From fffaaa613f498cb83f8d885e5a8b75dc41a9c157 Mon Sep 17 00:00:00 2001 From: Miodrag Milanovic Date: Mon, 6 Aug 2018 19:32:17 +0200 Subject: Added project loader --- common/project.cc | 87 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 common/project.cc (limited to 'common/project.cc') diff --git a/common/project.cc b/common/project.cc new file mode 100644 index 00000000..8e043f36 --- /dev/null +++ b/common/project.cc @@ -0,0 +1,87 @@ +/* + * nextpnr -- Next Generation Place and Route + * + * Copyright (C) 2018 Miodrag Milanovic + * + * 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. + * + */ + +#include +#include +#include "project.h" +#include "log.h" +#include "jsonparse.h" +#include + +NEXTPNR_NAMESPACE_BEGIN + +void ProjectHandler::save(Context *ctx, std::string filename) +{ + std::ofstream f(filename); + pt::ptree root; + root.put("project.version", 1); + root.put("project.name", boost::filesystem::basename(filename)); + root.put("project.arch.name", ctx->archId().c_str(ctx)); + root.put("project.arch.type", ctx->archArgsToId(ctx->archArgs()).c_str(ctx)); +/* root.put("project.input.json", );*/ + root.put("project.params.freq", int(ctx->target_freq / 1e6)); + root.put("project.params.seed", ctx->rngstate); + saveArch(ctx,root); + pt::write_json(f, root); +} + +std::unique_ptr ProjectHandler::load(std::string filename) +{ + std::unique_ptr ctx; + try { + pt::ptree root; + boost::filesystem::path proj(filename); + pt::read_json(filename, root); + log_info("Loading project %s...\n", filename.c_str()); + log_break(); + + int version = root.get("project.version"); + if (version != 1) + log_error("Wrong project format version.\n"); + + + ctx = createContext(root); + + std::string arch_name = root.get("project.arch.name"); + if (arch_name != ctx->archId().c_str(ctx.get())) + log_error("Unsuported project architecture.\n"); + + auto project = root.get_child("project"); + auto input = project.get_child("input"); + std::string filename = input.get("json"); + boost::filesystem::path json = proj.parent_path() / filename; + std::ifstream f(json.string()); + if (!parse_json_file(f, filename, ctx.get())) + log_error("Loading design failed.\n"); + + if (project.count("params")) { + auto params = project.get_child("params"); + if (params.count("freq")) + ctx->target_freq = params.get("freq") * 1e6; + if (params.count("seed")) + ctx->rngseed(params.get("seed")); + } + loadArch(ctx.get(),root, proj.parent_path().string()); + } catch (...) { + log_error("Error loading project file.\n"); + } + return ctx; +} + +NEXTPNR_NAMESPACE_END -- cgit v1.2.3 From fc5cee6fb896bc4d7a8b79dcde789e03c787bd89 Mon Sep 17 00:00:00 2001 From: Miodrag Milanovic Date: Wed, 8 Aug 2018 18:17:34 +0200 Subject: clangformat --- common/project.cc | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) (limited to 'common/project.cc') diff --git a/common/project.cc b/common/project.cc index 8e043f36..244ca761 100644 --- a/common/project.cc +++ b/common/project.cc @@ -17,12 +17,12 @@ * */ +#include "project.h" #include #include -#include "project.h" -#include "log.h" -#include "jsonparse.h" #include +#include "jsonparse.h" +#include "log.h" NEXTPNR_NAMESPACE_BEGIN @@ -34,10 +34,10 @@ void ProjectHandler::save(Context *ctx, std::string filename) root.put("project.name", boost::filesystem::basename(filename)); root.put("project.arch.name", ctx->archId().c_str(ctx)); root.put("project.arch.type", ctx->archArgsToId(ctx->archArgs()).c_str(ctx)); -/* root.put("project.input.json", );*/ + /* root.put("project.input.json", );*/ root.put("project.params.freq", int(ctx->target_freq / 1e6)); root.put("project.params.seed", ctx->rngstate); - saveArch(ctx,root); + saveArch(ctx, root); pt::write_json(f, root); } @@ -55,7 +55,6 @@ std::unique_ptr ProjectHandler::load(std::string filename) if (version != 1) log_error("Wrong project format version.\n"); - ctx = createContext(root); std::string arch_name = root.get("project.arch.name"); @@ -77,7 +76,7 @@ std::unique_ptr ProjectHandler::load(std::string filename) if (params.count("seed")) ctx->rngseed(params.get("seed")); } - loadArch(ctx.get(),root, proj.parent_path().string()); + loadArch(ctx.get(), root, proj.parent_path().string()); } catch (...) { log_error("Error loading project file.\n"); } -- cgit v1.2.3