Split up common into kernel,place,route

Signed-off-by: gatecat <gatecat@ds0.me>

1 files changed, 52 insertions, 0 deletions

diff --git a/common/kernel/design_utils.cc b/common/kernel/design_utils.cc
new file mode 100644
index 00000000..f52cc304
--- /dev/null
+++ b/common/kernel/design_utils.cc
@@ -0,0 +1,52 @@
+/*
+ *  nextpnr -- Next Generation Place and Route
+ *
+ *  Copyright (C) 2018  Claire Xenia Wolf <claire@yosyshq.com>
+ *  Copyright (C) 2018  gatecat <gatecat@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.
+ *
+ */
+
+#include "design_utils.h"
+#include <algorithm>
+#include <map>
+#include "log.h"
+#include "util.h"
+NEXTPNR_NAMESPACE_BEGIN
+
+// Print utilisation of a design
+void print_utilisation(const Context *ctx)
+{
+    // Sort by Bel type
+    std::map<IdString, int> used_types;
+    for (auto &cell : ctx->cells) {
+        used_types[ctx->getBelBucketName(ctx->getBelBucketForCellType(cell.second.get()->type))]++;
+    }
+    std::map<IdString, int> available_types;
+    for (auto bel : ctx->getBels()) {
+        if (!ctx->getBelHidden(bel)) {
+            available_types[ctx->getBelBucketName(ctx->getBelBucketForBel(bel))]++;
+        }
+    }
+    log_break();
+    log_info("Device utilisation:\n");
+    for (auto type : available_types) {
+        IdString type_id = type.first;
+        int used_bels = get_or_default(used_types, type.first, 0);
+        log_info("\t%20s: %5d/%5d %5d%%\n", type_id.c_str(ctx), used_bels, type.second, 100 * used_bels / type.second);
+    }
+    log_break();
+}
+
+NEXTPNR_NAMESPACE_END