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comparison src/share/vm/runtime/os.hpp @ 14314:2c95095271e9

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Merge
author ehelin
date Thu, 30 Jan 2014 14:01:45 +0100
parents 5944dba4badc 63a4eb8bcd23
children ad3f8397fe37
comparison
equal deleted inserted replaced
14302:1fb56cbac3a1 14314:2c95095271e9
393 // Previously this function calculated the exact address of this 393 // Previously this function calculated the exact address of this
394 // thread's serialize page, and checked if the faulting address 394 // thread's serialize page, and checked if the faulting address
395 // was equal. However, some platforms mask off faulting addresses 395 // was equal. However, some platforms mask off faulting addresses
396 // to the page size, so now we just check that the address is 396 // to the page size, so now we just check that the address is
397 // within the page. This makes the thread argument unnecessary, 397 // within the page. This makes the thread argument unnecessary,
398 // but we retain the NULL check to preserve existing behaviour. 398 // but we retain the NULL check to preserve existing behavior.
399 if (thread == NULL) return false; 399 if (thread == NULL) return false;
400 address page = (address) _mem_serialize_page; 400 address page = (address) _mem_serialize_page;
401 return addr >= page && addr < (page + os::vm_page_size()); 401 return addr >= page && addr < (page + os::vm_page_size());
402 } 402 }
403 403
541 // Find out whether the pc is in the static code for jvm.dll/libjvm.so. 541 // Find out whether the pc is in the static code for jvm.dll/libjvm.so.
542 static bool address_is_in_vm(address addr); 542 static bool address_is_in_vm(address addr);
543 543
544 // Loads .dll/.so and 544 // Loads .dll/.so and
545 // in case of error it checks if .dll/.so was built for the 545 // in case of error it checks if .dll/.so was built for the
546 // same architecture as Hotspot is running on 546 // same architecture as HotSpot is running on
547 static void* dll_load(const char *name, char *ebuf, int ebuflen); 547 static void* dll_load(const char *name, char *ebuf, int ebuflen);
548 548
549 // lookup symbol in a shared library 549 // lookup symbol in a shared library
550 static void* dll_lookup(void* handle, const char* name); 550 static void* dll_lookup(void* handle, const char* name);
551 551