Remove wire alias API

It has not actually been implemented in any router for over 2.5 years and causes nothing more than confusion. It can always be added back if it forms part of a future solution; possibly as part of a more general database structure rethink.

Signed-off-by: David Shah <dave@ds0.me>

1 files changed, 0 insertions, 9 deletions

diff --git a/ecp5/arch.h b/ecp5/arch.h
index 8c7e13e4..ecf653fc 100644
--- a/ecp5/arch.h
+++ b/ecp5/arch.h
@@ -886,15 +886,6 @@ struct Arch : BaseCtx
         return range;
     }
 
-    PipRange getWireAliases(WireId wire) const
-    {
-        PipRange range;
-        NPNR_ASSERT(wire != WireId());
-        range.b.cursor = nullptr;
-        range.e.cursor = nullptr;
-        return range;
-    }
-
     std::string getPipTilename(PipId pip) const
     {
         auto &tileloc = chip_info->tile_info[pip.location.y * chip_info->width + pip.location.x];