CMP (R64, I32) - Throughput and Uops
With unroll_count=500 and no inner loop
Code:
0: 49 81 f8 00 00 00 01 cmp r8,0x1000000
Show nanoBench command
Results:
Instructions retired: 1.0
Core cycles: 0.5
Reference cycles: 0.31
TOPDOWN_RETIRING.ALL: 1.0
UOPS_MS: 0.0
With loop_count=1000 and unroll_count=10
Code:
0: 49 81 f8 00 00 00 01 cmp r8,0x1000000
Show nanoBench command
Results:
Instructions retired: 1.2
Core cycles: 0.4
Reference cycles: 0.24
TOPDOWN_RETIRING.ALL: 1.2
UOPS_MS: 0.0
With loop_count=100 and unroll_count=100
Code:
0: 49 81 f8 00 00 00 01 cmp r8,0x1000000
Show nanoBench command
Results:
Instructions retired: 1.02
Core cycles: 0.41
Reference cycles: 0.25
TOPDOWN_RETIRING.ALL: 1.02
UOPS_MS: 0.0