VPOR (XMM, XMM, XMM) - Throughput and Uops (IACA 3.0)
With different registers for different operands
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 0.33 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 39
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.3 0.0 | 0.4 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.3 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.3 | 0.4 | | | | 0.3 | | | vpor xmm0, xmm1, xmm2
Total Num Of Uops: 1
With 11 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 3.67 Cycles Throughput Bottleneck: Backend
Loop Count: 24
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 3.7 0.0 | 3.7 | 0.0 0.0 | 0.0 0.0 | 0.0 | 3.7 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm0, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm3, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm4, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm5, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm6, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm7, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm8, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm9, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm10, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm11, xmm1, xmm2
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm12, xmm1, xmm2
Total Num Of Uops: 11
With the same register for for different operands
With 1 independent instruction
Throughput Analysis Report
--------------------------
Block Throughput: 0.98 Cycles Throughput Bottleneck: Dependency chains
Loop Count: 52
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 0.3 0.0 | 0.3 | 0.0 0.0 | 0.0 0.0 | 0.0 | 0.3 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.3 | 0.3 | | | | 0.3 | | | vpor xmm0, xmm0, xmm0
Total Num Of Uops: 1
With 13 independent instructions
Throughput Analysis Report
--------------------------
Block Throughput: 4.32 Cycles Throughput Bottleneck: Backend
Loop Count: 22
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
| Port | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
--------------------------------------------------------------------------------------------------
| Cycles | 4.3 0.0 | 4.4 | 0.0 0.0 | 0.0 0.0 | 0.0 | 4.3 | 0.0 | 0.0 |
--------------------------------------------------------------------------------------------------
| Num Of | Ports pressure in cycles | |
| Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | 6 | 7 |
-----------------------------------------------------------------------------------------
| 1 | 0.3 | 0.4 | | | | 0.3 | | | vpor xmm0, xmm0, xmm0
| 1 | 0.3 | 0.3 | | | | 0.4 | | | vpor xmm1, xmm1, xmm1
| 1 | 0.4 | 0.3 | | | | 0.3 | | | vpor xmm2, xmm2, xmm2
| 1 | 0.3 | 0.4 | | | | 0.3 | | | vpor xmm3, xmm3, xmm3
| 1 | 0.3 | 0.3 | | | | 0.4 | | | vpor xmm4, xmm4, xmm4
| 1 | 0.4 | 0.3 | | | | 0.3 | | | vpor xmm5, xmm5, xmm5
| 1 | 0.3 | 0.4 | | | | 0.3 | | | vpor xmm6, xmm6, xmm6
| 1 | 0.3 | 0.3 | | | | 0.4 | | | vpor xmm7, xmm7, xmm7
| 1 | 0.4 | 0.3 | | | | 0.3 | | | vpor xmm8, xmm8, xmm8
| 1 | 0.3 | 0.4 | | | | 0.3 | | | vpor xmm9, xmm9, xmm9
| 1 | 0.3 | 0.3 | | | | 0.4 | | | vpor xmm10, xmm10, xmm10
| 1 | 0.4 | 0.3 | | | | 0.3 | | | vpor xmm11, xmm11, xmm11
| 1 | 0.3 | 0.4 | | | | 0.3 | | | vpor xmm12, xmm12, xmm12
Total Num Of Uops: 13