src/share/vm/opto/compile.cpp

*** 3136,3146 ****
        break;
      }
      default: ShouldNotReachHere();
      }
      assert(constant_addr, "consts section too small");
!     assert((constant_addr - _masm.code()->consts()->start()) == con.offset(), err_msg("must be: %d == %d", constant_addr - _masm.code()->consts()->start(), con.offset()));
    }
  }
  
  int Compile::ConstantTable::find_offset(Constant& con) const {
    int idx = _constants.find(con);
--- 3136,3146 ----
        break;
      }
      default: ShouldNotReachHere();
      }
      assert(constant_addr, "consts section too small");
!     assert((constant_addr - _masm.code()->consts()->start()) == con.offset(), err_msg_res("must be: %d == %d", constant_addr - _masm.code()->consts()->start(), con.offset()));
    }
  }
  
  int Compile::ConstantTable::find_offset(Constant& con) const {
    int idx = _constants.find(con);
*** 3197,3207 ****
  void Compile::ConstantTable::fill_jump_table(CodeBuffer& cb, MachConstantNode* n, GrowableArray<Label*> labels) const {
    // If called from Compile::scratch_emit_size do nothing.
    if (Compile::current()->in_scratch_emit_size())  return;
  
    assert(labels.is_nonempty(), "must be");
!   assert((uint) labels.length() == n->outcnt(), err_msg("must be equal: %d == %d", labels.length(), n->outcnt()));
  
    // Since MachConstantNode::constant_offset() also contains
    // table_base_offset() we need to subtract the table_base_offset()
    // to get the plain offset into the constant table.
    int offset = n->constant_offset() - table_base_offset();
--- 3197,3207 ----
  void Compile::ConstantTable::fill_jump_table(CodeBuffer& cb, MachConstantNode* n, GrowableArray<Label*> labels) const {
    // If called from Compile::scratch_emit_size do nothing.
    if (Compile::current()->in_scratch_emit_size())  return;
  
    assert(labels.is_nonempty(), "must be");
!   assert((uint) labels.length() == n->outcnt(), err_msg_res("must be equal: %d == %d", labels.length(), n->outcnt()));
  
    // Since MachConstantNode::constant_offset() also contains
    // table_base_offset() we need to subtract the table_base_offset()
    // to get the plain offset into the constant table.
    int offset = n->constant_offset() - table_base_offset();
*** 3209,3218 ****
    MacroAssembler _masm(&cb);
    address* jump_table_base = (address*) (_masm.code()->consts()->start() + offset);
  
    for (uint i = 0; i < n->outcnt(); i++) {
      address* constant_addr = &jump_table_base[i];
!     assert(*constant_addr == (((address) n) + i), err_msg("all jump-table entries must contain adjusted node pointer: " INTPTR_FORMAT " == " INTPTR_FORMAT, *constant_addr, (((address) n) + i)));
      *constant_addr = cb.consts()->target(*labels.at(i), (address) constant_addr);
      cb.consts()->relocate((address) constant_addr, relocInfo::internal_word_type);
    }
  }
--- 3209,3218 ----
    MacroAssembler _masm(&cb);
    address* jump_table_base = (address*) (_masm.code()->consts()->start() + offset);
  
    for (uint i = 0; i < n->outcnt(); i++) {
      address* constant_addr = &jump_table_base[i];
!     assert(*constant_addr == (((address) n) + i), err_msg_res("all jump-table entries must contain adjusted node pointer: " INTPTR_FORMAT " == " INTPTR_FORMAT, *constant_addr, (((address) n) + i)));
      *constant_addr = cb.consts()->target(*labels.at(i), (address) constant_addr);
      cb.consts()->relocate((address) constant_addr, relocInfo::internal_word_type);
    }
  }