ardupilot/Tools/CPUInfo/output-pixracer.txt

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SYSCLK 168MHz
Type sizes:
char : 1
short : 2
int : 4
long : 4
long long : 8
bool : 1
void* : 4
printing NaN: nan
printing +Inf: inf
printing -Inf: -inf
Operation timings:
Note: timings for some operations are very data dependent
nop 0.01 usec/call
micros() 1.22 usec/call
millis() 1.30 usec/call
fadd 0.04 usec/call
fsub 0.04 usec/call
fmul 0.04 usec/call
fdiv /= 0.12 usec/call
fdiv 2/x 0.11 usec/call
dadd 0.57 usec/call
dsub 0.56 usec/call
dmul 0.29 usec/call
ddiv 0.38 usec/call
sinf() 1.09 usec/call
cosf() 1.04 usec/call
tanf() 1.91 usec/call
acosf() 0.50 usec/call
asinf() 0.57 usec/call
atan2f() 1.42 usec/call
sqrtf() 0.29 usec/call
sin() 16.24 usec/call
cos() 16.20 usec/call
tan() 32.15 usec/call
acos() 1.38 usec/call
asin() 3.13 usec/call
atan2() 26.06 usec/call
sqrt() 6.91 usec/call
iadd8 0.04 usec/call
isub8 0.04 usec/call
imul8 0.04 usec/call
idiv8 0.04 usec/call
iadd16 0.04 usec/call
isub16 0.04 usec/call
imul16 0.04 usec/call
idiv16 0.08 usec/call
iadd32 0.03 usec/call
isub32 0.03 usec/call
imul32 0.03 usec/call
idiv32 0.04 usec/call
iadd64 0.07 usec/call
isub64 0.07 usec/call
imul64 0.08 usec/call
idiv64 0.67 usec/call
memcpy128 5.63 usec/call
memset128 5.57 usec/call
delay(1) 1013.43 usec/call