CMOVBE (R32, R32) - Port Usage (IACA 2.1)


With blocking instructions for ports {'0', '5'}:

Throughput Analysis Report
--------------------------
Block Throughput: 5.50 Cycles       Throughput Bottleneck: Port0, Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 5.5    0.0  | 1.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 5.5  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx0, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx2, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx3, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx4, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx5, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx6, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx7, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx0, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx2, mmx1
|   1    | 0.5       |     |           |           |     | 0.5 | CP | pabsb mmx3, mmx1
|   2    | 0.5       | 1.0 |           |           |     | 0.5 | CP | cmovbe r8d, r9d
Total Num Of Uops: 12
⇨ One μop that can only use ports {'0', '5'}

With blocking instructions for ports {'0', '1', '5'}:

Throughput Analysis Report
--------------------------
Block Throughput: 4.70 Cycles       Throughput Bottleneck: Port0, Port1, Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 4.7    0.0  | 4.7  | 0.0    0.0  | 0.0    0.0  | 0.0  | 4.7  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    | 0.3       | 0.7 |           |           |     |     | CP | movq xmm0, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm2, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm3, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm4, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm5, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm6, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm7, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm8, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm9, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm10, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm11, xmm1
|   1    | 0.3       | 0.3 |           |           |     | 0.3 | CP | movq xmm12, xmm1
|   2    | 0.6       | 0.3 |           |           |     | 1.0 | CP | cmovbe r8d, r9d
Total Num Of Uops: 14
⇨ One μop that can only use ports {'0', '1', '5'}