Advanced (original) (raw)

Deep dive into ExecuTorch’s advanced features for optimization, customization, and integration.

This section covers advanced concepts for developers who need to customize ExecuTorch for specific use cases, optimize performance, or integrate with custom hardware backends.

Quantization & Optimization#

Techniques for model compression and performance optimization.

→ Quantization & Optimization — Quantization strategies and performance optimization

Key topics:

• Quantization strategies and techniques
• Performance profiling and optimization

Model Export#

Learn the core ExecuTorch workflow, exporting PyTorch models to the .pte format for edge deployment.

→ Model Export and Lowering - Model Export & Lowering

Key topics:

• Export and Lowering Workflow
• Hardware Backend Selection & Optimization
• Dynamic Shapes & Advanced Model Features

Kernel Library#

Deep dive into ExecuTorch’s kernel implementation and customization.

→ Kernel Library Deep Dive — Kernel library deep dive and customization

Key topics:

• Kernel library architecture
• Custom kernel implementation
• Selective build and optimization

Backend & Delegates#

→ Backend & Delegates — Backend delegate integration

Key topics:

• Learn how to integrate Backend Delegate into ExecuTorch and more
• XNNPACK Delegate Internals
• Debugging Delegation

Runtime & Integration#

Advanced runtime features and backend integration.

→ Runtime & Integration — Runtime customization and backend integration

Key topics:

• Backend delegate implementation
• Platform abstraction layer
• Custom runtime integration

Compiler & IR#

Advanced compiler features and intermediate representation details.

→ Compiler & IR — Compiler passes and IR specification

Key topics:

• Custom compiler passes
• Memory planning strategies
• Backend dialect and EXIR
• Ops set definition

File Formats#

ExecuTorch file format specifications and internals.

→ File Formats — PTE and PTD file format specifications

Key topics:

• PTE file format internals
• PTD file format specification
• Custom file format handling

Next Steps#

After exploring advanced topics:

• tools-sdk-section - Developer tools for debugging and profiling
• API - Complete API reference documentation