CIRCT

E457335

LLVM subproject hardware compiler infrastructure open-source software project

CIRCT is an open-source LLVM subproject that provides a set of reusable compiler infrastructure and tools for hardware design and synthesis using MLIR.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
CIRCT canonical	1
CIRCT (Circuit IR Compilers and Tools)	1
Circuit IR Compilers and Tools	1

How this entity was disambiguated

This entity first appeared as the object of triple T4654798 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: CIRCT
Context triple: [Chris Lattner, knownFor, CIRCT]

A. MLIR
MLIR (Multi-Level Intermediate Representation) is a flexible compiler infrastructure and intermediate representation framework designed to support reusable, extensible optimizations and code generation across diverse domains and hardware targets.
B. LLVM
LLVM is a modular, reusable compiler and toolchain infrastructure project widely used for building language frontends, optimizers, and backends for diverse hardware architectures.
C. compiler-rt
compiler-rt is the LLVM runtime library project that provides low-level compiler support routines such as builtins, sanitizers, and profiling helpers used by code generated with LLVM-based toolchains.
D. llvm-ar
llvm-ar is the LLVM project's implementation of the Unix archiver tool, used to create, modify, and extract from static library archives.
E. Bytecode Alliance
Bytecode Alliance is a nonprofit industry consortium focused on advancing secure, modular, and portable software through technologies built around WebAssembly.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: CIRCT
Target entity description: CIRCT is an open-source LLVM subproject that provides a set of reusable compiler infrastructure and tools for hardware design and synthesis using MLIR.

A. MLIR
MLIR (Multi-Level Intermediate Representation) is a flexible compiler infrastructure and intermediate representation framework designed to support reusable, extensible optimizations and code generation across diverse domains and hardware targets.
B. LLVM
LLVM is a modular, reusable compiler and toolchain infrastructure project widely used for building language frontends, optimizers, and backends for diverse hardware architectures.
C. compiler-rt
compiler-rt is the LLVM runtime library project that provides low-level compiler support routines such as builtins, sanitizers, and profiling helpers used by code generated with LLVM-based toolchains.
D. llvm-ar
llvm-ar is the LLVM project's implementation of the Unix archiver tool, used to create, modify, and extract from static library archives.
E. Bytecode Alliance
Bytecode Alliance is a nonprofit industry consortium focused on advancing secure, modular, and portable software through technologies built around WebAssembly.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	LLVM subproject ⓘ hardware compiler infrastructure ⓘ open-source software project ⓘ
abbreviationOf	Circuit IR Compilers and Tools ⓘ linked to: CIRCT
basedOn	MLIR ⓘ
category	compiler framework ⓘ electronic design automation tool ⓘ
contributionModel	open contribution via pull requests ⓘ
designedFor	reuse across multiple hardware toolchains ⓘ scalable hardware compilation ⓘ
documentation	online documentation in LLVM project website ⓘ
ecosystem	LLVM ⓘ MLIR ⓘ
focusesOn	intermediate representations for hardware ⓘ modular hardware compilation flows ⓘ
goal	bridge software compiler technology and hardware design ⓘ enable reusable compiler components for hardware flows ⓘ
hostedOn	GitHub ⓘ
implements	MLIR dialects for hardware ⓘ
issueTracking	GitHub issues ⓘ
license	Apache License 2.0 ⓘ
maintainer	LLVM community ⓘ
openSource	true ⓘ
partOf	LLVM Project ⓘ linked to: LLVM
programmingLanguage	C++ ⓘ
provides	hardware design tools ⓘ hardware synthesis tools ⓘ reusable compiler infrastructure ⓘ
repositoryType	monorepo within LLVM ecosystem ⓘ
supports	analysis of hardware IRs ⓘ code generation towards hardware backends ⓘ custom hardware dialects ⓘ extensible pass pipelines for hardware ⓘ frontends for hardware description languages via MLIR ⓘ integration with existing LLVM and MLIR passes ⓘ integration with other MLIR-based projects ⓘ lowering between hardware-related IRs ⓘ optimization of hardware intermediate representations ⓘ
supportsDomain	hardware design ⓘ hardware synthesis ⓘ
targetUsers	EDA tool developers ⓘ compiler researchers ⓘ hardware designers ⓘ
type	domain-specific compiler infrastructure for hardware ⓘ
uses	LLVM infrastructure ⓘ linked to: LLVM MLIR infrastructure ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Chris Lattner → knownFor → CIRCT ⓘ

Chris Lattner → notableWork → CIRCT (Circuit IR Compilers and Tools) ⓘ

linked to: CIRCT

CIRCT → abbreviationOf → Circuit IR Compilers and Tools ⓘ