Mercurial > hg > truffle
comparison src/share/vm/memory/metaspace.cpp @ 8754:82ab039b9680
Merge
author | dcubed |
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date | Sun, 17 Mar 2013 08:57:56 -0700 |
parents | 15401203db6b 82f49e8e2c28 |
children | 47902e9acb3a 91bf0bdae37b |
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8749:7ae04e71af90 | 8754:82ab039b9680 |
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332 void print_on(outputStream* st) const; | 332 void print_on(outputStream* st) const; |
333 }; | 333 }; |
334 | 334 |
335 // byte_size is the size of the associated virtualspace. | 335 // byte_size is the size of the associated virtualspace. |
336 VirtualSpaceNode::VirtualSpaceNode(size_t byte_size) : _top(NULL), _next(NULL), _rs(0) { | 336 VirtualSpaceNode::VirtualSpaceNode(size_t byte_size) : _top(NULL), _next(NULL), _rs(0) { |
337 // align up to vm allocation granularity | |
338 byte_size = align_size_up(byte_size, os::vm_allocation_granularity()); | |
339 | |
337 // This allocates memory with mmap. For DumpSharedspaces, allocate the | 340 // This allocates memory with mmap. For DumpSharedspaces, allocate the |
338 // space at low memory so that other shared images don't conflict. | 341 // space at low memory so that other shared images don't conflict. |
339 // This is the same address as memory needed for UseCompressedOops but | 342 // This is the same address as memory needed for UseCompressedOops but |
340 // compressed oops don't work with CDS (offsets in metadata are wrong), so | 343 // compressed oops don't work with CDS (offsets in metadata are wrong), so |
341 // borrow the same address. | 344 // borrow the same address. |