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comparison src/share/vm/prims/unsafe.cpp @ 6976:8aaef2cee3b2

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Merge
author minqi
date Thu, 08 Nov 2012 16:48:01 -0800
parents e81a8af10cd9
children 070d523b96a7
comparison
equal deleted inserted replaced
6975:64812523d72e 6976:8aaef2cee3b2
122 if (byte_offset == (jint)byte_offset) { 122 if (byte_offset == (jint)byte_offset) {
123 void* ptr_plus_disp = (address)p + byte_offset; 123 void* ptr_plus_disp = (address)p + byte_offset;
124 assert((void*)p->obj_field_addr<oop>((jint)byte_offset) == ptr_plus_disp, 124 assert((void*)p->obj_field_addr<oop>((jint)byte_offset) == ptr_plus_disp,
125 "raw [ptr+disp] must be consistent with oop::field_base"); 125 "raw [ptr+disp] must be consistent with oop::field_base");
126 } 126 }
127 jlong p_size = HeapWordSize * (jlong)(p->size());
128 assert(byte_offset < p_size, err_msg("Unsafe access: offset " INT64_FORMAT " > object's size " INT64_FORMAT, byte_offset, p_size));
127 } 129 }
128 #endif 130 #endif
129 if (sizeof(char*) == sizeof(jint)) // (this constant folds!) 131 if (sizeof(char*) == sizeof(jint)) // (this constant folds!)
130 return (address)p + (jint) byte_offset; 132 return (address)p + (jint) byte_offset;
131 else 133 else