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yosys/kernel/newcelltypes.h
Emil J. Tywoniak f592f2f3af WIP
2026-06-10 19:22:53 +02:00

654 lines
29 KiB
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#ifndef NEWCELLTYPES_H
#define NEWCELLTYPES_H
#include "kernel/rtlil.h"
#include "kernel/yosys.h"
YOSYS_NAMESPACE_BEGIN
/**
* This API is unstable.
* It may change or be removed in future versions and break dependent code.
*/
namespace StaticCellTypes {
// Given by last internal cell type IdString constids.inc, compilation error if too low
constexpr int MAX_CELLS = 300;
// Currently given by _MUX16_, compilation error if too low
constexpr int MAX_PORTS = 20;
struct CellTableBuilder {
struct PortList {
std::array<TwineRef, MAX_PORTS> ports{};
size_t count = 0;
constexpr PortList() = default;
constexpr PortList(std::initializer_list<TwineRef> init) {
for (auto p : init) {
ports[count++] = p;
}
}
constexpr auto begin() const { return ports.begin(); }
constexpr auto end() const { return ports.begin() + count; }
constexpr bool contains(TwineRef port) const {
for (size_t i = 0; i < count; i++) {
if (port == ports[i])
return true;
}
return false;
}
constexpr size_t size() const { return count; }
};
struct Features {
bool is_evaluable = false;
bool is_combinatorial = false;
bool is_synthesizable = false;
bool is_stdcell = false;
bool is_ff = false;
bool is_mem_noff = false;
bool is_anyinit = false;
bool is_tristate = false;
};
struct CellInfo {
RTLIL::IdString type;
PortList inputs, outputs;
Features features;
};
std::array<CellInfo, MAX_CELLS> cells{};
size_t count = 0;
constexpr void setup_type(RTLIL::IdString type, std::initializer_list<TwineRef> inputs, std::initializer_list<TwineRef> outputs, const Features& features) {
cells[count++] = {type, PortList(inputs), PortList(outputs), features};
}
constexpr void setup_internals_other()
{
Features features {};
features.is_tristate = true;
setup_type(ID($tribuf), {TW::A, TW::EN}, {TW::Y}, features);
features = {};
setup_type(ID($assert), {TW::A, TW::EN}, {}, features);
setup_type(ID($assume), {TW::A, TW::EN}, {}, features);
setup_type(ID($live), {TW::A, TW::EN}, {}, features);
setup_type(ID($fair), {TW::A, TW::EN}, {}, features);
setup_type(ID($cover), {TW::A, TW::EN}, {}, features);
setup_type(ID($initstate), {}, {TW::Y}, features);
setup_type(ID($anyconst), {}, {TW::Y}, features);
setup_type(ID($anyseq), {}, {TW::Y}, features);
setup_type(ID($allconst), {}, {TW::Y}, features);
setup_type(ID($allseq), {}, {TW::Y}, features);
setup_type(ID($equiv), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($specify2), {TW::EN, TW::SRC, TW::DST}, {}, features);
setup_type(ID($specify3), {TW::EN, TW::SRC, TW::DST, TW::DAT}, {}, features);
setup_type(ID($specrule), {TW::SRC_EN, TW::DST_EN, TW::SRC, TW::DST}, {}, features);
setup_type(ID($print), {TW::EN, TW::ARGS, TW::TRG}, {}, features);
setup_type(ID($check), {TW::A, TW::EN, TW::ARGS, TW::TRG}, {}, features);
setup_type(ID($set_tag), {TW::A, TW::SET, TW::CLR}, {TW::Y}, features);
setup_type(ID($get_tag), {TW::A}, {TW::Y}, features);
setup_type(ID($overwrite_tag), {TW::A, TW::SET, TW::CLR}, {}, features);
setup_type(ID($original_tag), {TW::A}, {TW::Y}, features);
setup_type(ID($future_ff), {TW::A}, {TW::Y}, features);
setup_type(ID($scopeinfo), {}, {}, features);
setup_type(ID($input_port), {}, {TW::Y}, features);
setup_type(ID($output_port), {TW::A}, {}, features);
setup_type(ID($public), {TW::A}, {}, features);
setup_type(ID($connect), {TW::A, TW::B}, {}, features);
}
constexpr void setup_internals_eval()
{
Features features {};
features.is_evaluable = true;
std::initializer_list<RTLIL::IdString> unary_ops = {
ID($not), ID($pos), ID($buf), ID($neg),
ID($reduce_and), ID($reduce_or), ID($reduce_xor), ID($reduce_xnor), ID($reduce_bool),
ID($logic_not), ID($slice), ID($lut), ID($sop)
};
std::initializer_list<RTLIL::IdString> binary_ops = {
ID($and), ID($or), ID($xor), ID($xnor),
ID($shl), ID($shr), ID($sshl), ID($sshr), ID($shift), ID($shiftx),
ID($lt), ID($le), ID($eq), ID($ne), ID($eqx), ID($nex), ID($ge), ID($gt),
ID($add), ID($sub), ID($mul), ID($div), ID($mod), ID($divfloor), ID($modfloor), ID($pow),
ID($logic_and), ID($logic_or), ID($concat), ID($macc),
ID($bweqx)
};
for (auto type : unary_ops)
setup_type(type, {TW::A}, {TW::Y}, features);
for (auto type : binary_ops)
setup_type(type, {TW::A, TW::B}, {TW::Y}, features);
for (auto type : {ID($mux), ID($pmux), ID($bwmux)})
setup_type(type, {TW::A, TW::B, TW::S}, {TW::Y}, features);
for (auto type : {ID($bmux), ID($demux)})
setup_type(type, {TW::A, TW::S}, {TW::Y}, features);
setup_type(ID($lcu), {TW::P, TW::G, TW::CI}, {TW::CO}, features);
setup_type(ID($alu), {TW::A, TW::B, TW::CI, TW::BI}, {TW::X, TW::Y, TW::CO}, features);
setup_type(ID($macc_v2), {TW::A, TW::B, TW::C}, {TW::Y}, features);
setup_type(ID($fa), {TW::A, TW::B, TW::C}, {TW::X, TW::Y}, features);
}
constexpr void setup_internals_ff()
{
Features features {};
features.is_ff = true;
setup_type(ID($sr), {TW::SET, TW::CLR}, {TW::Q}, features);
setup_type(ID($ff), {TW::D}, {TW::Q}, features);
setup_type(ID($dff), {TW::CLK, TW::D}, {TW::Q}, features);
setup_type(ID($dffe), {TW::CLK, TW::EN, TW::D}, {TW::Q}, features);
setup_type(ID($dffsr), {TW::CLK, TW::SET, TW::CLR, TW::D}, {TW::Q}, features);
setup_type(ID($dffsre), {TW::CLK, TW::SET, TW::CLR, TW::D, TW::EN}, {TW::Q}, features);
setup_type(ID($adff), {TW::CLK, TW::ARST, TW::D}, {TW::Q}, features);
setup_type(ID($adffe), {TW::CLK, TW::ARST, TW::D, TW::EN}, {TW::Q}, features);
setup_type(ID($aldff), {TW::CLK, TW::ALOAD, TW::AD, TW::D}, {TW::Q}, features);
setup_type(ID($aldffe), {TW::CLK, TW::ALOAD, TW::AD, TW::D, TW::EN}, {TW::Q}, features);
setup_type(ID($sdff), {TW::CLK, TW::SRST, TW::D}, {TW::Q}, features);
setup_type(ID($sdffe), {TW::CLK, TW::SRST, TW::D, TW::EN}, {TW::Q}, features);
setup_type(ID($sdffce), {TW::CLK, TW::SRST, TW::D, TW::EN}, {TW::Q}, features);
setup_type(ID($dlatch), {TW::EN, TW::D}, {TW::Q}, features);
setup_type(ID($adlatch), {TW::EN, TW::D, TW::ARST}, {TW::Q}, features);
setup_type(ID($dlatchsr), {TW::EN, TW::SET, TW::CLR, TW::D}, {TW::Q}, features);
}
constexpr void setup_internals_anyinit()
{
Features features {};
features.is_anyinit = true;
setup_type(ID($anyinit), {TW::D}, {TW::Q}, features);
}
constexpr void setup_internals_mem_noff()
{
Features features {};
features.is_mem_noff = true;
// NOT setup_internals_ff()
setup_type(ID($memrd), {TW::CLK, TW::EN, TW::ADDR}, {TW::DATA}, features);
setup_type(ID($memrd_v2), {TW::CLK, TW::EN, TW::ARST, TW::SRST, TW::ADDR}, {TW::DATA}, features);
setup_type(ID($memwr), {TW::CLK, TW::EN, TW::ADDR, TW::DATA}, {}, features);
setup_type(ID($memwr_v2), {TW::CLK, TW::EN, TW::ADDR, TW::DATA}, {}, features);
setup_type(ID($meminit), {TW::ADDR, TW::DATA}, {}, features);
setup_type(ID($meminit_v2), {TW::ADDR, TW::DATA, TW::EN}, {}, features);
setup_type(ID($mem), {TW::RD_CLK, TW::RD_EN, TW::RD_ADDR, TW::WR_CLK, TW::WR_EN, TW::WR_ADDR, TW::WR_DATA}, {TW::RD_DATA}, features);
setup_type(ID($mem_v2), {TW::RD_CLK, TW::RD_EN, TW::RD_ARST, TW::RD_SRST, TW::RD_ADDR, TW::WR_CLK, TW::WR_EN, TW::WR_ADDR, TW::WR_DATA}, {TW::RD_DATA}, features);
// What?
setup_type(ID($fsm), {TW::CLK, TW::ARST, TW::CTRL_IN}, {TW::CTRL_OUT}, features);
}
constexpr void setup_stdcells_tristate()
{
Features features {};
features.is_stdcell = true;
features.is_tristate = true;
setup_type(ID($_TBUF_), {TW::A, TW::E}, {TW::Y}, features);
}
constexpr void setup_stdcells_eval()
{
Features features {};
features.is_stdcell = true;
features.is_evaluable = true;
setup_type(ID($_BUF_), {TW::A}, {TW::Y}, features);
setup_type(ID($_NOT_), {TW::A}, {TW::Y}, features);
setup_type(ID($_AND_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_NAND_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_OR_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_NOR_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_XOR_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_XNOR_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_ANDNOT_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_ORNOT_), {TW::A, TW::B}, {TW::Y}, features);
setup_type(ID($_MUX_), {TW::A, TW::B, TW::S}, {TW::Y}, features);
setup_type(ID($_NMUX_), {TW::A, TW::B, TW::S}, {TW::Y}, features);
setup_type(ID($_MUX4_), {TW::A, TW::B, TW::C, TW::D, TW::S, TW::T}, {TW::Y}, features);
setup_type(ID($_MUX8_), {TW::A, TW::B, TW::C, TW::D, TW::E, TW::F, TW::G, TW::H, TW::S, TW::T, TW::U}, {TW::Y}, features);
setup_type(ID($_MUX16_), {TW::A, TW::B, TW::C, TW::D, TW::E, TW::F, TW::G, TW::H, TW::I, TW::J, TW::K, TW::L, TW::M, TW::N, TW::O, TW::P, TW::S, TW::T, TW::U, TW::V}, {TW::Y}, features);
setup_type(ID($_AOI3_), {TW::A, TW::B, TW::C}, {TW::Y}, features);
setup_type(ID($_OAI3_), {TW::A, TW::B, TW::C}, {TW::Y}, features);
setup_type(ID($_AOI4_), {TW::A, TW::B, TW::C, TW::D}, {TW::Y}, features);
setup_type(ID($_OAI4_), {TW::A, TW::B, TW::C, TW::D}, {TW::Y}, features);
}
constexpr void setup_stdcells_ff() {
Features features {};
features.is_stdcell = true;
features.is_ff = true;
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// setup_type(std::string("$_SR_") + c1 + c2 + "_", {TW::S, TW::R}, {TW::Q}, features);
setup_type(ID($_SR_NN_), {TW::S, TW::R}, {TW::Q}, features);
setup_type(ID($_SR_NP_), {TW::S, TW::R}, {TW::Q}, features);
setup_type(ID($_SR_PN_), {TW::S, TW::R}, {TW::Q}, features);
setup_type(ID($_SR_PP_), {TW::S, TW::R}, {TW::Q}, features);
setup_type(ID($_FF_), {TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// setup_type(std::string("$_DFF_") + c1 + "_", {TW::C, TW::D}, {TW::Q}, features);
setup_type(ID::$_DFF_N_, {TW::C, TW::D}, {TW::Q}, features);
setup_type(ID::$_DFF_P_, {TW::C, TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// setup_type(std::string("$_DFFE_") + c1 + c2 + "_", {TW::C, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID::$_DFFE_NN_, {TW::C, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID::$_DFFE_NP_, {TW::C, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID::$_DFFE_PN_, {TW::C, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID::$_DFFE_PP_, {TW::C, TW::D, TW::E}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_01)
// setup_type(std::string("$_DFF_") + c1 + c2 + c3 + "_", {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_NN0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_NN1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_NP0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_NP1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_PN0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_PN1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_PP0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFF_PP1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_01)
// for (auto c4 : list_np)
// setup_type(std::string("$_DFFE_") + c1 + c2 + c3 + c4 + "_", {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NN0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NN0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NN1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NN1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NP0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NP0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NP1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_NP1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PN0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PN0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PN1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PN1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PP0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PP0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PP1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFE_PP1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// setup_type(std::string("$_ALDFF_") + c1 + c2 + "_", {TW::C, TW::L, TW::AD, TW::D}, {TW::Q}, features);
setup_type(ID($_ALDFF_NN_), {TW::C, TW::L, TW::AD, TW::D}, {TW::Q}, features);
setup_type(ID($_ALDFF_NP_), {TW::C, TW::L, TW::AD, TW::D}, {TW::Q}, features);
setup_type(ID($_ALDFF_PN_), {TW::C, TW::L, TW::AD, TW::D}, {TW::Q}, features);
setup_type(ID($_ALDFF_PP_), {TW::C, TW::L, TW::AD, TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_np)
// setup_type(std::string("$_ALDFFE_") + c1 + c2 + c3 + "_", {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_NNN_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_NNP_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_NPN_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_NPP_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_PNN_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_PNP_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_PPN_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_ALDFFE_PPP_), {TW::C, TW::L, TW::AD, TW::D, TW::E}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_np)
// setup_type(std::string("$_DFFSR_") + c1 + c2 + c3 + "_", {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_NNN_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_NNP_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_NPN_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_NPP_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_PNN_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_PNP_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_PPN_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DFFSR_PPP_), {TW::C, TW::S, TW::R, TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_np)
// for (auto c4 : list_np)
// setup_type(std::string("$_DFFSRE_") + c1 + c2 + c3 + c4 + "_", {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NNNN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NNNP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NNPN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NNPP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NPNN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NPNP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NPPN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_NPPP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PNNN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PNNP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PNPN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PNPP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PPNN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PPNP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PPPN_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_DFFSRE_PPPP_), {TW::C, TW::S, TW::R, TW::D, TW::E}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_01)
// setup_type(std::string("$_SDFF_") + c1 + c2 + c3 + "_", {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_NN0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_NN1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_NP0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_NP1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_PN0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_PN1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_PP0_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_SDFF_PP1_), {TW::C, TW::R, TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_01)
// for (auto c4 : list_np)
// setup_type(std::string("$_SDFFE_") + c1 + c2 + c3 + c4 + "_", {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NN0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NN0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NN1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NN1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NP0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NP0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NP1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_NP1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PN0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PN0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PN1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PN1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PP0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PP0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PP1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFE_PP1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_01)
// for (auto c4 : list_np)
// setup_type(std::string("$_SDFFCE_") + c1 + c2 + c3 + c4 + "_", {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NN0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NN0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NN1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NN1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NP0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NP0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NP1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_NP1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PN0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PN0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PN1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PN1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PP0N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PP0P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PP1N_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
setup_type(ID($_SDFFCE_PP1P_), {TW::C, TW::R, TW::D, TW::E}, {TW::Q}, features);
// for (auto c1 : list_np)
// setup_type(std::string("$_DLATCH_") + c1 + "_", {TW::E, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_N_), {TW::E, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_P_), {TW::E, TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_01)
// setup_type(std::string("$_DLATCH_") + c1 + c2 + c3 + "_", {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_NN0_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_NN1_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_NP0_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_NP1_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_PN0_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_PN1_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_PP0_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCH_PP1_), {TW::E, TW::R, TW::D}, {TW::Q}, features);
// for (auto c1 : list_np)
// for (auto c2 : list_np)
// for (auto c3 : list_np)
// setup_type(std::string("$_DLATCHSR_") + c1 + c2 + c3 + "_", {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_NNN_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_NNP_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_NPN_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_NPP_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_PNN_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_PNP_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_PPN_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
setup_type(ID($_DLATCHSR_PPP_), {TW::E, TW::S, TW::R, TW::D}, {TW::Q}, features);
}
constexpr CellTableBuilder() {
setup_internals_other();
setup_internals_eval();
setup_internals_ff();
setup_internals_anyinit();
setup_internals_mem_noff();
setup_stdcells_tristate();
setup_stdcells_eval();
setup_stdcells_ff();
}
};
constexpr CellTableBuilder builder {};
struct PortInfo {
struct PortLists {
std::array<CellTableBuilder::PortList, MAX_CELLS> data{};
constexpr CellTableBuilder::PortList operator()(IdString type) const {
return data[type.index_];
}
constexpr CellTableBuilder::PortList& operator[](size_t idx) {
return data[idx];
}
constexpr size_t size() const { return data.size(); }
};
PortLists inputs {};
PortLists outputs {};
constexpr PortInfo() {
for (size_t i = 0; i < builder.count; ++i) {
auto& cell = builder.cells[i];
size_t idx = cell.type.index_;
inputs[idx] = cell.inputs;
outputs[idx] = cell.outputs;
}
}
};
struct Categories {
struct Category {
std::array<bool, MAX_CELLS> data{};
constexpr bool operator()(IdString type) const {
size_t idx = type.index_;
if (idx >= MAX_CELLS)
return false;
return data[idx];
}
constexpr bool operator[](size_t idx) {
return data[idx];
}
constexpr void set_id(IdString type, bool val = true) {
size_t idx = type.index_;
if (idx >= MAX_CELLS)
return; // TODO should be an assert but then it's not constexpr
data[idx] = val;
}
constexpr void set(size_t idx, bool val = true) {
data[idx] = val;
}
constexpr size_t size() const { return data.size(); }
};
Category empty {};
Category is_known {};
Category is_evaluable {};
Category is_combinatorial {};
Category is_synthesizable {};
Category is_stdcell {};
Category is_ff {};
Category is_mem_noff {};
Category is_anyinit {};
Category is_tristate {};
constexpr Categories() {
for (size_t i = 0; i < builder.count; ++i) {
auto& cell = builder.cells[i];
size_t idx = cell.type.index_;
is_known.set(idx);
is_evaluable.set(idx, cell.features.is_evaluable);
is_combinatorial.set(idx, cell.features.is_combinatorial);
is_synthesizable.set(idx, cell.features.is_synthesizable);
is_stdcell.set(idx, cell.features.is_stdcell);
is_ff.set(idx, cell.features.is_ff);
is_mem_noff.set(idx, cell.features.is_mem_noff);
is_anyinit.set(idx, cell.features.is_anyinit);
is_tristate.set(idx, cell.features.is_tristate);
}
}
constexpr static Category join(Category left, Category right) {
Category c {};
for (size_t i = 0; i < MAX_CELLS; ++i) {
c.set(i, left[i] || right[i]);
}
return c;
}
constexpr static Category meet(Category left, Category right) {
Category c {};
for (size_t i = 0; i < MAX_CELLS; ++i) {
c.set(i, left[i] && right[i]);
}
return c;
}
// Sketchy! Make sure to always meet with only the known universe.
// In other words, no modus tollens allowed
constexpr static Category complement(Category arg) {
Category c {};
for (size_t i = 0; i < MAX_CELLS; ++i) {
c.set(i, !arg[i]);
}
return c;
}
};
// Pure
static constexpr PortInfo port_info;
static constexpr Categories categories;
// Legacy
namespace Compat {
static constexpr auto internals_all = Categories::meet(categories.is_known, Categories::complement(categories.is_stdcell));
static constexpr auto mem_ff = Categories::join(categories.is_ff, categories.is_mem_noff);
// old setup_internals + setup_stdcells
static constexpr auto nomem_noff = Categories::meet(categories.is_known, Categories::complement(mem_ff));
static constexpr auto internals_mem_ff = Categories::meet(internals_all, mem_ff);
// old setup_internals
static constexpr auto internals_nomem_noff = Categories::meet(internals_all, nomem_noff);
// old setup_stdcells
static constexpr auto stdcells_nomem_noff = Categories::meet(categories.is_stdcell, nomem_noff);
static constexpr auto stdcells_mem = Categories::meet(categories.is_stdcell, categories.is_mem_noff);
// old setup_internals_eval
// static constexpr auto internals_eval = Categories::meet(internals_all, categories.is_evaluable);
};
namespace {
static_assert(categories.is_evaluable(ID($and)));
static_assert(!categories.is_ff(ID($and)));
static_assert(Categories::join(categories.is_evaluable, categories.is_ff)(ID($and)));
static_assert(Categories::join(categories.is_evaluable, categories.is_ff)(ID($dffsr)));
static_assert(!Categories::join(categories.is_evaluable, categories.is_ff)(ID($anyinit)));
}
};
struct NewCellType {
RTLIL::IdString type;
pool<TwineRef> inputs, outputs;
bool is_evaluable;
bool is_combinatorial;
bool is_synthesizable;
};
struct NewCellTypes {
struct IdStringHash {
std::size_t operator()(const IdString id) const {
return static_cast<size_t>(id.hash_top().yield());
}
};
StaticCellTypes::Categories::Category static_cell_types = StaticCellTypes::categories.empty;
std::unordered_map<RTLIL::IdString, NewCellType, IdStringHash> custom_cell_types {};
NewCellTypes() {
static_cell_types = StaticCellTypes::categories.empty;
}
NewCellTypes(RTLIL::Design *design) {
static_cell_types = StaticCellTypes::categories.empty;
setup(design);
}
void setup(RTLIL::Design *design = NULL) {
if (design)
setup_design(design);
static_cell_types = StaticCellTypes::categories.is_known;
}
void setup_design(RTLIL::Design *design) {
for (auto module : design->modules())
setup_module(module);
}
void setup_module(RTLIL::Module *module) {
pool<TwineRef> inputs, outputs;
for (auto wire_name : module->ports) {
RTLIL::Wire *wire = module->wire(wire_name);
if (wire->port_input)
inputs.insert(wire->meta_->name);
if (wire->port_output)
outputs.insert(wire->meta_->name);
}
setup_type(module->name, inputs, outputs);
}
void setup_type(RTLIL::IdString type, const pool<TwineRef> &inputs, const pool<TwineRef> &outputs, bool is_evaluable = false, bool is_combinatorial = false, bool is_synthesizable = false) {
NewCellType ct = {type, inputs, outputs, is_evaluable, is_combinatorial, is_synthesizable};
custom_cell_types[ct.type] = ct;
}
void clear() {
custom_cell_types.clear();
static_cell_types = StaticCellTypes::categories.empty;
}
bool cell_known(const RTLIL::IdString &type) const {
return static_cell_types(type) || custom_cell_types.count(type) != 0;
}
bool cell_output(const RTLIL::IdString &type, TwineRef port) const
{
// TODO refactor
if (static_cell_types(type) && StaticCellTypes::port_info.outputs(type).contains(port)) {
return true;
}
auto it = custom_cell_types.find(type);
return it != custom_cell_types.end() && it->second.outputs.count(port) != 0;
}
bool cell_input(const RTLIL::IdString &type, TwineRef port) const
{
if (static_cell_types(type) && StaticCellTypes::port_info.inputs(type).contains(port)) {
return true;
}
auto it = custom_cell_types.find(type);
return it != custom_cell_types.end() && it->second.inputs.count(port) != 0;
}
RTLIL::PortDir cell_port_dir(RTLIL::IdString type, TwineRef port) const
{
bool is_input, is_output;
if (static_cell_types(type)) {
is_input = StaticCellTypes::port_info.inputs(type).contains(port);
is_output = StaticCellTypes::port_info.outputs(type).contains(port);
} else {
auto it = custom_cell_types.find(type);
if (it == custom_cell_types.end())
return RTLIL::PD_UNKNOWN;
is_input = it->second.inputs.count(port);
is_output = it->second.outputs.count(port);
}
return RTLIL::PortDir(is_input + is_output * 2);
}
bool cell_evaluable(const RTLIL::IdString &type) const
{
return static_cell_types(type) && StaticCellTypes::categories.is_evaluable(type);
}
};
extern NewCellTypes yosys_celltypes;
YOSYS_NAMESPACE_END
#endif
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