VPERMT2W_Z (YMM, K, YMM, YMM) - Throughput and Uops (IACA 2.3)


With different registers for different operands

With 1 independent instruction

Throughput Analysis Report
--------------------------
Block Throughput: 6.71 Cycles       Throughput Bottleneck: FrontEnd

Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |  6   |  7   |
---------------------------------------------------------------------------------------
| Cycles | 0.5    0.0  | 0.5  | 0.0    0.0  | 0.0    0.0  | 0.0  | 2.0  | 0.0  | 0.0  |
---------------------------------------------------------------------------------------


| Num Of |                    Ports pressure in cycles                     |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |  6  |  7  |    |
---------------------------------------------------------------------------------
|   3    | 0.5       | 0.5 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm0{k1}{z}, ymm1, ymm2
Total Num Of Uops: 3

With 16 independent instructions


Throughput Analysis Report
--------------------------
Block Throughput: 32.00 Cycles       Throughput Bottleneck: Backend. Port5

Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |  6   |  7   |
---------------------------------------------------------------------------------------
| Cycles | 8.0    0.0  | 8.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 32.0 | 0.0  | 0.0  |
---------------------------------------------------------------------------------------


| Num Of |                    Ports pressure in cycles                     |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |  6  |  7  |    |
---------------------------------------------------------------------------------
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm0{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm3{k1}{z}, ymm1, ymm2
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm4{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm5{k1}{z}, ymm1, ymm2
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm6{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm7{k1}{z}, ymm1, ymm2
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm8{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm9{k1}{z}, ymm1, ymm2
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm10{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm11{k1}{z}, ymm1, ymm2
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm12{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm16{k1}{z}, ymm1, ymm2
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm17{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm18{k1}{z}, ymm1, ymm2
|   3    | 1.0       |     |           |           |     | 2.0 |     |     | CP | vpermt2w ymm19{k1}{z}, ymm1, ymm2
|   3    |           | 1.0 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm20{k1}{z}, ymm1, ymm2
Total Num Of Uops: 48

With the same register for for different operands

Throughput Analysis Report
--------------------------
Block Throughput: 6.71 Cycles       Throughput Bottleneck: FrontEnd

Port Binding In Cycles Per Iteration:
---------------------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |  6   |  7   |
---------------------------------------------------------------------------------------
| Cycles | 0.5    0.0  | 0.5  | 0.0    0.0  | 0.0    0.0  | 0.0  | 2.0  | 0.0  | 0.0  |
---------------------------------------------------------------------------------------


| Num Of |                    Ports pressure in cycles                     |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |  6  |  7  |    |
---------------------------------------------------------------------------------
|   3    | 0.5       | 0.5 |           |           |     | 2.0 |     |     | CP | vpermt2w ymm0{k1}{z}, ymm0, ymm0
Total Num Of Uops: 3