Flat profile:

Each sample counts as 0.01 seconds.
  %   cumulative   self              self     total           
 time   seconds   seconds    calls  us/call  us/call  name    
 55.17      1.12     1.12 81928192     0.01     0.01  FIX_MPY
 41.38      1.96     0.84    20002    42.00    97.99  fix_fft
  3.45      2.03     0.07    10000     7.00   202.98  example1
  0.00      2.03     0.00        1     0.00   195.98  example3

			Call graph


granularity: each sample hit covers 4 byte(s) for 0.49% of 2.03 seconds

index % time    self  children    called     name
                                                 <spontaneous>
[1]    100.0    0.00    2.03                 main [1]
                0.07    1.96   10000/10000       example1 [2]
                0.00    0.00       1/1           example3 [5]
-----------------------------------------------
                0.07    1.96   10000/10000       main [1]
[2]    100.0    0.07    1.96   10000         example1 [2]
                0.84    1.12   20000/20002       fix_fft [3]
-----------------------------------------------
                0.00    0.00       2/20002       example3 [5]
                0.84    1.12   20000/20002       example1 [2]
[3]     96.6    0.84    1.12   20002         fix_fft [3]
                1.12    0.00 81928192/81928192     FIX_MPY [4]
-----------------------------------------------
                1.12    0.00 81928192/81928192     fix_fft [3]
[4]     55.2    1.12    0.00 81928192         FIX_MPY [4]
-----------------------------------------------
                0.00    0.00       1/1           main [1]
[5]      0.0    0.00    0.00       1         example3 [5]
                0.00    0.00       2/20002       fix_fft [3]
-----------------------------------------------

Index by function name

   [4] FIX_MPY                 [5] example3
   [2] example1                [3] fix_fft