| /***************************************************************************** |
| |
| 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 SC_FIX_H |
| #define SC_FIX_H |
| |
| |
| #include "sysc/datatypes/fx/sc_fxnum.h" |
| |
| |
| 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&) |
| #ifndef SC_FX_EXCLUDE_OTHER |
| 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&) |
| #endif |
| |
| #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 ); |
| |
| #ifndef SC_FX_EXCLUDE_OTHER |
| #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&) |
| #else |
| #define DECL_ASN_OP_OTHER(op) |
| #endif |
| |
| #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&) |
| #ifndef SC_FX_EXCLUDE_OTHER |
| 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&) |
| #endif |
| |
| #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 ); |
| |
| #ifndef SC_FX_EXCLUDE_OTHER |
| #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&) |
| #else |
| #define DECL_ASN_OP_OTHER(op) |
| #endif |
| |
| #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&) |
| #ifndef SC_FX_EXCLUDE_OTHER |
| 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&) |
| #endif |
| |
| #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; \ |
| } |
| |
| #ifndef SC_FX_EXCLUDE_OTHER |
| #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&) |
| #else |
| #define DEFN_ASN_OP_OTHER(op) |
| #endif |
| |
| #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&) |
| #ifndef SC_FX_EXCLUDE_OTHER |
| 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&) |
| #endif |
| |
| #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; \ |
| } |
| |
| #ifndef SC_FX_EXCLUDE_OTHER |
| #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&) |
| #else |
| #define DEFN_ASN_OP_OTHER(op) |
| #endif |
| |
| #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 |
| |
| // Taf! |