| /***************************************************************************** |
| |
| Licensed to Accellera Systems Initiative Inc. (Accellera) under one or |
| more contributor license agreements. See the NOTICE file distributed |
| with this work for additional information regarding copyright ownership. |
| Accellera licenses this file to you under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with the |
| License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| implied. See the License for the specific language governing |
| permissions and limitations under the License. |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| sc_fix.h - |
| |
| Original Author: Martin Janssen, Synopsys, Inc. |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| MODIFICATION LOG - modifiers, enter your name, affiliation, date and |
| changes you are making here. |
| |
| Name, Affiliation, Date: |
| Description of Modification: |
| |
| *****************************************************************************/ |
| |
| // $Log: sc_fix.h,v $ |
| // Revision 1.2 2011/01/19 18:57:40 acg |
| // Andy Goodrich: changes for IEEE_1666_2011. |
| // |
| // Revision 1.1.1.1 2006/12/15 20:20:04 acg |
| // SystemC 2.3 |
| // |
| // Revision 1.3 2006/01/13 18:53:57 acg |
| // Andy Goodrich: added $Log command so that CVS comments are reproduced in |
| // the source. |
| // |
| |
| #ifndef __SYSTEMC_EXT_DT_FX_SC_FIX_HH__ |
| #define __SYSTEMC_EXT_DT_FX_SC_FIX_HH__ |
| |
| #include "sc_fxnum.hh" |
| |
| namespace sc_dt |
| { |
| |
| // classes defined in this module |
| class sc_fix; |
| class sc_fix_fast; |
| |
| |
| // ---------------------------------------------------------------------------- |
| // CLASS : sc_fix |
| // |
| // "Unconstrained" signed fixed-point class; arbitrary precision. |
| // ---------------------------------------------------------------------------- |
| |
| class sc_fix : public sc_fxnum |
| { |
| public: |
| // constructors |
| explicit sc_fix(sc_fxnum_observer * =0); |
| sc_fix(int, int, sc_fxnum_observer * =0); |
| sc_fix(sc_q_mode, sc_o_mode, sc_fxnum_observer * =0); |
| sc_fix(sc_q_mode, sc_o_mode, int, sc_fxnum_observer * =0); |
| sc_fix(int, int, sc_q_mode, sc_o_mode, sc_fxnum_observer * =0); |
| sc_fix(int, int, sc_q_mode, sc_o_mode, int, sc_fxnum_observer * =0); |
| explicit sc_fix(const sc_fxcast_switch &, sc_fxnum_observer * =0); |
| sc_fix(int, int, const sc_fxcast_switch &, sc_fxnum_observer * =0); |
| sc_fix(sc_q_mode, sc_o_mode, const sc_fxcast_switch &, |
| sc_fxnum_observer * =0); |
| sc_fix(sc_q_mode, sc_o_mode, int, const sc_fxcast_switch &, |
| sc_fxnum_observer * =0); |
| sc_fix(int, int, sc_q_mode, sc_o_mode, const sc_fxcast_switch &, |
| sc_fxnum_observer * =0); |
| sc_fix(int, int, sc_q_mode, sc_o_mode, int, const sc_fxcast_switch &, |
| sc_fxnum_observer * =0); |
| explicit sc_fix(const sc_fxtype_params &, sc_fxnum_observer * =0); |
| sc_fix(const sc_fxtype_params &, const sc_fxcast_switch &, |
| sc_fxnum_observer * =0); |
| |
| #define DECL_CTORS_T(tp) \ |
| sc_fix(tp, int, int, sc_fxnum_observer * =0); \ |
| sc_fix(tp, sc_q_mode, sc_o_mode, sc_fxnum_observer * =0); \ |
| sc_fix(tp, sc_q_mode, sc_o_mode, int, sc_fxnum_observer * =0); \ |
| sc_fix(tp, int, int, sc_q_mode, sc_o_mode, sc_fxnum_observer * =0); \ |
| sc_fix(tp, int, int, sc_q_mode, sc_o_mode, int, sc_fxnum_observer * =0); \ |
| sc_fix(tp, const sc_fxcast_switch &, sc_fxnum_observer * =0); \ |
| sc_fix(tp, int, int, const sc_fxcast_switch &, sc_fxnum_observer * =0); \ |
| sc_fix(tp, sc_q_mode, sc_o_mode, const sc_fxcast_switch &, \ |
| sc_fxnum_observer * =0); \ |
| sc_fix(tp, sc_q_mode, sc_o_mode, int, const sc_fxcast_switch &, \ |
| sc_fxnum_observer * =0); \ |
| sc_fix(tp, int, int, sc_q_mode, sc_o_mode, const sc_fxcast_switch &, \ |
| sc_fxnum_observer * =0); \ |
| sc_fix(tp, int, int, sc_q_mode, sc_o_mode, int, \ |
| const sc_fxcast_switch &, sc_fxnum_observer * =0); \ |
| sc_fix(tp, const sc_fxtype_params &, sc_fxnum_observer * =0); \ |
| sc_fix(tp, const sc_fxtype_params &, const sc_fxcast_switch &, \ |
| sc_fxnum_observer * =0); |
| |
| #define DECL_CTORS_T_A(tp) \ |
| sc_fix(tp, sc_fxnum_observer * =0); \ |
| DECL_CTORS_T(tp) |
| |
| #define DECL_CTORS_T_B(tp) \ |
| explicit sc_fix(tp, sc_fxnum_observer * =0); \ |
| DECL_CTORS_T(tp) |
| |
| DECL_CTORS_T_A(int) |
| DECL_CTORS_T_A(unsigned int) |
| DECL_CTORS_T_A(long) |
| DECL_CTORS_T_A(unsigned long) |
| DECL_CTORS_T_A(float) |
| DECL_CTORS_T_A(double) |
| DECL_CTORS_T_A(const char *) |
| DECL_CTORS_T_A(const sc_fxval &) |
| DECL_CTORS_T_A(const sc_fxval_fast &) |
| DECL_CTORS_T_A(const sc_fxnum &) |
| DECL_CTORS_T_A(const sc_fxnum_fast &) |
| |
| DECL_CTORS_T_B(int64) |
| DECL_CTORS_T_B(uint64) |
| DECL_CTORS_T_B(const sc_int_base &) |
| DECL_CTORS_T_B(const sc_uint_base &) |
| DECL_CTORS_T_B(const sc_signed &) |
| DECL_CTORS_T_B(const sc_unsigned &) |
| |
| #undef DECL_CTORS_T |
| #undef DECL_CTORS_T_A |
| #undef DECL_CTORS_T_B |
| |
| // copy constructor |
| sc_fix(const sc_fix &); |
| |
| // unary bitwise operators |
| const sc_fix operator ~ () const; |
| |
| // unary bitwise functions |
| friend void b_not(sc_fix &, const sc_fix &); |
| |
| // binary bitwise operators |
| friend const sc_fix operator & (const sc_fix &, const sc_fix &); |
| friend const sc_fix operator & (const sc_fix &, const sc_fix_fast &); |
| friend const sc_fix operator & (const sc_fix_fast &, const sc_fix &); |
| friend const sc_fix operator | (const sc_fix &, const sc_fix &); |
| friend const sc_fix operator | (const sc_fix &, const sc_fix_fast &); |
| friend const sc_fix operator | (const sc_fix_fast &, const sc_fix &); |
| friend const sc_fix operator ^ (const sc_fix &, const sc_fix &); |
| friend const sc_fix operator ^ (const sc_fix &, const sc_fix_fast &); |
| friend const sc_fix operator ^ (const sc_fix_fast&, const sc_fix &); |
| |
| // binary bitwise functions |
| friend void b_and(sc_fix &, const sc_fix &, const sc_fix &); |
| friend void b_and(sc_fix &, const sc_fix &, const sc_fix_fast &); |
| friend void b_and(sc_fix &, const sc_fix_fast &, const sc_fix &); |
| friend void b_or(sc_fix &, const sc_fix &, const sc_fix &); |
| friend void b_or(sc_fix &, const sc_fix &, const sc_fix_fast &); |
| friend void b_or(sc_fix &, const sc_fix_fast &, const sc_fix &); |
| friend void b_xor(sc_fix &, const sc_fix &, const sc_fix &); |
| friend void b_xor(sc_fix &, const sc_fix &, const sc_fix_fast &); |
| friend void b_xor(sc_fix &, const sc_fix_fast &, const sc_fix &); |
| |
| // assignment operators |
| sc_fix &operator = (const sc_fix &); |
| |
| #define DECL_ASN_OP_T(op, tp) sc_fix &operator op (tp); |
| |
| #define DECL_ASN_OP_OTHER(op) \ |
| DECL_ASN_OP_T(op, int64) \ |
| DECL_ASN_OP_T(op, uint64) \ |
| DECL_ASN_OP_T(op, const sc_int_base &) \ |
| DECL_ASN_OP_T(op, const sc_uint_base &) \ |
| DECL_ASN_OP_T(op, const sc_signed &) \ |
| DECL_ASN_OP_T(op, const sc_unsigned &) |
| |
| #define DECL_ASN_OP(op) \ |
| DECL_ASN_OP_T(op, int) \ |
| DECL_ASN_OP_T(op, unsigned int) \ |
| DECL_ASN_OP_T(op, long) \ |
| DECL_ASN_OP_T(op, unsigned long) \ |
| DECL_ASN_OP_T(op, float) \ |
| DECL_ASN_OP_T(op, double) \ |
| DECL_ASN_OP_T(op, const char *) \ |
| DECL_ASN_OP_T(op, const sc_fxval &) \ |
| DECL_ASN_OP_T(op, const sc_fxval_fast &) \ |
| DECL_ASN_OP_T(op, const sc_fxnum &) \ |
| DECL_ASN_OP_T(op, const sc_fxnum_fast &) \ |
| DECL_ASN_OP_OTHER(op) |
| |
| DECL_ASN_OP(=) |
| |
| DECL_ASN_OP(*=) |
| DECL_ASN_OP(/=) |
| DECL_ASN_OP(+=) |
| DECL_ASN_OP(-=) |
| |
| DECL_ASN_OP_T(<<=, int) |
| DECL_ASN_OP_T(>>=, int) |
| |
| DECL_ASN_OP_T(&=, const sc_fix &) |
| DECL_ASN_OP_T(&=, const sc_fix_fast &) |
| DECL_ASN_OP_T(|=, const sc_fix &) |
| DECL_ASN_OP_T(|=, const sc_fix_fast &) |
| DECL_ASN_OP_T(^=, const sc_fix &) |
| DECL_ASN_OP_T(^=, const sc_fix_fast &) |
| |
| #undef DECL_ASN_OP_T |
| #undef DECL_ASN_OP_OTHER |
| #undef DECL_ASN_OP |
| |
| // auto-increment and auto-decrement |
| const sc_fxval operator ++ (int); |
| const sc_fxval operator -- (int); |
| |
| sc_fix& operator ++ (); |
| sc_fix& operator -- (); |
| }; |
| |
| |
| // ---------------------------------------------------------------------------- |
| // CLASS : sc_fix_fast |
| // |
| // "Unconstrained" signed fixed-point class; limited precision. |
| // ---------------------------------------------------------------------------- |
| |
| class sc_fix_fast : public sc_fxnum_fast |
| { |
| public: |
| // constructors |
| explicit sc_fix_fast(sc_fxnum_fast_observer * =0); |
| sc_fix_fast(int, int, sc_fxnum_fast_observer * =0); |
| sc_fix_fast(sc_q_mode, sc_o_mode, sc_fxnum_fast_observer * =0); |
| sc_fix_fast(sc_q_mode, sc_o_mode, int, sc_fxnum_fast_observer * =0); |
| sc_fix_fast(int, int, sc_q_mode, sc_o_mode, sc_fxnum_fast_observer * =0); |
| sc_fix_fast(int, int, sc_q_mode, sc_o_mode, int, |
| sc_fxnum_fast_observer * =0); |
| explicit sc_fix_fast(const sc_fxcast_switch &, |
| sc_fxnum_fast_observer * =0); |
| sc_fix_fast(int, int, const sc_fxcast_switch &, |
| sc_fxnum_fast_observer * =0); |
| sc_fix_fast(sc_q_mode, sc_o_mode, const sc_fxcast_switch &, |
| sc_fxnum_fast_observer * =0); |
| sc_fix_fast(sc_q_mode, sc_o_mode, int, const sc_fxcast_switch &, |
| sc_fxnum_fast_observer * =0); |
| sc_fix_fast(int, int, sc_q_mode, sc_o_mode, const sc_fxcast_switch &, |
| sc_fxnum_fast_observer * =0); |
| sc_fix_fast(int, int, sc_q_mode, sc_o_mode, int, const sc_fxcast_switch &, |
| sc_fxnum_fast_observer * =0); |
| explicit sc_fix_fast(const sc_fxtype_params &, |
| sc_fxnum_fast_observer * =0); |
| sc_fix_fast(const sc_fxtype_params &, const sc_fxcast_switch &, |
| sc_fxnum_fast_observer * =0); |
| |
| #define DECL_CTORS_T(tp) \ |
| sc_fix_fast(tp, int, int, sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, sc_q_mode, sc_o_mode, sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, sc_q_mode, sc_o_mode, int, sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, int, int, sc_q_mode, sc_o_mode, \ |
| sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, int, int, sc_q_mode, sc_o_mode, int, \ |
| sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, const sc_fxcast_switch &, sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, int, int, const sc_fxcast_switch &, \ |
| sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, sc_q_mode, sc_o_mode, const sc_fxcast_switch &, \ |
| sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, sc_q_mode, sc_o_mode, int, const sc_fxcast_switch &, \ |
| sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, int, int, sc_q_mode, sc_o_mode, const sc_fxcast_switch &, \ |
| sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, int, int, sc_q_mode, sc_o_mode, int, \ |
| const sc_fxcast_switch &, sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, const sc_fxtype_params &, sc_fxnum_fast_observer * = 0); \ |
| sc_fix_fast(tp, const sc_fxtype_params &, const sc_fxcast_switch &, \ |
| sc_fxnum_fast_observer * = 0); |
| |
| #define DECL_CTORS_T_A(tp) \ |
| sc_fix_fast(tp, sc_fxnum_fast_observer * =0); \ |
| DECL_CTORS_T(tp) |
| |
| #define DECL_CTORS_T_B(tp) \ |
| explicit sc_fix_fast(tp, sc_fxnum_fast_observer * =0); \ |
| DECL_CTORS_T(tp) |
| |
| DECL_CTORS_T_A(int) |
| DECL_CTORS_T_A(unsigned int) |
| DECL_CTORS_T_A(long) |
| DECL_CTORS_T_A(unsigned long) |
| DECL_CTORS_T_A(float) |
| DECL_CTORS_T_A(double) |
| DECL_CTORS_T_A(const char *) |
| DECL_CTORS_T_A(const sc_fxval &) |
| DECL_CTORS_T_A(const sc_fxval_fast &) |
| DECL_CTORS_T_A(const sc_fxnum &) |
| DECL_CTORS_T_A(const sc_fxnum_fast &) |
| |
| DECL_CTORS_T_B(int64) |
| DECL_CTORS_T_B(uint64) |
| DECL_CTORS_T_B(const sc_int_base &) |
| DECL_CTORS_T_B(const sc_uint_base &) |
| DECL_CTORS_T_B(const sc_signed &) |
| DECL_CTORS_T_B(const sc_unsigned &) |
| |
| #undef DECL_CTORS_T |
| #undef DECL_CTORS_T_A |
| #undef DECL_CTORS_T_B |
| |
| // copy constructor |
| sc_fix_fast(const sc_fix_fast &); |
| |
| // unary bitwise operators |
| const sc_fix_fast operator ~ () const; |
| |
| // unary bitwise functions |
| friend void b_not(sc_fix_fast &, const sc_fix_fast &); |
| |
| // binary bitwise operators |
| friend const sc_fix_fast operator & ( |
| const sc_fix_fast &, const sc_fix_fast &); |
| friend const sc_fix_fast operator ^ ( |
| const sc_fix_fast &, const sc_fix_fast &); |
| friend const sc_fix_fast operator | ( |
| const sc_fix_fast &, const sc_fix_fast &); |
| |
| // binary bitwise functions |
| friend void b_and(sc_fix_fast &, const sc_fix_fast &, const sc_fix_fast &); |
| friend void b_or(sc_fix_fast &, const sc_fix_fast &, const sc_fix_fast &); |
| friend void b_xor(sc_fix_fast &, const sc_fix_fast &, const sc_fix_fast &); |
| |
| // assignment operators |
| sc_fix_fast &operator = (const sc_fix_fast &); |
| |
| #define DECL_ASN_OP_T(op,tp) sc_fix_fast &operator op (tp); |
| |
| #define DECL_ASN_OP_OTHER(op) \ |
| DECL_ASN_OP_T(op, int64) \ |
| DECL_ASN_OP_T(op, uint64) \ |
| DECL_ASN_OP_T(op, const sc_int_base &) \ |
| DECL_ASN_OP_T(op, const sc_uint_base &) \ |
| DECL_ASN_OP_T(op, const sc_signed &) \ |
| DECL_ASN_OP_T(op, const sc_unsigned &) |
| |
| #define DECL_ASN_OP(op) \ |
| DECL_ASN_OP_T(op, int) \ |
| DECL_ASN_OP_T(op, unsigned int) \ |
| DECL_ASN_OP_T(op, long) \ |
| DECL_ASN_OP_T(op, unsigned long) \ |
| DECL_ASN_OP_T(op, float) \ |
| DECL_ASN_OP_T(op, double) \ |
| DECL_ASN_OP_T(op, const char *) \ |
| DECL_ASN_OP_T(op, const sc_fxval &) \ |
| DECL_ASN_OP_T(op, const sc_fxval_fast &) \ |
| DECL_ASN_OP_T(op, const sc_fxnum &) \ |
| DECL_ASN_OP_T(op, const sc_fxnum_fast &) \ |
| DECL_ASN_OP_OTHER(op) |
| |
| DECL_ASN_OP(=) |
| |
| DECL_ASN_OP(*=) |
| DECL_ASN_OP(/=) |
| DECL_ASN_OP(+=) |
| DECL_ASN_OP(-=) |
| |
| DECL_ASN_OP_T(<<=, int) |
| DECL_ASN_OP_T(>>=, int) |
| |
| DECL_ASN_OP_T(&=, const sc_fix &) |
| DECL_ASN_OP_T(&=, const sc_fix_fast &) |
| DECL_ASN_OP_T(|=, const sc_fix &) |
| DECL_ASN_OP_T(|=, const sc_fix_fast &) |
| DECL_ASN_OP_T(^=, const sc_fix &) |
| DECL_ASN_OP_T(^=, const sc_fix_fast &) |
| |
| #undef DECL_ASN_OP_T |
| #undef DECL_ASN_OP_OTHER |
| #undef DECL_ASN_OP |
| |
| // auto-increment and auto-decrement |
| const sc_fxval_fast operator ++ (int); |
| const sc_fxval_fast operator -- (int); |
| |
| sc_fix_fast& operator ++ (); |
| sc_fix_fast& operator -- (); |
| }; |
| |
| |
| // IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII |
| |
| // ---------------------------------------------------------------------------- |
| // CLASS : sc_fix |
| // |
| // "Unconstrained" signed fixed-point class; arbitrary precision. |
| // ---------------------------------------------------------------------------- |
| |
| // constructors |
| inline sc_fix::sc_fix(sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(), SC_TC_, sc_fxcast_switch(), observer_) |
| {} |
| |
| inline sc_fix::sc_fix(int wl_, int iwl_, sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(wl_, iwl_), SC_TC_, sc_fxcast_switch(), |
| observer_) |
| {} |
| |
| inline sc_fix::sc_fix(sc_q_mode qm, sc_o_mode om, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(qm, om), SC_TC_, sc_fxcast_switch(), |
| observer_ ) |
| {} |
| |
| inline sc_fix::sc_fix(sc_q_mode qm, sc_o_mode om, int nb, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(qm, om, nb), SC_TC_, sc_fxcast_switch(), |
| observer_) |
| {} |
| |
| inline sc_fix::sc_fix(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, |
| sc_fxcast_switch(), observer_) |
| {} |
| |
| inline sc_fix::sc_fix(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, int nb, |
| sc_fxnum_observer* observer_) : |
| sc_fxnum(sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, |
| sc_fxcast_switch(), observer_) |
| {} |
| |
| inline sc_fix::sc_fix(const sc_fxcast_switch &cast_sw, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix::sc_fix(int wl_, int iwl_, const sc_fxcast_switch &cast_sw, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(wl_, iwl_), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix::sc_fix(sc_q_mode qm, sc_o_mode om, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(qm, om), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix::sc_fix(sc_q_mode qm, sc_o_mode om, int nb, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(qm, om, nb), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix::sc_fix(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, cast_sw, |
| observer_) |
| {} |
| |
| inline sc_fix::sc_fix(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, int nb, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, cast_sw, |
| observer_) |
| {} |
| |
| inline sc_fix::sc_fix(const sc_fxtype_params &type_params_, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum( type_params_, SC_TC_, sc_fxcast_switch(), observer_) |
| {} |
| |
| inline sc_fix::sc_fix(const sc_fxtype_params &type_params_, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_observer *observer_) : |
| sc_fxnum(type_params_, SC_TC_, cast_sw, observer_) |
| {} |
| |
| #define DEFN_CTORS_T_A(tp) \ |
| inline sc_fix::sc_fix(tp a, sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(), SC_TC_, sc_fxcast_switch(), \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_), SC_TC_, sc_fxcast_switch(), \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(qm, om), SC_TC_, sc_fxcast_switch(), \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(qm, om, nb), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| int nb, sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(), SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_), SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(qm, om), SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(qm, om, nb), SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, cast_sw, \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| int nb, const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, cast_sw, \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, const sc_fxtype_params &type_params_, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, type_params_, SC_TC_, sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, const sc_fxtype_params &type_params_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, type_params_, SC_TC_, cast_sw, observer_) \ |
| {} |
| |
| #define DEFN_CTORS_T_B(tp) \ |
| inline sc_fix::sc_fix(tp a, sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, a.type_params(), SC_TC_, sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(a.type_params(), wl_, iwl_), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(a.type_params(), qm, om), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(a.type_params(), qm, om, nb), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| int nb, sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, a.type_params(), SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(a.type_params(), wl_, iwl_), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(a.type_params(), qm, om), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(a.type_params(), qm, om, nb), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, cast_sw, \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, \ |
| int nb, const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, cast_sw, \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, const sc_fxtype_params &type_params_, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, type_params_, SC_TC_, sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix::sc_fix(tp a, const sc_fxtype_params &type_params_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_observer *observer_) : \ |
| sc_fxnum(a, type_params_, SC_TC_, cast_sw, observer_) \ |
| {} |
| |
| DEFN_CTORS_T_A(int) |
| DEFN_CTORS_T_A(unsigned int) |
| DEFN_CTORS_T_A(long) |
| DEFN_CTORS_T_A(unsigned long) |
| DEFN_CTORS_T_A(float) |
| DEFN_CTORS_T_A(double) |
| DEFN_CTORS_T_A(const char *) |
| DEFN_CTORS_T_A(const sc_fxval &) |
| DEFN_CTORS_T_A(const sc_fxval_fast &) |
| DEFN_CTORS_T_B(const sc_fxnum &) |
| DEFN_CTORS_T_B(const sc_fxnum_fast &) |
| |
| DEFN_CTORS_T_A(int64) |
| DEFN_CTORS_T_A(uint64) |
| DEFN_CTORS_T_A(const sc_int_base &) |
| DEFN_CTORS_T_A(const sc_uint_base &) |
| DEFN_CTORS_T_A(const sc_signed &) |
| DEFN_CTORS_T_A(const sc_unsigned &) |
| |
| #undef DEFN_CTORS_T_A |
| #undef DEFN_CTORS_T_B |
| |
| // copy constructor |
| inline sc_fix::sc_fix(const sc_fix &a) : |
| sc_fxnum(a, a.type_params(), SC_TC_, sc_fxcast_switch(), 0) |
| {} |
| |
| // unary bitwise operators |
| inline const sc_fix sc_fix::operator ~ () const |
| { |
| SC_FXNUM_OBSERVER_READ_(*this) |
| int iwl_c = iwl(); |
| int wl_c = wl(); |
| sc_fix c(wl_c, iwl_c); |
| for (int i = iwl_c - wl_c; i < iwl_c; ++i) |
| c.set_bit(i, !get_bit(i)); |
| return sc_fix(c, wl_c, iwl_c); |
| } |
| |
| // unary bitwise functions |
| inline void |
| b_not(sc_fix &c, const sc_fix &a) |
| { |
| SC_FXNUM_OBSERVER_READ_(a) |
| int iwl_c = c.iwl(); |
| for (int i = iwl_c - c.wl(); i < iwl_c; ++i) |
| c.set_bit(i, !a.get_bit(i)); |
| c.cast(); |
| SC_FXNUM_OBSERVER_WRITE_(c) |
| } |
| |
| // binary bitwise operators |
| #define DEFN_BIN_OP_T(op, op2, tp1, tp2) \ |
| inline const sc_fix \ |
| operator op (const tp1 &a, const tp2 &b) \ |
| { \ |
| a.observer_read(); \ |
| b.observer_read(); \ |
| int iwl_a = a.iwl(); \ |
| int iwl_b = b.iwl(); \ |
| int iwl_c = sc_max(iwl_a, iwl_b); \ |
| int fwl_c = sc_max(a.wl() - iwl_a, b.wl() - iwl_b); \ |
| sc_fix c(iwl_c + fwl_c, iwl_c); \ |
| for (int i = -fwl_c; i < iwl_c; ++ i) \ |
| c.set_bit(i, a.get_bit(i) op2 b.get_bit(i)); \ |
| return sc_fix(c, iwl_c + fwl_c, iwl_c); \ |
| } |
| |
| DEFN_BIN_OP_T(&, &&, sc_fix, sc_fix) |
| DEFN_BIN_OP_T(&, &&, sc_fix, sc_fix_fast) |
| DEFN_BIN_OP_T(&, &&, sc_fix_fast, sc_fix) |
| |
| DEFN_BIN_OP_T(|, ||, sc_fix, sc_fix) |
| DEFN_BIN_OP_T(|, ||, sc_fix, sc_fix_fast) |
| DEFN_BIN_OP_T(|, ||, sc_fix_fast, sc_fix) |
| |
| DEFN_BIN_OP_T(^, !=, sc_fix, sc_fix) |
| DEFN_BIN_OP_T(^, !=, sc_fix, sc_fix_fast) |
| DEFN_BIN_OP_T(^, !=, sc_fix_fast, sc_fix) |
| |
| #undef DEFN_BIN_OP_T |
| |
| // binary bitwise functions |
| #define DEFN_BIN_FNC_T(fnc, op2, tp1, tp2) \ |
| inline void \ |
| fnc (sc_fix &c, const tp1 &a, const tp2 &b) \ |
| { \ |
| a.observer_read(); \ |
| b.observer_read(); \ |
| int iwl_c = c.iwl(); \ |
| for (int i = iwl_c - c.wl(); i < iwl_c; ++i) \ |
| c.set_bit(i, a.get_bit(i) op2 b.get_bit(i)); \ |
| c.cast(); \ |
| SC_FXNUM_OBSERVER_WRITE_(c) \ |
| } |
| |
| DEFN_BIN_FNC_T(b_and, &&, sc_fix, sc_fix) |
| DEFN_BIN_FNC_T(b_and, &&, sc_fix, sc_fix_fast) |
| DEFN_BIN_FNC_T(b_and, &&, sc_fix_fast, sc_fix) |
| |
| DEFN_BIN_FNC_T(b_or, ||, sc_fix, sc_fix) |
| DEFN_BIN_FNC_T(b_or, ||, sc_fix, sc_fix_fast) |
| DEFN_BIN_FNC_T(b_or, ||, sc_fix_fast, sc_fix) |
| |
| DEFN_BIN_FNC_T(b_xor, !=, sc_fix, sc_fix) |
| DEFN_BIN_FNC_T(b_xor, !=, sc_fix, sc_fix_fast) |
| DEFN_BIN_FNC_T(b_xor, !=, sc_fix_fast, sc_fix) |
| |
| #undef DEFN_BIN_FNC_T |
| |
| // assignment operators |
| inline |
| sc_fix & |
| sc_fix::operator = (const sc_fix &a) |
| { |
| sc_fxnum::operator = (a); |
| return *this; |
| } |
| |
| #define DEFN_ASN_OP_T(op, tp) \ |
| inline sc_fix & \ |
| sc_fix::operator op (tp a) \ |
| { \ |
| sc_fxnum::operator op(a); \ |
| return *this; \ |
| } |
| |
| #define DEFN_ASN_OP_OTHER(op) \ |
| DEFN_ASN_OP_T(op, int64) \ |
| DEFN_ASN_OP_T(op, uint64) \ |
| DEFN_ASN_OP_T(op, const sc_int_base &) \ |
| DEFN_ASN_OP_T(op, const sc_uint_base &) \ |
| DEFN_ASN_OP_T(op, const sc_signed &) \ |
| DEFN_ASN_OP_T(op, const sc_unsigned &) |
| |
| #define DEFN_ASN_OP(op) \ |
| DEFN_ASN_OP_T(op, int) \ |
| DEFN_ASN_OP_T(op, unsigned int) \ |
| DEFN_ASN_OP_T(op, long) \ |
| DEFN_ASN_OP_T(op, unsigned long) \ |
| DEFN_ASN_OP_T(op, float) \ |
| DEFN_ASN_OP_T(op, double) \ |
| DEFN_ASN_OP_T(op, const char *) \ |
| DEFN_ASN_OP_T(op, const sc_fxval &) \ |
| DEFN_ASN_OP_T(op, const sc_fxval_fast &) \ |
| DEFN_ASN_OP_T(op, const sc_fxnum &) \ |
| DEFN_ASN_OP_T(op, const sc_fxnum_fast &) \ |
| DEFN_ASN_OP_OTHER(op) |
| |
| DEFN_ASN_OP(=) |
| |
| DEFN_ASN_OP(*=) |
| DEFN_ASN_OP(/=) |
| DEFN_ASN_OP(+=) |
| DEFN_ASN_OP(-=) |
| |
| DEFN_ASN_OP_T(<<=, int) |
| DEFN_ASN_OP_T(>>=, int) |
| |
| #undef DEFN_ASN_OP_T |
| #undef DEFN_ASN_OP_OTHER |
| #undef DEFN_ASN_OP |
| |
| #define DEFN_ASN_OP_T(op, op2, tp) \ |
| inline sc_fix & \ |
| sc_fix::operator op (const tp &b) \ |
| { \ |
| SC_FXNUM_OBSERVER_READ_(*this) \ |
| b.observer_read(); \ |
| int iwl_c = iwl(); \ |
| for (int i = iwl_c - wl(); i < iwl_c; ++i) \ |
| set_bit(i, get_bit(i) op2 b.get_bit(i)); \ |
| cast(); \ |
| SC_FXNUM_OBSERVER_WRITE_(*this) \ |
| return *this; \ |
| } |
| |
| DEFN_ASN_OP_T(&=, &&, sc_fix) |
| DEFN_ASN_OP_T(&=, &&, sc_fix_fast) |
| DEFN_ASN_OP_T(|=, ||, sc_fix) |
| DEFN_ASN_OP_T(|=, ||, sc_fix_fast) |
| DEFN_ASN_OP_T(^=, !=, sc_fix) |
| DEFN_ASN_OP_T(^=, !=, sc_fix_fast) |
| |
| #undef DEFN_ASN_OP_T |
| |
| // auto-increment and auto-decrement |
| inline const sc_fxval |
| sc_fix::operator ++ (int) |
| { |
| return sc_fxval(sc_fxnum::operator ++ (0)); |
| } |
| |
| inline const sc_fxval |
| sc_fix::operator -- (int) |
| { |
| return sc_fxval(sc_fxnum::operator -- (0)); |
| } |
| |
| inline sc_fix & |
| sc_fix::operator ++ () |
| { |
| sc_fxnum::operator ++ (); |
| return *this; |
| } |
| |
| inline sc_fix & |
| sc_fix::operator -- () |
| { |
| sc_fxnum::operator -- (); |
| return *this; |
| } |
| |
| |
| // ---------------------------------------------------------------------------- |
| // CLASS : sc_fix_fast |
| // |
| // "Unconstrained" signed fixed-point class; limited precision. |
| // ---------------------------------------------------------------------------- |
| |
| // constructors |
| inline sc_fix_fast::sc_fix_fast(sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(), SC_TC_, sc_fxcast_switch(), |
| observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(int wl_, int iwl_, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(wl_, iwl_), SC_TC_, sc_fxcast_switch(), |
| observer_ ) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(sc_q_mode qm, sc_o_mode om, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(qm, om), SC_TC_, sc_fxcast_switch(), |
| observer_ ) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(sc_q_mode qm, sc_o_mode om, int nb, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(qm, om, nb), SC_TC_, sc_fxcast_switch(), |
| observer_ ) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, |
| sc_fxcast_switch(), observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, |
| int nb, sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, |
| sc_fxcast_switch(), observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(const sc_fxcast_switch &cast_sw, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(int wl_, int iwl_, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(wl_, iwl_), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(sc_q_mode qm, sc_o_mode om, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(qm, om), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(sc_q_mode qm, sc_o_mode om, int nb, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(qm, om, nb), SC_TC_, cast_sw, observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, cast_sw, |
| observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(int wl_, int iwl_, sc_q_mode qm, sc_o_mode om, |
| int nb, const sc_fxcast_switch &cast_sw, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, cast_sw, |
| observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(const sc_fxtype_params &type_params_, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(type_params_, SC_TC_, sc_fxcast_switch(), observer_) |
| {} |
| |
| inline sc_fix_fast::sc_fix_fast(const sc_fxtype_params &type_params_, |
| const sc_fxcast_switch &cast_sw, |
| sc_fxnum_fast_observer *observer_) : |
| sc_fxnum_fast(type_params_, SC_TC_, cast_sw, observer_) |
| {} |
| |
| #define DEFN_CTORS_T_A(tp) \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_fxnum_fast_observer *observer_ ) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(), SC_TC_, sc_fxcast_switch(), \ |
| observer_ ) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(qm, om), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| sc_fxnum_fast_observer *observer_ ) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(qm, om, nb), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, int nb, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(), SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_), SC_TC_, cast_sw, \ |
| observer_ ) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(qm, om), SC_TC_, cast_sw, \ |
| observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(qm, om, nb), SC_TC_, cast_sw, \ |
| observer_ ) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, int nb, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, const sc_fxtype_params &type_params_, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, type_params_, SC_TC_, sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, const sc_fxtype_params &type_params_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, type_params_, SC_TC_, cast_sw, observer_) \ |
| {} |
| |
| #define DEFN_CTORS_T_B(tp) \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, a.type_params(), SC_TC_, sc_fxcast_switch(), \ |
| observer_ ) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(a.type_params(), wl_, iwl_), \ |
| SC_TC_, sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(a.type_params(), qm, om), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(a.type_params(), qm, om, nb), \ |
| SC_TC_, sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, int nb, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, \ |
| sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, a.type_params(), SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(a.type_params(), wl_, iwl_), \ |
| SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(a.type_params(), qm, om), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, sc_q_mode qm, sc_o_mode om, int nb, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(a.type_params(), qm, om, nb), \ |
| SC_TC_, cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, int wl_, int iwl_, sc_q_mode qm, \ |
| sc_o_mode om, int nb, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, sc_fxtype_params(wl_, iwl_, qm, om, nb), SC_TC_, \ |
| cast_sw, observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, const sc_fxtype_params &type_params_, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, type_params_, SC_TC_, sc_fxcast_switch(), observer_) \ |
| {} \ |
| \ |
| inline sc_fix_fast::sc_fix_fast(tp a, const sc_fxtype_params &type_params_, \ |
| const sc_fxcast_switch &cast_sw, \ |
| sc_fxnum_fast_observer *observer_) : \ |
| sc_fxnum_fast(a, type_params_, SC_TC_, cast_sw, observer_ ) \ |
| {} |
| |
| DEFN_CTORS_T_A(int) |
| DEFN_CTORS_T_A(unsigned int) |
| DEFN_CTORS_T_A(long) |
| DEFN_CTORS_T_A(unsigned long) |
| DEFN_CTORS_T_A(float) |
| DEFN_CTORS_T_A(double) |
| DEFN_CTORS_T_A(const char *) |
| DEFN_CTORS_T_A(const sc_fxval &) |
| DEFN_CTORS_T_A(const sc_fxval_fast &) |
| DEFN_CTORS_T_B(const sc_fxnum &) |
| DEFN_CTORS_T_B(const sc_fxnum_fast &) |
| |
| DEFN_CTORS_T_A(int64) |
| DEFN_CTORS_T_A(uint64) |
| DEFN_CTORS_T_A(const sc_int_base &) |
| DEFN_CTORS_T_A(const sc_uint_base &) |
| DEFN_CTORS_T_A(const sc_signed &) |
| DEFN_CTORS_T_A(const sc_unsigned &) |
| |
| #undef DEFN_CTORS_T_A |
| #undef DEFN_CTORS_T_B |
| |
| // copy constructor |
| inline sc_fix_fast::sc_fix_fast(const sc_fix_fast &a) : |
| sc_fxnum_fast(a, a.type_params(), SC_TC_, sc_fxcast_switch(), 0) |
| {} |
| |
| // unary bitwise operators |
| inline const sc_fix_fast |
| sc_fix_fast::operator ~ () const |
| { |
| SC_FXNUM_FAST_OBSERVER_READ_(*this) |
| int iwl_c = iwl(); |
| int wl_c = wl(); |
| sc_fix_fast c(wl_c, iwl_c); |
| for (int i = iwl_c - wl_c; i < iwl_c; ++i) |
| c.set_bit(i, !get_bit(i)); |
| return sc_fix_fast(c, wl_c, iwl_c); |
| } |
| |
| // unary bitwise functions |
| inline void |
| b_not(sc_fix_fast &c, const sc_fix_fast &a) |
| { |
| SC_FXNUM_FAST_OBSERVER_READ_(a) |
| int iwl_c = c.iwl(); |
| for (int i = iwl_c - c.wl(); i < iwl_c; ++i) |
| c.set_bit(i, !a.get_bit(i)); |
| c.cast(); |
| SC_FXNUM_FAST_OBSERVER_WRITE_(c) |
| } |
| |
| // binary bitwise operators |
| #define DEFN_BIN_OP_T(op, op2, tp1, tp2) \ |
| inline const sc_fix_fast \ |
| operator op (const tp1 &a, const tp2 &b) \ |
| { \ |
| a.observer_read(); \ |
| b.observer_read(); \ |
| int iwl_a = a.iwl(); \ |
| int iwl_b = b.iwl(); \ |
| int iwl_c = sc_max(iwl_a, iwl_b); \ |
| int fwl_c = sc_max(a.wl() - iwl_a, b.wl() - iwl_b); \ |
| sc_fix_fast c(iwl_c + fwl_c, iwl_c); \ |
| for (int i = -fwl_c; i < iwl_c; ++i) \ |
| c.set_bit(i, a.get_bit(i) op2 b.get_bit(i)); \ |
| return sc_fix_fast(c, iwl_c + fwl_c, iwl_c); \ |
| } |
| |
| DEFN_BIN_OP_T(&, &&, sc_fix_fast, sc_fix_fast) |
| DEFN_BIN_OP_T(|, ||, sc_fix_fast, sc_fix_fast) |
| DEFN_BIN_OP_T(^, !=, sc_fix_fast, sc_fix_fast) |
| |
| #undef DEFN_BIN_OP_T |
| |
| // binary bitwise functions |
| #define DEFN_BIN_FNC_T(fnc, op2, tp1, tp2) \ |
| inline void \ |
| fnc(sc_fix_fast &c, const tp1 &a, const tp2 &b) \ |
| { \ |
| a.observer_read(); \ |
| b.observer_read(); \ |
| int iwl_c = c.iwl(); \ |
| for (int i = iwl_c - c.wl(); i < iwl_c; ++i) \ |
| c.set_bit(i, a.get_bit(i) op2 b.get_bit(i)); \ |
| c.cast(); \ |
| SC_FXNUM_FAST_OBSERVER_WRITE_(c) \ |
| } |
| |
| DEFN_BIN_FNC_T(b_and, &&, sc_fix_fast, sc_fix_fast) |
| DEFN_BIN_FNC_T(b_or, ||, sc_fix_fast, sc_fix_fast) |
| DEFN_BIN_FNC_T(b_xor, !=, sc_fix_fast, sc_fix_fast) |
| |
| #undef DEFN_BIN_FNC_T |
| |
| // assignment operators |
| inline sc_fix_fast & |
| sc_fix_fast::operator = (const sc_fix_fast &a) |
| { |
| sc_fxnum_fast::operator = (a); |
| return *this; |
| } |
| |
| #define DEFN_ASN_OP_T(op, tp) \ |
| inline sc_fix_fast & \ |
| sc_fix_fast::operator op (tp a) \ |
| { \ |
| sc_fxnum_fast::operator op(a); \ |
| return *this; \ |
| } |
| |
| #define DEFN_ASN_OP_OTHER(op) \ |
| DEFN_ASN_OP_T(op, int64) \ |
| DEFN_ASN_OP_T(op, uint64) \ |
| DEFN_ASN_OP_T(op, const sc_int_base &) \ |
| DEFN_ASN_OP_T(op, const sc_uint_base &) \ |
| DEFN_ASN_OP_T(op, const sc_signed &) \ |
| DEFN_ASN_OP_T(op, const sc_unsigned &) |
| |
| #define DEFN_ASN_OP(op) \ |
| DEFN_ASN_OP_T(op, int) \ |
| DEFN_ASN_OP_T(op, unsigned int) \ |
| DEFN_ASN_OP_T(op, long) \ |
| DEFN_ASN_OP_T(op, unsigned long) \ |
| DEFN_ASN_OP_T(op, float) \ |
| DEFN_ASN_OP_T(op, double) \ |
| DEFN_ASN_OP_T(op, const char *) \ |
| DEFN_ASN_OP_T(op, const sc_fxval &) \ |
| DEFN_ASN_OP_T(op, const sc_fxval_fast &) \ |
| DEFN_ASN_OP_T(op, const sc_fxnum &) \ |
| DEFN_ASN_OP_T(op, const sc_fxnum_fast &) \ |
| DEFN_ASN_OP_OTHER(op) |
| |
| DEFN_ASN_OP(=) |
| |
| DEFN_ASN_OP(*=) |
| DEFN_ASN_OP(/=) |
| DEFN_ASN_OP(+=) |
| DEFN_ASN_OP(-=) |
| |
| DEFN_ASN_OP_T(<<=, int) |
| DEFN_ASN_OP_T(>>=, int) |
| |
| #undef DEFN_ASN_OP_T |
| #undef DEFN_ASN_OP_OTHER |
| #undef DEFN_ASN_OP |
| |
| #define DEFN_ASN_OP_T(op, op2, tp) \ |
| inline sc_fix_fast & \ |
| sc_fix_fast::operator op (const tp &b) \ |
| { \ |
| SC_FXNUM_FAST_OBSERVER_READ_(*this) \ |
| b.observer_read(); \ |
| int iwl_c = iwl(); \ |
| for (int i = iwl_c - wl(); i < iwl_c; ++i) \ |
| set_bit(i, get_bit(i) op2 b.get_bit(i)); \ |
| cast(); \ |
| SC_FXNUM_FAST_OBSERVER_WRITE_(*this) \ |
| return *this; \ |
| } |
| |
| DEFN_ASN_OP_T(&=, &&, sc_fix) |
| DEFN_ASN_OP_T(&=, &&, sc_fix_fast) |
| DEFN_ASN_OP_T(|=, ||, sc_fix) |
| DEFN_ASN_OP_T(|=, ||, sc_fix_fast) |
| DEFN_ASN_OP_T(^=, !=, sc_fix) |
| DEFN_ASN_OP_T(^=, !=, sc_fix_fast) |
| |
| #undef DEFN_ASN_OP_T |
| |
| // auto-increment and auto-decrement |
| inline const sc_fxval_fast |
| sc_fix_fast::operator ++ (int) |
| { |
| return sc_fxval_fast(sc_fxnum_fast::operator ++ (0)); |
| } |
| |
| inline const sc_fxval_fast |
| sc_fix_fast::operator -- (int) |
| { |
| return sc_fxval_fast(sc_fxnum_fast::operator -- (0)); |
| } |
| |
| inline sc_fix_fast & |
| sc_fix_fast::operator ++ () |
| { |
| sc_fxnum_fast::operator ++ (); |
| return *this; |
| } |
| |
| inline sc_fix_fast & |
| sc_fix_fast::operator -- () |
| { |
| sc_fxnum_fast::operator -- (); |
| return *this; |
| } |
| |
| } // namespace sc_dt |
| |
| #endif // __SYSTEMC_EXT_DT_FX_SC_FIX_HH__ |
