Merge pull request #23 from daveshah1/use_placeconstr

Making use of relative constraints 

1 files changed, 7 insertions, 1 deletions

diff --git a/ice40/main.cc b/ice40/main.cc
index 4a2e9532..37e18215 100644
--- a/ice40/main.cc
+++ b/ice40/main.cc
@@ -40,7 +40,6 @@
 #include "log.h"
 #include "nextpnr.h"
 #include "pcf.h"
-#include "place_legaliser.h"
 #include "timing.h"
 #include "version.h"
 
@@ -107,6 +106,9 @@ int main(int argc, char *argv[])
         options.add_options()("seed", po::value<int>(), "seed value for random number generator");
         options.add_options()("slack_redist_iter", po::value<int>(),
                               "number of iterations between slack redistribution");
+        options.add_options()("cstrweight", po::value<float>(),
+                              "placer weighting for relative constraint satisfaction");
+
         options.add_options()("version,V", "show version");
         options.add_options()("tmfuzz", "run path delay estimate fuzzer");
         options.add_options()("test", "check architecture database integrity");
@@ -319,6 +321,10 @@ int main(int argc, char *argv[])
             ctx->slack_redist_iter = vm["slack_redist_iter"].as<int>();
         }
 
+        if (vm.count("cstrweight")) {
+            ctx->placer_constraintWeight = vm["cstrweight"].as<float>();
+        }
+
         if (vm.count("svg")) {
             std::cout << "<svg xmlns=\"http://www.w3.org/2000/svg\" "
                          "xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n";