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STM32F4 FPU square-root in C

Question asked by parker.john.003 on Feb 24, 2012
Latest reply on Feb 27, 2012 by parker.john.003
Does anybody know how to use the square-root instruction in the STM32F4 FPU, using C code?

I'm running Atollic TrueStudio Lite 2.3.0, it's using the FPU for all other floating-point operations. For now, I'm using the sqrt() function but it calls the routine in libm.