src/cpu/ppc/vm/vtableStubs_ppc_64.cpp

*** 78,95 ****
    address npe_addr = __ pc(); // npe = null pointer exception
    __ null_check(R3, oopDesc::klass_offset_in_bytes(), /*implicit only*/NULL);
    __ load_klass(rcvr_klass, R3);
  
   // Set method (in case of interpreted method), and destination address.
!   int entry_offset = in_bytes(InstanceKlass::vtable_start_offset()) + vtable_index*vtableEntry::size_in_bytes();
  
  #ifndef PRODUCT
    if (DebugVtables) {
      Label L;
      // Check offset vs vtable length.
      const Register vtable_len = R12_scratch2;
!     __ lwz(vtable_len, in_bytes(InstanceKlass::vtable_length_offset()), rcvr_klass);
      __ cmpwi(CCR0, vtable_len, vtable_index*vtableEntry::size());
      __ bge(CCR0, L);
      __ li(R12_scratch2, vtable_index);
      __ call_VM(noreg, CAST_FROM_FN_PTR(address, bad_compiled_vtable_index), R3_ARG1, R12_scratch2, false);
      __ bind(L);
--- 78,95 ----
    address npe_addr = __ pc(); // npe = null pointer exception
    __ null_check(R3, oopDesc::klass_offset_in_bytes(), /*implicit only*/NULL);
    __ load_klass(rcvr_klass, R3);
  
   // Set method (in case of interpreted method), and destination address.
!   int entry_offset = in_bytes(Klass::vtable_start_offset()) + vtable_index*vtableEntry::size_in_bytes();
  
  #ifndef PRODUCT
    if (DebugVtables) {
      Label L;
      // Check offset vs vtable length.
      const Register vtable_len = R12_scratch2;
!     __ lwz(vtable_len, in_bytes(Klass::vtable_length_offset()), rcvr_klass);
      __ cmpwi(CCR0, vtable_len, vtable_index*vtableEntry::size());
      __ bge(CCR0, L);
      __ li(R12_scratch2, vtable_index);
      __ call_VM(noreg, CAST_FROM_FN_PTR(address, bad_compiled_vtable_index), R3_ARG1, R12_scratch2, false);
      __ bind(L);
*** 161,177 ****
    address npe_addr = __ pc(); // npe = null pointer exception
    __ null_check(R3_ARG1, oopDesc::klass_offset_in_bytes(), /*implicit only*/NULL);
    __ load_klass(rcvr_klass, R3_ARG1);
  
    BLOCK_COMMENT("Load start of itable entries into itable_entry.");
!   __ lwz(vtable_len, in_bytes(InstanceKlass::vtable_length_offset()), rcvr_klass);
    __ slwi(vtable_len, vtable_len, exact_log2(vtableEntry::size_in_bytes()));
    __ add(itable_entry_addr, vtable_len, rcvr_klass);
  
    // Loop over all itable entries until desired interfaceOop(Rinterface) found.
    BLOCK_COMMENT("Increment itable_entry_addr in loop.");
!   const int vtable_base_offset = in_bytes(InstanceKlass::vtable_start_offset());
    __ addi(itable_entry_addr, itable_entry_addr, vtable_base_offset + itableOffsetEntry::interface_offset_in_bytes());
  
    const int itable_offset_search_inc = itableOffsetEntry::size() * wordSize;
    Label search;
    __ bind(search);
--- 161,177 ----
    address npe_addr = __ pc(); // npe = null pointer exception
    __ null_check(R3_ARG1, oopDesc::klass_offset_in_bytes(), /*implicit only*/NULL);
    __ load_klass(rcvr_klass, R3_ARG1);
  
    BLOCK_COMMENT("Load start of itable entries into itable_entry.");
!   __ lwz(vtable_len, in_bytes(Klass::vtable_length_offset()), rcvr_klass);
    __ slwi(vtable_len, vtable_len, exact_log2(vtableEntry::size_in_bytes()));
    __ add(itable_entry_addr, vtable_len, rcvr_klass);
  
    // Loop over all itable entries until desired interfaceOop(Rinterface) found.
    BLOCK_COMMENT("Increment itable_entry_addr in loop.");
!   const int vtable_base_offset = in_bytes(Klass::vtable_start_offset());
    __ addi(itable_entry_addr, itable_entry_addr, vtable_base_offset + itableOffsetEntry::interface_offset_in_bytes());
  
    const int itable_offset_search_inc = itableOffsetEntry::size() * wordSize;
    Label search;
    __ bind(search);