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src/hotspot/cpu/arm/gc/shared/cardTableBarrierSetAssembler_arm.hpp

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rev 49939 : 8201786: Modularize interpreter GC barriers: leftovers for ARM32
Reviewed-by: enevill, eosterlund


  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef CPU_ARM_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_ARM_HPP
  26 #define CPU_ARM_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_ARM_HPP
  27 
  28 #include "asm/macroAssembler.hpp"
  29 #include "gc/shared/modRefBarrierSetAssembler.hpp"
  30 
  31 class CardTableBarrierSetAssembler: public ModRefBarrierSetAssembler {







  32 protected:
  33   virtual void gen_write_ref_array_post_barrier(MacroAssembler* masm, DecoratorSet decorators,
  34                                                 Register addr, Register count, Register tmp);


  35 };
  36 
  37 #endif // #ifndef CPU_ARM_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_ARM_HPP



  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef CPU_ARM_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_ARM_HPP
  26 #define CPU_ARM_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_ARM_HPP
  27 
  28 #include "asm/macroAssembler.hpp"
  29 #include "gc/shared/modRefBarrierSetAssembler.hpp"
  30 
  31 class CardTableBarrierSetAssembler: public ModRefBarrierSetAssembler {
  32 private:
  33   void store_check(MacroAssembler* masm, Register obj, Address dst);
  34   void store_check_part1(MacroAssembler* masm, Register card_table_base);
  35   void store_check_part2(MacroAssembler* masm, Register obj, Register card_table_base, Register tmp);
  36 
  37   void set_card(MacroAssembler* masm, Register card_table_base, Address card_table_addr, Register tmp);
  38 
  39 protected:
  40   virtual void gen_write_ref_array_post_barrier(MacroAssembler* masm, DecoratorSet decorators,
  41                                                 Register addr, Register count, Register tmp);
  42   virtual void oop_store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  43                             Address obj, Register new_val, Register tmp1, Register tmp2, Register tmp3, bool is_null);
  44 };
  45 
  46 #endif // #ifndef CPU_ARM_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_ARM_HPP
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