Bump MaxRegularSpaceAllocationSize to InitialSemiSpaceSize() * 4/5

src/heap.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 172 matching lines @@
   native_contexts_list_ = NULL;
   array_buffers_list_ = Smi::FromInt(0);
   allocation_sites_list_ = Smi::FromInt(0);
   mark_compact_collector_.heap_ = this;
   external_string_table_.heap_ = this;
   // Put a dummy entry in the remembered pages so we can find the list the
   // minidump even if there are no real unmapped pages.
   RememberUnmappedPage(NULL, false);
 
   ClearObjectStats(true);
+
+  // We rely on being able to allocate new arrays in paged spaces.
+  ASSERT(MaxRegularSpaceAllocationSize() >=

[Michael Starzinger, 2013/09/02 13:12:43]

The initial_semispace_size might change at runtime, so this assert should go at
the end of Heap::ConfigureHeap I think.

[Jakob Kummerow, 2013/09/02 13:35:11]

Good point. Done.

+         (JSArray::kSize +
+          FixedArray::kHeaderSize +
+          JSObject::kInitialMaxFastElementArray * kPointerSize +

[Michael Starzinger, 2013/09/02 13:12:43]

nit: Lets use FixedArray::SizeFor for (part of) this calculation.

[Jakob Kummerow, 2013/09/02 13:35:11]

Done.

+          AllocationMemento::kSize));
 }
 
 
 intptr_t Heap::Capacity() {
   if (!HasBeenSetUp()) return 0;
 
   return new_space_.Capacity() +
       old_pointer_space_->Capacity() +
       old_data_space_->Capacity() +
       code_space_->Capacity() +
@@ skipping 7880 matching lines @@
   if (FLAG_concurrent_recompilation) {
     heap_->relocation_mutex_->Lock();
 #ifdef DEBUG
     heap_->relocation_mutex_locked_by_optimizer_thread_ =
         heap_->isolate()->optimizing_compiler_thread()->IsOptimizerThread();
 #endif  // DEBUG
   }
 }
 
 } }  // namespace v8::internal