Using clock() to measure execution time

Question

I am running a C program using GCC and a proprietary DSP cross-compiler to simulate some functioality. I am using the following code to measure the execution time of particu

Answer 1

gettimeofday() function also can be considered.

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The gettimeofday() function shall obtain the current time, expressed as seconds and microseconds since the Epoch, and store it in the timeval structure pointed to by tp. The resolution of the system clock is unspecified.

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Calculating elapsed time in a C program in milliseconds

http://www.ccplusplus.com/2011/11/gettimeofday-example.html