Valid Commands in an XDC File - 2025.2 English - UG903

Vivado Design Suite User Guide: Using Constraints (UG903)

Document ID: UG903
Release Date: 2025-11-20
Version: 2025.2 English

Table 1. Valid Commands in an XDC File
Timing Constraint	Physical Constraint	General Purpose
`create_clock` `create_generated_clock` `group_path` `set_clock_groups` `set_clock_latency` `set_data_check` `set_disable_timing` `set_false_path` `set_input_delay` `set_output_delay` `set_max_delay` `set_min_delay` `set_multicycle_path` `set_case_analysis` `set_clock_sense` `set_clock_uncertainty` `set_input_jitter` `set_max_time_borrow` `set_propagated_clock` `set_system_jitter` `set_external_delay` `set_bus_skew`	`add_cells_to_pblock` `create_pblock` `delete_pblock` `remove_cells_from_pblock` `resize_pblock` `create_macro` `delete_macros` `update_macro` `set_package_pin_val`	`set` `expr` `list` `filter` `current_instance` `get_hierarchy_separator` `set_hierarchy_separator` `get_property` `set_property` `set_units` `endgroup` `startgroup` `create_property` `current_design`
	Debug Constraint
	`create_debug_core` `create_debug_port` `connect_debug_port`
	Power Constraint	Netlist Constraint
	`set_power_opt` `set_switching_activity` `reset_switching_activity` `set_operating_conditions` `reset_operating_conditions` `add_to_power_rail` `create_power_rail` `delete_power_rails` `get_power_rails` `remove_from_power_rail`	`set_load` `set_logic_dc` `set_logic_one` `set_logic_zero` `set_logic_unconnected` `make_diff_pair_ports`
	Waiver Constraint
	`create_waiver`
Device Object Query	Timing Object Query	Netlist Object Query
`get_iobanks` `get_package_pins` `get_sites` `get_bel_pins` `get_bels` `get_nodes` `get_pips` `get_site_pins` `get_site_pips` `get_slrs` `get_tiles` `get_wires` `get_pkgpin_bytegroups` `get_pkgpin_nibbles`	`all_clocks` `get_path_groups` `get_clocks` `get_generated_clocks` `get_timing_arcs` `get_speed_models`	`all_cpus` `all_dsps` `all_fanin` `all_fanout` `all_hsios` `all_inputs` `all_outputs` `all_rams` `all_registers` `all_ffs` `all_latches` `get_cells` `get_nets` `get_pins` `get_ports` `get_debug_cores` `get_debug_ports`
	Floorplan Object Query
	`get_pblocks` `get_macros`
	NoC Purpose
	`get_noc_interfaces` `create_noc_connection`