relative_jump_tables

take_address(Src:address, Address_taken:address)

This module deals exclusively with detecting jump tables with relative addresses.

Uses: instruction, pc_relative_operand

Used by: jump_table_element_access, relative_address_start

relative_address(EA:address, Size:unsigned, TableStart:address, Reference:address, Dest:address, DestIsFirstOrSecond:symbol)

relative_address_start(EA:address, Size:unsigned, Reference:address, Dest:address, DestIsFirstOrSecond:symbol)

jump_table_element_access(EA:address, Size:unsigned, TableStart:address, RegIndex:register)

jump_table_signed(TableStart:address, Signed:unsigned)

Find sign extensions of the jump table element.

Uses: arch.extend_reg, arch.register_size_bytes, instruction_get_dest_op, instruction_get_src_op, op_regdirect, reg_map

Used by: relative_jump_table_entry

Recursive: block_points_proportional, next_type, reg_def_use.live_var_at_prior_used, relative_address, composite_data_access, block_limit, __agg_single2, no_return_call, __agg_subclause2, block_candidate_boundaries, instruction_memory_access_size, data_in_code, indexed_pc_relative_load, data_access, arm_jump_table_data_block, impossible_block, block_instruction_next, candidate_block_is_not_padding, invalid_jump_table_candidate, jump_table_target, function_inference.function_entry_initial, split_load_candidate, self_contained_segment, initialized_data_segment, base_relative_jump, split_load_point, __agg_single3, padding_block_limit, reg_reg_arithmetic_operation_defs, branch_to_calculated_pc_rel_addr, tls_desc_call, block_points, stack_base_reg_move, overlapping_instruction, wis_memo, stack_def_use.ref_in_block, __agg_subclause4, wis_schedule, simple_data_access_pattern, relative_address_start, compare_and_jump_indirect, reg_def_use.defined_in_block, jump_table_max, reg_def_use.ambiguous_last_def_in_block, value_reg_limit, stack_def_use.block_last_def, data_block_candidate, stack_def_use.def_used, reg_def_use.used_in_block, plt_block, data_block_limit, jump_table_element_access, data_segment, jump_table_candidate, split_load_operand, block_next, litpool_boundaries, invalid, jump_table_candidate_refined, arm_jump_table_cmp_limit, stack_def_use.live_var_used_in_block, litpool_confidence, segment_target_range, indexed_pc_relative_load_relative, block_overlap, negative_block_heuristic, jump_table_prelude, stack_def_use.used_in_block, reg_def_use.live_var_at_block_end, no_return_call_propagated, reg_def_use.return_val_used, data_in_code_propagate, straight_line_last_def, candidate_block_is_padding, base_relative_operation, arch.reg_relative_load, arm_jump_table_candidate, next_block_in_byte_interval, may_fallthrough, reg_def_use.ambiguous_block_last_def, __agg_single10, no_value_reg_limit, discarded_block, common_tail, unresolved_interval, block_boundaries, straight_line_def_used, inter_procedural_edge, relocation_adjustment_total, code_in_block_candidate_refined, const_value_reg_used, indefinite_litpool_ref, reg_def_use.flow_def, plt_entry, def_used_for_address, first_block_in_byte_interval, split_load_total_points, resolved_reaches, possible_target, reg_def_use.live_var_def, possible_target_from, reg_used_for, compare_and_jump_indirect_op_valid, __agg_single6, split_load, no_return_block, unresolved_block, reg_def_use.block_last_def, relative_jump_table_entry_candidate, __agg_subclause6, litpool_symbolic_operand, next_end, unresolved_interval_order, compare_and_jump_register, stack_def_use.live_var_at_prior_used, call_tls_get_addr, nop_in_padding_candidate, known_block, is_padding, likely_fallthrough, tls_get_addr, local_dynamic_tls_candidate, correlated_live_reg, value_reg_unsupported, code_in_block, arch.simple_data_load, overlap_with_litpool, padding_block_candidate, base_relative_operand, symbolic_expr_from_relocation, reg_def_use.last_def_in_block, reg_has_base_image, arm_jump_table_skip_first_entry, init_symbol_minus_symbol_candidate_arm, block, no_return_call_refined, tls_relative_operand_mips, discarded_split_load, reg_def_use.used, cmp_reg_to_reg, relocation_adjustment, unlikely_have_symbolic_immediate, reg_def_use.live_var_used, cmp_defines, jump_table_start, reg_def_use.def_used, wis_prior, call_tls_get_addr_mips, __agg_subclause3, start_function, stack_def_use.defined_in_block, contains_plausible_instr_seq, reg_def_use.return_block_end, next_start, inferred_main_dispatch, last_value_reg_limit, arm_jump_table_block_instruction, compare_and_jump_immediate, __agg_subclause7, gp_relative_operand, litpool_ref, wis_has_prior, contains_implausible_instr_seq, after_end, init_ldr_add_pc, unresolved_block_overlap, code_in_block_candidate, block_candidate_dependency_edge, split_load_conflict, reg_def_use.ref_in_block, inferred_main_in_reg, arch.extend_load, arm_jump_table_data_block_limit, reg_has_got, wis_schedule_iter, cinf_ldr_add_pc, arm_jump_table_block_start, flags_and_jump_pair, hi_load_prop, arm_jump_table_candidate_start, block_implies_block, symbol_minus_symbol_litpool_access_pattern, adrp_used, block_total_points, stack_def_use.live_var_at_block_end, stack_def_use.live_var_used, block_last_instruction, stack_def_use.last_def_in_block, got_relative_operand, incomplete_block, basic_target, transition_block_limit, block_heuristic, adjusts_stack_in_block, must_fallthrough, value_reg, jump_table_signed, value_reg_edge, split_load_for_symbolization, stack_def_use.live_var_def

jump_table_max(TableStart:address, TableEnd:address)

The end of a jump table as identified by a boundary value of the index register.

Used by: relative_jump_table_entry

Recursive: block_points_proportional, next_type, reg_def_use.live_var_at_prior_used, relative_address, composite_data_access, block_limit, __agg_single2, no_return_call, __agg_subclause2, block_candidate_boundaries, instruction_memory_access_size, data_in_code, indexed_pc_relative_load, data_access, arm_jump_table_data_block, impossible_block, block_instruction_next, candidate_block_is_not_padding, invalid_jump_table_candidate, jump_table_target, function_inference.function_entry_initial, split_load_candidate, self_contained_segment, initialized_data_segment, base_relative_jump, split_load_point, __agg_single3, padding_block_limit, reg_reg_arithmetic_operation_defs, branch_to_calculated_pc_rel_addr, tls_desc_call, block_points, stack_base_reg_move, overlapping_instruction, wis_memo, stack_def_use.ref_in_block, __agg_subclause4, wis_schedule, simple_data_access_pattern, relative_address_start, compare_and_jump_indirect, reg_def_use.defined_in_block, jump_table_max, reg_def_use.ambiguous_last_def_in_block, value_reg_limit, stack_def_use.block_last_def, data_block_candidate, stack_def_use.def_used, reg_def_use.used_in_block, plt_block, data_block_limit, jump_table_element_access, data_segment, jump_table_candidate, split_load_operand, block_next, litpool_boundaries, invalid, jump_table_candidate_refined, arm_jump_table_cmp_limit, stack_def_use.live_var_used_in_block, litpool_confidence, segment_target_range, indexed_pc_relative_load_relative, block_overlap, negative_block_heuristic, jump_table_prelude, stack_def_use.used_in_block, reg_def_use.live_var_at_block_end, no_return_call_propagated, reg_def_use.return_val_used, data_in_code_propagate, straight_line_last_def, candidate_block_is_padding, base_relative_operation, arch.reg_relative_load, arm_jump_table_candidate, next_block_in_byte_interval, may_fallthrough, reg_def_use.ambiguous_block_last_def, __agg_single10, no_value_reg_limit, discarded_block, common_tail, unresolved_interval, block_boundaries, straight_line_def_used, inter_procedural_edge, relocation_adjustment_total, code_in_block_candidate_refined, const_value_reg_used, indefinite_litpool_ref, reg_def_use.flow_def, plt_entry, def_used_for_address, first_block_in_byte_interval, split_load_total_points, resolved_reaches, possible_target, reg_def_use.live_var_def, possible_target_from, reg_used_for, compare_and_jump_indirect_op_valid, __agg_single6, split_load, no_return_block, unresolved_block, reg_def_use.block_last_def, relative_jump_table_entry_candidate, __agg_subclause6, litpool_symbolic_operand, next_end, unresolved_interval_order, compare_and_jump_register, stack_def_use.live_var_at_prior_used, call_tls_get_addr, nop_in_padding_candidate, known_block, is_padding, likely_fallthrough, tls_get_addr, local_dynamic_tls_candidate, correlated_live_reg, value_reg_unsupported, code_in_block, arch.simple_data_load, overlap_with_litpool, padding_block_candidate, base_relative_operand, symbolic_expr_from_relocation, reg_def_use.last_def_in_block, reg_has_base_image, arm_jump_table_skip_first_entry, init_symbol_minus_symbol_candidate_arm, block, no_return_call_refined, tls_relative_operand_mips, discarded_split_load, reg_def_use.used, cmp_reg_to_reg, relocation_adjustment, unlikely_have_symbolic_immediate, reg_def_use.live_var_used, cmp_defines, jump_table_start, reg_def_use.def_used, wis_prior, call_tls_get_addr_mips, __agg_subclause3, start_function, stack_def_use.defined_in_block, contains_plausible_instr_seq, reg_def_use.return_block_end, next_start, inferred_main_dispatch, last_value_reg_limit, arm_jump_table_block_instruction, compare_and_jump_immediate, __agg_subclause7, gp_relative_operand, litpool_ref, wis_has_prior, contains_implausible_instr_seq, after_end, init_ldr_add_pc, unresolved_block_overlap, code_in_block_candidate, block_candidate_dependency_edge, split_load_conflict, reg_def_use.ref_in_block, inferred_main_in_reg, arch.extend_load, arm_jump_table_data_block_limit, reg_has_got, wis_schedule_iter, cinf_ldr_add_pc, arm_jump_table_block_start, flags_and_jump_pair, hi_load_prop, arm_jump_table_candidate_start, block_implies_block, symbol_minus_symbol_litpool_access_pattern, adrp_used, block_total_points, stack_def_use.live_var_at_block_end, stack_def_use.live_var_used, block_last_instruction, stack_def_use.last_def_in_block, got_relative_operand, incomplete_block, basic_target, transition_block_limit, block_heuristic, adjusts_stack_in_block, must_fallthrough, value_reg, jump_table_signed, value_reg_edge, split_load_for_symbolization, stack_def_use.live_var_def

jump_table_start(EA_jump:address, Size:unsigned, TableStart:address, TableRef:address, Scale:number)

A jump table begins at TableStart.

Uses: arch.reg_reg_arithmetic_operation, base_address, got_reference_pointer, instruction, reg_call, reg_jump

Used by: data_object_point, discarded_jump_table_entry, missed_jump_table, resolved_transfer, value_reg_address_before

Recursive: block_points_proportional, next_type, reg_def_use.live_var_at_prior_used, relative_address, composite_data_access, block_limit, __agg_single2, no_return_call, __agg_subclause2, block_candidate_boundaries, instruction_memory_access_size, data_in_code, indexed_pc_relative_load, data_access, arm_jump_table_data_block, impossible_block, block_instruction_next, candidate_block_is_not_padding, invalid_jump_table_candidate, jump_table_target, function_inference.function_entry_initial, split_load_candidate, self_contained_segment, initialized_data_segment, base_relative_jump, split_load_point, __agg_single3, padding_block_limit, reg_reg_arithmetic_operation_defs, branch_to_calculated_pc_rel_addr, tls_desc_call, block_points, stack_base_reg_move, overlapping_instruction, wis_memo, stack_def_use.ref_in_block, __agg_subclause4, wis_schedule, simple_data_access_pattern, relative_address_start, compare_and_jump_indirect, reg_def_use.defined_in_block, jump_table_max, reg_def_use.ambiguous_last_def_in_block, value_reg_limit, stack_def_use.block_last_def, data_block_candidate, stack_def_use.def_used, reg_def_use.used_in_block, plt_block, data_block_limit, jump_table_element_access, data_segment, jump_table_candidate, split_load_operand, block_next, litpool_boundaries, invalid, jump_table_candidate_refined, arm_jump_table_cmp_limit, stack_def_use.live_var_used_in_block, litpool_confidence, segment_target_range, indexed_pc_relative_load_relative, block_overlap, negative_block_heuristic, jump_table_prelude, stack_def_use.used_in_block, reg_def_use.live_var_at_block_end, no_return_call_propagated, reg_def_use.return_val_used, data_in_code_propagate, straight_line_last_def, candidate_block_is_padding, base_relative_operation, arch.reg_relative_load, arm_jump_table_candidate, next_block_in_byte_interval, may_fallthrough, reg_def_use.ambiguous_block_last_def, __agg_single10, no_value_reg_limit, discarded_block, common_tail, unresolved_interval, block_boundaries, straight_line_def_used, inter_procedural_edge, relocation_adjustment_total, code_in_block_candidate_refined, const_value_reg_used, indefinite_litpool_ref, reg_def_use.flow_def, plt_entry, def_used_for_address, first_block_in_byte_interval, split_load_total_points, resolved_reaches, possible_target, reg_def_use.live_var_def, possible_target_from, reg_used_for, compare_and_jump_indirect_op_valid, __agg_single6, split_load, no_return_block, unresolved_block, reg_def_use.block_last_def, relative_jump_table_entry_candidate, __agg_subclause6, litpool_symbolic_operand, next_end, unresolved_interval_order, compare_and_jump_register, stack_def_use.live_var_at_prior_used, call_tls_get_addr, nop_in_padding_candidate, known_block, is_padding, likely_fallthrough, tls_get_addr, local_dynamic_tls_candidate, correlated_live_reg, value_reg_unsupported, code_in_block, arch.simple_data_load, overlap_with_litpool, padding_block_candidate, base_relative_operand, symbolic_expr_from_relocation, reg_def_use.last_def_in_block, reg_has_base_image, arm_jump_table_skip_first_entry, init_symbol_minus_symbol_candidate_arm, block, no_return_call_refined, tls_relative_operand_mips, discarded_split_load, reg_def_use.used, cmp_reg_to_reg, relocation_adjustment, unlikely_have_symbolic_immediate, reg_def_use.live_var_used, cmp_defines, jump_table_start, reg_def_use.def_used, wis_prior, call_tls_get_addr_mips, __agg_subclause3, start_function, stack_def_use.defined_in_block, contains_plausible_instr_seq, reg_def_use.return_block_end, next_start, inferred_main_dispatch, last_value_reg_limit, arm_jump_table_block_instruction, compare_and_jump_immediate, __agg_subclause7, gp_relative_operand, litpool_ref, wis_has_prior, contains_implausible_instr_seq, after_end, init_ldr_add_pc, unresolved_block_overlap, code_in_block_candidate, block_candidate_dependency_edge, split_load_conflict, reg_def_use.ref_in_block, inferred_main_in_reg, arch.extend_load, arm_jump_table_data_block_limit, reg_has_got, wis_schedule_iter, cinf_ldr_add_pc, arm_jump_table_block_start, flags_and_jump_pair, hi_load_prop, arm_jump_table_candidate_start, block_implies_block, symbol_minus_symbol_litpool_access_pattern, adrp_used, block_total_points, stack_def_use.live_var_at_block_end, stack_def_use.live_var_used, block_last_instruction, stack_def_use.last_def_in_block, got_relative_operand, incomplete_block, basic_target, transition_block_limit, block_heuristic, adjusts_stack_in_block, must_fallthrough, value_reg, jump_table_signed, value_reg_edge, split_load_for_symbolization, stack_def_use.live_var_def

relative_jump_table_entry_target(EA:address, TableStart:address, Size:unsigned, Reference:address, Dest:address, Scale:number)

Calculate the target for a relative jump table entry.

WARNING: Predicate not present in compiled Datalog program (Dead Code)

relative_jump_table_entry_candidate(EA:address, TableStart:address, Size:unsigned, Reference:address, Dest:address, Scale:number, Offset:number)

An entry in a relative jump table of the form (Dest-Reference)/Scale

These are generated during value analysis, and referenced by value analysis, so cannot negate any results of value analysis.

Some of these are discarded to form relative_jump_table_entry, which is used by symbolization.

Uses: loaded_section, symbol

Used by: discarded_jump_table_entry, relative_jump_table_entry

Recursive: block_points_proportional, next_type, reg_def_use.live_var_at_prior_used, relative_address, composite_data_access, block_limit, __agg_single2, no_return_call, __agg_subclause2, block_candidate_boundaries, instruction_memory_access_size, data_in_code, indexed_pc_relative_load, data_access, arm_jump_table_data_block, impossible_block, block_instruction_next, candidate_block_is_not_padding, invalid_jump_table_candidate, jump_table_target, function_inference.function_entry_initial, split_load_candidate, self_contained_segment, initialized_data_segment, base_relative_jump, split_load_point, __agg_single3, padding_block_limit, reg_reg_arithmetic_operation_defs, branch_to_calculated_pc_rel_addr, tls_desc_call, block_points, stack_base_reg_move, overlapping_instruction, wis_memo, stack_def_use.ref_in_block, __agg_subclause4, wis_schedule, simple_data_access_pattern, relative_address_start, compare_and_jump_indirect, reg_def_use.defined_in_block, jump_table_max, reg_def_use.ambiguous_last_def_in_block, value_reg_limit, stack_def_use.block_last_def, data_block_candidate, stack_def_use.def_used, reg_def_use.used_in_block, plt_block, data_block_limit, jump_table_element_access, data_segment, jump_table_candidate, split_load_operand, block_next, litpool_boundaries, invalid, jump_table_candidate_refined, arm_jump_table_cmp_limit, stack_def_use.live_var_used_in_block, litpool_confidence, segment_target_range, indexed_pc_relative_load_relative, block_overlap, negative_block_heuristic, jump_table_prelude, stack_def_use.used_in_block, reg_def_use.live_var_at_block_end, no_return_call_propagated, reg_def_use.return_val_used, data_in_code_propagate, straight_line_last_def, candidate_block_is_padding, base_relative_operation, arch.reg_relative_load, arm_jump_table_candidate, next_block_in_byte_interval, may_fallthrough, reg_def_use.ambiguous_block_last_def, __agg_single10, no_value_reg_limit, discarded_block, common_tail, unresolved_interval, block_boundaries, straight_line_def_used, inter_procedural_edge, relocation_adjustment_total, code_in_block_candidate_refined, const_value_reg_used, indefinite_litpool_ref, reg_def_use.flow_def, plt_entry, def_used_for_address, first_block_in_byte_interval, split_load_total_points, resolved_reaches, possible_target, reg_def_use.live_var_def, possible_target_from, reg_used_for, compare_and_jump_indirect_op_valid, __agg_single6, split_load, no_return_block, unresolved_block, reg_def_use.block_last_def, relative_jump_table_entry_candidate, __agg_subclause6, litpool_symbolic_operand, next_end, unresolved_interval_order, compare_and_jump_register, stack_def_use.live_var_at_prior_used, call_tls_get_addr, nop_in_padding_candidate, known_block, is_padding, likely_fallthrough, tls_get_addr, local_dynamic_tls_candidate, correlated_live_reg, value_reg_unsupported, code_in_block, arch.simple_data_load, overlap_with_litpool, padding_block_candidate, base_relative_operand, symbolic_expr_from_relocation, reg_def_use.last_def_in_block, reg_has_base_image, arm_jump_table_skip_first_entry, init_symbol_minus_symbol_candidate_arm, block, no_return_call_refined, tls_relative_operand_mips, discarded_split_load, reg_def_use.used, cmp_reg_to_reg, relocation_adjustment, unlikely_have_symbolic_immediate, reg_def_use.live_var_used, cmp_defines, jump_table_start, reg_def_use.def_used, wis_prior, call_tls_get_addr_mips, __agg_subclause3, start_function, stack_def_use.defined_in_block, contains_plausible_instr_seq, reg_def_use.return_block_end, next_start, inferred_main_dispatch, last_value_reg_limit, arm_jump_table_block_instruction, compare_and_jump_immediate, __agg_subclause7, gp_relative_operand, litpool_ref, wis_has_prior, contains_implausible_instr_seq, after_end, init_ldr_add_pc, unresolved_block_overlap, code_in_block_candidate, block_candidate_dependency_edge, split_load_conflict, reg_def_use.ref_in_block, inferred_main_in_reg, arch.extend_load, arm_jump_table_data_block_limit, reg_has_got, wis_schedule_iter, cinf_ldr_add_pc, arm_jump_table_block_start, flags_and_jump_pair, hi_load_prop, arm_jump_table_candidate_start, block_implies_block, symbol_minus_symbol_litpool_access_pattern, adrp_used, block_total_points, stack_def_use.live_var_at_block_end, stack_def_use.live_var_used, block_last_instruction, stack_def_use.last_def_in_block, got_relative_operand, incomplete_block, basic_target, transition_block_limit, block_heuristic, adjusts_stack_in_block, must_fallthrough, value_reg, jump_table_signed, value_reg_edge, split_load_for_symbolization, stack_def_use.live_var_def

discarded_jump_table_entry(TableStart:address, TableRef:address, EA:address)

relative_jump_table_entry(EA:address, TableStart:address, Size:unsigned, Reference:address, Dest:address, Scale:number, Offset:number)

An entry in a relative jump table of the form (Dest-Reference)/Scale.

These are generated after data access analysis, and used for symbolization and final CFG generation. This allows using the final results of value analysis to resolve overlapping jump tables.

Uses: after_end, code_in_block, data_segment, is_padding, jump_table_max, jump_table_signed, relative_jump_table_entry_candidate, symbol

Recursive: code_in_refined_block, symbol_minus_symbol_candidate, jump_table, moved_label_candidate, discarded_jump_table_entry, moved_label, data_limit, next_data_limit, +disconnected6, block_needs_splitting_at, relative_jump_table_entry, data_object, best_func_symbol, symbolic_expr_attribute, symbol_score, after_address_in_data, string_candidate_refined, inferred_main_function, split_block, next_address_in_data, data_object_conflict, code_pointer_in_data, symbolic_data, address_array, symbol_minus_symbol_from_relocation, symbolic_expr, code_in_split_block, preferred_data_access, inferred_special_symbol, +disconnected2, function_inference.function_entry, +disconnected1, refined_block, data_object_point, got_reference, data_limit_after_access, discarded_data_object, block_needs_merging, labeled_data_candidate, moved_pc_relative_candidate, best_symexpr_symbol, boundary_sym_expr, address_array_aux, string_candidate, symbolic_operand_point, symbolic_operand_attribute, moved_displacement_candidate, data_access_limit, symbol_minus_symbol, labeled_ea, main_function, +disconnected4, resolved_transfer, inferred_symbol_mips, data_object_total_points, symbolic_operand, symbolic_expr_symbol_minus_symbol, inferred_symbol, moved_data_label, subsequent_string_candidate, data_object_candidate, label_conflict, value_reg_address_before