diff options
61 files changed, 2766 insertions, 172 deletions
diff --git a/.editorconfig b/.editorconfig new file mode 100644 index 000000000..4d6f5ef7a --- /dev/null +++ b/.editorconfig @@ -0,0 +1,7 @@ +root = true + +[*] +indent_style = tab +indent_size = tab +trim_trailing_whitespace = true +insert_final_newline = true diff --git a/.travis.yml b/.travis.yml index 321c3325f..8aacbb8b1 100644 --- a/.travis.yml +++ b/.travis.yml @@ -134,9 +134,9 @@ matrix: # Latest clang on Mac OS X - os: osx - osx_image: xcode8 + osx_image: xcode9.4 env: - - MATRIX_EVAL="CONFIG=gcc && CC=gcc-7 && CXX=g++-7" + - MATRIX_EVAL="CONFIG=clang && CC=clang && CXX=clang++" before_install: - ./.travis/setup.sh diff --git a/.travis/setup.sh b/.travis/setup.sh index 068515786..d689cd2bd 100755 --- a/.travis/setup.sh +++ b/.travis/setup.sh @@ -64,7 +64,6 @@ if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew tap Homebrew/bundle brew bundle brew install ccache - brew install gcc@7 echo echo -en 'travis_fold:end:before_install.brew\\r' echo @@ -161,7 +161,7 @@ ABCMKARGS += ARCHFLAGS="-DABC_USE_STDINT_H" else ifeq ($(CONFIG),gcc-static) LD = $(CXX) LDFLAGS := $(filter-out -rdynamic,$(LDFLAGS)) -static -LDLIBS := $(filter-out -lrt,$(LDLIBS)) +LDLIBS := $(filter-out -lrt,$(LDLIBS)) CXXFLAGS := $(filter-out -fPIC,$(CXXFLAGS)) CXXFLAGS += -std=c++11 -Os ABCMKARGS = CC="$(CC)" CXX="$(CXX)" LD="$(LD)" ABC_USE_LIBSTDCXX=1 LIBS="-lm -lpthread -static" OPTFLAGS="-O" \ @@ -358,7 +358,7 @@ endif ifeq ($(ENABLE_VERIFIC),1) VERIFIC_DIR ?= /usr/local/src/verific_lib_eval -VERIFIC_COMPONENTS ?= verilog vhdl database util containers sdf hier_tree +VERIFIC_COMPONENTS ?= verilog vhdl database util containers hier_tree CXXFLAGS += $(patsubst %,-I$(VERIFIC_DIR)/%,$(VERIFIC_COMPONENTS)) -DYOSYS_ENABLE_VERIFIC ifeq ($(OS), Darwin) LDLIBS += $(patsubst %,$(VERIFIC_DIR)/%/*-mac.a,$(VERIFIC_COMPONENTS)) -lz @@ -579,6 +579,7 @@ test: $(TARGETS) $(EXTRA_TARGETS) +cd tests/various && bash run-test.sh +cd tests/sat && bash run-test.sh +cd tests/svinterfaces && bash run-test.sh $(SEEDOPT) + +cd tests/opt && bash run-test.sh @echo "" @echo " Passed \"make test\"." @echo "" diff --git a/backends/btor/btor.cc b/backends/btor/btor.cc index 58d2a8625..ab2702807 100644 --- a/backends/btor/btor.cc +++ b/backends/btor/btor.cc @@ -506,6 +506,18 @@ struct BtorWorker } } + Const initval; + for (int i = 0; i < GetSize(sig_q); i++) + if (initbits.count(sig_q[i])) + initval.bits.push_back(initbits.at(sig_q[i]) ? State::S1 : State::S0); + else + initval.bits.push_back(State::Sx); + + int nid_init_val = -1; + + if (!initval.is_fully_undef()) + nid_init_val = get_sig_nid(initval); + int sid = get_bv_sid(GetSize(sig_q)); int nid = next_nid++; @@ -514,15 +526,7 @@ struct BtorWorker else btorf("%d state %d %s\n", nid, sid, log_id(symbol)); - Const initval; - for (int i = 0; i < GetSize(sig_q); i++) - if (initbits.count(sig_q[i])) - initval.bits.push_back(initbits.at(sig_q[i]) ? State::S1 : State::S0); - else - initval.bits.push_back(State::Sx); - - if (!initval.is_fully_undef()) { - int nid_init_val = get_sig_nid(initval); + if (nid_init_val >= 0) { int nid_init = next_nid++; if (verbose) btorf("; initval = %s\n", log_signal(initval)); diff --git a/backends/smt2/smtbmc.py b/backends/smt2/smtbmc.py index b944ee004..721a395e3 100644 --- a/backends/smt2/smtbmc.py +++ b/backends/smt2/smtbmc.py @@ -32,6 +32,7 @@ cexfile = None aimfile = None aiwfile = None aigheader = True +btorwitfile = None vlogtbfile = None vlogtbtop = None inconstr = list() @@ -92,6 +93,9 @@ yosys-smtbmc [options] <yosys_smt2_output> the AIGER witness file does not include the status and properties lines. + --btorwit <btor_witness_filename> + read a BTOR witness. + --noinfo only run the core proof, do not collect and print any additional information (e.g. which assert failed) @@ -152,7 +156,7 @@ yosys-smtbmc [options] <yosys_smt2_output> try: opts, args = getopt.getopt(sys.argv[1:], so.shortopts + "t:igcm:", so.longopts + - ["final-only", "assume-skipped=", "smtc=", "cex=", "aig=", "aig-noheader", "presat", + ["final-only", "assume-skipped=", "smtc=", "cex=", "aig=", "aig-noheader", "btorwit=", "presat", "dump-vcd=", "dump-vlogtb=", "vlogtb-top=", "dump-smtc=", "dump-all", "noinfo", "append=", "smtc-init", "smtc-top=", "noinit"]) except: @@ -189,6 +193,8 @@ for o, a in opts: aiwfile = a + ".aiw" elif o == "--aig-noheader": aigheader = False + elif o == "--btorwit": + btorwitfile = a elif o == "--dump-vcd": vcdfile = a elif o == "--dump-vlogtb": @@ -575,6 +581,103 @@ if aimfile is not None: num_steps = max(num_steps, step+1) step += 1 +if btorwitfile is not None: + with open(btorwitfile, "r") as f: + step = None + suffix = None + altsuffix = None + header_okay = False + + for line in f: + line = line.strip() + + if line == "sat": + header_okay = True + continue + + if not header_okay: + continue + + if line == "" or line[0] == "b" or line[0] == "j": + continue + + if line == ".": + break + + if line[0] == '#' or line[0] == '@': + step = int(line[1:]) + suffix = line + altsuffix = suffix + if suffix[0] == "@": + altsuffix = "#" + suffix[1:] + else: + altsuffix = "@" + suffix[1:] + continue + + line = line.split() + + if len(line) == 0: + continue + + if line[-1].endswith(suffix): + line[-1] = line[-1][0:len(line[-1]) - len(suffix)] + + if line[-1].endswith(altsuffix): + line[-1] = line[-1][0:len(line[-1]) - len(altsuffix)] + + if line[-1][0] == "$": + continue + + # BV assignments + if len(line) == 3 and line[1][0] != "[": + value = line[1] + name = line[2] + + path = smt.get_path(topmod, name) + + if not smt.net_exists(topmod, path): + continue + + width = smt.net_width(topmod, path) + + if width == 1: + assert value in ["0", "1"] + value = "true" if value == "1" else "false" + else: + value = "#b" + value + + smtexpr = "(= [%s] %s)" % (name, value) + constr_assumes[step].append((btorwitfile, smtexpr)) + + # Array assignments + if len(line) == 4 and line[1][0] == "[": + index = line[1] + value = line[2] + name = line[3] + + path = smt.get_path(topmod, name) + + if not smt.mem_exists(topmod, path): + continue + + meminfo = smt.mem_info(topmod, path) + + if meminfo[1] == 1: + assert value in ["0", "1"] + value = "true" if value == "1" else "false" + else: + value = "#b" + value + + assert index[0] == "[" + assert index[-1] == "]" + index = "#b" + index[1:-1] + + smtexpr = "(= (select [%s] %s) %s)" % (name, index, value) + constr_assumes[step].append((btorwitfile, smtexpr)) + + skip_steps = step + num_steps = step+1 + def write_vcd_trace(steps_start, steps_stop, index): filename = vcdfile.replace("%", index) print_msg("Writing trace to VCD file: %s" % (filename)) diff --git a/backends/verilog/verilog_backend.cc b/backends/verilog/verilog_backend.cc index dde03f920..922b4c44c 100644 --- a/backends/verilog/verilog_backend.cc +++ b/backends/verilog/verilog_backend.cc @@ -1352,6 +1352,8 @@ void dump_process(std::ostream &f, std::string indent, RTLIL::Process *proc, boo if (sync->type == RTLIL::STa) { f << stringf("%s" "always @* begin\n", indent.c_str()); + } else if (sync->type == RTLIL::STi) { + f << stringf("%s" "initial begin\n", indent.c_str()); } else { f << stringf("%s" "always @(", indent.c_str()); if (sync->type == RTLIL::STp || sync->type == RTLIL::ST1) diff --git a/frontends/ast/simplify.cc b/frontends/ast/simplify.cc index bb4c9735d..55abe165f 100644 --- a/frontends/ast/simplify.cc +++ b/frontends/ast/simplify.cc @@ -1913,7 +1913,7 @@ skip_dynamic_range_lvalue_expansion:; if (arg_value.bits.at(i) == RTLIL::State::S1) result = i + 1; - newNode = mkconst_int(result, false); + newNode = mkconst_int(result, true); goto apply_newNode; } diff --git a/frontends/verific/verific.cc b/frontends/verific/verific.cc index 971f0b24a..bc035c31a 100644 --- a/frontends/verific/verific.cc +++ b/frontends/verific/verific.cc @@ -2094,42 +2094,6 @@ struct VerificPass : public Pass { if (mode_all) { -#if 0 - log("Running veri_file::ElaborateAll().\n"); - if (!veri_file::ElaborateAll()) - log_cmd_error("Elaboration of Verilog modules failed.\n"); - - log("Running vhdl_file::ElaborateAll().\n"); - if (!vhdl_file::ElaborateAll()) - log_cmd_error("Elaboration of VHDL modules failed.\n"); - - Library *lib = Netlist::PresentDesign()->Owner()->Owner(); - - if (argidx == GetSize(args)) - { - MapIter iter; - char *iter_name; - Verific::Cell *iter_cell; - - FOREACH_MAP_ITEM(lib->GetCells(), iter, &iter_name, &iter_cell) { - if (*iter_name != '$') - nl_todo.insert(iter_cell->GetFirstNetlist()); - } - } - else - { - for (; argidx < GetSize(args); argidx++) - { - Verific::Cell *cell = lib->GetCell(args[argidx].c_str()); - - if (cell == nullptr) - log_cmd_error("Module not found: %s\n", args[argidx].c_str()); - - nl_todo.insert(cell->GetFirstNetlist()); - cell->GetFirstNetlist()->SetPresentDesign(); - } - } -#else log("Running hier_tree::ElaborateAll().\n"); VhdlLibrary *vhdl_lib = vhdl_file::GetLibrary(work.c_str(), 1); @@ -2146,28 +2110,12 @@ struct VerificPass : public Pass { FOREACH_ARRAY_ITEM(netlists, i, nl) nl_todo.insert(nl); delete netlists; -#endif } else { if (argidx == GetSize(args)) log_cmd_error("No top module specified.\n"); -#if 0 - for (; argidx < GetSize(args); argidx++) { - if (veri_file::GetModule(args[argidx].c_str())) { - log("Running veri_file::Elaborate(\"%s\").\n", args[argidx].c_str()); - if (!veri_file::Elaborate(args[argidx].c_str())) - log_cmd_error("Elaboration of top module `%s' failed.\n", args[argidx].c_str()); - nl_todo.insert(Netlist::PresentDesign()); - } else { - log("Running vhdl_file::Elaborate(\"%s\").\n", args[argidx].c_str()); - if (!vhdl_file::Elaborate(args[argidx].c_str())) - log_cmd_error("Elaboration of top module `%s' failed.\n", args[argidx].c_str()); - nl_todo.insert(Netlist::PresentDesign()); - } - } -#else Array veri_modules, vhdl_units; for (; argidx < GetSize(args); argidx++) { @@ -2199,7 +2147,6 @@ struct VerificPass : public Pass { FOREACH_ARRAY_ITEM(netlists, i, nl) nl_todo.insert(nl); delete netlists; -#endif } if (!verific_error_msg.empty()) diff --git a/frontends/verilog/verilog_parser.y b/frontends/verilog/verilog_parser.y index 5ab1b62df..51e112ed3 100644 --- a/frontends/verilog/verilog_parser.y +++ b/frontends/verilog/verilog_parser.y @@ -35,6 +35,7 @@ %{ #include <list> +#include <stack> #include <string.h> #include "frontends/verilog/verilog_frontend.h" #include "kernel/log.h" @@ -47,7 +48,8 @@ YOSYS_NAMESPACE_BEGIN namespace VERILOG_FRONTEND { int port_counter; std::map<std::string, int> port_stubs; - std::map<std::string, AstNode*> attr_list, default_attr_list; + std::map<std::string, AstNode*> *attr_list, default_attr_list; + std::stack<std::map<std::string, AstNode*> *> attr_list_stack; std::map<std::string, AstNode*> *albuf; std::vector<AstNode*> ast_stack; struct AstNode *astbuf1, *astbuf2, *astbuf3; @@ -175,15 +177,18 @@ design: attr: { - for (auto &it : attr_list) - delete it.second; - attr_list.clear(); + if (attr_list != nullptr) + attr_list_stack.push(attr_list); + attr_list = new std::map<std::string, AstNode*>; for (auto &it : default_attr_list) - attr_list[it.first] = it.second->clone(); + (*attr_list)[it.first] = it.second->clone(); } attr_opt { - std::map<std::string, AstNode*> *al = new std::map<std::string, AstNode*>; - al->swap(attr_list); - $$ = al; + $$ = attr_list; + if (!attr_list_stack.empty()) { + attr_list = attr_list_stack.top(); + attr_list_stack.pop(); + } else + attr_list = nullptr; }; attr_opt: @@ -192,15 +197,20 @@ attr_opt: defattr: DEFATTR_BEGIN { + if (attr_list != nullptr) + attr_list_stack.push(attr_list); + attr_list = new std::map<std::string, AstNode*>; for (auto &it : default_attr_list) delete it.second; default_attr_list.clear(); - for (auto &it : attr_list) - delete it.second; - attr_list.clear(); } opt_attr_list { - default_attr_list = attr_list; - attr_list.clear(); + attr_list->swap(default_attr_list); + delete attr_list; + if (!attr_list_stack.empty()) { + attr_list = attr_list_stack.top(); + attr_list_stack.pop(); + } else + attr_list = nullptr; } DEFATTR_END; opt_attr_list: @@ -212,15 +222,15 @@ attr_list: attr_assign: hierarchical_id { - if (attr_list.count(*$1) != 0) - delete attr_list[*$1]; - attr_list[*$1] = AstNode::mkconst_int(1, false); + if (attr_list->count(*$1) != 0) + delete (*attr_list)[*$1]; + (*attr_list)[*$1] = AstNode::mkconst_int(1, false); delete $1; } | hierarchical_id '=' expr { - if (attr_list.count(*$1) != 0) - delete attr_list[*$1]; - attr_list[*$1] = $3; + if (attr_list->count(*$1) != 0) + delete (*attr_list)[*$1]; + (*attr_list)[*$1] = $3; delete $1; }; diff --git a/kernel/celltypes.h b/kernel/celltypes.h index 6041168bb..8b8a56111 100644 --- a/kernel/celltypes.h +++ b/kernel/celltypes.h @@ -257,7 +257,7 @@ struct CellTypes return v; } - static RTLIL::Const eval(RTLIL::IdString type, const RTLIL::Const &arg1, const RTLIL::Const &arg2, bool signed1, bool signed2, int result_len) + static RTLIL::Const eval(RTLIL::IdString type, const RTLIL::Const &arg1, const RTLIL::Const &arg2, bool signed1, bool signed2, int result_len, bool *errp = nullptr) { if (type == "$sshr" && !signed1) type = "$shr"; @@ -329,10 +329,15 @@ struct CellTypes if (type == "$_ORNOT_") return const_or(arg1, eval_not(arg2), false, false, 1); + if (errp != nullptr) { + *errp = true; + return State::Sm; + } + log_abort(); } - static RTLIL::Const eval(RTLIL::Cell *cell, const RTLIL::Const &arg1, const RTLIL::Const &arg2) + static RTLIL::Const eval(RTLIL::Cell *cell, const RTLIL::Const &arg1, const RTLIL::Const &arg2, bool *errp = nullptr) { if (cell->type == "$slice") { RTLIL::Const ret; @@ -415,10 +420,10 @@ struct CellTypes bool signed_a = cell->parameters.count("\\A_SIGNED") > 0 && cell->parameters["\\A_SIGNED"].as_bool(); bool signed_b = cell->parameters.count("\\B_SIGNED") > 0 && cell->parameters["\\B_SIGNED"].as_bool(); int result_len = cell->parameters.count("\\Y_WIDTH") > 0 ? cell->parameters["\\Y_WIDTH"].as_int() : -1; - return eval(cell->type, arg1, arg2, signed_a, signed_b, result_len); + return eval(cell->type, arg1, arg2, signed_a, signed_b, result_len, errp); } - static RTLIL::Const eval(RTLIL::Cell *cell, const RTLIL::Const &arg1, const RTLIL::Const &arg2, const RTLIL::Const &arg3) + static RTLIL::Const eval(RTLIL::Cell *cell, const RTLIL::Const &arg1, const RTLIL::Const &arg2, const RTLIL::Const &arg3, bool *errp = nullptr) { if (cell->type.in("$mux", "$pmux", "$_MUX_")) { RTLIL::Const ret = arg1; @@ -436,10 +441,10 @@ struct CellTypes return eval_not(const_and(const_or(arg1, arg2, false, false, 1), arg3, false, false, 1)); log_assert(arg3.bits.size() == 0); - return eval(cell, arg1, arg2); + return eval(cell, arg1, arg2, errp); } - static RTLIL::Const eval(RTLIL::Cell *cell, const RTLIL::Const &arg1, const RTLIL::Const &arg2, const RTLIL::Const &arg3, const RTLIL::Const &arg4) + static RTLIL::Const eval(RTLIL::Cell *cell, const RTLIL::Const &arg1, const RTLIL::Const &arg2, const RTLIL::Const &arg3, const RTLIL::Const &arg4, bool *errp = nullptr) { if (cell->type == "$_AOI4_") return eval_not(const_or(const_and(arg1, arg2, false, false, 1), const_and(arg3, arg4, false, false, 1), false, false, 1)); @@ -447,7 +452,7 @@ struct CellTypes return eval_not(const_and(const_or(arg1, arg2, false, false, 1), const_and(arg3, arg4, false, false, 1), false, false, 1)); log_assert(arg4.bits.size() == 0); - return eval(cell, arg1, arg2, arg3); + return eval(cell, arg1, arg2, arg3, errp); } }; diff --git a/kernel/consteval.h b/kernel/consteval.h index 0229f5045..154373a8d 100644 --- a/kernel/consteval.h +++ b/kernel/consteval.h @@ -321,8 +321,13 @@ struct ConstEval if (sig_d.size() > 0 && !eval(sig_d, undef, cell)) return false; - set(sig_y, CellTypes::eval(cell, sig_a.as_const(), sig_b.as_const(), - sig_c.as_const(), sig_d.as_const())); + bool eval_err = false; + RTLIL::Const eval_ret = CellTypes::eval(cell, sig_a.as_const(), sig_b.as_const(), sig_c.as_const(), sig_d.as_const(), &eval_err); + + if (eval_err) + return false; + + set(sig_y, eval_ret); } return true; diff --git a/passes/cmds/rename.cc b/passes/cmds/rename.cc index dce576fdf..4b4af0a40 100644 --- a/passes/cmds/rename.cc +++ b/passes/cmds/rename.cc @@ -52,6 +52,15 @@ static void rename_in_module(RTLIL::Module *module, std::string from_name, std:: log_cmd_error("Object `%s' not found!\n", from_name.c_str()); } +static std::string derive_name_from_src(const std::string &src, int counter) +{ + std::string src_base = src.substr(0, src.find('|')); + if (src_base.empty()) + return stringf("$%d", counter); + else + return stringf("\\%s$%d", src_base.c_str(), counter); +} + struct RenamePass : public Pass { RenamePass() : Pass("rename", "rename object in the design") { } void help() YS_OVERRIDE @@ -63,6 +72,10 @@ struct RenamePass : public Pass { log("Rename the specified object. Note that selection patterns are not supported\n"); log("by this command.\n"); log("\n"); + log(" rename -src [selection]\n"); + log("\n"); + log("Assign names auto-generated from the src attribute to all selected wires and\n"); + log("cells with private names.\n"); log("\n"); log(" rename -enumerate [-pattern <pattern>] [selection]\n"); log("\n"); @@ -84,6 +97,7 @@ struct RenamePass : public Pass { void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE { std::string pattern_prefix = "_", pattern_suffix = "_"; + bool flag_src = false; bool flag_enumerate = false; bool flag_hide = false; bool flag_top = false; @@ -93,6 +107,11 @@ struct RenamePass : public Pass { for (argidx = 1; argidx < args.size(); argidx++) { std::string arg = args[argidx]; + if (arg == "-src" && !got_mode) { + flag_src = true; + got_mode = true; + continue; + } if (arg == "-enumerate" && !got_mode) { flag_enumerate = true; got_mode = true; @@ -117,6 +136,37 @@ struct RenamePass : public Pass { break; } + if (flag_src) + { + extra_args(args, argidx, design); + + for (auto &mod : design->modules_) + { + int counter = 0; + + RTLIL::Module *module = mod.second; + if (!design->selected(module)) + continue; + + dict<RTLIL::IdString, RTLIL::Wire*> new_wires; + for (auto &it : module->wires_) { + if (it.first[0] == '$' && design->selected(module, it.second)) + it.second->name = derive_name_from_src(it.second->get_src_attribute(), counter++); + new_wires[it.second->name] = it.second; + } + module->wires_.swap(new_wires); + module->fixup_ports(); + + dict<RTLIL::IdString, RTLIL::Cell*> new_cells; + for (auto &it : module->cells_) { + if (it.first[0] == '$' && design->selected(module, it.second)) + it.second->name = derive_name_from_src(it.second->get_src_attribute(), counter++); + new_cells[it.second->name] = it.second; + } + module->cells_.swap(new_cells); + } + } + else if (flag_enumerate) { extra_args(args, argidx, design); diff --git a/passes/equiv/Makefile.inc b/passes/equiv/Makefile.inc index dd7b3be02..27ea54b22 100644 --- a/passes/equiv/Makefile.inc +++ b/passes/equiv/Makefile.inc @@ -9,4 +9,4 @@ OBJS += passes/equiv/equiv_induct.o OBJS += passes/equiv/equiv_struct.o OBJS += passes/equiv/equiv_purge.o OBJS += passes/equiv/equiv_mark.o - +OBJS += passes/equiv/equiv_opt.o diff --git a/passes/equiv/equiv_make.cc b/passes/equiv/equiv_make.cc index 66ee28aff..dbd8682e6 100644 --- a/passes/equiv/equiv_make.cc +++ b/passes/equiv/equiv_make.cc @@ -290,22 +290,29 @@ struct EquivMakeWorker init_bit2driven(); - pool<Cell*> visited_cells; + pool<Cell*> visited_cells; for (auto c : cells_list) for (auto &conn : c->connections()) if (!ct.cell_output(c->type, conn.first)) { SigSpec old_sig = assign_map(conn.second); SigSpec new_sig = rd_signal_map(old_sig); - - visited_cells.clear(); - if (old_sig != new_sig) { - if (check_signal_in_fanout(visited_cells, old_sig, new_sig)) - continue; - log("Changing input %s of cell %s (%s): %s -> %s\n", - log_id(conn.first), log_id(c), log_id(c->type), - log_signal(old_sig), log_signal(new_sig)); - c->setPort(conn.first, new_sig); + if(old_sig != new_sig) { + SigSpec tmp_sig = old_sig; + for (int i = 0; i < GetSize(old_sig); i++) { + SigBit old_bit = old_sig[i], new_bit = new_sig[i]; + + visited_cells.clear(); + if (check_signal_in_fanout(visited_cells, old_bit, new_bit)) + continue; + + log("Changing input %s of cell %s (%s): %s -> %s\n", + log_id(conn.first), log_id(c), log_id(c->type), + log_signal(old_bit), log_signal(new_bit)); + + tmp_sig[i] = new_bit; + } + c->setPort(conn.first, tmp_sig); } } diff --git a/passes/equiv/equiv_opt.cc b/passes/equiv/equiv_opt.cc new file mode 100644 index 000000000..86550a69b --- /dev/null +++ b/passes/equiv/equiv_opt.cc @@ -0,0 +1,157 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2018 whitequark <whitequark@whitequark.org> + * + * 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/register.h" + +USING_YOSYS_NAMESPACE +PRIVATE_NAMESPACE_BEGIN + +struct EquivOptPass:public ScriptPass +{ + EquivOptPass() : ScriptPass("equiv_opt", "prove equivalence for optimized circuit") { } + + void help() YS_OVERRIDE + { + // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| + log("\n"); + log(" equiv_opt [options] [command]\n"); + log("\n"); + log("This command checks circuit equivalence before and after an optimization pass.\n"); + log("\n"); + log(" -run <from_label>:<to_label>\n"); + log(" only run the commands between the labels (see below). an empty\n"); + log(" from label is synonymous to the start of the command list, and empty to\n"); + log(" label is synonymous to the end of the command list.\n"); + log("\n"); + log(" -map <filename>\n"); + log(" expand the modules in this file before proving equivalence. this is\n"); + log(" useful for handling architecture-specific primitives.\n"); + log("\n"); + log(" -assert\n"); + log(" produce an error if the circuits are not equivalent\n"); + log("\n"); + log("The following commands are executed by this verification command:\n"); + help_script(); + log("\n"); + } + + std::string command, techmap_opts; + bool assert; + + void clear_flags() YS_OVERRIDE + { + command = ""; + techmap_opts = ""; + assert = false; + } + + void execute(std::vector < std::string > args, RTLIL::Design * design) YS_OVERRIDE + { + string run_from, run_to; + clear_flags(); + + size_t argidx; + for (argidx = 1; argidx < args.size(); argidx++) { + if (args[argidx] == "-run" && argidx + 1 < args.size()) { + size_t pos = args[argidx + 1].find(':'); + if (pos == std::string::npos) + break; + run_from = args[++argidx].substr(0, pos); + run_to = args[argidx].substr(pos + 1); + continue; + } + if (args[argidx] == "-map" && argidx + 1 < args.size()) { + techmap_opts += " -map " + args[++argidx]; + continue; + } + if (args[argidx] == "-assert") { + assert = true; + continue; + } + break; + } + + for (; argidx < args.size(); argidx++) { + if (command.empty()) { + if (args[argidx].substr(0, 1) == "-") + cmd_error(args, argidx, "Unknown option."); + } else { + command += " "; + } + command += args[argidx]; + } + + if (command.empty()) + log_cmd_error("No optimization pass specified!\n"); + + if (!design->full_selection()) + log_cmd_error("This command only operates on fully selected designs!\n"); + + log_header(design, "Executing EQUIV_OPT pass.\n"); + log_push(); + + run_script(design, run_from, run_to); + + log_pop(); + } + + void script() YS_OVERRIDE + { + if (check_label("run_pass")) { + run("hierarchy -auto-top"); + run("design -save preopt"); + if (help_mode) + run("[command]"); + else + run(command); + run("design -stash postopt"); + } + + if (check_label("prepare")) { + run("design -copy-from preopt -as gold A:top"); + run("design -copy-from postopt -as gate A:top"); + } + + if ((!techmap_opts.empty() || help_mode) && check_label("techmap", "(only with -map)")) { + string opts; + if (help_mode) + opts = " -map <filename> ..."; + else + opts = techmap_opts; + run("techmap -D EQUIV -autoproc" + opts); + } + + if (check_label("prove")) { + run("equiv_make gold gate equiv"); + run("equiv_induct equiv"); + if (help_mode) + run("equiv_status [-assert] equiv"); + else if (assert) + run("equiv_status -assert equiv"); + else + run("equiv_status equiv"); + } + + if (check_label("restore")) { + run("design -load preopt"); + } + } +} EquivOptPass; + +PRIVATE_NAMESPACE_END diff --git a/passes/memory/memory_bram.cc b/passes/memory/memory_bram.cc index 8740042c4..cf4095d06 100644 --- a/passes/memory/memory_bram.cc +++ b/passes/memory/memory_bram.cc @@ -472,8 +472,12 @@ bool replace_cell(Cell *cell, const rules_t &rules, const rules_t::bram_t &bram, std::vector<SigSpec> new_wr_en(GetSize(old_wr_en)); std::vector<SigSpec> new_wr_data(GetSize(old_wr_data)); std::vector<SigSpec> new_rd_data(GetSize(old_rd_data)); + std::vector<std::vector<State>> new_initdata; std::vector<int> shuffle_map; + if (cell_init) + new_initdata.resize(mem_size); + for (auto &it : en_order) { auto &bits = bits_wr_en.at(it); @@ -489,6 +493,10 @@ bool replace_cell(Cell *cell, const rules_t &rules, const rules_t::bram_t &bram, } for (int j = 0; j < rd_ports; j++) new_rd_data[j].append(old_rd_data[j][bits[i]]); + if (cell_init) { + for (int j = 0; j < mem_size; j++) + new_initdata[j].push_back(initdata[j][bits[i]]); + } shuffle_map.push_back(bits[i]); } @@ -499,6 +507,10 @@ bool replace_cell(Cell *cell, const rules_t &rules, const rules_t::bram_t &bram, } for (int j = 0; j < rd_ports; j++) new_rd_data[j].append(State::Sx); + if (cell_init) { + for (int j = 0; j < mem_size; j++) + new_initdata[j].push_back(State::Sx); + } shuffle_map.push_back(-1); } } @@ -522,6 +534,11 @@ bool replace_cell(Cell *cell, const rules_t &rules, const rules_t::bram_t &bram, for (int i = 0; i < rd_ports; i++) rd_data.replace(i*mem_width, new_rd_data[i]); + + if (cell_init) { + for (int i = 0; i < mem_size; i++) + initdata[i] = Const(new_initdata[i]); + } } // assign write ports diff --git a/passes/opt/Makefile.inc b/passes/opt/Makefile.inc index 0d01e9d35..0f596b1f4 100644 --- a/passes/opt/Makefile.inc +++ b/passes/opt/Makefile.inc @@ -6,6 +6,7 @@ OBJS += passes/opt/opt_reduce.o OBJS += passes/opt/opt_rmdff.o OBJS += passes/opt/opt_clean.o OBJS += passes/opt/opt_expr.o +OBJS += passes/opt/opt_lut.o ifneq ($(SMALL),1) OBJS += passes/opt/share.o diff --git a/passes/opt/opt_expr.cc b/passes/opt/opt_expr.cc index 0ba233c62..610edc5e9 100644 --- a/passes/opt/opt_expr.cc +++ b/passes/opt/opt_expr.cc @@ -1406,7 +1406,7 @@ void replace_const_cells(RTLIL::Design *design, RTLIL::Module *module, bool cons if (sigConst.is_fully_const() && sigConst.is_fully_def() && var_signed == false) { if (sigConst.is_fully_zero()) { - RTLIL::SigSpec a_prime(RTLIL::State::S0, 1); + RTLIL::SigSpec a_prime(RTLIL::State::S0, GetSize(cell->getPort("\\Y"))); if (is_lt) { log("Replacing %s cell `%s' (implementing unsigned X<0) with constant false.\n", log_id(cell->type), log_id(cell)); diff --git a/passes/opt/opt_lut.cc b/passes/opt/opt_lut.cc new file mode 100644 index 000000000..be050c713 --- /dev/null +++ b/passes/opt/opt_lut.cc @@ -0,0 +1,503 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2018 whitequark <whitequark@whitequark.org> + * + * 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 "kernel/modtools.h" + +USING_YOSYS_NAMESPACE +PRIVATE_NAMESPACE_BEGIN + +struct OptLutWorker +{ + dict<IdString, dict<int, IdString>> &dlogic; + RTLIL::Module *module; + ModIndex index; + SigMap sigmap; + + pool<RTLIL::Cell*> luts; + dict<RTLIL::Cell*, int> luts_arity; + dict<RTLIL::Cell*, pool<RTLIL::Cell*>> luts_dlogics; + dict<RTLIL::Cell*, pool<int>> luts_dlogic_inputs; + + int combined_count = 0; + + bool evaluate_lut(RTLIL::Cell *lut, dict<SigBit, bool> inputs) + { + SigSpec lut_input = sigmap(lut->getPort("\\A")); + int lut_width = lut->getParam("\\WIDTH").as_int(); + Const lut_table = lut->getParam("\\LUT"); + int lut_index = 0; + + for (int i = 0; i < lut_width; i++) + { + SigBit input = sigmap(lut_input[i]); + if (inputs.count(input)) + { + lut_index |= inputs[input] << i; + } + else + { + lut_index |= SigSpec(lut_input[i]).as_bool() << i; + } + } + + return lut_table.extract(lut_index).as_bool(); + } + + void show_stats_by_arity() + { + dict<int, int> arity_counts; + dict<IdString, int> dlogic_counts; + int max_arity = 0; + + for (auto lut_arity : luts_arity) + { + max_arity = max(max_arity, lut_arity.second); + arity_counts[lut_arity.second]++; + } + + for (auto &lut_dlogics : luts_dlogics) + { + for (auto &lut_dlogic : lut_dlogics.second) + { + dlogic_counts[lut_dlogic->type]++; + } + } + + log("Number of LUTs: %8zu\n", luts.size()); + for (int arity = 1; arity <= max_arity; arity++) + { + if (arity_counts[arity]) + log(" %d-LUT %16d\n", arity, arity_counts[arity]); + } + for (auto &dlogic_count : dlogic_counts) + { + log(" with %-12s %4d\n", dlogic_count.first.c_str(), dlogic_count.second); + } + } + + OptLutWorker(dict<IdString, dict<int, IdString>> &dlogic, RTLIL::Module *module, int limit) : + dlogic(dlogic), module(module), index(module), sigmap(module) + { + log("Discovering LUTs.\n"); + for (auto cell : module->selected_cells()) + { + if (cell->type == "$lut") + { + int lut_width = cell->getParam("\\WIDTH").as_int(); + SigSpec lut_input = cell->getPort("\\A"); + int lut_arity = 0; + + log("Found $lut\\WIDTH=%d cell %s.%s.\n", lut_width, log_id(module), log_id(cell)); + luts.insert(cell); + + // First, find all dedicated logic we're connected to. This results in an overapproximation + // of such connections. + pool<RTLIL::Cell*> lut_all_dlogics; + for (int i = 0; i < lut_width; i++) + { + SigBit bit = lut_input[i]; + for (auto &port : index.query_ports(bit)) + { + if (dlogic.count(port.cell->type)) + { + auto &dlogic_map = dlogic[port.cell->type]; + if (dlogic_map.count(i)) + { + if (port.port == dlogic_map[i]) + { + lut_all_dlogics.insert(port.cell); + } + } + } + } + } + + // Second, make sure that the connection to dedicated logic is legal. If it is not legal, + // it means one of the two things: + // * The connection is spurious. I.e. this is dedicated logic that will be packed + // with some other LUT, and it just happens to be conected to this LUT as well. + // * The connection is illegal. + // In either of these cases, we don't need to concern ourselves with preserving the connection + // between this LUT and this dedicated logic cell. + pool<RTLIL::Cell*> lut_legal_dlogics; + pool<int> lut_dlogic_inputs; + for (auto lut_dlogic : lut_all_dlogics) + { + auto &dlogic_map = dlogic[lut_dlogic->type]; + bool legal = true; + for (auto &dlogic_conn : dlogic_map) + { + if (lut_width <= dlogic_conn.first) + { + log(" LUT has illegal connection to %s cell %s.%s.\n", lut_dlogic->type.c_str(), log_id(module), log_id(lut_dlogic)); + log(" LUT input A[%d] not present.\n", dlogic_conn.first); + legal = false; + break; + } + if (sigmap(lut_input[dlogic_conn.first]) != sigmap(lut_dlogic->getPort(dlogic_conn.second))) + { + log(" LUT has illegal connection to %s cell %s.%s.\n", lut_dlogic->type.c_str(), log_id(module), log_id(lut_dlogic)); + log(" LUT input A[%d] (wire %s) not connected to %s port %s (wire %s).\n", dlogic_conn.first, log_signal(lut_input[dlogic_conn.first]), lut_dlogic->type.c_str(), dlogic_conn.second.c_str(), log_signal(lut_dlogic->getPort(dlogic_conn.second))); + legal = false; + break; + } + } + + if (legal) + { + log(" LUT has legal connection to %s cell %s.%s.\n", lut_dlogic->type.c_str(), log_id(module), log_id(lut_dlogic)); + lut_legal_dlogics.insert(lut_dlogic); + for (auto &dlogic_conn : dlogic_map) + lut_dlogic_inputs.insert(dlogic_conn.first); + } + } + + // Third, determine LUT arity. An n-wide LUT that has k constant inputs and m inputs shared with dedicated + // logic implements an (n-k-m)-ary function. + for (int i = 0; i < lut_width; i++) + { + SigBit bit = lut_input[i]; + if (bit.wire || lut_dlogic_inputs.count(i)) + lut_arity++; + } + + log(" Cell implements a %d-LUT.\n", lut_arity); + luts_arity[cell] = lut_arity; + luts_dlogics[cell] = lut_legal_dlogics; + luts_dlogic_inputs[cell] = lut_dlogic_inputs; + } + } + show_stats_by_arity(); + + log("\n"); + log("Combining LUTs.\n"); + pool<RTLIL::Cell*> worklist = luts; + while (worklist.size()) + { + if (limit == 0) + { + log("Limit reached.\n"); + break; + } + + auto lutA = worklist.pop(); + SigSpec lutA_input = sigmap(lutA->getPort("\\A")); + SigSpec lutA_output = sigmap(lutA->getPort("\\Y")[0]); + int lutA_width = lutA->getParam("\\WIDTH").as_int(); + int lutA_arity = luts_arity[lutA]; + pool<int> &lutA_dlogic_inputs = luts_dlogic_inputs[lutA]; + + auto lutA_output_ports = index.query_ports(lutA->getPort("\\Y")); + if (lutA_output_ports.size() != 2) + continue; + + for (auto &port : lutA_output_ports) + { + if (port.cell == lutA) + continue; + + if (luts.count(port.cell)) + { + auto lutB = port.cell; + SigSpec lutB_input = sigmap(lutB->getPort("\\A")); + SigSpec lutB_output = sigmap(lutB->getPort("\\Y")[0]); + int lutB_width = lutB->getParam("\\WIDTH").as_int(); + int lutB_arity = luts_arity[lutB]; + pool<int> &lutB_dlogic_inputs = luts_dlogic_inputs[lutB]; + + log("Found %s.%s (cell A) feeding %s.%s (cell B).\n", log_id(module), log_id(lutA), log_id(module), log_id(lutB)); + + if (index.query_is_output(lutA->getPort("\\Y"))) + { + log(" Not combining LUTs (cascade connection feeds module output).\n"); + continue; + } + + pool<SigBit> lutA_inputs; + pool<SigBit> lutB_inputs; + for (auto &bit : lutA_input) + { + if (bit.wire) + lutA_inputs.insert(sigmap(bit)); + } + for (auto &bit : lutB_input) + { + if (bit.wire) + lutB_inputs.insert(sigmap(bit)); + } + + pool<SigBit> common_inputs; + for (auto &bit : lutA_inputs) + { + if (lutB_inputs.count(bit)) + common_inputs.insert(bit); + } + + int lutM_arity = lutA_arity + lutB_arity - 1 - common_inputs.size(); + if (lutA_dlogic_inputs.size()) + log(" Cell A is a %d-LUT with %zu dedicated connections. ", lutA_arity, lutA_dlogic_inputs.size()); + else + log(" Cell A is a %d-LUT. ", lutA_arity); + if (lutB_dlogic_inputs.size()) + log("Cell B is a %d-LUT with %zu dedicated connections.\n", lutB_arity, lutB_dlogic_inputs.size()); + else + log("Cell B is a %d-LUT.\n", lutB_arity); + log(" Cells share %zu input(s) and can be merged into one %d-LUT.\n", common_inputs.size(), lutM_arity); + + const int COMBINE_A = 1, COMBINE_B = 2, COMBINE_EITHER = COMBINE_A | COMBINE_B; + int combine_mask = 0; + if (lutM_arity > lutA_width) + { + log(" Not combining LUTs into cell A (combined LUT wider than cell A).\n"); + } + else if (lutB_dlogic_inputs.size() > 0) + { + log(" Not combining LUTs into cell A (cell B is connected to dedicated logic).\n"); + } + else if (lutB->get_bool_attribute("\\lut_keep")) + { + log(" Not combining LUTs into cell A (cell B has attribute \\lut_keep).\n"); + } + else + { + combine_mask |= COMBINE_A; + } + if (lutM_arity > lutB_width) + { + log(" Not combining LUTs into cell B (combined LUT wider than cell B).\n"); + } + else if (lutA_dlogic_inputs.size() > 0) + { + log(" Not combining LUTs into cell B (cell A is connected to dedicated logic).\n"); + } + else if (lutA->get_bool_attribute("\\lut_keep")) + { + log(" Not combining LUTs into cell B (cell A has attribute \\lut_keep).\n"); + } + else + { + combine_mask |= COMBINE_B; + } + + int combine = combine_mask; + if (combine == COMBINE_EITHER) + { + log(" Can combine into either cell.\n"); + if (lutA_arity == 1) + { + log(" Cell A is a buffer or inverter, combining into cell B.\n"); + combine = COMBINE_B; + } + else if (lutB_arity == 1) + { + log(" Cell B is a buffer or inverter, combining into cell A.\n"); + combine = COMBINE_A; + } + else + { + log(" Arbitrarily combining into cell A.\n"); + combine = COMBINE_A; + } + } + + RTLIL::Cell *lutM, *lutR; + pool<SigBit> lutM_inputs, lutR_inputs; + pool<int> lutM_dlogic_inputs; + if (combine == COMBINE_A) + { + log(" Combining LUTs into cell A.\n"); + lutM = lutA; + lutM_inputs = lutA_inputs; + lutM_dlogic_inputs = lutA_dlogic_inputs; + lutR = lutB; + lutR_inputs = lutB_inputs; + } + else if (combine == COMBINE_B) + { + log(" Combining LUTs into cell B.\n"); + lutM = lutB; + lutM_inputs = lutB_inputs; + lutM_dlogic_inputs = lutB_dlogic_inputs; + lutR = lutA; + lutR_inputs = lutA_inputs; + } + else + { + log(" Cannot combine LUTs.\n"); + continue; + } + + pool<SigBit> lutR_unique; + for (auto &bit : lutR_inputs) + { + if (!common_inputs.count(bit) && bit != lutA_output) + lutR_unique.insert(bit); + } + + int lutM_width = lutM->getParam("\\WIDTH").as_int(); + SigSpec lutM_input = sigmap(lutM->getPort("\\A")); + std::vector<SigBit> lutM_new_inputs; + for (int i = 0; i < lutM_width; i++) + { + bool input_unused = false; + if (sigmap(lutM_input[i]) == lutA_output) + input_unused = true; + if (!lutM_input[i].wire && !lutM_dlogic_inputs.count(i)) + input_unused = true; + + if (input_unused && lutR_unique.size()) + { + SigBit new_input = lutR_unique.pop(); + log(" Connecting input %d as %s.\n", i, log_signal(new_input)); + lutM_new_inputs.push_back(new_input); + } + else if (sigmap(lutM_input[i]) == lutA_output) + { + log(" Disconnecting cascade input %d.\n", i); + lutM_new_inputs.push_back(SigBit()); + } + else + { + log(" Leaving input %d as %s.\n", i, log_signal(lutM_input[i])); + lutM_new_inputs.push_back(lutM_input[i]); + } + } + log_assert(lutR_unique.size() == 0); + + RTLIL::Const lutM_new_table(State::Sx, 1 << lutM_width); + for (int eval = 0; eval < 1 << lutM_width; eval++) + { + dict<SigBit, bool> eval_inputs; + for (size_t i = 0; i < lutM_new_inputs.size(); i++) + { + eval_inputs[lutM_new_inputs[i]] = (eval >> i) & 1; + } + eval_inputs[lutA_output] = evaluate_lut(lutA, eval_inputs); + lutM_new_table[eval] = (RTLIL::State) evaluate_lut(lutB, eval_inputs); + } + + log(" Cell A truth table: %s.\n", lutA->getParam("\\LUT").as_string().c_str()); + log(" Cell B truth table: %s.\n", lutB->getParam("\\LUT").as_string().c_str()); + log(" Merged truth table: %s.\n", lutM_new_table.as_string().c_str()); + + lutM->setParam("\\LUT", lutM_new_table); + lutM->setPort("\\A", lutM_new_inputs); + lutM->setPort("\\Y", lutB_output); + + luts_arity[lutM] = lutM_arity; + luts.erase(lutR); + luts_arity.erase(lutR); + lutR->module->remove(lutR); + + worklist.insert(lutM); + worklist.erase(lutR); + + combined_count++; + if (limit > 0) + limit--; + } + } + } + show_stats_by_arity(); + } +}; + +static void split(std::vector<std::string> &tokens, const std::string &text, char sep) +{ + size_t start = 0, end = 0; + while ((end = text.find(sep, start)) != std::string::npos) { + tokens.push_back(text.substr(start, end - start)); + start = end + 1; + } + tokens.push_back(text.substr(start)); +} + +struct OptLutPass : public Pass { + OptLutPass() : Pass("opt_lut", "optimize LUT cells") { } + void help() YS_OVERRIDE + { + // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| + log("\n"); + log(" opt_lut [options] [selection]\n"); + log("\n"); + log("This pass combines cascaded $lut cells with unused inputs.\n"); + log("\n"); + log(" -dlogic <type>:<cell-port>=<LUT-input>[:<cell-port>=<LUT-input>...]\n"); + log(" preserve connections to dedicated logic cell <type> that has ports\n"); + log(" <cell-port> connected to LUT inputs <LUT-input>. this includes\n"); + log(" the case where both LUT and dedicated logic input are connected to\n"); + log(" the same constant.\n"); + log("\n"); + log(" -limit N\n"); + log(" only perform the first N combines, then stop. useful for debugging.\n"); + log("\n"); + } + void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE + { + log_header(design, "Executing OPT_LUT pass (optimize LUTs).\n"); + + dict<IdString, dict<int, IdString>> dlogic; + int limit = -1; + + size_t argidx; + for (argidx = 1; argidx < args.size(); argidx++) + { + if (args[argidx] == "-dlogic" && argidx+1 < args.size()) + { + std::vector<std::string> tokens; + split(tokens, args[++argidx], ':'); + if (tokens.size() < 2) + log_cmd_error("The -dlogic option requires at least one connection.\n"); + IdString type = "\\" + tokens[0]; + for (auto it = tokens.begin() + 1; it != tokens.end(); ++it) { + std::vector<std::string> conn_tokens; + split(conn_tokens, *it, '='); + if (conn_tokens.size() != 2) + log_cmd_error("Invalid format of -dlogic signal mapping.\n"); + IdString logic_port = "\\" + conn_tokens[0]; + int lut_input = atoi(conn_tokens[1].c_str()); + dlogic[type][lut_input] = logic_port; + } + continue; + } + if (args[argidx] == "-limit" && argidx + 1 < args.size()) + { + limit = atoi(args[++argidx].c_str()); + continue; + } + break; + } + extra_args(args, argidx, design); + + int total_count = 0; + for (auto module : design->selected_modules()) + { + OptLutWorker worker(dlogic, module, limit - total_count); + total_count += worker.combined_count; + } + if (total_count) + design->scratchpad_set_bool("opt.did_something", true); + log("\n"); + log("Combined %d LUTs.\n", total_count); + } +} OptLutPass; + +PRIVATE_NAMESPACE_END diff --git a/passes/opt/opt_muxtree.cc b/passes/opt/opt_muxtree.cc index 87c7ce9b2..375697dc8 100644 --- a/passes/opt/opt_muxtree.cc +++ b/passes/opt/opt_muxtree.cc @@ -36,6 +36,7 @@ struct OptMuxtreeWorker RTLIL::Module *module; SigMap assign_map; int removed_count; + int glob_abort_cnt = 100000; struct bitinfo_t { bool seen_non_mux; @@ -293,6 +294,9 @@ struct OptMuxtreeWorker void eval_mux_port(knowledge_t &knowledge, int mux_idx, int port_idx, bool do_replace_known, bool do_enable_ports, int abort_count) { + if (glob_abort_cnt == 0) + return; + muxinfo_t &muxinfo = mux2info[mux_idx]; if (do_enable_ports) @@ -315,7 +319,7 @@ struct OptMuxtreeWorker knowledge.visited_muxes[m] = true; parent_muxes.push_back(m); } - for (int m : parent_muxes) + for (int m : parent_muxes) { if (root_enable_muxes.at(m)) continue; else if (root_muxes.at(m)) { @@ -327,6 +331,9 @@ struct OptMuxtreeWorker eval_mux(knowledge, m, false, do_enable_ports, abort_count - 1); } else eval_mux(knowledge, m, do_replace_known, do_enable_ports, abort_count); + if (glob_abort_cnt == 0) + return; + } for (int m : parent_muxes) knowledge.visited_muxes[m] = false; @@ -390,6 +397,12 @@ struct OptMuxtreeWorker void eval_mux(knowledge_t &knowledge, int mux_idx, bool do_replace_known, bool do_enable_ports, int abort_count) { + if (glob_abort_cnt == 0) { + log(" Giving up (too many iterations)\n"); + return; + } + glob_abort_cnt--; + muxinfo_t &muxinfo = mux2info[mux_idx]; // set input ports to constants if we find known active or inactive signals @@ -433,6 +446,9 @@ struct OptMuxtreeWorker if (knowledge.known_inactive.at(portinfo.ctrl_sig)) continue; eval_mux_port(knowledge, mux_idx, port_idx, do_replace_known, do_enable_ports, abort_count); + + if (glob_abort_cnt == 0) + return; } } diff --git a/passes/techmap/abc.cc b/passes/techmap/abc.cc index d2d15a4a9..d3bdd555b 100644 --- a/passes/techmap/abc.cc +++ b/passes/techmap/abc.cc @@ -329,6 +329,18 @@ void extract_cell(RTLIL::Cell *cell, bool keepff) std::string remap_name(RTLIL::IdString abc_name) { + std::string abc_sname = abc_name.substr(1); + if (abc_sname.substr(0, 5) == "ys__n") { + int sid = std::stoi(abc_sname.substr(5)); + bool inv = abc_sname.back() == 'v'; + for (auto sig : signal_list) { + if (sig.id == sid) { + std::stringstream sstr; + sstr << "$abc$" << map_autoidx << "$" << log_signal(sig.bit) << (inv ? "_inv" : ""); + return sstr.str(); + } + } + } std::stringstream sstr; sstr << "$abc$" << map_autoidx << "$" << abc_name.substr(1); return sstr.str(); @@ -353,12 +365,12 @@ void dump_loop_graph(FILE *f, int &nr, std::map<int, std::set<int>> &edges, std: } for (auto n : nodes) - fprintf(f, " n%d [label=\"%s\\nid=%d, count=%d\"%s];\n", n, log_signal(signal_list[n].bit), + fprintf(f, " ys__n%d [label=\"%s\\nid=%d, count=%d\"%s];\n", n, log_signal(signal_list[n].bit), n, in_counts[n], workpool.count(n) ? ", shape=box" : ""); for (auto &e : edges) for (auto n : e.second) - fprintf(f, " n%d -> n%d;\n", e.first, n); + fprintf(f, " ys__n%d -> ys__n%d;\n", e.first, n); fprintf(f, "}\n"); } @@ -624,7 +636,7 @@ struct abc_output_filter void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::string script_file, std::string exe_file, std::string liberty_file, std::string constr_file, bool cleanup, vector<int> lut_costs, bool dff_mode, std::string clk_str, bool keepff, std::string delay_target, std::string sop_inputs, std::string sop_products, std::string lutin_shared, bool fast_mode, - const std::vector<RTLIL::Cell*> &cells, bool show_tempdir, bool sop_mode) + const std::vector<RTLIL::Cell*> &cells, bool show_tempdir, bool sop_mode, bool abc_dress) { module = current_module; map_autoidx = autoidx++; @@ -728,7 +740,8 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin for (size_t pos = abc_script.find("{S}"); pos != std::string::npos; pos = abc_script.find("{S}", pos)) abc_script = abc_script.substr(0, pos) + lutin_shared + abc_script.substr(pos+3); - + if (abc_dress) + abc_script += "; dress"; abc_script += stringf("; write_blif %s/output.blif", tempdir_name.c_str()); abc_script = add_echos_to_abc_cmd(abc_script); @@ -784,7 +797,7 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin for (auto &si : signal_list) { if (!si.is_port || si.type != G(NONE)) continue; - fprintf(f, " n%d", si.id); + fprintf(f, " ys__n%d", si.id); pi_map[count_input++] = log_signal(si.bit); } if (count_input == 0) @@ -796,17 +809,17 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin for (auto &si : signal_list) { if (!si.is_port || si.type == G(NONE)) continue; - fprintf(f, " n%d", si.id); + fprintf(f, " ys__n%d", si.id); po_map[count_output++] = log_signal(si.bit); } fprintf(f, "\n"); for (auto &si : signal_list) - fprintf(f, "# n%-5d %s\n", si.id, log_signal(si.bit)); + fprintf(f, "# ys__n%-5d %s\n", si.id, log_signal(si.bit)); for (auto &si : signal_list) { if (si.bit.wire == NULL) { - fprintf(f, ".names n%d\n", si.id); + fprintf(f, ".names ys__n%d\n", si.id); if (si.bit == RTLIL::State::S1) fprintf(f, "1\n"); } @@ -815,68 +828,68 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin int count_gates = 0; for (auto &si : signal_list) { if (si.type == G(BUF)) { - fprintf(f, ".names n%d n%d\n", si.in1, si.id); + fprintf(f, ".names ys__n%d ys__n%d\n", si.in1, si.id); fprintf(f, "1 1\n"); } else if (si.type == G(NOT)) { - fprintf(f, ".names n%d n%d\n", si.in1, si.id); + fprintf(f, ".names ys__n%d ys__n%d\n", si.in1, si.id); fprintf(f, "0 1\n"); } else if (si.type == G(AND)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "11 1\n"); } else if (si.type == G(NAND)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "0- 1\n"); fprintf(f, "-0 1\n"); } else if (si.type == G(OR)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "-1 1\n"); fprintf(f, "1- 1\n"); } else if (si.type == G(NOR)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "00 1\n"); } else if (si.type == G(XOR)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "01 1\n"); fprintf(f, "10 1\n"); } else if (si.type == G(XNOR)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "00 1\n"); fprintf(f, "11 1\n"); } else if (si.type == G(ANDNOT)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "10 1\n"); } else if (si.type == G(ORNOT)) { - fprintf(f, ".names n%d n%d n%d\n", si.in1, si.in2, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.id); fprintf(f, "1- 1\n"); fprintf(f, "-0 1\n"); } else if (si.type == G(MUX)) { - fprintf(f, ".names n%d n%d n%d n%d\n", si.in1, si.in2, si.in3, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.id); fprintf(f, "1-0 1\n"); fprintf(f, "-11 1\n"); } else if (si.type == G(AOI3)) { - fprintf(f, ".names n%d n%d n%d n%d\n", si.in1, si.in2, si.in3, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.id); fprintf(f, "-00 1\n"); fprintf(f, "0-0 1\n"); } else if (si.type == G(OAI3)) { - fprintf(f, ".names n%d n%d n%d n%d\n", si.in1, si.in2, si.in3, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.id); fprintf(f, "00- 1\n"); fprintf(f, "--0 1\n"); } else if (si.type == G(AOI4)) { - fprintf(f, ".names n%d n%d n%d n%d n%d\n", si.in1, si.in2, si.in3, si.in4, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.in4, si.id); fprintf(f, "-0-0 1\n"); fprintf(f, "-00- 1\n"); fprintf(f, "0--0 1\n"); fprintf(f, "0-0- 1\n"); } else if (si.type == G(OAI4)) { - fprintf(f, ".names n%d n%d n%d n%d n%d\n", si.in1, si.in2, si.in3, si.in4, si.id); + fprintf(f, ".names ys__n%d ys__n%d ys__n%d ys__n%d ys__n%d\n", si.in1, si.in2, si.in3, si.in4, si.id); fprintf(f, "00-- 1\n"); fprintf(f, "--00 1\n"); } else if (si.type == G(FF)) { if (si.init == State::S0 || si.init == State::S1) { - fprintf(f, ".latch n%d n%d %d\n", si.in1, si.id, si.init == State::S1 ? 1 : 0); + fprintf(f, ".latch ys__n%d ys__n%d %d\n", si.in1, si.id, si.init == State::S1 ? 1 : 0); recover_init = true; } else - fprintf(f, ".latch n%d n%d 2\n", si.in1, si.id); + fprintf(f, ".latch ys__n%d ys__n%d 2\n", si.in1, si.id); } else if (si.type != G(NONE)) log_abort(); if (si.type != G(NONE)) @@ -889,7 +902,6 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin log("Extracted %d gates and %d wires to a netlist network with %d inputs and %d outputs.\n", count_gates, GetSize(signal_list), count_input, count_output); log_push(); - if (count_output > 0) { log_header(design, "Executing ABC.\n"); @@ -1213,7 +1225,7 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin for (auto &si : signal_list) if (si.is_port) { char buffer[100]; - snprintf(buffer, 100, "\\n%d", si.id); + snprintf(buffer, 100, "\\ys__n%d", si.id); RTLIL::SigSig conn; if (si.type != G(NONE)) { conn.first = si.bit; @@ -1407,6 +1419,11 @@ struct AbcPass : public Pass { log(" this attribute is a unique integer for each ABC process started. This\n"); log(" is useful for debugging the partitioning of clock domains.\n"); log("\n"); + log(" -dress\n"); + log(" run the 'dress' command after all other ABC commands. This aims to\n"); + log(" preserve naming by an equivalence check between the original and post-ABC\n"); + log(" netlists (experimental).\n"); + log("\n"); log("When neither -liberty nor -lut is used, the Yosys standard cell library is\n"); log("loaded into ABC before the ABC script is executed.\n"); log("\n"); @@ -1441,6 +1458,7 @@ struct AbcPass : public Pass { std::string delay_target, sop_inputs, sop_products, lutin_shared = "-S 1"; bool fast_mode = false, dff_mode = false, keepff = false, cleanup = true; bool show_tempdir = false, sop_mode = false; + bool abc_dress = false; vector<int> lut_costs; markgroups = false; @@ -1555,6 +1573,10 @@ struct AbcPass : public Pass { map_mux16 = true; continue; } + if (arg == "-dress") { + abc_dress = true; + continue; + } if (arg == "-g" && argidx+1 < args.size()) { for (auto g : split_tokens(args[++argidx], ",")) { vector<string> gate_list; @@ -1704,7 +1726,7 @@ struct AbcPass : public Pass { if (!dff_mode || !clk_str.empty()) { abc_module(design, mod, script_file, exe_file, liberty_file, constr_file, cleanup, lut_costs, dff_mode, clk_str, keepff, - delay_target, sop_inputs, sop_products, lutin_shared, fast_mode, mod->selected_cells(), show_tempdir, sop_mode); + delay_target, sop_inputs, sop_products, lutin_shared, fast_mode, mod->selected_cells(), show_tempdir, sop_mode, abc_dress); continue; } @@ -1849,7 +1871,7 @@ struct AbcPass : public Pass { en_polarity = std::get<2>(it.first); en_sig = assign_map(std::get<3>(it.first)); abc_module(design, mod, script_file, exe_file, liberty_file, constr_file, cleanup, lut_costs, !clk_sig.empty(), "$", - keepff, delay_target, sop_inputs, sop_products, lutin_shared, fast_mode, it.second, show_tempdir, sop_mode); + keepff, delay_target, sop_inputs, sop_products, lutin_shared, fast_mode, it.second, show_tempdir, sop_mode, abc_dress); assign_map.set(mod); } } diff --git a/passes/techmap/deminout.cc b/passes/techmap/deminout.cc index 9f0c7bf67..47d0ff416 100644 --- a/passes/techmap/deminout.cc +++ b/passes/techmap/deminout.cc @@ -83,9 +83,9 @@ struct DeminoutPass : public Pass { for (auto bit : sigmap(conn.second)) bits_used.insert(bit); - if (conn.first == "\\Y" && cell->type.in("$mux", "$pmux", "$_MUX_", "$_TBUF_")) + if (conn.first == "\\Y" && cell->type.in("$mux", "$pmux", "$_MUX_", "$_TBUF_", "$tribuf")) { - bool tribuf = (cell->type == "$_TBUF_"); + bool tribuf = (cell->type == "$_TBUF_" || cell->type == "$tribuf"); if (!tribuf) { for (auto &c : cell->connections()) { @@ -113,7 +113,8 @@ struct DeminoutPass : public Pass { { if (bits_numports[bit] > 1 || bits_inout.count(bit)) new_input = true, new_output = true; - + if (bit == State::S0 || bit == State::S1) + new_output = true; if (bits_written.count(bit)) { new_output = true; if (bits_tribuf.count(bit)) diff --git a/passes/techmap/dff2dffe.cc b/passes/techmap/dff2dffe.cc index 3291f5a4a..7e1040963 100644 --- a/passes/techmap/dff2dffe.cc +++ b/passes/techmap/dff2dffe.cc @@ -267,6 +267,10 @@ struct Dff2dffePass : public Pass { log(" operate in the opposite direction: replace $dffe cells with combinations\n"); log(" of $dff and $mux cells. the options below are ignore in unmap mode.\n"); log("\n"); + log(" -unmap-mince N\n"); + log(" Same as -unmap but only unmap $dffe where the clock enable port\n"); + log(" signal is used by less $dffe than the specified number\n"); + log("\n"); log(" -direct <internal_gate_type> <external_gate_type>\n"); log(" map directly to external gate type. <internal_gate_type> can\n"); log(" be any internal gate-level FF cell (except $_DFFE_??_). the\n"); @@ -289,6 +293,7 @@ struct Dff2dffePass : public Pass { log_header(design, "Executing DFF2DFFE pass (transform $dff to $dffe where applicable).\n"); bool unmap_mode = false; + int min_ce_use = -1; dict<IdString, IdString> direct_dict; size_t argidx; @@ -297,6 +302,11 @@ struct Dff2dffePass : public Pass { unmap_mode = true; continue; } + if (args[argidx] == "-unmap-mince" && argidx + 1 < args.size()) { + unmap_mode = true; + min_ce_use = std::stoi(args[++argidx]); + continue; + } if (args[argidx] == "-direct" && argidx + 2 < args.size()) { string direct_from = RTLIL::escape_id(args[++argidx]); string direct_to = RTLIL::escape_id(args[++argidx]); @@ -343,8 +353,21 @@ struct Dff2dffePass : public Pass { if (!mod->has_processes_warn()) { if (unmap_mode) { + SigMap sigmap(mod); for (auto cell : mod->selected_cells()) { if (cell->type == "$dffe") { + if (min_ce_use >= 0) { + int ce_use = 0; + for (auto cell_other : mod->selected_cells()) { + if (cell_other->type != cell->type) + continue; + if (sigmap(cell->getPort("\\EN")) == sigmap(cell_other->getPort("\\EN"))) + ce_use++; + } + if (ce_use >= min_ce_use) + continue; + } + RTLIL::SigSpec tmp = mod->addWire(NEW_ID, GetSize(cell->getPort("\\D"))); mod->addDff(NEW_ID, cell->getPort("\\CLK"), tmp, cell->getPort("\\Q"), cell->getParam("\\CLK_POLARITY").as_bool()); if (cell->getParam("\\EN_POLARITY").as_bool()) @@ -355,6 +378,18 @@ struct Dff2dffePass : public Pass { continue; } if (cell->type.substr(0, 7) == "$_DFFE_") { + if (min_ce_use >= 0) { + int ce_use = 0; + for (auto cell_other : mod->selected_cells()) { + if (cell_other->type != cell->type) + continue; + if (sigmap(cell->getPort("\\E")) == sigmap(cell_other->getPort("\\E"))) + ce_use++; + } + if (ce_use >= min_ce_use) + continue; + } + bool clk_pol = cell->type.substr(7, 1) == "P"; bool en_pol = cell->type.substr(8, 1) == "P"; RTLIL::SigSpec tmp = mod->addWire(NEW_ID); diff --git a/passes/techmap/lut2mux.cc b/passes/techmap/lut2mux.cc index d32bbff14..a4ed79550 100644 --- a/passes/techmap/lut2mux.cc +++ b/passes/techmap/lut2mux.cc @@ -32,7 +32,7 @@ int lut2mux(Cell *cell) if (GetSize(sig_a) == 1) { - cell->module->addMuxGate(NEW_ID, lut[0], lut[1], sig_a, sig_y); + cell->module->addMuxGate(NEW_ID, lut.extract(0)[0], lut.extract(1)[0], sig_a, sig_y); } else { diff --git a/techlibs/anlogic/Makefile.inc b/techlibs/anlogic/Makefile.inc new file mode 100644 index 000000000..750dced31 --- /dev/null +++ b/techlibs/anlogic/Makefile.inc @@ -0,0 +1,8 @@ + +OBJS += techlibs/anlogic/synth_anlogic.o +OBJS += techlibs/anlogic/anlogic_eqn.o + +$(eval $(call add_share_file,share/anlogic,techlibs/anlogic/cells_map.v)) +$(eval $(call add_share_file,share/anlogic,techlibs/anlogic/arith_map.v)) +$(eval $(call add_share_file,share/anlogic,techlibs/anlogic/cells_sim.v)) +$(eval $(call add_share_file,share/anlogic,techlibs/anlogic/eagle_bb.v)) diff --git a/techlibs/anlogic/anlogic_eqn.cc b/techlibs/anlogic/anlogic_eqn.cc new file mode 100644 index 000000000..c025c65c4 --- /dev/null +++ b/techlibs/anlogic/anlogic_eqn.cc @@ -0,0 +1,113 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2018 Miodrag Milanovic <miodrag@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 + * 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 AnlogicEqnPass : public Pass { + AnlogicEqnPass() : Pass("anlogic_eqn", "Anlogic: Calculate equations for luts") { } + void help() YS_OVERRIDE + { + log("\n"); + log(" anlogic_eqn [selection]\n"); + log("\n"); + log("Calculate equations for luts since bitstream generator depends on it.\n"); + log("\n"); + } + + Const init2eqn(Const init, int inputs) + { + std::string init_bits = init.as_string(); + const char* names[] = { "A" , "B", "C", "D", "E", "F" }; + + std::string eqn; + int width = (int)pow(2,inputs); + for(int i=0;i<width;i++) + { + if (init_bits[width-1-i]=='1') + { + eqn += "("; + for(int j=0;j<inputs;j++) + { + if (i & (1<<j)) + eqn += names[j]; + else + eqn += std::string("~") + names[j]; + + if (j!=(inputs-1)) eqn += "*"; + } + eqn += ")+"; + } + } + if (eqn.empty()) return Const("0"); + eqn = eqn.substr(0, eqn.length()-1); + return Const(eqn); + } + + void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE + { + log_header(design, "Executing ANLOGIC_EQN pass (calculate equations for luts).\n"); + + extra_args(args, args.size(), design); + + size_t cnt = 0; + for (auto module : design->selected_modules()) + { + for (auto cell : module->selected_cells()) + { + if (cell->type == "\\AL_MAP_LUT1") + { + cell->setParam("\\EQN", init2eqn(cell->getParam("\\INIT"),1)); + cnt++; + } + if (cell->type == "\\AL_MAP_LUT2") + { + cell->setParam("\\EQN", init2eqn(cell->getParam("\\INIT"),2)); + cnt++; + } + if (cell->type == "\\AL_MAP_LUT3") + { + cell->setParam("\\EQN", init2eqn(cell->getParam("\\INIT"),3)); + cnt++; + } + if (cell->type == "\\AL_MAP_LUT4") + { + cell->setParam("\\EQN", init2eqn(cell->getParam("\\INIT"),4)); + cnt++; + } + if (cell->type == "\\AL_MAP_LUT5") + { + cell->setParam("\\EQN", init2eqn(cell->getParam("\\INIT"),5)); + cnt++; + } + if (cell->type == "\\AL_MAP_LUT6") + { + cell->setParam("\\EQN", init2eqn(cell->getParam("\\INIT"),6)); + cnt++; + } + } + } + log_header(design, "Updated %lu of AL_MAP_LUT* elements with equation.\n", cnt); + } +} AnlogicEqnPass; + +PRIVATE_NAMESPACE_END diff --git a/techlibs/anlogic/arith_map.v b/techlibs/anlogic/arith_map.v new file mode 100644 index 000000000..11cd140ec --- /dev/null +++ b/techlibs/anlogic/arith_map.v @@ -0,0 +1,84 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2018 Miodrag Milanovic <miodrag@symbioticeda.com> + * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at> + * + * 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. + * + */ + +(* techmap_celltype = "$alu" *) +module _80_anlogic_alu (A, B, CI, BI, X, Y, CO); + parameter A_SIGNED = 0; + parameter B_SIGNED = 0; + 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 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] COx; + wire [Y_WIDTH+1:0] C = {COx, CI}; + + wire dummy; + (* keep *) + AL_MAP_ADDER #( + .ALUTYPE("ADD_CARRY")) + adder_cin ( + .a(C[0]), + .o({COx[0], dummy}) + ); + + genvar i; + generate for (i = 0; i < Y_WIDTH; i = i + 1) begin: slice + if(i==Y_WIDTH-1) begin + (* keep *) + AL_MAP_ADDER #( + .ALUTYPE("ADD")) + adder_cout ( + .c(C[Y_WIDTH]), + .o(COx[Y_WIDTH]) + ); + assign CO = COx[Y_WIDTH]; + end + else + begin + (* keep *) + AL_MAP_ADDER #( + .ALUTYPE("ADD") + ) adder_i ( + .a(AA[i]), + .b(BB[i]), + .c(C[i+1]), + .o({COx[i+1],Y[i]}) + ); + end + end: slice + endgenerate + /* End implementation */ + assign X = AA ^ BB; +endmodule
\ No newline at end of file diff --git a/techlibs/anlogic/cells_map.v b/techlibs/anlogic/cells_map.v new file mode 100644 index 000000000..36b920ef0 --- /dev/null +++ b/techlibs/anlogic/cells_map.v @@ -0,0 +1,49 @@ +module \$_DFF_N_ (input D, C, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(~C), .ce(1'b1), .sr(1'b0)); endmodule +module \$_DFF_P_ (input D, C, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .ce(1'b1), .sr(1'b0)); endmodule + +module \$_DFFE_NN_ (input D, C, E, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(~C), .ce(E), .sr(1'b0)); endmodule +module \$_DFFE_NP_ (input D, C, E, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(~C), .ce(E), .sr(1'b0)); endmodule +module \$_DFFE_PN_ (input D, C, E, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .ce(E), .sr(1'b0)); endmodule +module \$_DFFE_PP_ (input D, C, E, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .ce(E), .sr(1'b0)); endmodule + +module \$_DFF_NN0_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("INV"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(~C), .ce(1'b1), .sr(R)); endmodule +module \$_DFF_NN1_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("SET"), .SRMUX("INV"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(~C), .ce(1'b1), .sr(R)); endmodule +module \$_DFF_NP0_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(~C), .ce(1'b1), .sr(R)); endmodule +module \$_DFF_NP1_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("SET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(~C), .ce(1'b1), .sr(R)); endmodule +module \$_DFF_PN0_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("INV"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C) , .ce(1'b1), .sr(R)); endmodule +module \$_DFF_PN1_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("SET"), .SRMUX("INV"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .ce(1'b1), .sr(R)); endmodule +module \$_DFF_PP0_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("RESET"), .SRMUX("SR"), .SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .ce(1'b1), .sr(R)); endmodule +module \$_DFF_PP1_ (input D, C, R, output Q); AL_MAP_SEQ #(.DFFMODE("FF"), .REGSET("SET"), .SRMUX("SR"), . SRMODE("SYNC")) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .ce(1'b1), .sr(R)); endmodule + +`ifndef NO_LUT +module \$lut (A, Y); + parameter WIDTH = 0; + parameter LUT = 0; + + input [WIDTH-1:0] A; + output Y; + + generate + if (WIDTH == 1) begin + AL_MAP_LUT1 #(.EQN(""),.INIT(LUT)) _TECHMAP_REPLACE_ (.o(Y), .a(A[0])); + end else + if (WIDTH == 2) begin + AL_MAP_LUT2 #(.EQN(""),.INIT(LUT)) _TECHMAP_REPLACE_ (.o(Y), .a(A[0]), .b(A[1])); + end else + if (WIDTH == 3) begin + AL_MAP_LUT3 #(.EQN(""),.INIT(LUT)) _TECHMAP_REPLACE_ (.o(Y), .a(A[0]), .b(A[1]), .c(A[2])); + end else + if (WIDTH == 4) begin + AL_MAP_LUT4 #(.EQN(""),.INIT(LUT)) _TECHMAP_REPLACE_ (.o(Y), .a(A[0]), .b(A[1]), .c(A[2]), .d(A[3])); + end else + if (WIDTH == 5) begin + AL_MAP_LUT5 #(.EQN(""),.INIT(LUT)) _TECHMAP_REPLACE_ (.o(Y), .a(A[0]), .b(A[1]), .c(A[2]), .d(A[3]), .e(A[4])); + end else + if (WIDTH == 6) begin + AL_MAP_LUT6 #(.EQN(""),.INIT(LUT)) _TECHMAP_REPLACE_ (.o(Y), .a(A[0]), .b(A[1]), .c(A[2]), .d(A[3]), .e(A[4]), .f(A[5])); + end else begin + wire _TECHMAP_FAIL_ = 1; + end + endgenerate +endmodule +`endif diff --git a/techlibs/anlogic/cells_sim.v b/techlibs/anlogic/cells_sim.v new file mode 100644 index 000000000..60a367928 --- /dev/null +++ b/techlibs/anlogic/cells_sim.v @@ -0,0 +1,103 @@ +module AL_MAP_SEQ ( + output q, + input ce, + input clk, + input sr, + input d +); + parameter DFFMODE = "FF"; //FF,LATCH + parameter REGSET = "RESET"; //RESET/SET + parameter SRMUX = "SR"; //SR/INV + parameter SRMODE = "SYNC"; //SYNC/ASYNC +endmodule + +module AL_MAP_LUT1 ( + output o, + input a +); + parameter [1:0] INIT = 2'h0; + parameter EQN = "(A)"; + assign Y = INIT >> A; +endmodule + +module AL_MAP_LUT2 ( + output o, + input a, + input b +); + parameter [3:0] INIT = 4'h0; + parameter EQN = "(A)"; + assign o = INIT >> {b, a}; +endmodule + +module AL_MAP_LUT3 ( + output o, + input a, + input b, + input c +); + parameter [7:0] INIT = 8'h0; + parameter EQN = "(A)"; + assign o = INIT >> {c, b, a}; +endmodule + +module AL_MAP_LUT4 ( + output o, + input a, + input b, + input c, + input d +); + parameter [15:0] INIT = 16'h0; + parameter EQN = "(A)"; + assign o = INIT >> {d, c, b, a}; +endmodule + +module AL_MAP_LUT5 ( + output o, + input a, + input b, + input c, + input d, + input e +); + parameter [31:0] INIT = 32'h0; + parameter EQN = "(A)"; + assign o = INIT >> {e, d, c, b, a}; +endmodule + + +module AL_MAP_LUT6 ( + output o, + input a, + input b, + input c, + input d, + input e, + input f +); + parameter [63:0] INIT = 64'h0; + parameter EQN = "(A)"; + assign o = INIT >> {f, e, d, c, b, a}; +endmodule + +module AL_MAP_ALU2B ( + input cin, + input a0, b0, c0, d0, + input a1, b1, c1, d1, + output s0, s1, cout +); + parameter [15:0] INIT0 = 16'h0000; + parameter [15:0] INIT1 = 16'h0000; + parameter FUNC0 = "NO"; + parameter FUNC1 = "NO"; +endmodule + +module AL_MAP_ADDER ( + input a, + input b, + input c, + output [1:0] o +); + parameter ALUTYPE = "ADD"; +endmodule diff --git a/techlibs/anlogic/eagle_bb.v b/techlibs/anlogic/eagle_bb.v new file mode 100644 index 000000000..48442db2f --- /dev/null +++ b/techlibs/anlogic/eagle_bb.v @@ -0,0 +1,716 @@ +// Anlogic Eagle - Blackbox cells +// FIXME: Create sim models + +(* blackbox *) +module EG_PHY_BRAM( + output [8:0] doa, + output [8:0] dob, + input [8:0] dia, + input [8:0] dib, + input [2:0] csa, + input [2:0] csb, + input cea, + input ocea, + input clka, + input wea, + input rsta, + input ceb, + input oceb, + input clkb, + input web, + input rstb, + input [12:0] addra, + input [12:0] addrb +); + parameter MODE = "DP8K"; + parameter DATA_WIDTH_A = "9"; + parameter DATA_WIDTH_B = "9"; + parameter READBACK = "OFF"; + parameter REGMODE_A = "NOREG"; + parameter REGMODE_B = "NOREG"; + parameter WRITEMODE_A = "NORMAL"; + parameter WRITEMODE_B = "NORMAL"; + parameter GSR = "ENABLE"; + parameter RESETMODE = "SYNC"; + parameter ASYNC_RESET_RELEASE = "SYNC"; + parameter CEAMUX = "SIG"; + parameter CEBMUX = "SIG"; + parameter OCEAMUX = "SIG"; + parameter OCEBMUX = "SIG"; + parameter RSTAMUX = "SIG"; + parameter RSTBMUX = "SIG"; + parameter CLKAMUX = "SIG"; + parameter CLKBMUX = "SIG"; + parameter WEAMUX = "SIG"; + parameter WEBMUX = "SIG"; + parameter CSA0 = "SIG" ; + parameter CSA1 = "SIG" ; + parameter CSA2 = "SIG" ; + parameter CSB0 = "SIG" ; + parameter CSB1 = "SIG" ; + parameter CSB2 = "SIG" ; + parameter INIT_FILE = "NONE"; + parameter INITP_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INITP_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INITP_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INITP_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_10 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_11 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_12 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_13 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_14 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_15 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_16 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_17 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_18 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_19 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1F = 256'h0000000000000000000000000000000000000000000000000000000000000000; +endmodule + +(* blackbox *) +module EG_PHY_BRAM32K( + output [15:0] doa, + output [15:0] dob, + input [15:0] dia, + input [15:0] dib, + input [10:0] addra, + input [10:0] addrb, + input bytea, + input bytewea, + input byteb, + input byteweb, + input csa, + input wea, + input csb, + input web, + input clka, + input rsta, + input clkb, + input rstb, + input ocea, + input oceb +); + parameter MODE = "DP16K"; + parameter DATA_WIDTH_A = "16"; + parameter DATA_WIDTH_B = "16"; + parameter REGMODE_A = "NOREG"; + parameter REGMODE_B = "NOREG"; + parameter WRITEMODE_A = "NORMAL"; + parameter WRITEMODE_B = "NORMAL"; + parameter SRMODE = "SYNC"; + parameter CSAMUX = "SIG"; + parameter CSBMUX = "SIG"; + parameter OCEAMUX = "SIG"; + parameter OCEBMUX = "SIG"; + parameter RSTAMUX = "SIG"; + parameter RSTBMUX = "SIG"; + parameter CLKAMUX = "SIG"; + parameter CLKBMUX = "SIG"; + parameter WEAMUX = "SIG"; + parameter WEBMUX = "SIG"; + parameter READBACK = "OFF"; + parameter INIT_FILE = ""; + parameter INIT_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_10 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_11 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_12 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_13 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_14 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_15 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_16 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_17 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_18 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_19 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_1F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_20 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_21 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_22 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_23 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_24 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_25 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_26 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_27 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_28 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_29 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_2A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_2B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_2C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_2D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_2E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_2F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_30 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_31 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_32 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_33 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_34 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_35 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_36 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_37 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_38 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_39 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_3A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_3B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_3C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_3D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_3E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_3F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_40 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_41 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_42 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_43 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_44 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_45 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_46 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_47 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_48 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_49 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_4A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_4B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_4C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_4D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_4E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_4F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_50 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_51 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_52 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_53 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_54 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_55 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_56 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_57 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_58 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_59 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_5A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_5B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_5C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_5D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_5E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_5F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_60 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_61 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_62 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_63 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_64 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_65 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_66 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_67 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_68 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_69 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_6A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_6B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_6C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_6D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_6E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_6F = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_70 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_71 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_72 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_73 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_74 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_75 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_76 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_77 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_78 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_79 = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_7A = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_7B = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_7C = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_7D = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_7E = 256'h0000000000000000000000000000000000000000000000000000000000000000; + parameter INIT_7F = 256'h0000000000000000000000000000000000000000000000000000000000000000; +endmodule + +(* blackbox *) +module EG_PHY_FIFO( + input [8:0] dia, + input [8:0] dib, + input [2:0] csr, + input [2:0] csw, + input we, + input re, + input clkw, + input clkr, + input rst, + input rprst, + input orea, + input oreb, + output [8:0] dob, + output [8:0] doa, + output empty_flag, + output aempty_flag, + output afull_flag, + output full_flag +); + parameter MODE = "FIFO8K"; + parameter DATA_WIDTH_A = "18"; + parameter DATA_WIDTH_B = "18"; + parameter READBACK = "OFF"; + parameter REGMODE_A = "NOREG"; + parameter REGMODE_B = "NOREG"; + parameter [13:0] AE = 14'b00000001100000; + parameter [13:0] AF = 14'b01111110010000; + parameter [13:0] F = 14'b01111111110000; + parameter [13:0] AEP1 = 14'b00000001110000; + parameter [13:0] AFM1 = 14'b01111110000000; + parameter [13:0] FM1 = 14'b01111111100000; + parameter [4:0] E = 5'b00000; + parameter [5:0] EP1 = 6'b010000; + parameter GSR = "ENABLE"; + parameter RESETMODE = "ASYNC"; + parameter ASYNC_RESET_RELEASE = "SYNC"; + parameter CEA = "SIG"; + parameter CEB = "SIG"; + parameter OCEA = "SIG"; + parameter OCEB = "SIG"; + parameter RSTA = "SIG"; + parameter RSTB = "SIG"; + parameter CLKA = "SIG"; + parameter CLKB = "SIG"; + parameter WEA = "SIG"; + parameter WEB = "SIG"; + parameter CSA0 = "SIG"; + parameter CSA1 = "SIG"; + parameter CSA2 = "SIG"; + parameter CSB0 = "SIG"; + parameter CSB1 = "SIG"; + parameter CSB2 = "SIG"; +endmodule + +(* blackbox *) +module EG_PHY_MULT18( + output [17:0] acout, + output [17:0] bcout, + output [35:0] p, + input signeda, + input signedb, + input [17:0] a, + input [17:0] b, + input [17:0] acin, + input [17:0] bcin, + input cea, + input ceb, + input cepd, + input clk, + input rstan, + input rstbn, + input rstpdn, + input sourcea, + input sourceb +); + parameter INPUTREGA = "ENABLE"; + parameter INPUTREGB = "ENABLE"; + parameter OUTPUTREG = "ENABLE"; + parameter SRMODE = "ASYNC"; + parameter MODE = "MULT18X18C"; + parameter CEAMUX = "SIG"; + parameter CEBMUX = "SIG"; + parameter CEPDMUX = "SIG"; + parameter RSTANMUX = "SIG"; + parameter RSTBNMUX = "SIG"; + parameter RSTPDNMUX = "SIG"; + parameter CLKMUX = "SIG"; + parameter SIGNEDAMUX = "SIG"; + parameter SIGNEDBMUX = "SIG"; + parameter SOURCEAMUX = "SIG"; + parameter SOURCEBMUX = "SIG"; +endmodule + +(* blackbox *) +module EG_PHY_GCLK( + input clki, + output clko +); +endmodule + +(* blackbox *) +module EG_PHY_IOCLK( + input clki, + input stop, + output clko +); + parameter STOPCLK = "DISABLE"; +endmodule + +(* blackbox *) +module EG_PHY_CLKDIV( + output clkdiv1, + output clkdivx, + input clki, + input rst, + input rls +); + parameter GSR = "DISABLE"; + parameter DIV = 2; +endmodule + +(* blackbox *) +module EG_PHY_CONFIG( + output jrstn, + output [1:0] jrti, + output jshift, + output jtck, + output jtdi, + output jupdate, + output [1:0] jscanen, + output jtms, + input [1:0] jtdo, + input [7:0] jtag8_ipa, + input [7:0] jtag8_ipb, + output done, + output highz, + output cclk, + input cclk_en, + input gsrn_sync_clk, + input usr_gsrn, + output dna_dout, + input dna_clk, + input dna_din, + input dna_shift_en, + input mboot_rebootn, + input [7:0] mboot_dynamic_addr +); + parameter MBOOT_AUTO_SEL = "DISABLE"; + parameter ADDR_SOURCE_SEL = "STATIC"; + parameter STATIC_ADDR = 8'b0; + parameter DONE_PERSISTN = "ENABLE"; + parameter INIT_PERSISTN = "ENABLE"; + parameter PROGRAMN_PERSISTN = "DISABLE"; + parameter JTAG_PERSISTN = "DISABLE"; + parameter GSRN_SYNC_SEL = "DISABLE"; + parameter FREQ = "2.5"; + parameter USR_GSRN_EN = "DISABLE"; +endmodule + +(* blackbox *) +module EG_PHY_OSC( + input osc_dis, + output osc_clk +); + parameter STDBY = "DISABLE"; +endmodule + +(* blackbox *) +module EG_PHY_PWRMNT( + output pwr_dwn_n, + input sel_pwr, + input pwr_mnt_pd +); + parameter MNT_LVL = 0; +endmodule + +(* blackbox *) +module EG_PHY_DDR_8M_16( + input clk, + input clk_n, + input ras_n, + input cas_n, + input we_n, + input cs_n, + input [11:0] addr, + input [1:0] ba, + inout [15:0] dq, + input ldqs, + input udqs, + input ldm, + input udm, + input cke +); +endmodule + +(* blackbox *) +module EG_PHY_SDRAM_2M_32( + input clk, + input ras_n, + input cas_n, + input we_n, + input [10:0] addr, + input [1:0] ba, + inout [31:0] dq, + input cs_n, + input dm0, + input dm1, + input dm2, + input dm3, + input cke +); +endmodule + +(* blackbox *) +module EG_PHY_PAD( + input ipad, + output opad, + inout bpad, + input rst, + input ce, + input isclk, + input ipclk, + input osclk, + input opclk, + input ts, + input [3:0] do, + output di, + output [3:0] diq +); + parameter DEDCLK = "DISABLE"; + parameter GSR = "ENABLE"; + parameter SRMODE = "SYNC"; + parameter TSMUX = "1"; + parameter INSCLKMUX = "0"; + parameter INPCLKMUX = "CLK"; + parameter INCEMUX = "CE"; + parameter INRSTMUX = "0"; + parameter IN_REGSET = "RESET"; + parameter IN_DFFMODE = "NONE"; + parameter IDDRMODE = "OFF"; + parameter IDDRPIPEMODE = "NONE"; + parameter INDELMUX = "NODEL"; + parameter INDEL = 0; + parameter OUTSCLKMUX = "0"; + parameter OUTPCLKMUX = "CLK"; + parameter OUTCEMUX = "CE"; + parameter OUTRSTMUX = "0"; + parameter DO_REGSET = "RESET"; + parameter DO_DFFMODE = "NONE"; + parameter ODDRMODE = "OFF"; + parameter OUTDELMUX = "NODEL"; + parameter OUTDEL = 0; + parameter TO_REGSET = "RESET"; + parameter TO_DFFMODE = "NONE"; + parameter MODE = "IN"; + parameter DRIVE = "NONE"; + parameter IOTYPE = "LVCMOS25"; +endmodule + +(* blackbox *) +module EG_PHY_MSLICE( + input [1:0] a, + input [1:0] b, + input [1:0] c, + input [1:0] d, + input [1:0] mi, + input clk, + input ce, + input sr, + input fci, + output [1:0] f, + output [1:0] fx, + output [1:0] q, + output fco, + input dpram_mode, + input [1:0] dpram_di, + input dpram_we, + input dpram_wclk, + input [3:0] dpram_waddr +); + parameter INIT_LUT0 = 16'h0000; + parameter INIT_LUT1 = 16'h0000; + parameter MODE = "LOGIC"; + parameter ALUTYPE = "ADD"; + parameter MSFXMUX = "OFF"; + parameter GSR = "ENABLE"; + parameter TESTMODE = "OFF"; + parameter CEMUX = "CE"; + parameter SRMUX = "SR"; + parameter CLKMUX = "CLK"; + parameter SRMODE = "ASYNC"; + parameter DFFMODE = "FF"; + parameter REG0_SD = "MI"; + parameter REG1_SD = "MI"; + parameter REG0_REGSET = "SET"; + parameter REG1_REGSET = "SET"; +endmodule + +(* blackbox *) +module EG_PHY_LSLICE( + input [1:0] a, + input [1:0] b, + input [1:0] c, + input [1:0] d, + input [1:0] e, + input [1:0] mi, + input clk, + input ce, + input sr, + input fci, + output [1:0] f, + output [1:0] fx, + output [1:0] q, + output fco, + output [3:0] dpram_di, + output [3:0] dpram_waddr, + output dpram_wclk, + output dpram_we, + output dpram_mode +); + parameter INIT_LUTF0 = 16'h0000; + parameter INIT_LUTG0 = 16'h0000; + parameter INIT_LUTF1 = 16'h0000; + parameter INIT_LUTG1 = 16'h0000; + parameter MODE = "LOGIC"; + parameter GSR = "ENABLE"; + parameter TESTMODE = "OFF"; + parameter CEMUX = "1"; + parameter SRMUX = "SR"; + parameter CLKMUX = "CLK"; + parameter SRMODE = "ASYNC"; + parameter DFFMODE = "FF"; + parameter REG0_SD = "MI"; + parameter REG1_SD = "MI"; + parameter REG0_REGSET = "SET"; + parameter REG1_REGSET = "SET"; + parameter DEMUX0 = "D"; + parameter DEMUX1 = "D"; + parameter CMIMUX0 = "C"; + parameter CMIMUX1 = "C"; + parameter LSFMUX0 = "LUTF"; + parameter LSFXMUX0 = "LUTG"; + parameter LSFMUX1 = "LUTF"; + parameter LSFXMUX1 = "LUTG"; +endmodule + +(* blackbox *) +module EG_PHY_PLL( + output [4:0] clkc, + output extlock, + input stdby, + input refclk, + input fbclk, + input reset, + output psdone, + input psclk, + input psdown, + input psstep, + input [2:0] psclksel, + output [7:0] do, + input dclk, + input dcs, + input dwe, + input [7:0] di, + input [5:0] daddr +); + parameter DYNCFG = "DISABLE"; + parameter IF_ESCLKSTSW = "DISABLE"; + parameter REFCLK_SEL = "INTERNAL"; + parameter FIN = "100.0000"; + parameter REFCLK_DIV = 1; + parameter FBCLK_DIV = 1; + parameter CLKC0_DIV = 1; + parameter CLKC1_DIV = 1; + parameter CLKC2_DIV = 1; + parameter CLKC3_DIV = 1; + parameter CLKC4_DIV = 1; + parameter CLKC0_ENABLE = "DISABLE"; + parameter CLKC1_ENABLE = "DISABLE"; + parameter CLKC2_ENABLE = "DISABLE"; + parameter CLKC3_ENABLE = "DISABLE"; + parameter CLKC4_ENABLE = "DISABLE"; + parameter CLKC0_DIV2_ENABLE = "DISABLE"; + parameter CLKC1_DIV2_ENABLE = "DISABLE"; + parameter CLKC2_DIV2_ENABLE = "DISABLE"; + parameter CLKC3_DIV2_ENABLE = "DISABLE"; + parameter CLKC4_DIV2_ENABLE = "DISABLE"; + parameter FEEDBK_MODE = "NORMAL"; + parameter FEEDBK_PATH = "VCO_PHASE_0"; + parameter STDBY_ENABLE = "ENABLE"; + parameter CLKC0_FPHASE = 0; + parameter CLKC1_FPHASE = 0; + parameter CLKC2_FPHASE = 0; + parameter CLKC3_FPHASE = 0; + parameter CLKC4_FPHASE = 0; + parameter CLKC0_CPHASE = 1; + parameter CLKC1_CPHASE = 1; + parameter CLKC2_CPHASE = 1; + parameter CLKC3_CPHASE = 1; + parameter CLKC4_CPHASE = 1; + parameter GMC_GAIN = 7; + parameter GMC_TEST = 14; + parameter ICP_CURRENT = 14; + parameter KVCO = 7; + parameter LPF_CAPACITOR = 3; + parameter LPF_RESISTOR = 1; + parameter PLLRST_ENA = "ENABLE"; + parameter PLLMRST_ENA = "DISABLE"; + parameter PLLC2RST_ENA = "DISABLE"; + parameter PLLC34RST_ENA = "DISABLE"; + parameter PREDIV_MUXC0 = "VCO"; + parameter PREDIV_MUXC1 = "VCO"; + parameter PREDIV_MUXC2 = "VCO"; + parameter PREDIV_MUXC3 = "VCO"; + parameter PREDIV_MUXC4 = "VCO"; + parameter ODIV_MUXC0 = "DIV"; + parameter ODIV_MUXC1 = "DIV"; + parameter ODIV_MUXC2 = "DIV"; + parameter ODIV_MUXC3 = "DIV"; + parameter ODIV_MUXC4 = "DIV"; + parameter FREQ_LOCK_ACCURACY = 2; + parameter PLL_LOCK_MODE = 0; + parameter INTFB_WAKE = "DISABLE"; + parameter DPHASE_SOURCE = "DISABLE"; + parameter VCO_NORESET = "DISABLE"; + parameter STDBY_VCO_ENA = "DISABLE"; + parameter NORESET = "DISABLE"; + parameter SYNC_ENABLE = "ENABLE"; + parameter DERIVE_PLL_CLOCKS = "DISABLE"; + parameter GEN_BASIC_CLOCK = "DISABLE"; +endmodule + +(* blackbox *) +module EG_PHY_ADC( + input clk, + input pd, + input [2:0] s, + input soc, + output eoc, + output [11:0] dout +); + parameter CH0 = "DISABLE"; + parameter CH1 = "DISABLE"; + parameter CH2 = "DISABLE"; + parameter CH3 = "DISABLE"; + parameter CH4 = "DISABLE"; + parameter CH5 = "DISABLE"; + parameter CH6 = "DISABLE"; + parameter CH7 = "DISABLE"; + parameter VREF = "DISABLE"; +endmodule diff --git a/techlibs/anlogic/synth_anlogic.cc b/techlibs/anlogic/synth_anlogic.cc new file mode 100644 index 000000000..f4ef88770 --- /dev/null +++ b/techlibs/anlogic/synth_anlogic.cc @@ -0,0 +1,205 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2018 Miodrag Milanovic <miodrag@symbioticeda.com> + * Copyright (C) 2018 Clifford Wolf <clifford@clifford.at> + * + * 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/register.h" +#include "kernel/celltypes.h" +#include "kernel/rtlil.h" +#include "kernel/log.h" + +USING_YOSYS_NAMESPACE +PRIVATE_NAMESPACE_BEGIN + +struct SynthAnlogicPass : public ScriptPass +{ + SynthAnlogicPass() : ScriptPass("synth_anlogic", "synthesis for Anlogic FPGAs") { } + + void help() YS_OVERRIDE + { + // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| + log("\n"); + log(" synth_anlogic [options]\n"); + log("\n"); + log("This command runs synthesis for Anlogic FPGAs.\n"); + log("\n"); + log(" -top <module>\n"); + log(" use the specified module as top module\n"); + log("\n"); + log(" -edif <file>\n"); + log(" write the design to the specified EDIF file. writing of an output file\n"); + log(" is omitted if this parameter is not specified.\n"); + log("\n"); + log(" -json <file>\n"); + log(" write the design to the specified JSON file. writing of an output file\n"); + log(" is omitted if this parameter is not specified.\n"); + log("\n"); + log(" -run <from_label>:<to_label>\n"); + log(" only run the commands between the labels (see below). an empty\n"); + log(" from label is synonymous to 'begin', and empty to label is\n"); + log(" synonymous to the end of the command list.\n"); + log("\n"); + log(" -noflatten\n"); + log(" do not flatten design before synthesis\n"); + log("\n"); + log(" -retime\n"); + log(" run 'abc' with -dff option\n"); + log("\n"); + log("\n"); + log("The following commands are executed by this synthesis command:\n"); + help_script(); + log("\n"); + } + + string top_opt, edif_file, json_file; + bool flatten, retime; + + void clear_flags() YS_OVERRIDE + { + top_opt = "-auto-top"; + edif_file = ""; + json_file = ""; + flatten = true; + retime = false; + } + + void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE + { + string run_from, run_to; + clear_flags(); + + size_t argidx; + for (argidx = 1; argidx < args.size(); argidx++) + { + if (args[argidx] == "-top" && argidx+1 < args.size()) { + top_opt = "-top " + args[++argidx]; + continue; + } + if (args[argidx] == "-edif" && argidx+1 < args.size()) { + edif_file = args[++argidx]; + continue; + } + if (args[argidx] == "-json" && argidx+1 < args.size()) { + json_file = args[++argidx]; + continue; + } + if (args[argidx] == "-run" && argidx+1 < args.size()) { + size_t pos = args[argidx+1].find(':'); + if (pos == std::string::npos) + break; + run_from = args[++argidx].substr(0, pos); + run_to = args[argidx].substr(pos+1); + continue; + } + if (args[argidx] == "-noflatten") { + flatten = false; + continue; + } + if (args[argidx] == "-retime") { + retime = true; + continue; + } + break; + } + extra_args(args, argidx, design); + + if (!design->full_selection()) + log_cmd_error("This comannd only operates on fully selected designs!\n"); + + log_header(design, "Executing SYNTH_ANLOGIC pass.\n"); + log_push(); + + run_script(design, run_from, run_to); + + log_pop(); + } + + void script() YS_OVERRIDE + { + if (check_label("begin")) + { + run("read_verilog -lib +/anlogic/cells_sim.v +/anlogic/eagle_bb.v"); + run(stringf("hierarchy -check %s", help_mode ? "-top <top>" : top_opt.c_str())); + } + + if (flatten && check_label("flatten", "(unless -noflatten)")) + { + run("proc"); + run("flatten"); + run("tribuf -logic"); + run("deminout"); + } + + if (check_label("coarse")) + { + run("synth -run coarse"); + } + + if (check_label("fine")) + { + run("opt -fast -mux_undef -undriven -fine"); + run("memory_map"); + run("opt -undriven -fine"); + run("techmap -map +/techmap.v -map +/anlogic/arith_map.v"); + if (retime || help_mode) + run("abc -dff", "(only if -retime)"); + } + + if (check_label("map_ffs")) + { + run("dffsr2dff"); + run("techmap -D NO_LUT -map +/anlogic/cells_map.v"); + run("opt_expr -mux_undef"); + run("simplemap"); + } + + if (check_label("map_luts")) + { + run("abc -lut 6"); + run("clean"); + } + + if (check_label("map_cells")) + { + run("techmap -map +/anlogic/cells_map.v"); + run("clean"); + run("anlogic_eqn"); + } + + if (check_label("check")) + { + run("hierarchy -check"); + run("stat"); + run("check -noinit"); + } + + if (check_label("edif")) + { + if (!edif_file.empty() || help_mode) + run(stringf("write_edif %s", help_mode ? "<file-name>" : edif_file.c_str())); + } + + if (check_label("json")) + { + if (!json_file.empty() || help_mode) + run(stringf("write_json %s", help_mode ? "<file-name>" : json_file.c_str())); + } + } +} SynthAnlogicPass; + +PRIVATE_NAMESPACE_END diff --git a/techlibs/common/Makefile.inc b/techlibs/common/Makefile.inc index ab961ac0b..70074f653 100644 --- a/techlibs/common/Makefile.inc +++ b/techlibs/common/Makefile.inc @@ -25,5 +25,6 @@ $(eval $(call add_share_file,share,techlibs/common/techmap.v)) $(eval $(call add_share_file,share,techlibs/common/pmux2mux.v)) $(eval $(call add_share_file,share,techlibs/common/adff2dff.v)) $(eval $(call add_share_file,share,techlibs/common/dff2ff.v)) +$(eval $(call add_share_file,share,techlibs/common/gate2lut.v)) $(eval $(call add_share_file,share,techlibs/common/cells.lib)) diff --git a/techlibs/common/gate2lut.v b/techlibs/common/gate2lut.v new file mode 100644 index 000000000..99c123f4a --- /dev/null +++ b/techlibs/common/gate2lut.v @@ -0,0 +1,87 @@ +(* techmap_celltype = "$_NOT_" *) +module _90_lut_not (A, Y); + input A; + output Y; + + wire [`LUT_WIDTH-1:0] AA; + assign AA = {A}; + + \$lut #( + .WIDTH(`LUT_WIDTH), + .LUT(4'b01) + ) lut ( + .A(AA), + .Y(Y) + ); +endmodule + +(* techmap_celltype = "$_OR_" *) +module _90_lut_or (A, B, Y); + input A, B; + output Y; + + wire [`LUT_WIDTH-1:0] AA; + assign AA = {B, A}; + + \$lut #( + .WIDTH(`LUT_WIDTH), + .LUT(4'b1110) + ) lut ( + .A(AA), + .Y(Y) + ); +endmodule + +(* techmap_celltype = "$_AND_" *) +module _90_lut_and (A, B, Y); + input A, B; + output Y; + + wire [`LUT_WIDTH-1:0] AA; + assign AA = {B, A}; + + \$lut #( + .WIDTH(`LUT_WIDTH), + .LUT(4'b1000) + ) lut ( + .A(AA), + .Y(Y) + ); +endmodule + +(* techmap_celltype = "$_XOR_" *) +module _90_lut_xor (A, B, Y); + input A, B; + output Y; + + wire [`LUT_WIDTH-1:0] AA; + assign AA = {B, A}; + + \$lut #( + .WIDTH(`LUT_WIDTH), + .LUT(4'b0110) + ) lut ( + .A(AA), + .Y(Y) + ); +endmodule + +(* techmap_celltype = "$_MUX_" *) +module _90_lut_mux (A, B, S, Y); + input A, B, S; + output Y; + + wire [`LUT_WIDTH-1:0] AA; + assign AA = {S, B, A}; + + \$lut #( + .WIDTH(`LUT_WIDTH), + // A 1010 1010 + // B 1100 1100 + // S 1111 0000 + .LUT(8'b_1100_1010) + ) lut ( + .A(AA), + .Y(Y) + ); +endmodule diff --git a/techlibs/common/simcells.v b/techlibs/common/simcells.v index 937512e7c..289673e82 100644 --- a/techlibs/common/simcells.v +++ b/techlibs/common/simcells.v @@ -465,7 +465,7 @@ endmodule //- //- $_SR_NP_ (S, R, Q) //- -//- A set-reset latch with negative polarity SET and positive polarioty RESET. +//- A set-reset latch with negative polarity SET and positive polarity RESET. //- //- Truth table: S R | Q //- -----+--- @@ -489,7 +489,7 @@ endmodule //- //- $_SR_PN_ (S, R, Q) //- -//- A set-reset latch with positive polarity SET and negative polarioty RESET. +//- A set-reset latch with positive polarity SET and negative polarity RESET. //- //- Truth table: S R | Q //- -----+--- diff --git a/techlibs/gowin/Makefile.inc b/techlibs/gowin/Makefile.inc index 679d7eff5..2f82def7d 100644 --- a/techlibs/gowin/Makefile.inc +++ b/techlibs/gowin/Makefile.inc @@ -3,4 +3,5 @@ OBJS += techlibs/gowin/synth_gowin.o $(eval $(call add_share_file,share/gowin,techlibs/gowin/cells_map.v)) $(eval $(call add_share_file,share/gowin,techlibs/gowin/cells_sim.v)) +$(eval $(call add_share_file,share/gowin,techlibs/gowin/arith_map.v)) diff --git a/techlibs/gowin/arith_map.v b/techlibs/gowin/arith_map.v new file mode 100644 index 000000000..25e789e4a --- /dev/null +++ b/techlibs/gowin/arith_map.v @@ -0,0 +1,59 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at> + * Copyright (C) 2018 David Shah <dave@ds0.me> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +(* techmap_celltype = "$alu" *) +module _80_gw1n_alu(A, B, CI, BI, X, Y, CO); + parameter A_SIGNED = 0; + parameter B_SIGNED = 0; + 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)) + alu(.I0(AA[i]), + .I1(BB[i]), + .I3(1'b0), + .CIN(C[i]), + .COUT(CO[i]), + .SUM(Y[i]) + ); + end endgenerate + assign X = AA ^ BB; +endmodule + diff --git a/techlibs/gowin/cells_sim.v b/techlibs/gowin/cells_sim.v index 947942626..14441c2fc 100644 --- a/techlibs/gowin/cells_sim.v +++ b/techlibs/gowin/cells_sim.v @@ -57,3 +57,9 @@ endmodule module GSR (input GSRI); wire GSRO = GSRI; endmodule + +module ALU (input I0, input I1, input I3, input CIN, output COUT, output SUM); + parameter [3:0] ALU_MODE = 0; // default 0 = ADD + assign {COUT, SUM} = CIN + I1 + I0; +endmodule // alu + diff --git a/techlibs/gowin/synth_gowin.cc b/techlibs/gowin/synth_gowin.cc index 793f345be..e3d924e26 100644 --- a/techlibs/gowin/synth_gowin.cc +++ b/techlibs/gowin/synth_gowin.cc @@ -49,6 +49,9 @@ struct SynthGowinPass : public ScriptPass log(" from label is synonymous to 'begin', and empty to label is\n"); log(" synonymous to the end of the command list.\n"); log("\n"); + log(" -nobram\n"); + log(" do not use BRAM cells in output netlist\n"); + log("\n"); log(" -retime\n"); log(" run 'abc' with -dff option\n"); log("\n"); @@ -59,13 +62,14 @@ struct SynthGowinPass : public ScriptPass } string top_opt, vout_file; - bool retime; + bool retime, nobram; void clear_flags() YS_OVERRIDE { top_opt = "-auto-top"; vout_file = ""; retime = false; + nobram = true; } void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE @@ -96,6 +100,10 @@ struct SynthGowinPass : public ScriptPass retime = true; continue; } + if (args[argidx] == "-nobram") { + nobram = true; + continue; + } break; } extra_args(args, argidx, design); @@ -119,7 +127,7 @@ struct SynthGowinPass : public ScriptPass run(stringf("hierarchy -check %s", help_mode ? "-top <top>" : top_opt.c_str())); } - if (check_label("flatten")) + if (check_label("flatten") && check_label("flatten", "(unless -noflatten)")) { run("proc"); run("flatten"); @@ -131,13 +139,18 @@ struct SynthGowinPass : public ScriptPass { run("synth -run coarse"); } - + if (!nobram && check_label("bram", "(skip if -nobram)")) + { + run("memory_bram -rules +/gowin/bram.txt"); + run("techmap -map +/gowin/brams_map.v"); + } if (check_label("fine")) { run("opt -fast -mux_undef -undriven -fine"); run("memory_map"); run("opt -undriven -fine"); - run("techmap"); + run("techmap -map +/techmap.v -map +/gowin/arith_map.v"); + run("opt -fine"); run("clean -purge"); run("splitnets -ports"); run("setundef -undriven -zero"); diff --git a/techlibs/ice40/Makefile.inc b/techlibs/ice40/Makefile.inc index 14761c6c8..2750901c8 100644 --- a/techlibs/ice40/Makefile.inc +++ b/techlibs/ice40/Makefile.inc @@ -3,6 +3,7 @@ OBJS += techlibs/ice40/synth_ice40.o OBJS += techlibs/ice40/ice40_ffssr.o OBJS += techlibs/ice40/ice40_ffinit.o OBJS += techlibs/ice40/ice40_opt.o +OBJS += techlibs/ice40/ice40_unlut.o GENFILES += techlibs/ice40/brams_init1.vh GENFILES += techlibs/ice40/brams_init2.vh diff --git a/techlibs/ice40/cells_sim.v b/techlibs/ice40/cells_sim.v index e0a07af32..38ed45981 100644 --- a/techlibs/ice40/cells_sim.v +++ b/techlibs/ice40/cells_sim.v @@ -409,6 +409,7 @@ module SB_RAM40_4K ( initial begin for (i=0; i<16; i=i+1) begin +`ifdef YOSYS memory[ 0*16 + i] <= INIT_0[16*i +: 16]; memory[ 1*16 + i] <= INIT_1[16*i +: 16]; memory[ 2*16 + i] <= INIT_2[16*i +: 16]; @@ -425,6 +426,24 @@ module SB_RAM40_4K ( memory[13*16 + i] <= INIT_D[16*i +: 16]; memory[14*16 + i] <= INIT_E[16*i +: 16]; memory[15*16 + i] <= INIT_F[16*i +: 16]; +`else + memory[ 0*16 + i] = INIT_0[16*i +: 16]; + memory[ 1*16 + i] = INIT_1[16*i +: 16]; + memory[ 2*16 + i] = INIT_2[16*i +: 16]; + memory[ 3*16 + i] = INIT_3[16*i +: 16]; + memory[ 4*16 + i] = INIT_4[16*i +: 16]; + memory[ 5*16 + i] = INIT_5[16*i +: 16]; + memory[ 6*16 + i] = INIT_6[16*i +: 16]; + memory[ 7*16 + i] = INIT_7[16*i +: 16]; + memory[ 8*16 + i] = INIT_8[16*i +: 16]; + memory[ 9*16 + i] = INIT_9[16*i +: 16]; + memory[10*16 + i] = INIT_A[16*i +: 16]; + memory[11*16 + i] = INIT_B[16*i +: 16]; + memory[12*16 + i] = INIT_C[16*i +: 16]; + memory[13*16 + i] = INIT_D[16*i +: 16]; + memory[14*16 + i] = INIT_E[16*i +: 16]; + memory[15*16 + i] = INIT_F[16*i +: 16]; +`endif end end @@ -928,6 +947,7 @@ module SB_SPRAM256KA ( output reg [15:0] DATAOUT ); `ifndef BLACKBOX +`ifndef EQUIV reg [15:0] mem [0:16383]; wire off = SLEEP || !POWEROFF; integer i; @@ -954,6 +974,7 @@ module SB_SPRAM256KA ( end end `endif +`endif endmodule (* blackbox *) diff --git a/techlibs/ice40/ice40_ffssr.cc b/techlibs/ice40/ice40_ffssr.cc index 668df09dd..a7649d7a0 100644 --- a/techlibs/ice40/ice40_ffssr.cc +++ b/techlibs/ice40/ice40_ffssr.cc @@ -81,6 +81,9 @@ struct Ice40FfssrPass : public Pass { for (auto cell : ff_cells) { + if (cell->get_bool_attribute("\\dont_touch")) + continue; + SigSpec sig_d = cell->getPort("\\D"); if (GetSize(sig_d) < 1) diff --git a/techlibs/ice40/ice40_opt.cc b/techlibs/ice40/ice40_opt.cc index 162740059..f528607d6 100644 --- a/techlibs/ice40/ice40_opt.cc +++ b/techlibs/ice40/ice40_opt.cc @@ -33,7 +33,7 @@ static SigBit get_bit_or_zero(const SigSpec &sig) return sig[0]; } -static void run_ice40_opts(Module *module, bool unlut_mode) +static void run_ice40_opts(Module *module) { pool<SigBit> optimized_co; vector<Cell*> sb_lut_cells; @@ -95,9 +95,6 @@ static void run_ice40_opts(Module *module, bool unlut_mode) inbits.append(get_bit_or_zero(cell->getPort("\\I3"))); sigmap.apply(inbits); - if (unlut_mode) - goto remap_lut; - if (optimized_co.count(inbits[0])) goto remap_lut; if (optimized_co.count(inbits[1])) goto remap_lut; if (optimized_co.count(inbits[2])) goto remap_lut; @@ -152,14 +149,10 @@ struct Ice40OptPass : public Pass { log(" opt_clean\n"); log(" while <changed design>\n"); log("\n"); - log("When called with the option -unlut, this command will transform all already\n"); - log("mapped SB_LUT4 cells back to logic.\n"); - log("\n"); } void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE { string opt_expr_args = "-mux_undef -undriven"; - bool unlut_mode = false; log_header(design, "Executing ICE40_OPT pass (performing simple optimizations).\n"); log_push(); @@ -170,10 +163,6 @@ struct Ice40OptPass : public Pass { opt_expr_args += " -full"; continue; } - if (args[argidx] == "-unlut") { - unlut_mode = true; - continue; - } break; } extra_args(args, argidx, design); @@ -184,7 +173,7 @@ struct Ice40OptPass : public Pass { log_header(design, "Running ICE40 specific optimizations.\n"); for (auto module : design->selected_modules()) - run_ice40_opts(module, unlut_mode); + run_ice40_opts(module); Pass::call(design, "opt_expr " + opt_expr_args); Pass::call(design, "opt_merge"); diff --git a/techlibs/ice40/ice40_unlut.cc b/techlibs/ice40/ice40_unlut.cc new file mode 100644 index 000000000..2428a8e78 --- /dev/null +++ b/techlibs/ice40/ice40_unlut.cc @@ -0,0 +1,106 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at> + * + * 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 <stdlib.h> +#include <stdio.h> + +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("\\I3")), + get_bit_or_zero(cell->getPort("\\I2")), + get_bit_or_zero(cell->getPort("\\I1")), + get_bit_or_zero(cell->getPort("\\I0")) + })); + 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: perform simple optimizations") { } + 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<std::string> 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 diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc index b0687e5e3..37b924dfd 100644 --- a/techlibs/ice40/synth_ice40.cc +++ b/techlibs/ice40/synth_ice40.cc @@ -63,15 +63,25 @@ struct SynthIce40Pass : public ScriptPass log(" -retime\n"); log(" run 'abc' with -dff option\n"); log("\n"); + log(" -relut\n"); + log(" combine LUTs after synthesis\n"); + log("\n"); log(" -nocarry\n"); log(" do not use SB_CARRY cells in output netlist\n"); log("\n"); log(" -nodffe\n"); log(" do not use SB_DFFE* cells in output netlist\n"); log("\n"); + log(" -dffe_min_ce_use <min_ce_use>\n"); + log(" do not use SB_DFFE* cells if the resulting CE line would go to less\n"); + log(" than min_ce_use SB_DFFE*in output netlist\n"); + log("\n"); log(" -nobram\n"); log(" do not use SB_RAM40_4K* cells in output netlist\n"); log("\n"); + log(" -noabc\n"); + log(" use built-in Yosys LUT techmapping instead of abc\n"); + log("\n"); log(" -abc2\n"); log(" run two passes of 'abc' for slightly improved logic density\n"); log("\n"); @@ -86,7 +96,8 @@ struct SynthIce40Pass : public ScriptPass } string top_opt, blif_file, edif_file, json_file; - bool nocarry, nodffe, nobram, flatten, retime, abc2, vpr; + bool nocarry, nodffe, nobram, flatten, retime, relut, noabc, abc2, vpr; + int min_ce_use; void clear_flags() YS_OVERRIDE { @@ -96,9 +107,12 @@ struct SynthIce40Pass : public ScriptPass json_file = ""; nocarry = false; nodffe = false; + min_ce_use = -1; nobram = false; flatten = true; retime = false; + relut = false; + noabc = false; abc2 = false; vpr = false; } @@ -147,6 +161,10 @@ struct SynthIce40Pass : public ScriptPass retime = true; continue; } + if (args[argidx] == "-relut") { + relut = true; + continue; + } if (args[argidx] == "-nocarry") { nocarry = true; continue; @@ -155,10 +173,18 @@ struct SynthIce40Pass : public ScriptPass nodffe = true; continue; } + if (args[argidx] == "-dffe_min_ce_use" && argidx+1 < args.size()) { + min_ce_use = std::stoi(args[++argidx]); + continue; + } if (args[argidx] == "-nobram") { nobram = true; continue; } + if (args[argidx] == "-noabc") { + noabc = true; + continue; + } if (args[argidx] == "-abc2") { abc2 = true; continue; @@ -214,6 +240,10 @@ struct SynthIce40Pass : public ScriptPass run("opt -fast -mux_undef -undriven -fine"); run("memory_map"); run("opt -undriven -fine"); + } + + if (check_label("map_gates")) + { if (nocarry) run("techmap"); else @@ -228,6 +258,10 @@ struct SynthIce40Pass : public ScriptPass run("dffsr2dff"); if (!nodffe) run("dff2dffe -direct-match $_DFF_*"); + if (min_ce_use >= 0) { + run("opt_merge"); + run(stringf("dff2dffe -unmap-mince %d", min_ce_use)); + } run("techmap -D NO_LUT -map +/ice40/cells_map.v"); run("opt_expr -mux_undef"); run("simplemap"); @@ -243,8 +277,18 @@ struct SynthIce40Pass : public ScriptPass run("ice40_opt", "(only if -abc2)"); } run("techmap -map +/ice40/latches_map.v"); - run("abc -lut 4"); + if (noabc || help_mode) { + run("simplemap", " (only if -noabc)"); + run("techmap -map +/gate2lut.v -D LUT_WIDTH=4", "(only if -noabc)"); + } + if (!noabc) { + run("abc -lut 4", "(skip if -noabc)"); + } run("clean"); + if (relut || help_mode) { + run("ice40_unlut", " (only if -relut)"); + run("opt_lut -dlogic SB_CARRY:I0=1:I1=2:CI=3", "(only if -relut)"); + } } if (check_label("map_cells")) diff --git a/techlibs/intel/common/brams_map.v b/techlibs/intel/common/brams_map.v index fae4af2ab..d0f07c1de 100644 --- a/techlibs/intel/common/brams_map.v +++ b/techlibs/intel/common/brams_map.v @@ -2,8 +2,8 @@ module \$__M9K_ALTSYNCRAM_SINGLEPORT_FULL (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1A parameter CFG_ABITS = 8; parameter CFG_DBITS = 36; - parameter ABITS = "1"; - parameter DBITS = "1"; + parameter ABITS = 1; + parameter DBITS = 1; parameter CLKPOL2 = 1; parameter CLKPOL3 = 1; @@ -63,21 +63,21 @@ module \$__M9K_ALTSYNCRAM_SINGLEPORT_FULL (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1A .width_byteena_a (1), // Forced value .numwords_b ( NUMWORDS ), .numwords_a ( NUMWORDS ), - .widthad_b ( CFG_ABITS ), - .width_b ( CFG_DBITS ), - .widthad_a ( CFG_ABITS ), - .width_a ( CFG_DBITS ) + .widthad_b ( CFG_DBITS ), + .width_b ( CFG_ABITS ), + .widthad_a ( CFG_DBITS ), + .width_a ( CFG_ABITS ) ) _TECHMAP_REPLACE_ ( .data_a(B1DATA), .address_a(B1ADDR), .wren_a(B1EN), .rden_a(A1EN), .q_a(A1DATA), - .data_b(1'b0), + .data_b(B1DATA), .address_b(0), .wren_b(1'b0), .rden_b(1'b0), - .q_b(1'b0), + .q_b(), .clock0(CLK2), .clock1(1'b1), // Unused in single port mode .clocken0(1'b1), diff --git a/tests/lut/.gitignore b/tests/lut/.gitignore new file mode 100644 index 000000000..397b4a762 --- /dev/null +++ b/tests/lut/.gitignore @@ -0,0 +1 @@ +*.log diff --git a/tests/lut/check_map.ys b/tests/lut/check_map.ys new file mode 100644 index 000000000..dc0aaffc2 --- /dev/null +++ b/tests/lut/check_map.ys @@ -0,0 +1,4 @@ +simplemap +equiv_opt -assert techmap -map +/gate2lut.v -D LUT_WIDTH=4 +design -load postopt +select -assert-count 1 t:$lut diff --git a/tests/lut/map_and.v b/tests/lut/map_and.v new file mode 100644 index 000000000..68ae33fd6 --- /dev/null +++ b/tests/lut/map_and.v @@ -0,0 +1,5 @@ +module top(...); + input a, b; + output y; + assign y = a&b; +endmodule diff --git a/tests/lut/map_mux.v b/tests/lut/map_mux.v new file mode 100644 index 000000000..ccecf3023 --- /dev/null +++ b/tests/lut/map_mux.v @@ -0,0 +1,5 @@ +module top(...); + input a, b, s; + output y; + assign y = s?a:b; +endmodule diff --git a/tests/lut/map_not.v b/tests/lut/map_not.v new file mode 100644 index 000000000..385997414 --- /dev/null +++ b/tests/lut/map_not.v @@ -0,0 +1,5 @@ +module top(...); + input a; + output y; + assign y = ~a; +endmodule diff --git a/tests/lut/map_or.v b/tests/lut/map_or.v new file mode 100644 index 000000000..8b8c55188 --- /dev/null +++ b/tests/lut/map_or.v @@ -0,0 +1,5 @@ +module top(...); + input a, b; + output y; + assign y = a|b; +endmodule diff --git a/tests/lut/map_xor.v b/tests/lut/map_xor.v new file mode 100644 index 000000000..708a05789 --- /dev/null +++ b/tests/lut/map_xor.v @@ -0,0 +1,5 @@ +module top(...); + input a, b; + output y; + assign y = a^b; +endmodule diff --git a/tests/lut/run-test.sh b/tests/lut/run-test.sh new file mode 100644 index 000000000..207417fa6 --- /dev/null +++ b/tests/lut/run-test.sh @@ -0,0 +1,6 @@ +#!/bin/bash +set -e +for x in *.v; do + echo "Running $x.." + ../../yosys -q -s check_map.ys -l ${x%.v}.log $x +done diff --git a/tests/opt/.gitignore b/tests/opt/.gitignore new file mode 100644 index 000000000..397b4a762 --- /dev/null +++ b/tests/opt/.gitignore @@ -0,0 +1 @@ +*.log diff --git a/tests/opt/opt_lut.v b/tests/opt/opt_lut.v new file mode 100644 index 000000000..b13db367d --- /dev/null +++ b/tests/opt/opt_lut.v @@ -0,0 +1,18 @@ +module top( + input [8:0] a, + input [8:0] b, + output [8:0] o1, + output [2:0] o2, + input [2:0] c, + input [2:0] d, + output [2:0] o3, + output [2:0] o4, + input s +); + +assign o1 = (s ? 0 : a + b); +assign o2 = (s ? a : a - b); +assign o3 = (s ? 4'b1111 : d + c); +assign o4 = (s ? d : c - d); + +endmodule diff --git a/tests/opt/opt_lut.ys b/tests/opt/opt_lut.ys new file mode 100644 index 000000000..59b12c351 --- /dev/null +++ b/tests/opt/opt_lut.ys @@ -0,0 +1,4 @@ +read_verilog opt_lut.v +synth_ice40 +ice40_unlut +equiv_opt -map +/ice40/cells_sim.v -assert opt_lut -dlogic SB_CARRY:I0=1:I1=2:CI=3 diff --git a/tests/opt/opt_lut_port.il b/tests/opt/opt_lut_port.il new file mode 100644 index 000000000..7eb71890f --- /dev/null +++ b/tests/opt/opt_lut_port.il @@ -0,0 +1,18 @@ +module $1 + wire width 4 input 2 \_0_ + wire output 4 \_1_ + wire input 3 \_2_ + wire output 1 \o + cell $lut \_3_ + parameter \LUT 16'0011000000000011 + parameter \WIDTH 4 + connect \A { \_0_ [3] \o 2'00 } + connect \Y \_1_ + end + cell $lut \_4_ + parameter \LUT 4'0001 + parameter \WIDTH 4 + connect \A { 3'000 \_2_ } + connect \Y \o + end +end diff --git a/tests/opt/opt_lut_port.ys b/tests/opt/opt_lut_port.ys new file mode 100644 index 000000000..51dfd988b --- /dev/null +++ b/tests/opt/opt_lut_port.ys @@ -0,0 +1,2 @@ +read_ilang opt_lut_port.il +select -assert-count 2 t:$lut diff --git a/tests/opt/run-test.sh b/tests/opt/run-test.sh new file mode 100755 index 000000000..44ce7e674 --- /dev/null +++ b/tests/opt/run-test.sh @@ -0,0 +1,6 @@ +#!/bin/bash +set -e +for x in *.ys; do + echo "Running $x.." + ../../yosys -ql ${x%.ys}.log $x +done diff --git a/tests/svinterfaces/.gitignore b/tests/svinterfaces/.gitignore new file mode 100644 index 000000000..a5b7927d1 --- /dev/null +++ b/tests/svinterfaces/.gitignore @@ -0,0 +1,8 @@ +/a.out +/dut_result.txt +/reference_result.txt +/*.diff +/*.log_stderr +/*.log_stdout +/*_ref_syn.v +/*_syn.v |