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This commit is contained in:
Wilson Snyder 2009-01-28 14:28:55 -05:00
parent c2cf2bc0ba
commit 290795a76b
1 changed files with 6 additions and 2 deletions
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@ -2158,7 +2158,7 @@ using --debug), see if your machine is paging; most likely you need to run
it on a machine with more memory. Verilator is a full 64 bit application it on a machine with more memory. Verilator is a full 64 bit application
and may use more than 4GB, but about 1GB is the maximum typically needed. and may use more than 4GB, but about 1GB is the maximum typically needed.
=item How do I generate waveforms (traces) in C++ or SystemC? =item How do I generate waveforms (traces) in C++?
See the next question for tracing in SystemPerl mode. See the next question for tracing in SystemPerl mode.
@ -2177,7 +2177,7 @@ distribution.
You also need to compile SpTraceVcdC.cpp and add it to your link. This is You also need to compile SpTraceVcdC.cpp and add it to your link. This is
done for you if using the Verilator --exe flag. done for you if using the Verilator --exe flag.
=item How do I generate waveforms (traces) in SystemPerl? =item How do I generate waveforms (traces) in SystemC/SystemPerl?
Add the --trace switch to Verilator, and make sure the SystemPerl package Add the --trace switch to Verilator, and make sure the SystemPerl package
is installed. is installed.
@ -2187,6 +2187,10 @@ create a SpTraceFile object as you would create a normal SystemC trace
file. For an example, see the call to SpTraceFile in the file. For an example, see the call to SpTraceFile in the
test_sp/sc_main.cpp file of the distribution. test_sp/sc_main.cpp file of the distribution.
Alternatively you may use the C++ trace mechanism described in the previous
question, however the timescale and timeprecision will not inherited from
your SystemC settings.
=item How do I view waveforms (traces)? =item How do I view waveforms (traces)?
Verilator makes standard VCD (Value Change Dump) files. They are viewable Verilator makes standard VCD (Value Change Dump) files. They are viewable