/* * yosys -- Yosys Open SYnthesis Suite * * Copyright (C) 2018 Icenowy Zheng * * 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" #include "kernel/sigtools.h" USING_YOSYS_NAMESPACE PRIVATE_NAMESPACE_BEGIN struct DetermineInitPass : public Pass { DetermineInitPass() : Pass("determine_init", "Determine the init value of cells") { } void help() YS_OVERRIDE { log("\n"); log(" determine_init [selection]\n"); log("\n"); log("Determine the init value of cells that doesn't allow unknown init value.\n"); log("\n"); } Const determine_init(Const init) { for (int i = 0; i < GetSize(init); i++) { if (init[i] != State::S0 && init[i] != State::S1) init[i] = State::S0; } return init; } void execute(std::vector args, RTLIL::Design *design) YS_OVERRIDE { log_header(design, "Executing DETERMINE_INIT pass (determine init value for cells).\n"); extra_args(args, args.size(), design); int cnt = 0; for (auto module : design->selected_modules()) { for (auto cell : module->selected_cells()) { if (cell->type == ID(RAM16S4)) { cell->setParam(ID(INIT_0), determine_init(cell->getParam(ID(INIT_0)))); cell->setParam(ID(INIT_1), determine_init(cell->getParam(ID(INIT_1)))); cell->setParam(ID(INIT_2), determine_init(cell->getParam(ID(INIT_2)))); cell->setParam(ID(INIT_3), determine_init(cell->getParam(ID(INIT_3)))); cnt++; } } } log_header(design, "Updated %d cells with determined init value.\n", cnt); } } DetermineInitPass; PRIVATE_NAMESPACE_END >

path: root/quantum/analog.c

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