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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2020 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.
*
*/
#ifndef NEXTPNR_H
#error Include "archdefs.h" via "nextpnr.h" only.
#endif
NEXTPNR_NAMESPACE_BEGIN
typedef int delay_t;
struct DelayInfo
{
delay_t min_delay = 0, max_delay = 0;
delay_t minRaiseDelay() const { return min_delay; }
delay_t maxRaiseDelay() const { return max_delay; }
delay_t minFallDelay() const { return min_delay; }
delay_t maxFallDelay() const { return max_delay; }
delay_t minDelay() const { return min_delay; }
delay_t maxDelay() const { return max_delay; }
DelayInfo operator+(const DelayInfo &other) const
{
DelayInfo ret;
ret.min_delay = this->min_delay + other.min_delay;
ret.max_delay = this->max_delay + other.max_delay;
return ret;
}
};
enum ConstIds
{
ID_NONE
#define X(t) , ID_##t
#include "constids.inc"
#undef X
};
#define X(t) static constexpr auto id_##t = IdString(ID_##t);
#include "constids.inc"
#undef X
struct BelId
{
int32_t tile = -1;
// PIP index in tile
int32_t index = -1;
BelId() = default;
inline BelId(int32_t tile, int32_t index) : tile(tile), index(index){};
bool operator==(const BelId &other) const { return tile == other.tile && index == other.index; }
bool operator!=(const BelId &other) const { return tile != other.tile || index != other.index; }
bool operator<(const BelId &other) const
{
return tile < other.tile || (tile == other.tile && index < other.index);
}
};
struct WireId
{
int32_t tile = -1;
// Node wires: tile == -1; index = node index in chipdb
// Tile wires: tile != -1; index = wire index in tile
int32_t index = -1;
WireId() = default;
inline WireId(int32_t tile, int32_t index) : tile(tile), index(index){};
bool operator==(const WireId &other) const { return tile == other.tile && index == other.index; }
bool operator!=(const WireId &other) const { return tile != other.tile || index != other.index; }
bool operator<(const WireId &other) const
{
return tile < other.tile || (tile == other.tile && index < other.index);
}
};
struct PipId
{
int32_t tile = -1;
// PIP index in tile
int32_t index = -1;
PipId() = default;
inline PipId(int32_t tile, int32_t index) : tile(tile), index(index){};
bool operator==(const PipId &other) const { return tile == other.tile && index == other.index; }
bool operator!=(const PipId &other) const { return tile != other.tile || index != other.index; }
bool operator<(const PipId &other) const
{
return tile < other.tile || (tile == other.tile && index < other.index);
}
};
struct GroupId
{
enum : int8_t
{
TYPE_NONE,
} type = TYPE_NONE;
int8_t x = 0, y = 0;
bool operator==(const GroupId &other) const { return (type == other.type) && (x == other.x) && (y == other.y); }
bool operator!=(const GroupId &other) const { return (type != other.type) || (x != other.x) || (y == other.y); }
};
struct DecalId
{
enum : int8_t
{
TYPE_NONE,
TYPE_BEL,
TYPE_WIRE,
TYPE_PIP,
TYPE_GROUP
} type = TYPE_NONE;
int32_t index = -1;
bool active = false;
bool operator==(const DecalId &other) const
{
return (type == other.type) && (index == other.index) && (active == other.active);
}
bool operator!=(const DecalId &other) const
{
return (type != other.type) || (index != other.index) || (active != other.active);
}
};
struct ArchNetInfo
{
bool is_global;
bool is_clock, is_reset;
};
struct NetInfo;
struct FFControlSet
{
int clkmux, cemux, lsrmux;
bool async, regddr_en, gsr_en;
NetInfo *clk, *lsr, *ce;
};
inline bool operator!=(const FFControlSet &a, const FFControlSet &b)
{
return (a.clkmux != b.clkmux) || (a.cemux != b.cemux) || (a.lsrmux != b.lsrmux) || (a.async != b.async) ||
(a.regddr_en != b.regddr_en) || (a.gsr_en != b.gsr_en) || (a.clk != b.clk) || (a.lsr != b.lsr) ||
(a.ce != b.ce);
}
struct ArchCellInfo
{
union
{
struct
{
bool is_memory, is_carry, mux2_used;
NetInfo *f, *ofx;
} lutInfo;
struct
{
FFControlSet ctrlset;
NetInfo *di, *m;
} ffInfo;
};
};
NEXTPNR_NAMESPACE_END
namespace std {
template <> struct hash<NEXTPNR_NAMESPACE_PREFIX BelId>
{
std::size_t operator()(const NEXTPNR_NAMESPACE_PREFIX BelId &bel) const noexcept
{
std::size_t seed = 0;
boost::hash_combine(seed, hash<int>()(bel.tile));
boost::hash_combine(seed, hash<int>()(bel.index));
return seed;
}
};
template <> struct hash<NEXTPNR_NAMESPACE_PREFIX WireId>
{
std::size_t operator()(const NEXTPNR_NAMESPACE_PREFIX WireId &wire) const noexcept
{
std::size_t seed = 0;
boost::hash_combine(seed, hash<int>()(wire.tile));
boost::hash_combine(seed, hash<int>()(wire.index));
return seed;
}
};
template <> struct hash<NEXTPNR_NAMESPACE_PREFIX PipId>
{
std::size_t operator()(const NEXTPNR_NAMESPACE_PREFIX PipId &pip) const noexcept
{
std::size_t seed = 0;
boost::hash_combine(seed, hash<int>()(pip.tile));
boost::hash_combine(seed, hash<int>()(pip.index));
return seed;
}
};
template <> struct hash<NEXTPNR_NAMESPACE_PREFIX GroupId>
{
std::size_t operator()(const NEXTPNR_NAMESPACE_PREFIX GroupId &group) const noexcept
{
std::size_t seed = 0;
boost::hash_combine(seed, hash<int>()(group.type));
boost::hash_combine(seed, hash<int>()(group.x));
boost::hash_combine(seed, hash<int>()(group.y));
return seed;
}
};
template <> struct hash<NEXTPNR_NAMESPACE_PREFIX DecalId>
{
std::size_t operator()(const NEXTPNR_NAMESPACE_PREFIX DecalId &decal) const noexcept
{
std::size_t seed = 0;
boost::hash_combine(seed, hash<int>()(decal.type));
boost::hash_combine(seed, hash<int>()(decal.index));
return seed;
}
};
} // namespace std
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