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WIP function padding

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This commit is contained in:
Nikita Smith
2024-11-21 01:05:33 -08:00
parent d8279c1ff3
commit c037d6ad75
9 changed files with 351 additions and 153 deletions
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src/linker/lnk.c
+3 -13
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@@ -1475,7 +1475,7 @@ lnk_build_guard_tables(TP_Context *tp,
} else {
// use relocation data in code sections to get function symbols
for (U64 isect = 0; isect < obj->sect_count; ++isect) {
LNK_Chunk *chunk = &obj->chunk_arr[isect];
LNK_Chunk *chunk = obj->chunk_arr[isect];
if (!chunk) {
continue;
}
@@ -1782,7 +1782,7 @@ THREAD_POOL_TASK_FUNC(lnk_emit_base_relocs_from_objs_task)
for (U64 obj_idx = range.min; obj_idx < range.max; ++obj_idx) {
LNK_Obj *obj = task->obj_arr[obj_idx];
for (U64 sect_idx = 0; sect_idx < obj->sect_count; sect_idx += 1) {
B32 is_live = !lnk_chunk_is_discarded(&obj->chunk_arr[sect_idx]);
B32 is_live = !lnk_chunk_is_discarded(obj->chunk_arr[sect_idx]);
if (is_live) {
LNK_RelocList reloc_list = obj->sect_reloc_list_arr[sect_idx];
for (LNK_Reloc *reloc = reloc_list.first; reloc != 0; reloc = reloc->next) {
@@ -2610,16 +2610,6 @@ lnk_apply_reloc(U64 base_addr,
} break;
}
#if BUILD_DEBUG
if (str8_match(str8_lit("__ImageBase"), symbol->name, 0)) {
Assert(symbol_isect == 0);
Assert(symbol_voff == 0);
Assert(symbol_foff == 0);
Assert(symbol_vsize == 0);
Assert(symbol_fsize == 0);
}
#endif
U64 reloc_align = 1;
U64 reloc_size = 0;
S64 reloc_value = 0;
@@ -3521,7 +3511,7 @@ lnk_run(int argc, char **argv)
}
ProfEnd();
LNK_ObjNodeArray obj_node_arr = lnk_obj_list_push_parallel(tp, tp_arena, &obj_list, st, unique_obj_input_list.count, input_obj_arr);
LNK_ObjNodeArray obj_node_arr = lnk_obj_list_push_parallel(tp, tp_arena, &obj_list, st, config->function_pad_min, unique_obj_input_list.count, input_obj_arr);
ProfBegin("Machine Compat Check");
for (U64 obj_idx = 0; obj_idx < obj_node_arr.count; ++obj_idx) {