VBLENDVPS (YMM, YMM, YMM, YMM) - Port Usage (IACA 3.0)
With blocking instructions for ports {'0', '1'}:
Throughput Analysis Report
--------------------------
Block Throughput: 5.95 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 | 5.0 0.0 | 5.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 2.0 | 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 | | | | | | | | vcvtph2ps xmm4, xmm5
| 2 | | 1.0 | | | | | | | vcvtph2ps xmm6, xmm5
| 2 | 1.0 | | | | | | | | vcvtph2ps xmm7, xmm5
| 2 | | 1.0 | | | | | | | vcvtph2ps xmm8, xmm5
| 2 | 1.0 | | | | | | | | vcvtph2ps xmm9, xmm5
| 2 | | 1.0 | | | | | | | vcvtph2ps xmm10, xmm5
| 2 | 1.0 | | | | | | | | vcvtph2ps xmm11, xmm5
| 2 | | 1.0 | | | | | | | vcvtph2ps xmm12, xmm5
| 2 | 1.0 | | | | | | | | vcvtph2ps xmm4, xmm5
| 2 | | 1.0 | | | | | | | vcvtph2ps xmm6, xmm5
| 2 | | | | | | 2.0 | | | vblendvps ymm0, ymm1, ymm2, ymm3
Total Num Of Uops: 22
With blocking instructions for ports {'0', '5'}:
Throughput Analysis Report
--------------------------
Block Throughput: 4.95 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 | 5.0 0.0 | 2.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 5.0 | 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 | | | | | | | | movq mmx0, mmx1
| 1 | | | | | | 1.0 | | | movq mmx2, mmx1
| 1 | 1.0 | | | | | | | | movq mmx3, mmx1
| 1 | | | | | | 1.0 | | | movq mmx4, mmx1
| 1 | 1.0 | | | | | | | | movq mmx5, mmx1
| 1 | | | | | | 1.0 | | | movq mmx6, mmx1
| 1 | 1.0 | | | | | | | | movq mmx7, mmx1
| 1 | | | | | | 1.0 | | | movq mmx0, mmx1
| 1 | 1.0 | | | | | | | | movq mmx2, mmx1
| 1 | | | | | | 1.0 | | | movq mmx3, mmx1
| 2 | | 2.0 | | | | | | | vblendvps ymm0, ymm1, ymm2, ymm3
Total Num Of Uops: 12
With blocking instructions for ports {'1', '5'}:
Throughput Analysis Report
--------------------------
Block Throughput: 4.95 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 | 2.0 0.0 | 5.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 5.0 | 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 | | | | | | | lea r8w, ptr [r14]
| 1 | | | | | | 1.0 | | | lea r9w, ptr [r14]
| 1 | | 1.0 | | | | | | | lea r10w, ptr [r14]
| 1 | | | | | | 1.0 | | | lea r11w, ptr [r14]
| 1 | | 1.0 | | | | | | | lea r12w, ptr [r14]
| 1 | | | | | | 1.0 | | | lea bx, ptr [r14]
| 1 | | 1.0 | | | | | | | lea cx, ptr [r14]
| 1 | | | | | | 1.0 | | | lea dx, ptr [r14]
| 1 | | 1.0 | | | | | | | lea r8w, ptr [r14]
| 1 | | | | | | 1.0 | | | lea r9w, ptr [r14]
| 2 | 2.0 | | | | | | | | vblendvps ymm0, ymm1, ymm2, ymm3
Total Num Of Uops: 12
With blocking instructions for ports {'0', '1', '5'}:
Throughput Analysis Report
--------------------------
Block Throughput: 4.00 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 | 4.0 0.0 | 4.0 | 0.0 0.0 | 0.0 0.0 | 0.0 | 4.0 | 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 | | | | | | | | vmovq xmm4, xmm5
| 1 | | 1.0 | | | | | | | vmovq xmm6, xmm5
| 1 | | | | | | 1.0 | | | vmovq xmm7, xmm5
| 1 | 1.0 | | | | | | | | vmovq xmm8, xmm5
| 1 | | 1.0 | | | | | | | vmovq xmm9, xmm5
| 1 | | | | | | 1.0 | | | vmovq xmm10, xmm5
| 1 | 1.0 | | | | | | | | vmovq xmm11, xmm5
| 1 | | 1.0 | | | | | | | vmovq xmm12, xmm5
| 1 | | | | | | 1.0 | | | vmovq xmm4, xmm5
| 1 | 1.0 | | | | | | | | vmovq xmm6, xmm5
| 2 | | 1.0 | | | | 1.0 | | | vblendvps ymm0, ymm1, ymm2, ymm3
Total Num Of Uops: 12
⇨ 2 μops that can only use ports {'0', '1', '5'}