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Diffstat (limited to 'src/systemc/ext/dt/fx/sc_fix.hh')
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diff --git a/src/systemc/ext/dt/fx/sc_fix.hh b/src/systemc/ext/dt/fx/sc_fix.hh new file mode 100644 index 000000000..094322578 --- /dev/null +++ b/src/systemc/ext/dt/fx/sc_fix.hh @@ -0,0 +1,1343 @@ +/***************************************************************************** + + 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__ |