使用 Homebrew, apk, apt, dnf, Nix, pacman, zypper 安装 qbe

项目链接

• 主页
• 软件包管理器页面

命令和别名

• qbe

项目历史

QBE began around 2014 as a compact compiler-backend project. Its stated goal is to deliver much of the performance of industrial optimizing compilers with a fraction of their implementation size.

Development added amd64, arm64, and riscv64 targets, a simple SSA-based intermediate language, C ABI interoperability, optimization passes, register allocation, and tutorial material. QBE 1.0 arrived in 2022 after roughly eight years of repository development.

采用历史

QBE has been adopted as a backend by language implementations including cproc, Hare, Antimony, and SCC. It is also used as compiler-course practice material, reflecting its value as a readable implementation as well as a production component.

The 1.0 release was made in response to requests from package maintainers and users, marking a transition from a rolling source project to a versioned package with all supported targets at parity.

使用方式

Language frontends emit QBE's textual intermediate language, run `qbe` to produce assembly, and use a platform C toolchain to assemble and link the result.

QBE is best suited to language implementers who value a compact, hackable backend, straightforward C calls, and fast compilation over the breadth of targets and optimization machinery offered by larger frameworks. It has no documented persistent configuration or credential files.

为什么软件包爱好者会关心

QBE deliberately occupies the space between writing a bespoke backend and adopting a large compiler framework. Its small C codebase, uniform SSA-based intermediate language, full C ABI, and quick compilation make it attractive to new systems languages and compiler experimentation.

For package enthusiasts, QBE is a notable example of a compiler component whose constrained scope is the feature: it targets useful optimization and interoperability while remaining small enough to study, modify, and package easily.

时间线

• 2014: The QBE repository received its first commits, based on the official 1.0 retrospective.
• 2022: QBE 1.0 was released after eight years of development.
• 2023: QBE 1.1 added Apple arm64 support, TLS, and further optimization work.
• 2024: QBE 1.2 delivered correctness and documentation improvements.
• 2026: QBE 1.3 added Windows ABI support and improved position-independent-code support.

Related projects

• cproc is a self-hosting C11 frontend for QBE.
• Hare has used QBE as its backend from the language's beginning.
• LLVM is compared directly in QBE's official documentation as the larger industrial compiler infrastructure representing a different complexity and optimization tradeoff.

来源

• https://c9x.me/compile/
• https://c9x.me/compile/releases.html
• https://c9x.me/compile/users.html