vhdl-canon: remove signal parameters for all-sensitized processes.

Fix #2344

1 files changed, 4 insertions, 1 deletions

diff --git a/src/vhdl/vhdl-utils.ads b/src/vhdl/vhdl-utils.ads
index 4ff81b011..8ea5ac786 100644
--- a/src/vhdl/vhdl-utils.ads
+++ b/src/vhdl/vhdl-utils.ads
@@ -64,7 +64,6 @@ package Vhdl.Utils is
    function Get_Object_Prefix (Name: Iir; With_Alias : Boolean := True)
                               return Iir;
 
-
    --  Return TRUE if NAME is a name that designate an object (ie a constant,
    --  a variable, a signal or a file).
    function Is_Object_Name (Name : Iir) return Boolean;
@@ -85,6 +84,10 @@ package Vhdl.Utils is
    --  Return TRUE iff EXPR is a quantity name.
    function Is_Quantity_Name (Expr : Iir) return Boolean;
 
+   --  Return TRUE iff OBJ is a signal parameter (an interface signal of a
+   --  subprogram).  Works only for base names.
+   function Is_Signal_Parameter (Obj : Iir) return Boolean;
+
    --  Get the interface corresponding to the formal name FORMAL.  This is
    --  always an interface, even if the formal is a name.
    function Get_Interface_Of_Formal (Formal : Iir) return Iir;