WIP saving/loading attributes

3 files changed, 20 insertions, 0 deletions

diff --git a/ecp5/arch.cc b/ecp5/arch.cc
index 9da8abdf..b5ffa5dc 100644
--- a/ecp5/arch.cc
+++ b/ecp5/arch.cc
@@ -524,6 +524,7 @@ bool Arch::place()
     }
 
     permute_luts();
+    archInfoToAttributes();
     return true;
 }
 
@@ -558,6 +559,7 @@ bool Arch::route()
     log_info("       base %d adder %d\n", speed_grade->pip_classes[locInfo(slowest_pip)->pip_data[slowest_pip.index].timing_class].max_base_delay,
              speed_grade->pip_classes[locInfo(slowest_pip)->pip_data[slowest_pip.index].timing_class].max_fanout_adder);
 #endif
+    archInfoToAttributes();
     return result;
 }
 
@@ -986,6 +988,21 @@ WireId Arch::getBankECLK(int bank, int eclk)
     return getWireByLocAndBasename(Location(0, 0), "G_BANK" + std::to_string(bank) + "ECLK" + std::to_string(eclk));
 }
 
+void Arch::archInfoToAttributes()
+{
+    commonInfoToAttributes();
+    for (auto &net : getCtx()->nets) {
+        auto ni = net.second.get();
+        ni->attrs[id("IS_GLOBAL")] = ni->is_global ? "1" : "0";
+    }    
+}
+
+void Arch::attributesToArchInfo()
+{
+    attributesToCommonInfo();
+    assignArchInfo();
+}
+
 #ifdef WITH_HEAP
 const std::string Arch::defaultPlacer = "heap";
 #else
diff --git a/ecp5/arch.h b/ecp5/arch.h
index 3de06a42..23a264ec 100644
--- a/ecp5/arch.h
+++ b/ecp5/arch.h
@@ -994,6 +994,8 @@ struct Arch : BaseCtx
     bool slicesCompatible(const std::vector<const CellInfo *> &cells) const;
 
     void assignArchInfo();
+    void archInfoToAttributes();
+    void attributesToArchInfo();
 
     void permute_luts();
 
diff --git a/ecp5/pack.cc b/ecp5/pack.cc
index 548c38d8..5b924759 100644
--- a/ecp5/pack.cc
+++ b/ecp5/pack.cc
@@ -2428,6 +2428,7 @@ bool Arch::pack()
         Ecp5Packer(ctx).pack();
         log_info("Checksum: 0x%08x\n", ctx->checksum());
         assignArchInfo();
+        archInfoToAttributes();
         return true;
     } catch (log_execution_error_exception) {
         assignArchInfo();