_refs[i];