AESENC (XMM, XMM) - Throughput and Uops (IACA 2.3)

With different registers for different operands

With 1 independent instruction

Throughput Analysis Report
--------------------------
Block Throughput: 6.67 Cycles       Throughput Bottleneck: FrontEnd

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 0.5    0.0  | 0.5  | 0.0    0.0  | 0.0    0.0  | 0.0  | 1.0  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm0, xmm1
Total Num Of Uops: 2

With 12 independent instructions

Throughput Analysis Report
--------------------------
Block Throughput: 12.00 Cycles       Throughput Bottleneck: Backend. Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 6.0    0.0  | 6.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 12.0 |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   2    | 1.0       |     |           |           |     | 1.0 | CP | aesenc xmm0, xmm1
|   2    |           | 1.0 |           |           |     | 1.0 | CP | aesenc xmm2, xmm1
|   2    | 1.0       |     |           |           |     | 1.0 | CP | aesenc xmm3, xmm1
|   2    |           | 1.0 |           |           |     | 1.0 | CP | aesenc xmm4, xmm1
|   2    | 1.0       |     |           |           |     | 1.0 | CP | aesenc xmm5, xmm1
|   2    |           | 1.0 |           |           |     | 1.0 | CP | aesenc xmm6, xmm1
|   2    | 1.0       |     |           |           |     | 1.0 | CP | aesenc xmm7, xmm1
|   2    |           | 1.0 |           |           |     | 1.0 | CP | aesenc xmm8, xmm1
|   2    | 1.0       |     |           |           |     | 1.0 | CP | aesenc xmm9, xmm1
|   2    |           | 1.0 |           |           |     | 1.0 | CP | aesenc xmm10, xmm1
|   2    | 1.0       |     |           |           |     | 1.0 | CP | aesenc xmm11, xmm1
|   2    |           | 1.0 |           |           |     | 1.0 | CP | aesenc xmm12, xmm1
Total Num Of Uops: 24

With the same register for for different operands

With 1 independent instruction

Throughput Analysis Report
--------------------------
Block Throughput: 6.67 Cycles       Throughput Bottleneck: FrontEnd

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 0.5    0.0  | 0.5  | 0.0    0.0  | 0.0    0.0  | 0.0  | 1.0  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm0, xmm0
Total Num Of Uops: 2

With 13 independent instructions

Throughput Analysis Report
--------------------------
Block Throughput: 13.00 Cycles       Throughput Bottleneck: Backend. Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 6.5    0.0  | 6.5  | 0.0    0.0  | 0.0    0.0  | 0.0  | 13.0 |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm0, xmm0
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm1, xmm1
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm2, xmm2
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm3, xmm3
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm4, xmm4
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm5, xmm5
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm6, xmm6
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm7, xmm7
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm8, xmm8
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm9, xmm9
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm10, xmm10
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm11, xmm11
|   2    | 0.5       | 0.5 |           |           |     | 1.0 | CP | aesenc xmm12, xmm12
Total Num Of Uops: 26