diff options
Diffstat (limited to 'src/vhdl/translate')
| -rw-r--r-- | src/vhdl/translate/trans-chap7.adb | 266 | ||||
| -rw-r--r-- | src/vhdl/translate/trans-chap7.ads | 1 |
2 files changed, 1 insertions, 266 deletions
diff --git a/src/vhdl/translate/trans-chap7.adb b/src/vhdl/translate/trans-chap7.adb index f4dc679..b3dfced 100644 --- a/src/vhdl/translate/trans-chap7.adb +++ b/src/vhdl/translate/trans-chap7.adb @@ -4828,264 +4828,6 @@ package body Trans.Chap7 is Finish_Subprogram_Body; end Translate_Predefined_Record_Equality; - procedure Translate_Predefined_Array_Array_Concat (Subprg : Iir) - is - F_Info : Subprg_Info_Acc; - Arr_Type : constant Iir := Get_Return_Type (Subprg); - - -- Info for the array type. - Info : constant Type_Info_Acc := Get_Info (Arr_Type); - Arr_Ptr_Type : constant O_Tnode := Info.Ortho_Ptr_Type (Mode_Value); - - -- Info for the index type. - Iinfo : Type_Info_Acc; - Index_Type : Iir; - - Id : constant Name_Id := Get_Identifier (Get_Type_Declarator (Arr_Type)); - - Index_Otype : O_Tnode; - Interface_List : O_Inter_List; - Var_Res, Var_L, Var_R : O_Dnode; - Res, L, R : Mnode; - Var_Length, Var_L_Len, Var_R_Len : O_Dnode; - Var_Bounds, Var_Right : O_Dnode; - V_Bounds : Mnode; - If_Blk : O_If_Block; - begin - F_Info := Add_Info (Subprg, Kind_Subprg); - F_Info.Use_Stack2 := True; - - -- Create function. - Start_Procedure_Decl - (Interface_List, Create_Identifier (Id, "_CONCAT"), Global_Storage); - -- Note: contrary to user function which returns composite value - -- via a result record, a concatenation returns its value without - -- the use of the record. - Subprgs.Create_Subprg_Instance (Interface_List, Subprg); - New_Interface_Decl (Interface_List, Var_Res, Wki_Res, Arr_Ptr_Type); - New_Interface_Decl (Interface_List, Var_L, Wki_Left, Arr_Ptr_Type); - New_Interface_Decl (Interface_List, Var_R, Wki_Right, Arr_Ptr_Type); - Finish_Subprogram_Decl (Interface_List, F_Info.Ortho_Func); - - if Global_Storage = O_Storage_External then - return; - end if; - - Index_Type := Get_Index_Type (Arr_Type, 0); - Iinfo := Get_Info (Index_Type); - Index_Otype := Iinfo.Ortho_Type (Mode_Value); - - Start_Subprogram_Body (F_Info.Ortho_Func); - Subprgs.Start_Subprg_Instance_Use (Subprg); - New_Var_Decl (Var_Length, Wki_Length, O_Storage_Local, - Ghdl_Index_Type); - New_Var_Decl (Var_L_Len, Wki_L_Len, O_Storage_Local, Ghdl_Index_Type); - New_Var_Decl (Var_R_Len, Wki_R_Len, O_Storage_Local, Ghdl_Index_Type); - New_Var_Decl (Var_Bounds, Get_Identifier ("bounds"), O_Storage_Local, - Info.T.Bounds_Ptr_Type); - - L := Dp2M (Var_L, Info, Mode_Value); - R := Dp2M (Var_R, Info, Mode_Value); - Res := Dp2M (Var_Res, Info, Mode_Value); - V_Bounds := Dp2M (Var_Bounds, Info, Mode_Value, - Info.T.Bounds_Type, Info.T.Bounds_Ptr_Type); - - -- Compute length. - New_Assign_Stmt - (New_Obj (Var_L_Len), Chap3.Get_Array_Length (L, Arr_Type)); - New_Assign_Stmt - (New_Obj (Var_R_Len), Chap3.Get_Array_Length (R, Arr_Type)); - New_Assign_Stmt - (New_Obj (Var_Length), New_Dyadic_Op (ON_Add_Ov, - New_Obj_Value (Var_L_Len), - New_Obj_Value (Var_R_Len))); - - -- Check case where the result is the right operand. - declare - Len : O_Enode; - begin - if Flags.Vhdl_Std = Vhdl_87 then - -- LRM87 7.2.4 - -- [...], unless the left operand is a null array, in which - -- case the result of the concatenation is the right operand. - Len := New_Obj_Value (Var_L_Len); - - else - -- LRM93 7.2.4 - -- If both operands are null arrays, then the result of the - -- concatenation is the right operand. - -- GHDL: since the length type is unsigned, then both operands - -- are null arrays iff the result is a null array. - Len := New_Obj_Value (Var_Length); - end if; - - Start_If_Stmt - (If_Blk, New_Compare_Op (ON_Eq, Len, New_Lit (Ghdl_Index_0), - Ghdl_Bool_Type)); - Copy_Fat_Pointer (Res, R); - New_Return_Stmt; - Finish_If_Stmt (If_Blk); - end; - - -- Allocate bounds. - New_Assign_Stmt - (New_Obj (Var_Bounds), - Gen_Alloc (Alloc_Return, - New_Lit (New_Sizeof (Info.T.Bounds_Type, - Ghdl_Index_Type)), - Info.T.Bounds_Ptr_Type)); - New_Assign_Stmt - (M2Lp (Chap3.Get_Array_Bounds (Res)), New_Obj_Value (Var_Bounds)); - - -- Set bound. - if Flags.Vhdl_Std = Vhdl_87 then - -- Set length. - New_Assign_Stmt - (M2Lv (Chap3.Range_To_Length - (Chap3.Bounds_To_Range (V_Bounds, Arr_Type, 1))), - New_Obj_Value (Var_Length)); - - -- Set direction, left bound and right bound. - -- LRM87 7.2.4 - -- The left bound of this result is the left bound of the left - -- operand, unless the left operand is a null array, in which - -- case the result of the concatenation is the right operand. - -- The direction of the result is the direction of the left - -- operand, unless the left operand is a null array, in which - -- case the direction of the result is that of the right operand. - declare - Var_Dir, Var_Left : O_Dnode; - Var_Length1 : O_Dnode; - begin - Start_Declare_Stmt; - New_Var_Decl (Var_Right, Get_Identifier ("right_bound"), - O_Storage_Local, Index_Otype); - New_Var_Decl (Var_Dir, Wki_Dir, O_Storage_Local, - Ghdl_Dir_Type_Node); - New_Var_Decl (Var_Left, Get_Identifier ("left_bound"), - O_Storage_Local, Iinfo.Ortho_Type (Mode_Value)); - New_Var_Decl (Var_Length1, Get_Identifier ("length_1"), - O_Storage_Local, Ghdl_Index_Type); - - -- Copy direction from left. - New_Assign_Stmt - (New_Obj (Var_Dir), - M2E (Chap3.Range_To_Dir - (Chap3.Get_Array_Range (L, Arr_Type, 1)))); - New_Assign_Stmt - (M2Lv (Chap3.Range_To_Dir - (Chap3.Bounds_To_Range (V_Bounds, Arr_Type, 1))), - New_Obj_Value (Var_Dir)); - - -- Get left bound of left parameter and copy it to result. - New_Assign_Stmt - (New_Obj (Var_Left), - M2E (Chap3.Range_To_Left - (Chap3.Get_Array_Range (L, Arr_Type, 1)))); - New_Assign_Stmt - (M2Lv (Chap3.Range_To_Left - (Chap3.Bounds_To_Range (V_Bounds, Arr_Type, 1))), - New_Obj_Value (Var_Left)); - - -- Note this substraction cannot overflow, since LENGTH >= 1. - New_Assign_Stmt - (New_Obj (Var_Length1), - New_Dyadic_Op (ON_Sub_Ov, - New_Obj_Value (Var_Length), - New_Lit (Ghdl_Index_1))); - - -- Compute right bound of result: - -- if dir = dir_to then - -- right := left + length_1; - -- else - -- right := left - length_1; - -- end if; - Start_If_Stmt - (If_Blk, - New_Compare_Op (ON_Eq, New_Obj_Value (Var_Dir), - New_Lit (Ghdl_Dir_To_Node), Ghdl_Bool_Type)); - New_Assign_Stmt - (New_Obj (Var_Right), - New_Dyadic_Op (ON_Add_Ov, - New_Obj_Value (Var_Left), - New_Convert_Ov (New_Obj_Value (Var_Length1), - Index_Otype))); - New_Else_Stmt (If_Blk); - New_Assign_Stmt - (New_Obj (Var_Right), - New_Dyadic_Op (ON_Sub_Ov, - New_Obj_Value (Var_Left), - New_Convert_Ov (New_Obj_Value (Var_Length1), - Index_Otype))); - Finish_If_Stmt (If_Blk); - - -- Check the right bounds is inside the bounds of the - -- index type. - Chap3.Check_Range (Var_Right, Null_Iir, Index_Type, Subprg); - New_Assign_Stmt - (M2Lv (Chap3.Range_To_Right - (Chap3.Bounds_To_Range (V_Bounds, Arr_Type, 1))), - New_Obj_Value (Var_Right)); - Finish_Declare_Stmt; - end; - else - -- LRM93 7.2.4 - -- [...], the direction and bounds of the result are determined - -- as follows: Let S be the index subtype of the base type of the - -- result. The direction of the result of the concatenation is - -- the direction of S, and the left bound of the result is - -- S'LEFT. - Chap3.Create_Range_From_Length - (Index_Type, Var_Length, - Chap3.Bounds_To_Range (V_Bounds, Arr_Type, 1), Subprg); - end if; - - -- Allocate array base. - Chap3.Allocate_Fat_Array_Base (Alloc_Return, Res, Arr_Type); - - -- Copy left. - declare - V_Arr : O_Dnode; - Var_Arr : Mnode; - begin - Open_Temp; - V_Arr := Create_Temp (Info.Ortho_Type (Mode_Value)); - Var_Arr := Dv2M (V_Arr, Info, Mode_Value); - New_Assign_Stmt - (M2Lp (Chap3.Get_Array_Bounds (Var_Arr)), - M2Addr (Chap3.Get_Array_Bounds (L))); - New_Assign_Stmt - (M2Lp (Chap3.Get_Array_Base (Var_Arr)), - M2Addr (Chap3.Get_Array_Base (Res))); - Chap3.Translate_Object_Copy - (Var_Arr, New_Obj_Value (Var_L), Arr_Type); - Close_Temp; - end; - - -- Copy right. - declare - V_Arr : O_Dnode; - Var_Arr : Mnode; - begin - Open_Temp; - V_Arr := Create_Temp (Info.Ortho_Type (Mode_Value)); - Var_Arr := Dv2M (V_Arr, Info, Mode_Value); - New_Assign_Stmt - (M2Lp (Chap3.Get_Array_Bounds (Var_Arr)), - M2Addr (Chap3.Get_Array_Bounds (R))); - New_Assign_Stmt - (M2Lp (Chap3.Get_Array_Base (Var_Arr)), - M2Addr (Chap3.Slice_Base (Chap3.Get_Array_Base (Res), - Arr_Type, - New_Obj_Value (Var_L_Len)))); - Chap3.Translate_Object_Copy - (Var_Arr, New_Obj_Value (Var_R), Arr_Type); - Close_Temp; - end; - Subprgs.Finish_Subprg_Instance_Use (Subprg); - Finish_Subprogram_Body; - end Translate_Predefined_Array_Array_Concat; - procedure Translate_Predefined_Array_Logical (Subprg : Iir) is Arr_Type : constant Iir_Array_Type_Definition := @@ -5826,7 +5568,6 @@ package body Trans.Chap7 is -- may be used for several implicit operators (eg. array comparaison) Infos.Arr_Eq_Info := null; Infos.Arr_Cmp_Info := null; - Infos.Arr_Concat_Info := null; Infos.Rec_Eq_Info := null; Infos.Arr_Shl_Info := null; Infos.Arr_Sha_Info := null; @@ -6001,12 +5742,7 @@ package body Trans.Chap7 is | Iir_Predefined_Array_Element_Concat | Iir_Predefined_Element_Array_Concat | Iir_Predefined_Element_Element_Concat => - if Infos.Arr_Concat_Info = null then - Translate_Predefined_Array_Array_Concat (Subprg); - Infos.Arr_Concat_Info := Get_Info (Subprg); - else - Set_Info (Subprg, Infos.Arr_Concat_Info); - end if; + null; when Iir_Predefined_Vector_Minimum | Iir_Predefined_Vector_Maximum => diff --git a/src/vhdl/translate/trans-chap7.ads b/src/vhdl/translate/trans-chap7.ads index 5e038da..5b3ff22 100644 --- a/src/vhdl/translate/trans-chap7.ads +++ b/src/vhdl/translate/trans-chap7.ads @@ -149,7 +149,6 @@ private Arr_Eq_Info : Subprg_Info_Acc; Rec_Eq_Info : Subprg_Info_Acc; Arr_Cmp_Info : Subprg_Info_Acc; - Arr_Concat_Info : Subprg_Info_Acc; Arr_Shl_Info : Subprg_Info_Acc; Arr_Sha_Info : Subprg_Info_Acc; Arr_Rot_Info : Subprg_Info_Acc; |