Function buildCategoryTreeAndLookup

deps/v8/tools/profview/profile-utils.js:265–293

()

}

function buildCategoryTreeAndLookup() {
  let root = createEmptyNode("root");
  let categories = {};
  function addCategory(name, types) {
    let n = createEmptyNode(name);
    for (let i = 0; i < types.length; i++) {
      categories[types[i]] = n;
    }
    root.children.push(n);
  }
  addCategory("JS Ignition", [ "JS_IGNITION", "BC" ]);
  addCategory("JS Sparkplug", [ "JS_SPARKPLUG" ]);
  addCategory("JS Maglev", [ "JS_MAGLEV" ]);
  addCategory("JS Turbofan", [ "JS_TURBOFAN" ]);
  addCategory("IC", [ "IC" ]);
  addCategory("RegExp", [ "REGEXP" ]);
  addCategory("Other generated", [ "STUB", "BUILTIN" ]);
  addCategory("C++", [ "CPP", "LIB" ]);
  addCategory("C++/GC", [ "CPP_GC" ]);
  addCategory("C++/Parser", [ "CPP_PARSE" ]);
  addCategory("C++/Bytecode Compiler", [ "CPP_COMP_BC" ]);
  addCategory("C++/Baseline Compiler", [ "CPP_COMP_BASELINE" ]);
  addCategory("C++/Compiler", [ "CPP_COMP" ]);
  addCategory("C++/External", [ "CPP_EXT" ]);
  addCategory("C++/Logging", [ "CPP_LOGGING" ]);
  addCategory("Unknown", [ "UNKNOWN" ]);

  return { categories, root };
}

class CategorizedCallTreeProcessor {
  constructor(filter, isBottomUp) {