src/cpu/aarch64/vm/c1_Runtime1_aarch64.cpp

rev 9227 : 8143067: aarch64: guarantee failure in javac
Summary: Fix adrp going out of range during code relocation
Reviewed-by: duke

*** 1227,1237 ****
          ExternalAddress cardtable((address) ct->byte_map_base);
  
          f.load_argument(0, card_addr);
          __ lsr(card_addr, card_addr, CardTableModRefBS::card_shift);
          unsigned long offset;
!         __ adrp(rscratch1, cardtable, offset);
          __ add(card_addr, card_addr, rscratch1);
          __ ldrb(rscratch1, Address(card_addr, offset));
          __ cmpw(rscratch1, (int)G1SATBCardTableModRefBS::g1_young_card_val());
          __ br(Assembler::EQ, done);
  
--- 1227,1237 ----
          ExternalAddress cardtable((address) ct->byte_map_base);
  
          f.load_argument(0, card_addr);
          __ lsr(card_addr, card_addr, CardTableModRefBS::card_shift);
          unsigned long offset;
!         __ far_adrp(rscratch1, cardtable, offset);
          __ add(card_addr, card_addr, rscratch1);
          __ ldrb(rscratch1, Address(card_addr, offset));
          __ cmpw(rscratch1, (int)G1SATBCardTableModRefBS::g1_young_card_val());
          __ br(Assembler::EQ, done);