LEA_B_I_D8 (R32)

With unroll_count=500 and no inner loop

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 1.0
- Reference cycles: 0.63
- UOPS_EXECUTED.THREAD: 1.0
- RETIRE_SLOTS: 1.0
- UOPS_MITE: 1.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 1.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.25

With loop_count=1000 and unroll_count=10

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 1.2
- Core cycles: 1.0
- Reference cycles: 0.68
- UOPS_EXECUTED.THREAD: 1.1
- RETIRE_SLOTS: 1.1
- UOPS_MITE: 0.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 1.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.1
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 1.02
- Core cycles: 1.0
- Reference cycles: 0.65
- UOPS_EXECUTED.THREAD: 1.01
- RETIRE_SLOTS: 1.01
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 1.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.01
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 4.0
- Core cycles: 4.0
- Reference cycles: 2.92
- UOPS_EXECUTED.THREAD: 4.0
- RETIRE_SLOTS: 4.0
- UOPS_MITE: 4.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 1.0

With loop_count=1000 and unroll_count=2

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 5.0
- Core cycles: 4.0
- Reference cycles: 2.59
- UOPS_EXECUTED.THREAD: 4.5
- RETIRE_SLOTS: 4.5
- UOPS_MITE: 0.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.5
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 4.1
- Core cycles: 4.0
- Reference cycles: 2.56
- UOPS_EXECUTED.THREAD: 4.05
- RETIRE_SLOTS: 4.05
- UOPS_MITE: 0.04
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.05
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]
  14:	47 8d 64 2e 08       	lea    r12d,[r14+r13*1+0x8]
  19:	43 8d 5c 2e 08       	lea    ebx,[r14+r13*1+0x8]
  1e:	43 8d 4c 2e 08       	lea    ecx,[r14+r13*1+0x8]
  23:	43 8d 54 2e 08       	lea    edx,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 8.0
- Reference cycles: 5.0
- UOPS_EXECUTED.THREAD: 8.0
- RETIRE_SLOTS: 8.0
- UOPS_MITE: 8.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 8.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 2.0

With loop_count=1000 and unroll_count=1

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]
  14:	47 8d 64 2e 08       	lea    r12d,[r14+r13*1+0x8]
  19:	43 8d 5c 2e 08       	lea    ebx,[r14+r13*1+0x8]
  1e:	43 8d 4c 2e 08       	lea    ecx,[r14+r13*1+0x8]
  23:	43 8d 54 2e 08       	lea    edx,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 10.0
- Core cycles: 8.0
- Reference cycles: 5.15
- UOPS_EXECUTED.THREAD: 9.0
- RETIRE_SLOTS: 9.0
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 8.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 1.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]
  14:	47 8d 64 2e 08       	lea    r12d,[r14+r13*1+0x8]
  19:	43 8d 5c 2e 08       	lea    ebx,[r14+r13*1+0x8]
  1e:	43 8d 4c 2e 08       	lea    ecx,[r14+r13*1+0x8]
  23:	43 8d 54 2e 08       	lea    edx,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 8.2
- Core cycles: 8.0
- Reference cycles: 5.25
- UOPS_EXECUTED.THREAD: 8.1
- RETIRE_SLOTS: 8.1
- UOPS_MITE: 0.08
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 8.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.1
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.02

With 11 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]
  14:	47 8d 64 2e 08       	lea    r12d,[r14+r13*1+0x8]
  19:	43 8d 5c 2e 08       	lea    ebx,[r14+r13*1+0x8]
  1e:	43 8d 4c 2e 08       	lea    ecx,[r14+r13*1+0x8]
  23:	43 8d 54 2e 08       	lea    edx,[r14+r13*1+0x8]
  28:	43 8d 7c 2e 08       	lea    edi,[r14+r13*1+0x8]
  2d:	43 8d 74 2e 08       	lea    esi,[r14+r13*1+0x8]
  32:	43 8d 6c 2e 08       	lea    ebp,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 11.0
- Core cycles: 11.0
- Reference cycles: 6.46
- UOPS_EXECUTED.THREAD: 11.0
- RETIRE_SLOTS: 11.0
- UOPS_MITE: 11.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 11.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.02
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 2.75

With loop_count=1000 and unroll_count=1

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]
  14:	47 8d 64 2e 08       	lea    r12d,[r14+r13*1+0x8]
  19:	43 8d 5c 2e 08       	lea    ebx,[r14+r13*1+0x8]
  1e:	43 8d 4c 2e 08       	lea    ecx,[r14+r13*1+0x8]
  23:	43 8d 54 2e 08       	lea    edx,[r14+r13*1+0x8]
  28:	43 8d 7c 2e 08       	lea    edi,[r14+r13*1+0x8]
  2d:	43 8d 74 2e 08       	lea    esi,[r14+r13*1+0x8]
  32:	43 8d 6c 2e 08       	lea    ebp,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 13.0
- Core cycles: 11.0
- Reference cycles: 7.5
- UOPS_EXECUTED.THREAD: 12.0
- RETIRE_SLOTS: 12.0
- UOPS_MITE: 12.06
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 11.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 1.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 3.02

With loop_count=100 and unroll_count=10

Code:

   0:	47 8d 44 2e 08       	lea    r8d,[r14+r13*1+0x8]
   5:	47 8d 4c 2e 08       	lea    r9d,[r14+r13*1+0x8]
   a:	47 8d 54 2e 08       	lea    r10d,[r14+r13*1+0x8]
   f:	47 8d 5c 2e 08       	lea    r11d,[r14+r13*1+0x8]
  14:	47 8d 64 2e 08       	lea    r12d,[r14+r13*1+0x8]
  19:	43 8d 5c 2e 08       	lea    ebx,[r14+r13*1+0x8]
  1e:	43 8d 4c 2e 08       	lea    ecx,[r14+r13*1+0x8]
  23:	43 8d 54 2e 08       	lea    edx,[r14+r13*1+0x8]
  28:	43 8d 7c 2e 08       	lea    edi,[r14+r13*1+0x8]
  2d:	43 8d 74 2e 08       	lea    esi,[r14+r13*1+0x8]
  32:	43 8d 6c 2e 08       	lea    ebp,[r14+r13*1+0x8]

Show nanoBench command
Results:
- Instructions retired: 11.2
- Core cycles: 11.0
- Reference cycles: 7.13
- UOPS_EXECUTED.THREAD: 11.1
- RETIRE_SLOTS: 11.1
- UOPS_MITE: 0.11
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 11.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.0
- UOPS_PORT_6: 0.1
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.03

LEA_B_I_D8 (R32) - Throughput and Uops

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 11 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