• Alignment in ARM?
    I could not clearly understand the alignment issues present in ARM. Sometimes I get BUS ERROR while running an assembly file but don't know how to resolve it. Some of the doubts: 1. Is it better to store...
  • ARM v8 A64 instruction 32-bit variant usage
    Dear sirs, I'm studying ARM v8a architecture recently. I found that almost each A64 data processing instruction has a 32-bit variant using sf to encode it. My question is as follows. 1. who is responsible...
  • Present program counter address
    Good day, I want to refresh and (or) update my knowledge on ARMv7. Is it true for ARMv7-M that when CPU starts execute one instruction, PC value has already been updated/is being updated in parallel...
  • Beginers questions regarding ARM development.
    I am just starting out developing with ARM and am really enjoying learning about these processors. I have a few questions that have been on my mind as a newbie that I'm hoping some people can answer....
  • Cortex-m0 instructions and core registers immediete values
    Hi, i have just got a cortex-m0(LPC1114) based dev board. I'm reading about the architecture and instructions. My understanding is that it supports most thumb 16-bit instructions and a handful thumb-2...