[handout]

ir/opt/new_passManager.cpp

@@ -119,6 +119,7 @@ void _PassManager::DecodeArgs(int argc, char *argv[]) {
 bool _PassManager::Run() { return true; }
 
 void _PassManager::RunOnLevel() {
+  level=O1;
   if (level == O0)
     return;
   if (level == O1) {

main.cpp

@@ -19,45 +19,19 @@ void copyFile(const std::string &sourcePath,
 }
 
 int main(int argc, char **argv) {
-  std::string output_path = argv[1];
-  output_path += ".ll";
-
-  std::string filename = argv[1];
-  size_t lastSlashPos = filename.find_last_of("/\\") + 1;
-  filename = filename.substr(lastSlashPos);
-
-  asmoutput_path = argv[1];
-  size_t lastPointPos = asmoutput_path.find_last_of(".");
-  asmoutput_path = asmoutput_path.substr(0, lastPointPos) + ".s";
-
-  copyFile("runtime.ll", output_path);
-  freopen(output_path.c_str(), "a", stdout);
-  yyin = fopen(argv[1], "r");
+  // compiler -S -o testcase.s testcase.sy
+  asmoutput_path = argv[3];
+  yyin = fopen(argv[4], "r");
   yy::parser parse;
   parse();
   Singleton<CompUnit *>()->codegen();
-// #ifdef SYSY_ENABLE_MIDDLE_END
   auto PM = std::make_unique<_PassManager>();
-  PM->DecodeArgs(argc, argv);
-#ifdef TEST
-  PM->RunOnTest();
-#elif defined(LEVEL)
+  // PM->DecodeArgs(argc-4,argv+4);
   PM->RunOnLevel();
-// #else
-//   assert(0);
-#endif
-  Singleton<Module>().Test();
-  fflush(stdout);
-  fclose(stdout);
-// #endif
-// #ifdef SYSY_ENABLE_BACKEND
   freopen(asmoutput_path.c_str(), "w", stdout);
   RISCVModuleLowering RISCVAsm;
   RISCVAsm.run(&Singleton<Module>());
   fflush(stdout);
   fclose(stdout);
-// #endif
-  // freopen("dev/tty", "w", stdout);
-
   return 0;
 }