Question

int f(int x, int y, int z) { if (/* missing code here */) return x; else return -x; } f: movl %edi, %eax movl %edi, %ecx negl %ecx cmpl %edx, %esi cmovge %ecx, %eax ret y < z x >= y y >= z x <= y

          int f(int x, int y, int z) {
if (/* missing code here */)
return x;
else
return -x;
}
f:
movl %edi, %eax
movl %edi, %ecx
negl %ecx
cmpl %edx, %esi
cmovge %ecx, %eax
ret
y < z
x >= y
y >= z
x <= y

Added by Amanda H.

Computer Science and Information Technology

Trishna Knowledge Systems 2018 Edition

Instant Answer

Solved by Expert Sophia Furfine

Step 1

The function `f` takes three integer parameters: `x`, `y`, and `z`. Show more…

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Thanks for your feedback!

Can someone explain this? At what point do you compare it to y (registry %RSI)? int f(int x, int y, int z) { if (y < z) return x; else return -x; } f: movl %edi, %eax movl %edi, %ecx negl %ecx cmpl %edx, %esi cmovge %ecx, %eax ret