cloog ☆

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Description:
Generate code for scanning Z-polyhedra

Type: Formula | Latest Version: 0.21.1@0 | Tracked Since: Dec 17, 2025

Links: Homepage | formulae.brew.sh

Category: Developer tools

Tags: compiler optimization polyhedral code-generation gcc mathematics

Install: brew install cloog

About:
CLooG is a code generation engine that scans Z-polyhedra to produce loops with affine bounds. It is a crucial component in the GCC compiler toolchain, used by Graphite to generate optimized C code from polyhedral representations. This enables advanced compiler optimizations for high-performance computing and scientific applications.

Key Features:

Generates C code from polyhedral representations
Supports affine loop bounds and scattering transforms
Integrates with GCC's Graphite optimization framework
Handles complex loop structures for optimization
Open-source and actively maintained

Use Cases:

Enabling polyhedral optimizations in GCC
High-performance computing code generation
Compiler backend development and research
Scientific computing optimization

Alternatives:

Pluto – Pluto is an automatic parallelization tool that includes its own polyhedral code generator, while CLooG is a more focused library specifically for code generation from polyhedra.
LLVM Polly – Polly is LLVM's polyhedral loop optimization infrastructure, providing similar functionality but within the LLVM ecosystem rather than GCC.

License: LGPL-2.1-or-later

Dependencies: gmp, isl

Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, arm64_ventura, arm64_monterey, arm64_big_sur, sonoma, ventura, monterey, big_sur, arm64_linux, x86_64_linux

Version History

Detected	Change	Commit
Sep 13, 2025 3:55am	VERSION_BUMP	3826fb32
Nov 17, 2024 8:34pm	VERSION_BUMP	d5d6e928
Sep 11, 2024 1:17pm	VERSION_BUMP	e2819960
Sep 30, 2023 4:10pm	VERSION_BUMP	5225b6a6
Jun 15, 2023 9:11am	VERSION_BUMP	5bca68ba
Nov 21, 2022 2:14pm	VERSION_BUMP	64933adf