Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/os/windows/vm/os_windows.cpp
src/os/windows/vm/os_windows.cpp
- changeset 514
- 82db0859acbe
- parent 497
- cd0742ba123c
- child 548
- ba764ed4b6f2
- child 576
- fcbfc50865ab
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| 513:e1e86702e43e | 514:82db0859acbe |
|---|---|
| 2514 // and committed in a single VirtualAlloc() call. This may change in the | 2514 // and committed in a single VirtualAlloc() call. This may change in the |
| 2515 // future, but with Windows 2003 it's not possible to commit on demand. | 2515 // future, but with Windows 2003 it's not possible to commit on demand. |
| 2516 return false; | 2516 return false; |
| 2517 } | 2517 } |
| 2518 | 2518 |
| 2519 bool os::can_execute_large_page_memory() { | |
| 2520 return true; | |
| 2521 } | |
| 2522 | |
| 2519 char* os::reserve_memory_special(size_t bytes) { | 2523 char* os::reserve_memory_special(size_t bytes) { |
| 2520 DWORD flag = MEM_RESERVE | MEM_COMMIT | MEM_LARGE_PAGES; | 2524 DWORD flag = MEM_RESERVE | MEM_COMMIT | MEM_LARGE_PAGES; |
| 2521 char * res = (char *)VirtualAlloc(NULL, bytes, flag, PAGE_READWRITE); | 2525 char * res = (char *)VirtualAlloc(NULL, bytes, flag, PAGE_EXECUTE_READWRITE); |
| 2522 return res; | 2526 return res; |
| 2523 } | 2527 } |
| 2524 | 2528 |
| 2525 bool os::release_memory_special(char* base, size_t bytes) { | 2529 bool os::release_memory_special(char* base, size_t bytes) { |
| 2526 return release_memory(base, bytes); | 2530 return release_memory(base, bytes); |
