Here are some resources related to material in this guide:
- Vectors: Neon guide (coming soon).
- Vectors: SVE guide (coming soon).
- Building an embedded image guide (coming soon).
- Arm architecture and reference manuals (for information on the extensions to Armv8.3-A and Armv8.5-A instruction sets, vector data-processing instructions, Advance SIMD and SVE)
- Arm community (ask development questions, and find articles and blogs on specific topics from Arm experts)
- ARM Assembly Language by William Hohl (ISBN: 978-1-4398-06104)
- Building an ELF Image for an Armv8-A Fixed Virtual Platform (blog post)
- Changing Exception Level and Security State with an Armv8-A Fixed Virtual Platform (blog post)
- Cortex-A Programmer's Guide
- Retargeting and Enabling Exceptions with an ELF Image (blog post)
Here are some resources related to topics in this guide:
Instruction set resources
Procedure Call Standard
Using the Arm Instruction Set Architecture (ISA), you can write software or firmware that any Arm-based processor will execute in the same way, if that software or firmware conforms to the Arm specifications. In this guide, we introduced the A64 instruction set, which is used in Armv8-A AArch64. We introduced the format of the instructions, the different types of instruction, and how code written in assembler can interact with compiler-generated code. We explained the main classes of instructions, the syntax of data-processing instructions, and how the use of
X registers affects instructions.
Based on the material learned in this guide, you can explain how generated assembler code maps to C statements when given a C program and compiler output, and how to write a function in assembler that can be called from C. You will also understand how to find detailed descriptions for each instruction on the Arm Developer website, and concepts such as registers, data processing, program flow, and loads and stores.
To keep learning about the Armv8-A architecture, see more in our series of guides.
To check your knowledge of A64 assembler, try the ISA lab exercises (coming soon). The lab exercises require the Arm DS-5, Ultimate Edition. A 30-day evaluation version is available and can be used to complete the exercises.