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more /OPT:REF tests
This commit is contained in:
Nikita Smith
committed by
Ryan Fleury
Ryan Fleury
parent
49af8248ef
commit
2f799e0e0e
+131
-114
@@ -12,6 +12,7 @@
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// [ ] fold_diamond
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// [ ] cyclic_icf
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// [ ] fold_with_largest_align
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// [ ] relocate_undefined_section_symbol
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////////////////////////////////
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// Def -> COFF
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@@ -4669,6 +4670,136 @@ TEST(opt_ref_dangling_section)
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T_Ok(sect != 0);
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}
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// TODO: relocations against undefined section symbols
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#if 1
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TEST(relocate_undefined_section_symbol)
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{
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T_Ok(t_write_def_obj("entry.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{
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"text", ".text", str8_lit_comp("\x48\xC7\xC0\x00\x00\x00\x00\xC3"), .flags = "rx:code@1",
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.relocs = (T_COFF_DefReloc[]){
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T_COFF_DefReloc(X64_Addr32Nb, 3, "caller"),
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{0}
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}
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},
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Extern("entry", "text", 0),
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T_COFF_DefSymbol_Undef("caller"),
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{0}
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}
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}));
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U64 target_count = 25;
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String8 caller_data = str8(
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push_array(arena, U8, target_count * 4), target_count * 4);
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T_COFF_DefReloc *caller_relocs = push_array(arena, T_COFF_DefReloc, target_count + 1);
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T_COFF_DefSymbol *caller_symbols = push_array(arena, T_COFF_DefSymbol, target_count + 3);
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caller_symbols[0] = (T_COFF_DefSymbol)T_COFF_DefSymbol_Secdef("caller", COFF_ComdatSelect_Any);
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caller_symbols[1] = (T_COFF_DefSymbol)T_COFF_DefSymbol_Extern("caller", "caller", 0);
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String8List targets = {0};
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for EachIndex(i, target_count) {
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char *obj_name = (char *)str8f(arena, "target%u.obj", i).str;
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char *target_name = (char *)str8f(arena, "target%u", i).str;
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char *sect_name = (char *)str8f(arena, ".target%u", i).str;
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T_Ok(t_write_def_obj(obj_name, (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{ target_name, sect_name, target_name, .flags = "r:data@1", .raw_flags = COFF_SectionFlag_LnkCOMDAT },
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Secdef(target_name, COFF_ComdatSelect_Any),
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T_COFF_DefSymbol_Extern(target_name, target_name, 0),
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{0}
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}
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}));
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caller_relocs[i] = (T_COFF_DefReloc)T_COFF_DefReloc(X64_Addr32Nb, i * 4, sect_name);
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caller_symbols[i + 2] = (T_COFF_DefSymbol)T_COFF_DefSymbol_UndefSec(sect_name, COFF_SectionFlag_CntInitializedData|COFF_SectionFlag_MemRead);
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str8_list_pushf(arena, &targets, obj_name);
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}
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T_Ok(t_write_def_obj("caller.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{ "caller", ".caller", caller_data, .flags = "rw:data@1", .raw_flags = COFF_SectionFlag_LnkCOMDAT, .relocs = caller_relocs},
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{0}
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},
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.symbols = caller_symbols,
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}));
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String8 target_paths = str8_list_join(arena, &targets, &(StringJoin){.sep=str8_lit(" ")});
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T_Ok(t_invoke_linkerf("/subsystem:console /entry:entry /opt:ref /out:a.exe entry.obj caller.obj %S", target_paths) && g_last_exit_code == 0);
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String8 output = g_errors;
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U64 match_count = 0;
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while (output.size) {
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if (t_match_line(&output, str8_lit("WARNING(*): *: relocation * in section *+* points to an undefined symbol *(*)"))) {
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match_count += 1;
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}
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}
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//T_Ok(match_count > 0);
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}
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#endif
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#if 1
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TEST(opt_ref_weak_alias_comdat)
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{
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T_Ok(t_write_def_obj("weak.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{ "target", ".target", str8_lit("target"), .flags = "r:data@1", .raw_flags = COFF_SectionFlag_LnkCOMDAT },
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Secdef("target", COFF_ComdatSelect_Any),
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T_COFF_DefSymbol_Extern("target", "target", 0),
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T_COFF_DefSymbol_Weak("weak_target", COFF_WeakExt_SearchAlias, "target"),
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{0}
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}
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}));
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T_Ok(t_write_def_obj("entry.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{
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"text", ".text", str8_lit_comp("\x48\xC7\xC0\x00\x00\x00\x00\xC3"), .flags = "rx:code@1",
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.relocs = (T_COFF_DefReloc[]){
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T_COFF_DefReloc(X64_Addr32Nb, 3, "weak_target"),
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{0}
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}
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},
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Extern("entry", "text", 0),
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T_COFF_DefSymbol_Undef("weak_target"),
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{0}
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}
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}));
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t_invoke_linkerf("/subsystem:console /entry:entry /opt:ref /out:a.exe entry.obj weak.obj");
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T_Ok(g_last_exit_code == 0);
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String8 exe = t_read_file(arena, str8_lit("a.exe"));
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PE_BinInfo pe = pe_bin_info_from_data(arena, exe);
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COFF_SectionHeader *section_table = (COFF_SectionHeader *)str8_substr(exe, pe.section_table_range).str;
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String8 string_table = str8_substr(exe, pe.string_table_range);
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COFF_SectionHeader *target_sect = coff_section_header_from_name(string_table, section_table, pe.section_count, str8_lit(".target"));
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T_Ok(target_sect != 0);
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}
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#endif
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TEST(fail_if_mismatch)
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{
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T_Ok(t_write_entry_obj());
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@@ -7072,118 +7203,4 @@ TEST(lib_member_reloc_apply_off_out_of_bounds)
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}
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#endif
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#if 0
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TEST(opt_ref_comdat_undef_section)
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{
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T_Ok(t_write_def_obj("entry.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{
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"text", ".text", str8_lit_comp("\x48\xC7\xC0\x00\x00\x00\x00\xC3"), .flags = "rx:code@1",
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.relocs = (T_COFF_DefReloc[]){
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T_COFF_DefReloc(X64_Addr32Nb, 3, "caller"),
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{0}
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}
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},
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Extern("entry", "text", 0),
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T_COFF_DefSymbol_Undef("caller"),
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{0}
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}
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}));
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T_Ok(t_write_def_obj("caller.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{
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"caller", ".caller", str8_lit_comp("\x00\x00\x00\x00"), .flags = "rw:data@1", .raw_flags = COFF_SectionFlag_LnkCOMDAT,
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.relocs = (T_COFF_DefReloc[]){
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T_COFF_DefReloc(X64_Addr32Nb, 0, ".target"),
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{0}
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}
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},
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Secdef("caller", COFF_ComdatSelect_Any),
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T_COFF_DefSymbol_Extern("caller", "caller", 0),
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T_COFF_DefSymbol_UndefSec(".target", COFF_SectionFlag_CntInitializedData|COFF_SectionFlag_MemRead),
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{0}
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}
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}));
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T_Ok(t_write_def_obj("target.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{ "target", ".target", str8_lit("target"), .flags = "r:data@1", .raw_flags = COFF_SectionFlag_LnkCOMDAT },
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Secdef("target", COFF_ComdatSelect_Any),
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{0}
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}
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}));
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t_invoke_linkerf("/subsystem:console /entry:entry /out:a.exe entry.obj caller.obj target.obj");
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T_Ok(g_last_exit_code == 0);
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String8 exe = t_read_file(arena, str8_lit("a.exe"));
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PE_BinInfo pe = pe_bin_info_from_data(arena, exe);
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COFF_SectionHeader *section_table = (COFF_SectionHeader *)str8_substr(exe, pe.section_table_range).str;
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String8 string_table = str8_substr(exe, pe.string_table_range);
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COFF_SectionHeader *target_sect = coff_section_header_from_name(string_table, section_table, pe.section_count, str8_lit(".target"));
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T_Ok(target_sect != 0);
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}
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#endif
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#if 0
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TEST(opt_ref_weak_alias_comdat)
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{
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T_Ok(t_write_def_obj("weak.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{ "target", ".target", str8_lit("target"), .flags = "r:data@1", .raw_flags = COFF_SectionFlag_LnkCOMDAT },
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Secdef("target", COFF_ComdatSelect_Any),
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T_COFF_DefSymbol_Extern("target", "target", 0),
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T_COFF_DefSymbol_Weak("weak_target", COFF_WeakExt_SearchAlias, "target"),
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{0}
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}
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}));
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T_Ok(t_write_def_obj("entry.obj", (T_COFF_DefObj){
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.machine = T_COFF_DefSetMachine(X64),
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.sections = (T_COFF_DefSection[]){
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{
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"text", ".text", str8_lit_comp("\x48\xC7\xC0\x00\x00\x00\x00\xC3"), .flags = "rx:code@1",
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.relocs = (T_COFF_DefReloc[]){
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T_COFF_DefReloc(X64_Addr32Nb, 3, "weak_target"),
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{0}
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}
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},
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{0}
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},
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.symbols = (T_COFF_DefSymbol[]){
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T_COFF_DefSymbol_Extern("entry", "text", 0),
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T_COFF_DefSymbol_Undef("weak_target"),
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{0}
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}
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}));
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t_invoke_linkerf("/subsystem:console /entry:entry /out:a.exe entry.obj weak.obj");
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T_Ok(g_last_exit_code == 0);
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String8 exe = t_read_file(arena, str8_lit("a.exe"));
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PE_BinInfo pe = pe_bin_info_from_data(arena, exe);
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COFF_SectionHeader *section_table = (COFF_SectionHeader *)str8_substr(exe, pe.section_table_range).str;
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String8 string_table = str8_substr(exe, pe.string_table_range);
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COFF_SectionHeader *target_sect = coff_section_header_from_name(string_table, section_table, pe.section_count, str8_lit(".target"));
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T_Ok(target_sect != 0);
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}
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#endif
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#undef T_Group
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