2015-03-05 13:37:55 -06:00
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/*
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* yosys -- Yosys Open SYnthesis Suite
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*
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2021-06-07 17:39:36 -05:00
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* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
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2015-07-02 04:14:30 -05:00
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*
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2015-03-05 13:37:55 -06:00
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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2015-07-02 04:14:30 -05:00
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*
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2015-03-05 13:37:55 -06:00
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#include "kernel/register.h"
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#include "kernel/celltypes.h"
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#include "kernel/rtlil.h"
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#include "kernel/log.h"
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USING_YOSYS_NAMESPACE
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PRIVATE_NAMESPACE_BEGIN
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2016-03-31 04:16:34 -05:00
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struct SynthIce40Pass : public ScriptPass
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2015-03-05 13:37:55 -06:00
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{
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2016-03-31 04:16:34 -05:00
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SynthIce40Pass() : ScriptPass("synth_ice40", "synthesis for iCE40 FPGAs") { }
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2015-03-05 13:37:55 -06:00
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2020-06-18 18:34:52 -05:00
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void on_register() override
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2020-05-04 13:44:00 -05:00
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{
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RTLIL::constpad["synth_ice40.abc9.hx.W"] = "250";
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RTLIL::constpad["synth_ice40.abc9.lp.W"] = "400";
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RTLIL::constpad["synth_ice40.abc9.u.W"] = "750";
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}
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2020-06-18 18:34:52 -05:00
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void help() override
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2015-03-05 13:37:55 -06:00
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{
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// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
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log("\n");
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log(" synth_ice40 [options]\n");
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log("\n");
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2016-11-01 05:32:02 -05:00
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log("This command runs synthesis for iCE40 FPGAs.\n");
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2015-03-05 13:37:55 -06:00
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log("\n");
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2019-04-17 17:19:02 -05:00
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log(" -device < hx | lp | u >\n");
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2019-06-28 11:49:01 -05:00
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log(" relevant only for '-abc9' flow, optimise timing for the specified device.\n");
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log(" default: hx\n");
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2019-04-17 17:04:46 -05:00
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log("\n");
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2015-03-05 13:37:55 -06:00
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log(" -top <module>\n");
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2017-09-29 10:52:57 -05:00
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log(" use the specified module as top module\n");
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2015-03-05 13:37:55 -06:00
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log("\n");
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2015-05-26 10:04:37 -05:00
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log(" -blif <file>\n");
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log(" write the design to the specified BLIF file. writing of an output file\n");
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log(" is omitted if this parameter is not specified.\n");
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log("\n");
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log(" -edif <file>\n");
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2018-06-13 06:35:10 -05:00
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log(" write the design to the specified EDIF file. writing of an output file\n");
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log(" is omitted if this parameter is not specified.\n");
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log("\n");
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log(" -json <file>\n");
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log(" write the design to the specified JSON file. writing of an output file\n");
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2015-05-26 10:04:37 -05:00
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log(" is omitted if this parameter is not specified.\n");
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log("\n");
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2015-03-05 13:37:55 -06:00
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log(" -run <from_label>:<to_label>\n");
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log(" only run the commands between the labels (see below). an empty\n");
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log(" from label is synonymous to 'begin', and empty to label is\n");
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log(" synonymous to the end of the command list.\n");
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log("\n");
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2015-06-09 13:28:17 -05:00
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log(" -noflatten\n");
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log(" do not flatten design before synthesis\n");
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2015-04-23 17:06:50 -05:00
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log("\n");
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2020-04-13 19:32:21 -05:00
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log(" -dff\n");
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log(" run 'abc'/'abc9' with -dff option\n");
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log("\n");
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2015-04-23 17:06:50 -05:00
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log(" -retime\n");
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2019-12-30 14:11:45 -06:00
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log(" run 'abc' with '-dff -D 1' options\n");
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2015-04-23 17:06:50 -05:00
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log("\n");
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log(" -nocarry\n");
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log(" do not use SB_CARRY cells in output netlist\n");
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log("\n");
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2018-04-16 13:44:26 -05:00
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log(" -nodffe\n");
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log(" do not use SB_DFFE* cells in output netlist\n");
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log("\n");
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2018-11-14 19:49:35 -06:00
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log(" -dffe_min_ce_use <min_ce_use>\n");
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log(" do not use SB_DFFE* cells if the resulting CE line would go to less\n");
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2019-07-11 05:46:45 -05:00
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log(" than min_ce_use SB_DFFE* in output netlist\n");
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2018-11-14 19:49:35 -06:00
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log("\n");
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2015-04-23 17:06:50 -05:00
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log(" -nobram\n");
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log(" do not use SB_RAM40_4K* cells in output netlist\n");
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log("\n");
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2022-02-27 02:29:26 -06:00
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log(" -spram\n");
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log(" enable automatic inference of SB_SPRAM256KA\n");
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log("\n");
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2019-02-20 09:42:27 -06:00
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log(" -dsp\n");
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log(" use iCE40 UltraPlus DSP cells for large arithmetic\n");
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log("\n");
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2018-12-04 23:24:15 -06:00
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log(" -noabc\n");
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log(" use built-in Yosys LUT techmapping instead of abc\n");
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log("\n");
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2015-12-08 04:16:26 -06:00
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log(" -abc2\n");
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log(" run two passes of 'abc' for slightly improved logic density\n");
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log("\n");
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2017-11-16 14:37:02 -06:00
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log(" -vpr\n");
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log(" generate an output netlist (and BLIF file) suitable for VPR\n");
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2017-12-08 20:44:45 -06:00
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log(" (this feature is experimental and incomplete)\n");
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2017-11-16 14:37:02 -06:00
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log("\n");
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2019-02-14 15:19:27 -06:00
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log(" -abc9\n");
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2019-06-14 12:32:46 -05:00
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log(" use new ABC9 flow (EXPERIMENTAL)\n");
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2019-02-14 15:19:27 -06:00
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log("\n");
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2020-04-01 11:29:56 -05:00
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log(" -flowmap\n");
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log(" use FlowMap LUT techmapping instead of abc (EXPERIMENTAL)\n");
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log("\n");
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2022-06-02 10:15:28 -05:00
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log(" -no-rw-check\n");
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log(" marks all recognized read ports as \"return don't-care value on\n");
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log(" read/write collision\" (same result as setting the no_rw_check\n");
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log(" attribute on all memories).\n");
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log("\n");
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2015-03-05 13:37:55 -06:00
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log("\n");
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log("The following commands are executed by this synthesis command:\n");
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2016-03-31 04:16:34 -05:00
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help_script();
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2015-03-05 13:37:55 -06:00
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log("\n");
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}
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2016-03-31 04:16:34 -05:00
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2020-01-12 13:26:05 -06:00
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string top_opt, blif_file, edif_file, json_file, device_opt;
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2022-06-02 10:15:28 -05:00
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bool nocarry, nodffe, nobram, spram, dsp, flatten, retime, noabc, abc2, vpr, abc9, dff, flowmap, no_rw_check;
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2018-11-14 19:49:35 -06:00
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int min_ce_use;
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2016-03-31 04:16:34 -05:00
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2020-06-18 18:34:52 -05:00
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void clear_flags() override
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2016-03-31 04:16:34 -05:00
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{
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top_opt = "-auto-top";
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blif_file = "";
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edif_file = "";
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2018-06-13 06:35:10 -05:00
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json_file = "";
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2016-03-31 04:16:34 -05:00
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nocarry = false;
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2018-04-16 13:44:26 -05:00
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nodffe = false;
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2018-11-14 19:49:35 -06:00
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min_ce_use = -1;
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2016-03-31 04:16:34 -05:00
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nobram = false;
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2022-02-27 02:29:26 -06:00
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spram = false;
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2019-02-20 09:42:27 -06:00
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dsp = false;
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2016-03-31 04:16:34 -05:00
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flatten = true;
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retime = false;
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2018-12-04 23:24:15 -06:00
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noabc = false;
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2016-03-31 04:16:34 -05:00
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abc2 = false;
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2017-11-16 14:37:02 -06:00
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vpr = false;
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2020-01-12 13:26:05 -06:00
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abc9 = false;
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2020-04-01 11:29:56 -05:00
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flowmap = false;
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2019-04-17 17:19:02 -05:00
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device_opt = "hx";
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2022-06-02 10:15:28 -05:00
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no_rw_check = false;
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2016-03-31 04:16:34 -05:00
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}
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2020-06-18 18:34:52 -05:00
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void execute(std::vector<std::string> args, RTLIL::Design *design) override
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2015-03-05 13:37:55 -06:00
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{
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2016-04-23 03:27:33 -05:00
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string run_from, run_to;
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2016-03-31 04:16:34 -05:00
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clear_flags();
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2015-03-05 13:37:55 -06:00
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size_t argidx;
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for (argidx = 1; argidx < args.size(); argidx++)
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{
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if (args[argidx] == "-top" && argidx+1 < args.size()) {
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2015-04-14 06:45:15 -05:00
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top_opt = "-top " + args[++argidx];
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2015-03-05 13:37:55 -06:00
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continue;
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}
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2015-05-26 10:04:37 -05:00
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if (args[argidx] == "-blif" && argidx+1 < args.size()) {
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blif_file = args[++argidx];
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continue;
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}
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if (args[argidx] == "-edif" && argidx+1 < args.size()) {
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edif_file = args[++argidx];
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continue;
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}
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2018-06-13 06:35:10 -05:00
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if (args[argidx] == "-json" && argidx+1 < args.size()) {
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json_file = args[++argidx];
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continue;
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}
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2015-03-05 13:37:55 -06:00
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if (args[argidx] == "-run" && argidx+1 < args.size()) {
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size_t pos = args[argidx+1].find(':');
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if (pos == std::string::npos)
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break;
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run_from = args[++argidx].substr(0, pos);
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run_to = args[argidx].substr(pos+1);
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continue;
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}
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2015-04-23 17:06:50 -05:00
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if (args[argidx] == "-flatten") {
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flatten = true;
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continue;
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}
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2015-06-09 13:28:17 -05:00
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if (args[argidx] == "-noflatten") {
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flatten = false;
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continue;
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}
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2015-04-23 17:06:50 -05:00
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if (args[argidx] == "-retime") {
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retime = true;
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continue;
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}
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2018-12-04 18:28:03 -06:00
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if (args[argidx] == "-relut") {
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2019-07-11 05:46:30 -05:00
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// removed, opt_lut is always run
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2018-12-04 18:28:03 -06:00
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continue;
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}
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2015-04-18 02:33:08 -05:00
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if (args[argidx] == "-nocarry") {
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nocarry = true;
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continue;
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}
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2018-04-16 13:44:26 -05:00
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if (args[argidx] == "-nodffe") {
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nodffe = true;
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continue;
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}
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2018-11-14 19:49:35 -06:00
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if (args[argidx] == "-dffe_min_ce_use" && argidx+1 < args.size()) {
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2019-08-07 13:09:17 -05:00
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min_ce_use = atoi(args[++argidx].c_str());
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2018-11-14 19:49:35 -06:00
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continue;
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}
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2015-04-23 17:06:50 -05:00
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if (args[argidx] == "-nobram") {
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nobram = true;
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continue;
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}
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2022-02-27 02:29:26 -06:00
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if (args[argidx] == "-spram") {
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spram = true;
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continue;
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}
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2019-02-20 09:42:27 -06:00
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if (args[argidx] == "-dsp") {
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dsp = true;
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continue;
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}
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2018-12-04 23:24:15 -06:00
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if (args[argidx] == "-noabc") {
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noabc = true;
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continue;
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}
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2015-12-08 04:16:26 -06:00
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if (args[argidx] == "-abc2") {
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abc2 = true;
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continue;
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}
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2017-11-16 14:37:02 -06:00
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if (args[argidx] == "-vpr") {
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vpr = true;
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continue;
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}
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2019-02-14 15:19:27 -06:00
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if (args[argidx] == "-abc9") {
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2020-01-12 13:26:05 -06:00
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abc9 = true;
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2019-02-14 15:19:27 -06:00
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continue;
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}
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2020-04-13 19:32:21 -05:00
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if (args[argidx] == "-dff") {
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dff = true;
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continue;
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}
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2019-04-17 17:04:46 -05:00
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if (args[argidx] == "-device" && argidx+1 < args.size()) {
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device_opt = args[++argidx];
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continue;
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}
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2020-05-12 17:40:13 -05:00
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if (args[argidx] == "-flowmap") {
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flowmap = true;
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continue;
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}
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2022-06-02 10:15:28 -05:00
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if (args[argidx] == "-no-rw-check") {
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no_rw_check = true;
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continue;
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}
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2015-03-05 13:37:55 -06:00
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break;
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}
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extra_args(args, argidx, design);
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if (!design->full_selection())
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2018-12-07 13:14:07 -06:00
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log_cmd_error("This command only operates on fully selected designs!\n");
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2019-04-17 17:19:02 -05:00
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if (device_opt != "hx" && device_opt != "lp" && device_opt !="u")
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2019-04-17 17:07:44 -05:00
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log_cmd_error("Invalid or no device specified: '%s'\n", device_opt.c_str());
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2015-03-05 13:37:55 -06:00
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2020-01-12 13:26:05 -06:00
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if (abc9 && retime)
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2019-07-10 14:47:48 -05:00
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log_cmd_error("-retime option not currently compatible with -abc9!\n");
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2020-05-12 17:40:13 -05:00
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if (abc9 && noabc)
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log_cmd_error("-abc9 is incompatible with -noabc!\n");
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if (abc9 && flowmap)
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log_cmd_error("-abc9 is incompatible with -flowmap!\n");
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if (flowmap && noabc)
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log_cmd_error("-flowmap is incompatible with -noabc!\n");
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2020-02-28 08:29:57 -06:00
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2016-04-21 16:28:37 -05:00
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log_header(design, "Executing SYNTH_ICE40 pass.\n");
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2015-03-05 13:37:55 -06:00
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|
|
log_push();
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
run_script(design, run_from, run_to);
|
|
|
|
|
|
|
|
log_pop();
|
|
|
|
}
|
|
|
|
|
2020-06-18 18:34:52 -05:00
|
|
|
void script() override
|
2016-03-31 04:16:34 -05:00
|
|
|
{
|
2020-02-13 12:30:56 -06:00
|
|
|
std::string define;
|
|
|
|
if (device_opt == "lp")
|
|
|
|
define = "-D ICE40_LP";
|
|
|
|
else if (device_opt == "u")
|
|
|
|
define = "-D ICE40_U";
|
|
|
|
else
|
|
|
|
define = "-D ICE40_HX";
|
2022-06-02 10:15:28 -05:00
|
|
|
std::string no_rw_check_opt = "";
|
|
|
|
if (no_rw_check)
|
|
|
|
no_rw_check_opt = " -no-rw-check";
|
|
|
|
if (help_mode)
|
|
|
|
no_rw_check_opt = " [-no-rw-check]";
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("begin"))
|
2015-03-05 13:37:55 -06:00
|
|
|
{
|
2020-02-13 11:58:20 -06:00
|
|
|
run("read_verilog " + define + " -lib -specify +/ice40/cells_sim.v");
|
2016-03-31 04:16:34 -05:00
|
|
|
run(stringf("hierarchy -check %s", help_mode ? "-top <top>" : top_opt.c_str()));
|
2019-02-20 09:42:27 -06:00
|
|
|
run("proc");
|
2015-03-05 13:37:55 -06:00
|
|
|
}
|
|
|
|
|
2019-04-26 16:31:59 -05:00
|
|
|
if (check_label("flatten", "(unless -noflatten)"))
|
2015-04-23 17:06:50 -05:00
|
|
|
{
|
2019-04-26 16:31:59 -05:00
|
|
|
if (flatten) {
|
|
|
|
run("flatten");
|
|
|
|
run("tribuf -logic");
|
|
|
|
run("deminout");
|
|
|
|
}
|
2015-04-23 17:06:50 -05:00
|
|
|
}
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("coarse"))
|
2015-03-05 13:37:55 -06:00
|
|
|
{
|
2019-02-20 09:42:27 -06:00
|
|
|
run("opt_expr");
|
|
|
|
run("opt_clean");
|
|
|
|
run("check");
|
2020-07-20 16:19:51 -05:00
|
|
|
run("opt -nodffe -nosdff");
|
2020-07-22 06:34:11 -05:00
|
|
|
run("fsm");
|
|
|
|
run("opt");
|
2019-02-20 09:42:27 -06:00
|
|
|
run("wreduce");
|
2019-04-30 01:10:37 -05:00
|
|
|
run("peepopt");
|
|
|
|
run("opt_clean");
|
2019-02-20 09:42:27 -06:00
|
|
|
run("share");
|
|
|
|
run("techmap -map +/cmp2lut.v -D LUT_WIDTH=4");
|
|
|
|
run("opt_expr");
|
|
|
|
run("opt_clean");
|
2019-07-18 17:38:09 -05:00
|
|
|
if (help_mode || dsp) {
|
2022-06-02 10:15:28 -05:00
|
|
|
run("memory_dff" + no_rw_check_opt); // ice40_dsp will merge registers, reserve memory port registers first
|
2020-01-17 17:41:55 -06:00
|
|
|
run("wreduce t:$mul");
|
2019-09-20 10:56:16 -05:00
|
|
|
run("techmap -map +/mul2dsp.v -map +/ice40/dsp_map.v -D DSP_A_MAXWIDTH=16 -D DSP_B_MAXWIDTH=16 "
|
2019-09-20 11:02:29 -05:00
|
|
|
"-D DSP_A_MINWIDTH=2 -D DSP_B_MINWIDTH=2 -D DSP_Y_MINWIDTH=11 "
|
2019-09-20 10:56:16 -05:00
|
|
|
"-D DSP_NAME=$__MUL16X16", "(if -dsp)");
|
2019-09-26 12:15:05 -05:00
|
|
|
run("select a:mul2dsp", " (if -dsp)");
|
2019-09-27 16:32:07 -05:00
|
|
|
run("setattr -unset mul2dsp", " (if -dsp)");
|
2019-09-26 12:15:05 -05:00
|
|
|
run("opt_expr -fine", " (if -dsp)");
|
|
|
|
run("wreduce", " (if -dsp)");
|
|
|
|
run("select -clear", " (if -dsp)");
|
|
|
|
run("ice40_dsp", " (if -dsp)");
|
|
|
|
run("chtype -set $mul t:$__soft_mul", "(if -dsp)");
|
2019-07-18 17:38:09 -05:00
|
|
|
}
|
2019-02-20 09:42:27 -06:00
|
|
|
run("alumacc");
|
|
|
|
run("opt");
|
2022-06-02 10:15:28 -05:00
|
|
|
run("memory -nomap" + no_rw_check_opt);
|
2019-02-20 09:42:27 -06:00
|
|
|
run("opt_clean");
|
2015-03-05 13:37:55 -06:00
|
|
|
}
|
|
|
|
|
2022-02-27 02:29:26 -06:00
|
|
|
if (check_label("map_ram"))
|
2015-04-23 17:06:50 -05:00
|
|
|
{
|
2022-02-27 02:29:26 -06:00
|
|
|
std::string args = "";
|
|
|
|
if (!spram)
|
|
|
|
args += " -no-auto-huge";
|
|
|
|
if (nobram)
|
|
|
|
args += " -no-auto-block";
|
|
|
|
if (help_mode)
|
|
|
|
args += " [-no-auto-huge] [-no-auto-block]";
|
|
|
|
run("memory_libmap -lib +/ice40/brams.txt -lib +/ice40/spram.txt" + args, "(-no-auto-huge unless -spram, -no-auto-block if -nobram)");
|
|
|
|
run("techmap -map +/ice40/brams_map.v -map +/ice40/spram_map.v");
|
2019-03-07 17:11:17 -06:00
|
|
|
run("ice40_braminit");
|
2015-04-23 17:06:50 -05:00
|
|
|
}
|
|
|
|
|
2019-07-11 05:56:59 -05:00
|
|
|
if (check_label("map_ffram"))
|
2015-03-05 13:37:55 -06:00
|
|
|
{
|
2016-03-31 04:16:34 -05:00
|
|
|
run("opt -fast -mux_undef -undriven -fine");
|
2022-02-27 02:29:26 -06:00
|
|
|
run("memory_map");
|
2016-03-31 04:16:34 -05:00
|
|
|
run("opt -undriven -fine");
|
2018-12-06 06:02:42 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
if (check_label("map_gates"))
|
|
|
|
{
|
2015-04-18 02:33:08 -05:00
|
|
|
if (nocarry)
|
2016-03-31 04:16:34 -05:00
|
|
|
run("techmap");
|
2019-08-12 14:06:45 -05:00
|
|
|
else {
|
|
|
|
run("ice40_wrapcarry");
|
|
|
|
run("techmap -map +/techmap.v -map +/ice40/arith_map.v");
|
|
|
|
}
|
2020-02-05 20:39:01 -06:00
|
|
|
run("opt -fast");
|
2019-07-10 14:47:48 -05:00
|
|
|
if (retime || help_mode)
|
2020-01-12 13:26:05 -06:00
|
|
|
run("abc -dff -D 1", "(only if -retime)");
|
2016-03-31 04:16:34 -05:00
|
|
|
run("ice40_opt");
|
2015-03-05 13:37:55 -06:00
|
|
|
}
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("map_ffs"))
|
2015-04-16 04:30:56 -05:00
|
|
|
{
|
2020-07-02 17:21:24 -05:00
|
|
|
if (nodffe)
|
|
|
|
run(stringf("dfflegalize -cell $_DFF_?_ 0 -cell $_DFF_?P?_ 0 -cell $_SDFF_?P?_ 0 -cell $_DLATCH_?_ x"));
|
|
|
|
else
|
|
|
|
run(stringf("dfflegalize -cell $_DFF_?_ 0 -cell $_DFFE_?P_ 0 -cell $_DFF_?P?_ 0 -cell $_DFFE_?P?P_ 0 -cell $_SDFF_?P?_ 0 -cell $_SDFFCE_?P?P_ 0 -cell $_DLATCH_?_ x -mince %d", min_ce_use));
|
2020-04-13 19:32:21 -05:00
|
|
|
run("techmap -map +/ice40/ff_map.v");
|
2016-03-31 04:16:34 -05:00
|
|
|
run("opt_expr -mux_undef");
|
|
|
|
run("simplemap");
|
|
|
|
run("ice40_opt -full");
|
2015-04-16 04:30:56 -05:00
|
|
|
}
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("map_luts"))
|
2015-03-05 13:37:55 -06:00
|
|
|
{
|
2016-03-31 04:16:34 -05:00
|
|
|
if (abc2 || help_mode) {
|
2020-01-12 13:26:05 -06:00
|
|
|
run("abc", " (only if -abc2)");
|
2016-03-31 04:16:34 -05:00
|
|
|
run("ice40_opt", "(only if -abc2)");
|
2015-12-22 05:19:11 -06:00
|
|
|
}
|
2016-05-06 16:02:37 -05:00
|
|
|
run("techmap -map +/ice40/latches_map.v");
|
2020-02-28 08:29:57 -06:00
|
|
|
if (noabc || flowmap || help_mode) {
|
|
|
|
run("simplemap", " (if -noabc or -flowmap)");
|
2020-05-12 17:40:13 -05:00
|
|
|
if (noabc || help_mode)
|
|
|
|
run("techmap -map +/gate2lut.v -D LUT_WIDTH=4", "(only if -noabc)");
|
|
|
|
if (flowmap || help_mode)
|
|
|
|
run("flowmap -maxlut 4", "(only if -flowmap)");
|
2018-12-04 23:24:15 -06:00
|
|
|
}
|
|
|
|
if (!noabc) {
|
2020-01-12 13:26:05 -06:00
|
|
|
if (abc9) {
|
2020-04-16 12:25:41 -05:00
|
|
|
run("read_verilog " + define + " -icells -lib -specify +/ice40/abc9_model.v");
|
2020-05-04 13:44:00 -05:00
|
|
|
std::string abc9_opts;
|
|
|
|
std::string k = "synth_ice40.abc9.W";
|
|
|
|
if (active_design && active_design->scratchpad.count(k))
|
|
|
|
abc9_opts += stringf(" -W %s", active_design->scratchpad_get_string(k).c_str());
|
|
|
|
else {
|
|
|
|
k = stringf("synth_ice40.abc9.%s.W", device_opt.c_str());
|
|
|
|
abc9_opts += stringf(" -W %s", RTLIL::constpad.at(k).c_str());
|
|
|
|
}
|
2020-04-13 19:32:21 -05:00
|
|
|
if (dff)
|
|
|
|
abc9_opts += " -dff";
|
2020-05-04 13:44:00 -05:00
|
|
|
run("abc9 " + abc9_opts);
|
2019-06-26 05:39:44 -05:00
|
|
|
}
|
2019-04-16 18:39:30 -05:00
|
|
|
else
|
2020-04-13 19:32:21 -05:00
|
|
|
run(stringf("abc -dress -lut 4 %s", dff ? "-dff" : ""), "(skip if -noabc)");
|
2018-12-04 23:24:15 -06:00
|
|
|
}
|
2019-12-09 13:48:28 -06:00
|
|
|
run("ice40_wrapcarry -unwrap");
|
2020-04-13 19:32:21 -05:00
|
|
|
run("techmap -map +/ice40/ff_map.v");
|
2016-03-31 04:16:34 -05:00
|
|
|
run("clean");
|
2021-07-29 09:55:15 -05:00
|
|
|
run("opt_lut -dlogic SB_CARRY:I0=1:I1=2:CI=3 -dlogic SB_CARRY:CO=3");
|
2015-03-05 13:37:55 -06:00
|
|
|
}
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("map_cells"))
|
2015-03-05 13:37:55 -06:00
|
|
|
{
|
2020-04-13 19:32:21 -05:00
|
|
|
if (help_mode)
|
2020-04-14 09:48:37 -05:00
|
|
|
run("techmap -map +/ice40/cells_map.v", "(skip if -vpr)");
|
|
|
|
else if (!vpr)
|
|
|
|
run("techmap -map +/ice40/cells_map.v");
|
2016-03-31 04:16:34 -05:00
|
|
|
run("clean");
|
2015-03-05 13:37:55 -06:00
|
|
|
}
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("check"))
|
2015-03-05 13:37:55 -06:00
|
|
|
{
|
2019-11-13 06:41:16 -06:00
|
|
|
run("autoname");
|
2016-03-31 04:16:34 -05:00
|
|
|
run("hierarchy -check");
|
|
|
|
run("stat");
|
|
|
|
run("check -noinit");
|
2021-03-17 07:16:53 -05:00
|
|
|
run("blackbox =A:whitebox");
|
2015-03-05 13:37:55 -06:00
|
|
|
}
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("blif"))
|
2015-05-26 10:04:37 -05:00
|
|
|
{
|
2017-11-16 14:37:02 -06:00
|
|
|
if (!blif_file.empty() || help_mode) {
|
|
|
|
if (vpr || help_mode) {
|
|
|
|
run(stringf("opt_clean -purge"),
|
2018-06-13 06:35:10 -05:00
|
|
|
" (vpr mode)");
|
2018-04-15 18:05:52 -05:00
|
|
|
run(stringf("write_blif -attr -cname -conn -param %s",
|
2018-06-13 06:35:10 -05:00
|
|
|
help_mode ? "<file-name>" : blif_file.c_str()),
|
|
|
|
" (vpr mode)");
|
2017-11-16 14:37:02 -06:00
|
|
|
}
|
|
|
|
if (!vpr)
|
|
|
|
run(stringf("write_blif -gates -attr -param %s",
|
2018-06-13 06:35:10 -05:00
|
|
|
help_mode ? "<file-name>" : blif_file.c_str()),
|
|
|
|
" (non-vpr mode)");
|
2017-11-16 14:37:02 -06:00
|
|
|
}
|
2015-05-26 10:04:37 -05:00
|
|
|
}
|
|
|
|
|
2016-03-31 04:16:34 -05:00
|
|
|
if (check_label("edif"))
|
2015-05-26 10:04:37 -05:00
|
|
|
{
|
2016-03-31 04:16:34 -05:00
|
|
|
if (!edif_file.empty() || help_mode)
|
|
|
|
run(stringf("write_edif %s", help_mode ? "<file-name>" : edif_file.c_str()));
|
2015-05-26 10:04:37 -05:00
|
|
|
}
|
2018-06-13 06:35:10 -05:00
|
|
|
|
|
|
|
if (check_label("json"))
|
|
|
|
{
|
|
|
|
if (!json_file.empty() || help_mode)
|
|
|
|
run(stringf("write_json %s", help_mode ? "<file-name>" : json_file.c_str()));
|
|
|
|
}
|
2015-03-05 13:37:55 -06:00
|
|
|
}
|
|
|
|
} SynthIce40Pass;
|
2015-07-02 04:14:30 -05:00
|
|
|
|
2015-03-05 13:37:55 -06:00
|
|
|
PRIVATE_NAMESPACE_END
|