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author | Gabe Black <gabeblack@google.com> | 2018-09-20 02:57:54 -0700 |
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committer | Gabe Black <gabeblack@google.com> | 2018-10-16 00:26:15 +0000 |
commit | 3d29513196e7d59e1b8f9da120089bac17e8771d (patch) | |
tree | 600c99d37f34fd7ec07b7221fb41f14848b4938c /src/systemc/utils/tracefile.cc | |
parent | a503a24d97b29ef246330e95dab77669a0a4256c (diff) | |
download | gem5-3d29513196e7d59e1b8f9da120089bac17e8771d.tar.xz |
systemc: Implement general and VCD trace support.
This doesn't include WIF trace support, but does make allowances for
adding it in the future.
Change-Id: Ifb62f40a7d8a13e94463930a44ac4b1cf41e3009
Reviewed-on: https://gem5-review.googlesource.com/c/12826
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>
Diffstat (limited to 'src/systemc/utils/tracefile.cc')
-rw-r--r-- | src/systemc/utils/tracefile.cc | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/systemc/utils/tracefile.cc b/src/systemc/utils/tracefile.cc new file mode 100644 index 000000000..20091c307 --- /dev/null +++ b/src/systemc/utils/tracefile.cc @@ -0,0 +1,69 @@ +/* + * Copyright 2018 Google, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Gabe Black + */ + +#include "systemc/utils/tracefile.hh" + +#include <ctime> +#include <iomanip> + +#include "base/logging.hh" +#include "base/output.hh" +#include "sim/core.hh" +#include "systemc/ext/core/sc_main.hh" +#include "systemc/ext/utils/functions.hh" + +namespace sc_gem5 +{ + +TraceFile::TraceFile(const std::string &name) : + _os(simout.create(name, true, true)), timeUnitTicks(0), + timeUnitValue(1.0), timeUnitUnit(::sc_core::SC_PS), _traceDeltas(false) +{} + +TraceFile::~TraceFile() +{ + simout.close(_os); +} + +std::ostream &TraceFile::stream() { return *_os->stream(); } + +void +TraceFile::set_time_unit(double d, ::sc_core::sc_time_unit tu) +{ + timeUnitValue = d; + timeUnitUnit = tu; +} + +void +TraceFile::finalizeTime() +{ + timeUnitTicks = ::sc_core::sc_time(timeUnitValue, timeUnitUnit).value(); +} + +} // namespace sc_gem5 |