VADDPD (ZMM, ZMM, M512) - Throughput and Uops (IACA 3.0)


With a non-indexed addressing mode

With 1 independent instruction

Throughput Analysis Report
--------------------------
Block Throughput: 0.51 Cycles       Throughput Bottleneck: Backend
Loop Count:  68
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
|  Port  |   0   -  DV   |   1   |   2   -  D    |   3   -  D    |   4   |   5   |   6   |   7   |
--------------------------------------------------------------------------------------------------
| Cycles |  0.5     0.0  |  0.0  |  0.5     0.5  |  0.5     0.5  |  0.0  |  0.5  |  0.0  |  0.0  |
--------------------------------------------------------------------------------------------------

| Num Of   |                    Ports pressure in cycles                         |      |
|  Uops    |  0  - DV    |  1   |  2  -  D    |  3  -  D    |  4   |  5   |  6   |  7   |
-----------------------------------------------------------------------------------------
|   2^     | 0.5         |      | 0.5     0.5 | 0.5     0.5 |      | 0.5  |      |      | vaddpd zmm0, zmm1, zmmword ptr [r14]
Total Num Of Uops: 2

With 16 independent instructions


Throughput Analysis Report
--------------------------
Block Throughput: 8.00 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     0.0  |  0.0  |  8.0     8.0  |  8.0     8.0  |  0.0  |  8.0  |  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         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm0, zmm1, zmmword ptr [r14]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm2, zmm1, zmmword ptr [r14+0x40]
|   2^     | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm3, zmm1, zmmword ptr [r14+0x80]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm4, zmm1, zmmword ptr [r14+0xc0]
|   2^     | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm5, zmm1, zmmword ptr [r14+0x100]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm6, zmm1, zmmword ptr [r14+0x140]
|   2^     | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm7, zmm1, zmmword ptr [r14+0x180]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm8, zmm1, zmmword ptr [r14+0x1c0]
|   2^     | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm9, zmm1, zmmword ptr [r14+0x200]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm10, zmm1, zmmword ptr [r14+0x240]
|   2^     | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm11, zmm1, zmmword ptr [r14+0x280]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm12, zmm1, zmmword ptr [r14+0x2c0]
|   2^     | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm16, zmm1, zmmword ptr [r14+0x300]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm17, zmm1, zmmword ptr [r14+0x340]
|   2^     | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm18, zmm1, zmmword ptr [r14+0x380]
|   2^     |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm19, zmm1, zmmword ptr [r14+0x3c0]
Total Num Of Uops: 32

With an indexed addressing mode

With 1 independent instruction

Throughput Analysis Report
--------------------------
Block Throughput: 0.51 Cycles       Throughput Bottleneck: FrontEnd
Loop Count:  46
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
|  Port  |   0   -  DV   |   1   |   2   -  D    |   3   -  D    |   4   |   5   |   6   |   7   |
--------------------------------------------------------------------------------------------------
| Cycles |  0.5     0.0  |  0.0  |  0.5     0.5  |  0.5     0.5  |  0.0  |  0.5  |  0.0  |  0.0  |
--------------------------------------------------------------------------------------------------

| Num Of   |                    Ports pressure in cycles                         |      |
|  Uops    |  0  - DV    |  1   |  2  -  D    |  3  -  D    |  4   |  5   |  6   |  7   |
-----------------------------------------------------------------------------------------
|   2      | 0.5         |      | 0.5     0.5 | 0.5     0.5 |      | 0.5  |      |      | vaddpd zmm0, zmm1, zmmword ptr [r14+r13*1]
Total Num Of Uops: 2

With 16 independent instructions


Throughput Analysis Report
--------------------------
Block Throughput: 8.00 Cycles       Throughput Bottleneck: Dependency chains
Loop Count:  22
Port Binding In Cycles Per Iteration:
--------------------------------------------------------------------------------------------------
|  Port  |   0   -  DV   |   1   |   2   -  D    |   3   -  D    |   4   |   5   |   6   |   7   |
--------------------------------------------------------------------------------------------------
| Cycles |  8.0     0.0  |  0.0  |  8.0     8.0  |  8.0     8.0  |  0.0  |  8.0  |  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         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm0, zmm1, zmmword ptr [r14+r13*1]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm2, zmm1, zmmword ptr [r14+r13*1+0x40]
|   2      | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm3, zmm1, zmmword ptr [r14+r13*1+0x80]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm4, zmm1, zmmword ptr [r14+r13*1+0xc0]
|   2      | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm5, zmm1, zmmword ptr [r14+r13*1+0x100]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm6, zmm1, zmmword ptr [r14+r13*1+0x140]
|   2      | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm7, zmm1, zmmword ptr [r14+r13*1+0x180]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm8, zmm1, zmmword ptr [r14+r13*1+0x1c0]
|   2      | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm9, zmm1, zmmword ptr [r14+r13*1+0x200]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm10, zmm1, zmmword ptr [r14+r13*1+0x240]
|   2      | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm11, zmm1, zmmword ptr [r14+r13*1+0x280]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm12, zmm1, zmmword ptr [r14+r13*1+0x2c0]
|   2      | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm16, zmm1, zmmword ptr [r14+r13*1+0x300]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm17, zmm1, zmmword ptr [r14+r13*1+0x340]
|   2      | 1.0         |      | 1.0     1.0 |             |      |      |      |      | vaddpd zmm18, zmm1, zmmword ptr [r14+r13*1+0x380]
|   2      |             |      |             | 1.0     1.0 |      | 1.0  |      |      | vaddpd zmm19, zmm1, zmmword ptr [r14+r13*1+0x3c0]
Total Num Of Uops: 32