POR (XMM, XMM)

With unroll_count=500 and no inner loop

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1

Show nanoBench command
Results:
- MPERF: 0.81
- APERF: 1.0
- UOPS: 1.0
- FpuPipeAssignment.Total0: 0.25
- FpuPipeAssignment.Total1: 0.21
- FpuPipeAssignment.Total2: 0.25
- FpuPipeAssignment.Total3: 0.29
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1

Show nanoBench command
Results:
- MPERF: 0.81
- APERF: 1.0
- UOPS: 1.1
- FpuPipeAssignment.Total0: 0.29
- FpuPipeAssignment.Total1: 0.29
- FpuPipeAssignment.Total2: 0.21
- FpuPipeAssignment.Total3: 0.21
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1

Show nanoBench command
Results:
- MPERF: 0.8
- APERF: 1.0
- UOPS: 1.01
- FpuPipeAssignment.Total0: 0.25
- FpuPipeAssignment.Total1: 0.21
- FpuPipeAssignment.Total2: 0.25
- FpuPipeAssignment.Total3: 0.29
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4

Show nanoBench command
Results:
- MPERF: 0.8
- APERF: 1.0
- UOPS: 4.0
- FpuPipeAssignment.Total0: 1.0
- FpuPipeAssignment.Total1: 1.0
- FpuPipeAssignment.Total2: 1.0
- FpuPipeAssignment.Total3: 1.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=2

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4

Show nanoBench command
Results:
- MPERF: 0.9
- APERF: 1.12
- UOPS: 4.5
- FpuPipeAssignment.Total0: 1.0
- FpuPipeAssignment.Total1: 1.0
- FpuPipeAssignment.Total2: 1.0
- FpuPipeAssignment.Total3: 1.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4

Show nanoBench command
Results:
- MPERF: 0.8
- APERF: 1.0
- UOPS: 4.05
- FpuPipeAssignment.Total0: 1.0
- FpuPipeAssignment.Total1: 1.0
- FpuPipeAssignment.Total2: 1.0
- FpuPipeAssignment.Total3: 1.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1
  10:	66 0f eb e9          	por    xmm5,xmm1
  14:	66 0f eb f1          	por    xmm6,xmm1
  18:	66 0f eb f9          	por    xmm7,xmm1
  1c:	66 44 0f eb c1       	por    xmm8,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8

Show nanoBench command
Results:
- MPERF: 1.6
- APERF: 2.0
- UOPS: 8.0
- FpuPipeAssignment.Total0: 2.0
- FpuPipeAssignment.Total1: 2.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1
  10:	66 0f eb e9          	por    xmm5,xmm1
  14:	66 0f eb f1          	por    xmm6,xmm1
  18:	66 0f eb f9          	por    xmm7,xmm1
  1c:	66 44 0f eb c1       	por    xmm8,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8

Show nanoBench command
Results:
- MPERF: 1.6
- APERF: 2.01
- UOPS: 9.0
- FpuPipeAssignment.Total0: 2.0
- FpuPipeAssignment.Total1: 2.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1
  10:	66 0f eb e9          	por    xmm5,xmm1
  14:	66 0f eb f1          	por    xmm6,xmm1
  18:	66 0f eb f9          	por    xmm7,xmm1
  1c:	66 44 0f eb c1       	por    xmm8,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8

Show nanoBench command
Results:
- MPERF: 1.63
- APERF: 2.01
- UOPS: 8.1
- FpuPipeAssignment.Total0: 2.0
- FpuPipeAssignment.Total1: 2.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With 12 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1
  10:	66 0f eb e9          	por    xmm5,xmm1
  14:	66 0f eb f1          	por    xmm6,xmm1
  18:	66 0f eb f9          	por    xmm7,xmm1
  1c:	66 44 0f eb c1       	por    xmm8,xmm1
  21:	66 44 0f eb c9       	por    xmm9,xmm1
  26:	66 44 0f eb d1       	por    xmm10,xmm1
  2b:	66 44 0f eb d9       	por    xmm11,xmm1
  30:	66 44 0f eb e1       	por    xmm12,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- MPERF: 2.59
- APERF: 3.31
- UOPS: 12.0
- FpuPipeAssignment.Total0: 3.0
- FpuPipeAssignment.Total1: 3.0
- FpuPipeAssignment.Total2: 3.0
- FpuPipeAssignment.Total3: 3.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1
  10:	66 0f eb e9          	por    xmm5,xmm1
  14:	66 0f eb f1          	por    xmm6,xmm1
  18:	66 0f eb f9          	por    xmm7,xmm1
  1c:	66 44 0f eb c1       	por    xmm8,xmm1
  21:	66 44 0f eb c9       	por    xmm9,xmm1
  26:	66 44 0f eb d1       	por    xmm10,xmm1
  2b:	66 44 0f eb d9       	por    xmm11,xmm1
  30:	66 44 0f eb e1       	por    xmm12,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- MPERF: 2.41
- APERF: 3.01
- UOPS: 13.0
- FpuPipeAssignment.Total0: 3.0
- FpuPipeAssignment.Total1: 3.0
- FpuPipeAssignment.Total2: 3.0
- FpuPipeAssignment.Total3: 3.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	66 0f eb c1          	por    xmm0,xmm1
   4:	66 0f eb d1          	por    xmm2,xmm1
   8:	66 0f eb d9          	por    xmm3,xmm1
   c:	66 0f eb e1          	por    xmm4,xmm1
  10:	66 0f eb e9          	por    xmm5,xmm1
  14:	66 0f eb f1          	por    xmm6,xmm1
  18:	66 0f eb f9          	por    xmm7,xmm1
  1c:	66 44 0f eb c1       	por    xmm8,xmm1
  21:	66 44 0f eb c9       	por    xmm9,xmm1
  26:	66 44 0f eb d1       	por    xmm10,xmm1
  2b:	66 44 0f eb d9       	por    xmm11,xmm1
  30:	66 44 0f eb e1       	por    xmm12,xmm1

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- MPERF: 2.42
- APERF: 3.01
- UOPS: 12.1
- FpuPipeAssignment.Total0: 3.0
- FpuPipeAssignment.Total1: 3.0
- FpuPipeAssignment.Total2: 3.0
- FpuPipeAssignment.Total3: 3.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With the same register for for different operands

With 1 independent instruction

With unroll_count=500 and no inner loop

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0

Init:
```
VZEROALL;
PXOR XMM0, XMM0
```
Show nanoBench command
Results:
- MPERF: 0.83
- APERF: 1.0
- UOPS: 1.0
- FpuPipeAssignment.Total0: 0.25
- FpuPipeAssignment.Total1: 0.25
- FpuPipeAssignment.Total2: 0.25
- FpuPipeAssignment.Total3: 0.25
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0

Init:
```
VZEROALL;
PXOR XMM0, XMM0
```
Show nanoBench command
Results:
- MPERF: 0.81
- APERF: 1.0
- UOPS: 1.1
- FpuPipeAssignment.Total0: 0.21
- FpuPipeAssignment.Total1: 0.25
- FpuPipeAssignment.Total2: 0.29
- FpuPipeAssignment.Total3: 0.25
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0

Init:
```
VZEROALL;
PXOR XMM0, XMM0
```
Show nanoBench command
Results:
- MPERF: 0.81
- APERF: 1.0
- UOPS: 1.01
- FpuPipeAssignment.Total0: 0.25
- FpuPipeAssignment.Total1: 0.25
- FpuPipeAssignment.Total2: 0.25
- FpuPipeAssignment.Total3: 0.25
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3

Show nanoBench command
Results:
- MPERF: 0.93
- APERF: 1.0
- UOPS: 4.0
- FpuPipeAssignment.Total0: 1.0
- FpuPipeAssignment.Total1: 1.0
- FpuPipeAssignment.Total2: 1.0
- FpuPipeAssignment.Total3: 1.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=2

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3

Show nanoBench command
Results:
- MPERF: 0.9
- APERF: 1.12
- UOPS: 4.5
- FpuPipeAssignment.Total0: 1.0
- FpuPipeAssignment.Total1: 1.0
- FpuPipeAssignment.Total2: 1.0
- FpuPipeAssignment.Total3: 1.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3

Show nanoBench command
Results:
- MPERF: 0.8
- APERF: 1.0
- UOPS: 4.05
- FpuPipeAssignment.Total0: 1.0
- FpuPipeAssignment.Total1: 1.0
- FpuPipeAssignment.Total2: 1.0
- FpuPipeAssignment.Total3: 1.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3
  10:	66 0f eb e4          	por    xmm4,xmm4
  14:	66 0f eb ed          	por    xmm5,xmm5
  18:	66 0f eb f6          	por    xmm6,xmm6
  1c:	66 0f eb ff          	por    xmm7,xmm7

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7

Show nanoBench command
Results:
- MPERF: 1.73
- APERF: 2.0
- UOPS: 8.0
- FpuPipeAssignment.Total0: 2.0
- FpuPipeAssignment.Total1: 2.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3
  10:	66 0f eb e4          	por    xmm4,xmm4
  14:	66 0f eb ed          	por    xmm5,xmm5
  18:	66 0f eb f6          	por    xmm6,xmm6
  1c:	66 0f eb ff          	por    xmm7,xmm7

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7

Show nanoBench command
Results:
- MPERF: 1.63
- APERF: 2.0
- UOPS: 9.0
- FpuPipeAssignment.Total0: 2.0
- FpuPipeAssignment.Total1: 2.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3
  10:	66 0f eb e4          	por    xmm4,xmm4
  14:	66 0f eb ed          	por    xmm5,xmm5
  18:	66 0f eb f6          	por    xmm6,xmm6
  1c:	66 0f eb ff          	por    xmm7,xmm7

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7

Show nanoBench command
Results:
- MPERF: 1.62
- APERF: 2.0
- UOPS: 8.1
- FpuPipeAssignment.Total0: 2.0
- FpuPipeAssignment.Total1: 2.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With 13 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3
  10:	66 0f eb e4          	por    xmm4,xmm4
  14:	66 0f eb ed          	por    xmm5,xmm5
  18:	66 0f eb f6          	por    xmm6,xmm6
  1c:	66 0f eb ff          	por    xmm7,xmm7
  20:	66 45 0f eb c0       	por    xmm8,xmm8
  25:	66 45 0f eb c9       	por    xmm9,xmm9
  2a:	66 45 0f eb d2       	por    xmm10,xmm10
  2f:	66 45 0f eb db       	por    xmm11,xmm11
  34:	66 45 0f eb e4       	por    xmm12,xmm12

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- MPERF: 2.9
- APERF: 3.56
- UOPS: 13.0
- FpuPipeAssignment.Total0: 3.24
- FpuPipeAssignment.Total1: 3.26
- FpuPipeAssignment.Total2: 3.25
- FpuPipeAssignment.Total3: 3.25
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3
  10:	66 0f eb e4          	por    xmm4,xmm4
  14:	66 0f eb ed          	por    xmm5,xmm5
  18:	66 0f eb f6          	por    xmm6,xmm6
  1c:	66 0f eb ff          	por    xmm7,xmm7
  20:	66 45 0f eb c0       	por    xmm8,xmm8
  25:	66 45 0f eb c9       	por    xmm9,xmm9
  2a:	66 45 0f eb d2       	por    xmm10,xmm10
  2f:	66 45 0f eb db       	por    xmm11,xmm11
  34:	66 45 0f eb e4       	por    xmm12,xmm12

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- MPERF: 2.63
- APERF: 3.26
- UOPS: 14.0
- FpuPipeAssignment.Total0: 3.26
- FpuPipeAssignment.Total1: 3.25
- FpuPipeAssignment.Total2: 3.26
- FpuPipeAssignment.Total3: 3.25
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	66 0f eb c0          	por    xmm0,xmm0
   4:	66 0f eb c9          	por    xmm1,xmm1
   8:	66 0f eb d2          	por    xmm2,xmm2
   c:	66 0f eb db          	por    xmm3,xmm3
  10:	66 0f eb e4          	por    xmm4,xmm4
  14:	66 0f eb ed          	por    xmm5,xmm5
  18:	66 0f eb f6          	por    xmm6,xmm6
  1c:	66 0f eb ff          	por    xmm7,xmm7
  20:	66 45 0f eb c0       	por    xmm8,xmm8
  25:	66 45 0f eb c9       	por    xmm9,xmm9
  2a:	66 45 0f eb d2       	por    xmm10,xmm10
  2f:	66 45 0f eb db       	por    xmm11,xmm11
  34:	66 45 0f eb e4       	por    xmm12,xmm12

Init:

VZEROALL;
PXOR XMM0, XMM0;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- MPERF: 2.62
- APERF: 3.25
- UOPS: 13.1
- FpuPipeAssignment.Total0: 3.25
- FpuPipeAssignment.Total1: 3.25
- FpuPipeAssignment.Total2: 3.25
- FpuPipeAssignment.Total3: 3.25
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0
- DIV_CYCLES: 0.0

POR (XMM, XMM) - Throughput and Uops

With different registers for different operands

With 1 independent instruction

With unroll_count=500 and no inner loop

With loop_count=1000 and unroll_count=10

With loop_count=100 and unroll_count=100

With 4 independent instructions

With unroll_count=200 and no inner loop

With loop_count=1000 and unroll_count=2

With loop_count=100 and unroll_count=20

With 8 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With 12 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With the same register for for different operands

With 1 independent instruction

With unroll_count=500 and no inner loop

With loop_count=1000 and unroll_count=10

With loop_count=100 and unroll_count=100

With 4 independent instructions

With unroll_count=200 and no inner loop

With loop_count=1000 and unroll_count=2

With loop_count=100 and unroll_count=20

With 8 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With 13 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10