def emit_verilog(instance, ns, add_data_file):
r = instance.of + " "
parameters = list(
filter(lambda i: isinstance(i, Instance.Parameter),
instance.items))
if parameters:
r += "#(\n"
firstp = True
for p in parameters:
if not firstp:
r += ",\n"
firstp = False
r += "\t." + p.name + "("
if isinstance(p.value, Constant):
r += verilog_printexpr(ns, p.value)[0]
elif isinstance(p.value, float):
r += str(p.value)
elif isinstance(p.value, Instance.PreformattedParam):
r += p.value
elif isinstance(p.value, str):
r += "\"" + p.value + "\""
else:
raise TypeError
r += ")"
r += "\n) "
r += ns.get_name(instance)
if parameters: r += " "
r += "(\n"
firstp = True
for p in instance.items:
if isinstance(p, Instance._IO):
name_inst = p.name
name_design = verilog_printexpr(ns, p.expr)[0]
if not firstp:
r += ",\n"
firstp = False
r += "\t." + name_inst + "(" + name_design + ")"
if not firstp:
r += "\n"
directives = instance.synthesis_directive
if directives is None:
directives = []
elif type(directives) == str:
directives = [
directives,
]
r += ")"
for directive in directives:
r += "\n\t/* synthesis {} */".format(directive)
r += ";\n\n"
return r
def emit_verilog(instance, ns, add_data_file):
r = instance.of + " "
parameters = list(filter(lambda i: isinstance(i, Instance.Parameter), instance.items))
if parameters:
r += "#(\n"
firstp = True
for p in parameters:
if not firstp:
r += ",\n"
firstp = False
r += "\t." + p.name + "("
if isinstance(p.value, Constant):
r += verilog_printexpr(ns, p.value)[0]
elif isinstance(p.value, float):
r += str(p.value)
elif isinstance(p.value, Instance.PreformattedParam):
r += p.value
elif isinstance(p.value, str):
r += "\"" + p.value + "\""
else:
raise TypeError
r += ")"
r += "\n) "
r += ns.get_name(instance)
if parameters: r += " "
r += "(\n"
firstp = True
for p in instance.items:
if isinstance(p, Instance._IO):
name_inst = p.name
name_design = verilog_printexpr(ns, p.expr)[0]
if not firstp:
r += ",\n"
firstp = False
r += "\t." + name_inst + "(" + name_design + ")"
if not firstp:
r += "\n"
if instance.synthesis_directive is not None:
synthesis_directive = "/* synthesis {} */".format(instance.synthesis_directive)
r += ")" + synthesis_directive + ";\n\n"
else:
r += ");\n\n"
return r
def pe(e):
return verilog_printexpr(ns, e)[0]
def gn(e):
if isinstance(e, Memory):
return ns.get_name(e)
else:
return verilog_printexpr(ns, e)[0]