| /* $VER: vbcc (dwarf2.c) $Revision: 1.5 $ */ |
| |
| enum dwarf_tag |
| { |
| DW_TAG_padding = 0x00, |
| DW_TAG_array_type = 0x01, |
| DW_TAG_class_type = 0x02, |
| DW_TAG_entry_point = 0x03, |
| DW_TAG_enumeration_type = 0x04, |
| DW_TAG_formal_parameter = 0x05, |
| DW_TAG_imported_declaration = 0x08, |
| DW_TAG_label = 0x0a, |
| DW_TAG_lexical_block = 0x0b, |
| DW_TAG_member = 0x0d, |
| DW_TAG_pointer_type = 0x0f, |
| DW_TAG_reference_type = 0x10, |
| DW_TAG_compile_unit = 0x11, |
| DW_TAG_string_type = 0x12, |
| DW_TAG_structure_type = 0x13, |
| DW_TAG_subroutine_type = 0x15, |
| DW_TAG_typedef = 0x16, |
| DW_TAG_union_type = 0x17, |
| DW_TAG_unspecified_parameters = 0x18, |
| DW_TAG_variant = 0x19, |
| DW_TAG_common_block = 0x1a, |
| DW_TAG_common_inclusion = 0x1b, |
| DW_TAG_inheritance = 0x1c, |
| DW_TAG_inlined_subroutine = 0x1d, |
| DW_TAG_module = 0x1e, |
| DW_TAG_ptr_to_member_type = 0x1f, |
| DW_TAG_set_type = 0x20, |
| DW_TAG_subrange_type = 0x21, |
| DW_TAG_with_stmt = 0x22, |
| DW_TAG_access_declaration = 0x23, |
| DW_TAG_base_type = 0x24, |
| DW_TAG_catch_block = 0x25, |
| DW_TAG_const_type = 0x26, |
| DW_TAG_constant = 0x27, |
| DW_TAG_enumerator = 0x28, |
| DW_TAG_file_type = 0x29, |
| DW_TAG_friend = 0x2a, |
| DW_TAG_namelist = 0x2b, |
| DW_TAG_namelist_item = 0x2c, |
| DW_TAG_packed_type = 0x2d, |
| DW_TAG_subprogram = 0x2e, |
| DW_TAG_template_type_param = 0x2f, |
| DW_TAG_template_value_param = 0x30, |
| DW_TAG_thrown_type = 0x31, |
| DW_TAG_try_block = 0x32, |
| DW_TAG_variant_part = 0x33, |
| DW_TAG_variable = 0x34, |
| DW_TAG_volatile_type = 0x35, |
| /* SGI/MIPS Extensions */ |
| DW_TAG_MIPS_loop = 0x4081, |
| /* GNU extensions */ |
| DW_TAG_format_label = 0x4101, |
| DW_TAG_function_template = 0x4102, |
| DW_TAG_class_template = 0x4103 |
| }; |
| |
| enum dwarf_children |
| { |
| DW_children_no = 0, |
| DW_children_yes = 1 |
| }; |
| |
| enum dwarf_form |
| { |
| DW_FORM_addr = 0x01, |
| DW_FORM_block2 = 0x03, |
| DW_FORM_block4 = 0x04, |
| DW_FORM_data2 = 0x05, |
| DW_FORM_data4 = 0x06, |
| DW_FORM_data8 = 0x07, |
| DW_FORM_string = 0x08, |
| DW_FORM_block = 0x09, |
| DW_FORM_block1 = 0x0a, |
| DW_FORM_data1 = 0x0b, |
| DW_FORM_flag = 0x0c, |
| DW_FORM_sdata = 0x0d, |
| DW_FORM_strp = 0x0e, |
| DW_FORM_udata = 0x0f, |
| DW_FORM_ref_addr = 0x10, |
| DW_FORM_ref1 = 0x11, |
| DW_FORM_ref2 = 0x12, |
| DW_FORM_ref4 = 0x13, |
| DW_FORM_ref8 = 0x14, |
| DW_FORM_ref_udata = 0x15, |
| DW_FORM_indirect = 0x16 |
| }; |
| |
| enum dwarf_attribute |
| { |
| DW_AT_sibling = 0x01, |
| DW_AT_location = 0x02, |
| DW_AT_name = 0x03, |
| DW_AT_ordering = 0x09, |
| DW_AT_subscr_data = 0x0a, |
| DW_AT_byte_size = 0x0b, |
| DW_AT_bit_offset = 0x0c, |
| DW_AT_bit_size = 0x0d, |
| DW_AT_element_list = 0x0f, |
| DW_AT_stmt_list = 0x10, |
| DW_AT_low_pc = 0x11, |
| DW_AT_high_pc = 0x12, |
| DW_AT_language = 0x13, |
| DW_AT_member = 0x14, |
| DW_AT_discr = 0x15, |
| DW_AT_discr_value = 0x16, |
| DW_AT_visibility = 0x17, |
| DW_AT_import = 0x18, |
| DW_AT_string_length = 0x19, |
| DW_AT_common_reference = 0x1a, |
| DW_AT_comp_dir = 0x1b, |
| DW_AT_const_value = 0x1c, |
| DW_AT_containing_type = 0x1d, |
| DW_AT_default_value = 0x1e, |
| DW_AT_inline = 0x20, |
| DW_AT_is_optional = 0x21, |
| DW_AT_lower_bound = 0x22, |
| DW_AT_producer = 0x25, |
| DW_AT_prototyped = 0x27, |
| DW_AT_return_addr = 0x2a, |
| DW_AT_start_scope = 0x2c, |
| DW_AT_stride_size = 0x2e, |
| DW_AT_upper_bound = 0x2f, |
| DW_AT_abstract_origin = 0x31, |
| DW_AT_accessibility = 0x32, |
| DW_AT_address_class = 0x33, |
| DW_AT_artificial = 0x34, |
| DW_AT_base_types = 0x35, |
| DW_AT_calling_convention = 0x36, |
| DW_AT_count = 0x37, |
| DW_AT_data_member_location = 0x38, |
| DW_AT_decl_column = 0x39, |
| DW_AT_decl_file = 0x3a, |
| DW_AT_decl_line = 0x3b, |
| DW_AT_declaration = 0x3c, |
| DW_AT_discr_list = 0x3d, |
| DW_AT_encoding = 0x3e, |
| DW_AT_external = 0x3f, |
| DW_AT_frame_base = 0x40, |
| DW_AT_friend = 0x41, |
| DW_AT_identifier_case = 0x42, |
| DW_AT_macro_info = 0x43, |
| DW_AT_namelist_items = 0x44, |
| DW_AT_priority = 0x45, |
| DW_AT_segment = 0x46, |
| DW_AT_specification = 0x47, |
| DW_AT_static_link = 0x48, |
| DW_AT_type = 0x49, |
| DW_AT_use_location = 0x4a, |
| DW_AT_variable_parameter = 0x4b, |
| DW_AT_virtuality = 0x4c, |
| DW_AT_vtable_elem_location = 0x4d, |
| DW_AT_MIPS_fde = 0x2001, |
| DW_AT_MIPS_loop_begin = 0x2002, |
| DW_AT_MIPS_tail_loop_begin = 0x2003, |
| DW_AT_MIPS_epilog_begin = 0x2004, |
| DW_AT_MIPS_loop_unroll_factor = 0x2005, |
| DW_AT_MIPS_software_pipeline_depth = 0x2006, |
| DW_AT_MIPS_linkage_name = 0x2007, |
| DW_AT_MIPS_stride = 0x2008, |
| DW_AT_MIPS_abstract_name = 0x2009, |
| DW_AT_MIPS_clone_origin = 0x200a, |
| DW_AT_MIPS_has_inlines = 0x200b, |
| /* GNU */ |
| DW_AT_sf_names = 0x2101, |
| DW_AT_src_info = 0x2102, |
| DW_AT_mac_info = 0x2103, |
| DW_AT_src_coords = 0x2104, |
| DW_AT_body_begin = 0x2105, |
| DW_AT_body_end = 0x2106 |
| }; |
| |
| enum dwarf_location_atom |
| { |
| DW_OP_addr = 0x03, |
| DW_OP_deref = 0x06, |
| DW_OP_const1u = 0x08, |
| DW_OP_const1s = 0x09, |
| DW_OP_const2u = 0x0a, |
| DW_OP_const2s = 0x0b, |
| DW_OP_const4u = 0x0c, |
| DW_OP_const4s = 0x0d, |
| DW_OP_const8u = 0x0e, |
| DW_OP_const8s = 0x0f, |
| DW_OP_constu = 0x10, |
| DW_OP_consts = 0x11, |
| DW_OP_dup = 0x12, |
| DW_OP_drop = 0x13, |
| DW_OP_over = 0x14, |
| DW_OP_pick = 0x15, |
| DW_OP_swap = 0x16, |
| DW_OP_rot = 0x17, |
| DW_OP_xderef = 0x18, |
| DW_OP_abs = 0x19, |
| DW_OP_and = 0x1a, |
| DW_OP_div = 0x1b, |
| DW_OP_minus = 0x1c, |
| DW_OP_mod = 0x1d, |
| DW_OP_mul = 0x1e, |
| DW_OP_neg = 0x1f, |
| DW_OP_not = 0x20, |
| DW_OP_or = 0x21, |
| DW_OP_plus = 0x22, |
| DW_OP_plus_uconst = 0x23, |
| DW_OP_shl = 0x24, |
| DW_OP_shr = 0x25, |
| DW_OP_shra = 0x26, |
| DW_OP_xor = 0x27, |
| DW_OP_bra = 0x28, |
| DW_OP_eq = 0x29, |
| DW_OP_ge = 0x2a, |
| DW_OP_gt = 0x2b, |
| DW_OP_le = 0x2c, |
| DW_OP_lt = 0x2d, |
| DW_OP_ne = 0x2e, |
| DW_OP_skip = 0x2f, |
| DW_OP_lit0 = 0x30, |
| DW_OP_lit1 = 0x31, |
| DW_OP_lit2 = 0x32, |
| DW_OP_lit3 = 0x33, |
| DW_OP_lit4 = 0x34, |
| DW_OP_lit5 = 0x35, |
| DW_OP_lit6 = 0x36, |
| DW_OP_lit7 = 0x37, |
| DW_OP_lit8 = 0x38, |
| DW_OP_lit9 = 0x39, |
| DW_OP_lit10 = 0x3a, |
| DW_OP_lit11 = 0x3b, |
| DW_OP_lit12 = 0x3c, |
| DW_OP_lit13 = 0x3d, |
| DW_OP_lit14 = 0x3e, |
| DW_OP_lit15 = 0x3f, |
| DW_OP_lit16 = 0x40, |
| DW_OP_lit17 = 0x41, |
| DW_OP_lit18 = 0x42, |
| DW_OP_lit19 = 0x43, |
| DW_OP_lit20 = 0x44, |
| DW_OP_lit21 = 0x45, |
| DW_OP_lit22 = 0x46, |
| DW_OP_lit23 = 0x47, |
| DW_OP_lit24 = 0x48, |
| DW_OP_lit25 = 0x49, |
| DW_OP_lit26 = 0x4a, |
| DW_OP_lit27 = 0x4b, |
| DW_OP_lit28 = 0x4c, |
| DW_OP_lit29 = 0x4d, |
| DW_OP_lit30 = 0x4e, |
| DW_OP_lit31 = 0x4f, |
| DW_OP_reg0 = 0x50, |
| DW_OP_reg1 = 0x51, |
| DW_OP_reg2 = 0x52, |
| DW_OP_reg3 = 0x53, |
| DW_OP_reg4 = 0x54, |
| DW_OP_reg5 = 0x55, |
| DW_OP_reg6 = 0x56, |
| DW_OP_reg7 = 0x57, |
| DW_OP_reg8 = 0x58, |
| DW_OP_reg9 = 0x59, |
| DW_OP_reg10 = 0x5a, |
| DW_OP_reg11 = 0x5b, |
| DW_OP_reg12 = 0x5c, |
| DW_OP_reg13 = 0x5d, |
| DW_OP_reg14 = 0x5e, |
| DW_OP_reg15 = 0x5f, |
| DW_OP_reg16 = 0x60, |
| DW_OP_reg17 = 0x61, |
| DW_OP_reg18 = 0x62, |
| DW_OP_reg19 = 0x63, |
| DW_OP_reg20 = 0x64, |
| DW_OP_reg21 = 0x65, |
| DW_OP_reg22 = 0x66, |
| DW_OP_reg23 = 0x67, |
| DW_OP_reg24 = 0x68, |
| DW_OP_reg25 = 0x69, |
| DW_OP_reg26 = 0x6a, |
| DW_OP_reg27 = 0x6b, |
| DW_OP_reg28 = 0x6c, |
| DW_OP_reg29 = 0x6d, |
| DW_OP_reg30 = 0x6e, |
| DW_OP_reg31 = 0x6f, |
| DW_OP_breg0 = 0x70, |
| DW_OP_breg1 = 0x71, |
| DW_OP_breg2 = 0x72, |
| DW_OP_breg3 = 0x73, |
| DW_OP_breg4 = 0x74, |
| DW_OP_breg5 = 0x75, |
| DW_OP_breg6 = 0x76, |
| DW_OP_breg7 = 0x77, |
| DW_OP_breg8 = 0x78, |
| DW_OP_breg9 = 0x79, |
| DW_OP_breg10 = 0x7a, |
| DW_OP_breg11 = 0x7b, |
| DW_OP_breg12 = 0x7c, |
| DW_OP_breg13 = 0x7d, |
| DW_OP_breg14 = 0x7e, |
| DW_OP_breg15 = 0x7f, |
| DW_OP_breg16 = 0x80, |
| DW_OP_breg17 = 0x81, |
| DW_OP_breg18 = 0x82, |
| DW_OP_breg19 = 0x83, |
| DW_OP_breg20 = 0x84, |
| DW_OP_breg21 = 0x85, |
| DW_OP_breg22 = 0x86, |
| DW_OP_breg23 = 0x87, |
| DW_OP_breg24 = 0x88, |
| DW_OP_breg25 = 0x89, |
| DW_OP_breg26 = 0x8a, |
| DW_OP_breg27 = 0x8b, |
| DW_OP_breg28 = 0x8c, |
| DW_OP_breg29 = 0x8d, |
| DW_OP_breg30 = 0x8e, |
| DW_OP_breg31 = 0x8f, |
| DW_OP_regx = 0x90, |
| DW_OP_fbreg = 0x91, |
| DW_OP_bregx = 0x92, |
| DW_OP_piece = 0x93, |
| DW_OP_deref_size = 0x94, |
| DW_OP_xderef_size = 0x95, |
| DW_OP_nop = 0x96 |
| }; |
| |
| enum dwarf_type |
| { |
| DW_ATE_void = 0x0, |
| DW_ATE_address = 0x1, |
| DW_ATE_boolean = 0x2, |
| DW_ATE_complex_float = 0x3, |
| DW_ATE_float = 0x4, |
| DW_ATE_signed = 0x5, |
| DW_ATE_signed_char = 0x6, |
| DW_ATE_unsigned = 0x7, |
| DW_ATE_unsigned_char = 0x8 |
| }; |
| |
| enum dwarf_array_dim_ordering |
| { |
| DW_ORD_row_major = 0, |
| DW_ORD_col_major = 1 |
| }; |
| |
| enum dwarf_access_attribute |
| { |
| DW_ACCESS_public = 1, |
| DW_ACCESS_protected = 2, |
| DW_ACCESS_private = 3 |
| }; |
| |
| enum dwarf_visibility_attribute |
| { |
| DW_VIS_local = 1, |
| DW_VIS_exported = 2, |
| DW_VIS_qualified = 3 |
| }; |
| |
| enum dwarf_virtuality_attribute |
| { |
| DW_VIRTUALITY_none = 0, |
| DW_VIRTUALITY_virtual = 1, |
| DW_VIRTUALITY_pure_virtual = 2 |
| }; |
| |
| enum dwarf_id_case |
| { |
| DW_ID_case_sensitive = 0, |
| DW_ID_up_case = 1, |
| DW_ID_down_case = 2, |
| DW_ID_case_insensitive = 3 |
| }; |
| |
| enum dwarf_calling_convention |
| { |
| DW_CC_normal = 0x1, |
| DW_CC_program = 0x2, |
| DW_CC_nocall = 0x3 |
| }; |
| |
| enum dwarf_inline_attribute |
| { |
| DW_INL_not_inlined = 0, |
| DW_INL_inlined = 1, |
| DW_INL_declared_not_inlined = 2, |
| DW_INL_declared_inlined = 3 |
| }; |
| |
| enum dwarf_descrim_list |
| { |
| DW_DSC_label = 0, |
| DW_DSC_range = 1 |
| }; |
| |
| enum dwarf_line_number_ops |
| { |
| DW_LNS_extended_op = 0, |
| DW_LNS_copy = 1, |
| DW_LNS_advance_pc = 2, |
| DW_LNS_advance_line = 3, |
| DW_LNS_set_file = 4, |
| DW_LNS_set_column = 5, |
| DW_LNS_negate_stmt = 6, |
| DW_LNS_set_basic_block = 7, |
| DW_LNS_const_add_pc = 8, |
| DW_LNS_fixed_advance_pc = 9 |
| }; |
| |
| enum dwarf_line_number_x_ops |
| { |
| DW_LNE_end_sequence = 1, |
| DW_LNE_set_address = 2, |
| DW_LNE_define_file = 3 |
| }; |
| |
| enum dwarf_call_frame_info |
| { |
| DW_CFA_advance_loc = 0x40, |
| DW_CFA_offset = 0x80, |
| DW_CFA_restore = 0xc0, |
| DW_CFA_nop = 0x00, |
| DW_CFA_set_loc = 0x01, |
| DW_CFA_advance_loc1 = 0x02, |
| DW_CFA_advance_loc2 = 0x03, |
| DW_CFA_advance_loc4 = 0x04, |
| DW_CFA_offset_extended = 0x05, |
| DW_CFA_restore_extended = 0x06, |
| DW_CFA_undefined = 0x07, |
| DW_CFA_same_value = 0x08, |
| DW_CFA_register = 0x09, |
| DW_CFA_remember_state = 0x0a, |
| DW_CFA_restore_state = 0x0b, |
| DW_CFA_def_cfa = 0x0c, |
| DW_CFA_def_cfa_register = 0x0d, |
| DW_CFA_def_cfa_offset = 0x0e, |
| DW_CFA_MIPS_advance_loc8 = 0x1d |
| }; |
| |
| #define DW_CIE_ID 0xffffffff |
| #define DW_CIE_VERSION 1 |
| |
| #define DW_CFA_extended 0 |
| #define DW_CFA_low_user 0x1c |
| #define DW_CFA_high_user 0x3f |
| |
| #define DW_CHILDREN_no 0x00 |
| #define DW_CHILDREN_yes 0x01 |
| |
| #define DW_ADDR_none 0 |
| |
| enum dwarf_source_language |
| { |
| DW_LANG_C89 = 0x0001, |
| DW_LANG_C = 0x0002, |
| DW_LANG_Ada83 = 0x0003, |
| DW_LANG_C_plus_plus = 0x0004, |
| DW_LANG_Cobol74 = 0x0005, |
| DW_LANG_Cobol85 = 0x0006, |
| DW_LANG_Fortran77 = 0x0007, |
| DW_LANG_Fortran90 = 0x0008, |
| DW_LANG_Pascal83 = 0x0009, |
| DW_LANG_Modula2 = 0x000a, |
| DW_LANG_Mips_Assembler = 0x8001 |
| }; |
| |
| |
| enum dwarf_macinfo_record_type |
| { |
| DW_MACINFO_define = 1, |
| DW_MACINFO_undef = 2, |
| DW_MACINFO_start_file = 3, |
| DW_MACINFO_end_file = 4, |
| DW_MACINFO_vendor_ext = 255 |
| }; |
| |
| |
| |
| #define HAVE_LOCATION_LISTS 0 |
| |
| /* provided by the code generator */ |
| static void dwarf2_print_frame_location(FILE *,Var *); |
| static zmax dwarf2_fboffset(Var *); |
| static int dwarf2_regnumber(int); |
| |
| static int abbrev_label,info_start,info_end,line_start,line_end; |
| |
| static int sizeof_addr; |
| static char *dwarfd1,*dwarfd2,*dwarfd4,*da,*lp,*ip,*dsec; |
| static int addr_form; |
| static char **names; |
| static int namecount; |
| |
| extern Var *merk_varf,*first_var[],*first_ext; /*FIXME: not nice */ |
| extern struct_declaration *first_sd[]; |
| |
| #define COMP_UNIT 1UL |
| #define SUBPROGRAM 2UL |
| #define SUBPROGRAMVOID 3UL |
| #define BASETYPE 4UL |
| #define POINTERTYPE 5UL |
| #define CONSTTYPE 6UL |
| #define VOLATILETYPE 7UL |
| #define FORMALPARAMETER 8UL |
| #define VARIABLE 9UL |
| #define ARRAYTYPE 10UL |
| #define ARRAYDIM 11UL |
| #define STRUCTTYPE 12UL |
| #define UNIONTYPE 13UL |
| #define STRUCTTAG 14UL |
| #define UNIONTAG 15UL |
| #define TYPEDEFTYPE 16UL |
| #define MEMBERTYPE 17UL |
| #define FUNCTYPE 18UL |
| #define VOIDFUNCTYPE 19UL |
| #define PARMTYPE 20UL |
| |
| typedef struct dwarf2_line_info { |
| struct dwarf2_line_info *next; |
| char *id; |
| int file,line,label; |
| } tdwarf2_line_info; |
| |
| static tdwarf2_line_info *dwarf2_first_li,*dwarf2_last_li; |
| |
| static void dwarf2_add_line(int file,int line,int label,char *id) |
| { |
| tdwarf2_line_info *new,*p,*lp; |
| new=mymalloc(sizeof(*new)); |
| new->file=file; |
| new->line=line; |
| new->label=label; |
| if(id){ |
| new->id=mymalloc(strlen(id)+1); |
| strcpy(new->id,id); |
| }else{ |
| new->id=0; |
| } |
| new->next=0; |
| #if 0 |
| for(lp=p=dwarf2_first_li;p;p=p->next){ |
| if(p!=lp&&p->file==file&&p->line>=line){ |
| new->next=lp->next; |
| lp->next=new; |
| return; |
| } |
| lp=p; |
| } |
| #endif |
| if(dwarf2_last_li){ |
| dwarf2_last_li->next=new; |
| dwarf2_last_li=new; |
| }else{ |
| dwarf2_first_li=dwarf2_last_li=new; |
| } |
| #if 0 |
| printf("linfo:\n"); |
| for(p=dwarf2_first_li;p;p=p->next) |
| printf("li: line=%d\n",p->line); |
| #endif |
| } |
| |
| static void dwarf2_setup(int sa,char *dwarfd1s,char *dwarfd2s,char *dwarfd4s,char *das,char *lps,char *ips,char *ds) |
| { |
| sizeof_addr=sa; |
| dwarfd1=dwarfd1s; |
| dwarfd2=dwarfd2s; |
| dwarfd4=dwarfd4s; |
| da=das; |
| lp=lps; |
| ip=ips; |
| dsec=ds; |
| if(sizeof_addr==2) |
| addr_form=DW_FORM_data2; |
| else if(sizeof_addr==4) |
| addr_form=DW_FORM_data4; |
| else if(sizeof_addr==8) |
| addr_form=DW_FORM_data8; |
| else |
| ierror(0); |
| } |
| static int dwarf2_uleb128_size(zumax value) |
| { |
| int size=0; |
| do{ |
| value=zumrshift(value,ul2zum(7UL)); |
| size++; |
| }while(!zmeqto(value,ul2zum(0UL))); |
| return size; |
| } |
| static void dwarf2_print_uleb128(FILE *f,zumax value) |
| { |
| unsigned long byte; |
| emit(f,"\t%s\t",dwarfd1); |
| do{ |
| byte=zum2ul(zumand(value,ul2zum(127UL))); |
| value=zumrshift(value,ul2zum(7UL)); |
| if(!zumeqto(value,ul2zum(0UL))) |
| emit(f,"%lu,",byte|0x80); |
| else |
| emit(f,"%lu\n",byte); |
| }while(!zumeqto(value,ul2zum(0UL))); |
| } |
| static int dwarf2_sleb128_size(zmax value) |
| { |
| int more=1,size=0; |
| long byte; |
| do{ |
| byte=zm2l(zmand(value,l2zm(127L))); |
| value=zmrshift(value,l2zm(7L)); /*FIXME*/ |
| if((zmeqto(value,l2zm(0L))&&!(byte&0x40))|| |
| (zmeqto(value,l2zm(-1L))&&(byte&0x40))) |
| more=0; |
| size++; |
| }while(more); |
| return size; |
| } |
| static void dwarf2_print_sleb128(FILE *f,zmax value) |
| { |
| int more=1; |
| long byte; |
| emit(f,"\t%s\t",dwarfd1); |
| do{ |
| byte=zm2l(zmand(value,l2zm(127L))); |
| value=zmrshift(value,l2zm(7L)); /*FIXME*/ |
| if((zmeqto(value,l2zm(0L))&&!(byte&0x40))|| |
| (zmeqto(value,l2zm(-1L))&&(byte&0x40))){ |
| more=0; |
| emit(f,"%ld\n",byte); |
| }else{ |
| emit(f,"%ld,",byte|0x80); |
| } |
| }while(more); |
| } |
| static void dwarf2_print_location(FILE *f,obj *o) |
| { |
| if(o->flags&(KONST|DREFOBJ)) ierror(0); |
| if(!(o->flags&(VAR|REG))) ierror(0); |
| if(o->flags®){ |
| int r=dwarf2_regnumber(o->reg); |
| if(r<=31){ |
| emit(f,"\t%s\t%d\n",dwarfd2,1); |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_OP_reg0+r); |
| }else{ |
| emit(f,"\t%s\t%d\n",dwarfd2,1+dwarf2_uleb128_size(ul2zum((unsigned long)r))); |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_OP_regx); |
| dwarf2_print_uleb128(f,ul2zum(r)); |
| } |
| }else{ |
| if(o->v->storage_class==STATIC||o->v->storage_class==EXTERN){ |
| if(cross_module&&!(o->v->flags&REFERENCED)){ |
| emit(f,"\t%s\t0\n",dwarfd1); |
| }else{ |
| emit(f,"\t%s\t%d\n",dwarfd2,(int)(1+sizeof_addr)); |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_OP_addr); |
| if(o->v->storage_class==STATIC) |
| emit(f,"\t%s\t%s%ld\n",da,lp,zm2l(o->v->offset)); |
| else |
| emit(f,"\t%s\t%s%s\n",da,ip,o->v->identifier); |
| } |
| }else{ |
| zmax of=dwarf2_fboffset(o->v); |
| emit(f,"\t%s\t%d\n",dwarfd2,1+dwarf2_sleb128_size(of)); |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_OP_fbreg); |
| dwarf2_print_sleb128(f,of); |
| } |
| } |
| } |
| static int dwarf2_file(const char *p) |
| { |
| int i; |
| if(!p) ierror(0); |
| for(i=0;i<namecount;i++) |
| if(!strcmp(p,names[i])) |
| return i+1; |
| namecount++; |
| names=myrealloc(names,namecount*sizeof(*names)); |
| names[namecount-1]=mymalloc(strlen(p)+1); |
| strcpy(names[namecount-1],p); |
| return namecount; |
| } |
| static int dwarf2_type(FILE *f,type *t) |
| { |
| int l,lo;char *p; |
| if(ISPOINTER(t->flags)){ |
| lo=dwarf2_type(f,t->next); |
| l=++label; |
| emit(f,"%s%d:\n",lp,l); |
| dwarf2_print_uleb128(f,ul2zum(POINTERTYPE)); |
| emit(f,"\t%s\t%s%d\n",da,lp,lo); |
| }else if(ISINT(t->flags)||ISFLOAT(t->flags)||(t->flags&NQ)==VOID){ |
| l=++label; |
| emit(f,"%s%d:\n",lp,l); |
| dwarf2_print_uleb128(f,ul2zum(BASETYPE)); |
| for(p=typname[t->flags&NQ];*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| if(ISFLOAT(t->flags)){ |
| lo=DW_ATE_float; |
| }else if((t->flags&NQ)==CHAR){ |
| if(t->flags&UNSIGNED) |
| lo=DW_ATE_unsigned_char; |
| else |
| lo=DW_ATE_signed_char; |
| }else if((t->flags&NQ)==VOID){ |
| lo=DW_ATE_unsigned_char; |
| }else{ |
| if(!ISINT(t->flags)) ierror(0); |
| if(t->flags&UNSIGNED) |
| lo=DW_ATE_unsigned; |
| else |
| lo=DW_ATE_signed; |
| } |
| dwarf2_print_uleb128(f,ul2zum((unsigned long)lo)); |
| dwarf2_print_uleb128(f,sizetab[t->flags&NQ]); |
| }else if(ISARRAY(t->flags)){ |
| lo=dwarf2_type(f,t->next); |
| l=++label; |
| emit(f,"%s%d:\n",lp,l); |
| dwarf2_print_uleb128(f,ul2zum(ARRAYTYPE)); |
| emit(f,"\t%s\t%s%d\n",da,lp,lo); |
| dwarf2_print_uleb128(f,ul2zum(ARRAYDIM)); |
| dwarf2_print_uleb128(f,zumsub(t->size,ul2zum(1UL))); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| }else if(ISSTRUCT(t->flags)||ISUNION(t->flags)){ |
| if(t->exact->label>0){ |
| l=t->exact->label; |
| }else{ |
| int i,*tl;zmax offset=l2zm(0L),al; |
| type *tp; |
| l=++label; |
| t->exact->label=l; |
| tl=mymalloc(t->exact->count*sizeof(*tl)); |
| for(i=0;i<t->exact->count;i++) |
| tl[i]=dwarf2_type(f,(*t->exact->sl)[i].styp); |
| emit(f,"%s%d:\n",lp,l); |
| if(t->exact->identifier){ |
| if(ISSTRUCT(t->flags)) |
| dwarf2_print_uleb128(f,STRUCTTAG); |
| else |
| dwarf2_print_uleb128(f,UNIONTAG); |
| dwarf2_print_uleb128(f,szof(t)); |
| for(p=t->exact->identifier;*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| }else{ |
| if(ISSTRUCT(t->flags)) |
| dwarf2_print_uleb128(f,STRUCTTYPE); |
| else |
| dwarf2_print_uleb128(f,UNIONTYPE); |
| dwarf2_print_uleb128(f,szof(t)); |
| } |
| for(i=0;i<t->exact->count;i++){ |
| dwarf2_print_uleb128(f,MEMBERTYPE); |
| for(p=(*t->exact->sl)[i].identifier;*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t%s%d\n",da,lp,tl[i]); |
| dwarf2_print_uleb128(f,zumadd(dwarf2_uleb128_size(zm2zum(offset)),ul2zum(1L))); |
| tp=(*t->exact->sl)[i].styp; |
| al=falign(tp); |
| offset=zmmult(zmdiv(zmadd(offset,zmsub(al,l2zm(1L))),al),al); |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_OP_plus_uconst); |
| dwarf2_print_uleb128(f,zm2zum(offset)); |
| if(ISSTRUCT(t->flags)) |
| offset=zmadd(offset,szof(tp)); |
| } |
| emit(f,"\t%s\t0\n",dwarfd1); |
| free(tl); |
| } |
| }else if(ISFUNC(t->flags)){ |
| int *tl,i; |
| l=++label; |
| tl=mymalloc(t->exact->count*sizeof(*tl)); |
| for(i=0;i<t->exact->count;i++){ |
| if(((*t->exact->sl)[i].styp->flags&NQ)!=VOID) |
| tl[i]=dwarf2_type(f,(*t->exact->sl)[i].styp); |
| } |
| if((t->next->flags&NQ)==VOID){ |
| emit(f,"%s%d:\n",lp,l); |
| dwarf2_print_uleb128(f,VOIDFUNCTYPE); |
| }else{ |
| lo=dwarf2_type(f,t->next); |
| emit(f,"%s%d:\n",lp,l); |
| dwarf2_print_uleb128(f,FUNCTYPE); |
| emit(f,"\t%s\t%s%d\n",da,lp,lo); |
| } |
| for(i=0;i<t->exact->count;i++){ |
| if(((*t->exact->sl)[i].styp->flags&NQ)!=VOID){ |
| dwarf2_print_uleb128(f,PARMTYPE); |
| emit(f,"\t%s\t%s%d\n",da,lp,tl[i]); |
| } |
| } |
| emit(f,"\t%s\t0\n",dwarfd1); |
| free(tl); |
| }else{ |
| printf("%d\n",t->flags); |
| ierror(0); |
| } |
| if(t->flags&VOLATILE){ |
| lo=l;l=++label; |
| emit(f,"%s%d:\n",lp,l); |
| dwarf2_print_uleb128(f,ul2zum(VOLATILETYPE)); |
| emit(f,"\t%s\t%s%d\n",da,lp,lo); |
| } |
| if(t->flags&CONST){ |
| lo=l;l=++label; |
| emit(f,"%s%d:\n",lp,l); |
| dwarf2_print_uleb128(f,ul2zum(CONSTTYPE)); |
| emit(f,"\t%s\t%s%d\n",da,lp,lo); |
| } |
| return l; |
| } |
| static void dwarf2_var(FILE *f,Var *v) |
| { |
| char *p;int l; |
| if(!(v->flags&(DEFINED|TENTATIVE))) return; |
| if(v->storage_class==STATIC&&v->nesting>0&&!(v->flags&(USEDASSOURCE|USEDASDEST))) return; |
| |
| if(ISFUNC(v->vtyp->flags)) return; |
| if(*v->identifier&&v->storage_class!=TYPEDEF){ |
| l=dwarf2_type(f,v->vtyp); |
| if((v->storage_class==AUTO||v->storage_class==REGISTER)&&(!zmleq(l2zm(0L),v->offset)||v->reg)){ |
| dwarf2_print_uleb128(f,ul2zum(FORMALPARAMETER)); |
| }else{ |
| dwarf2_print_uleb128(f,ul2zum(VARIABLE)); |
| } |
| for(p=v->identifier;*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t%s%d\n",da,lp,l); |
| if((v->storage_class==AUTO||v->storage_class==REGISTER)&&(!zmleq(l2zm(0L),v->offset)||v->reg)){ |
| /* no external flag for formal-parameter */ |
| }else{ |
| emit(f,"\t%s\t%d\n",dwarfd1,(v->storage_class==EXTERN)); |
| } |
| if((!v->dfilename||!v->dline)&&(!v->filename||!v->line)) ierror(0); |
| if(v->dfilename){ |
| dwarf2_print_uleb128(f,ul2zum((unsigned long)dwarf2_file(v->dfilename))); |
| dwarf2_print_uleb128(f,ul2zum((unsigned long)v->dline)); |
| }else{ |
| dwarf2_print_uleb128(f,ul2zum((unsigned long)dwarf2_file(v->filename))); |
| dwarf2_print_uleb128(f,ul2zum((unsigned long)v->line)); |
| } |
| { /*FIXME!*/ |
| obj o; |
| o.flags=VAR; |
| o.val.vmax=l2zm(0L); |
| o.v=v; |
| #if HAVE_LOCATION_LISTS |
| emit(f,"\t%s\t\".debug_loc\"\n",dsec); |
| ++label; |
| emit(f,"%s%d:\n",lp,label); |
| emit(f,"\t%s\t0\n",da); |
| emit(f,"\t%s\t-1\n",da); |
| dwarf2_print_location(f,&o); |
| emit(f,"\t%s\t0\n",da); |
| emit(f,"\t%s\t0\n",da); |
| emit(f,"\t%s\t\".debug_info\"\n",dsec); |
| emit(f,"\t%s\t%s%d\n",da,lp,label); |
| #else |
| dwarf2_print_location(f,&o); |
| #endif |
| } |
| } |
| } |
| static void dwarf2_print_comp_unit_header(FILE *f) |
| { |
| char *p; |
| extern char *copyright; /* not nice */ |
| extern char *inname; /* not nice */ |
| |
| abbrev_label=++label; |
| emit(f,"\t%s\t\".debug_abbrev\"\n",dsec); |
| emit(f,"%s%d:\n",lp,abbrev_label); |
| |
| dwarf2_print_uleb128(f,ul2zum(COMP_UNIT)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_compile_unit)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_language)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_stmt_list)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_producer)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_identifier_case)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(0UL)); |
| dwarf2_print_uleb128(f,ul2zum(0UL)); |
| |
| dwarf2_print_uleb128(f,ul2zum(SUBPROGRAM)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_subprogram)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_low_pc)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_high_pc)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_external)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_flag)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_file)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_line)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_frame_base)); |
| #if HAVE_LOCATION_LISTS |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| #else |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_block2)); |
| #endif |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(SUBPROGRAMVOID)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_subprogram)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_low_pc)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_high_pc)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_external)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_flag)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_file)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_line)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_frame_base)); |
| #if HAVE_LOCATION_LISTS |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| #else |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_block2)); |
| #endif |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(FORMALPARAMETER)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_formal_parameter)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_file)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_line)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_location)); |
| #if HAVE_LOCATION_LISTS |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| #else |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_block2)); |
| #endif |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(VARIABLE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_variable)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_external)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_flag)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_file)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_decl_line)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_location)); |
| #if HAVE_LOCATION_LISTS |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| #else |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_block2)); |
| #endif |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(BASETYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_base_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_encoding)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_byte_size)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(POINTERTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_pointer_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(CONSTTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_const_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(VOLATILETYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_volatile_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(ARRAYTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_array_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(ARRAYDIM)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_subrange_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_upper_bound)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(STRUCTTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_structure_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_byte_size)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(UNIONTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_union_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_byte_size)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(STRUCTTAG)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_structure_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_byte_size)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(UNIONTAG)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_union_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_byte_size)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_udata)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(MEMBERTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_member)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_name)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_string)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_data_member_location)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_block)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(FUNCTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_subroutine_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(VOIDFUNCTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_subroutine_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_yes)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| dwarf2_print_uleb128(f,ul2zum(PARMTYPE)); |
| dwarf2_print_uleb128(f,ul2zum(DW_TAG_formal_parameter)); |
| dwarf2_print_uleb128(f,ul2zum(DW_CHILDREN_no)); |
| dwarf2_print_uleb128(f,ul2zum(DW_AT_type)); |
| dwarf2_print_uleb128(f,ul2zum(DW_FORM_ref_addr)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| dwarf2_print_uleb128(f,ul2zum(0L)); |
| |
| |
| info_start=++label;info_end=++label; |
| emit(f,"\t%s\t\".debug_info\"\n",dsec); |
| |
| /* header */ |
| emit(f,"%s%d:\n",lp,info_start); |
| emit(f,"\t%s\t%s%d-%s%d-4\n",dwarfd4,lp,info_end,lp,info_start); |
| emit(f,"\t%s\t2\n",dwarfd2); /* version */ |
| emit(f,"\t%s\t%s%d\n",dwarfd4,lp,abbrev_label); |
| emit(f,"\t%s\t%d\n",dwarfd1,sizeof_addr); |
| |
| /* compile_unit */ |
| dwarf2_print_uleb128(f,ul2zum(COMP_UNIT)); |
| dwarf2_print_uleb128(f,ul2zum(DW_LANG_C89)); |
| line_start=++label;line_end=++label; |
| emit(f,"\t%s\t%s%d\n",da,lp,line_start); |
| for(p=copyright;*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_ID_case_sensitive); |
| for(p=inname?inname:"<multiple>";*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| } |
| static void dwarf2_cleanup(FILE *f) |
| { |
| int i,line,file,label,length;char *p; |
| tdwarf2_line_info *li,*m; |
| Var *vl; |
| struct_declaration *sd; |
| emit(f,"\t%s\t\".debug_line\"\n",dsec); |
| /* line info */ |
| emit(f,"%s%d:\n",lp,line_start); |
| emit(f,"\t%s\t%s%d-%s%d-4\n",dwarfd4,lp,line_end,lp,line_start); /* length */ |
| emit(f,"\t%s\t2\n",dwarfd2); /* version */ |
| length=16; |
| for(i=0;i<namecount;i++) length+=strlen(names[i])+4; |
| emit(f,"\t%s\t%d\n",dwarfd4,length); /* prologue length */ |
| emit(f,"\t%s\t1\n",dwarfd1); /* instruction_length */ |
| emit(f,"\t%s\t1\n",dwarfd1); /* is_stmt */ |
| emit(f,"\t%s\t-10\n",dwarfd1); /* line_base */ |
| emit(f,"\t%s\t245\n",dwarfd1); /* line_range */ |
| emit(f,"\t%s\t10\n",dwarfd1); /* opcode_base */ |
| emit(f,"\t%s\t0\n",dwarfd1); /* standard opcode arguments */ |
| emit(f,"\t%s\t1\n",dwarfd1); |
| emit(f,"\t%s\t1\n",dwarfd1); |
| emit(f,"\t%s\t1\n",dwarfd1); |
| emit(f,"\t%s\t1\n",dwarfd1); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t1\n",dwarfd1); |
| emit(f,"\t%s\t0\n",dwarfd1); /* include directories */ |
| for(i=0;i<namecount;i++){ |
| for(p=names[i];*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| } |
| emit(f,"\t%s\t0\n",dwarfd1); /* file names */ |
| |
| file=-1;line=1;label=-1; |
| li=dwarf2_first_li; |
| while(li){ |
| m=li->next; |
| if(li->file!=file){ |
| file=li->file; |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_LNS_set_file); |
| dwarf2_print_uleb128(f,ul2zum((long)file)); |
| } |
| if(!li->id&&li->label!=label){ |
| label=li->label; |
| emit(f,"\t%s\t0\n",dwarfd1); /* extended opcode */ |
| emit(f,"\t%s\t%d\n",dwarfd1,1+sizeof_addr); /* length */ |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_LNE_set_address); |
| emit(f,"\t%s\t%s%d\n",da,lp,label); |
| } |
| if(li->id){ |
| emit(f,"\t%s\t0\n",dwarfd1); /* extended opcode */ |
| emit(f,"\t%s\t%d\n",dwarfd1,1+sizeof_addr); /* length */ |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_LNE_set_address); |
| emit(f,"\t%s\t%s%s\n",da,ip,li->id); |
| free(li->id); |
| } |
| if(li->line!=line){ |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_LNS_advance_line); |
| dwarf2_print_sleb128(f,l2zm((long)(li->line-line))); |
| line=li->line; |
| } |
| emit(f,"\t%s\t%d\n",dwarfd1,DW_LNS_copy); |
| free(li); |
| li=m; |
| } |
| emit(f,"\t%s\t0,1,1\n",dwarfd1); /* end_sequence */ |
| emit(f,"%s%d:\n",lp,line_end); |
| emit(f,"\t%s\t\".debug_info\"\n",dsec); |
| for(sd=first_sd[0];sd;sd=sd->next){ |
| if(sd->identifier){ |
| static type styp; |
| styp.flags=sd->typ; |
| styp.exact=sd; |
| sd->label=0; |
| dwarf2_type(f,&styp); |
| } |
| } |
| for(vl=first_var[0];vl;vl=vl->next) |
| dwarf2_var(f,vl); |
| for(vl=first_ext;vl;vl=vl->next) |
| dwarf2_var(f,vl); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| emit(f,"%s%d:\n",lp,info_end); |
| for(i=0;i<namecount;i++) free(names[i]); |
| free(names); |
| } |
| /* generate line info for IC p, return 0 if nothing had to be generated */ |
| static void dwarf2_line_info(FILE *f,IC *p) |
| { |
| static int line,file,n; |
| tdwarf2_line_info *new; |
| if(!f) return; |
| if(p->line==0) return; |
| if(!p->file) ierror(0); |
| n=dwarf2_file(p->file); |
| if(n!=file||p->line!=line){ |
| file=n; |
| line=p->line; |
| emit(f,"%s%d:\n",lp,++label); |
| dwarf2_add_line(file,line,label,0); |
| } |
| } |
| |
| static void dwarf2_function(FILE *f,Var *v,int endlabel) |
| { |
| char *p;int l;Var *vl; |
| struct struct_identifier *si; |
| /* subprogram */ |
| if(!f) return; |
| emit(f,"\t%s\t\".debug_info\"\n",dsec); |
| if(!v->vtyp||!v->vtyp->next) ierror(0); |
| if((v->vtyp->next->flags&NQ)==VOID){ |
| dwarf2_print_uleb128(f,ul2zum(SUBPROGRAMVOID)); |
| }else{ |
| l=dwarf2_type(f,v->vtyp->next); |
| dwarf2_print_uleb128(f,ul2zum(SUBPROGRAM)); |
| } |
| for(p=ip;*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| for(p=v->identifier;*p;p++) emit(f,"\t%s\t%d\n",dwarfd1,*p); |
| emit(f,"\t%s\t0\n",dwarfd1); |
| if(v->storage_class==EXTERN){ |
| emit(f,"\t%s\t%s%s\n",da,ip,v->identifier); |
| }else{ |
| emit(f,"\t%s\t%s%ld\n",da,lp,zm2l(v->offset)); |
| } |
| emit(f,"\t%s\t%s%d\n",da,lp,endlabel); |
| if((v->vtyp->next->flags&NQ)!=VOID) |
| emit(f,"\t%s\t%s%d\n",da,lp,l); |
| if(!v->dfilename||v->dline<=0) ierror(0); |
| emit(f,"\t%s\t%d\n",dwarfd1,(v->storage_class==EXTERN)); |
| if(v->storage_class==EXTERN) |
| dwarf2_add_line(dwarf2_file(v->dfilename),v->dline,0,v->identifier); |
| else |
| dwarf2_add_line(dwarf2_file(v->dfilename),v->dline,(int)zm2l(v->offset),0); |
| dwarf2_print_uleb128(f,ul2zum((long)dwarf2_file(v->dfilename))); |
| dwarf2_print_uleb128(f,ul2zum((long)v->dline)); |
| #if HAVE_LOCATION_LISTS |
| emit(f,"\t%s\t\".debug_loc\"\n",dsec); |
| emit(f,"%s%d:\n",lp,++label); |
| emit(f,"\t%s\t0\n",da); |
| emit(f,"\t%s\t-1\n",da); |
| dwarf2_print_frame_location(f,v); |
| emit(f,"\t%s\t0\n",da); |
| emit(f,"\t%s\t0\n",da); |
| emit(f,"\t%s\t\".debug_info\"\n",dsec); |
| emit(f,"\t%s\t%s%d\n",da,lp,label); |
| #else |
| dwarf2_print_frame_location(f,v); |
| #endif |
| |
| /* children */ |
| |
| /*FIXME: not nice */ |
| if(cross_module){ |
| if(!v->fi) ierror(0); |
| for(vl=v->fi->vars;vl;vl=vl->next) |
| dwarf2_var(f,vl); |
| }else{ |
| for(vl=first_var[1];vl;vl=vl->next) |
| dwarf2_var(f,vl); |
| for(vl=merk_varf;vl;vl=vl->next) |
| dwarf2_var(f,vl); |
| } |
| |
| |
| emit(f,"\t%s\t0\n",dwarfd1); |
| } |