Merge branch 'master' of https://github.com/YosysHQ/yosys into gowin

This commit is contained in:
Pepijn de Vos 2019-11-16 12:43:17 +01:00
commit 32f0296df1
15 changed files with 913 additions and 47 deletions

View File

@ -1070,7 +1070,12 @@ struct BtorWorker
bad_properties.push_back(nid_en_and_not_a);
} else {
int nid = next_nid++;
btorf("%d bad %d\n", nid, nid_en_and_not_a);
string infostr = log_id(cell);
if (infostr[0] == '$' && cell->attributes.count("\\src")) {
infostr = cell->attributes.at("\\src").decode_string().c_str();
std::replace(infostr.begin(), infostr.end(), ' ', '_');
}
btorf("%d bad %d %s\n", nid, nid_en_and_not_a, infostr.c_str());
}
btorf_pop(log_id(cell));

View File

@ -253,6 +253,8 @@ class WContainer:
candidate = WType.from_string(arg.strip(), containing_file, line_number)
if candidate == None:
return None
if candidate.name == "void":
return None
cont.args.append(candidate)
return cont
@ -880,11 +882,8 @@ class WClass:
text += fun.gen_def_virtual()
return text
def gen_boost_py(self):
text = "\n\t\tclass_<" + self.name
if self.link_type == link_types.derive:
text += "Wrap, boost::noncopyable"
text += ">(\"" + self.name + "\""
def gen_boost_py_body(self):
text = ""
if self.printable_constrs() == 0 or not self.contains_default_constr():
text += ", no_init"
text += ")"
@ -907,6 +906,21 @@ class WClass:
text += "\n\t\t\t;\n"
return text
def gen_boost_py(self):
body = self.gen_boost_py_body()
if self.link_type == link_types.derive:
text = "\n\t\tclass_<" + self.name + ">(\"Cpp" + self.name + "\""
text += body
text += "\n\t\tclass_<" + self.name
text += "Wrap, boost::noncopyable"
text += ">(\"" + self.name + "\""
text += body
else:
text = "\n\t\tclass_<" + self.name + ">(\"" + self.name + "\""
text += body
return text
def contains_default_constr(self):
for c in self.found_constrs:
if len(c.args) == 0:
@ -974,6 +988,7 @@ blacklist_methods = ["YOSYS_NAMESPACE::Pass::run_register", "YOSYS_NAMESPACE::Mo
enum_names = ["State","SyncType","ConstFlags"]
enums = [] #Do not edit
glbls = []
unowned_functions = []
@ -1723,6 +1738,159 @@ class WMember:
text += ")"
return text
class WGlobal:
orig_text = None
wtype = attr_types.default
name = None
containing_file = None
namespace = ""
is_const = False
def from_string(str_def, containing_file, line_number, namespace):
glbl = WGlobal()
glbl.orig_text = str_def
glbl.wtype = None
glbl.name = ""
glbl.containing_file = containing_file
glbl.namespace = namespace
glbl.is_const = False
if not str.startswith(str_def, "extern"):
return None
str_def = str_def[7:]
if str.startswith(str_def, "const "):
glbl.is_const = True
str_def = str_def[6:]
if str_def.count(" ") == 0:
return None
parts = split_list(str_def.strip(), " ")
prefix = ""
i = 0
for part in parts:
if part in ["unsigned", "long", "short"]:
prefix += part + " "
i += 1
else:
break
parts = parts[i:]
if len(parts) <= 1:
return None
glbl.wtype = WType.from_string(prefix + parts[0], containing_file, line_number)
if glbl.wtype == None:
return None
str_def = parts[1]
for part in parts[2:]:
str_def = str_def + " " + part
if str_def.find("(") != -1 or str_def.find(")") != -1 or str_def.find("{") != -1 or str_def.find("}") != -1:
return None
found = str_def.find(";")
if found == -1:
return None
found_eq = str_def.find("=")
if found_eq != -1:
found = found_eq
glbl.name = str_def[:found]
str_def = str_def[found+1:]
if glbl.name.find("*") == 0:
glbl.name = glbl.name.replace("*", "")
glbl.wtype.attr_type = attr_types.star
if glbl.name.find("&&") == 0:
glbl.name = glbl.name.replace("&&", "")
glbl.wtype.attr_type = attr_types.ampamp
if glbl.name.find("&") == 0:
glbl.name = glbl.name.replace("&", "")
glbl.wtype.attr_type = attr_types.amp
if(len(str_def.strip()) != 0):
return None
if len(glbl.name.split(",")) > 1:
glbl_list = []
for name in glbl.name.split(","):
name = name.strip();
glbl_list.append(WGlobal())
glbl_list[-1].orig_text = glbl.orig_text
glbl_list[-1].wtype = glbl.wtype
glbl_list[-1].name = name
glbl_list[-1].containing_file = glbl.containing_file
glbl_list[-1].namespace = glbl.namespace
glbl_list[-1].is_const = glbl.is_const
return glbl_list
return glbl
def gen_def(self):
text = "\n\t"
if self.is_const:
text += "const "
text += self.wtype.gen_text() + " get_var_py_" + self.name + "()"
text += "\n\t{\n\t\t"
if self.wtype.attr_type == attr_types.star:
text += "if(" + self.namespace + "::" + self.name + " == NULL)\n\t\t\t"
text += "throw std::runtime_error(\"" + self.namespace + "::" + self.name + " is NULL\");\n\t\t"
if self.wtype.name in known_containers:
text += self.wtype.gen_text_cpp()
else:
if self.is_const:
text += "const "
text += self.wtype.gen_text()
if self.wtype.name in classnames or (self.wtype.name in known_containers and self.wtype.attr_type == attr_types.star):
text += "*"
text += " ret_ = "
if self.wtype.name in classnames:
text += self.wtype.name + "::get_py_obj("
if self.wtype.attr_type != attr_types.star:
text += "&"
text += self.namespace + "::" + self.name
if self.wtype.name in classnames:
text += ")"
text += ";"
if self.wtype.name in classnames:
text += "\n\t\treturn *ret_;"
elif self.wtype.name in known_containers:
text += known_containers[self.wtype.name].translate_cpp("ret_", self.wtype.cont.args, "\n\t\t", self.wtype.attr_type == attr_types.star)
text += "\n\t\treturn ret____tmp;"
else:
text += "\n\t\treturn ret_;"
text += "\n\t}\n"
if self.is_const:
return text
ret = Attribute(self.wtype, "rhs");
if self.wtype.name in classnames:
text += "\n\tvoid set_var_py_" + self.name + "(" + self.wtype.gen_text() + " *rhs)"
else:
text += "\n\tvoid set_var_py_" + self.name + "(" + self.wtype.gen_text() + " rhs)"
text += "\n\t{"
text += ret.gen_translation()
text += "\n\t\t" + self.namespace + "::" + self.name + " = " + ret.gen_call() + ";"
text += "\n\t}\n"
return text;
def gen_boost_py(self):
text = "\n\t\t\t.add_static_property(\"" + self.name + "\", &" + "YOSYS_PYTHON::get_var_py_" + self.name
if not self.is_const:
text += ", &YOSYS_PYTHON::set_var_py_" + self.name
text += ")"
return text
def concat_namespace(tuple_list):
if len(tuple_list) == 0:
return ""
@ -1859,6 +2027,16 @@ def parse_header(source):
else:
debug("\t\tFound member \"" + candidate.name + "\" of class \"" + class_[0].name + "\" of type \"" + candidate.wtype.name + "\"", 2)
class_[0].found_vars.append(candidate)
if candidate == None and class_ == None:
candidate = WGlobal.from_string(ugly_line, source.name, i, concat_namespace(namespaces))
if candidate != None:
if type(candidate) == list:
for c in candidate:
glbls.append(c)
debug("\tFound global \"" + c.name + "\" in namespace " + concat_namespace(namespaces), 2)
else:
glbls.append(candidate)
debug("\tFound global \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces), 2)
j = i
line = unpretty_string(line)
@ -1888,6 +2066,17 @@ def parse_header(source):
debug("\t\tFound constructor of class \"" + class_[0].name + "\" in namespace " + concat_namespace(namespaces),2)
class_[0].found_constrs.append(candidate)
continue
if class_ == None:
candidate = WGlobal.from_string(line, source.name, i, concat_namespace(namespaces))
if candidate != None:
if type(candidate) == list:
for c in candidate:
glbls.append(c)
debug("\tFound global \"" + c.name + "\" in namespace " + concat_namespace(namespaces), 2)
else:
glbls.append(candidate)
debug("\tFound global \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces), 2)
continue
if candidate != None:
while i < j:
i += 1
@ -1990,6 +2179,7 @@ def gen_wrappers(filename, debug_level_ = 0):
if len(class_.found_constrs) == 0:
class_.found_constrs.append(WConstructor(source.name, class_))
debug(str(len(unowned_functions)) + " functions are unowned", 1)
debug(str(len(unowned_functions)) + " global variables", 1)
for enum in enums:
debug("Enum " + assure_length(enum.name, len(max(enum_names, key=len)), True) + " contains " + assure_length(str(len(enum.values)), 2, False) + " values", 1)
debug("-"*col, 1)
@ -2025,10 +2215,15 @@ def gen_wrappers(filename, debug_level_ = 0):
#include <boost/python/wrapper.hpp>
#include <boost/python/call.hpp>
#include <boost/python.hpp>
#include <iosfwd> // std::streamsize
#include <iostream>
#include <boost/iostreams/concepts.hpp> // boost::iostreams::sink
#include <boost/iostreams/stream.hpp>
USING_YOSYS_NAMESPACE
namespace YOSYS_PYTHON {
struct YosysStatics{};
""")
for source in sources:
@ -2050,6 +2245,9 @@ namespace YOSYS_PYTHON {
for fun in unowned_functions:
wrapper_file.write(fun.gen_def())
for glbl in glbls:
wrapper_file.write(glbl.gen_def())
wrapper_file.write(""" struct Initializer
{
Initializer() {
@ -2068,12 +2266,89 @@ namespace YOSYS_PYTHON {
}
};
/// source: https://stackoverflow.com/questions/26033781/converting-python-io-object-to-stdostream-when-using-boostpython?noredirect=1&lq=1
/// @brief Type that implements the Boost.IOStream's Sink and Flushable
/// concept for writing data to Python object that support:
/// n = object.write(str) # n = None or bytes written
/// object.flush() # if flush exists, then it is callable
class PythonOutputDevice
{
public:
// This class models both the Sink and Flushable concepts.
struct category
: boost::iostreams::sink_tag,
boost::iostreams::flushable_tag
{};
explicit
PythonOutputDevice(boost::python::object object)
: object_(object)
{}
// Sink concept.
public:
typedef char char_type;
std::streamsize write(const char* buffer, std::streamsize buffer_size)
{
namespace python = boost::python;
// Copy the buffer to a python string.
python::str data(buffer, buffer_size);
// Invoke write on the python object, passing in the data. The following
// is equivalent to:
// n = object_.write(data)
python::extract<std::streamsize> bytes_written(
object_.attr("write")(data));
// Per the Sink concept, return the number of bytes written. If the
// Python return value provides a numeric result, then use it. Otherwise,
// such as the case of a File object, use the buffer_size.
return bytes_written.check()
? bytes_written
: buffer_size;
}
// Flushable concept.
public:
bool flush()
{
// If flush exists, then call it.
boost::python::object flush = object_.attr("flush");
if (!flush.is_none())
{
flush();
}
// Always return true. If an error occurs, an exception should be thrown.
return true;
}
private:
boost::python::object object_;
};
/// @brief Use an auxiliary function to adapt the legacy function.
void log_to_stream(boost::python::object object)
{
// Create an ostream that delegates to the python object.
boost::iostreams::stream<PythonOutputDevice>* output = new boost::iostreams::stream<PythonOutputDevice>(object);
Yosys::log_streams.insert(Yosys::log_streams.begin(), output);
};
BOOST_PYTHON_MODULE(libyosys)
{
using namespace boost::python;
class_<Initializer>("Initializer");
scope().attr("_hidden") = new Initializer();
def("log_to_stream", &log_to_stream);
""")
for enum in enums:
@ -2086,6 +2361,11 @@ namespace YOSYS_PYTHON {
for fun in unowned_functions:
wrapper_file.write(fun.gen_boost_py())
wrapper_file.write("\n\n\t\tclass_<YosysStatics>(\"Yosys\")\n")
for glbl in glbls:
wrapper_file.write(glbl.gen_boost_py())
wrapper_file.write("\t\t;\n")
wrapper_file.write("\n\t}\n}\n#endif")
def print_includes():

View File

@ -5,6 +5,7 @@ OBJS += passes/cmds/design.o
OBJS += passes/cmds/select.o
OBJS += passes/cmds/show.o
OBJS += passes/cmds/rename.o
OBJS += passes/cmds/autoname.o
OBJS += passes/cmds/connect.o
OBJS += passes/cmds/scatter.o
OBJS += passes/cmds/setundef.o

134
passes/cmds/autoname.cc Normal file
View File

@ -0,0 +1,134 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/yosys.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
int autoname_worker(Module *module)
{
dict<Cell*, pair<int, IdString>> proposed_cell_names;
dict<Wire*, pair<int, IdString>> proposed_wire_names;
dict<Wire*, int> wire_score;
int best_score = -1;
for (auto cell : module->selected_cells())
for (auto &conn : cell->connections())
for (auto bit : conn.second)
if (bit.wire != nullptr)
wire_score[bit.wire]++;
for (auto cell : module->selected_cells()) {
if (cell->name[0] == '$') {
for (auto &conn : cell->connections()) {
string suffix = stringf("_%s_%s", log_id(cell->type), log_id(conn.first));
for (auto bit : conn.second)
if (bit.wire != nullptr && bit.wire->name[0] != '$') {
IdString new_name(bit.wire->name.str() + suffix);
int score = wire_score.at(bit.wire);
if (cell->output(conn.first)) score = 0;
score = 10000*score + new_name.size();
if (!proposed_cell_names.count(cell) || score < proposed_cell_names.at(cell).first) {
if (best_score < 0 || score < best_score)
best_score = score;
proposed_cell_names[cell] = make_pair(score, new_name);
}
}
}
} else {
for (auto &conn : cell->connections()) {
string suffix = stringf("_%s", log_id(conn.first));
for (auto bit : conn.second)
if (bit.wire != nullptr && bit.wire->name[0] == '$') {
IdString new_name(cell->name.str() + suffix);
int score = wire_score.at(bit.wire);
if (cell->output(conn.first)) score = 0;
score = 10000*score + new_name.size();
if (!proposed_wire_names.count(bit.wire) || score < proposed_wire_names.at(bit.wire).first) {
if (best_score < 0 || score < best_score)
best_score = score;
proposed_wire_names[bit.wire] = make_pair(score, new_name);
}
}
}
}
}
for (auto &it : proposed_cell_names) {
if (best_score*2 < it.second.first)
continue;
IdString n = module->uniquify(it.second.second);
log_debug("Rename cell %s in %s to %s.\n", log_id(it.first), log_id(module), log_id(n));
module->rename(it.first, n);
}
for (auto &it : proposed_wire_names) {
if (best_score*2 < it.second.first)
continue;
IdString n = module->uniquify(it.second.second);
log_debug("Rename wire %s in %s to %s.\n", log_id(it.first), log_id(module), log_id(n));
module->rename(it.first, n);
}
return proposed_cell_names.size() + proposed_wire_names.size();
}
struct AutonamePass : public Pass {
AutonamePass() : Pass("autoname", "automatically assign names to objects") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" autoname [selection]\n");
log("\n");
log("Assign auto-generated public names to objects with private names (the ones\n");
log("with $-prefix).\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
// if (args[argidx] == "-foo") {
// foo = true;
// continue;
// }
break;
}
log_header(design, "Executing AUTONAME pass.\n");
for (auto module : design->selected_modules())
{
int count = 0, iter = 0;
while (1) {
iter++;
int n = autoname_worker(module);
if (!n) break;
count += n;
}
if (count > 0)
log("Renamed %d objects in module %s (%d iterations).\n", count, log_id(module), iter);
}
}
} AutonamePass;
PRIVATE_NAMESPACE_END

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@ -158,22 +158,25 @@ static void detect_fsm(RTLIL::Wire *wire)
std::set<sig2driver_entry_t> cellport_list;
sig2user.find(sig_q, cellport_list);
auto sig_q_bits = sig_q.to_sigbit_pool();
for (auto &cellport : cellport_list)
{
RTLIL::Cell *cell = cellport.first;
bool set_output = false, clr_output = false;
if (cell->type == "$ne")
if (cell->type.in("$ne", "$reduce_or", "$reduce_bool"))
set_output = true;
if (cell->type == "$eq")
if (cell->type.in("$eq", "$logic_not", "$reduce_and"))
clr_output = true;
if (!set_output && !clr_output) {
clr_output = true;
if (set_output || clr_output) {
for (auto &port_it : cell->connections())
if (port_it.first != "\\A" || port_it.first != "\\Y")
clr_output = false;
if (cell->input(port_it.first))
for (auto bit : assign_map(port_it.second))
if (bit.wire != nullptr && !sig_q_bits.count(bit))
goto next_cellport;
}
if (set_output || clr_output) {
@ -184,6 +187,7 @@ static void detect_fsm(RTLIL::Wire *wire)
ce.set(sig, val);
}
}
next_cellport:;
}
SigSpec sig_y = sig_d, sig_undef;

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@ -394,7 +394,7 @@ struct FlowGraph
pair<pool<RTLIL::SigBit>, pool<RTLIL::SigBit>> edge_cut()
{
pool<RTLIL::SigBit> x, xi;
pool<RTLIL::SigBit> x = {source}, xi; // X and X̅ in the paper
NodePrime source_prime = {source, true};
pool<NodePrime> visited;
@ -437,6 +437,7 @@ struct FlowGraph
for (auto collapsed_node : collapsed[sink])
xi.insert(collapsed_node);
log_assert(x[source] && !xi[source]);
log_assert(!x[sink] && xi[sink]);
return {x, xi};
}
@ -1050,7 +1051,7 @@ struct FlowmapWorker
auto cut_inputs = cut_lut_at_gate(lut, lut_gate);
pool<RTLIL::SigBit> gate_inputs = cut_inputs.first, other_inputs = cut_inputs.second;
if (gate_inputs.empty() && (int)other_inputs.size() == order)
if (gate_inputs.empty() && (int)other_inputs.size() >= order)
{
if (debug_relax)
log(" Breaking would result in a (k+1)-LUT.\n");

View File

@ -7,7 +7,7 @@
// with n <= k inputs should be techmapped in this way, because this shortens the critical path
// from n to 1 by avoiding carry chains.
(* techmap_celltype = "$eq $ne $lt $le $gt $ge" *)
(* techmap_celltype = "$lt $le $gt $ge" *)
module _90_lut_cmp_ (A, B, Y);
parameter A_SIGNED = 0;

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@ -339,6 +339,7 @@ struct SynthEcp5Pass : public ScriptPass
if (check_label("check"))
{
run("autoname");
run("hierarchy -check");
run("stat");
run("check -noinit");

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@ -1,4 +1,4 @@
`timescale 1ps / 1ps
`define SB_DFF_REG reg Q = 0
// `define SB_DFF_REG reg Q
@ -81,6 +81,37 @@ module SB_IO (
if (PIN_TYPE[5:4] == 2'b11) assign PACKAGE_PIN = outena_q ? dout : 1'bz;
endgenerate
`endif
`ifdef TIMING
specify
(INPUT_CLK => D_IN_0) = (0:0:0, 0:0:0);
(INPUT_CLK => D_IN_1) = (0:0:0, 0:0:0);
(PACKAGE_PIN => D_IN_0) = (0:0:0, 0:0:0);
(OUTPUT_CLK => PACKAGE_PIN) = (0:0:0, 0:0:0);
(D_OUT_0 => PACKAGE_PIN) = (0:0:0, 0:0:0);
(OUTPUT_ENABLE => PACKAGE_PIN) = (0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, posedge D_OUT_0, 0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, negedge D_OUT_0, 0:0:0, 0:0:0);
$setuphold(negedge OUTPUT_CLK, posedge D_OUT_1, 0:0:0, 0:0:0);
$setuphold(negedge OUTPUT_CLK, negedge D_OUT_1, 0:0:0, 0:0:0);
$setuphold(negedge OUTPUT_CLK, posedge D_OUT_0, 0:0:0, 0:0:0);
$setuphold(negedge OUTPUT_CLK, negedge D_OUT_0, 0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, posedge D_OUT_1, 0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, negedge D_OUT_1, 0:0:0, 0:0:0);
$setuphold(posedge INPUT_CLK, posedge CLOCK_ENABLE, 0:0:0, 0:0:0);
$setuphold(posedge INPUT_CLK, negedge CLOCK_ENABLE, 0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, posedge CLOCK_ENABLE, 0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, negedge CLOCK_ENABLE, 0:0:0, 0:0:0);
$setuphold(posedge INPUT_CLK, posedge PACKAGE_PIN, 0:0:0, 0:0:0);
$setuphold(posedge INPUT_CLK, negedge PACKAGE_PIN, 0:0:0, 0:0:0);
$setuphold(negedge INPUT_CLK, posedge PACKAGE_PIN, 0:0:0, 0:0:0);
$setuphold(negedge INPUT_CLK, negedge PACKAGE_PIN, 0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, posedge OUTPUT_ENABLE, 0:0:0, 0:0:0);
$setuphold(posedge OUTPUT_CLK, negedge OUTPUT_ENABLE, 0:0:0, 0:0:0);
$setuphold(negedge OUTPUT_CLK, posedge OUTPUT_ENABLE, 0:0:0, 0:0:0);
$setuphold(negedge OUTPUT_CLK, negedge OUTPUT_ENABLE, 0:0:0, 0:0:0);
endspecify
`endif
endmodule
module SB_GB_IO (
@ -127,6 +158,11 @@ module SB_GB (
output GLOBAL_BUFFER_OUTPUT
);
assign GLOBAL_BUFFER_OUTPUT = USER_SIGNAL_TO_GLOBAL_BUFFER;
`ifdef TIMING
specify
(USER_SIGNAL_TO_GLOBAL_BUFFER => GLOBAL_BUFFER_OUTPUT) = (0:0:0, 0:0:0);
endspecify
`endif
endmodule
// SiliconBlue Logic Cells
@ -830,33 +866,81 @@ module ICESTORM_LC (
parameter [0:0] CIN_CONST = 0;
parameter [0:0] CIN_SET = 0;
wire I0_pd = (I0 === 1'bz) ? 1'b0 : I0;
wire I1_pd = (I1 === 1'bz) ? 1'b0 : I1;
wire I2_pd = (I2 === 1'bz) ? 1'b0 : I2;
wire I3_pd = (I3 === 1'bz) ? 1'b0 : I3;
wire SR_pd = (SR === 1'bz) ? 1'b0 : SR;
wire CEN_pu = (CEN === 1'bz) ? 1'b1 : CEN;
wire mux_cin = CIN_CONST ? CIN_SET : CIN;
assign COUT = CARRY_ENABLE ? (I1 && I2) || ((I1 || I2) && mux_cin) : 1'bx;
assign COUT = CARRY_ENABLE ? (I1_pd && I2_pd) || ((I1_pd || I2_pd) && mux_cin) : 1'bx;
wire [7:0] lut_s3 = I3 ? LUT_INIT[15:8] : LUT_INIT[7:0];
wire [3:0] lut_s2 = I2 ? lut_s3[ 7:4] : lut_s3[3:0];
wire [1:0] lut_s1 = I1 ? lut_s2[ 3:2] : lut_s2[1:0];
wire lut_o = I0 ? lut_s1[ 1] : lut_s1[ 0];
wire [7:0] lut_s3 = I3_pd ? LUT_INIT[15:8] : LUT_INIT[7:0];
wire [3:0] lut_s2 = I2_pd ? lut_s3[ 7:4] : lut_s3[3:0];
wire [1:0] lut_s1 = I1_pd ? lut_s2[ 3:2] : lut_s2[1:0];
wire lut_o = I0_pd ? lut_s1[ 1] : lut_s1[ 0];
assign LO = lut_o;
wire polarized_clk;
assign polarized_clk = CLK ^ NEG_CLK;
reg o_reg;
reg o_reg = 1'b0;
always @(posedge polarized_clk)
if (CEN)
o_reg <= SR ? SET_NORESET : lut_o;
if (CEN_pu)
o_reg <= SR_pd ? SET_NORESET : lut_o;
reg o_reg_async;
reg o_reg_async = 1'b0;
always @(posedge polarized_clk, posedge SR)
if (SR)
o_reg <= SET_NORESET;
else if (CEN)
o_reg <= lut_o;
if (SR_pd)
o_reg_async <= SET_NORESET;
else if (CEN_pu)
o_reg_async <= lut_o;
assign O = DFF_ENABLE ? ASYNC_SR ? o_reg_async : o_reg : lut_o;
`ifdef TIMING
specify
(I0 => O) = (0:0:0, 0:0:0);
(I1 => O) = (0:0:0, 0:0:0);
(I2 => O) = (0:0:0, 0:0:0);
(I3 => O) = (0:0:0, 0:0:0);
(I0 => LO) = (0:0:0, 0:0:0);
(I1 => LO) = (0:0:0, 0:0:0);
(I2 => LO) = (0:0:0, 0:0:0);
(I3 => LO) = (0:0:0, 0:0:0);
(I1 => COUT) = (0:0:0, 0:0:0);
(I2 => COUT) = (0:0:0, 0:0:0);
(CIN => COUT) = (0:0:0, 0:0:0);
(CLK => O) = (0:0:0, 0:0:0);
(SR => O) = (0:0:0, 0:0:0);
$setuphold(posedge CLK, posedge I0, 0:0:0, 0:0:0);
$setuphold(posedge CLK, negedge I0, 0:0:0, 0:0:0);
$setuphold(negedge CLK, posedge I0, 0:0:0, 0:0:0);
$setuphold(negedge CLK, negedge I0, 0:0:0, 0:0:0);
$setuphold(posedge CLK, posedge I1, 0:0:0, 0:0:0);
$setuphold(posedge CLK, negedge I1, 0:0:0, 0:0:0);
$setuphold(negedge CLK, posedge I1, 0:0:0, 0:0:0);
$setuphold(negedge CLK, negedge I1, 0:0:0, 0:0:0);
$setuphold(posedge CLK, posedge I2, 0:0:0, 0:0:0);
$setuphold(posedge CLK, negedge I2, 0:0:0, 0:0:0);
$setuphold(negedge CLK, posedge I2, 0:0:0, 0:0:0);
$setuphold(negedge CLK, negedge I2, 0:0:0, 0:0:0);
$setuphold(posedge CLK, posedge I3, 0:0:0, 0:0:0);
$setuphold(posedge CLK, negedge I3, 0:0:0, 0:0:0);
$setuphold(negedge CLK, posedge I3, 0:0:0, 0:0:0);
$setuphold(negedge CLK, negedge I3, 0:0:0, 0:0:0);
$setuphold(posedge CLK, posedge CEN, 0:0:0, 0:0:0);
$setuphold(posedge CLK, negedge CEN, 0:0:0, 0:0:0);
$setuphold(negedge CLK, posedge CEN, 0:0:0, 0:0:0);
$setuphold(negedge CLK, negedge CEN, 0:0:0, 0:0:0);
$setuphold(posedge CLK, posedge SR, 0:0:0, 0:0:0);
$setuphold(posedge CLK, negedge SR, 0:0:0, 0:0:0);
$setuphold(negedge CLK, posedge SR, 0:0:0, 0:0:0);
$setuphold(negedge CLK, negedge SR, 0:0:0, 0:0:0);
endspecify
`endif
endmodule
// SiliconBlue PLL Cells
@ -1576,3 +1660,341 @@ module SB_MAC16 (
assign LCI = (BOTADDSUB_CARRYSELECT == 0) ? 1'b0 : (BOTADDSUB_CARRYSELECT == 1) ? 1'b1 : (BOTADDSUB_CARRYSELECT == 2) ? ACCUMCI : CI;
assign O = {Oh, Ol};
endmodule
// Post-place-and-route RAM model
module ICESTORM_RAM(
output RDATA_15, RDATA_14, RDATA_13, RDATA_12, RDATA_11, RDATA_10, RDATA_9, RDATA_8, RDATA_7, RDATA_6, RDATA_5, RDATA_4, RDATA_3, RDATA_2, RDATA_1, RDATA_0,
input RCLK, RCLKE, RE,
input RADDR_10, RADDR_9, RADDR_8, RADDR_7, RADDR_6, RADDR_5, RADDR_4, RADDR_3, RADDR_2, RADDR_1, RADDR_0,
input WCLK, WCLKE, WE,
input WADDR_10, WADDR_9, WADDR_8, WADDR_7, WADDR_6, WADDR_5, WADDR_4, WADDR_3, WADDR_2, WADDR_1, WADDR_0,
input MASK_15, MASK_14, MASK_13, MASK_12, MASK_11, MASK_10, MASK_9, MASK_8, MASK_7, MASK_6, MASK_5, MASK_4, MASK_3, MASK_2, MASK_1, MASK_0,
input WDATA_15, WDATA_14, WDATA_13, WDATA_12, WDATA_11, WDATA_10, WDATA_9, WDATA_8, WDATA_7, WDATA_6, WDATA_5, WDATA_4, WDATA_3, WDATA_2, WDATA_1, WDATA_0
);
parameter WRITE_MODE = 0;
parameter READ_MODE = 0;
parameter NEG_CLK_R = 1'b0;
parameter NEG_CLK_W = 1'b0;
parameter INIT_0 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_1 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_2 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_3 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_4 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_5 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_6 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_7 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_8 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_9 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
parameter INIT_F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
// Pull-down and pull-up functions
function pd;
input x;
begin
pd = (x === 1'bz) ? 1'b0 : x;
end
endfunction
function pu;
input x;
begin
pu = (x === 1'bz) ? 1'b1 : x;
end
endfunction
SB_RAM40_4K #(
.WRITE_MODE(WRITE_MODE),
.READ_MODE (READ_MODE ),
.INIT_0 (INIT_0 ),
.INIT_1 (INIT_1 ),
.INIT_2 (INIT_2 ),
.INIT_3 (INIT_3 ),
.INIT_4 (INIT_4 ),
.INIT_5 (INIT_5 ),
.INIT_6 (INIT_6 ),
.INIT_7 (INIT_7 ),
.INIT_8 (INIT_8 ),
.INIT_9 (INIT_9 ),
.INIT_A (INIT_A ),
.INIT_B (INIT_B ),
.INIT_C (INIT_C ),
.INIT_D (INIT_D ),
.INIT_E (INIT_E ),
.INIT_F (INIT_F )
) RAM (
.RDATA({RDATA_15, RDATA_14, RDATA_13, RDATA_12, RDATA_11, RDATA_10, RDATA_9, RDATA_8, RDATA_7, RDATA_6, RDATA_5, RDATA_4, RDATA_3, RDATA_2, RDATA_1, RDATA_0}),
.RCLK (pd(RCLK) ^ NEG_CLK_R),
.RCLKE(pu(RCLKE)),
.RE (pd(RE)),
.RADDR({pd(RADDR_10), pd(RADDR_9), pd(RADDR_8), pd(RADDR_7), pd(RADDR_6), pd(RADDR_5), pd(RADDR_4), pd(RADDR_3), pd(RADDR_2), pd(RADDR_1), pd(RADDR_0)}),
.WCLK (pd(WCLK) ^ NEG_CLK_W),
.WCLKE(pu(WCLKE)),
.WE (pd(WE)),
.WADDR({pd(WADDR_10), pd(WADDR_9), pd(WADDR_8), pd(WADDR_7), pd(WADDR_6), pd(WADDR_5), pd(WADDR_4), pd(WADDR_3), pd(WADDR_2), pd(WADDR_1), pd(WADDR_0)}),
.MASK ({pd(MASK_15), pd(MASK_14), pd(MASK_13), pd(MASK_12), pd(MASK_11), pd(MASK_10), pd(MASK_9), pd(MASK_8),
pd(MASK_7), pd(MASK_6), pd(MASK_5), pd(MASK_4), pd(MASK_3), pd(MASK_2), pd(MASK_1), pd(MASK_0)}),
.WDATA({pd(WDATA_15), pd(WDATA_14), pd(WDATA_13), pd(WDATA_12), pd(WDATA_11), pd(WDATA_10), pd(WDATA_9), pd(WDATA_8),
pd(WDATA_7), pd(WDATA_6), pd(WDATA_5), pd(WDATA_4), pd(WDATA_3), pd(WDATA_2), pd(WDATA_1), pd(WDATA_0)})
);
`ifdef TIMING
specify
(RCLK => RDATA_15) = (0:0:0, 0:0:0);
(RCLK => RDATA_14) = (0:0:0, 0:0:0);
(RCLK => RDATA_13) = (0:0:0, 0:0:0);
(RCLK => RDATA_12) = (0:0:0, 0:0:0);
(RCLK => RDATA_11) = (0:0:0, 0:0:0);
(RCLK => RDATA_10) = (0:0:0, 0:0:0);
(RCLK => RDATA_9) = (0:0:0, 0:0:0);
(RCLK => RDATA_8) = (0:0:0, 0:0:0);
(RCLK => RDATA_7) = (0:0:0, 0:0:0);
(RCLK => RDATA_6) = (0:0:0, 0:0:0);
(RCLK => RDATA_5) = (0:0:0, 0:0:0);
(RCLK => RDATA_4) = (0:0:0, 0:0:0);
(RCLK => RDATA_3) = (0:0:0, 0:0:0);
(RCLK => RDATA_2) = (0:0:0, 0:0:0);
(RCLK => RDATA_1) = (0:0:0, 0:0:0);
(RCLK => RDATA_0) = (0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RCLKE, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RCLKE, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RCLKE, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RCLKE, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RE, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RE, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RE, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RE, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_10, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_10, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_10, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_10, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_9, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_9, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_9, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_9, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_8, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_8, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_8, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_8, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_7, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_7, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_7, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_7, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_6, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_6, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_6, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_6, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_5, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_5, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_5, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_5, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_4, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_4, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_4, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_4, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_3, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_3, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_3, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_3, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_2, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_2, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_2, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_2, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_1, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_1, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_1, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_1, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, posedge RADDR_0, 0:0:0, 0:0:0);
$setuphold(posedge RCLK, negedge RADDR_0, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, posedge RADDR_0, 0:0:0, 0:0:0);
$setuphold(negedge RCLK, negedge RADDR_0, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WCLKE, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WCLKE, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WCLKE, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WCLKE, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WE, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WE, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WE, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WE, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_10, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_10, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_10, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_10, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_9, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_9, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_9, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_9, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_8, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_8, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_8, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_8, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_7, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_7, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_7, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_7, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_6, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_6, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_6, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_6, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_5, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_5, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_5, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_5, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_4, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_4, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_4, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_4, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_3, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_3, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_3, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_3, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_2, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_2, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_2, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_2, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_1, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_1, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_1, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_1, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WADDR_0, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WADDR_0, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WADDR_0, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WADDR_0, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_15, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_15, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_15, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_15, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_14, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_14, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_14, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_14, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_13, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_13, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_13, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_13, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_12, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_12, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_12, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_12, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_11, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_11, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_11, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_11, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_10, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_10, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_10, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_10, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_9, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_9, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_9, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_9, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_8, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_8, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_8, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_8, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_7, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_7, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_7, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_7, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_6, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_6, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_6, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_6, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_5, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_5, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_5, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_5, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_4, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_4, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_4, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_4, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_3, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_3, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_3, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_3, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_2, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_2, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_2, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_2, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_1, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_1, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_1, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_1, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge MASK_0, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge MASK_0, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge MASK_0, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge MASK_0, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_15, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_15, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_15, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_15, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_14, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_14, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_14, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_14, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_13, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_13, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_13, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_13, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_12, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_12, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_12, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_12, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_11, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_11, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_11, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_11, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_10, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_10, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_10, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_10, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_9, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_9, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_9, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_9, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_8, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_8, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_8, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_8, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_7, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_7, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_7, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_7, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_6, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_6, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_6, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_6, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_5, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_5, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_5, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_5, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_4, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_4, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_4, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_4, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_3, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_3, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_3, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_3, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_2, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_2, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_2, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_2, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_1, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_1, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_1, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_1, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, posedge WDATA_0, 0:0:0, 0:0:0);
$setuphold(posedge WCLK, negedge WDATA_0, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, posedge WDATA_0, 0:0:0, 0:0:0);
$setuphold(negedge WCLK, negedge WDATA_0, 0:0:0, 0:0:0);
endspecify
`endif
endmodule

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@ -380,6 +380,7 @@ struct SynthIce40Pass : public ScriptPass
if (check_label("check"))
{
run("autoname");
run("hierarchy -check");
run("stat");
run("check -noinit");

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@ -1,12 +1,15 @@
read_verilog ../common/fsm.v
hierarchy -top fsm
proc
#flatten
#ERROR: Found 4 unproven $equiv cells in 'equiv_status -assert'.
#equiv_opt -assert -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
equiv_opt -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
flatten
equiv_opt -run :prove -map +/anlogic/cells_sim.v synth_anlogic
miter -equiv -make_assert -flatten gold gate miter
sat -verify -prove-asserts -show-public -set-at 1 in_reset 1 -seq 20 -prove-skip 1 miter
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd fsm # Constrain all select calls below inside the top module
select -assert-count 1 t:AL_MAP_LUT2
select -assert-count 5 t:AL_MAP_LUT5
select -assert-count 1 t:AL_MAP_LUT6

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@ -2,11 +2,16 @@ read_verilog ../common/fsm.v
hierarchy -top fsm
proc
flatten
equiv_opt -assert -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
equiv_opt -run :prove -map +/ecp5/cells_sim.v synth_ecp5
miter -equiv -make_assert -flatten gold gate miter
sat -verify -prove-asserts -show-public -set-at 1 in_reset 1 -seq 20 -prove-skip 1 miter
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd fsm # Constrain all select calls below inside the top module
select -assert-count 1 t:L6MUX21
select -assert-count 13 t:LUT4
select -assert-count 5 t:PFUMX
select -assert-count 5 t:TRELLIS_FF
select -assert-count 15 t:LUT4
select -assert-count 6 t:PFUMX
select -assert-count 6 t:TRELLIS_FF
select -assert-none t:L6MUX21 t:LUT4 t:PFUMX t:TRELLIS_FF %% t:* %D

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@ -2,9 +2,11 @@ read_verilog ../common/fsm.v
hierarchy -top fsm
proc
flatten
#ERROR: Found 4 unproven $equiv cells in 'equiv_status -assert'.
#equiv_opt -assert -map +/efinix/cells_sim.v synth_efinix # equivalency check
equiv_opt -map +/efinix/cells_sim.v synth_efinix # equivalency check
equiv_opt -run :prove -map +/efinix/cells_sim.v synth_efinix
miter -equiv -make_assert -flatten gold gate miter
sat -verify -prove-asserts -show-public -set-at 1 in_reset 1 -seq 20 -prove-skip 1 miter
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd fsm # Constrain all select calls below inside the top module

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@ -2,12 +2,15 @@ read_verilog ../common/fsm.v
hierarchy -top fsm
proc
flatten
equiv_opt -assert -map +/ice40/cells_sim.v synth_ice40 # equivalency check
equiv_opt -run :prove -map +/ice40/cells_sim.v synth_ice40
miter -equiv -make_assert -flatten gold gate miter
sat -verify -prove-asserts -show-public -set-at 1 in_reset 1 -seq 20 -prove-skip 1 miter
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd fsm # Constrain all select calls below inside the top module
select -assert-count 4 t:SB_DFF
select -assert-count 2 t:SB_DFFESR
select -assert-count 2 t:SB_DFFSR
select -assert-count 1 t:SB_DFFSS
select -assert-count 13 t:SB_LUT4
select -assert-none t:SB_DFFESR t:SB_DFFSR t:SB_DFFSS t:SB_LUT4 %% t:* %D
select -assert-count 15 t:SB_LUT4
select -assert-none t:SB_DFFESR t:SB_DFF t:SB_LUT4 %% t:* %D

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@ -2,7 +2,11 @@ read_verilog ../common/fsm.v
hierarchy -top fsm
proc
flatten
equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
miter -equiv -make_assert -flatten gold gate miter
sat -verify -prove-asserts -show-public -set-at 1 in_reset 1 -seq 20 -prove-skip 1 miter
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd fsm # Constrain all select calls below inside the top module