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-rw-r--r--src/synth/elab-vhdl_context.adb43
-rw-r--r--src/synth/elab-vhdl_context.ads25
-rw-r--r--src/synth/elab-vhdl_debug.adb2
-rw-r--r--src/synth/elab-vhdl_expr.adb128
-rw-r--r--src/synth/elab-vhdl_expr.ads2
-rw-r--r--src/synth/elab-vhdl_insts.adb10
-rw-r--r--src/synth/elab-vhdl_values-debug.adb3
-rw-r--r--src/synth/elab-vhdl_values.adb26
-rw-r--r--src/synth/elab-vhdl_values.ads13
-rw-r--r--src/synth/synth-vhdl_context.adb3
-rw-r--r--src/synth/synth-vhdl_expr.adb39
-rw-r--r--src/synth/synth-vhdl_expr.ads2
-rw-r--r--src/synth/synth-vhdl_insts.adb3
-rw-r--r--src/synth/synth-vhdl_oper.adb14
-rw-r--r--src/synth/synth-vhdl_stmts.adb37
-rw-r--r--src/synth/synth-vhdl_stmts.ads19
16 files changed, 325 insertions, 44 deletions
diff --git a/src/synth/elab-vhdl_context.adb b/src/synth/elab-vhdl_context.adb
index 136cc50f0..56de0563e 100644
--- a/src/synth/elab-vhdl_context.adb
+++ b/src/synth/elab-vhdl_context.adb
@@ -53,6 +53,7 @@ package body Elab.Vhdl_Context is
new Synth_Instance_Type'(Max_Objs => Global_Info.Nbr_Objects,
Is_Const => False,
Is_Error => False,
+ Flag1 | Flag2 => False,
Id => Inst_Tables.Last + 1,
Block_Scope => Global_Info,
Up_Block => null,
@@ -101,6 +102,7 @@ package body Elab.Vhdl_Context is
Res := new Synth_Instance_Type'(Max_Objs => Nbr_Objs,
Is_Const => False,
Is_Error => False,
+ Flag1 | Flag2 => False,
Id => Inst_Tables.Last + 1,
Block_Scope => Scope,
Up_Block => Parent,
@@ -142,6 +144,7 @@ package body Elab.Vhdl_Context is
Res := new Synth_Instance_Type'(Max_Objs => Object_Slot_Type (Len),
Is_Const => False,
Is_Error => False,
+ Flag1 | Flag2 => False,
Id => Inst_Tables.Last + 1,
Block_Scope => Info,
Up_Block => Parent,
@@ -237,6 +240,28 @@ package body Elab.Vhdl_Context is
return Inst.Foreign;
end Get_Instance_Foreign;
+ procedure Set_Indiv_Signal_Assoc_Flag (Inst : Synth_Instance_Acc) is
+ begin
+ Inst.Flag1 := True;
+ end Set_Indiv_Signal_Assoc_Flag;
+
+ function Get_Indiv_Signal_Assoc_Flag (Inst : Synth_Instance_Acc)
+ return Boolean is
+ begin
+ return Inst.Flag1;
+ end Get_Indiv_Signal_Assoc_Flag;
+
+ procedure Set_Indiv_Signal_Assoc_Parent_Flag (Inst : Synth_Instance_Acc) is
+ begin
+ Inst.Flag2 := True;
+ end Set_Indiv_Signal_Assoc_Parent_Flag;
+
+ function Get_Indiv_Signal_Assoc_Parent_Flag (Inst : Synth_Instance_Acc)
+ return Boolean is
+ begin
+ return Inst.Flag2;
+ end Get_Indiv_Signal_Assoc_Parent_Flag;
+
procedure Add_Extra_Instance (Inst : Synth_Instance_Acc;
Extra : Synth_Instance_Acc) is
begin
@@ -590,15 +615,21 @@ package body Elab.Vhdl_Context is
end case;
end Get_Instance_By_Scope;
- function Get_Parent_Scope (Blk : Node) return Sim_Info_Acc
+ function Get_Info_Scope (Blk : Node) return Sim_Info_Acc
is
- Parent : Node;
+ N : Node;
begin
- Parent := Get_Parent (Blk);
- if Get_Kind (Parent) = Iir_Kind_Architecture_Body then
- Parent := Vhdl.Utils.Get_Entity (Parent);
+ if Get_Kind (Blk) = Iir_Kind_Architecture_Body then
+ N := Vhdl.Utils.Get_Entity (Blk);
+ else
+ N := Blk;
end if;
- return Get_Info (Parent);
+ return Get_Info (N);
+ end Get_Info_Scope;
+
+ function Get_Parent_Scope (Blk : Node) return Sim_Info_Acc is
+ begin
+ return Get_Info_Scope (Get_Parent (Blk));
end Get_Parent_Scope;
function Get_Value (Syn_Inst: Synth_Instance_Acc; Obj : Node)
diff --git a/src/synth/elab-vhdl_context.ads b/src/synth/elab-vhdl_context.ads
index 8598bbf56..3a85cd089 100644
--- a/src/synth/elab-vhdl_context.ads
+++ b/src/synth/elab-vhdl_context.ads
@@ -74,6 +74,8 @@ package Elab.Vhdl_Context is
procedure Set_Error (Inst : Synth_Instance_Acc);
+ -- Get/Set the const flag.
+ -- This is for subprograms, and set when all parameters are static.
function Get_Instance_Const (Inst : Synth_Instance_Acc) return Boolean;
procedure Set_Instance_Const (Inst : Synth_Instance_Acc; Val : Boolean);
@@ -90,6 +92,19 @@ package Elab.Vhdl_Context is
procedure Set_Instance_Foreign (Inst : Synth_Instance_Acc; N : Int32);
function Get_Instance_Foreign (Inst : Synth_Instance_Acc) return Int32;
+ -- For simulation: set a flag if a signal parameter has individual
+ -- association. In that case, the value of the parameter must be
+ -- updated after a wait statement.
+ procedure Set_Indiv_Signal_Assoc_Flag (Inst : Synth_Instance_Acc);
+ function Get_Indiv_Signal_Assoc_Flag (Inst : Synth_Instance_Acc)
+ return Boolean;
+
+ -- For simulation: set if a parent has the Indiv_Signal_Assoc_Flag set.
+ -- In that case, update must continue in the parent.
+ procedure Set_Indiv_Signal_Assoc_Parent_Flag (Inst : Synth_Instance_Acc);
+ function Get_Indiv_Signal_Assoc_Parent_Flag (Inst : Synth_Instance_Acc)
+ return Boolean;
+
-- Add/Get extra instances.
-- Those instances are verification units.
procedure Add_Extra_Instance (Inst : Synth_Instance_Acc;
@@ -175,6 +190,9 @@ package Elab.Vhdl_Context is
function Get_Component_Instance
(Syn_Inst : Synth_Instance_Acc) return Synth_Instance_Acc;
+ -- Return the scope of BLK. Deals with architecture bodies.
+ function Get_Info_Scope (Blk : Node) return Sim_Info_Acc;
+
-- Return the scope of the parent of BLK. Deals with architecture bodies.
function Get_Parent_Scope (Blk : Node) return Sim_Info_Acc;
@@ -233,6 +251,13 @@ private
-- of this instance.
Is_Error : Boolean;
+ -- For simulation: set if a subprogram has a signal parameter
+ -- associated by individual elements.
+ Flag1 : Boolean;
+
+ -- For simulation: set if a parent instance has Flag1 set.
+ Flag2 : Boolean;
+
Id : Instance_Id_Type;
-- The corresponding info for this instance.
diff --git a/src/synth/elab-vhdl_debug.adb b/src/synth/elab-vhdl_debug.adb
index d47c310f0..e5e40011e 100644
--- a/src/synth/elab-vhdl_debug.adb
+++ b/src/synth/elab-vhdl_debug.adb
@@ -280,6 +280,8 @@ package body Elab.Vhdl_Debug is
Disp_Memtyp (Get_Memtyp (Vt), Vtype);
when Value_Dyn_Alias =>
Put ("dyn alias");
+ when Value_Sig_Val =>
+ Put ("sig val");
when Value_Memory =>
Disp_Memtyp (Get_Memtyp (Vt), Vtype);
end case;
diff --git a/src/synth/elab-vhdl_expr.adb b/src/synth/elab-vhdl_expr.adb
index ee15c7e52..d9ad9f27d 100644
--- a/src/synth/elab-vhdl_expr.adb
+++ b/src/synth/elab-vhdl_expr.adb
@@ -23,6 +23,7 @@ with Str_Table;
with Netlists;
with Vhdl.Errors; use Vhdl.Errors;
+with Vhdl.Scanner;
with Vhdl.Utils; use Vhdl.Utils;
with Vhdl.Evaluation; use Vhdl.Evaluation;
@@ -36,7 +37,9 @@ with Synth.Vhdl_Eval; use Synth.Vhdl_Eval;
with Synth.Errors; use Synth.Errors;
with Grt.Types;
+with Grt.Vhdl_Types;
with Grt.To_Strings;
+with Grt.Vstrings;
package body Elab.Vhdl_Expr is
function Synth_Bounds_From_Length (Atype : Node; Len : Int32)
@@ -124,17 +127,48 @@ package body Elab.Vhdl_Expr is
end if;
declare
- Str : constant String := Value_To_String (V);
+ Value : constant String := Value_To_String (V);
+ First, Last : Integer;
Res_N : Node;
Val : Int64;
begin
+ -- LRM93 14.1 Predefined attributes.
+ -- Leading and trailing whitespace are ignored.
+ First := Value'First;
+ Last := Value'Last;
+ while First <= Last loop
+ exit when not Vhdl.Scanner.Is_Whitespace (Value (First));
+ First := First + 1;
+ end loop;
+ while Last >= First loop
+ exit when not Vhdl.Scanner.Is_Whitespace (Value (Last));
+ Last := Last - 1;
+ end loop;
+
case Get_Kind (Btype) is
when Iir_Kind_Enumeration_Type_Definition =>
- Res_N := Eval_Value_Attribute (Str, Etype, Attr);
+ Res_N := Eval_Value_Attribute
+ (Value (First .. Last), Etype, Attr);
Val := Int64 (Get_Enum_Pos (Res_N));
Free_Iir (Res_N);
when Iir_Kind_Integer_Type_Definition =>
- Val := Int64'Value (Str);
+ declare
+ use Grt.To_Strings;
+ use Grt.Types;
+ use Grt.Vhdl_Types;
+ Value1 : String renames Value (First .. Last);
+ Res : Value_I64_Result;
+ begin
+ Res := Value_I64 (To_Std_String_Basep (Value1'Address),
+ Value1'Length, 0);
+ if Res.Status = Value_Ok then
+ Val := Int64 (Res.Val);
+ else
+ Error_Msg_Synth
+ (Syn_Inst, Attr, "incorrect 'value string");
+ return No_Valtyp;
+ end if;
+ end;
when others =>
Error_Msg_Elab (+Attr, "unhandled type for 'value");
return No_Valtyp;
@@ -420,4 +454,92 @@ package body Elab.Vhdl_Expr is
return Res;
end Exec_String_Literal;
+ function Exec_Path_Instance_Name_Attribute
+ (Inst : Synth_Instance_Acc; Attr : Iir) return Memtyp
+ is
+ use Grt.Vstrings;
+ use Name_Table;
+
+ Is_Instance : constant Boolean :=
+ Get_Kind (Attr) = Iir_Kind_Instance_Name_Attribute;
+
+ Atype : constant Node := Get_Type (Attr);
+ Str_Typ : constant Type_Acc := Get_Subtype_Object (Inst, Atype);
+ Name : constant Path_Instance_Name_Type :=
+ Get_Path_Instance_Name_Suffix (Attr);
+ Instance, Parent : Synth_Instance_Acc;
+ Rstr : Rstring;
+ Label : Node;
+ begin
+ if Name.Path_Instance = Null_Iir then
+ return String_To_Memtyp (Name.Suffix, Str_Typ);
+ end if;
+
+ Instance := Get_Instance_By_Scope
+ (Inst, Get_Info_Scope (Name.Path_Instance));
+
+ loop
+ Parent := Get_Instance_Parent (Instance);
+ if Parent = Root_Instance then
+ Parent := null;
+ end if;
+ Label := Get_Source_Scope (Instance);
+
+ case Get_Kind (Label) is
+ when Iir_Kind_Entity_Declaration =>
+ if Parent = null then
+ Prepend (Rstr, Image (Get_Identifier (Label)));
+ exit;
+ end if;
+ when Iir_Kind_Architecture_Body =>
+ if Is_Instance then
+ Prepend (Rstr, ')');
+ Prepend (Rstr, Image (Get_Identifier (Label)));
+ Prepend (Rstr, '(');
+ end if;
+
+ if Is_Instance or else Parent = null then
+ Prepend (Rstr, Image (Get_Identifier (Get_Entity (Label))));
+ end if;
+ if Parent = null then
+ Prepend (Rstr, ':');
+ exit;
+ end if;
+ when Iir_Kind_Block_Statement =>
+ Prepend (Rstr, Image (Get_Label (Label)));
+ Prepend (Rstr, ':');
+ when Iir_Kind_Iterator_Declaration =>
+ declare
+ Val : Valtyp;
+ begin
+ Val := Get_Value (Instance, Label);
+ Prepend (Rstr, ')');
+ Prepend (Rstr,
+ Synth_Image_Attribute_Str (Val, Get_Type (Label)));
+ Prepend (Rstr, '(');
+ end;
+ when Iir_Kind_Generate_Statement_Body =>
+ Prepend (Rstr, Image (Get_Label (Get_Parent (Label))));
+ Prepend (Rstr, ':');
+ when Iir_Kind_Component_Instantiation_Statement =>
+ if Is_Instance then
+ Prepend (Rstr, '@');
+ end if;
+ Prepend (Rstr, Image (Get_Label (Label)));
+ Prepend (Rstr, ':');
+ when others =>
+ Error_Kind ("Execute_Path_Instance_Name_Attribute",
+ Label);
+ end case;
+ Instance := Parent;
+ end loop;
+ declare
+ Str1 : String (1 .. Length (Rstr));
+ Len1 : Natural;
+ begin
+ Copy (Rstr, Str1, Len1);
+ Free (Rstr);
+ return String_To_Memtyp (Str1 & ':' & Name.Suffix, Str_Typ);
+ end;
+ end Exec_Path_Instance_Name_Attribute;
end Elab.Vhdl_Expr;
diff --git a/src/synth/elab-vhdl_expr.ads b/src/synth/elab-vhdl_expr.ads
index 3ef89d02c..244f89154 100644
--- a/src/synth/elab-vhdl_expr.ads
+++ b/src/synth/elab-vhdl_expr.ads
@@ -55,6 +55,8 @@ package Elab.Vhdl_Expr is
return Valtyp;
function Exec_Instance_Name_Attribute
(Syn_Inst : Synth_Instance_Acc; Attr : Node) return Valtyp;
+ function Exec_Path_Instance_Name_Attribute
+ (Inst : Synth_Instance_Acc; Attr : Iir) return Memtyp;
function Exec_Simple_Aggregate (Syn_Inst : Synth_Instance_Acc;
Aggr : Node) return Valtyp;
diff --git a/src/synth/elab-vhdl_insts.adb b/src/synth/elab-vhdl_insts.adb
index be7d5a7d5..389a816a4 100644
--- a/src/synth/elab-vhdl_insts.adb
+++ b/src/synth/elab-vhdl_insts.adb
@@ -910,11 +910,17 @@ package body Elab.Vhdl_Insts is
Em : Mark_Type;
Val : Valtyp;
Inter_Typ : Type_Acc;
+ Defval : Node;
begin
Mark_Expr_Pool (Em);
Inter_Typ := Elab_Declaration_Type (Top_Inst, Inter);
- Val := Synth_Expression_With_Type
- (Top_Inst, Get_Default_Value (Inter), Inter_Typ);
+ Defval := Get_Default_Value (Inter);
+ if Defval /= Null_Node then
+ Val := Synth_Expression_With_Type (Top_Inst, Defval, Inter_Typ);
+ else
+ -- Only for simulation, expect override.
+ Val := Create_Value_Default (Inter_Typ);
+ end if;
pragma Assert (Is_Static (Val.Val));
Val := Unshare (Val, Instance_Pool);
Val.Typ := Unshare_Type_Instance (Val.Typ, Inter_Typ);
diff --git a/src/synth/elab-vhdl_values-debug.adb b/src/synth/elab-vhdl_values-debug.adb
index aec0b1e20..c995c0204 100644
--- a/src/synth/elab-vhdl_values-debug.adb
+++ b/src/synth/elab-vhdl_values-debug.adb
@@ -324,6 +324,9 @@ package body Elab.Vhdl_Values.Debug is
when Value_Dyn_Alias =>
Put ("dyn alias: ");
Debug_Typ1 (V.Typ);
+ when Value_Sig_Val =>
+ Put ("sig val: ");
+ Debug_Typ1 (V.Typ);
end case;
end Debug_Valtyp;
diff --git a/src/synth/elab-vhdl_values.adb b/src/synth/elab-vhdl_values.adb
index 045fcce2e..deb0d0ccb 100644
--- a/src/synth/elab-vhdl_values.adb
+++ b/src/synth/elab-vhdl_values.adb
@@ -34,6 +34,7 @@ package body Elab.Vhdl_Values is
| Value_Wire
| Value_Signal
| Value_Dyn_Alias
+ | Value_Sig_Val
| Value_Quantity
| Value_Terminal =>
return False;
@@ -268,6 +269,26 @@ package body Elab.Vhdl_Values is
end if;
end Strip_Const;
+ function Create_Value_Sig_Val (Sigs : Memory_Ptr;
+ Vals : Memory_Ptr;
+ Pool : Areapool_Acc) return Value_Acc
+ is
+ subtype Value_Type_Sig_Val is Value_Type (Value_Sig_Val);
+ function Alloc is new Areapools.Alloc_On_Pool_Addr (Value_Type_Sig_Val);
+ begin
+ return To_Value_Acc (Alloc (Pool, (Kind => Value_Sig_Val,
+ I_Sigs => Sigs,
+ I_Vals => Vals)));
+ end Create_Value_Sig_Val;
+
+ function Create_Value_Sig_Val (Sigs : Memory_Ptr;
+ Vals : Memory_Ptr;
+ Typ : Type_Acc;
+ Pool : Areapool_Acc) return Valtyp is
+ begin
+ return (Typ, Create_Value_Sig_Val (Sigs, Vals, Pool));
+ end Create_Value_Sig_Val;
+
procedure Write_Value (Dest : Memory_Ptr; Vt : Valtyp)
is
Mt : Memtyp;
@@ -315,6 +336,8 @@ package body Elab.Vhdl_Values is
Src.Val.D_Poff, Src.Val.D_Ptyp,
Src.Val.D_Voff, Src.Val.D_Eoff,
Current_Pool));
+ when Value_Sig_Val =>
+ raise Internal_Error;
end case;
return Res;
end Copy;
@@ -545,7 +568,8 @@ package body Elab.Vhdl_Values is
when Value_Net
| Value_Wire
| Value_Signal
- | Value_Dyn_Alias =>
+ | Value_Dyn_Alias
+ | Value_Sig_Val =>
raise Internal_Error;
when Value_Memory =>
return (V.Typ, V.Val.Mem);
diff --git a/src/synth/elab-vhdl_values.ads b/src/synth/elab-vhdl_values.ads
index 4ed86da22..0e72fd128 100644
--- a/src/synth/elab-vhdl_values.ads
+++ b/src/synth/elab-vhdl_values.ads
@@ -60,7 +60,10 @@ package Elab.Vhdl_Values is
Value_Alias,
-- Used only for associations.
- Value_Dyn_Alias
+ Value_Dyn_Alias,
+
+ -- Used only for individual signal associations in simulation
+ Value_Sig_Val
);
type Value_Type (Kind : Value_Kind);
@@ -114,6 +117,9 @@ package Elab.Vhdl_Values is
D_Ptyp : Type_Acc; -- Type of the prefix (after offset).
D_Voff : Uns32; -- Variable offset
D_Eoff : Uns32; -- Fixed offset.
+ when Value_Sig_Val =>
+ I_Sigs : Memory_Ptr;
+ I_Vals : Memory_Ptr;
end case;
end record;
@@ -187,6 +193,11 @@ package Elab.Vhdl_Values is
function Create_Value_Const (Val : Valtyp; Loc : Node; Pool : Areapool_Acc)
return Valtyp;
+ function Create_Value_Sig_Val (Sigs : Memory_Ptr;
+ Vals : Memory_Ptr;
+ Typ : Type_Acc;
+ Pool : Areapool_Acc) return Valtyp;
+
-- If VAL is a const, replace it by its value.
procedure Strip_Const (Vt : in out Valtyp);
diff --git a/src/synth/synth-vhdl_context.adb b/src/synth/synth-vhdl_context.adb
index 81143bea9..7d05e203a 100644
--- a/src/synth/synth-vhdl_context.adb
+++ b/src/synth/synth-vhdl_context.adb
@@ -464,7 +464,8 @@ package body Synth.Vhdl_Context is
return True;
when Value_Net
| Value_Signal
- | Value_Dyn_Alias =>
+ | Value_Dyn_Alias
+ | Value_Sig_Val =>
return False;
when Value_Quantity
| Value_Terminal =>
diff --git a/src/synth/synth-vhdl_expr.adb b/src/synth/synth-vhdl_expr.adb
index 036e5a27e..6e397aa1a 100644
--- a/src/synth/synth-vhdl_expr.adb
+++ b/src/synth/synth-vhdl_expr.adb
@@ -2060,6 +2060,7 @@ package body Synth.Vhdl_Expr is
Res := Synth_Name (Syn_Inst, Expr);
if Res.Val /= null then
if (Res.Val.Kind = Value_Signal
+ or else Res.Val.Kind = Value_Sig_Val
or else (Res.Val.Kind = Value_Alias
and then Res.Val.A_Obj.Kind = Value_Signal))
then
@@ -2316,6 +2317,7 @@ package body Synth.Vhdl_Expr is
declare
Param : constant Node := Get_Parameter (Expr);
V : Valtyp;
+ Vi : Int64;
Dtype : Type_Acc;
begin
Dtype := Get_Subtype_Object (Syn_Inst, Get_Type (Expr));
@@ -2323,10 +2325,16 @@ package body Synth.Vhdl_Expr is
-- FIXME: to be generalized. Not always as simple as a
-- subtype conversion.
if Is_Static (V.Val) then
- V := Create_Value_Discrete (Read_Discrete (V), Dtype);
+ Vi := Read_Discrete (V);
+ if not In_Range (Dtype.Drange, Vi) then
+ Error_Msg_Synth (Syn_Inst, Expr, "value out of range");
+ return No_Valtyp;
+ end if;
+ return Create_Value_Discrete (Vi, Dtype);
+ else
+ return Synth_Subtype_Conversion
+ (Syn_Inst, V, Dtype, False, Expr);
end if;
- return Synth_Subtype_Conversion
- (Syn_Inst, V, Dtype, False, Expr);
end;
when Iir_Kind_Low_Type_Attribute =>
return Synth_Low_High_Type_Attribute (Syn_Inst, Expr, Dir_To);
@@ -2366,9 +2374,15 @@ package body Synth.Vhdl_Expr is
return Elab.Vhdl_Expr.Exec_Value_Attribute (Syn_Inst, Expr);
when Iir_Kind_Image_Attribute =>
return Elab.Vhdl_Expr.Exec_Image_Attribute (Syn_Inst, Expr);
- when Iir_Kind_Instance_Name_Attribute =>
- return Elab.Vhdl_Expr.Exec_Instance_Name_Attribute
- (Syn_Inst, Expr);
+ when Iir_Kind_Path_Name_Attribute
+ | Iir_Kind_Instance_Name_Attribute =>
+ declare
+ Mt : Memtyp;
+ begin
+ Mt := Elab.Vhdl_Expr.Exec_Path_Instance_Name_Attribute
+ (Syn_Inst, Expr);
+ return Create_Value_Memtyp (Mt);
+ end;
when Iir_Kind_Null_Literal =>
return Create_Value_Access (Null_Heap_Index, Expr_Type);
when Iir_Kind_Allocator_By_Subtype =>
@@ -2422,6 +2436,19 @@ package body Synth.Vhdl_Expr is
end if;
Error_Msg_Synth (Syn_Inst, Expr, "active attribute not allowed");
return No_Valtyp;
+ when Iir_Kind_Driving_Attribute =>
+ if Hook_Driving_Attribute /= null then
+ return Hook_Driving_Attribute (Syn_Inst, Expr);
+ end if;
+ Error_Msg_Synth (Syn_Inst, Expr, "driving attribute not allowed");
+ return No_Valtyp;
+ when Iir_Kind_Driving_Value_Attribute =>
+ if Hook_Driving_Value_Attribute /= null then
+ return Hook_Driving_Value_Attribute (Syn_Inst, Expr);
+ end if;
+ Error_Msg_Synth (Syn_Inst, Expr,
+ "driving_value attribute not allowed");
+ return No_Valtyp;
when Iir_Kind_Last_Value_Attribute =>
if Hook_Last_Value_Attribute /= null then
return Hook_Last_Value_Attribute (Syn_Inst, Expr);
diff --git a/src/synth/synth-vhdl_expr.ads b/src/synth/synth-vhdl_expr.ads
index 74412fe22..c991f388a 100644
--- a/src/synth/synth-vhdl_expr.ads
+++ b/src/synth/synth-vhdl_expr.ads
@@ -89,6 +89,8 @@ package Synth.Vhdl_Expr is
function (Syn_Inst : Synth_Instance_Acc; Expr : Node) return Valtyp;
Hook_Event_Attribute : Hook_Attribute_Acc;
Hook_Active_Attribute : Hook_Attribute_Acc;
+ Hook_Driving_Attribute : Hook_Attribute_Acc;
+ Hook_Driving_Value_Attribute : Hook_Attribute_Acc;
Hook_Last_Value_Attribute : Hook_Attribute_Acc;
Hook_Last_Event_Attribute : Hook_Attribute_Acc;
Hook_Last_Active_Attribute : Hook_Attribute_Acc;
diff --git a/src/synth/synth-vhdl_insts.adb b/src/synth/synth-vhdl_insts.adb
index fc9788f78..88f023354 100644
--- a/src/synth/synth-vhdl_insts.adb
+++ b/src/synth/synth-vhdl_insts.adb
@@ -230,7 +230,8 @@ package body Synth.Vhdl_Insts is
| Value_File
| Value_Quantity
| Value_Terminal
- | Value_Dyn_Alias =>
+ | Value_Dyn_Alias
+ | Value_Sig_Val =>
raise Internal_Error;
end case;
end Hash_Const;
diff --git a/src/synth/synth-vhdl_oper.adb b/src/synth/synth-vhdl_oper.adb
index b46a8ec57..5d5d9cb5c 100644
--- a/src/synth/synth-vhdl_oper.adb
+++ b/src/synth/synth-vhdl_oper.adb
@@ -1449,6 +1449,7 @@ package body Synth.Vhdl_Oper is
| Iir_Predefined_Ieee_Numeric_Std_Add_Uns_Log
| Iir_Predefined_Ieee_Numeric_Std_Add_Sgn_Log
| Iir_Predefined_Ieee_Numeric_Std_Add_Log_Sgn
+ | Iir_Predefined_Ieee_Numeric_Std_Unsigned_Add_Slv_Slv
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Add_Slv_Log
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Add_Log_Slv
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Add_Slv_Slv
@@ -1466,7 +1467,8 @@ package body Synth.Vhdl_Oper is
| Iir_Predefined_Ieee_Std_Logic_Arith_Add_Log_Sgn_Slv =>
-- "+" (Unsigned, Unsigned)
return Synth_Dyadic_Uns_Uns (Ctxt, Id_Add, L, R, Expr);
- when Iir_Predefined_Ieee_Numeric_Std_Add_Uns_Nat =>
+ when Iir_Predefined_Ieee_Numeric_Std_Add_Uns_Nat
+ | Iir_Predefined_Ieee_Numeric_Std_Unsigned_Add_Slv_Nat =>
-- "+" (Unsigned, Natural)
return Synth_Dyadic_Uns_Nat (Ctxt, Id_Add, L, R, Expr);
when Iir_Predefined_Ieee_Std_Logic_Arith_Add_Uns_Int_Slv
@@ -1475,6 +1477,7 @@ package body Synth.Vhdl_Oper is
-- "+" (Unsigned, Integer)
return Synth_Dyadic_Sgn_Int (Ctxt, Id_Add, L, R, Expr);
when Iir_Predefined_Ieee_Numeric_Std_Add_Nat_Uns
+ | Iir_Predefined_Ieee_Numeric_Std_Unsigned_Add_Nat_Slv
| Iir_Predefined_Ieee_Std_Logic_Arith_Add_Int_Uns_Uns
| Iir_Predefined_Ieee_Std_Logic_Arith_Add_Int_Uns_Slv
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Add_Int_Slv =>
@@ -1511,6 +1514,7 @@ package body Synth.Vhdl_Oper is
| Iir_Predefined_Ieee_Numeric_Std_Sub_Uns_Log
| Iir_Predefined_Ieee_Numeric_Std_Sub_Sgn_Log
| Iir_Predefined_Ieee_Numeric_Std_Sub_Log_Sgn
+ | Iir_Predefined_Ieee_Numeric_Std_Unsigned_Sub_Slv_Slv
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Sub_Slv_Slv
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Sub_Log_Slv
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Sub_Slv_Log
@@ -1534,7 +1538,8 @@ package body Synth.Vhdl_Oper is
| Iir_Predefined_Ieee_Std_Logic_Signed_Sub_Slv_Slv =>
-- "-" (Signed, Signed)
return Synth_Dyadic_Sgn_Sgn (Ctxt, Id_Sub, L, R, Expr);
- when Iir_Predefined_Ieee_Numeric_Std_Sub_Uns_Nat =>
+ when Iir_Predefined_Ieee_Numeric_Std_Sub_Uns_Nat
+ | Iir_Predefined_Ieee_Numeric_Std_Unsigned_Sub_Slv_Nat =>
-- "-" (Unsigned, Natural)
return Synth_Dyadic_Uns_Nat (Ctxt, Id_Sub, L, R, Expr);
when Iir_Predefined_Ieee_Std_Logic_Arith_Sub_Uns_Int_Uns
@@ -1543,6 +1548,7 @@ package body Synth.Vhdl_Oper is
-- "-" (Unsigned, Integer)
return Synth_Dyadic_Sgn_Int (Ctxt, Id_Sub, L, R, Expr);
when Iir_Predefined_Ieee_Numeric_Std_Sub_Nat_Uns
+ | Iir_Predefined_Ieee_Numeric_Std_Unsigned_Sub_Nat_Slv
| Iir_Predefined_Ieee_Std_Logic_Arith_Sub_Int_Uns_Uns
| Iir_Predefined_Ieee_Std_Logic_Arith_Sub_Int_Uns_Slv
| Iir_Predefined_Ieee_Std_Logic_Unsigned_Sub_Int_Slv =>
@@ -1985,7 +1991,8 @@ package body Synth.Vhdl_Oper is
| Iir_Predefined_Ieee_Numeric_Std_To_01_Uns
| Iir_Predefined_Ieee_Numeric_Std_To_01_Sgn
| Iir_Predefined_Ieee_1164_To_X01_Slv
- | Iir_Predefined_Ieee_1164_To_UX01_Slv =>
+ | Iir_Predefined_Ieee_1164_To_UX01_Slv
+ | Iir_Predefined_Ieee_1164_To_X01Z_Slv =>
if Is_Static (L.Val) then
raise Internal_Error;
end if;
@@ -1994,6 +2001,7 @@ package body Synth.Vhdl_Oper is
when Iir_Predefined_Ieee_1164_To_Bit
| Iir_Predefined_Ieee_1164_To_X01_Log
| Iir_Predefined_Ieee_1164_To_UX01_Log
+ | Iir_Predefined_Ieee_1164_To_X01Z_Log
| Iir_Predefined_Ieee_1164_To_Stdulogic =>
-- A no-op.
return Create_Value_Net (Get_Net (Ctxt, L), Res_Typ);
diff --git a/src/synth/synth-vhdl_stmts.adb b/src/synth/synth-vhdl_stmts.adb
index 58e04afad..bba8c823b 100644
--- a/src/synth/synth-vhdl_stmts.adb
+++ b/src/synth/synth-vhdl_stmts.adb
@@ -466,7 +466,8 @@ package body Synth.Vhdl_Stmts is
-- Need to reverse offsets.
Copy_Memory
(Res.Val.Mem,
- Val.Val.Mem + (Val.Typ.Sz - Size_Type (Off + 1) * El_Typ.Sz),
+ Val.Val.Mem
+ + (Val.Typ.Sz - Typ.Sz - Size_Type (Off) * El_Typ.Sz),
Typ.Sz);
return Res;
end;
@@ -769,7 +770,8 @@ package body Synth.Vhdl_Stmts is
| Value_Const
| Value_Alias
| Value_Dyn_Alias
- | Value_Signal =>
+ | Value_Signal
+ | Value_Sig_Val =>
raise Internal_Error;
end case;
when Target_Aggregate =>
@@ -2030,17 +2032,6 @@ package body Synth.Vhdl_Stmts is
return Count;
end Count_Individual_Associations;
- type Assoc_Record is record
- Formal : Node;
- Form_Off : Value_Offsets;
-
- Act_Base : Valtyp;
- Act_Typ : Type_Acc;
- Act_Off : Value_Offsets;
- Act_Dyn : Dyn_Name;
- end record;
-
- type Assoc_Array is array (Natural range <>) of Assoc_Record;
type Assoc_Array_Acc is access Assoc_Array;
procedure Free_Assoc_Array is new Ada.Unchecked_Deallocation
(Assoc_Array, Assoc_Array_Acc);
@@ -2144,18 +2135,24 @@ package body Synth.Vhdl_Stmts is
A.Act_Typ.Sz);
end;
end loop;
- declare
- D : Destroy_Type;
- begin
- Destroy_Init (D, Subprg_Inst);
- Destroy_Object (D, Inter);
- Destroy_Finish (D);
- end;
+ elsif Flags.Flag_Simulation then
+ Res := Hook_Create_Value_For_Signal_Individual_Assocs
+ (Subprg_Inst, Assocs.all, Formal_Typ);
else
Res := No_Valtyp;
raise Internal_Error;
end if;
+ -- Destroy the object. It will be recreated by
+ -- Synth_Subprogram_Association.
+ declare
+ D : Destroy_Type;
+ begin
+ Destroy_Init (D, Subprg_Inst);
+ Destroy_Object (D, Inter);
+ Destroy_Finish (D);
+ end;
+
Free_Assoc_Array (Assocs);
return Res;
diff --git a/src/synth/synth-vhdl_stmts.ads b/src/synth/synth-vhdl_stmts.ads
index c07dc7224..ac9cd13d8 100644
--- a/src/synth/synth-vhdl_stmts.ads
+++ b/src/synth/synth-vhdl_stmts.ads
@@ -211,6 +211,25 @@ package Synth.Vhdl_Stmts is
Val : Valtyp;
Loc : Node);
+ type Assoc_Record is record
+ Formal : Node;
+ Form_Off : Value_Offsets;
+
+ Act_Base : Valtyp;
+ Act_Typ : Type_Acc;
+ Act_Off : Value_Offsets;
+ Act_Dyn : Dyn_Name;
+ end record;
+
+ type Assoc_Array is array (Natural range <>) of Assoc_Record;
+
+ -- For simulation: create a value for individual signal associations.
+ type Create_Value_For_Signal_Individual_Assocs_Acc is
+ access function (Inst : Synth_Instance_Acc;
+ Assocs : Assoc_Array;
+ Typ : Type_Acc) return Valtyp;
+ Hook_Create_Value_For_Signal_Individual_Assocs :
+ Create_Value_For_Signal_Individual_Assocs_Acc;
private
-- There are 2 execution mode: