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Diffstat (limited to 'ext/systemc/src/sysc/tracing/sc_trace.cpp')
| -rw-r--r-- | ext/systemc/src/sysc/tracing/sc_trace.cpp | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/tracing/sc_trace.cpp b/ext/systemc/src/sysc/tracing/sc_trace.cpp new file mode 100644 index 000000000..09a2fa3b2 --- /dev/null +++ b/ext/systemc/src/sysc/tracing/sc_trace.cpp @@ -0,0 +1,217 @@ +/***************************************************************************** + + 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_trace.cpp - Functions for tracing signals and variables. + + Original Author: Abhijit Ghosh, Synopsys, Inc. + + *****************************************************************************/ + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: + Description of Modification: + + *****************************************************************************/ + +/***************************************************************************** + + Acknowledgement: The tracing mechanism is based on the tracing + mechanism developed at Infineon (formerly Siemens HL). Though this + code is somewhat different, the basics are identical to what was + originally contributed by Infineon. The contribution of Infineon + in the development of this tracing technology is hereby + acknowledged. + + *****************************************************************************/ + +#include <stdarg.h> +#include <stdio.h> + +#include "sysc/tracing/sc_trace.h" +#include "sysc/tracing/sc_tracing_ids.h" +#include "sysc/communication/sc_signal_ifs.h" +#include "sysc/utils/sc_report.h" +#include "sysc/utils/sc_utils_ids.h" + +namespace sc_core { + +// Trace file common functions. + +sc_trace_file::sc_trace_file() +{ + /* Intentionally blank */ +} + +void tprintf(sc_trace_file* tf, const char* format, ...) +{ + static char buffer[4096]; + va_list ap; + va_start(ap, format); + (void) vsprintf(buffer, format, ap); + va_end(ap); + if (tf) tf->write_comment(buffer); +} + +void sc_trace_file::space(int) +{ + /* Intentionally blank */ +} + +void sc_trace_file::delta_cycles(bool) +{ + /* Intentionally blank */ +} + + +void +sc_trace( sc_trace_file* tf, + const sc_signal_in_if<char>& object, + const std::string& name, + int width ) +{ + if( tf ) { + tf->trace( object.read(), name, width ); + } +} + +void +sc_trace( sc_trace_file* tf, + const sc_signal_in_if<short>& object, + const std::string& name, + int width ) +{ + if( tf ) { + tf->trace( object.read(), name, width ); + } +} + +void +sc_trace( sc_trace_file* tf, + const sc_signal_in_if<int>& object, + const std::string& name, + int width ) +{ + if( tf ) { + tf->trace( object.read(), name, width ); + } +} + +void +sc_trace( sc_trace_file* tf, + const sc_signal_in_if<long>& object, + const std::string& name, + int width ) +{ + if( tf ) { + tf->trace( object.read(), name, width ); + } +} + + +void +sc_trace(sc_trace_file* /* not used */, + const void* /* not used */, + const std::string& name) +{ + SC_REPORT_WARNING( SC_ID_TRACING_OBJECT_IGNORED_, name.c_str() ); +} + + + +void double_to_special_int64(double in, unsigned* high, unsigned* low) +{ + double invar = in; + if(invar > 5e17) invar = 5e17; // Saturation limit + if(invar < 0.0) invar = 0.0; + invar += .5; + *high = (unsigned)(invar / 1e9); + double rest = invar - 1e9 * (*high); + if(rest < 0) *low = 0; + else *low = (unsigned)rest; +} + + +// ---------------------------------------------------------------------------- + +#define DEFN_TRACE_FUNC_REF_A(tp) \ +void \ +sc_trace( sc_trace_file* tf, const tp& object, const std::string& name ) \ +{ \ + if( tf ) { \ + tf->trace( object, name ); \ + } \ +} + +#define DEFN_TRACE_FUNC_PTR_A(tp) \ +void \ +sc_trace( sc_trace_file* tf, const tp* object, const std::string& name ) \ +{ \ + if( tf ) { \ + tf->trace( *object, name ); \ + } \ +} + +#define DEFN_TRACE_FUNC_A(tp) \ +DEFN_TRACE_FUNC_REF_A(tp) \ +DEFN_TRACE_FUNC_PTR_A(tp) + + +DEFN_TRACE_FUNC_A( sc_dt::sc_bit ) +DEFN_TRACE_FUNC_A( sc_dt::sc_logic ) + +DEFN_TRACE_FUNC_A( sc_dt::sc_int_base ) +DEFN_TRACE_FUNC_A( sc_dt::sc_uint_base ) +DEFN_TRACE_FUNC_A( sc_dt::sc_signed ) +DEFN_TRACE_FUNC_A( sc_dt::sc_unsigned ) + +DEFN_TRACE_FUNC_REF_A( sc_dt::sc_bv_base ) +DEFN_TRACE_FUNC_REF_A( sc_dt::sc_lv_base ) + + +#undef DEFN_TRACE_FUNC_REF_A +#undef DEFN_TRACE_FUNC_PTR_A +#undef DEFN_TRACE_FUNC_A + + +void +sc_trace( sc_trace_file* tf, + const unsigned int& object, + const std::string& name, + const char** enum_literals ) +{ + static bool warn_sc_trace_literals=true; + if ( warn_sc_trace_literals ) + { + warn_sc_trace_literals=false; + SC_REPORT_INFO(SC_ID_IEEE_1666_DEPRECATION_, + "tracing of enumerated literals is deprecated" ); + } + + if( tf ) tf->trace( object, name, enum_literals ); +} + +} // namespace sc_core + +// Taf! |