mirror of https://github.com/YosysHQ/yosys.git
78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
/*
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* yosys -- Yosys Open SYnthesis Suite
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*
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* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
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*
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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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*
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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/yosys.h"
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#include "kernel/sigtools.h"
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#include "passes/pmgen/ice40_dsp_pm.h"
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USING_YOSYS_NAMESPACE
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PRIVATE_NAMESPACE_BEGIN
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struct Ice40DspPass : public Pass {
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Ice40DspPass() : Pass("ice40_dsp", "iCE40: map multipliers") { }
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void help() YS_OVERRIDE
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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(" ice40_dsp [options] [selection]\n");
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log("\n");
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log("Map multipliers and iCE40 DSP resources.\n");
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log("\n");
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}
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void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
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{
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log_header(design, "Executing ICE40_DSP pass (map multipliers).\n");
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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] == "-singleton") {
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// singleton_mode = true;
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// continue;
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// }
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break;
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}
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extra_args(args, argidx, design);
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for (auto module : design->selected_modules())
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{
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ice40_dsp_pm pm(module, module->cells());
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pm.match([&]()
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{
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log("\n");
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log("ffA: %s\n", log_id(pm.st.ffA, "--"));
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log("ffB: %s\n", log_id(pm.st.ffB, "--"));
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log("mul: %s\n", log_id(pm.st.mul, "--"));
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log("ffY: %s\n", log_id(pm.st.ffY, "--"));
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log("addAB: %s\n", log_id(pm.st.addAB, "--"));
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log("muxAB: %s\n", log_id(pm.st.muxAB, "--"));
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log("ffS: %s\n", log_id(pm.st.ffS, "--"));
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pm.blacklist(pm.st.mul);
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pm.blacklist(pm.st.ffA);
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pm.blacklist(pm.st.ffB);
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pm.blacklist(pm.st.ffY);
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pm.blacklist(pm.st.ffS);
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});
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}
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}
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} Ice40DspPass;
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PRIVATE_NAMESPACE_END
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