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tools/oom_dump/oom_dump.cc

Index: tools/oom_dump/oom_dump.cc
diff --git a/tools/oom_dump/oom_dump.cc b/tools/oom_dump/oom_dump.cc
deleted file mode 100644
index 581e1914e2e345497c9a4a2a47f319a10e7ae07b..0000000000000000000000000000000000000000
--- a/tools/oom_dump/oom_dump.cc
+++ /dev/null
@@ -1,283 +0,0 @@
-// 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
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <algorithm>
-
-#include <google_breakpad/processor/minidump.h>
-
-#include <v8.h>
-
-namespace {
-
-using google_breakpad::Minidump;
-using google_breakpad::MinidumpContext;
-using google_breakpad::MinidumpThread;
-using google_breakpad::MinidumpThreadList;
-using google_breakpad::MinidumpException;
-using google_breakpad::MinidumpMemoryRegion;
-
-const char* InstanceTypeToString(int type) {
-  static char const* names[v8::internal::LAST_TYPE] = {0};
-  if (names[v8::internal::STRING_TYPE] == NULL) {
-    using namespace v8::internal;
-#define SET(type) names[type] = #type;
-    INSTANCE_TYPE_LIST(SET)
-#undef SET
-  }
-  return names[type];
-}
-
-
-u_int32_t ReadPointedValue(MinidumpMemoryRegion* region,
-                           u_int64_t base,
-                           int offset) {
-  u_int32_t ptr = 0;
-  CHECK(region->GetMemoryAtAddress(base + 4 * offset, &ptr));
-  u_int32_t value = 0;
-  CHECK(region->GetMemoryAtAddress(ptr, &value));
-  return value;
-}
-
-
-void ReadArray(MinidumpMemoryRegion* region,
-               u_int64_t array_ptr,
-               int size,
-               int* output) {
-  for (int i = 0; i < size; i++) {
-    u_int32_t value;
-    CHECK(region->GetMemoryAtAddress(array_ptr + 4 * i, &value));
-    output[i] = value;
-  }
-}
-
-
-u_int32_t ReadArrayFrom(MinidumpMemoryRegion* region,
-                        u_int64_t base,
-                        int offset,
-                        int size,
-                        int* output) {
-  u_int32_t ptr = 0;
-  CHECK(region->GetMemoryAtAddress(base + 4 * offset, &ptr));
-  ReadArray(region, ptr, size, output);
-}
-
-
-double toM(int size) {
-  return size / (1024. * 1024.);
-}
-
-
-class IndirectSorter {
- public:
-  explicit IndirectSorter(int* a) : a_(a) { }
-
-  bool operator() (int i0, int i1) {
-    return a_[i0] > a_[i1];
-  }
-
- private:
-  int* a_;
-};
-
-
-void DumpHeapStats(const char *minidump_file) {
-  Minidump minidump(minidump_file);
-  CHECK(minidump.Read());
-
-  MinidumpException *exception = minidump.GetException();
-  CHECK(exception);
-
-  MinidumpContext* crash_context = exception->GetContext();
-  CHECK(crash_context);
-
-  u_int32_t exception_thread_id = 0;
-  CHECK(exception->GetThreadID(&exception_thread_id));
-
-  MinidumpThreadList* thread_list = minidump.GetThreadList();
-  CHECK(thread_list);
-
-  MinidumpThread* exception_thread =
-      thread_list->GetThreadByID(exception_thread_id);
-  CHECK(exception_thread);
-
-  // Currently only 32-bit Windows minidumps are supported.
-  CHECK_EQ(MD_CONTEXT_X86, crash_context->GetContextCPU());
-
-  const MDRawContextX86* contextX86 = crash_context->GetContextX86();
-  CHECK(contextX86);
-
-  const u_int32_t esp = contextX86->esp;
-
-  MinidumpMemoryRegion* memory_region = exception_thread->GetMemory();
-  CHECK(memory_region);
-
-  const u_int64_t last = memory_region->GetBase() + memory_region->GetSize();
-
-  u_int64_t heap_stats_addr = 0;
-  for (u_int64_t addr = esp; addr < last; addr += 4) {
-    u_int32_t value = 0;
-    CHECK(memory_region->GetMemoryAtAddress(addr, &value));
-    if (value >= esp && value < last) {
-      u_int32_t value2 = 0;
-      CHECK(memory_region->GetMemoryAtAddress(value, &value2));
-      if (value2 == v8::internal::HeapStats::kStartMarker) {
-        heap_stats_addr = addr;
-        break;
-      }
-    }
-  }
-  CHECK(heap_stats_addr);
-
-  // Read heap stats.
-
-#define READ_FIELD(offset) \
-  ReadPointedValue(memory_region, heap_stats_addr, offset)
-
-  CHECK(READ_FIELD(0) == v8::internal::HeapStats::kStartMarker);
-  CHECK(READ_FIELD(24) == v8::internal::HeapStats::kEndMarker);
-
-  const int new_space_size = READ_FIELD(1);
-  const int new_space_capacity = READ_FIELD(2);
-  const int old_space_size = READ_FIELD(3);
-  const int old_space_capacity = READ_FIELD(4);
-  const int code_space_size = READ_FIELD(5);
-  const int code_space_capacity = READ_FIELD(6);
-  const int map_space_size = READ_FIELD(7);
-  const int map_space_capacity = READ_FIELD(8);
-  const int cell_space_size = READ_FIELD(9);
-  const int cell_space_capacity = READ_FIELD(10);
-  const int lo_space_size = READ_FIELD(11);
-  const int global_handle_count = READ_FIELD(12);
-  const int weak_global_handle_count = READ_FIELD(13);
-  const int pending_global_handle_count = READ_FIELD(14);
-  const int near_death_global_handle_count = READ_FIELD(15);
-  const int destroyed_global_handle_count = READ_FIELD(16);
-  const int memory_allocator_size = READ_FIELD(17);
-  const int memory_allocator_capacity = READ_FIELD(18);
-  const int os_error = READ_FIELD(19);
-#undef READ_FIELD
-
-  int objects_per_type[v8::internal::LAST_TYPE + 1] = {0};
-  ReadArrayFrom(memory_region, heap_stats_addr, 21,
-                v8::internal::LAST_TYPE + 1, objects_per_type);
-
-  int size_per_type[v8::internal::LAST_TYPE + 1] = {0};
-  ReadArrayFrom(memory_region, heap_stats_addr, 22, v8::internal::LAST_TYPE + 1,
-                size_per_type);
-
-  int js_global_objects =
-      objects_per_type[v8::internal::JS_GLOBAL_OBJECT_TYPE];
-  int js_builtins_objects =
-      objects_per_type[v8::internal::JS_BUILTINS_OBJECT_TYPE];
-  int js_global_proxies =
-      objects_per_type[v8::internal::JS_GLOBAL_PROXY_TYPE];
-
-  int indices[v8::internal::LAST_TYPE + 1];
-  for (int i = 0; i <= v8::internal::LAST_TYPE; i++) {
-    indices[i] = i;
-  }
-
-  std::stable_sort(indices, indices + sizeof(indices)/sizeof(indices[0]),
-                  IndirectSorter(size_per_type));
-
-  int total_size = 0;
-  for (int i = 0; i <= v8::internal::LAST_TYPE; i++) {
-    total_size += size_per_type[i];
-  }
-
-  // Print heap stats.
-
-  printf("exception thread ID: %" PRIu32 " (%#" PRIx32 ")\n",
-         exception_thread_id, exception_thread_id);
-  printf("heap stats address: %#" PRIx64 "\n", heap_stats_addr);
-#define PRINT_INT_STAT(stat) \
-    printf("\t%-25s\t% 10d\n", #stat ":", stat);
-#define PRINT_MB_STAT(stat) \
-    printf("\t%-25s\t% 10.3f MB\n", #stat ":", toM(stat));
-  PRINT_MB_STAT(new_space_size);
-  PRINT_MB_STAT(new_space_capacity);
-  PRINT_MB_STAT(old_space_size);
-  PRINT_MB_STAT(old_space_capacity);
-  PRINT_MB_STAT(code_space_size);
-  PRINT_MB_STAT(code_space_capacity);
-  PRINT_MB_STAT(map_space_size);
-  PRINT_MB_STAT(map_space_capacity);
-  PRINT_MB_STAT(cell_space_size);
-  PRINT_MB_STAT(cell_space_capacity);
-  PRINT_MB_STAT(lo_space_size);
-  PRINT_INT_STAT(global_handle_count);
-  PRINT_INT_STAT(weak_global_handle_count);
-  PRINT_INT_STAT(pending_global_handle_count);
-  PRINT_INT_STAT(near_death_global_handle_count);
-  PRINT_INT_STAT(destroyed_global_handle_count);
-  PRINT_MB_STAT(memory_allocator_size);
-  PRINT_MB_STAT(memory_allocator_capacity);
-  PRINT_INT_STAT(os_error);
-#undef PRINT_STAT
-
-  printf("\n");
-
-  printf(
-      "\tJS_GLOBAL_OBJECT_TYPE/JS_BUILTINS_OBJECT_TYPE/JS_GLOBAL_PROXY_TYPE: "
-      "%d/%d/%d\n\n",
-      js_global_objects, js_builtins_objects, js_global_proxies);
-
-  int running_size = 0;
-  for (int i = 0; i <= v8::internal::LAST_TYPE; i++) {
-    int type = indices[i];
-    const char* name = InstanceTypeToString(type);
-    if (name == NULL) {
-      // Unknown instance type.  Check that there is no objects of that type.
-      CHECK_EQ(0, objects_per_type[type]);
-      CHECK_EQ(0, size_per_type[type]);
-      continue;
-    }
-    int size = size_per_type[type];
-    running_size += size;
-    printf("\t%-37s% 9d% 11.3f MB% 10.3f%%% 10.3f%%\n",
-           name, objects_per_type[type], toM(size),
-           100. * size / total_size, 100. * running_size / total_size);
-  }
-  printf("\t%-37s% 9d% 11.3f MB% 10.3f%%% 10.3f%%\n",
-         "total", 0, toM(total_size), 100., 100.);
-}
-
-}  // namespace
-
-int main(int argc, char **argv) {
-  if (argc != 2) {
-    fprintf(stderr, "usage: %s <minidump>\n", argv[0]);
-    return 1;
-  }
-
-  DumpHeapStats(argv[1]);
-
-  return 0;
-}