ed/raddebugger
1
0
Fork 0
mirror of https://github.com/Ed94/raddebugger.git synced 2026-08-08 06:48:41 +00:00
Code Issues Packages Projects Releases Wiki Activity

remove empty sections if it does not have any section contributions too

Browse Source
This commit is contained in:
Nikita Smith
2026-07-27 14:47:17 -07:00
committed by Ryan Fleury
parent f3d2792fb8
commit 048b93b166
1 changed files with 14 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/linker/lnk.c
+9 -14
View File
@@ -5199,24 +5199,19 @@ lnk_build_image(TP_Arena *arena, TP_Context *tp, LNK_Config *config, LNK_SymbolT
// ensure determinism by sorting section contribs in chunks by input index
ProfScope("Sort Section Contribs")
{
U64 total_chunk_count = 0;
{
for (LNK_SectionNode *sect_n = sectab->list.first; sect_n != 0; sect_n = sect_n->next) {
for EachNode(sect_n, LNK_SectionNode, sectab->list.first) {
total_chunk_count += sect_n->data.contribs.chunk_count;
}
}
{
U64 cursor = 0;
task.u.sort_contribs.chunks = push_array(scratch.arena, LNK_SectionContribChunk *, total_chunk_count);
for (LNK_SectionNode *sect_n = sectab->list.first; sect_n != 0; sect_n = sect_n->next) {
for (LNK_SectionContribChunk *chunk_n = sect_n->data.contribs.first; chunk_n != 0; chunk_n = chunk_n->next) {
for EachNode(sect_n, LNK_SectionNode, sectab->list.first) {
for EachNode(chunk_n, LNK_SectionContribChunk, sect_n->data.contribs.first) {
task.u.sort_contribs.chunks[cursor++] = chunk_n;
}
}
Assert(cursor == total_chunk_count);
}
tp_for_parallel(tp, 0, total_chunk_count, lnk_sort_contribs_task, &task);
}
@@ -5303,30 +5298,30 @@ lnk_build_image(TP_Arena *arena, TP_Context *tp, LNK_Config *config, LNK_SymbolT
}
// assign contribs offsets, sizes, and section indices
for (LNK_SectionNode *sect_n = sectab->list.first; sect_n != 0; sect_n = sect_n->next) {
for EachNode(sect_n, LNK_SectionNode, sectab->list.first) {
lnk_finalize_section_layout(&sect_n->data, config->file_align, config->function_pad_min);
}
// remove empty sections
{
String8List empty_sect_list = {0};
for (LNK_SectionNode *sect_n = sectab->list.first; sect_n != 0; sect_n = sect_n->next) {
if (sect_n->data.vsize == 0) {
for EachNode(sect_n, LNK_SectionNode, sectab->list.first) {
if (sect_n->data.vsize == 0 && sect_n->data.contribs.chunk_count == 0) {
str8_list_push(scratch.arena, &empty_sect_list, sect_n->data.name);
}
}
for (String8Node *name_n = empty_sect_list.first; name_n != 0; name_n = name_n->next) {
for EachNode(name_n, String8Node, empty_sect_list.first) {
lnk_section_table_purge(sectab, name_n->string);
}
}
// assign section indices to sections
for (LNK_SectionNode *sect_n = sectab->list.first; sect_n != 0; sect_n = sect_n->next) {
for EachNode(sect_n, LNK_SectionNode, sectab->list.first) {
lnk_assign_section_index(&sect_n->data, sectab->next_sect_idx++);
}
// assing layout offsets and sizes to merged sections
for (LNK_SectionNode *sect_n = sectab->merge_list.first; sect_n != 0; sect_n = sect_n->next) {
for EachNode(sect_n, LNK_SectionNode, sectab->merge_list.first) {
LNK_Section *sect = &sect_n->data;
LNK_SectionContrib *first_sc = lnk_get_first_section_contrib(sect);
LNK_SectionContrib *last_sc = lnk_get_last_section_contrib(sect);