Top "Cortex-m" questions

Cortex-M4 & GCC - float behavior

If I compile GCC project for Cortex-M4 (LPC4357) and use -mcpu=cortex-m4 switch floats aren't working (calls blx __addsf3, which …

gcc floating-point embedded cortex-m

sqrt function on stm32 arm doesn't work

I'm using an stm32f4 chip (cortex-m4) with an FPU and sqrt( 9.7 * 9.7 ) returns 94.17.. i am using the arm-none-eabi-gcc compiler and …

math arm sqrt fpu cortex-m

ARM M4 Instructions per Cycle (IPC) counters

I would like to count the number of Instructions per Cycle executed on an ARM cortex-M4 (or cortex-M3) processor. What …

c arm performancecounter cortex-m3 cortex-m

Understanding the linkerscript for an ARM Cortex-M microcontroller

I am using the STM32F746NG microcontroller from STMicroelectronics. This device is based on the ARM Cortex-M7 architecture. I …

linker arm cortex-m linker-scripts newlib