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src/share/vm/runtime/relocator.cpp

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rev 10979 : 8140594: Various minor code improvements (compiler)

*** 610,621 **** change_jumps(bci, delta); // In case we have shrunken a tableswitch/lookupswitch statement, we store the last // bytes that get overwritten. We have to copy the bytes after the change_jumps method // has been called, since it is likely to update last offset in a tableswitch/lookupswitch ! if (delta < 0) { ! assert(delta>=-3, "we cannot overwrite more than 3 bytes"); memcpy(_overwrite, addr_at(bci + ilen + delta), -delta); } memmove(addr_at(next_bci + delta), addr_at(next_bci), code_length() - next_bci); set_code_length(code_length() + delta); --- 610,621 ---- change_jumps(bci, delta); // In case we have shrunken a tableswitch/lookupswitch statement, we store the last // bytes that get overwritten. We have to copy the bytes after the change_jumps method // has been called, since it is likely to update last offset in a tableswitch/lookupswitch ! assert(delta >= -3, "We cannot overwrite more than 3 bytes."); ! if (delta < 0 && delta >= -3) { memcpy(_overwrite, addr_at(bci + ilen + delta), -delta); } memmove(addr_at(next_bci + delta), addr_at(next_bci), code_length() - next_bci); set_code_length(code_length() + delta);
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