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// $Id: TraceSC.cpp 302 2009-02-13 17:22:07Z jeremy $
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// $Id: TraceSC.cpp 302 2009-02-13 17:22:07Z jeremy $
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#include "TraceSC.h"
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#include "TraceSC.h"
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using namespace std;
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SC_HAS_PROCESS( TraceSC );
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SC_HAS_PROCESS( TraceSC );
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//! Constructor for the trace module
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//! Constructor for the trace module
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//! @param name Name of this module, passed to the parent
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//! @param name Name of this module, passed to the parent
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traceTarget (_traceTarget)
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traceTarget (_traceTarget)
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{
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{
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#if VM_TRACE
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#if VM_TRACE
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// Setup the name of the VCD dump file
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// Setup the name of the VCD dump file
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string dumpNameDefault("vlt-dump.vcd");
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string dumpSuffix("-vlt.vcd");
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string dumpDir("../results/"); // Note: hardcoded to store all VCDs in the ../results dir
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string testNameString;
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string vcdDumpFile;
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char* dumpName;
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if (argc > 1) // If we were passed a name on the command line, use it
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char* dumpSuffix = "-vlt.vcd\0";
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char* dumpNameDefault = "vlt-dump.vcd\0";
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// We will be passed the current test-name when we're called
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if (argc > 1)
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{
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{
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// Assume test name is first thing
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testNameString = (argv[1]);
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int testname_argv_index = 1;
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vcdDumpFile = dumpDir + testNameString + dumpSuffix;
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// Take the second argument as the test name and we'll
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// concatendate "-vlt.vcd" on the end
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dumpName = (char*) malloc((strlen(argv[testname_argv_index] +
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strlen(dumpSuffix))*sizeof(char)));
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// Copy in the test name
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strcpy(dumpName, argv[testname_argv_index]);
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// Now add on the suffix
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strcat(dumpName, dumpSuffix);
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printf("VCD dumpfile: %s\n", dumpName);
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}
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}
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else
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else // otherwise use our default VCD dump file name
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dumpName = dumpNameDefault;
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vcdDumpFile = dumpDir + dumpNameDefault;
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Verilated::traceEverOn (true);
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Verilated::traceEverOn (true);
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cout << "Enabling VCD trace" << endl;
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cout << "Enabling VCD trace" << endl;
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printf("VCD dumpfile: %s\n", vcdDumpFile.c_str());
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// Establish a new trace with its correct time resolution, and trace to
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// Establish a new trace with its correct time resolution, and trace to
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// great depth.
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// great depth.
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spTraceFile = new SpTraceVcdCFile ();
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spTraceFile = new SpTraceVcdCFile ();
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setSpTimeResolution (sc_get_time_resolution ());
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setSpTimeResolution (sc_get_time_resolution ());
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traceTarget->trace (spTraceFile, 99);
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traceTarget->trace (spTraceFile, 99);
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spTraceFile->open (dumpName);
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spTraceFile->open (vcdDumpFile.c_str());
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// Method to drive the dump on each clock edge
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// Method to drive the dump on each clock edge
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SC_METHOD (driveTrace);
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SC_METHOD (driveTrace);
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sensitive << clk;
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sensitive << clk;
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