synth: save and display locations for instances.

1 files changed, 31 insertions, 0 deletions

diff --git a/src/synth/netlists-locations.ads b/src/synth/netlists-locations.ads
new file mode 100644
index 000000000..9bc7d55f1
--- /dev/null
+++ b/src/synth/netlists-locations.ads
@@ -0,0 +1,31 @@
+--  Locations for instances.
+--  Copyright (C) 2019 Tristan Gingold
+--
+--  This file is part of GHDL.
+--
+--  This program is free software; you can redistribute it and/or modify
+--  it under the terms of the GNU General Public License as published by
+--  the Free Software Foundation; either version 2 of the License, or
+--  (at your option) any later version.
+--
+--  This program is distributed in the hope that it will be useful,
+--  but WITHOUT ANY WARRANTY; without even the implied warranty of
+--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+--  GNU General Public License for more details.
+--
+--  You should have received a copy of the GNU General Public License
+--  along with this program; if not, write to the Free Software
+--  Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+--  MA 02110-1301, USA.
+
+package Netlists.Locations is
+   --  If True, locations are enabled.
+   Flag_Locations : Boolean := True;
+
+   --  Save location LOC for INST.  Noop if locations are not enabled.
+   procedure Set_Location (Inst : Instance; Loc : Location_Type);
+
+   --  Get the previously saved location for INST.
+   --  Return Null_Location if no location set or locations are disabled.
+   function Get_Location (Inst : Instance) return Location_Type;
+end Netlists.Locations;