ADD_01 (R32, R32)

With unroll_count=500 and no inner loop

Code:

   0:	45 01 c8             	add    r8d,r9d

Show nanoBench command
Results:
- MPERF: 0.85
- APERF: 1.0
- UOPS: 1.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	45 01 c8             	add    r8d,r9d

Show nanoBench command
Results:
- MPERF: 0.87
- APERF: 1.0
- UOPS: 1.2
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	45 01 c8             	add    r8d,r9d

Show nanoBench command
Results:
- MPERF: 0.87
- APERF: 1.0
- UOPS: 1.02
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d

Show nanoBench command
Results:
- MPERF: 0.88
- APERF: 1.05
- UOPS: 4.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=2

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d

Show nanoBench command
Results:
- MPERF: 1.31
- APERF: 1.5
- UOPS: 5.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d

Show nanoBench command
Results:
- MPERF: 1.66
- APERF: 1.9
- UOPS: 4.1
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d
   c:	45 01 cd             	add    r13d,r9d
   f:	45 01 ce             	add    r14d,r9d
  12:	44 01 cb             	add    ebx,r9d
  15:	44 01 c9             	add    ecx,r9d

Show nanoBench command
Results:
- MPERF: 1.93
- APERF: 2.1
- UOPS: 8.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d
   c:	45 01 cd             	add    r13d,r9d
   f:	45 01 ce             	add    r14d,r9d
  12:	44 01 cb             	add    ebx,r9d
  15:	44 01 c9             	add    ecx,r9d

Show nanoBench command
Results:
- MPERF: 2.62
- APERF: 3.0
- UOPS: 10.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d
   c:	45 01 cd             	add    r13d,r9d
   f:	45 01 ce             	add    r14d,r9d
  12:	44 01 cb             	add    ebx,r9d
  15:	44 01 c9             	add    ecx,r9d

Show nanoBench command
Results:
- MPERF: 3.32
- APERF: 3.81
- UOPS: 8.2
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With 12 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d
   c:	45 01 cd             	add    r13d,r9d
   f:	45 01 ce             	add    r14d,r9d
  12:	44 01 cb             	add    ebx,r9d
  15:	44 01 c9             	add    ecx,r9d
  18:	44 01 ca             	add    edx,r9d
  1b:	44 01 cf             	add    edi,r9d
  1e:	44 01 ce             	add    esi,r9d
  21:	44 01 cd             	add    ebp,r9d

Show nanoBench command
Results:
- MPERF: 2.66
- APERF: 3.0
- UOPS: 12.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d
   c:	45 01 cd             	add    r13d,r9d
   f:	45 01 ce             	add    r14d,r9d
  12:	44 01 cb             	add    ebx,r9d
  15:	44 01 c9             	add    ecx,r9d
  18:	44 01 ca             	add    edx,r9d
  1b:	44 01 cf             	add    edi,r9d
  1e:	44 01 ce             	add    esi,r9d
  21:	44 01 cd             	add    ebp,r9d

Show nanoBench command
Results:
- MPERF: 3.48
- APERF: 4.0
- UOPS: 14.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	45 01 c8             	add    r8d,r9d
   3:	45 01 ca             	add    r10d,r9d
   6:	45 01 cb             	add    r11d,r9d
   9:	45 01 cc             	add    r12d,r9d
   c:	45 01 cd             	add    r13d,r9d
   f:	45 01 ce             	add    r14d,r9d
  12:	44 01 cb             	add    ebx,r9d
  15:	44 01 c9             	add    ecx,r9d
  18:	44 01 ca             	add    edx,r9d
  1b:	44 01 cf             	add    edi,r9d
  1e:	44 01 ce             	add    esi,r9d
  21:	44 01 cd             	add    ebp,r9d

Show nanoBench command
Results:
- MPERF: 4.18
- APERF: 4.81
- UOPS: 12.2
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With the same register for for different operands

With unroll_count=500 and no inner loop

Code:

   0:	45 01 c0             	add    r8d,r8d

Show nanoBench command
Results:
- MPERF: 0.87
- APERF: 1.0
- UOPS: 1.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	45 01 c0             	add    r8d,r8d

Show nanoBench command
Results:
- MPERF: 0.87
- APERF: 1.0
- UOPS: 1.2
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	45 01 c0             	add    r8d,r8d

Show nanoBench command
Results:
- MPERF: 0.87
- APERF: 1.0
- UOPS: 1.02
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.0
- FpuPipeAssignment.Total3: 0.0
- DIV_CYCLES: 0.0

ADD_01 (R32, R32) - 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 unroll_count=500 and no inner loop

With loop_count=1000 and unroll_count=10

With loop_count=100 and unroll_count=100