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src/hotspot/cpu/aarch64/interp_masm_aarch64.cpp
changeset 48183 ee8e37f85775
parent 48127 efc459cf351e
child 48953 67aa88701d46
equal deleted inserted replaced
48182:5fb0f3f24f6b 48183:ee8e37f85775 
  1604   restore_bcp();
 
  1604   restore_bcp();
 
  1605   restore_locals();
 
  1605   restore_locals();
 
  1606 }
 
  1606 }
 
  1607 
  1607 
  1608 void InterpreterMacroAssembler::profile_obj_type(Register obj, const Address& mdo_addr) {
 
  1608 void InterpreterMacroAssembler::profile_obj_type(Register obj, const Address& mdo_addr) {
 
       
  1609   assert_different_registers(obj, rscratch1);
 
  1609   Label update, next, none;
 
  1610   Label update, next, none;
 
  1610 
  1611 
  1611   verify_oop(obj);
 
  1612   verify_oop(obj);
 
  1612 
  1613 
  1613   cbnz(obj, update);
 
  1614   cbnz(obj, update);
 
  1764     bind(profile_continue);
 
  1765     bind(profile_continue);
 
  1765   }
 
  1766   }
 
  1766 }
 
  1767 }
 
  1767 
  1768 
  1768 void InterpreterMacroAssembler::profile_parameters_type(Register mdp, Register tmp1, Register tmp2) {
 
  1769 void InterpreterMacroAssembler::profile_parameters_type(Register mdp, Register tmp1, Register tmp2) {
 
       
  1770   assert_different_registers(rscratch1, rscratch2, mdp, tmp1, tmp2);
 
  1769   if (ProfileInterpreter && MethodData::profile_parameters()) {
 
  1771   if (ProfileInterpreter && MethodData::profile_parameters()) {
 
  1770     Label profile_continue, done;
 
  1772     Label profile_continue, done;
 
  1771 
  1773 
  1772     test_method_data_pointer(mdp, profile_continue);
 
  1774     test_method_data_pointer(mdp, profile_continue);
 
  1773 
  1775 
  1774     // Load the offset of the area within the MDO used for
 
  1776     // Load the offset of the area within the MDO used for
 
  1775     // parameters. If it's negative we're not profiling any parameters
 
  1777     // parameters. If it's negative we're not profiling any parameters
 
  1776     ldr(tmp1, Address(mdp, in_bytes(MethodData::parameters_type_data_di_offset()) - in_bytes(MethodData::data_offset())));
 
  1778     ldrw(tmp1, Address(mdp, in_bytes(MethodData::parameters_type_data_di_offset()) - in_bytes(MethodData::data_offset())));
 
  1777     tbnz(tmp1, 63, profile_continue);  // i.e. sign bit set
 
  1779     tbnz(tmp1, 31, profile_continue);  // i.e. sign bit set
 
  1778 
  1780 
  1779     // Compute a pointer to the area for parameters from the offset
 
  1781     // Compute a pointer to the area for parameters from the offset
 
  1780     // and move the pointer to the slot for the last
 
  1782     // and move the pointer to the slot for the last
 
  1781     // parameters. Collect profiling from last parameter down.
 
  1783     // parameters. Collect profiling from last parameter down.
 
  1782     // mdo start + parameters offset + array length - 1
 
  1784     // mdo start + parameters offset + array length - 1
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