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Diffstat (limited to 'common/kernel/context.h')
| -rw-r--r-- | common/kernel/context.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/common/kernel/context.h b/common/kernel/context.h new file mode 100644 index 00000000..cb8fd257 --- /dev/null +++ b/common/kernel/context.h @@ -0,0 +1,119 @@ +/* + * nextpnr -- Next Generation Place and Route + * + * Copyright (C) 2018 Claire Xenia Wolf <claire@yosyshq.com> + * Copyright (C) 2018 Serge Bazanski <q3k@q3k.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. + * + */ + +#ifndef CONTEXT_H +#define CONTEXT_H + +#include <boost/lexical_cast.hpp> + +#include "arch.h" +#include "deterministic_rng.h" + +NEXTPNR_NAMESPACE_BEGIN + +struct Context : Arch, DeterministicRNG +{ + bool verbose = false; + bool debug = false; + bool force = false; + + // Should we disable printing of the location of nets in the critical path? + bool disable_critical_path_source_print = false; + // True when detailed per-net timing is to be stored / reported + bool detailed_timing_report = false; + + ArchArgs arch_args; + + Context(ArchArgs args) : Arch(args) + { + BaseCtx::as_ctx = this; + arch_args = args; + } + + ArchArgs getArchArgs() { return arch_args; } + + // -------------------------------------------------------------- + + delay_t predictArcDelay(const NetInfo *net_info, const PortRef &sink) const; + + WireId getNetinfoSourceWire(const NetInfo *net_info) const; + SSOArray<WireId, 2> getNetinfoSinkWires(const NetInfo *net_info, const PortRef &sink) const; + size_t getNetinfoSinkWireCount(const NetInfo *net_info, const PortRef &sink) const; + WireId getNetinfoSinkWire(const NetInfo *net_info, const PortRef &sink, size_t phys_idx) const; + delay_t getNetinfoRouteDelay(const NetInfo *net_info, const PortRef &sink) const; + + // provided by router1.cc + bool checkRoutedDesign() const; + bool getActualRouteDelay(WireId src_wire, WireId dst_wire, delay_t *delay = nullptr, + dict<WireId, PipId> *route = nullptr, bool useEstimate = true); + + // -------------------------------------------------------------- + // call after changing hierpath or adding/removing nets and cells + void fixupHierarchy(); + + // -------------------------------------------------------------- + + // provided by sdf.cc + void writeSDF(std::ostream &out, bool cvc_mode = false) const; + + // -------------------------------------------------------------- + + // provided by svg.cc + void writeSVG(const std::string &filename, const std::string &flags = "") const; + + // -------------------------------------------------------------- + + // provided by report.cc + void writeReport(std::ostream &out) const; + // -------------------------------------------------------------- + + uint32_t checksum() const; + + void check() const; + void archcheck() const; + + template <typename T> T setting(const char *name, T defaultValue) + { + IdString new_id = id(name); + auto found = settings.find(new_id); + if (found != settings.end()) + return boost::lexical_cast<T>(found->second.is_string ? found->second.as_string() + : std::to_string(found->second.as_int64())); + else + settings[id(name)] = std::to_string(defaultValue); + + return defaultValue; + } + + template <typename T> T setting(const char *name) const + { + IdString new_id = id(name); + auto found = settings.find(new_id); + if (found != settings.end()) + return boost::lexical_cast<T>(found->second.is_string ? found->second.as_string() + : std::to_string(found->second.as_int64())); + else + throw std::runtime_error("settings does not exists"); + } +}; + +NEXTPNR_NAMESPACE_END + +#endif /* CONTEXT_H */ |