• 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...
  • Cortex M3 : what determines the cycle count for a variable cycle count instruction?
    I have looked at the cycle counts for the Cortex M3 instructions at http://infocenter.arm.com/help/topic/com.arm.doc.100165_0201_00_en/ric1414056333562.html . Some instructions are listed as taking a...
  • Cycle accurate simulator/emulator for a Cortex M4 processor based board
    Hi all, I am a master student in germany and doing my thesis currently. I wanted to measure CPU cycles using emulation/simulation for some code that is running on a cortex m4F processor based board...
  • Cycle accurate Cortex-M3 simulator using obsfucated RTL
    I stumbled upon this page which brought up some questions: https://developer.arm.com/tools-and-software/simulation-models/cycle-models/designstart The obsfucated RTL is synthesizable and should be...
  • Cycle-accurate Performance Analysis now available for latest AMBA5
    I already shared last month some details of work we have been doing with Arm on an HPC testchip, the good news continues with our announcement of extended support for the AMBA 5 protocol family with support...