nexus: Add Python bindings
Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
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a280f893d4
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@ -103,11 +103,6 @@ fn_wrapper_1a<Context, decltype(&Context::getPipDstWire), &Context::getPipDstWir
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fn_wrapper_1a<Context, decltype(&Context::getPipDelay), &Context::getPipDelay, pass_through<DelayInfo>,
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conv_from_str<PipId>>::def_wrap(ctx_cls, "getPipDelay");
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fn_wrapper_1a<Context, decltype(&Context::getPackagePinBel), &Context::getPackagePinBel, conv_to_str<BelId>,
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pass_through<std::string>>::def_wrap(ctx_cls, "getPackagePinBel");
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fn_wrapper_1a<Context, decltype(&Context::getBelPackagePin), &Context::getBelPackagePin, pass_through<std::string>,
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conv_from_str<BelId>>::def_wrap(ctx_cls, "getBelPackagePin");
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fn_wrapper_0a<Context, decltype(&Context::getChipName), &Context::getChipName, pass_through<std::string>>::def_wrap(
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ctx_cls, "getChipName");
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fn_wrapper_0a<Context, decltype(&Context::archId), &Context::archId, conv_to_str<IdString>>::def_wrap(ctx_cls,
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76
nexus/arch_pybindings.cc
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76
nexus/arch_pybindings.cc
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@ -0,0 +1,76 @@
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/*
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* nextpnr -- Next Generation Place and Route
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*
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* Copyright (C) 2018 Clifford Wolf <clifford@symbioticeda.com>
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* Copyright (C) 2018 David Shah <david@symbioticeda.com>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifndef NO_PYTHON
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#include "arch_pybindings.h"
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#include "nextpnr.h"
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#include "pybindings.h"
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NEXTPNR_NAMESPACE_BEGIN
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void arch_wrap_python()
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{
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using namespace PythonConversion;
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class_<ArchArgs>("ArchArgs").def_readwrite("chipdb", &ArchArgs::chipdb).def_readwrite("device", &ArchArgs::device);
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class_<BelId>("BelId").def_readwrite("index", &BelId::index).def_readwrite("tile", &BelId::tile);
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class_<WireId>("WireId").def_readwrite("index", &WireId::index).def_readwrite("tile", &WireId::tile);
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class_<PipId>("PipId").def_readwrite("index", &PipId::index).def_readwrite("tile", &PipId::tile);
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class_<BelPin>("BelPin").def_readwrite("bel", &BelPin::bel).def_readwrite("pin", &BelPin::pin);
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auto arch_cls = class_<Arch, Arch *, bases<BaseCtx>, boost::noncopyable>("Arch", init<ArchArgs>());
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auto ctx_cls = class_<Context, Context *, bases<Arch>, boost::noncopyable>("Context", no_init)
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.def("checksum", &Context::checksum)
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.def("pack", &Context::pack)
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.def("place", &Context::place)
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.def("route", &Context::route);
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typedef std::unordered_map<IdString, std::unique_ptr<CellInfo>> CellMap;
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typedef std::unordered_map<IdString, std::unique_ptr<NetInfo>> NetMap;
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typedef std::unordered_map<IdString, HierarchicalCell> HierarchyMap;
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typedef std::unordered_map<IdString, IdString> AliasMap;
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auto belpin_cls = class_<ContextualWrapper<BelPin>>("BelPin", no_init);
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readonly_wrapper<BelPin, decltype(&BelPin::bel), &BelPin::bel, conv_to_str<BelId>>::def_wrap(belpin_cls, "bel");
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readonly_wrapper<BelPin, decltype(&BelPin::pin), &BelPin::pin, conv_to_str<IdString>>::def_wrap(belpin_cls, "pin");
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typedef UpDownhillPipRange PipRange;
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typedef WireBelPinRange BelPinRange;
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#include "arch_pybindings_shared.h"
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WRAP_RANGE(Bel, conv_to_str<BelId>);
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WRAP_RANGE(Wire, conv_to_str<WireId>);
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WRAP_RANGE(AllPip, conv_to_str<PipId>);
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WRAP_RANGE(UpDownhillPip, conv_to_str<PipId>);
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WRAP_RANGE(WireBelPin, wrap_context<BelPin>);
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WRAP_MAP_UPTR(CellMap, "IdCellMap");
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WRAP_MAP_UPTR(NetMap, "IdNetMap");
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WRAP_MAP(HierarchyMap, wrap_context<HierarchicalCell &>, "HierarchyMap");
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}
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NEXTPNR_NAMESPACE_END
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#endif // NO_PYTHON
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98
nexus/arch_pybindings.h
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98
nexus/arch_pybindings.h
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@ -0,0 +1,98 @@
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/*
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* nextpnr -- Next Generation Place and Route
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*
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* Copyright (C) 2020 David Shah <dave@ds0.me>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifndef ARCH_PYBINDINGS_H
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#define ARCH_PYBINDINGS_H
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#ifndef NO_PYTHON
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#include "nextpnr.h"
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#include "pybindings.h"
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#include "pywrappers.h"
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NEXTPNR_NAMESPACE_BEGIN
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namespace PythonConversion {
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template <> struct string_converter<BelId>
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{
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BelId from_str(Context *ctx, std::string name) { return ctx->getBelByName(ctx->id(name)); }
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std::string to_str(Context *ctx, BelId id)
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{
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if (id == BelId())
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throw bad_wrap();
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return ctx->getBelName(id).str(ctx);
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}
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};
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template <> struct string_converter<WireId>
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{
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WireId from_str(Context *ctx, std::string name) { return ctx->getWireByName(ctx->id(name)); }
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std::string to_str(Context *ctx, WireId id)
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{
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if (id == WireId())
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throw bad_wrap();
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return ctx->getWireName(id).str(ctx);
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}
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};
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template <> struct string_converter<const WireId>
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{
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WireId from_str(Context *ctx, std::string name) { return ctx->getWireByName(ctx->id(name)); }
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std::string to_str(Context *ctx, WireId id)
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{
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if (id == WireId())
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throw bad_wrap();
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return ctx->getWireName(id).str(ctx);
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}
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};
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template <> struct string_converter<PipId>
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{
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PipId from_str(Context *ctx, std::string name) { return ctx->getPipByName(ctx->id(name)); }
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std::string to_str(Context *ctx, PipId id)
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{
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if (id == PipId())
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throw bad_wrap();
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return ctx->getPipName(id).str(ctx);
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}
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};
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template <> struct string_converter<BelPin>
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{
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BelPin from_str(Context *ctx, std::string name)
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{
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NPNR_ASSERT_FALSE("string_converter<BelPin>::from_str not implemented");
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}
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std::string to_str(Context *ctx, BelPin pin)
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{
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if (pin.bel == BelId())
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throw bad_wrap();
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return ctx->getBelName(pin.bel).str(ctx) + "/" + pin.pin.str(ctx);
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}
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};
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} // namespace PythonConversion
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NEXTPNR_NAMESPACE_END
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#endif
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#endif
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