CpuProfiler: eliminate 2 layers of 4 for CodeCreateEvent calls.

test/cctest/test-profile-generator.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 69 matching lines @@
   HEAP->CollectAllGarbage(i::Heap::kNoGCFlags);
   CHECK(i::TokenEnumeratorTester::token_removed(&te)->at(2));
   CHECK_EQ(1, te.GetTokenId(*v8::Utils::OpenHandle(*token2)));
   CHECK_EQ(0, te.GetTokenId(*v8::Utils::OpenHandle(*token1)));
 }
 
 
 TEST(ProfileNodeFindOrAddChild) {
   ProfileTree tree;
   ProfileNode node(&tree, NULL);
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa");
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "aaa");
   ProfileNode* childNode1 = node.FindOrAddChild(&entry1);
   CHECK_NE(NULL, childNode1);
   CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb");
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "bbb");
   ProfileNode* childNode2 = node.FindOrAddChild(&entry2);
   CHECK_NE(NULL, childNode2);
   CHECK_NE(childNode1, childNode2);
   CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
   CHECK_EQ(childNode2, node.FindOrAddChild(&entry2));
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc");
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "ccc");
   ProfileNode* childNode3 = node.FindOrAddChild(&entry3);
   CHECK_NE(NULL, childNode3);
   CHECK_NE(childNode1, childNode3);
   CHECK_NE(childNode2, childNode3);
   CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
   CHECK_EQ(childNode2, node.FindOrAddChild(&entry2));
   CHECK_EQ(childNode3, node.FindOrAddChild(&entry3));
 }
 
 
 TEST(ProfileNodeFindOrAddChildForSameFunction) {
-  const char* empty = "";
   const char* aaa = "aaa";
   ProfileTree tree;
   ProfileNode node(&tree, NULL);
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, empty, aaa);
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, aaa);
   ProfileNode* childNode1 = node.FindOrAddChild(&entry1);
   CHECK_NE(NULL, childNode1);
   CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
   // The same function again.
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, empty, aaa);
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, aaa);
   CHECK_EQ(childNode1, node.FindOrAddChild(&entry2));
   // Now with a different security token.
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, empty, aaa,
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, aaa,
                    TokenEnumerator::kNoSecurityToken + 1);
   CHECK_EQ(childNode1, node.FindOrAddChild(&entry3));
 }
 
 
 namespace {
 
 class ProfileTreeTestHelper {
  public:
   explicit ProfileTreeTestHelper(const ProfileTree* tree)
@@ skipping 15 matching lines @@
     return node;
   }
 
  private:
   const ProfileTree* tree_;
 };
 
 }  // namespace
 
 TEST(ProfileTreeAddPathFromStart) {
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa");
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb");
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc");
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "aaa");
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "bbb");
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "ccc");
   ProfileTree tree;
   ProfileTreeTestHelper helper(&tree);
   CHECK_EQ(NULL, helper.Walk(&entry1));
   CHECK_EQ(NULL, helper.Walk(&entry2));
   CHECK_EQ(NULL, helper.Walk(&entry3));
 
   CodeEntry* path[] = {NULL, &entry1, NULL, &entry2, NULL, NULL, &entry3, NULL};
   Vector<CodeEntry*> path_vec(path, sizeof(path) / sizeof(path[0]));
   tree.AddPathFromStart(path_vec);
   CHECK_EQ(NULL, helper.Walk(&entry2));
@@ skipping 44 matching lines @@
   CHECK_EQ(2, node3->self_ticks());
   ProfileNode* node4 = helper.Walk(&entry1, &entry2, &entry2);
   CHECK_NE(NULL, node4);
   CHECK_NE(node3, node4);
   CHECK_EQ(0, node4->total_ticks());
   CHECK_EQ(1, node4->self_ticks());
 }
 
 
 TEST(ProfileTreeAddPathFromEnd) {
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa");
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb");
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc");
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "aaa");
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "bbb");
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "ccc");
   ProfileTree tree;
   ProfileTreeTestHelper helper(&tree);
   CHECK_EQ(NULL, helper.Walk(&entry1));
   CHECK_EQ(NULL, helper.Walk(&entry2));
   CHECK_EQ(NULL, helper.Walk(&entry3));
 
   CodeEntry* path[] = {NULL, &entry3, NULL, &entry2, NULL, NULL, &entry1, NULL};
   Vector<CodeEntry*> path_vec(path, sizeof(path) / sizeof(path[0]));
   tree.AddPathFromEnd(path_vec);
   CHECK_EQ(NULL, helper.Walk(&entry2));
@@ skipping 57 matching lines @@
   empty_tree.CalculateTotalTicks();
   CHECK_EQ(0, empty_tree.root()->total_ticks());
   CHECK_EQ(0, empty_tree.root()->self_ticks());
   empty_tree.root()->IncrementSelfTicks();
   CHECK_EQ(0, empty_tree.root()->total_ticks());
   CHECK_EQ(1, empty_tree.root()->self_ticks());
   empty_tree.CalculateTotalTicks();
   CHECK_EQ(1, empty_tree.root()->total_ticks());
   CHECK_EQ(1, empty_tree.root()->self_ticks());
 
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa");
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "aaa");
   CodeEntry* e1_path[] = {&entry1};
   Vector<CodeEntry*> e1_path_vec(
       e1_path, sizeof(e1_path) / sizeof(e1_path[0]));
 
   ProfileTree single_child_tree;
   single_child_tree.AddPathFromStart(e1_path_vec);
   single_child_tree.root()->IncrementSelfTicks();
   CHECK_EQ(0, single_child_tree.root()->total_ticks());
   CHECK_EQ(1, single_child_tree.root()->self_ticks());
   ProfileTreeTestHelper single_child_helper(&single_child_tree);
   ProfileNode* node1 = single_child_helper.Walk(&entry1);
   CHECK_NE(NULL, node1);
   CHECK_EQ(0, node1->total_ticks());
   CHECK_EQ(1, node1->self_ticks());
   single_child_tree.CalculateTotalTicks();
   CHECK_EQ(2, single_child_tree.root()->total_ticks());
   CHECK_EQ(1, single_child_tree.root()->self_ticks());
   CHECK_EQ(1, node1->total_ticks());
   CHECK_EQ(1, node1->self_ticks());
 
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb");
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "bbb");
   CodeEntry* e1_e2_path[] = {&entry1, &entry2};
   Vector<CodeEntry*> e1_e2_path_vec(
       e1_e2_path, sizeof(e1_e2_path) / sizeof(e1_e2_path[0]));
 
   ProfileTree flat_tree;
   ProfileTreeTestHelper flat_helper(&flat_tree);
   flat_tree.AddPathFromStart(e1_path_vec);
   flat_tree.AddPathFromStart(e1_path_vec);
   flat_tree.AddPathFromStart(e1_e2_path_vec);
   flat_tree.AddPathFromStart(e1_e2_path_vec);
@@ skipping 14 matching lines @@
   CHECK_EQ(5, flat_tree.root()->total_ticks());
   CHECK_EQ(0, flat_tree.root()->self_ticks());
   CHECK_EQ(5, node1->total_ticks());
   CHECK_EQ(2, node1->self_ticks());
   CHECK_EQ(3, node2->total_ticks());
   CHECK_EQ(3, node2->self_ticks());
 
   CodeEntry* e2_path[] = {&entry2};
   Vector<CodeEntry*> e2_path_vec(
       e2_path, sizeof(e2_path) / sizeof(e2_path[0]));
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc");
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "ccc");
   CodeEntry* e3_path[] = {&entry3};
   Vector<CodeEntry*> e3_path_vec(
       e3_path, sizeof(e3_path) / sizeof(e3_path[0]));
 
   ProfileTree wide_tree;
   ProfileTreeTestHelper wide_helper(&wide_tree);
   wide_tree.AddPathFromStart(e1_path_vec);
   wide_tree.AddPathFromStart(e1_path_vec);
   wide_tree.AddPathFromStart(e1_e2_path_vec);
   wide_tree.AddPathFromStart(e2_path_vec);
@@ skipping 37 matching lines @@
   CHECK_EQ(3, node2->total_ticks());
   CHECK_EQ(3, node2->self_ticks());
   CHECK_EQ(4, node3->total_ticks());
   CHECK_EQ(4, node3->self_ticks());
 }
 
 
 TEST(ProfileTreeFilteredClone) {
   ProfileTree source_tree;
   const int token0 = 0, token1 = 1, token2 = 2;
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa", token0);
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb", token1);
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc", token0);
-  CodeEntry entry4(i::Logger::FUNCTION_TAG, "", "ddd",
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "aaa", token0);
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "bbb", token1);
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "ccc", token0);
+  CodeEntry entry4(i::Logger::FUNCTION_TAG, "ddd",
                    TokenEnumerator::kInheritsSecurityToken);
 
   {
     CodeEntry* e1_e2_path[] = {&entry1, &entry2};
     Vector<CodeEntry*> e1_e2_path_vec(
         e1_e2_path, sizeof(e1_e2_path) / sizeof(e1_e2_path[0]));
     source_tree.AddPathFromStart(e1_e2_path_vec);
     CodeEntry* e2_e4_path[] = {&entry2, &entry4};
     Vector<CodeEntry*> e2_e4_path_vec(
         e2_e4_path, sizeof(e2_e4_path) / sizeof(e2_e4_path[0]));
@@ skipping 77 matching lines @@
   }
 }
 
 
 static inline i::Address ToAddress(int n) {
   return reinterpret_cast<i::Address>(n);
 }
 
 TEST(CodeMapAddCode) {
   CodeMap code_map;
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa");
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb");
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc");
-  CodeEntry entry4(i::Logger::FUNCTION_TAG, "", "ddd");
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "aaa");
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "bbb");
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "ccc");
+  CodeEntry entry4(i::Logger::FUNCTION_TAG, "ddd");
   code_map.AddCode(ToAddress(0x1500), &entry1, 0x200);
   code_map.AddCode(ToAddress(0x1700), &entry2, 0x100);
   code_map.AddCode(ToAddress(0x1900), &entry3, 0x50);
   code_map.AddCode(ToAddress(0x1950), &entry4, 0x10);
   CHECK_EQ(NULL, code_map.FindEntry(0));
   CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1500 - 1)));
   CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500)));
   CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500 + 0x100)));
   CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500 + 0x200 - 1)));
   CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700)));
   CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700 + 0x50)));
   CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700 + 0x100 - 1)));
   CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1700 + 0x100)));
   CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1900 - 1)));
   CHECK_EQ(&entry3, code_map.FindEntry(ToAddress(0x1900)));
   CHECK_EQ(&entry3, code_map.FindEntry(ToAddress(0x1900 + 0x28)));
   CHECK_EQ(&entry4, code_map.FindEntry(ToAddress(0x1950)));
   CHECK_EQ(&entry4, code_map.FindEntry(ToAddress(0x1950 + 0x7)));
   CHECK_EQ(&entry4, code_map.FindEntry(ToAddress(0x1950 + 0x10 - 1)));
   CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1950 + 0x10)));
   CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0xFFFFFFFF)));
 }
 
 
 TEST(CodeMapMoveAndDeleteCode) {
   CodeMap code_map;
-  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa");
-  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "bbb");
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "aaa");
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "bbb");
   code_map.AddCode(ToAddress(0x1500), &entry1, 0x200);
   code_map.AddCode(ToAddress(0x1700), &entry2, 0x100);
   CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1500)));
   CHECK_EQ(&entry2, code_map.FindEntry(ToAddress(0x1700)));
   code_map.MoveCode(ToAddress(0x1500), ToAddress(0x1700));  // Deprecate bbb.
   CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1500)));
   CHECK_EQ(&entry1, code_map.FindEntry(ToAddress(0x1700)));
-  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "ccc");
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "ccc");
   code_map.AddCode(ToAddress(0x1750), &entry3, 0x100);
   CHECK_EQ(NULL, code_map.FindEntry(ToAddress(0x1700)));
   CHECK_EQ(&entry3, code_map.FindEntry(ToAddress(0x1750)));
 }
 
 
 namespace {
 
 class TestSetup {
  public:
@@ skipping 327 matching lines @@
     i::OS::SNPrintF(title, "%d", i);
     // UID must be > 0.
     CHECK(collection.StartProfiling(title.start(), i + 1, false));
     titles[i] = title.start();
   }
   CHECK(!collection.StartProfiling(
       "maximum", CpuProfilesCollection::kMaxSimultaneousProfiles + 1, false));
   for (int i = 0; i < CpuProfilesCollection::kMaxSimultaneousProfiles; ++i)
     i::DeleteArray(titles[i]);
 }