From ea8ac8fd7484cc7c3b8929ae339f9aeb49403c36 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Wed, 7 Aug 2019 14:52:56 -0700 Subject: Remove ice40_unlut --- techlibs/ice40/ice40_unlut.cc | 106 ------------------------------------------ 1 file changed, 106 deletions(-) delete mode 100644 techlibs/ice40/ice40_unlut.cc (limited to 'techlibs/ice40/ice40_unlut.cc') diff --git a/techlibs/ice40/ice40_unlut.cc b/techlibs/ice40/ice40_unlut.cc deleted file mode 100644 index f3f70ac1f..000000000 --- a/techlibs/ice40/ice40_unlut.cc +++ /dev/null @@ -1,106 +0,0 @@ -/* - * yosys -- Yosys Open SYnthesis Suite - * - * Copyright (C) 2012 Clifford Wolf - * - * 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" -#include -#include - -USING_YOSYS_NAMESPACE -PRIVATE_NAMESPACE_BEGIN - -static SigBit get_bit_or_zero(const SigSpec &sig) -{ - if (GetSize(sig) == 0) - return State::S0; - return sig[0]; -} - -static void run_ice40_unlut(Module *module) -{ - SigMap sigmap(module); - - for (auto cell : module->selected_cells()) - { - if (cell->type == "\\SB_LUT4") - { - SigSpec inbits; - - inbits.append(get_bit_or_zero(cell->getPort("\\I0"))); - inbits.append(get_bit_or_zero(cell->getPort("\\I1"))); - inbits.append(get_bit_or_zero(cell->getPort("\\I2"))); - inbits.append(get_bit_or_zero(cell->getPort("\\I3"))); - sigmap.apply(inbits); - - log("Mapping SB_LUT4 cell %s.%s to $lut.\n", log_id(module), log_id(cell)); - - cell->type ="$lut"; - cell->setParam("\\WIDTH", 4); - cell->setParam("\\LUT", cell->getParam("\\LUT_INIT")); - cell->unsetParam("\\LUT_INIT"); - - cell->setPort("\\A", SigSpec({ - get_bit_or_zero(cell->getPort("\\I0")), - get_bit_or_zero(cell->getPort("\\I1")), - get_bit_or_zero(cell->getPort("\\I2")), - get_bit_or_zero(cell->getPort("\\I3")) - })); - cell->setPort("\\Y", cell->getPort("\\O")[0]); - cell->unsetPort("\\I0"); - cell->unsetPort("\\I1"); - cell->unsetPort("\\I2"); - cell->unsetPort("\\I3"); - cell->unsetPort("\\O"); - - cell->check(); - } - } -} - -struct Ice40UnlutPass : public Pass { - Ice40UnlutPass() : Pass("ice40_unlut", "iCE40: transform SB_LUT4 cells to $lut cells") { } - void help() YS_OVERRIDE - { - // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| - log("\n"); - log(" ice40_unlut [options] [selection]\n"); - log("\n"); - log("This command transforms all SB_LUT4 cells to generic $lut cells.\n"); - log("\n"); - } - void execute(std::vector args, RTLIL::Design *design) YS_OVERRIDE - { - log_header(design, "Executing ICE40_UNLUT pass (convert SB_LUT4 to $lut).\n"); - log_push(); - - size_t argidx; - for (argidx = 1; argidx < args.size(); argidx++) { - // if (args[argidx] == "-???") { - // continue; - // } - break; - } - extra_args(args, argidx, design); - - for (auto module : design->selected_modules()) - run_ice40_unlut(module); - } -} Ice40UnlutPass; - -PRIVATE_NAMESPACE_END -- cgit v1.2.3 From f9020ce2b35f2fc205fc71cb095efce1a24fd86d Mon Sep 17 00:00:00 2001 From: David Shah Date: Sat, 10 Aug 2019 17:14:48 +0100 Subject: Revert "Wrap SB_LUT+SB_CARRY into $__ICE40_CARRY_WRAPPER" --- techlibs/ice40/ice40_unlut.cc | 106 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 106 insertions(+) create mode 100644 techlibs/ice40/ice40_unlut.cc (limited to 'techlibs/ice40/ice40_unlut.cc') diff --git a/techlibs/ice40/ice40_unlut.cc b/techlibs/ice40/ice40_unlut.cc new file mode 100644 index 000000000..f3f70ac1f --- /dev/null +++ b/techlibs/ice40/ice40_unlut.cc @@ -0,0 +1,106 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2012 Clifford Wolf + * + * 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" +#include +#include + +USING_YOSYS_NAMESPACE +PRIVATE_NAMESPACE_BEGIN + +static SigBit get_bit_or_zero(const SigSpec &sig) +{ + if (GetSize(sig) == 0) + return State::S0; + return sig[0]; +} + +static void run_ice40_unlut(Module *module) +{ + SigMap sigmap(module); + + for (auto cell : module->selected_cells()) + { + if (cell->type == "\\SB_LUT4") + { + SigSpec inbits; + + inbits.append(get_bit_or_zero(cell->getPort("\\I0"))); + inbits.append(get_bit_or_zero(cell->getPort("\\I1"))); + inbits.append(get_bit_or_zero(cell->getPort("\\I2"))); + inbits.append(get_bit_or_zero(cell->getPort("\\I3"))); + sigmap.apply(inbits); + + log("Mapping SB_LUT4 cell %s.%s to $lut.\n", log_id(module), log_id(cell)); + + cell->type ="$lut"; + cell->setParam("\\WIDTH", 4); + cell->setParam("\\LUT", cell->getParam("\\LUT_INIT")); + cell->unsetParam("\\LUT_INIT"); + + cell->setPort("\\A", SigSpec({ + get_bit_or_zero(cell->getPort("\\I0")), + get_bit_or_zero(cell->getPort("\\I1")), + get_bit_or_zero(cell->getPort("\\I2")), + get_bit_or_zero(cell->getPort("\\I3")) + })); + cell->setPort("\\Y", cell->getPort("\\O")[0]); + cell->unsetPort("\\I0"); + cell->unsetPort("\\I1"); + cell->unsetPort("\\I2"); + cell->unsetPort("\\I3"); + cell->unsetPort("\\O"); + + cell->check(); + } + } +} + +struct Ice40UnlutPass : public Pass { + Ice40UnlutPass() : Pass("ice40_unlut", "iCE40: transform SB_LUT4 cells to $lut cells") { } + void help() YS_OVERRIDE + { + // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| + log("\n"); + log(" ice40_unlut [options] [selection]\n"); + log("\n"); + log("This command transforms all SB_LUT4 cells to generic $lut cells.\n"); + log("\n"); + } + void execute(std::vector args, RTLIL::Design *design) YS_OVERRIDE + { + log_header(design, "Executing ICE40_UNLUT pass (convert SB_LUT4 to $lut).\n"); + log_push(); + + size_t argidx; + for (argidx = 1; argidx < args.size(); argidx++) { + // if (args[argidx] == "-???") { + // continue; + // } + break; + } + extra_args(args, argidx, design); + + for (auto module : design->selected_modules()) + run_ice40_unlut(module); + } +} Ice40UnlutPass; + +PRIVATE_NAMESPACE_END -- cgit v1.2.3 From 12c692f6eda7367527fde2a8aad49447a73aa643 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Mon, 12 Aug 2019 12:06:45 -0700 Subject: Revert "Merge pull request #1280 from YosysHQ/revert-1266-eddie/ice40_full_adder" This reverts commit c851dc13108021834533094a8a3236da6d9e0161, reversing changes made to f54bf1631ff37a83733c162e6ebd188c1d5ea18f. --- techlibs/ice40/ice40_unlut.cc | 106 ------------------------------------------ 1 file changed, 106 deletions(-) delete mode 100644 techlibs/ice40/ice40_unlut.cc (limited to 'techlibs/ice40/ice40_unlut.cc') diff --git a/techlibs/ice40/ice40_unlut.cc b/techlibs/ice40/ice40_unlut.cc deleted file mode 100644 index f3f70ac1f..000000000 --- a/techlibs/ice40/ice40_unlut.cc +++ /dev/null @@ -1,106 +0,0 @@ -/* - * yosys -- Yosys Open SYnthesis Suite - * - * Copyright (C) 2012 Clifford Wolf - * - * 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" -#include -#include - -USING_YOSYS_NAMESPACE -PRIVATE_NAMESPACE_BEGIN - -static SigBit get_bit_or_zero(const SigSpec &sig) -{ - if (GetSize(sig) == 0) - return State::S0; - return sig[0]; -} - -static void run_ice40_unlut(Module *module) -{ - SigMap sigmap(module); - - for (auto cell : module->selected_cells()) - { - if (cell->type == "\\SB_LUT4") - { - SigSpec inbits; - - inbits.append(get_bit_or_zero(cell->getPort("\\I0"))); - inbits.append(get_bit_or_zero(cell->getPort("\\I1"))); - inbits.append(get_bit_or_zero(cell->getPort("\\I2"))); - inbits.append(get_bit_or_zero(cell->getPort("\\I3"))); - sigmap.apply(inbits); - - log("Mapping SB_LUT4 cell %s.%s to $lut.\n", log_id(module), log_id(cell)); - - cell->type ="$lut"; - cell->setParam("\\WIDTH", 4); - cell->setParam("\\LUT", cell->getParam("\\LUT_INIT")); - cell->unsetParam("\\LUT_INIT"); - - cell->setPort("\\A", SigSpec({ - get_bit_or_zero(cell->getPort("\\I0")), - get_bit_or_zero(cell->getPort("\\I1")), - get_bit_or_zero(cell->getPort("\\I2")), - get_bit_or_zero(cell->getPort("\\I3")) - })); - cell->setPort("\\Y", cell->getPort("\\O")[0]); - cell->unsetPort("\\I0"); - cell->unsetPort("\\I1"); - cell->unsetPort("\\I2"); - cell->unsetPort("\\I3"); - cell->unsetPort("\\O"); - - cell->check(); - } - } -} - -struct Ice40UnlutPass : public Pass { - Ice40UnlutPass() : Pass("ice40_unlut", "iCE40: transform SB_LUT4 cells to $lut cells") { } - void help() YS_OVERRIDE - { - // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| - log("\n"); - log(" ice40_unlut [options] [selection]\n"); - log("\n"); - log("This command transforms all SB_LUT4 cells to generic $lut cells.\n"); - log("\n"); - } - void execute(std::vector args, RTLIL::Design *design) YS_OVERRIDE - { - log_header(design, "Executing ICE40_UNLUT pass (convert SB_LUT4 to $lut).\n"); - log_push(); - - size_t argidx; - for (argidx = 1; argidx < args.size(); argidx++) { - // if (args[argidx] == "-???") { - // continue; - // } - break; - } - extra_args(args, argidx, design); - - for (auto module : design->selected_modules()) - run_ice40_unlut(module); - } -} Ice40UnlutPass; - -PRIVATE_NAMESPACE_END -- cgit v1.2.3