• The difference between VFPv4 and VFPv3, between SIMD2 and SIMD?
    Dear, I am developing projcet using cortex-A8, I optimize some algorithm code on cortex-A8 cpu. The code shall be ported to cortex-A15 in near future, I got some information about BEON and VFP from website...
  • Optimization difference between C and C++
    I noticed a optimization difference between compiling a simple source code with ARM GCC in C and C++. The C++ version seems to optimize a lot less stack usage. To demonstrate this problem, I compiled...
  • Difference between MPS3 board revisions
    A small number of improvements were made in the design of the MPS3 board between the earlier Rev B (HBI-0309B) boards and the RevC (HBI-0309C) boards that have been available since 2018. Below is a...
  • ARM - differences between cross compilng on x86 and x64
    I has an old project on ARM7TDMI-S which was developed on Windows XP. Currently I change system to newest and I have some problems with compilation: I use gcc-arm-none-eabi compiler. ...
  • What is the difference between AEMv8-A Base Platform FVP and Armv8 Foundation Model FVP ?
    I wish to run OPTEE + Android. Which of these two options are suitable for it ? What are the differences ? Which option allows modification to the secure monitor code ?