• the UART char print in ARM v8-A Foundation Platform
    Hi All, I am using ARM v8-A Foundation Platform to debug my code. According to user guide, the base address of UART0 in system is 0x1c090000, so I use the following code to try to print a char via UART0...
  • ARM Assembly how to print numbers instead of their ascii representation of that number
    I am new to arm assembly, i'm trying to print integer to screen instead of their ASCII representation of that number. Below is the code which i'm trying with instead of printing 99 i'm getting 'c' ...
  • -print-libgcc-file-name gives thumb while -marm is used
    Dear Forum, Using ~$ arm-none-eabi-gcc -v Using built-in specs. COLLECT_GCC=arm-none-eabi-gcc COLLECT_LTO_WRAPPER=/opt/gcc-arm-none-eabi/bin/../libexec/gcc/arm-none-eabi/9.2.1/lto-wrapper Target...
  • Dhrystone Testing on Cortex A9: disabling Prints increases the DMIPS.
    i am seeing an issue while doing Dhrystone test. i am using Dhrstone source code of version 2.1. when i run this source code on LINUX platform, i got DMIPS/MHz =1.6 but there are some printing commands...
  • floating point performance benchmark
    My benchmark of an Arm processor ( arm64-v8a) on a Householder QR decomposition, written in assembly language, is yielding a computation rate of about 2 Gflops/second. This seems exceptionally high and...