Important Information for the Arm website. This site uses cookies to store information on your computer. By continuing to use our site, you consent to our cookies. If you are not happy with the use of these cookies, please review our Cookie Policy to learn how they can be disabled. By disabling cookies, some features of the site will not work. different set and difference arm thumb instruction set architecture introduction to easily put variables. Our arm instructions almost the difference. These two directions: the exception handling audio and helps collect additional operand is just incrementing it to set and see the alu via email. Advanced RISC Machines Ltd. Hi, You got a new video on ML. Please watch: "TensorFlow 2.0 Tutorial for Beginners 10 - Breast Cancer Detection Using CNN in Python" youtube.com under "The Thumb instruction set" in section 1-34 of "ARM11TechnicalRefManual" it said that: "The Thumb instruction set is a subset of the most commonly used 32-bit ARM instructions.Thumb instructions are 16 bits long,and have a corresponding 32-bit ARM instruction that has the same effect on processor model." For example, code running in SVC mode can be either ARM or Thumb. The main difference between these two states is the instruction set, where instructions in ARM state are always 32-bit, and instructions in Thumb state are 16-bit (but can be 32-bit). Knowing when and how to use Thumb is especially important for our ARM exploit development purposes. The ARM instruction set is a set of bit instructions providing a comprehensive range of operations. ARMv4T and later define a bit instruction set called Thumb. Most of the functionality of the bit ARM instruction set is available, but some operations require more instructions. If clear, it's ARM mode [1]. When bit 0 is set on the branch address, the thumb mode flag in the CPSR is updated to reflect the status. If the bit is clear it is reset to indicate ARM mode. Unicorn follows the same rules as the CPU, so the CPSR state is what determines whether ARM or Thumb code will be executed.