mirror of
https://github.com/Ed94/raddebugger.git
synced 2026-08-14 17:28:07 +00:00
move DW_Form to the DWARF format header
This commit is contained in:
Nikita Smith
+194
-109
@@ -1,84 +1,6 @@
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// Copyright (c) Epic Games Tools
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// Licensed under the MIT license (https://opensource.org/license/mit/)
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internal U64
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dw_reg_size_from_code_x64(DW_Reg reg_code)
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{
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switch (reg_code) {
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#define X(reg_name_dw, reg_code_dw, reg_name_rdi, reg_pos, reg_size) case DW_RegX64_##reg_name_dw: return reg_size;
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DW_Regs_X64_XList
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#undef X
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}
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return 0;
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}
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internal U64
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dw_reg_pos_from_code_x64(DW_Reg reg_code)
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{
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switch (reg_code) {
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#define X(reg_name_dw, reg_code_dw, reg_name_rdi, reg_pos, reg_size) case DW_RegX64_##reg_name_dw: return reg_pos;
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DW_Regs_X64_XList
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#undef X
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}
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return max_U64;
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}
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internal U64
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dw_reg_size_from_code(Arch arch, DW_Reg reg_code)
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{
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switch (arch) {
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case Arch_Null: break;
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case Arch_x64: return dw_reg_size_from_code_x64(reg_code);
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default: NotImplemented; break;
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}
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return 0;
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}
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internal U64
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dw_reg_pos_from_code(Arch arch, DW_Reg reg_code)
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{
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switch (arch) {
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case Arch_Null: break;
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case Arch_x64: return dw_reg_pos_from_code_x64(reg_code);
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default: NotImplemented; break;
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}
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return max_U64;
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}
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internal U64
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dw_reg_count_from_arch(Arch arch)
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{
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switch (arch) {
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default: { NotImplemented; } // fall-through
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case Arch_Null: return 0;
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case Arch_x64: return DW_RegX64_Last;
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}
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}
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internal U64
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dw_reg_max_size_from_arch(Arch arch)
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{
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local_persist U64 max_size = 0;
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if (max_size == 0) {
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U64 max_idx = dw_reg_count_from_arch(arch);
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for EachIndex(reg_idx, max_idx) {
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U64 reg_size = dw_reg_size_from_code(arch, reg_idx);
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max_size = Max(max_size, reg_size);
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}
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}
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return max_size;
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}
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internal U64
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dw_sp_from_arch(Arch arch)
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{
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switch (arch) {
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default: NotImplemented;
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case Arch_Null: return 0;
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case Arch_x64: return DW_RegX64_Rsp;
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}
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}
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internal DW_AttribClass
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dw_attrib_class_from_attrib_v2(DW_AttribKind k)
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{
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@@ -275,39 +197,85 @@ dw_is_form_kind_ref(DW_Version ver, DW_Ext ext, DW_FormKind form_kind)
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return is_ref;
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}
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internal String8
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dw_name_string_from_section_kind(DW_SectionKind k)
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internal U64
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dw_reg_size_from_code_x64(DW_Reg reg_code)
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{
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switch (k) {
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#define X(_N,_L,_M,_D) case DW_Section_##_N: return str8_lit(_L);
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DW_SectionKind_XList
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switch (reg_code) {
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#define X(reg_name_dw, reg_code_dw, reg_name_rdi, reg_pos, reg_size) case DW_RegX64_##reg_name_dw: return reg_size;
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DW_Regs_X64_XList
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#undef X
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}
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return str8_zero();
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return 0;
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}
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internal String8
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dw_mach_name_string_from_section_kind(DW_SectionKind k)
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internal U64
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dw_reg_pos_from_code_x64(DW_Reg reg_code)
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{
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switch (k) {
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#define X(_N,_L,_M,_D) case DW_Section_##_N: return str8_lit(_M);
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DW_SectionKind_XList
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switch (reg_code) {
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#define X(reg_name_dw, reg_code_dw, reg_name_rdi, reg_pos, reg_size) case DW_RegX64_##reg_name_dw: return reg_pos;
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DW_Regs_X64_XList
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#undef X
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}
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return str8_zero();
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return max_U64;
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}
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internal String8
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dw_dwo_name_string_from_section_kind(DW_SectionKind k)
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internal U64
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dw_reg_size_from_code(Arch arch, DW_Reg reg_code)
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{
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switch (k) {
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#define X(_N,_L,_M,_D) case DW_Section_##_N: return str8_lit(_D);
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DW_SectionKind_XList
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#undef X
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switch (arch) {
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case Arch_Null: break;
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case Arch_x64: return dw_reg_size_from_code_x64(reg_code);
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default: NotImplemented; break;
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}
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return str8_zero();
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return 0;
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}
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internal U64
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dw_reg_pos_from_code(Arch arch, DW_Reg reg_code)
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{
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switch (arch) {
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case Arch_Null: break;
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case Arch_x64: return dw_reg_pos_from_code_x64(reg_code);
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default: NotImplemented; break;
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}
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return max_U64;
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}
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internal U64
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dw_reg_count_from_arch(Arch arch)
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{
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switch (arch) {
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default: { NotImplemented; } // fall-through
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case Arch_Null: return 0;
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case Arch_x64: return DW_RegX64_Last;
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}
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}
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internal U64
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dw_reg_max_size_from_arch(Arch arch)
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{
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local_persist U64 max_size = 0;
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if (max_size == 0) {
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U64 max_idx = dw_reg_count_from_arch(arch);
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for EachIndex(reg_idx, max_idx) {
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U64 reg_size = dw_reg_size_from_code(arch, reg_idx);
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max_size = Max(max_size, reg_size);
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}
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}
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return max_size;
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}
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internal U64
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dw_sp_from_arch(Arch arch)
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{
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switch (arch) {
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default: NotImplemented;
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case Arch_Null: return 0;
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case Arch_x64: return DW_RegX64_Rsp;
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}
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}
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internal U64
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dw_size_from_format(DW_Format format)
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{
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@@ -540,14 +508,11 @@ dw_operand_types_from_cfa_op(DW_CFA_Opcode opcode)
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return 0;
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}
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////////////////////////////////
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//~ rjf: String <=> Enum
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internal String8
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dw_string_from_format(DW_Format format)
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{
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switch (format) {
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case DW_Format_Null: return str8_zero();
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case DW_Format_Null: return str8_lit("NULL");
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case DW_Format_32Bit: return str8_lit("DWARF32");
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case DW_Format_64Bit: return str8_lit("DWARF64");
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}
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@@ -704,6 +669,17 @@ dw_string_from_language(Arena *arena, DW_Language kind)
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return push_str8f(arena, "%x", kind);
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}
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internal String8
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dw_string_from_comp_unit_kind(Arena *arena, DW_CompUnitKind kind)
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{
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switch (kind) {
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#define X(_N,_ID) case DW_CompUnitKind_##_N: return str8_lit(Stringify(_N));
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DW_CompUnitKind_XList
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#undef X
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}
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return push_str8f(arena, "%x", kind);
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}
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internal String8
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dw_string_from_inl(Arena *arena, DW_InlKind kind)
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{
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@@ -829,10 +805,42 @@ dw_string_from_cfa_opcode(DW_CFA_Opcode opcode)
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}
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internal String8
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dw_write_uleb128(Arena *arena, U64 v)
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dw_name_string_from_section_kind(DW_SectionKind k)
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{
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switch (k) {
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#define X(_N,_L,_M,_D) case DW_Section_##_N: return str8_lit(_L);
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DW_SectionKind_XList
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#undef X
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}
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return str8_zero();
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}
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internal String8
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dw_mach_name_string_from_section_kind(DW_SectionKind k)
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{
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switch (k) {
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#define X(_N,_L,_M,_D) case DW_Section_##_N: return str8_lit(_M);
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DW_SectionKind_XList
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#undef X
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}
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return str8_zero();
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}
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internal String8
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dw_dwo_name_string_from_section_kind(DW_SectionKind k)
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{
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switch (k) {
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#define X(_N,_L,_M,_D) case DW_Section_##_N: return str8_lit(_D);
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DW_SectionKind_XList
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#undef X
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}
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return str8_zero();
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}
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internal U64
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dw_write_to_buffer_uleb128(U8 buffer[10], U64 v)
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{
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U64 buffer_size = 0;
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U8 buffer[10];
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U64 value = v;
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do {
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U8 byte = value & 0x7f;
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@@ -840,17 +848,16 @@ dw_write_uleb128(Arena *arena, U64 v)
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if (value != 0) {
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byte |= 0x80;
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}
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Assert(buffer_size < sizeof(buffer));
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Assert(buffer_size < 10);
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buffer[buffer_size++] = byte;
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} while (value > 0);
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return str8_copy(arena, str8(buffer, buffer_size));
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return buffer_size;
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}
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internal String8
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dw_write_sleb128(Arena *arena, S64 v)
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internal U64
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dw_write_to_buffer_sleb128(U8 buffer[10], U64 v)
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{
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U64 buffer_size = 0;
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U8 buffer[10];
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for (S64 value = v, more = 1; more != 0; ) {
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U8 byte = value & 0x7f;
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value >>= 7;
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@@ -860,9 +867,87 @@ dw_write_sleb128(Arena *arena, S64 v)
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} else {
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byte |= 0x80;
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}
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Assert(buffer_size < sizeof(buffer));
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Assert(buffer_size < 10);
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buffer[buffer_size++] = byte;
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}
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return buffer_size;
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}
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internal String8
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dw_write_uleb128(Arena *arena, U64 v)
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{
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U8 buffer[10];
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U64 buffer_size = dw_write_to_buffer_uleb128(buffer, v);
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return str8_copy(arena, str8(buffer, buffer_size));
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}
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internal String8
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dw_write_sleb128(Arena *arena, S64 v)
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{
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U8 buffer[10];
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U64 buffer_size = dw_write_to_buffer_sleb128(buffer, v);
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return str8_copy(arena, str8(buffer, buffer_size));
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}
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internal U64
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dw_size_from_uleb128(U64 v)
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{
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U8 buffer[10];
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return dw_write_to_buffer_uleb128(buffer, v);
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}
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internal U64
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dw_size_from_sleb128(S64 v)
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{
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U8 buffer[10];
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return dw_write_to_buffer_sleb128(buffer, v);
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}
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internal void *
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dw_serial_push_length(Arena *arena, String8List *srl, DW_Format format, U64 length)
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{
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void *result;
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if (format == DW_Format_64Bit) {
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U8 buffer[sizeof(U32) + sizeof(U64)];
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MemorySet(&buffer[0], 0xff, sizeof(U32));
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MemoryCopy(buffer + sizeof(U32), &length, sizeof(length));
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result = str8_serial_push_string(arena, srl, str8_array_fixed(buffer));
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} else {
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result = str8_serial_push_string(arena, srl, str8((U8 *)&length, sizeof(U32)));
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}
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return result;
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}
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internal void *
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dw_serial_push_uint(Arena *arena, String8List *srl, DW_Format format, U64 v)
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{
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String8 uint;
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if (format == DW_Format_64Bit) {
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U64 *ptr = push_array(arena, U64, 1);
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*ptr = v;
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uint = str8((U8 *)ptr, sizeof(*ptr));
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} else {
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U32 *ptr = push_array(arena, U32, 1);
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*ptr = safe_cast_u32(v);
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uint = str8((U8 *)ptr, sizeof(*ptr));
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}
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return str8_serial_push_string(arena, srl, uint);
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}
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internal void *
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dw_serial_push_uleb128(Arena *arena, String8List *srl, U64 v)
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{
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U8 buffer[10];
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U64 buffer_size = dw_write_to_buffer_uleb128(buffer, v);
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return str8_serial_push_string(arena, srl, str8(buffer, buffer_size));
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}
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internal void *
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dw_serial_push_sleb128(Arena *arena, String8List *srl, S64 v)
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{
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U8 buffer[10];
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U64 buffer_size = dw_write_to_buffer_sleb128(buffer, v);
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return str8_serial_push_string(arena, srl, str8(buffer, buffer_size));
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}
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+81
-41
@@ -68,6 +68,15 @@ typedef enum DW_SectionKindEnum
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DW_Section_Count
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} DW_SectionKindEnum;
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typedef U32 DW_SectionFlags;
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enum
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{
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#define X(_N, ...) DW_SectionFlag_##_N = (1 << DW_Section_##_N),
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DW_SectionKind_XList
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#undef X
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DW_SectionFlag_All = 0xffffffffu,
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};
|
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#define DW_Language_XList \
|
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X(Null, 0x00) \
|
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X(C89, 0x01) \
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@@ -485,6 +494,30 @@ typedef enum DW_FormEnum
|
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#undef X
|
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} DW_FormEnum;
|
||||
|
||||
typedef union DW_Form
|
||||
{
|
||||
DW_FormKind kind;
|
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union {
|
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String8 addr;
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||||
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 \
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@@ -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
|
||||
|
||||
@@ -81,34 +81,12 @@ typedef struct DW_Abbrev
|
||||
DW_AbbrevFlags flags;
|
||||
} DW_Abbrev;
|
||||
|
||||
typedef union DW_Form
|
||||
{
|
||||
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;
|
||||
|
||||
typedef struct DW_Attrib
|
||||
{
|
||||
U64 info_off;
|
||||
U64 abbrev_off;
|
||||
U64 abbrev_id;
|
||||
DW_AttribKind attrib_kind;
|
||||
DW_FormKind form_kind;
|
||||
DW_Form form;
|
||||
} DW_Attrib;
|
||||
|
||||
|
||||
Reference in New Issue
Block a user