Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/memory/heap.cpp
src/share/vm/memory/heap.cpp
- changeset 7880
- 49499180315f
- parent 7780
- 5788dbd1f2d6
- child 7994
- 04ff2f6cd0eb
equal
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replaced
| 7879:7694563dff06 | 7880:49499180315f |
|---|---|
| 97 _log2_segment_size = exact_log2(segment_size); | 97 _log2_segment_size = exact_log2(segment_size); |
| 98 | 98 |
| 99 // Reserve and initialize space for _memory. | 99 // Reserve and initialize space for _memory. |
| 100 size_t page_size = os::vm_page_size(); | 100 size_t page_size = os::vm_page_size(); |
| 101 if (os::can_execute_large_page_memory()) { | 101 if (os::can_execute_large_page_memory()) { |
| 102 const size_t min_pages = 8; | 102 page_size = os::page_size_for_region_unaligned(reserved_size, 8); |
| 103 page_size = MIN2(os::page_size_for_region_aligned(committed_size, min_pages), | |
| 104 os::page_size_for_region_aligned(reserved_size, min_pages)); | |
| 105 } | 103 } |
| 106 | 104 |
| 107 const size_t granularity = os::vm_allocation_granularity(); | 105 const size_t granularity = os::vm_allocation_granularity(); |
| 108 const size_t r_align = MAX2(page_size, granularity); | 106 const size_t r_align = MAX2(page_size, granularity); |
| 109 const size_t r_size = align_size_up(reserved_size, r_align); | 107 const size_t r_size = align_size_up(reserved_size, r_align); |
