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comparison src/share/vm/prims/unsafe.cpp @ 9039:0f090aa237e7

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weakened assertion in unsafe.cpp for GRAAL builds
author Doug Simon <doug.simon@oracle.com>
date Fri, 12 Apr 2013 15:52:17 +0200
parents b9a918201d47
children 6194aefabf1a
comparison
equal deleted inserted replaced
9038:8802f66cba62 9039:0f090aa237e7
114 } 114 }
115 115
116 inline void* index_oop_from_field_offset_long(oop p, jlong field_offset) { 116 inline void* index_oop_from_field_offset_long(oop p, jlong field_offset) {
117 jlong byte_offset = field_offset_to_byte_offset(field_offset); 117 jlong byte_offset = field_offset_to_byte_offset(field_offset);
118 // Don't allow unsafe to be used to read or write the header word of oops 118 // Don't allow unsafe to be used to read or write the header word of oops
119 assert(p == NULL || field_offset >= oopDesc::header_size(), "offset must be outside of header"); 119 // unless running GRAAL which wants to read the misc word for example when
120 // interpreting computeHashCode().
121 assert(p == NULL || field_offset >= oopDesc::header_size() || GRAAL, "offset must be outside of header");
120 #ifdef ASSERT 122 #ifdef ASSERT
121 if (p != NULL) { 123 if (p != NULL) {
122 assert(byte_offset >= 0 && byte_offset <= (jlong)MAX_OBJECT_SIZE, "sane offset"); 124 assert(byte_offset >= 0 && byte_offset <= (jlong)MAX_OBJECT_SIZE, "sane offset");
123 if (byte_offset == (jint)byte_offset) { 125 if (byte_offset == (jint)byte_offset) {
124 void* ptr_plus_disp = (address)p + byte_offset; 126 void* ptr_plus_disp = (address)p + byte_offset;