| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
| * vim: set ts=8 sts=4 et sw=4 tw=99: |
| * This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| #ifndef jit_FixedArityList_h |
| #define jit_FixedArityList_h |
| |
| namespace js { |
| namespace jit { |
| |
| template <typename T, size_t Arity> |
| class FixedArityList |
| { |
| T list_[Arity]; |
| |
| public: |
| FixedArityList() |
| : list_() |
| { } |
| |
| T &operator [](size_t index) { |
| JS_ASSERT(index < Arity); |
| return list_[index]; |
| } |
| const T &operator [](size_t index) const { |
| JS_ASSERT(index < Arity); |
| return list_[index]; |
| } |
| }; |
| |
| template <typename T> |
| class FixedArityList<T, 0> |
| { |
| public: |
| T &operator [](size_t index) { |
| JS_NOT_REACHED("no items"); |
| static T *operand = NULL; |
| return *operand; |
| } |
| const T &operator [](size_t index) const { |
| JS_NOT_REACHED("no items"); |
| static T *operand = NULL; |
| return *operand; |
| } |
| }; |
| |
| } // namespace jit |
| } // namespace js |
| |
| #endif /* jit_FixedArityList_h */ |