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move DW_Form to the DWARF format header

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Nikita Smith
2026-02-10 15:26:56 -08:00
parent 988b0f5541
commit 12f8f4e078
3 changed files with 275 additions and 172 deletions
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src/dwarf/dwarf.h
+81 -41
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@@ -68,6 +68,15 @@ typedef enum DW_SectionKindEnum
DW_Section_Count
} DW_SectionKindEnum;
typedef U32 DW_SectionFlags;
enum
{
#define X(_N, ...) DW_SectionFlag_##_N = (1 << DW_Section_##_N),
DW_SectionKind_XList
#undef X
DW_SectionFlag_All = 0xffffffffu,
};
#define DW_Language_XList \
X(Null, 0x00) \
X(C89, 0x01) \
@@ -485,6 +494,30 @@ typedef enum DW_FormEnum
#undef X
} DW_FormEnum;
typedef union DW_Form
{
DW_FormKind kind;
union {
String8 addr;
String8 block;
String8 data;
String8 string;
String8 exprloc;
B8 flag;
S64 sdata;
U64 udata;
U64 sec_offset;
U64 ref;
U64 strp_sup;
U64 xval;
U64 addrx;
U64 strx;
U64 rnglistx;
U64 ptr;
U64 implicit_const;
};
} DW_Form;
//- Attributes DWARF2
#define DW_AttribKind_V2_XList \
@@ -1695,7 +1728,33 @@ typedef enum DW_RegX64Enum
} DW_RegX64Enum;
////////////////////////////////
// Speced Encodings
internal DW_AttribClass dw_attrib_class_from_attrib_v2(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_v3(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_v4(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_v5(DW_AttribKind k);
////////////////////////////////
// Extensions
internal DW_AttribClass dw_attrib_class_from_attrib_gnu (DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_llvm (DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_apple(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_mips (DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib(DW_Version ver, DW_Ext ext, DW_AttribKind v);
////////////////////////////////
// Form Class Encodings
internal DW_AttribClass dw_attrib_class_from_form_kind(DW_Version ver, DW_FormKind k);
internal B32 dw_are_attrib_class_and_form_kind_compatible(DW_Version ver, DW_AttribClass attrib_class, DW_FormKind form_kind);
internal B32 dw_is_form_kind_ref(DW_Version ver, DW_Ext ext, DW_FormKind form_kind);
////////////////////////////////
// xlist helpers
// regs
internal U64 dw_reg_size_from_code_x64(DW_Reg reg_code);
internal U64 dw_reg_pos_from_code_x64(DW_Reg reg_code);
internal U64 dw_reg_size_from_code(Arch arch, DW_Reg reg_code);
@@ -1703,58 +1762,24 @@ internal U64 dw_reg_pos_from_code(Arch arch, DW_Reg reg_code);
internal U64 dw_reg_count_from_arch(Arch arch);
internal U64 dw_reg_max_size_from_arch(Arch arch);
internal U64 dw_sp_from_arch(Arch arch);
//- Attrib Class Encodings
// Speced Encodings
internal DW_AttribClass dw_attrib_class_from_attrib_v2(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_v3(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_v4(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_v5(DW_AttribKind k);
// Extensions
internal DW_AttribClass dw_attrib_class_from_attrib_gnu (DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_llvm (DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_apple(DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib_mips (DW_AttribKind k);
internal DW_AttribClass dw_attrib_class_from_attrib(DW_Version ver, DW_Ext ext, DW_AttribKind v);
//- Form Class Encodings
internal DW_AttribClass dw_attrib_class_from_form_kind(DW_Version ver, DW_FormKind k);
internal B32 dw_are_attrib_class_and_form_kind_compatible(DW_Version ver, DW_AttribClass attrib_class, DW_FormKind form_kind);
internal B32 dw_is_form_kind_ref(DW_Version ver, DW_Ext ext, DW_FormKind form_kind);
//- Section Names
internal String8 dw_name_string_from_section_kind (DW_SectionKind k);
internal String8 dw_mach_name_string_from_section_kind(DW_SectionKind k);
internal String8 dw_dwo_name_string_from_section_kind (DW_SectionKind k);
////////////////////////////////
internal U64 dw_size_from_format(DW_Format format);
////////////////////////////////
// attrib form -> value class
internal DW_AttribClass dw_pick_attrib_value_class(DW_Version ver, DW_Ext ext, B32 relaxed, DW_AttribKind attrib, DW_FormKind form_kind);
// lang
internal U64 dw_pick_default_lower_bound(DW_Language lang);
// expr
internal U64 dw_operand_count_from_expr_op(DW_ExprOp op);
internal U64 dw_pop_count_from_expr_op(DW_ExprOp op);
internal U64 dw_push_count_from_expr_op(DW_ExprOp op);
internal DW_ExprOperandType * dw_operand_types_from_expr_opcode(DW_ExprOp op);
////////////////////////////////
//~ CFA
internal U64 dw_operand_count_from_cfa_opcode(DW_CFA_Opcode opcode);
internal B32 dw_is_cfa_expr_opcode_invalid(DW_ExprOp opcode);
internal B32 dw_is_new_row_cfa_opcode(DW_CFA_Opcode opcode);
// CFA
internal U64 dw_operand_count_from_cfa_opcode(DW_CFA_Opcode opcode);
internal B32 dw_is_cfa_expr_opcode_invalid(DW_ExprOp opcode);
internal B32 dw_is_new_row_cfa_opcode(DW_CFA_Opcode opcode);
internal DW_CFA_OperandType * dw_operand_types_from_cfa_op(DW_CFA_Opcode opcode);
////////////////////////////////
@@ -1766,6 +1791,7 @@ internal String8 dw_string_from_tag_kind(Arena *arena, DW_TagKind kind);
internal String8 dw_string_from_attrib_kind(Arena *arena, DW_Version ver, DW_Ext ext, DW_AttribKind kind);
internal String8 dw_string_from_form_kind(Arena *arena, DW_Version ver, DW_FormKind kind);
internal String8 dw_string_from_language(Arena *arena, DW_Language kind);
internal String8 dw_string_from_comp_unit_kind(Arena *arena, DW_CompUnitKind kind);
internal String8 dw_string_from_inl(Arena *arena, DW_InlKind kind);
internal String8 dw_string_from_access_kind(Arena *arena, DW_AccessKind kind);
internal String8 dw_string_from_calling_convetion(Arena *arena, DW_CallingConventionKind kind);
@@ -1777,10 +1803,24 @@ internal String8 dw_string_from_section_kind(Arena *arena, DW_SectionKind kind);
internal String8 dw_string_from_rng_list_entry_kind(Arena *arena, DW_RLE kind);
internal String8 dw_string_from_register(Arena *arena, Arch arch, U64 reg_id);
internal String8 dw_string_from_cfa_opcode(DW_CFA_Opcode opcode);
internal String8 dw_name_string_from_section_kind(DW_SectionKind k);
internal String8 dw_mach_name_string_from_section_kind(DW_SectionKind k);
internal String8 dw_dwo_name_string_from_section_kind (DW_SectionKind k);
////////////////////////////////
// Serializers
internal U64 dw_write_to_buffer_uleb128(U8 buffer[10], U64 v);
internal U64 dw_write_to_buffer_sleb128(U8 buffer[10], U64 v);
internal String8 dw_write_uleb128(Arena *arena, U64 v);
internal String8 dw_write_sleb128(Arena *arena, S64 v);
internal U64 dw_size_from_uleb128(U64 v);
internal U64 dw_size_from_sleb128(S64 v);
internal void * dw_serial_push_length(Arena *arena, String8List *srl, DW_Format format, U64 length);
internal void * dw_serial_push_uint(Arena *arena, String8List *srl, DW_Format format, U64 v);
internal void * dw_serial_push_uleb128(Arena *arena, String8List *srl, U64 v);
internal void * dw_serial_push_sleb128(Arena *arena, String8List *srl, S64 v);
#endif // DWARF_H