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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2018 Claire Xen <claire@symbioticeda.com>
* Copyright (C) 2021 William D. Jones <wjones@wdj-consulting.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.
*
*/
#ifndef NEXTPNR_H
#error Include "archdefs.h" via "nextpnr.h" only.
#endif
NEXTPNR_NAMESPACE_BEGIN
typedef float delay_t;
struct DelayInfo
{
delay_t delay = 0;
delay_t minRaiseDelay() const { return delay; }
delay_t maxRaiseDelay() const { return delay; }
delay_t minFallDelay() const { return delay; }
delay_t maxFallDelay() const { return delay; }
delay_t minDelay() const { return delay; }
delay_t maxDelay() const { return delay; }
DelayInfo operator+(const DelayInfo &other) const
{
DelayInfo ret;
ret.delay = this->delay + other.delay;
return ret;
}
};
enum ConstIds
{
ID_NONE
#define X(t) , ID_##t
#include "constids.inc"
#undef X
,
DB_CONST_ID_COUNT
};
#define X(t) static constexpr auto id_##t = IdString(ID_##t);
#include "constids.inc"
#undef X
NPNR_PACKED_STRUCT(struct LocationPOD { int16_t x, y; });
struct Location
{
int16_t x = -1, y = -1;
Location() : x(-1), y(-1){};
Location(int16_t x, int16_t y) : x(x), y(y){};
Location(const LocationPOD &pod) : x(pod.x), y(pod.y){};
Location(const Location &loc) : x(loc.x), y(loc.y){};
bool operator==(const Location &other) const { return x == other.x && y == other.y; }
bool operator!=(const Location &other) const { return x != other.x || y != other.y; }
bool operator<(const Location &other) const { return y == other.y ? x < other.x : y < other.y; }
};
inline Location operator+(const Location &a, const Location &b) { return Location(a.x + b.x, a.y + b.y); }
struct BelId
{
Location location;
int32_t index = -1;
bool operator==(const BelId &other) const { return index == other.index && location == other.location; }
bool operator!=(const BelId &other) const { return index != other.index || location != other.location; }
bool operator<(const BelId &other) const
{
return location == other.location ? index < other.index : location < other.location;
}
};
struct WireId
{
Location location;
int32_t index = -1;
bool operator==(const WireId &other) const { return index == other.index && location == other.location; }
bool operator!=(const WireId &other) const { return index != other.index || location != other.location; }
bool operator<(const WireId &other) const
{
return location == other.location ? index < other.index : location < other.location;
}
};
struct PipId
{
Location location;
int32_t index = -1;
bool operator==(const PipId &other) const { return index == other.index && location == other.location; }
bool operator!=(const PipId &other) const { return index != other.index || location != other.location; }
bool operator<(const PipId &other) const
{
return location == other.location ? index < other.index : location < other.location;
}
};
typedef IdString GroupId;
typedef IdString DecalId;
struct ArchNetInfo
{
};
struct NetInfo;
struct ArchCellInfo
{
// Custom grouping set via "PACK_GROUP" attribute. All cells with the same group
// value may share a tile (-1 = don't care, default if not set)
int user_group;
// Is a slice type primitive
bool is_slice;
// Only packing rule for slice type primitives is a single clock per tile
const NetInfo *slice_clk;
};
NEXTPNR_NAMESPACE_END
namespace std {
template <> struct hash<NEXTPNR_NAMESPACE_PREFIX Location>
{
std::size_t operator()(const NEXTPNR_NAMESPACE_PREFIX Location &loc) const noexcept
{
std::size_t seed = std::hash<int>()(loc.x);
seed ^= std::hash<int>()(loc.y) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
return seed;
}
};
template <> struct hash<NEXTPNR_NAMESPACE_PREFIX BelId>
{
std::size_t operator()(const NEXTPNR_NAMESPACE_PREFIX BelId &bel) const noexcept
{
std::size_t seed = std::hash<NEXTPNR_NAMESPACE_PREFIX Location>()(bel.location);
seed ^= std::hash<int>()(bel.index) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
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 = std::hash<NEXTPNR_NAMESPACE_PREFIX Location>()(wire.location);
seed ^= std::hash<int>()(wire.index) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
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 = std::hash<NEXTPNR_NAMESPACE_PREFIX Location>()(pip.location);
seed ^= std::hash<int>()(pip.index) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
return seed;
}
};
} // namespace std
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