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consistency pass over dwarf layer

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This commit is contained in:
Ryan Fleury
2025-06-19 09:44:41 -07:00
parent e37ee72feb
commit 8dac256a12
8 changed files with 729 additions and 671 deletions
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src/dwarf/dwarf_parse.c
+20 -20
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@@ -1837,10 +1837,10 @@ dw_attrib_from_tag(DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind k
{
DW_Attrib *attrib = dw_attrib_from_tag_(tag, kind);
if (attrib->attrib_kind == DW_Attrib_Null) {
if (attrib->attrib_kind == DW_AttribKind_Null) {
if (cu && cu->tag_ht) {
DW_Attrib *ao_attrib = dw_attrib_from_tag_(tag, DW_Attrib_AbstractOrigin);
if (ao_attrib->attrib_kind == DW_Attrib_AbstractOrigin) {
DW_Attrib *ao_attrib = dw_attrib_from_tag_(tag, DW_AttribKind_AbstractOrigin);
if (ao_attrib->attrib_kind == DW_AttribKind_AbstractOrigin) {
DW_Reference ref = dw_interp_ref(input, cu, ao_attrib->form_kind, ao_attrib->form);
DW_TagNode *ref_tag = dw_tag_node_from_info_off(ref.cu, ref.info_off);
attrib = dw_attrib_from_tag_(ref_tag->tag, kind);
@@ -1855,7 +1855,7 @@ internal B32
dw_tag_has_attrib(DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind)
{
DW_Attrib *attrib = dw_attrib_from_tag(input, cu, tag, kind);
B32 has_attrib = attrib->attrib_kind != DW_Attrib_Null;
B32 has_attrib = attrib->attrib_kind != DW_AttribKind_Null;
return has_attrib;
}
@@ -1940,18 +1940,18 @@ dw_file_from_attrib(DW_Input *input, DW_CompUnit *cu, DW_LineVMHeader *line_vm,
internal B32
dw_try_byte_size_from_tag(DW_Input *input, DW_CompUnit *cu, DW_Tag tag, U64 *byte_size_out)
{
B32 has_byte_size = dw_tag_has_attrib(input, cu, tag, DW_Attrib_ByteSize);
B32 has_bit_size = dw_tag_has_attrib(input, cu, tag, DW_Attrib_BitSize );
B32 has_byte_size = dw_tag_has_attrib(input, cu, tag, DW_AttribKind_ByteSize);
B32 has_bit_size = dw_tag_has_attrib(input, cu, tag, DW_AttribKind_BitSize );
if (has_byte_size && has_bit_size) {
Assert(!"ill formated byte size");
}
if (has_byte_size) {
*byte_size_out = dw_const_u64_from_attrib(input, cu, tag, DW_Attrib_ByteSize);
*byte_size_out = dw_const_u64_from_attrib(input, cu, tag, DW_AttribKind_ByteSize);
return 1;
} else if (has_bit_size) {
U64 bit_size = dw_const_u64_from_attrib(input, cu, tag, DW_Attrib_BitSize);
U64 bit_size = dw_const_u64_from_attrib(input, cu, tag, DW_AttribKind_BitSize);
*byte_size_out = bit_size / 8;
return 1;
}
@@ -1985,13 +1985,13 @@ dw_u64_from_attrib(DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind k
DW_Attrib *attrib = dw_attrib_from_tag(input, cu, tag, kind);
DW_AttribClass attrib_class = dw_value_class_from_attrib(cu, attrib);
if (attrib_class == DW_AttribClass_Const || attrib_class == DW_AttribClass_Block) {
if (dw_tag_has_attrib(input, cu, tag, DW_Attrib_Type)) {
if (dw_tag_has_attrib(input, cu, tag, DW_AttribKind_Type)) {
Temp scratch = scratch_begin(0,0);
DW_Reference type_ref = dw_ref_from_attrib(input, cu, tag, DW_Attrib_Type);
DW_Reference type_ref = dw_ref_from_attrib(input, cu, tag, DW_AttribKind_Type);
DW_Tag type_tag = {0};
dw_read_tag_cu(scratch.arena, input, type_ref.cu, type_ref.info_off, &type_tag);
U64 type_byte_size = dw_byte_size_from_tag(input, cu, type_tag);
DW_ATE type_encoding = dw_const_u64_from_attrib(input, type_ref.cu, type_tag, DW_Attrib_Encoding);
DW_ATE type_encoding = dw_const_u64_from_attrib(input, type_ref.cu, type_tag, DW_AttribKind_Encoding);
if (type_encoding == DW_ATE_Unsigned || type_encoding == DW_ATE_UnsignedChar) {
result = dw_interp_const64(type_byte_size, type_encoding, attrib->form_kind, attrib->form);
}
@@ -2121,15 +2121,15 @@ dw_cu_from_info_off(Arena *arena, DW_Input *input, DW_ListUnitInput lu_input, U6
dw_read_tag(arena, data, cursor, range.min, abbrev_table, abbrev_data, version, format, address_size, &cu_tag);
// TODO: handle these unit types
Assert(cu_tag.kind != DW_Tag_SkeletonUnit);
Assert(cu_tag.kind != DW_Tag_TypeUnit);
Assert(cu_tag.kind != DW_TagKind_SkeletonUnit);
Assert(cu_tag.kind != DW_TagKind_TypeUnit);
if (cu_tag.kind == DW_Tag_CompileUnit || cu_tag.kind == DW_Tag_PartialUnit) {
if (cu_tag.kind == DW_TagKind_CompileUnit || cu_tag.kind == DW_TagKind_PartialUnit) {
// fetch attribs for list sections
DW_Attrib *addr_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_Attrib_AddrBase );
DW_Attrib *str_offsets_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_Attrib_StrOffsetsBase);
DW_Attrib *rnglists_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_Attrib_RngListsBase );
DW_Attrib *loclists_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_Attrib_LocListsBase );
DW_Attrib *addr_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_AttribKind_AddrBase );
DW_Attrib *str_offsets_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_AttribKind_StrOffsetsBase);
DW_Attrib *rnglists_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_AttribKind_RngListsBase );
DW_Attrib *loclists_base_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_AttribKind_LocListsBase );
// interp attribs as section offsets
U64 addr_sec_off = dw_interp_sec_offset(addr_base_attrib->form_kind, addr_base_attrib->form );
@@ -2150,7 +2150,7 @@ dw_cu_from_info_off(Arena *arena, DW_Input *input, DW_ListUnitInput lu_input, U6
DW_ListUnit *loclists_lu = loclists_lu_idx < lu_input.loclist_count ? &lu_input.loclists[loclists_lu_idx] : 0;
// find compile unit base address
DW_Attrib *low_pc_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_Attrib_LowPc);
DW_Attrib *low_pc_attrib = dw_attrib_from_tag(0, 0, cu_tag, DW_AttribKind_LowPc);
U64 low_pc = dw_interp_address(address_size, max_U64, addr_lu, low_pc_attrib->form_kind, low_pc_attrib->form);
// fill out compile unit
@@ -2195,7 +2195,7 @@ dw_tag_tree_from_data(Arena *arena, String8 info_data, String8 abbrev_data, DW_C
*cursor += tag_size;
// is this sentinel tag?
if (tag.kind == DW_Tag_Null) {
if (tag.kind == DW_TagKind_Null) {
break;
}