# HLSL IR Reference

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## Introduction

The goal of this document is to provide a reference for all the special purpose
IR metadata and attributes used by the HLSL code generation path.

## Function Attributes

### `hlsl.shader`

The `hlsl.shader` function attribute is a string attribute applied to entry
functions. The value is the string representation of the shader stage (i.e.
`compute`, `pixel`, etc).

