ProtobufDesignSerializer(bool use_selection, bool aig_mode) :
aig_mode_(aig_mode), use_selection_(use_selection) { }
-
+
string get_name(IdString name)
{
return RTLIL::unescape_id(name);
{
for (auto ¶m : parameters) {
std::string key = get_name(param.first);
-
+
yosys::pb::Parameter pb_param;
(*models)[aig.name] = pb_model;
}
}
-
+
void serialize_design(yosys::pb::Design *pb, Design *design)
{
GOOGLE_PROTOBUF_VERIFY_VERSION;
//
// yosys -- Yosys Open SYnthesis Suite
-//
+//
// Copyright (C) 2018 Serge Bazanski <q3k@symbioticeda.com>
-//
+//
// 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
BitVector bits = 2;
}
map<string, Port> port = 2;
-
+
// Named cells in this module.
message Cell {
// Set to true when the name of this cell is automatically created and
TYPE_FALSE = 6;
};
Type type = 1;
-
+
message Port {
// Name of port.
string portname = 1;
// Set for AND, NAND.
Gate gate = 3;
}
-
+
// Set when the node drives given output port(s).
message OutPort {
// Name of port.
cmd = line.split()
if len(cmd) == 0 or cmd[0].startswith("//"): continue
cmd = cmd[0]
-
+
if cmd == "state":
m = re.match(r"^state\s+<(.*?)>\s+(([A-Za-z_][A-Za-z_0-9]*\s+)*[A-Za-z_][A-Za-z_0-9]*)\s*$", line)
assert m
module PADOUT (output padout, input padin, input oe);
assign padout = padin;
assign oe = oe;
-endmodule
+endmodule
module LUT4 (output dout,
input din0, din1, din2, din3);
datac_w, datad_w);
end
assign dout = combout_rt & 1'b1;
-endmodule
+endmodule
module DFF (output q,
input d, ck);
reg q;
always @(posedge ck)
q <= d;
-
+
endmodule
eqn += names[j];
else
eqn += std::string("~") + names[j];
-
+
if (j!=(inputs-1)) eqn += "*";
}
eqn += ")+";
}
}
- if (eqn.empty()) return Const("0");
+ if (eqn.empty()) return Const("0");
eqn = eqn.substr(0, eqn.length()-1);
return Const(eqn);
}
parameter A_WIDTH = 1;
parameter B_WIDTH = 1;
parameter Y_WIDTH = 1;
-
+
input [A_WIDTH-1:0] A;
input [B_WIDTH-1:0] B;
output [Y_WIDTH-1:0] X, Y;
-
+
input CI, BI;
output [Y_WIDTH-1:0] CO;
-
+
wire _TECHMAP_FAIL_ = Y_WIDTH <= 2;
-
+
wire [Y_WIDTH-1:0] A_buf, B_buf;
\$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(Y_WIDTH)) A_conv (.A(A), .Y(A_buf));
\$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) B_conv (.A(B), .Y(B_buf));
-
+
wire [Y_WIDTH-1:0] AA = A_buf;
wire [Y_WIDTH-1:0] BB = BI ? ~B_buf : B_buf;
wire [Y_WIDTH-1:0] C = {CO, CI};
-
+
genvar i;
generate for (i = 0; i < Y_WIDTH; i = i + 1) begin:slice
ALU #(.ALU_MODE(32'b0))
if (args[argidx] == "-noflatten") {
flatten = false;
continue;
- }
+ }
break;
}
extra_args(args, argidx, design);
wire VCC;
assign VCC = 1'b1;
-
+
cycloneiv_lcell_comb gen_sum_0 (.combout(sum_x),
.dataa(a_c),
.datab(b_c),
.datad(VCC));
defparam syn__05_.lut_mask = 16'b1001011010010110;
defparam syn__05_.sum_lutc_input = "datac";
-
+
cycloneiv_lcell_comb gen_cout_0 (.combout(cout_t),
.dataa(cin_c),
.datab(b_c),
.datad(VCC));
defparam syn__06_.lut_mask = 16'b1110000011100000;
defparam syn__06_.sum_lutc_input = "datac";
-
+
endmodule // fa
module f_stage();
-
+
endmodule // f_stage
module f_end();
.cin_c(C[0]),
.cout_t(C0[1]),
.sum_x(Y[0]));
-
+
genvar i;
generate for (i = 1; i < Y_WIDTH; i = i + 1) begin:slice
cycloneive_lcell_comb #(.lut_mask(16'b0101_1010_0101_0000), .sum_lutc_input("cin")) arith_cell (.combout(Y[i]), .cout(CO[i]), .dataa(BB[i]), .datab(1'b1), .datac(1'b1), .datad(1'b1), .cin(C[i]));
wire VCC;
wire GND;
assign {VCC,GND} = {1'b1,1'b0};
-
+
generate
if (WIDTH == 1) begin
assign Y = ~A[0]; // Not need to spend 1 logic cell for such an easy function
TODO: There's not a just 7-input function on Cyclone V, see the following note:
**Extended LUT Mode**
Use extended LUT mode to implement a specific set of 7-input functions. The set must
- be a 2-to-1 multiplexer fed by two arbitrary 5-input functions sharing four inputs.
+ be a 2-to-1 multiplexer fed by two arbitrary 5-input functions sharing four inputs.
[source](Device Interfaces and Integration Basics for Cyclone V Devices).
end*/
else
projects / yosys.git / commitdiff