Use intptr_t instead of int for heap sizes. This is a step towards...

src/heap.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 45 matching lines @@
 Object* Heap::roots_[Heap::kRootListLength];
 
 NewSpace Heap::new_space_;
 OldSpace* Heap::old_pointer_space_ = NULL;
 OldSpace* Heap::old_data_space_ = NULL;
 OldSpace* Heap::code_space_ = NULL;
 MapSpace* Heap::map_space_ = NULL;
 CellSpace* Heap::cell_space_ = NULL;
 LargeObjectSpace* Heap::lo_space_ = NULL;
 
-int Heap::old_gen_promotion_limit_ = kMinimumPromotionLimit;
-int Heap::old_gen_allocation_limit_ = kMinimumAllocationLimit;
+intptr_t Heap::old_gen_promotion_limit_ = kMinimumPromotionLimit;
+intptr_t Heap::old_gen_allocation_limit_ = kMinimumAllocationLimit;
 
 int Heap::old_gen_exhausted_ = false;
 
 int Heap::amount_of_external_allocated_memory_ = 0;
 int Heap::amount_of_external_allocated_memory_at_last_global_gc_ = 0;
 
 // semispace_size_ should be a power of 2 and old_generation_size_ should be
 // a multiple of Page::kPageSize.
 #if defined(ANDROID)
 int Heap::max_semispace_size_  = 2*MB;
-int Heap::max_old_generation_size_ = 192*MB;
+intptr_t Heap::max_old_generation_size_ = 192*MB;
 int Heap::initial_semispace_size_ = 128*KB;
 size_t Heap::code_range_size_ = 0;
 #elif defined(V8_TARGET_ARCH_X64)
 int Heap::max_semispace_size_  = 16*MB;
-int Heap::max_old_generation_size_ = 1*GB;
+intptr_t Heap::max_old_generation_size_ = 1*GB;
 int Heap::initial_semispace_size_ = 1*MB;
 size_t Heap::code_range_size_ = 512*MB;
 #else
 int Heap::max_semispace_size_  = 8*MB;
-int Heap::max_old_generation_size_ = 512*MB;
+intptr_t Heap::max_old_generation_size_ = 512*MB;
 int Heap::initial_semispace_size_ = 512*KB;
 size_t Heap::code_range_size_ = 0;
 #endif
 
 // The snapshot semispace size will be the default semispace size if
 // snapshotting is used and will be the requested semispace size as
 // set up by ConfigureHeap otherwise.
 int Heap::reserved_semispace_size_ = Heap::max_semispace_size_;
 
 List<Heap::GCPrologueCallbackPair> Heap::gc_prologue_callbacks_;
 List<Heap::GCEpilogueCallbackPair> Heap::gc_epilogue_callbacks_;
 
 GCCallback Heap::global_gc_prologue_callback_ = NULL;
 GCCallback Heap::global_gc_epilogue_callback_ = NULL;
 HeapObjectCallback Heap::gc_safe_size_of_old_object_ = NULL;
 
 // Variables set based on semispace_size_ and old_generation_size_ in
 // ConfigureHeap.
 
 // Will be 4 * reserved_semispace_size_ to ensure that young
 // generation can be aligned to its size.
 int Heap::survived_since_last_expansion_ = 0;
-int Heap::external_allocation_limit_ = 0;
+intptr_t Heap::external_allocation_limit_ = 0;
 
 Heap::HeapState Heap::gc_state_ = NOT_IN_GC;
 
 int Heap::mc_count_ = 0;
 int Heap::ms_count_ = 0;
 int Heap::gc_count_ = 0;
 
 GCTracer* Heap::tracer_ = NULL;
 
 int Heap::unflattened_strings_length_ = 0;
 
 int Heap::always_allocate_scope_depth_ = 0;
 int Heap::linear_allocation_scope_depth_ = 0;
 int Heap::contexts_disposed_ = 0;
 
 int Heap::young_survivors_after_last_gc_ = 0;
 int Heap::high_survival_rate_period_length_ = 0;
 double Heap::survival_rate_ = 0;
 Heap::SurvivalRateTrend Heap::previous_survival_rate_trend_ = Heap::STABLE;
 Heap::SurvivalRateTrend Heap::survival_rate_trend_ = Heap::STABLE;
 
 #ifdef DEBUG
 bool Heap::allocation_allowed_ = true;
 
 int Heap::allocation_timeout_ = 0;
 bool Heap::disallow_allocation_failure_ = false;
 #endif  // DEBUG
 
-int GCTracer::alive_after_last_gc_ = 0;
+intptr_t GCTracer::alive_after_last_gc_ = 0;
 double GCTracer::last_gc_end_timestamp_ = 0.0;
 int GCTracer::max_gc_pause_ = 0;
-int GCTracer::max_alive_after_gc_ = 0;
+intptr_t GCTracer::max_alive_after_gc_ = 0;
 int GCTracer::min_in_mutator_ = kMaxInt;
 
 int Heap::Capacity() {
   if (!HasBeenSetup()) return 0;
 
   return new_space_.Capacity() +
       old_pointer_space_->Capacity() +
       old_data_space_->Capacity() +
       code_space_->Capacity() +
       map_space_->Capacity() +
@@ skipping 128 matching lines @@
     new_space_.ReportStatistics();
     new_space_.ClearHistograms();
   }
 #endif
 }
 
 
 #if defined(ENABLE_LOGGING_AND_PROFILING)
 void Heap::PrintShortHeapStatistics() {
   if (!FLAG_trace_gc_verbose) return;
-  PrintF("Memory allocator,   used: %8d, available: %8d\n",
+  PrintF("Memory allocator,   used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d\n",
          MemoryAllocator::Size(),
          MemoryAllocator::Available());
-  PrintF("New space,          used: %8d, available: %8d\n",
+  PrintF("New space,          used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d\n",
          Heap::new_space_.Size(),
          new_space_.Available());
-  PrintF("Old pointers,       used: %8d, available: %8d, waste: %8d\n",
+  PrintF("Old pointers,       used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d"
+             ", waste: %8" V8_PTR_PREFIX "d\n",
          old_pointer_space_->Size(),
          old_pointer_space_->Available(),
          old_pointer_space_->Waste());
-  PrintF("Old data space,     used: %8d, available: %8d, waste: %8d\n",
+  PrintF("Old data space,     used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d"
+             ", waste: %8" V8_PTR_PREFIX "d\n",
          old_data_space_->Size(),
          old_data_space_->Available(),
          old_data_space_->Waste());
-  PrintF("Code space,         used: %8d, available: %8d, waste: %8d\n",
+  PrintF("Code space,         used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d"
+             ", waste: %8" V8_PTR_PREFIX "d\n",
          code_space_->Size(),
          code_space_->Available(),
          code_space_->Waste());
-  PrintF("Map space,          used: %8d, available: %8d, waste: %8d\n",
+  PrintF("Map space,          used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d"
+             ", waste: %8" V8_PTR_PREFIX "d\n",
          map_space_->Size(),
          map_space_->Available(),
          map_space_->Waste());
-  PrintF("Cell space,         used: %8d, available: %8d, waste: %8d\n",
+  PrintF("Cell space,         used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d"
+             ", waste: %8" V8_PTR_PREFIX "d\n",
          cell_space_->Size(),
          cell_space_->Available(),
          cell_space_->Waste());
-  PrintF("Large object space, used: %8d, avaialble: %8d\n",
+  PrintF("Large object space, used: %8" V8_PTR_PREFIX "d"
+             ", available: %8" V8_PTR_PREFIX "d\n",
          lo_space_->Size(),
          lo_space_->Available());
 }
 #endif
 
 
 // TODO(1238405): Combine the infrastructure for --heap-stats and
 // --log-gc to avoid the complicated preprocessor and flag testing.
 void Heap::ReportStatisticsAfterGC() {
   // Similar to the before GC, we use some complicated logic to ensure that
@@ skipping 28 matching lines @@
   }
 
   if (FLAG_gc_verbose) Print();
 #endif
 
 #if defined(DEBUG) || defined(ENABLE_LOGGING_AND_PROFILING)
   ReportStatisticsBeforeGC();
 #endif
 }
 
-int Heap::SizeOfObjects() {
-  int total = 0;
+intptr_t Heap::SizeOfObjects() {
+  intptr_t total = 0;
   AllSpaces spaces;
   for (Space* space = spaces.next(); space != NULL; space = spaces.next()) {
     total += space->Size();
   }
   return total;
 }
 
 void Heap::GarbageCollectionEpilogue() {
 #ifdef DEBUG
   allow_allocation(true);
@@ skipping 576 matching lines @@
   old_pointer_space_->FlushTopPageWatermark();
   map_space_->FlushTopPageWatermark();
 
   // Implements Cheney's copying algorithm
   LOG(ResourceEvent("scavenge", "begin"));
 
   // Clear descriptor cache.
   DescriptorLookupCache::Clear();
 
   // Used for updating survived_since_last_expansion_ at function end.
-  int survived_watermark = PromotedSpaceSize();
+  intptr_t survived_watermark = PromotedSpaceSize();
 
   CheckNewSpaceExpansionCriteria();
 
   // Flip the semispaces.  After flipping, to space is empty, from space has
   // live objects.
   new_space_.Flip();
   new_space_.ResetAllocationInfo();
 
   // We need to sweep newly copied objects which can be either in the
   // to space or promoted to the old generation.  For to-space
@@ skipping 2513 matching lines @@
 
 
 // This function expects that NewSpace's allocated objects histogram is
 // populated (via a call to CollectStatistics or else as a side effect of a
 // just-completed scavenge collection).
 void Heap::ReportHeapStatistics(const char* title) {
   USE(title);
   PrintF(">>>>>> =============== %s (%d) =============== >>>>>>\n",
          title, gc_count_);
   PrintF("mark-compact GC : %d\n", mc_count_);
-  PrintF("old_gen_promotion_limit_ %d\n", old_gen_promotion_limit_);
-  PrintF("old_gen_allocation_limit_ %d\n", old_gen_allocation_limit_);
+  PrintF("old_gen_promotion_limit_ %" V8_PTR_PREFIX "d\n",
+         old_gen_promotion_limit_);
+  PrintF("old_gen_allocation_limit_ %" V8_PTR_PREFIX "d\n",
+         old_gen_allocation_limit_);
 
   PrintF("\n");
   PrintF("Number of handles : %d\n", HandleScope::NumberOfHandles());
   GlobalHandles::PrintStats();
   PrintF("\n");
 
   PrintF("Heap statistics : ");
   MemoryAllocator::ReportStatistics();
   PrintF("To space : ");
   new_space_.ReportStatistics();
@@ skipping 551 matching lines @@
 
   // The old generation is paged.
   max_old_generation_size_ = RoundUp(max_old_generation_size_, Page::kPageSize);
 
   heap_configured = true;
   return true;
 }
 
 
 bool Heap::ConfigureHeapDefault() {
-  return ConfigureHeap(FLAG_max_new_space_size / 2, FLAG_max_old_space_size);
+  return ConfigureHeap(
+      FLAG_max_new_space_size * (KB / 2), FLAG_max_old_space_size * MB);
 }
 
 
 void Heap::RecordStats(HeapStats* stats, bool take_snapshot) {
   *stats->start_marker = HeapStats::kStartMarker;
   *stats->end_marker = HeapStats::kEndMarker;
   *stats->new_space_size = new_space_.Size();
   *stats->new_space_capacity = new_space_.Capacity();
   *stats->old_pointer_space_size = old_pointer_space_->Size();
   *stats->old_pointer_space_capacity = old_pointer_space_->Capacity();
@@ skipping 21 matching lines @@
       if (FreeListNode::IsFreeListNode(obj)) continue;
       InstanceType type = obj->map()->instance_type();
       ASSERT(0 <= type && type <= LAST_TYPE);
       stats->objects_per_type[type]++;
       stats->size_per_type[type] += obj->Size();
     }
   }
 }
 
 
-int Heap::PromotedSpaceSize() {
+intptr_t Heap::PromotedSpaceSize() {
   return old_pointer_space_->Size()
       + old_data_space_->Size()
       + code_space_->Size()
       + map_space_->Size()
       + cell_space_->Size()
       + lo_space_->Size();
 }
 
 
 int Heap::PromotedExternalMemorySize() {
@@ skipping 125 matching lines @@
 
 
 void Heap::TearDown() {
   if (FLAG_print_cumulative_gc_stat) {
     PrintF("\n\n");
     PrintF("gc_count=%d ", gc_count_);
     PrintF("mark_sweep_count=%d ", ms_count_);
     PrintF("mark_compact_count=%d ", mc_count_);
     PrintF("max_gc_pause=%d ", GCTracer::get_max_gc_pause());
     PrintF("min_in_mutator=%d ", GCTracer::get_min_in_mutator());
-    PrintF("max_alive_after_gc=%d ", GCTracer::get_max_alive_after_gc());
+    PrintF("max_alive_after_gc=%" V8_PTR_PREFIX "d ",
+           GCTracer::get_max_alive_after_gc());
     PrintF("\n\n");
   }
 
   GlobalHandles::TearDown();
 
   ExternalStringTable::TearDown();
 
   new_space_.TearDown();
 
   if (old_pointer_space_ != NULL) {
@@ skipping 105 matching lines @@
   UNREACHABLE();
 }
 
 
 #ifdef DEBUG
 
 class PrintHandleVisitor: public ObjectVisitor {
  public:
   void VisitPointers(Object** start, Object** end) {
     for (Object** p = start; p < end; p++)
-      PrintF("  handle %p to %p\n", p, *p);
+      PrintF("  handle %p to %p\n",
+             reinterpret_cast<void*>(p),
+             reinterpret_cast<void*>(*p));
   }
 };
 
 void Heap::PrintHandles() {
   PrintF("Handles:\n");
   PrintHandleVisitor v;
   HandleScopeImplementer::Iterate(&v);
 }
 
 #endif
@@ skipping 332 matching lines @@
 void Heap::TracePathToGlobal() {
   search_target = NULL;
   search_for_any_global = true;
 
   MarkRootVisitor root_visitor;
   IterateRoots(&root_visitor, VISIT_ONLY_STRONG);
 }
 #endif
 
 
-static int CountTotalHolesSize() {
-  int holes_size = 0;
+static intptr_t CountTotalHolesSize() {
+  intptr_t holes_size = 0;
   OldSpaces spaces;
   for (OldSpace* space = spaces.next();
        space != NULL;
        space = spaces.next()) {
     holes_size += space->Waste() + space->AvailableFree();
   }
   return holes_size;
 }
 
 
@@ skipping 77 matching lines @@
         UNREACHABLE();
     }
     PrintF(" ");
 
     PrintF("external=%d ", static_cast<int>(scopes_[Scope::EXTERNAL]));
     PrintF("mark=%d ", static_cast<int>(scopes_[Scope::MC_MARK]));
     PrintF("sweep=%d ", static_cast<int>(scopes_[Scope::MC_SWEEP]));
     PrintF("sweepns=%d ", static_cast<int>(scopes_[Scope::MC_SWEEP_NEWSPACE]));
     PrintF("compact=%d ", static_cast<int>(scopes_[Scope::MC_COMPACT]));
 
-    PrintF("total_size_before=%d ", start_size_);
-    PrintF("total_size_after=%d ", Heap::SizeOfObjects());
-    PrintF("holes_size_before=%d ", in_free_list_or_wasted_before_gc_);
-    PrintF("holes_size_after=%d ", CountTotalHolesSize());
+    PrintF("total_size_before=%" V8_PTR_PREFIX "d ", start_size_);
+    PrintF("total_size_after=%" V8_PTR_PREFIX "d ", Heap::SizeOfObjects());
+    PrintF("holes_size_before=%" V8_PTR_PREFIX "d ",
+           in_free_list_or_wasted_before_gc_);
+    PrintF("holes_size_after=%" V8_PTR_PREFIX "d ", CountTotalHolesSize());
 
-    PrintF("allocated=%d ", allocated_since_last_gc_);
-    PrintF("promoted=%d ", promoted_objects_size_);
+    PrintF("allocated=%" V8_PTR_PREFIX "d ", allocated_since_last_gc_);
+    PrintF("promoted=%" V8_PTR_PREFIX "d ", promoted_objects_size_);
 
     PrintF("\n");
   }
 
 #if defined(ENABLE_LOGGING_AND_PROFILING)
   Heap::PrintShortHeapStatistics();
 #endif
 }
 
 
@@ skipping 121 matching lines @@
 void ExternalStringTable::TearDown() {
   new_space_strings_.Free();
   old_space_strings_.Free();
 }
 
 
 List<Object*> ExternalStringTable::new_space_strings_;
 List<Object*> ExternalStringTable::old_space_strings_;
 
 } }  // namespace v8::internal