54 lines
2.5 KiB
Plaintext
54 lines
2.5 KiB
Plaintext
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#Netlist Clocks
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create_clock -period 3 -waveform {1.25 2.75} clk0 #Integer period, float waveform
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create_clock -period 3 -waveform {1 2} clk1 #Integer period, integer waveform
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create_clock -period 2.3 clk2 #Float period
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create_clock -period 2 {clk3 clk4} #Multiple targets
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create_clock -period 0 {top^clk}
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#Virtual Clocks
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create_clock -period 1 -name input_clk
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create_clock -period 0 -name output_clk #Zero period
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#Clock Groups
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set_clock_groups -exclusive -group input_clk -group {clk2} -group [get_clocks {clk3}] #Single element
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set_clock_groups -exclusive -group {input_clk input_clock2} -group {clk2} -group [get_clocks {asdf qwerty}] #Multiple string elements
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#False Path
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set_false_path -from [get_clocks{clk}] -to [get_clocks{output_clk}] #Clocks
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set_false_path -from {asdf~/ff} -to {wer/234/ff3 xcw/32|ff2} #Objects
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set_false_path -from {asdf/ff qwert/asd/ff} -to [get_clocks{output_clk}] #Mixed Clocks/Objects
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set_false_path -from [get_clocks{output_clk}] -to {asdf/ff2} #Mixed Clocks/Objects
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#Max Delay
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set_max_delay 2 -from [get_clocks{clk}] -to [get_clocks{output_clk}] #Clocks
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set_max_delay 3.6 -from {asdf~/ff} -to {wer/234/ff3 xcw/32|ff2} #Objects
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set_max_delay .3 -from {asdf/ff qwert/asd/ff} -to [get_clocks{output_clk}] #Mixed Clocks/Objects
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set_max_delay 0. -from [get_clocks{output_clk}] -to {asdf/ff2} #Mixed Clocks/Objects
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#MCP
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set_multicycle_path 2 -setup -from [get_clocks{clk}] -to [get_clocks{output_clk}] #Clocks
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set_multicycle_path 3 -setup -from {asdf~/ff} -to {wer/234/ff3 xcw/32|ff2} #Objects
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set_multicycle_path 3 -setup -from {asdf/ff qwert/asd/ff} -to [get_clocks{output_clk}] #Mixed Clocks/Objects
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set_multicycle_path 0 -setup -from [get_clocks{output_clk}] -to {asdf/ff2} #Mixed Clocks/Objects
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set_multicycle_path 3 -hold -from {asdf/ff qwert/asd/ff} -to [get_clocks{output_clk}] #hold
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set_multicycle_path 2 -from [get_clocks{clk}] -to [get_clocks{output_clk}] #Clocks
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set_multicycle_path 2 -to [get_pins{my_inst/in[0]}] #Pin targets
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set_multicycle_path 2 -from [get_pins{my_inst/in[0]}] #Pin targets
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set_multicycle_path 2 -to [get_pins{myinst2/out[3]}] -from [get_pins{my_inst/in[0]}] #Pin targets
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#I/O Delay
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set_input_delay -clock input_clk -max 0.5 [get_ports{in1 in2 in3}]
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set_output_delay -clock output_clk -max 1 [get_ports{out*}]
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#Line continuation
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create_clock -period \
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2 {clk3 \
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clk4} \
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#asdf
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#Spaced Comments
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#Non-empty line at end of file
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set_output_delay -clock eof_test -max 1.7293 [ get_ports {eof_test_port*} ]
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