CMOVBE (R32, R32) - Port Usage (IACA 2.3)


With blocking instructions for port '0':

Throughput Analysis Report
--------------------------
Block Throughput: 10.00 Cycles       Throughput Bottleneck: Backend. Port0

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 10.0   0.0  | 1.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 2.0  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm0, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm2, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm3, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm4, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm5, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm6, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm7, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm8, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm9, xmm1
|   1    | 1.0       |     |           |           |     |     | CP | cvtss2sd xmm10, xmm1
|   3    |           | 1.0 |           |           |     | 2.0 |    | cmovbe r8d, r9d
Total Num Of Uops: 13

With blocking instructions for port '1':

Throughput Analysis Report
--------------------------
Block Throughput: 10.00 Cycles       Throughput Bottleneck: Backend. Port1

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 1.5    0.0  | 10.0 | 0.0    0.0  | 0.0    0.0  | 0.0  | 1.5  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm0, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm2, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm3, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm4, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm5, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm6, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm7, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm8, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm9, xmm1
|   1    |           | 1.0 |           |           |     |     | CP | addpd xmm10, xmm1
|   3    | 1.5       |     |           |           |     | 1.5 |    | cmovbe r8d, r9d
Total Num Of Uops: 13

With blocking instructions for port '5':

Throughput Analysis Report
--------------------------
Block Throughput: 10.00 Cycles       Throughput Bottleneck: Backend. Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 2.0    0.0  | 1.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 10.0 |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm0, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm2, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm3, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm4, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm5, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm6, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm7, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm8, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm9, xmm1
|   1    |           |     |           |           |     | 1.0 | CP | andnpd xmm10, xmm1
|   3    | 2.0       | 1.0 |           |           |     |     |    | cmovbe r8d, r9d
Total Num Of Uops: 13

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

Throughput Analysis Report
--------------------------
Block Throughput: 5.00 Cycles       Throughput Bottleneck: Backend. Port0, Port1

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 5.0    0.0  | 5.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 3.0  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    | 1.0       |     |           |           |     |     | CP | lea r10w, ptr [r14]
|   1    |           | 1.0 |           |           |     |     | CP | lea r11w, ptr [r14]
|   1    | 1.0       |     |           |           |     |     | CP | lea r12w, ptr [r14]
|   1    |           | 1.0 |           |           |     |     | CP | lea bx, ptr [r14]
|   1    | 1.0       |     |           |           |     |     | CP | lea cx, ptr [r14]
|   1    |           | 1.0 |           |           |     |     | CP | lea dx, ptr [r14]
|   1    | 1.0       |     |           |           |     |     | CP | lea r10w, ptr [r14]
|   1    |           | 1.0 |           |           |     |     | CP | lea r11w, ptr [r14]
|   1    | 1.0       |     |           |           |     |     | CP | lea r12w, ptr [r14]
|   1    |           | 1.0 |           |           |     |     | CP | lea bx, ptr [r14]
|   3    |           |     |           |           |     | 3.0 |    | cmovbe r8d, r9d
Total Num Of Uops: 13

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

Throughput Analysis Report
--------------------------
Block Throughput: 6.00 Cycles       Throughput Bottleneck: Backend. Port0, Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 6.0    0.0  | 1.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 6.0  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    | 1.0       |     |           |           |     |     | CP | blendpd xmm0, xmm1, 0x2
|   1    |           |     |           |           |     | 1.0 | CP | blendpd xmm2, xmm1, 0x2
|   1    | 1.0       |     |           |           |     |     | CP | blendpd xmm3, xmm1, 0x2
|   1    |           |     |           |           |     | 1.0 | CP | blendpd xmm4, xmm1, 0x2
|   1    | 1.0       |     |           |           |     |     | CP | blendpd xmm5, xmm1, 0x2
|   1    |           |     |           |           |     | 1.0 | CP | blendpd xmm6, xmm1, 0x2
|   1    | 1.0       |     |           |           |     |     | CP | blendpd xmm7, xmm1, 0x2
|   1    |           |     |           |           |     | 1.0 | CP | blendpd xmm8, xmm1, 0x2
|   1    | 1.0       |     |           |           |     |     | CP | blendpd xmm9, xmm1, 0x2
|   1    |           |     |           |           |     | 1.0 | CP | blendpd xmm10, xmm1, 0x2
|   3    | 1.0       | 1.0 |           |           |     | 1.0 | CP | cmovbe r8d, r9d
Total Num Of Uops: 13
⇨ 2 μops that can only use ports {'0', '5'}

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

Throughput Analysis Report
--------------------------
Block Throughput: 5.00 Cycles       Throughput Bottleneck: Backend. Port1, Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 3.0    0.0  | 5.0  | 0.0    0.0  | 0.0    0.0  | 0.0  | 5.0  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    |           | 1.0 |           |           |     |     | CP | pabsb mmx0, mmx1
|   1    |           |     |           |           |     | 1.0 | CP | pabsb mmx2, mmx1
|   1    |           | 1.0 |           |           |     |     | CP | pabsb mmx3, mmx1
|   1    |           |     |           |           |     | 1.0 | CP | pabsb mmx4, mmx1
|   1    |           | 1.0 |           |           |     |     | CP | pabsb mmx5, mmx1
|   1    |           |     |           |           |     | 1.0 | CP | pabsb mmx6, mmx1
|   1    |           | 1.0 |           |           |     |     | CP | pabsb mmx7, mmx1
|   1    |           |     |           |           |     | 1.0 | CP | pabsb mmx0, mmx1
|   1    |           | 1.0 |           |           |     |     | CP | pabsb mmx2, mmx1
|   1    |           |     |           |           |     | 1.0 | CP | pabsb mmx3, mmx1
|   3    | 3.0       |     |           |           |     |     |    | cmovbe r8d, r9d
Total Num Of Uops: 13

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

Throughput Analysis Report
--------------------------
Block Throughput: 4.35 Cycles       Throughput Bottleneck: Backend. Port0, Port1, Port5

Port Binding In Cycles Per Iteration:
-------------------------------------------------------------------------
|  Port  |  0   -  DV  |  1   |  2   -  D   |  3   -  D   |  4   |  5   |
-------------------------------------------------------------------------
| Cycles | 4.3    0.0  | 4.3  | 0.0    0.0  | 0.0    0.0  | 0.0  | 4.3  |
-------------------------------------------------------------------------


| Num Of |              Ports pressure in cycles               |    |
|  Uops  |  0  - DV  |  1  |  2  -  D  |  3  -  D  |  4  |  5  |    |
---------------------------------------------------------------------
|   1    |           | 1.0 |           |           |     |     | 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
|   3    | 1.4       | 0.3 |           |           |     | 1.4 | CP | cmovbe r8d, r9d
Total Num Of Uops: 13
⇨ One μop that can only use ports {'0', '1', '5'}