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dwarf cleanup checkpoint

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This commit is contained in:
Ryan Fleury
2025-11-10 17:41:01 -08:00
parent 08642d2745
commit 17ec73d752
20 changed files with 524 additions and 592 deletions
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src/dwarf/dwarf_parse.h
+50 -53
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@@ -4,19 +4,20 @@
#ifndef DWARF_PARSE_H
#define DWARF_PARSE_H
////////////////////////////////
//~ rjf: Raw DWARF Info Bundle
typedef struct DW_Section DW_Section;
struct DW_Section
{
String8 name;
String8 data;
B32 is_dwo;
B32 is_dwo;
};
typedef struct DW_Input DW_Input;
struct DW_Input
typedef struct DW_Raw DW_Raw;
struct DW_Raw
{
DW_Section sec[DW_Section_Count];
DW_Section sup[DW_Section_Count];
};
typedef struct DW_ListUnit DW_ListUnit;
@@ -449,12 +450,8 @@ typedef DW_DECODE_PTR(DW_DecodePtr);
// deserial helpers
internal U64 str8_deserial_read_dwarf_packed_size(String8 string, U64 off, U64 *size_out);
internal U64 str8_deserial_read_dwarf_uint (String8 string, U64 off, DW_Format format, U64 *uint_out);
internal U64 str8_deserial_read_uleb128 (String8 string, U64 off, U64 *value_out);
internal U64 str8_deserial_read_sleb128 (String8 string, U64 off, S64 *value_out);
internal U64 str8_deserial_read_uleb128_array(Arena *arena, String8 string, U64 off, U64 count, U64 **arr_out);
internal U64 str8_deserial_read_sleb128_array(Arena *arena, String8 string, U64 off, U64 count, S64 **arr_out);
internal U64 dw_str8_deserial_read_packed_size(String8 string, U64 off, U64 *size_out);
internal U64 dw_str8_deserial_read_fmt_uint(String8 string, U64 off, DW_Format format, U64 *uint_out);
internal Rng1U64List dw_unit_ranges_from_data(Arena *arena, String8 data);
@@ -464,7 +461,7 @@ internal U64 dw_read_list_unit_header_addr (String8 unit_data, DW_ListUnit
internal U64 dw_read_list_unit_header_str_offsets(String8 unit_data, DW_ListUnit *lu_out);
internal U64 dw_read_list_unit_header_list (String8 unit_data, DW_ListUnit *lu_out);
internal DW_ListUnitInput dw_list_unit_input_from_input(Arena *arena, DW_Input *input);
internal DW_ListUnitInput dw_list_unit_input_from_raw(Arena *arena, DW_Raw *input);
internal U64 dw_offset_from_list_unit(DW_ListUnit *lu, U64 index);
internal U64 dw_addr_from_list_unit (DW_ListUnit *lu, U64 index);
@@ -480,7 +477,7 @@ internal U64 dw_abbrev_offset_from_abbrev_id(DW_AbbrevTable table, U6
internal U64 dw_read_form(String8 data, U64 off, DW_Version version, DW_Format unit_format, U64 address_size, DW_FormKind form_kind, U64 implicit_const, DW_Form *form_out);
internal U64 dw_read_tag (Arena *arena, String8 tag_data, U64 tag_off, U64 tag_base, DW_AbbrevTable abbrev_table, String8 abbrev_data, DW_Version version, DW_Format unit_format, U64 address_size, DW_Tag *tag_out);
internal U64 dw_read_tag_cu(Arena *arena, DW_Input *input, DW_CompUnit *cu, U64 info_off, DW_Tag *tag_out);
internal U64 dw_read_tag_cu(Arena *arena, DW_Raw *input, DW_CompUnit *cu, U64 info_off, DW_Tag *tag_out);
// attrib interp
@@ -493,56 +490,56 @@ internal S64 dw_interp_const_s64 (DW_FormKind form_kind, DW_Form form)
internal S32 dw_interp_const_s32 (DW_FormKind form_kind, DW_Form form);
internal B32 dw_interp_flag (DW_FormKind form_kind, DW_Form form);
internal U64 dw_interp_address (U64 address_size, U64 base_addr, DW_ListUnit *addr_xlist, DW_FormKind form_kind, DW_Form form);
internal String8 dw_interp_block (DW_Input *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal String8 dw_interp_string (DW_Input *input, DW_Format unit_format, DW_ListUnit *str_offsets, DW_FormKind form_kind, DW_Form form);
internal String8 dw_interp_line_ptr (DW_Input *input, DW_FormKind form_kind, DW_Form form);
internal String8 dw_interp_block (DW_Raw *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal String8 dw_interp_string (DW_Raw *input, DW_Format unit_format, DW_ListUnit *str_offsets, DW_FormKind form_kind, DW_Form form);
internal String8 dw_interp_line_ptr (DW_Raw *input, DW_FormKind form_kind, DW_Form form);
internal DW_LineFile * dw_interp_file (DW_LineVMHeader *line_vm, DW_FormKind form_kind, DW_Form form);
internal DW_Reference dw_interp_ref (DW_Input *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal DW_LocList dw_interp_loclist (Arena *arena, DW_Input *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal Rng1U64List dw_interp_rnglist (Arena *arena, DW_Input *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal DW_Reference dw_interp_ref (DW_Raw *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal DW_LocList dw_interp_loclist (Arena *arena, DW_Raw *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal Rng1U64List dw_interp_rnglist (Arena *arena, DW_Raw *input, DW_CompUnit *cu, DW_FormKind form_kind, DW_Form form);
internal String8 dw_exprloc_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U128 dw_const_u128_from_attrib(DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U64 dw_const_u64_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U32 dw_const_u32_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal S64 dw_const_s64_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal S32 dw_const_s32_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal B32 dw_flag_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U64 dw_address_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_block_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_string_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_line_ptr_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_exprloc_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U128 dw_const_u128_from_attrib(DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U64 dw_const_u64_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U32 dw_const_u32_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal S64 dw_const_s64_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal S32 dw_const_s32_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal B32 dw_flag_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal U64 dw_address_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_block_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_string_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_line_ptr_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal DW_LineFile * dw_file_from_attrib (DW_CompUnit *cu, DW_LineVMHeader *line_vm, DW_Attrib *attrib);
internal DW_Reference dw_ref_from_attrib (DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal DW_LocList dw_loclist_from_attrib (Arena *arena, DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal Rng1U64List dw_rnglist_from_attrib (Arena *arena, DW_Input *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal DW_Reference dw_ref_from_attrib (DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal DW_LocList dw_loclist_from_attrib (Arena *arena, DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal Rng1U64List dw_rnglist_from_attrib (Arena *arena, DW_Raw *input, DW_CompUnit *cu, DW_Attrib *attrib);
internal String8 dw_exprloc_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U128 dw_const_u128_from_tag_attrib_kind(DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U64 dw_const_u64_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U32 dw_const_u32_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal B32 dw_flag_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U64 dw_address_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_block_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_string_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_line_ptr_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_line_ptr_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal DW_LineFile * dw_file_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_LineVMHeader *line_vm, DW_Tag tag, DW_AttribKind kind);
internal DW_Reference dw_ref_from_tag_attrib_kind (DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal DW_LocList dw_loclist_from_tag_attrib_kind (Arena *arena, DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal Rng1U64List dw_rnglist_from_tag_attrib_kind (Arena *arena, DW_Input *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_exprloc_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U128 dw_const_u128_from_tag_attrib_kind(DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U64 dw_const_u64_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U32 dw_const_u32_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal B32 dw_flag_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal U64 dw_address_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_block_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_string_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_line_ptr_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal String8 dw_line_ptr_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal DW_LineFile * dw_file_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_LineVMHeader *line_vm, DW_Tag tag, DW_AttribKind kind);
internal DW_Reference dw_ref_from_tag_attrib_kind (DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal DW_LocList dw_loclist_from_tag_attrib_kind (Arena *arena, DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
internal Rng1U64List dw_rnglist_from_tag_attrib_kind (Arena *arena, DW_Raw *input, DW_CompUnit *cu, DW_Tag tag, DW_AttribKind kind);
// compile unit
internal DW_CompUnit dw_cu_from_info_off(Arena *arena, DW_Input *input, DW_ListUnitInput lu_input, U64 offset, B32 relaxed);
internal DW_TagTree dw_tag_tree_from_cu(Arena *arena, DW_Input *input, DW_CompUnit *cu);
internal DW_CompUnit dw_cu_from_info_off(Arena *arena, DW_Raw *input, DW_ListUnitInput lu_input, U64 offset);
internal DW_TagTree dw_tag_tree_from_cu(Arena *arena, DW_Raw *input, DW_CompUnit *cu);
internal HashTable * dw_make_tag_hash_table(Arena *arena, DW_TagTree tag_tree);
internal DW_TagNode * dw_tag_node_from_info_off(DW_CompUnit *cu, U64 info_off);
// line info
internal U64 dw_read_line_file(String8 line_data, U64 line_off, DW_Input *input, DW_Version unit_version, DW_Format unit_format, DW_Ext ext, U64 address_size, DW_ListUnit *str_offsets, U64 enc_count, U64 *enc_arr, DW_LineFile *line_file_out);
internal U64 dw_read_line_vm_header(Arena *arena, String8 line_data, U64 line_off, DW_Input *input, String8 cu_dir, String8 cu_name, U8 cu_address_size, DW_ListUnit *cu_str_offsets, DW_LineVMHeader *header_out);
internal U64 dw_read_line_file(String8 line_data, U64 line_off, DW_Raw *input, DW_Version unit_version, DW_Format unit_format, DW_Ext ext, U64 address_size, DW_ListUnit *str_offsets, U64 enc_count, U64 *enc_arr, DW_LineFile *line_file_out);
internal U64 dw_read_line_vm_header(Arena *arena, String8 line_data, U64 line_off, DW_Raw *input, String8 cu_dir, String8 cu_name, U8 cu_address_size, DW_ListUnit *cu_str_offsets, DW_LineVMHeader *header_out);
internal void dw_line_vm_reset(DW_LineVMState *state, B32 default_is_stmt);
internal void dw_line_vm_advance(DW_LineVMState *state, U64 advance, U64 min_inst_len, U64 max_ops_for_inst);
internal DW_LineSeqNode * dw_push_line_seq(Arena* arena, DW_LineTableParseResult *parsed_tbl);
@@ -550,11 +547,11 @@ internal DW_LineNode * dw_push_line(Arena *arena, DW_LineTableParseResult *tb
internal String8 dw_path_from_file(Arena *arena, DW_LineVMHeader *vm, DW_LineFile *file);
internal String8 dw_path_from_file_idx(Arena *arena, DW_LineVMHeader *vm, U64 file_idx);
internal DW_LineTableParseResult dw_parsed_line_table_from_data(Arena *arena, String8 unit_data, DW_Input *input, String8 cu_dir, String8 cu_name, U8 cu_address_size, DW_ListUnit *cu_str_offsets);
internal DW_LineTableParseResult dw_parsed_line_table_from_data(Arena *arena, String8 unit_data, DW_Raw *input, String8 cu_dir, String8 cu_name, U8 cu_address_size, DW_ListUnit *cu_str_offsets);
// helper for .debug_pubtypes and .debug_pubnames
internal DW_PubStringsTable dw_v4_pub_strings_table_from_section_kind(Arena *arena, DW_Input *input, DW_SectionKind section_kind);
internal DW_PubStringsTable dw_v4_pub_strings_table_from_section_kind(Arena *arena, DW_Raw *input, DW_SectionKind section_kind);
// expression