src/developer/debug/zxdb/symbols/dwarf_expr_eval.cc
// 2 parameters: ULEB128 register number + SLEB128 offset.
2 parameters: ULEB128 register number + SLEB128 offset.
2 parameters : ULEB128 register number + SLEB128 offset .
DwarfExprEval::Completion DwarfExprEval::OpBregx() {
  StackEntry reg = 0;
  if (!ReadLEBUnsigned(&reg))
    return Completion::kSync;
  SignedStackEntry offset = 0;
  if (!ReadLEBSigned(&offset))
    return Completion::kSync;
  result_type_ = ResultType::kPointer;
  return PushRegisterWithOffset(static_cast<int>(reg), offset);
}
DwarfExprEval :: Completion DwarfExprEval :: OpBregx ( ) { StackEntry reg = 0 ; if ( ! ReadLEBUnsigned ( & reg ) ) return Completion :: kSync ; SignedStackEntry offset = 0 ; if ( ! ReadLEBSigned ( & offset ) ) return Completion :: kSync ; result_type_ = ResultType :: kPointer ; return PushRegisterWithOffset ( static_cast < int > ( reg ) , offset ) ; }
2 parameters: ULEB128 register number + SLEB128 offset.
2 parameters : ULEB128 register number + SLEB128 offset .