Problem in understanding behaviour of GCC compiler (aarch64-none-elf-gcc) on Neon intrinsics for ARM cortex a53

Hi, I am using IDE Xilinx SDK 2019.1 for my application and running it on ARM cortex a53 processor with Neon and floating point engine support available. I am working on a bare metal application. ...
Optimization of Neon Intrinsics on ARM cortexa53

I am using ARMv8 GCC compiler and I would like to optimize Neon Intrinsics code for better execution time performance. I have already tried loop unrolling and I am using look up table for the computation...
ARMv8-A, Cavium powering bare-metal servers

If someone offered to sell your business server-compute cycles for one-tenth the going price, you might think there was a catch. But in this case you’d be wrong. Nathan Goulding is the senior vice president...
Cortex A53 Bare metal booting have FIQ exception. How to debug?

Hi I study coresight test with cortex A53 CPU. I get FIQ interrupt when I running helloworld test in ini_libc function. But I don't known why. I use gcc-linaro 4.9 toolchain : aarch64-none-elf-gcc...
code is not working for optimization setting O2 and O3 for Arch64bit Cortex-A53 process

I come across strange issue with Optimization setting O2 and O3 option my code will not work due to PC corruption, with O1 and O0 code woke fine, our target procesor is Arch64bit Cortex-A53. how to fix...