-- numeric_std -- 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, see . with Types; use Types; with Vhdl.Nodes; use Vhdl.Nodes; with Elab.Vhdl_Objtypes; use Elab.Vhdl_Objtypes; with Elab.Vhdl_Context; use Elab.Vhdl_Context; with Synth.Ieee.Std_Logic_1164; use Synth.Ieee.Std_Logic_1164; package Synth.Ieee.Numeric_Std is -- Reminder: vectors elements are from left to right. function Compare_Uns_Uns (Left, Right : Memtyp; Err : Order_Type; Loc : Location_Type) return Order_Type; function Compare_Uns_Nat (Left, Right : Memtyp; Err : Order_Type; Loc : Location_Type) return Order_Type; function Compare_Nat_Uns (Left, Right : Memtyp; Err : Order_Type; Loc : Location_Type) return Order_Type; function Compare_Sgn_Sgn (Left, Right : Memtyp; Err : Order_Type; Loc : Location_Type) return Order_Type; function Compare_Sgn_Int (Left, Right : Memtyp; Err : Order_Type; Loc : Location_Type) return Order_Type; -- Unary "-" function Neg_Vec (V : Memtyp; Loc : Location_Type) return Memtyp; -- "abs" function Abs_Vec (V : Memtyp; Loc : Location_Type) return Memtyp; -- Create a vector whose length is VEC'length, set to logic value VAL -- at the lsb and filled with 0. function Log_To_Vec (Val : Memtyp; Vec : Memtyp) return Memtyp; -- "+" function Add_Uns_Uns (L, R : Memtyp; Loc : Location_Type) return Memtyp; function Add_Sgn_Sgn (L, R : Memtyp; Loc : Location_Type) return Memtyp; function Add_Sgn_Int (L : Memtyp; R : Int64; Loc : Location_Type) return Memtyp; function Add_Uns_Nat (L : Memtyp; R : Uns64; Loc : Location_Type) return Memtyp; -- "-" function Sub_Uns_Uns (L, R : Memtyp; Loc : Location_Type) return Memtyp; function Sub_Uns_Nat (L : Memtyp; R : Uns64; Loc : Location_Type) return Memtyp; function Sub_Nat_Uns (L : Uns64; R : Memtyp; Loc : Location_Type) return Memtyp; function Sub_Sgn_Sgn (L, R : Memtyp; Loc : Location_Type) return Memtyp; function Sub_Sgn_Int (L : Memtyp; R : Int64; Loc : Location_Type) return Memtyp; function Sub_Int_Sgn (L : Int64; R : Memtyp; Loc : Location_Type) return Memtyp; -- "*" function Mul_Uns_Uns (L, R : Memtyp; Loc : Location_Type) return Memtyp; function Mul_Nat_Uns (L : Uns64; R : Memtyp; Loc : Location_Type) return Memtyp; function Mul_Uns_Nat (L : Memtyp; R : Uns64; Loc : Location_Type) return Memtyp; function Mul_Sgn_Sgn (L, R : Memtyp; Loc : Location_Type) return Memtyp; function Mul_Int_Sgn (L : Int64; R : Memtyp; Loc : Location_Type) return Memtyp; function Mul_Sgn_Int (L : Memtyp; R : Int64; Loc : Location_Type) return Memtyp; -- "/" function Div_Uns_Uns (Inst : Synth_Instance_Acc; L, R : Memtyp; Loc : Node) return Memtyp; function Div_Uns_Nat (Inst : Synth_Instance_Acc; L : Memtyp; R : Uns64; Loc : Node) return Memtyp; function Div_Nat_Uns (Inst : Synth_Instance_Acc; L : Uns64; R : Memtyp; Loc : Node) return Memtyp; function Div_Sgn_Sgn (Inst : Synth_Instance_Acc; L, R : Memtyp; Loc : Node) return Memtyp; function Div_Sgn_Int (Inst : Synth_Instance_Acc; L : Memtyp; R : Int64; Loc : Node) return Memtyp; function Div_Int_Sgn (Inst : Synth_Instance_Acc; L : Int64; R : Memtyp; Loc : Node) return Memtyp; -- "rem" function Rem_Uns_Uns (Inst : Synth_Instance_Acc; L, R : Memtyp; Loc : Node) return Memtyp; function Rem_Uns_Nat (Inst : Synth_Instance_Acc; L : Memtyp; R : Uns64; Loc : Node) return Memtyp; function Rem_Nat_Uns (Inst : Synth_Instance_Acc; L : Uns64; R : Memtyp; Loc : Node) return Memtyp; function Rem_Sgn_Sgn (Inst : Synth_Instance_Acc; L, R : Memtyp; Loc : Node) return Memtyp; function Rem_Sgn_Int (Inst : Synth_Instance_Acc; L : Memtyp; R : Int64; Loc : Node) return Memtyp; function Rem_Int_Sgn (Inst : Synth_Instance_Acc; L : Int64; R : Memtyp; Loc : Node) return Memtyp; -- "mod" function Mod_Sgn_Sgn (Inst : Synth_Instance_Acc; L, R : Memtyp; Loc : Node) return Memtyp; function Mod_Sgn_Int (Inst : Synth_Instance_Acc; L : Memtyp; R : Int64; Loc : Node) return Memtyp; function Mod_Int_Sgn (Inst : Synth_Instance_Acc; L : Int64; R : Memtyp; Loc : Node) return Memtyp; -- Shift function Shift_Vec (Val : Memtyp; Amt : Uns32; Right : Boolean; Arith : Boolean) return Memtyp; -- Rotate function Rotate_Vec (Val : Memtyp; Amt : Uns32; Right : Boolean) return Memtyp; function Resize_Vec (Val : Memtyp; Size : Uns32; Signed : Boolean) return Memtyp; -- Minimum/Maximum. function Minmax (L, R : Memtyp; Is_Signed : Boolean; Is_Max : Boolean) return Memtyp; -- Find_Rightmost/Find_Leftmost function Find_Rightmost (Arg : Memtyp; Val : Memtyp) return Int32; function Find_Leftmost (Arg : Memtyp; Val : Memtyp) return Int32; -- Std_Match function Match_Vec (L, R : Memtyp; Loc : Location_Type) return Boolean; -- Matching comparisons. function Match_Eq_Vec_Vec (Left, Right : Memtyp; Is_Signed : Boolean; Loc : Location_Type) return Std_Ulogic; type Order_Map_Type is array (Order_Type) of X01; Map_Lt : constant Order_Map_Type := "100"; Map_Le : constant Order_Map_Type := "110"; Map_Ge : constant Order_Map_Type := "011"; Map_Gt : constant Order_Map_Type := "001"; function Match_Cmp_Vec_Vec (Left, Right : Memtyp; Map : Order_Map_Type; Is_Signed : Boolean; Loc : Location_Type) return Memtyp; end Synth.Ieee.Numeric_Std;