--- old/src/share/vm/c1/c1_LIRGenerator.cpp 2010-05-25 14:33:59.178511000 -0700 +++ new/src/share/vm/c1/c1_LIRGenerator.cpp 2010-05-25 14:33:58.976270000 -0700 @@ -1309,7 +1309,7 @@ __ cmp(lir_cond_notEqual, flag_val, LIR_OprFact::intConst(0)); if (!addr_opr->is_address()) { assert(addr_opr->is_register(), "must be"); - addr_opr = LIR_OprFact::address(new LIR_Address(addr_opr, 0, T_OBJECT)); + addr_opr = LIR_OprFact::address(new LIR_Address(addr_opr, (intx)0, T_OBJECT)); } CodeStub* slow = new G1PreBarrierStub(addr_opr, pre_val, pre_val_patch_code, info); @@ -1325,7 +1325,7 @@ new_val->as_constant_ptr()->as_jobject() == NULL) return; if (!new_val->is_register()) { - LIR_Opr new_val_reg = new_pointer_register(); + LIR_Opr new_val_reg = new_register(T_OBJECT); if (new_val->is_constant()) { __ move(new_val, new_val_reg); } else { @@ -1337,7 +1337,7 @@ if (addr->is_address()) { LIR_Address* address = addr->as_address_ptr(); - LIR_Opr ptr = new_pointer_register(); + LIR_Opr ptr = new_register(T_OBJECT); if (!address->index()->is_valid() && address->disp() == 0) { __ move(address->base(), ptr); } else { @@ -1350,7 +1350,6 @@ LIR_Opr xor_res = new_pointer_register(); LIR_Opr xor_shift_res = new_pointer_register(); - if (TwoOperandLIRForm ) { __ move(addr, xor_res); __ logical_xor(xor_res, new_val, xor_res); @@ -1368,7 +1367,7 @@ } if (!new_val->is_register()) { - LIR_Opr new_val_reg = new_pointer_register(); + LIR_Opr new_val_reg = new_register(T_OBJECT); __ leal(new_val, new_val_reg); new_val = new_val_reg; } @@ -1377,7 +1376,7 @@ __ cmp(lir_cond_notEqual, xor_shift_res, LIR_OprFact::intptrConst(NULL_WORD)); CodeStub* slow = new G1PostBarrierStub(addr, new_val); - __ branch(lir_cond_notEqual, T_INT, slow); + __ branch(lir_cond_notEqual, LP64_ONLY(T_LONG) NOT_LP64(T_INT), slow); __ branch_destination(slow->continuation()); }