yosys/docs/source/code_examples/macro_commands/synth_ice40.ys

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2024-03-17 16:58:08 -05:00
#start:The following commands are executed by this synthesis command:
#end:blif:
begin:
read_verilog -D ICE40_HX -lib -specify +/ice40/cells_sim.v
hierarchy -check -top <top>
proc
flatten:
flatten
tribuf -logic
deminout
coarse:
opt_expr
opt_clean
check
opt -nodffe -nosdff
fsm
opt
wreduce
peepopt
opt_clean
share
techmap
opt_expr
opt_clean
memory_dff
wreduce t:$mul
techmap
select a:mul2dsp
setattr -unset mul2dsp
opt_expr -fine
wreduce
select -clear
ice40_dsp
chtype -set $mul t:$__soft_mul
alumacc
opt
memory -nomap [-no-rw-check]
opt_clean
map_ram:
memory_libmap
techmap
ice40_braminit
map_ffram:
opt -fast -mux_undef -undriven -fine
memory_map
opt -undriven -fine
map_gates:
ice40_wrapcarry
techmap
opt -fast
abc -dff -D 1
ice40_opt
map_ffs:
dfflegalize
techmap
opt_expr -mux_undef
simplemap
ice40_opt -full
map_luts:
abc
ice40_opt
techmap
simplemap
techmap
flowmap
read_verilog
abc9
ice40_wrapcarry -unwrap
techmap
clean
opt_lut -tech ice40
map_cells:
techmap
clean
check:
autoname
hierarchy -check
stat
check -noinit
blackbox =A:whitebox