• Neon instruction timing/latency
    Note: This was originally posted on 7th July 2010 at http://forums.arm.com Hello! I am having trouble deciphering the tables in the Cortex-A8 technical reference manual that contains the NEON advanced...
  • NEON pipeline stages in instruction timing
    Note: This was originally posted on 3rd April 2012 at http://forums.arm.com I'm trying to understand more detail about the instruction timing in Cortex-A8/A9. In TRM of A8, the timing is described as...
  • wrong cycle timing of instructions on ARM11
    Note: This was originally posted on 4th February 2013 at http://forums.arm.com Hi, Iam using RVDS3.0 for ARM11. some of the instructions are not executing in the time specified by the ARM documentation...
  • Run-time error in STR instruction
    Hi, Following code: 1: int main() 2: { 3: char Buff[3]; 4: *((short*)(Buff+1)) = 0xFFFF; 5: } causes in the 4th string such run-time error: Non-aligned Access: Thumb Instruction at 00080122H...
  • Instruction time for Cortex m3 intsruction
    I want to the instruction time of every inst in disassembly window. for LPC1317 cortex M3 MCU. Like MOV,LDRD. The stopwatch in keil doesn't seems to be correct.