Generate grokdump constants with 'make grokdump' now.

src/d8.cc

 // Copyright 2012 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 1388 matching lines @@
       return false;
 #endif  // V8_SHARED
       options.num_isolates++;
     } else if (strcmp(argv[i], "-p") == 0) {
 #ifdef V8_SHARED
       printf("D8 with shared library does not support multi-threading\n");
       return false;
 #else
       options.num_parallel_files++;
 #endif  // V8_SHARED
+    } else if (strcmp(argv[i], "--dump-heap-constants") == 0) {
+#ifdef V8_SHARED
+      printf("D8 with shared library does not support constant dumping\n");
+      return false;
+#else
+      options.dump_heap_constants = true;
+      argv[i] = NULL;
+#endif
     }
 #ifdef V8_SHARED
     else if (strcmp(argv[i], "--dump-counters") == 0) {
       printf("D8 with shared library does not include counters\n");
       return false;
     } else if (strcmp(argv[i], "--debugger") == 0) {
       printf("Javascript debugger not included\n");
       return false;
     }
 #endif  // V8_SHARED
@@ skipping 134 matching lines @@
   fake_argv[0] = NULL;
   fake_argv[1] = strdup("--harmony-typed-arrays");
   fake_argv[2] = strdup("--trace-hydrogen-file=hydrogen.cfg");
   v8::V8::SetFlagsFromCommandLine(&fake_argc, fake_argv, false);
   free(fake_argv[1]);
   delete[] fake_argv;
 }
 #endif
 
 
+#ifndef V8_SHARED
+static void DumpHeapConstants(i::Isolate* isolate) {
+  i::Heap* heap = isolate->heap();
+
+  // Dump the INSTANCE_TYPES table to the console.
+  printf("# List of known V8 instance types.\n");
+#define DUMP_TYPE(T) printf("  %d: \"%s\",\n", i::T, #T);
+  printf("INSTANCE_TYPES = {\n");
+  INSTANCE_TYPE_LIST(DUMP_TYPE)
+  printf("}\n");
+#undef DUMP_TYPE
+
+  // Dump the KNOWN_MAP table to the console.
+  printf("\n# List of known V8 maps.\n");
+#define ROOT_LIST_CASE(type, name, camel_name) \
+  if (o == heap->name()) n = #camel_name;
+#define STRUCT_LIST_CASE(upper_name, camel_name, name) \
+  if (o == heap->name##_map()) n = #camel_name "Map";
+  i::HeapObjectIterator it(heap->map_space());
+  printf("KNOWN_MAPS = {\n");
+  for (i::Object* o = it.Next(); o != NULL; o = it.Next()) {
+    i::Map* m = i::Map::cast(o);
+    const char* n = NULL;
+    intptr_t p = reinterpret_cast<intptr_t>(m) & 0xfffff;
+    int t = m->instance_type();
+    ROOT_LIST(ROOT_LIST_CASE)
+    STRUCT_LIST(STRUCT_LIST_CASE)
+    if (n == NULL) continue;
+    printf("  0x%05x: (%d, \"%s\"),\n", p, t, n);
+  }
+  printf("}\n");
+#undef STRUCT_LIST_CASE
+#undef ROOT_LIST_CASE
+
+  // Dump the KNOWN_OBJECTS table to the console.
+  printf("\n# List of known V8 objects.\n");
+#define ROOT_LIST_CASE(type, name, camel_name) \
+  if (o == heap->name()) n = #camel_name;
+  i::OldSpaces spit(heap);
+  printf("KNOWN_OBJECTS = {\n");
+  for (i::PagedSpace* s = spit.next(); s != NULL; s = spit.next()) {
+    i::HeapObjectIterator it(s);
+    const char* sname = AllocationSpaceName(s->identity());
+    for (i::Object* o = it.Next(); o != NULL; o = it.Next()) {
+      const char* n = NULL;
+      intptr_t p = reinterpret_cast<intptr_t>(o) & 0xfffff;
+      ROOT_LIST(ROOT_LIST_CASE)
+      if (n == NULL) continue;
+      printf("  (\"%s\", 0x%05x): \"%s\",\n", sname, p, n);
+    }
+  }
+  printf("}\n");
+#undef ROOT_LIST_CASE
+}
+#endif  // V8_SHARED
+
+
 class ShellArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
  public:
   virtual void* Allocate(size_t length) {
     void* result = malloc(length);
     memset(result, 0, length);
     return result;
   }
   virtual void* AllocateUninitialized(size_t length) {
     return malloc(length);
   }
@@ skipping 17 matching lines @@
   Isolate* isolate = Isolate::GetCurrent();
   DumbLineEditor dumb_line_editor(isolate);
   {
     Initialize(isolate);
 #ifdef ENABLE_VTUNE_JIT_INTERFACE
     vTune::InitializeVtuneForV8();
 #endif
     PerIsolateData data(isolate);
     InitializeDebugger(isolate);
 
+#ifndef V8_SHARED
+    if (options.dump_heap_constants) {
+      DumpHeapConstants(reinterpret_cast<i::Isolate*>(isolate));
+      return 0;
+    }
+#endif
+
     if (options.stress_opt || options.stress_deopt) {
       Testing::SetStressRunType(options.stress_opt
                                 ? Testing::kStressTypeOpt
                                 : Testing::kStressTypeDeopt);
       int stress_runs = Testing::GetStressRuns();
       for (int i = 0; i < stress_runs && result == 0; i++) {
         printf("============ Stress %d/%d ============\n", i + 1, stress_runs);
         Testing::PrepareStressRun(i);
         options.last_run = (i == stress_runs - 1);
         result = RunMain(isolate, argc, argv);
@@ skipping 44 matching lines @@
 }
 
 }  // namespace v8
 
 
 #ifndef GOOGLE3
 int main(int argc, char* argv[]) {
   return v8::Shell::Main(argc, argv);
 }
 #endif