SQRTSS (XMM, M32) - Throughput and Uops (IACA 3.0)


With a non-indexed addressing mode

With 1 independent instruction

Throughput Analysis Report
--------------------------
Block Throughput: 7.00 Cycles       Throughput Bottleneck: Backend
Loop Count:  62
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
|  Port  |   0   -  DV   |   1   |   2   -  D    |   3   -  D    |   4   |   5   |   6   |   7   |
--------------------------------------------------------------------------------------------------
| Cycles |  1.0     7.0  |  0.0  |  0.5     0.5  |  0.5     0.5  |  0.0  |  0.0  |  0.0  |  0.0  |
--------------------------------------------------------------------------------------------------

| Num Of   |                    Ports pressure in cycles                         |      |
|  Uops    |  0  - DV    |  1   |  2  -  D    |  3  -  D    |  4   |  5   |  6   |  7   |
-----------------------------------------------------------------------------------------
|   2^     | 1.0     7.0 |      | 0.5     0.5 | 0.5     0.5 |      |      |      |      | sqrtss xmm2, dword ptr [r14]
Total Num Of Uops: 2

With 8 independent instructions


Throughput Analysis Report
--------------------------
Block Throughput: 56.00 Cycles       Throughput Bottleneck: Backend
Loop Count:  22
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
|  Port  |   0   -  DV   |   1   |   2   -  D    |   3   -  D    |   4   |   5   |   6   |   7   |
--------------------------------------------------------------------------------------------------
| Cycles |  8.0    56.0  |  0.0  |  4.0     4.0  |  4.0     4.0  |  0.0  |  0.0  |  0.0  |  0.0  |
--------------------------------------------------------------------------------------------------

| Num Of   |                    Ports pressure in cycles                         |      |
|  Uops    |  0  - DV    |  1   |  2  -  D    |  3  -  D    |  4   |  5   |  6   |  7   |
-----------------------------------------------------------------------------------------
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm2, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm3, dword ptr [r14]
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm4, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm5, dword ptr [r14]
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm6, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm7, dword ptr [r14]
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm8, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm9, dword ptr [r14]
Total Num Of Uops: 16

With an indexed addressing mode

With 1 independent instruction

Throughput Analysis Report
--------------------------
Block Throughput: 7.00 Cycles       Throughput Bottleneck: Backend
Loop Count:  62
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
|  Port  |   0   -  DV   |   1   |   2   -  D    |   3   -  D    |   4   |   5   |   6   |   7   |
--------------------------------------------------------------------------------------------------
| Cycles |  1.0     7.0  |  0.0  |  0.5     0.5  |  0.5     0.5  |  0.0  |  0.0  |  0.0  |  0.0  |
--------------------------------------------------------------------------------------------------

| Num Of   |                    Ports pressure in cycles                         |      |
|  Uops    |  0  - DV    |  1   |  2  -  D    |  3  -  D    |  4   |  5   |  6   |  7   |
-----------------------------------------------------------------------------------------
|   2^     | 1.0     7.0 |      | 0.5     0.5 | 0.5     0.5 |      |      |      |      | sqrtss xmm2, dword ptr [r14]
Total Num Of Uops: 2

With 8 independent instructions


Throughput Analysis Report
--------------------------
Block Throughput: 56.00 Cycles       Throughput Bottleneck: Backend
Loop Count:  22
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
|  Port  |   0   -  DV   |   1   |   2   -  D    |   3   -  D    |   4   |   5   |   6   |   7   |
--------------------------------------------------------------------------------------------------
| Cycles |  8.0    56.0  |  0.0  |  4.0     4.0  |  4.0     4.0  |  0.0  |  0.0  |  0.0  |  0.0  |
--------------------------------------------------------------------------------------------------

| Num Of   |                    Ports pressure in cycles                         |      |
|  Uops    |  0  - DV    |  1   |  2  -  D    |  3  -  D    |  4   |  5   |  6   |  7   |
-----------------------------------------------------------------------------------------
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm2, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm3, dword ptr [r14]
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm4, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm5, dword ptr [r14]
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm6, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm7, dword ptr [r14]
|   2^     | 1.0     7.0 |      | 1.0     1.0 |             |      |      |      |      | sqrtss xmm8, dword ptr [r14]
|   2^     | 1.0     7.0 |      |             | 1.0     1.0 |      |      |      |      | sqrtss xmm9, dword ptr [r14]
Total Num Of Uops: 16