ADD (AL, I8) - Throughput and Uops (IACA 2.1)
Throughput Analysis Report
--------------------------
Block Throughput: 1.00 Cycles Throughput Bottleneck: InterIteration
Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
---------------------------------------------------------------------------------------
| Cycles | 0.2 0.0 | 0.2 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.2 | 0.2 | 0.0 |
---------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 | |
---------------------------------------------------------------------------------
| 1 | 0.2 | 0.2 | | | | 0.2 | 0.2 | | CP | add al, 0x2
Total Num Of Uops: 1
With additional dependency-breaking instructions
Throughput Analysis Report
--------------------------
Block Throughput: 0.50 Cycles Throughput Bottleneck: FrontEnd
Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
---------------------------------------------------------------------------------------
| Cycles | 0.2 0.0 | 0.2 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.2 | 0.2 | 0.0 |
---------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 | |
---------------------------------------------------------------------------------
| 1 | 0.2 | 0.2 | | | | 0.2 | 0.2 | | | add al, 0x2
| 0* | | | | | | | | | | xor rax, rax
Total Num Of Uops: 1
With the -no_interiteration flag
Throughput Analysis Report
--------------------------
Block Throughput: 0.25 Cycles Throughput Bottleneck: FrontEnd, Port0, Port1, Port5, Port6
Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
---------------------------------------------------------------------------------------
| Cycles | 0.2 0.0 | 0.2 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.2 | 0.2 | 0.0 |
---------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 | |
---------------------------------------------------------------------------------
| 1 | 0.2 | 0.2 | | | | 0.2 | 0.2 | | CP | add al, 0x2
Total Num Of Uops: 1