- Disassociate old page size from new allocatable size.

- Disassociate old page size from new allocatable size.
- Have a different cutoff for large page allocations
  and default old page size.
- Do not align old pages to old page size.
- Do not track used space during marking.

Committed: https://code.google.com/p/dart/source/detail?r=22064

[Vyacheslav Egorov (Google), 2013-04-25 22:11:28]

lgtm

https://codereview.chromium.org/14190014/diff/1/runtime/vm/heap.h
File runtime/vm/heap.h (right):

https://codereview.chromium.org/14190014/diff/1/runtime/vm/heap.h#newcode195
runtime/vm/heap.h:195: static bool IsNewAllocatableSize(intptr_t size) {
the name is a bit confusing. maybe IsAllocatableInNewSpaceSize()? or something
similar?

[Ivan Posva, 2013-04-26 06:14:00]

https://codereview.chromium.org/14190014/diff/1/runtime/vm/heap.h
File runtime/vm/heap.h (right):

https://codereview.chromium.org/14190014/diff/1/runtime/vm/heap.h#newcode195
runtime/vm/heap.h:195: static bool IsNewAllocatableSize(intptr_t size) {
On 2013/04/25 22:11:28, Vyacheslav Egorov (Google) wrote:
> the name is a bit confusing. maybe IsAllocatableInNewSpaceSize()? or something
> similar?

I was not happy with the name either. I settled on
IsAllocatableInNewSpace(size).

[Ivan Posva, 2013-04-26 06:57:39]

Committed patchset #2 manually as r22064 (presubmit successful).