src/share/vm/opto/matcher.cpp

*** 1677,1694 ****
          m = _mem_node;
          assert(m != NULL && m->is_Mem(), "expecting memory node");
        }
        const Type* mach_at = mach->adr_type();
        // DecodeN node consumed by an address may have different type
!       // then its input. Don't compare types for such case.
        if (m->adr_type() != mach_at &&
            (m->in(MemNode::Address)->is_DecodeNarrowPtr() ||
!            m->in(MemNode::Address)->is_AddP() &&
!            m->in(MemNode::Address)->in(AddPNode::Address)->is_DecodeNarrowPtr() ||
!            m->in(MemNode::Address)->is_AddP() &&
             m->in(MemNode::Address)->in(AddPNode::Address)->is_AddP() &&
!            m->in(MemNode::Address)->in(AddPNode::Address)->in(AddPNode::Address)->is_DecodeNarrowPtr())) {
          mach_at = m->adr_type();
        }
        if (m->adr_type() != mach_at) {
          m->dump();
          tty->print_cr("mach:");
--- 1677,1694 ----
          m = _mem_node;
          assert(m != NULL && m->is_Mem(), "expecting memory node");
        }
        const Type* mach_at = mach->adr_type();
        // DecodeN node consumed by an address may have different type
!       // than its input. Don't compare types for such case.
        if (m->adr_type() != mach_at &&
            (m->in(MemNode::Address)->is_DecodeNarrowPtr() ||
!            (m->in(MemNode::Address)->is_AddP() &&
!             m->in(MemNode::Address)->in(AddPNode::Address)->is_DecodeNarrowPtr()) ||
!            (m->in(MemNode::Address)->is_AddP() &&
              m->in(MemNode::Address)->in(AddPNode::Address)->is_AddP() &&
!             m->in(MemNode::Address)->in(AddPNode::Address)->in(AddPNode::Address)->is_DecodeNarrowPtr()))) {
          mach_at = m->adr_type();
        }
        if (m->adr_type() != mach_at) {
          m->dump();
          tty->print_cr("mach:");