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mark referenced symbols as live for unresolved-symbol detection

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This commit is contained in:
Nikita Smith
2025-08-08 15:54:21 -07:00
parent 9893a8135d
commit 7466da1479
6 changed files with 113 additions and 22 deletions
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src/linker/lnk_obj.c
+6 -8
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@@ -345,11 +345,9 @@ THREAD_POOL_TASK_FUNC(lnk_input_coff_symbol_table)
{
LNK_InputCoffSymbolTable *task = raw_task;
LNK_Obj *obj = &task->objs.v[task_id].data;
COFF_ParsedSymbol symbol = {0};
for (U64 symbol_idx = 0; symbol_idx < obj->header.symbol_count; symbol_idx += (1 + symbol.aux_symbol_count)) {
symbol = lnk_parsed_symbol_from_coff_symbol_idx(obj, symbol_idx);
COFF_SymbolValueInterpType interp = coff_interp_from_parsed_symbol(symbol);
switch (interp) {
case COFF_SymbolValueInterp_Regular: {
@@ -366,17 +364,17 @@ THREAD_POOL_TASK_FUNC(lnk_input_coff_symbol_table)
LNK_Symbol *defn = lnk_make_defined_symbol(arena, symbol.name, obj, symbol_idx);
lnk_symbol_table_push_(task->symtab, arena, worker_id, LNK_SymbolScope_Defined, defn);
} break;
case COFF_SymbolValueInterp_Common: {
LNK_Symbol *defn = lnk_make_defined_symbol(arena, symbol.name, obj, symbol_idx);
lnk_symbol_table_push_(task->symtab, arena, worker_id, LNK_SymbolScope_Defined, defn);
} break;
case COFF_SymbolValueInterp_Abs: {
case COFF_SymbolValueInterp_Undefined: {
if (symbol.storage_class == COFF_SymStorageClass_External) {
LNK_Symbol *defn = lnk_make_defined_symbol(arena, symbol.name, obj, symbol_idx);
lnk_symbol_table_push_(task->symtab, arena, worker_id, LNK_SymbolScope_Defined, defn);
}
} break;
case COFF_SymbolValueInterp_Undefined: {
case COFF_SymbolValueInterp_Common: {
LNK_Symbol *defn = lnk_make_defined_symbol(arena, symbol.name, obj, symbol_idx);
lnk_symbol_table_push_(task->symtab, arena, worker_id, LNK_SymbolScope_Defined, defn);
} break;
case COFF_SymbolValueInterp_Abs: {
if (symbol.storage_class == COFF_SymStorageClass_External) {
LNK_Symbol *defn = lnk_make_defined_symbol(arena, symbol.name, obj, symbol_idx);
lnk_symbol_table_push_(task->symtab, arena, worker_id, LNK_SymbolScope_Defined, defn);