mirror of
				https://github.com/YosysHQ/yosys
				synced 2025-11-04 05:19:11 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			45 lines
		
	
	
	
		
			1.6 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			45 lines
		
	
	
	
		
			1.6 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
read_verilog ../common/dffs.v
 | 
						|
design -save read
 | 
						|
 | 
						|
hierarchy -top dff
 | 
						|
proc
 | 
						|
equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
 | 
						|
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
 | 
						|
cd dff # Constrain all select calls below inside the top module
 | 
						|
select -assert-count 1 t:BUFG
 | 
						|
select -assert-count 1 t:FDRE
 | 
						|
select -assert-none t:BUFG t:FDRE %% t:* %D
 | 
						|
 | 
						|
 | 
						|
design -load read
 | 
						|
hierarchy -top dffe
 | 
						|
proc
 | 
						|
equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
 | 
						|
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
 | 
						|
cd dffe # Constrain all select calls below inside the top module
 | 
						|
select -assert-count 1 t:BUFG
 | 
						|
select -assert-count 1 t:FDRE
 | 
						|
select -assert-none t:BUFG t:FDRE %% t:* %D
 | 
						|
 | 
						|
 | 
						|
design -load read
 | 
						|
hierarchy -top dff
 | 
						|
proc
 | 
						|
equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -abc9 -dff -noiopad # equivalency check
 | 
						|
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
 | 
						|
cd dff # Constrain all select calls below inside the top module
 | 
						|
select -assert-count 1 t:BUFG
 | 
						|
select -assert-count 1 t:FDRE
 | 
						|
select -assert-none t:BUFG t:FDRE %% t:* %D
 | 
						|
 | 
						|
 | 
						|
design -load read
 | 
						|
hierarchy -top dffe
 | 
						|
proc
 | 
						|
equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -abc9 -dff -noiopad # equivalency check
 | 
						|
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
 | 
						|
cd dffe # Constrain all select calls below inside the top module
 | 
						|
select -assert-count 1 t:BUFG
 | 
						|
select -assert-count 1 t:FDRE
 | 
						|
select -assert-none t:BUFG t:FDRE %% t:* %D
 | 
						|
 |