# aarch32

AArch32 (also known as ARMv7-A) is a 32-bit instruction set architecture (ISA) that is used in many modern ARM processors. It is a Reduced Instruction Set Computing (RISC) architecture that is designed for efficient execution of instructions and low power consumption.

This instruction set architecture is used in a variety of devices, including smartphones, tablets, embedded systems, and other portable devices. It is known for its high level of performance and energy efficiency, which make it well-suited for use in devices with limited power and cooling resources.

{% hint style="danger" %}
**Aarch32** and **aarch64** are two different instruction set architectures (ISAs) used in computers. **Aarch32 is a 32-bit ISA**, while **aarch64 is a 64-bit ISA**. This means that aarch64 is capable of handling larger amounts of data and memory compared to aarch32. In general, aarch64 is more powerful and efficient than aarch32, but **it is not backward-compatible with aarch32.** This means that software designed for aarch32 may not be able to run on aarch64 without modification
{% endhint %}

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[Registers](/pwn/architectures/aarch32/registers.md)
{% endcontent-ref %}

{% content-ref url="/pages/HRNl4E03noue04Z0Auvv" %}
[Instruction set](/pwn/architectures/aarch32/instruction-set.md)
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[Calling convention](/pwn/architectures/aarch32/calling-convention.md)
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