Profiling CLI. Wip.

src/common/main.cxx

@@ -31,6 +31,7 @@
 #include "PNGLibrary.hxx"
 #include "System.hxx"
 #include "TIASurface.hxx"
+#include "ProfilingRunner.hxx"
 
 #include "ThreadDebugging.hxx"
 
@@ -139,6 +140,13 @@ void checkForCustomBaseDir(Settings::Options& options)
   }
 }
 
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+bool isProfilingRun(int ac, char* av[]) {
+  if (ac <= 1) return false;
+
+  return string(av[1]) == "-profile";
+}
+
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 #if defined(BSPF_MACOS)
 int stellaMain(int ac, char* av[])
@@ -150,6 +158,12 @@ int main(int ac, char* av[])
 
   std::ios_base::sync_with_stdio(false);
 
+  if (isProfilingRun(ac, av)) {
+    ProfilingRunner runner(ac, av);
+
+    return runner.run() ? 0 : 1;
+  }
+
   unique_ptr<OSystem> theOSystem;
 
   auto Cleanup = [&theOSystem]() {

src/emucore/ProfilingRunner.cxx

@@ -0,0 +1,52 @@
+//============================================================================
+//
+//   SSSS    tt          lll  lll
+//  SS  SS   tt           ll   ll
+//  SS     tttttt  eeee   ll   ll   aaaa
+//   SSSS    tt   ee  ee  ll   ll      aa
+//      SS   tt   eeeeee  ll   ll   aaaaa  --  "An Atari 2600 VCS Emulator"
+//  SS  SS   tt   ee      ll   ll  aa  aa
+//   SSSS     ttt  eeeee llll llll  aaaaa
+//
+// Copyright (c) 1995-2019 by Bradford W. Mott, Stephen Anthony
+// and the Stella Team
+//
+// See the file "License.txt" for information on usage and redistribution of
+// this file, and for a DISCLAIMER OF ALL WARRANTIES.
+//============================================================================
+
+#include "ProfilingRunner.hxx"
+
+static constexpr uInt32 RUNTIME_DEFAULT = 60;
+
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+ProfilingRunner::ProfilingRunner(int argc, char* argv[])
+  : profilingRuns(std::max(argc - 2, 0))
+{
+  for (int i = 2; i < argc; i++) {
+    ProfilingRun& run(profilingRuns[i-2]);
+
+    string arg = argv[i];
+    size_t splitPoint = arg.find_first_of(":");
+
+    run.romFile = splitPoint == string::npos ? arg : arg.substr(0, splitPoint);
+
+    if (splitPoint == string::npos) run.runtime = RUNTIME_DEFAULT;
+    else  {
+      int runtime = atoi(arg.substr(splitPoint+1, string::npos).c_str());
+      run.runtime = runtime > 0 ? runtime : RUNTIME_DEFAULT;
+    }
+  }
+}
+
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+bool ProfilingRunner::run()
+{
+  cout << "Profiling Stela..." << endl << endl;
+
+  for (ProfilingRun& run : profilingRuns) {
+    cout << "running " << run.romFile << " for " << run.runtime << " seconds..." << endl;
+  }
+
+  return true;
+}

src/emucore/ProfilingRunner.hxx

@@ -0,0 +1,42 @@
+//============================================================================
+//
+//   SSSS    tt          lll  lll
+//  SS  SS   tt           ll   ll
+//  SS     tttttt  eeee   ll   ll   aaaa
+//   SSSS    tt   ee  ee  ll   ll      aa
+//      SS   tt   eeeeee  ll   ll   aaaaa  --  "An Atari 2600 VCS Emulator"
+//  SS  SS   tt   ee      ll   ll  aa  aa
+//   SSSS     ttt  eeeee llll llll  aaaaa
+//
+// Copyright (c) 1995-2019 by Bradford W. Mott, Stephen Anthony
+// and the Stella Team
+//
+// See the file "License.txt" for information on usage and redistribution of
+// this file, and for a DISCLAIMER OF ALL WARRANTIES.
+//============================================================================
+
+#ifndef PROFILING_RUNNER
+#define PROFILING_RUNNER
+
+#include <bspf.hxx>
+
+class ProfilingRunner {
+  public:
+
+    ProfilingRunner(int argc, char* argv[]);
+
+    bool run();
+
+  private:
+
+    struct ProfilingRun {
+      string romFile;
+      uInt32 runtime;
+    };
+
+  private:
+
+    vector<ProfilingRun> profilingRuns;
+};
+
+#endif // PROFILING_RUNNER

src/emucore/module.mk

@@ -73,6 +73,7 @@ MODULE_OBJS := \
 	src/emucore/OSystem.o \
 	src/emucore/Paddles.o \
 	src/emucore/PointingDevice.o \
+	src/emucore/ProfilingRunner.o \
 	src/emucore/Props.o \
 	src/emucore/PropsSet.o \
 	src/emucore/SaveKey.o \