VPMOVSDB (XMM, XMM) - Port Usage (IACA 2.3)


With blocking instructions for port '5':

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   |  6   |  7   |
---------------------------------------------------------------------------------------
| Cycles | 0.0    0.0  | 0.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 12.0 | 0.0  | 0.0  |
---------------------------------------------------------------------------------------


| Num Of |                    Ports pressure in cycles                     |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |  6  |  7  |    |
---------------------------------------------------------------------------------
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx0, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx1, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx2, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx3, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx4, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx5, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx6, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx7, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx0, r8d
|   1    |           |     |           |           |     | 1.0 |     |     | CP | movd mmx1, r8d
|   2    |           |     |           |           |     | 2.0 |     |     | CP | vpmovsdb xmm0, xmm1
Total Num Of Uops: 12
⇨ 2 μops that can only use port '5'