Top "Cortex-a8" questions

How to measure program execution time in ARM Cortex-A8 processor?

I'm using an ARM Cortex-A8 based processor called as i.MX515. There is linux Ubuntu 9.10 distribution. I'm running a very …

c arm performancecounter time-measurement cortex-a8

How does one do integer (signed or unsigned) division on ARM?

I'm working on Cortex-A8 and Cortex-A9 in particular. I know that some architectures don't come with integer division, but what …

assembly arm integer-division instruction-set cortex-a8

ARM Cortex-A8: Whats the difference between VFP and NEON

In ARM Cortex-A8 processor, I understand what NEON is, it is an SIMD co-processor. But is VFP(Vector Floating Point) …

arm simd neon cortex-a8

Why ARM NEON not faster than plain C++?

Here is a C++ code: #define ARR_SIZE_TEST ( 8 * 1024 * 1024 ) void cpp_tst_add( unsigned* x, unsigned* y ) { for ( register int …

c++ arm simd neon cortex-a8

How to call C functions from ARM Assembly?

I'm writing code targeting ARM Cortex-A on Android devices (using GNU assembler and compiler), and I'm trying to interface between …

c assembly arm gnu-assembler cortex-a8

Android JNI makefiles: where to set CFLAGS?

I'm stuck figuring out how exactly to tell Android to use VFP on Cortex-A8 for floating-point operations in my native …

android makefile android-ndk cortex-a8

Neon Optimization using intrinsics

Learning about ARM NEON intrinsics, I was timing a function that I wrote to double the elements in an array.…

arm neon cortex-a8

[ARM CortexA]Difference between Strongly-ordered and Device Memory Type

I am really a new starter to Cortex A and I am aware the ARM applies weakly-ordered memory model, and …

memory assembly arm cortex-a8

Valgrind in ARM Cortex-A8 Issue "configure: error: Unsupported host architecture"

I have found in my actual program for ARM CortexA8 with linux a following issue: ´*** glibc detected *** ./PRUssExternal: double free …

arm valgrind embedded-linux cortex-a8