Learn more about the Scalable Vector Extension with our series of guides. From the fundamentals to more advanced concepts, these guides provide an introduction to the SVE and SVE2 extensions to the Arm Armv8-A architecture. Check back regularly for new guides and resources.

Introduction to SVE

A short introduction to the Scalable Vector Extension (SVE) for the Arm AArch64 architecture.

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Migrate Neon to SVE

This guide summarizes the important differences between coding for the Scalable Vector Extension (SVE) and coding for Neon.

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Introduction to SVE2

A short introduction to the Scalable Vector Extension version 2 (SVE2) for the Arm AArch64 architecture.

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SVE optimization guide

This guide shows you how to use SVE in your C and C++ code, and how to perform some basic optimizations. By comparing implementations of a numerical routine in C, SVE intrinsics, and SVE assembly we demonstrate some techniques for optimizing code with SVE.

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SVE and SVE2 assembly optimization examples

This document introduces SVE, describes the SVE and SVE2 instruction set innovations and compiler support, and provides effective programming advice.

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SVE reference material

Other SVE resources

SVE for HPC

Learn about the Scalable Vector Extension (SVE and SVE2), what the Vector Length Agnostic (VLA) programming approach is, and how SVE can be used in server and HPC computing.

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Porting and optimizing applications for SVE

This guide helps you to port your Server or High Performance Computing (HPC) application code to an SVE-enabled Arm platform.

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A sneak peek into SVE and VLA programming

An overview of SVE with information on the new registers and the new instructions, the Vector Length Agnostic (VLA) programming technique with some examples.

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Arm SVE and application to Machine Learning

Download this white paper to learn how vector-length-agnostic techniques introduced by SVE can be used to efficiently vectorize General Matrix Multiplication (GEMM) and low precision GEMM (GEMMlowp).

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Arm Instruction Emulator

Arm Instruction Emulator (ArmIE) emulates Scalable Vector Extension (SVE) and SVE2 instructions on AArch64 platforms. ArmIE supports the customized instrumentation of SVE binaries, which enables you to analyze specific aspects of runtime behavior.

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Arm Community

Arm Community blogs

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Speculative Vectorization with Selective Replay

Arm Research are investigating a hardware-software codesign solution to support auto-vectorization, called Speculative Vectorization with Selective Replay.

1 months ago by Giacomo Gabrielli
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Evolution of SIMD architecture with SVE2

Learn more about the benefits and advantages of version two of the Scalable Vector Extension (SVE2) for developers.

2 months ago by Koki Mitsunami
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Getting ready for SVE with GCC 11

The GCC compiler can use the Scalable Vector Extension SVE in a number of ways, from auto-vectorization to C and C++ intrinsics. We explain how to make the most of SVE in your GCC-compiled application

8 months ago by Kyrylo Tkachov
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Why Arm’s SVE will bring Vector Computing from HPC to the Edge

The Arm Scalable Vector Extension, or SVE, is an extension of the AArch64 instruction set and is supported in the Arm Neoverse V1 core.  It is a key technology for improving the performance of HPC and ML applications.

1 years ago by Brent Gorda
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Arm Allinea Studio 20.0: assisting developers write optimized SVE-enabled…

Read about the features of the new Arm Allinea Studio 20.0. Learn how it can assist developers in writing optimized SVE-enabled applications for Linux servers.

2 years ago by Patrick Wohlschlegel
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Optimizing HPCG for Arm SVE

The computational capability of High Performance Computing (HPC) systems is measured by running a set of well-defined benchmarks that are widely accepted by the scientific community. Traditionally, High-Performance Linpack (HPL), a compute-bound,…

2 years ago by Daniel Ruiz
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