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

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

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

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

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: symbol_minus_symbol, value_reg_address_before, symbolic_operand_point, label_conflict, labeled_ea, moved_data_label, best_symexpr_symbol, symbolic_expr, inferred_special_symbol, address_array, moved_displacement_candidate, relative_jump_table_entry, block_needs_splitting_at, code_in_refined_block, symbolic_data, got_reference, +disconnected4, symbolic_operand_attribute, symbolic_expr_attribute, inferred_main_function, data_limit_after_access, resolved_transfer, +disconnected6, next_address_in_data, address_array_aux, next_data_limit, inferred_symbol, data_limit, data_object_candidate, data_access_limit, preferred_data_access, data_object_point, code_pointer_in_data, data_object_total_points, block_needs_merging, best_func_symbol, inferred_symbol_mips, moved_pc_relative_candidate, main_function, symbolic_operand, after_address_in_data, jump_table, data_object, symbol_minus_symbol_from_relocation, discarded_jump_table_entry, string_candidate_refined, +disconnected7, split_block, symbol_score, string_candidate, boundary_sym_expr, discarded_data_object, moved_label_candidate, moved_label, +disconnected2, data_object_conflict, refined_block, symbolic_expr_symbol_minus_symbol, symbol_minus_symbol_candidate, function_inference.function_entry, subsequent_string_candidate, code_in_split_block, labeled_data_candidate, elf_header_operand