112     __ bind(L_already_dirty);
113   } else {
114     __ movb(card_addr, dirty);
115   }
116 }
117 
118 void CardTableBarrierSetAssembler::oop_store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
119                                                 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3) {
120   bool in_heap = (decorators & IN_HEAP) != 0;
121 
122   bool is_array = (decorators & IS_ARRAY) != 0;
123   bool on_anonymous = (decorators & ON_UNKNOWN_OOP_REF) != 0;
124   bool precise = is_array || on_anonymous;
125 
126   bool needs_post_barrier = val != noreg && in_heap;
127 
128   BarrierSetAssembler::store_at(masm, decorators, type, dst, val, noreg, noreg, noreg);
129   if (needs_post_barrier) {
130     // flatten object address if needed
131     if (!precise || (dst.index() == noreg && dst.disp() == 0)) {
132       store_check(masm, dst.base(), dst);







133     } else {
134       __ lea(tmp1, dst);
135       store_check(masm, tmp1, dst);
136     }
137   }
138 }

112     __ bind(L_already_dirty);
113   } else {
114     __ movb(card_addr, dirty);
115   }
116 }
117 
118 void CardTableBarrierSetAssembler::oop_store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
119                                                 Address dst, Register val, Register tmp1, Register tmp2, Register tmp3) {
120   bool in_heap = (decorators & IN_HEAP) != 0;
121 
122   bool is_array = (decorators & IS_ARRAY) != 0;
123   bool on_anonymous = (decorators & ON_UNKNOWN_OOP_REF) != 0;
124   bool precise = is_array || on_anonymous;
125 
126   bool needs_post_barrier = val != noreg && in_heap;
127 
128   BarrierSetAssembler::store_at(masm, decorators, type, dst, val, noreg, noreg, noreg);
129   if (needs_post_barrier) {
130     // flatten object address if needed
131     if (!precise || (dst.index() == noreg && dst.disp() == 0)) {
132       if (tmp3 != noreg) {
133         // Called by MacroAssembler::pack_inline_helper. We cannot corrupt the dst.base() register
134         __ movptr(tmp3, dst.base());
135         store_check(masm, tmp3, dst);
136       } else {
137         // It's OK to corrupt the dst.base() register.
138         store_check(masm, dst.base(), dst);
139       }
140     } else {
141       __ lea(tmp1, dst);
142       store_check(masm, tmp1, dst);
143     }
144   }
145 }