BTS (M64, 0) - Throughput and Uops

With unroll_count=500 and no inner loop

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.0
  • Core cycles: 1.0
  • Reference cycles: 0.74
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 3.0
  • UOPS_MITE: 2.97
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With unroll_count=500, no inner loop, and 1 NOP

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	90                   	nop
  

• Show nanoBench command
• Results:
  • Instructions retired: 2.0
  • Core cycles: 1.0
  • Reference cycles: 0.77
  • 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: 1.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With unroll_count=500, no inner loop, and 2 NOPs

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	90                   	nop
     6:	90                   	nop
  

• Show nanoBench command
• Results:
  • Instructions retired: 3.0
  • Core cycles: 1.0
  • Reference cycles: 0.77
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 5.0
  • UOPS_MITE: 4.96
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With unroll_count=500, no inner loop, and 3 NOPs

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	90                   	nop
     6:	90                   	nop
     7:	90                   	nop
  

• Show nanoBench command
• Results:
  • Instructions retired: 4.0
  • Core cycles: 1.0
  • Reference cycles: 0.77
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 6.0
  • UOPS_MITE: 6.0
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With unroll_count=500, no inner loop, and 4 NOPs

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	90                   	nop
     6:	90                   	nop
     7:	90                   	nop
     8:	90                   	nop
  

• Show nanoBench command
• Results:
  • Instructions retired: 5.0
  • Core cycles: 2.0
  • Reference cycles: 1.44
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 7.0
  • UOPS_MITE: 7.01
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 2.0

With loop_count=1000 and unroll_count=10

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.2
  • Core cycles: 1.0
  • Reference cycles: 0.75
  • UOPS_EXECUTED.THREAD: 4.1
  • RETIRE_SLOTS: 3.1
  • UOPS_MITE: 3.1
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With loop_count=1000, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.2
  • Core cycles: 1.0
  • Reference cycles: 0.75
  • UOPS_EXECUTED.THREAD: 4.1
  • RETIRE_SLOTS: 3.1
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=100

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.02
  • Core cycles: 1.0
  • Reference cycles: 0.75
  • UOPS_EXECUTED.THREAD: 4.01
  • RETIRE_SLOTS: 3.01
  • UOPS_MITE: 3.01
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.01
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With loop_count=100, unroll_count=100, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.02
  • Core cycles: 1.0
  • Reference cycles: 0.75
  • UOPS_EXECUTED.THREAD: 4.01
  • RETIRE_SLOTS: 3.01
  • UOPS_MITE: 0.03
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.01
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With additional dependency-breaking instructions

With unroll_count=500 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 2.0
  • Core cycles: 1.0
  • Reference cycles: 0.77
  • UOPS_EXECUTED.THREAD: 5.0
  • RETIRE_SLOTS: 4.0
  • UOPS_MITE: 4.0
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.3
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.4
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.3
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With loop_count=1000 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 2.2
  • Core cycles: 1.0
  • Reference cycles: 0.75
  • UOPS_EXECUTED.THREAD: 5.1
  • RETIRE_SLOTS: 4.1
  • UOPS_MITE: 0.01
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.35
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.3
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.45
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=1000, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 2.2
  • Core cycles: 1.0
  • Reference cycles: 0.76
  • UOPS_EXECUTED.THREAD: 5.1
  • RETIRE_SLOTS: 4.1
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.31
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.27
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.52
  • UOPS_PORT_5B>=2: 0.05
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=100

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 2.02
  • Core cycles: 1.0
  • Reference cycles: 0.75
  • UOPS_EXECUTED.THREAD: 5.01
  • RETIRE_SLOTS: 4.01
  • UOPS_MITE: 0.04
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.24
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.3
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.47
  • UOPS_PORT_5B>=2: 0.05
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100, unroll_count=100, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 2.02
  • Core cycles: 1.01
  • Reference cycles: 0.76
  • UOPS_EXECUTED.THREAD: 5.01
  • RETIRE_SLOTS: 4.01
  • UOPS_MITE: 0.04
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.24
  • UOPS_PORT_1: 1.0
  • UOPS_PORT_6: 0.3
  • UOPS_PORT_49: 1.0
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.47
  • UOPS_PORT_5B>=2: 0.05
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With unroll_count=200 and no inner loop

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 4.0
  • Core cycles: 4.09
  • Reference cycles: 3.04
  • UOPS_EXECUTED.THREAD: 16.0
  • RETIRE_SLOTS: 12.0
  • UOPS_MITE: 11.87
  • UOPS_MS: 0.18
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 3.97

With loop_count=1000 and unroll_count=2

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 5.0
  • Core cycles: 4.0
  • Reference cycles: 3.02
  • UOPS_EXECUTED.THREAD: 16.51
  • RETIRE_SLOTS: 12.5
  • UOPS_MITE: 3.64
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.5
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.16

With loop_count=1000, unroll_count=2, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 5.0
  • Core cycles: 4.0
  • Reference cycles: 3.02
  • UOPS_EXECUTED.THREAD: 16.51
  • RETIRE_SLOTS: 12.5
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.5
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 4.1
  • Core cycles: 4.01
  • Reference cycles: 3.02
  • UOPS_EXECUTED.THREAD: 16.05
  • RETIRE_SLOTS: 12.05
  • UOPS_MITE: 12.04
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.05
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 4.0

With loop_count=100, unroll_count=20, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 4.1
  • Core cycles: 4.0
  • Reference cycles: 3.02
  • UOPS_EXECUTED.THREAD: 16.05
  • RETIRE_SLOTS: 12.05
  • UOPS_MITE: 0.1
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.05
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With additional dependency-breaking instructions

With unroll_count=200 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 5.0
  • Core cycles: 4.11
  • Reference cycles: 2.88
  • UOPS_EXECUTED.THREAD: 17.0
  • RETIRE_SLOTS: 13.0
  • UOPS_MITE: 12.9
  • UOPS_MS: 0.19
  • UOPS_PORT_0: 0.33
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.33
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.35
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 3.97

With loop_count=1000 and unroll_count=2

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 6.0
  • Core cycles: 4.0
  • Reference cycles: 3.0
  • UOPS_EXECUTED.THREAD: 17.51
  • RETIRE_SLOTS: 13.5
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.17
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.83
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.5
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=1000, unroll_count=2, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    20:	40                   	rex
    21:	40                   	rex
    22:	40                   	rex
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    2f:	40                   	rex
    30:	40                   	rex
    31:	40                   	rex
    32:	40                   	rex
    33:	40                   	rex
    34:	40                   	rex
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 6.0
  • Core cycles: 4.0
  • Reference cycles: 3.01
  • UOPS_EXECUTED.THREAD: 17.51
  • RETIRE_SLOTS: 13.5
  • UOPS_MITE: 0.01
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.17
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.83
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.5
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 5.1
  • Core cycles: 4.0
  • Reference cycles: 3.01
  • UOPS_EXECUTED.THREAD: 17.05
  • RETIRE_SLOTS: 13.05
  • UOPS_MITE: 0.12
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.24
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.26
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.55
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With loop_count=100, unroll_count=20, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    20:	40                   	rex
    21:	40                   	rex
    22:	40                   	rex
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    2f:	40                   	rex
    30:	40                   	rex
    31:	40                   	rex
    32:	40                   	rex
    33:	40                   	rex
    34:	40                   	rex
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 5.1
  • Core cycles: 4.0
  • Reference cycles: 2.99
  • UOPS_EXECUTED.THREAD: 17.05
  • RETIRE_SLOTS: 13.05
  • UOPS_MITE: 0.12
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.32
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 0.29
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.44
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With additional dependency-breaking instructions (before each instruction)

With unroll_count=200 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 8.0
  • Core cycles: 4.08
  • Reference cycles: 2.88
  • UOPS_EXECUTED.THREAD: 20.01
  • RETIRE_SLOTS: 16.0
  • UOPS_MITE: 15.8
  • UOPS_MS: 0.18
  • UOPS_PORT_0: 1.18
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 1.55
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 1.27
  • UOPS_PORT_5B>=2: 0.01
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 3.97

With loop_count=1000 and unroll_count=2

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 9.0
  • Core cycles: 4.0
  • Reference cycles: 3.01
  • UOPS_EXECUTED.THREAD: 20.51
  • RETIRE_SLOTS: 16.5
  • UOPS_MITE: 0.01
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.98
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 1.36
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 2.16
  • UOPS_PORT_5B>=2: 0.25
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=1000, unroll_count=2, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	40                   	rex
    2a:	40                   	rex
    2b:	40                   	rex
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	40                   	rex
    39:	40                   	rex
    3a:	40                   	rex
    3b:	40                   	rex
    3c:	40                   	rex
    3d:	40                   	rex
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 9.0
  • Core cycles: 4.0
  • Reference cycles: 2.99
  • UOPS_EXECUTED.THREAD: 20.51
  • RETIRE_SLOTS: 16.5
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.99
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 1.36
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 2.16
  • UOPS_PORT_5B>=2: 0.23
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 8.1
  • Core cycles: 4.01
  • Reference cycles: 3.02
  • UOPS_EXECUTED.THREAD: 20.05
  • RETIRE_SLOTS: 16.05
  • UOPS_MITE: 0.14
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.98
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 1.04
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 2.03
  • UOPS_PORT_5B>=2: 0.24
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With loop_count=100, unroll_count=20, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	40                   	rex
    2a:	40                   	rex
    2b:	40                   	rex
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	40                   	rex
    39:	40                   	rex
    3a:	40                   	rex
    3b:	40                   	rex
    3c:	40                   	rex
    3d:	40                   	rex
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 8.1
  • Core cycles: 4.0
  • Reference cycles: 3.01
  • UOPS_EXECUTED.THREAD: 20.05
  • RETIRE_SLOTS: 16.05
  • UOPS_MITE: 0.24
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.96
  • UOPS_PORT_1: 4.0
  • UOPS_PORT_6: 1.05
  • UOPS_PORT_49: 4.0
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 2.04
  • UOPS_PORT_5B>=2: 0.24
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With unroll_count=100 and no inner loop

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    17:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    1d:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    23:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    29:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 8.0
  • Core cycles: 8.1
  • Reference cycles: 5.76
  • UOPS_EXECUTED.THREAD: 32.0
  • RETIRE_SLOTS: 24.0
  • UOPS_MITE: 23.76
  • UOPS_MS: 0.37
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 7.93

With loop_count=1000 and unroll_count=1

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    17:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    1d:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    23:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    29:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 10.0
  • Core cycles: 8.01
  • Reference cycles: 6.0
  • UOPS_EXECUTED.THREAD: 33.01
  • RETIRE_SLOTS: 25.0
  • UOPS_MITE: 7.26
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.01
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 2.33

With loop_count=1000, unroll_count=1, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 10.0
  • Core cycles: 8.01
  • Reference cycles: 6.05
  • UOPS_EXECUTED.THREAD: 33.01
  • RETIRE_SLOTS: 25.0
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    17:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    1d:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    23:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    29:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 8.2
  • Core cycles: 8.01
  • Reference cycles: 6.03
  • UOPS_EXECUTED.THREAD: 32.1
  • RETIRE_SLOTS: 24.1
  • UOPS_MITE: 24.07
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 7.99

With loop_count=100, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 8.2
  • Core cycles: 8.01
  • Reference cycles: 5.98
  • UOPS_EXECUTED.THREAD: 32.1
  • RETIRE_SLOTS: 24.1
  • UOPS_MITE: 0.21
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.08

With additional dependency-breaking instructions

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    1a:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    20:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    26:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    2c:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 9.0
  • Core cycles: 8.1
  • Reference cycles: 5.76
  • UOPS_EXECUTED.THREAD: 33.02
  • RETIRE_SLOTS: 25.0
  • UOPS_MITE: 24.88
  • UOPS_MS: 0.36
  • UOPS_PORT_0: 0.01
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.48
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.51
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 7.93

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    1a:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    20:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    26:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    2c:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 11.0
  • Core cycles: 8.01
  • Reference cycles: 6.03
  • UOPS_EXECUTED.THREAD: 34.01
  • RETIRE_SLOTS: 26.0
  • UOPS_MITE: 0.77
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.23
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 1.34
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.44
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.28

With loop_count=1000, unroll_count=1, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    20:	40                   	rex
    21:	40                   	rex
    22:	40                   	rex
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    2f:	40                   	rex
    30:	40                   	rex
    31:	40                   	rex
    32:	40                   	rex
    33:	40                   	rex
    34:	40                   	rex
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	40                   	rex
    42:	40                   	rex
    43:	40                   	rex
    44:	40                   	rex
    45:	40                   	rex
    46:	40                   	rex
    47:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	40                   	rex
    54:	40                   	rex
    55:	40                   	rex
    56:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    6b:	40                   	rex
    6c:	40                   	rex
    6d:	40                   	rex
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 11.0
  • Core cycles: 8.01
  • Reference cycles: 6.02
  • UOPS_EXECUTED.THREAD: 34.01
  • RETIRE_SLOTS: 26.0
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.22
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 1.33
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.45
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    1a:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    20:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    26:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    2c:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 9.2
  • Core cycles: 8.01
  • Reference cycles: 6.02
  • UOPS_EXECUTED.THREAD: 33.1
  • RETIRE_SLOTS: 25.1
  • UOPS_MITE: 21.9
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.27
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.31
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.52
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 7.0

With loop_count=100, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    20:	40                   	rex
    21:	40                   	rex
    22:	40                   	rex
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    2f:	40                   	rex
    30:	40                   	rex
    31:	40                   	rex
    32:	40                   	rex
    33:	40                   	rex
    34:	40                   	rex
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	40                   	rex
    42:	40                   	rex
    43:	40                   	rex
    44:	40                   	rex
    45:	40                   	rex
    46:	40                   	rex
    47:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	40                   	rex
    54:	40                   	rex
    55:	40                   	rex
    56:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    6b:	40                   	rex
    6c:	40                   	rex
    6d:	40                   	rex
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 9.2
  • Core cycles: 8.0
  • Reference cycles: 6.03
  • UOPS_EXECUTED.THREAD: 33.1
  • RETIRE_SLOTS: 25.1
  • UOPS_MITE: 0.23
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.28
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.3
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.52
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.08

With additional dependency-breaking instructions (before each instruction)

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	4d 85 ff             	test   r15,r15
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	4d 85 ff             	test   r15,r15
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 16.0
  • Core cycles: 8.09
  • Reference cycles: 6.72
  • UOPS_EXECUTED.THREAD: 40.02
  • RETIRE_SLOTS: 32.0
  • UOPS_MITE: 31.73
  • UOPS_MS: 0.36
  • UOPS_PORT_0: 2.35
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 3.1
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 2.54
  • UOPS_PORT_5B>=2: 0.01
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 7.94

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	4d 85 ff             	test   r15,r15
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	4d 85 ff             	test   r15,r15
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 18.0
  • Core cycles: 8.01
  • Reference cycles: 6.02
  • UOPS_EXECUTED.THREAD: 41.01
  • RETIRE_SLOTS: 33.0
  • UOPS_MITE: 0.02
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 2.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 2.66
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 4.34
  • UOPS_PORT_5B>=2: 0.55
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=1000, unroll_count=1, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	40                   	rex
    2a:	40                   	rex
    2b:	40                   	rex
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	40                   	rex
    39:	40                   	rex
    3a:	40                   	rex
    3b:	40                   	rex
    3c:	40                   	rex
    3d:	40                   	rex
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    47:	4d 85 ff             	test   r15,r15
    4a:	40                   	rex
    4b:	40                   	rex
    4c:	40                   	rex
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    6b:	4d 85 ff             	test   r15,r15
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	40                   	rex
    75:	40                   	rex
    76:	40                   	rex
    77:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    7d:	4d 85 ff             	test   r15,r15
    80:	40                   	rex
    81:	40                   	rex
    82:	40                   	rex
    83:	40                   	rex
    84:	40                   	rex
    85:	40                   	rex
    86:	40                   	rex
    87:	40                   	rex
    88:	40                   	rex
    89:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 18.0
  • Core cycles: 8.01
  • Reference cycles: 6.11
  • UOPS_EXECUTED.THREAD: 41.01
  • RETIRE_SLOTS: 33.0
  • UOPS_MITE: 0.02
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 2.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 2.65
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 4.32
  • UOPS_PORT_5B>=2: 0.48
  • UOPS_PORT_23A: 8.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	4d 85 ff             	test   r15,r15
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	4d 85 ff             	test   r15,r15
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 16.2
  • Core cycles: 8.01
  • Reference cycles: 6.05
  • UOPS_EXECUTED.THREAD: 40.1
  • RETIRE_SLOTS: 32.1
  • UOPS_MITE: 0.27
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 1.95
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 2.06
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 4.08
  • UOPS_PORT_5B>=2: 0.58
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.07

With loop_count=100, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	40                   	rex
    2a:	40                   	rex
    2b:	40                   	rex
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	40                   	rex
    39:	40                   	rex
    3a:	40                   	rex
    3b:	40                   	rex
    3c:	40                   	rex
    3d:	40                   	rex
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    47:	4d 85 ff             	test   r15,r15
    4a:	40                   	rex
    4b:	40                   	rex
    4c:	40                   	rex
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    6b:	4d 85 ff             	test   r15,r15
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	40                   	rex
    75:	40                   	rex
    76:	40                   	rex
    77:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    7d:	4d 85 ff             	test   r15,r15
    80:	40                   	rex
    81:	40                   	rex
    82:	40                   	rex
    83:	40                   	rex
    84:	40                   	rex
    85:	40                   	rex
    86:	40                   	rex
    87:	40                   	rex
    88:	40                   	rex
    89:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 16.2
  • Core cycles: 8.01
  • Reference cycles: 6.05
  • UOPS_EXECUTED.THREAD: 40.1
  • RETIRE_SLOTS: 32.1
  • UOPS_MITE: 0.29
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 1.93
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 2.07
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 4.11
  • UOPS_PORT_5B>=2: 0.53
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.08

With unroll_count=100 and no inner loop

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    17:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    1d:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    23:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    29:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    2f:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    35:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    3b:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    41:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    47:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    4d:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    53:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    59:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 16.0
  • Core cycles: 16.38
  • Reference cycles: 12.64
  • UOPS_EXECUTED.THREAD: 64.12
  • RETIRE_SLOTS: 48.01
  • UOPS_MITE: 47.73
  • UOPS_MS: 0.36
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.01
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 16.02

With loop_count=1000 and unroll_count=1

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    17:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    1d:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    23:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    29:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    2f:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    35:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    3b:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    41:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    47:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    4d:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    53:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    59:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 18.0
  • Core cycles: 16.01
  • Reference cycles: 12.0
  • UOPS_EXECUTED.THREAD: 65.01
  • RETIRE_SLOTS: 49.01
  • UOPS_MITE: 49.0
  • UOPS_MS: 0.01
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 16.0

With loop_count=1000, unroll_count=1, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    47:	40                   	rex
    48:	40                   	rex
    49:	40                   	rex
    4a:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    59:	40                   	rex
    5a:	40                   	rex
    5b:	40                   	rex
    5c:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    6b:	40                   	rex
    6c:	40                   	rex
    6d:	40                   	rex
    6e:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    74:	40                   	rex
    75:	40                   	rex
    76:	40                   	rex
    77:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    7d:	40                   	rex
    7e:	40                   	rex
    7f:	40                   	rex
    80:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    86:	40                   	rex
    87:	40                   	rex
    88:	40                   	rex
    89:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 18.0
  • Core cycles: 16.01
  • Reference cycles: 12.02
  • UOPS_EXECUTED.THREAD: 65.01
  • RETIRE_SLOTS: 49.0
  • UOPS_MITE: 0.03
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

• Code:

     0:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     5:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     b:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    11:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    17:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    1d:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    23:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    29:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    2f:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    35:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    3b:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    41:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    47:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    4d:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    53:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    59:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 16.2
  • Core cycles: 16.01
  • Reference cycles: 12.1
  • UOPS_EXECUTED.THREAD: 64.1
  • RETIRE_SLOTS: 48.1
  • UOPS_MITE: 48.07
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 15.99

With loop_count=100, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	40                   	rex
     1:	40                   	rex
     2:	40                   	rex
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    47:	40                   	rex
    48:	40                   	rex
    49:	40                   	rex
    4a:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    59:	40                   	rex
    5a:	40                   	rex
    5b:	40                   	rex
    5c:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    6b:	40                   	rex
    6c:	40                   	rex
    6d:	40                   	rex
    6e:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    74:	40                   	rex
    75:	40                   	rex
    76:	40                   	rex
    77:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    7d:	40                   	rex
    7e:	40                   	rex
    7f:	40                   	rex
    80:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    86:	40                   	rex
    87:	40                   	rex
    88:	40                   	rex
    89:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 16.2
  • Core cycles: 16.01
  • Reference cycles: 12.67
  • UOPS_EXECUTED.THREAD: 64.1
  • RETIRE_SLOTS: 48.1
  • UOPS_MITE: 0.83
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.25

With additional dependency-breaking instructions

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    1a:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    20:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    26:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    2c:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    32:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    38:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    3e:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    44:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    4a:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    50:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    56:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    5c:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 17.0
  • Core cycles: 16.14
  • Reference cycles: 11.84
  • UOPS_EXECUTED.THREAD: 65.45
  • RETIRE_SLOTS: 49.02
  • UOPS_MITE: 49.34
  • UOPS_MS: 0.36
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.97
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.07
  • UOPS_PORT_5B: 0.03
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.07
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 16.18

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    1a:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    20:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    26:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    2c:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    32:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    38:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    3e:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    44:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    4a:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    50:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    56:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    5c:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 19.0
  • Core cycles: 16.01
  • Reference cycles: 12.02
  • UOPS_EXECUTED.THREAD: 66.01
  • RETIRE_SLOTS: 50.01
  • UOPS_MITE: 50.0
  • UOPS_MS: 0.03
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 1.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 16.01

With loop_count=1000, unroll_count=1, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    20:	40                   	rex
    21:	40                   	rex
    22:	40                   	rex
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    2f:	40                   	rex
    30:	40                   	rex
    31:	40                   	rex
    32:	40                   	rex
    33:	40                   	rex
    34:	40                   	rex
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	40                   	rex
    42:	40                   	rex
    43:	40                   	rex
    44:	40                   	rex
    45:	40                   	rex
    46:	40                   	rex
    47:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	40                   	rex
    54:	40                   	rex
    55:	40                   	rex
    56:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    6b:	40                   	rex
    6c:	40                   	rex
    6d:	40                   	rex
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    7a:	40                   	rex
    7b:	40                   	rex
    7c:	40                   	rex
    7d:	40                   	rex
    7e:	40                   	rex
    7f:	40                   	rex
    80:	40                   	rex
    81:	40                   	rex
    82:	40                   	rex
    83:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    89:	40                   	rex
    8a:	40                   	rex
    8b:	40                   	rex
    8c:	40                   	rex
    8d:	40                   	rex
    8e:	40                   	rex
    8f:	40                   	rex
    90:	40                   	rex
    91:	40                   	rex
    92:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    98:	40                   	rex
    99:	40                   	rex
    9a:	40                   	rex
    9b:	40                   	rex
    9c:	40                   	rex
    9d:	40                   	rex
    9e:	40                   	rex
    9f:	40                   	rex
    a0:	40                   	rex
    a1:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    a7:	40                   	rex
    a8:	40                   	rex
    a9:	40                   	rex
    aa:	40                   	rex
    ab:	40                   	rex
    ac:	40                   	rex
    ad:	40                   	rex
    ae:	40                   	rex
    af:	40                   	rex
    b0:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    b6:	40                   	rex
    b7:	40                   	rex
    b8:	40                   	rex
    b9:	40                   	rex
    ba:	40                   	rex
    bb:	40                   	rex
    bc:	40                   	rex
    bd:	40                   	rex
    be:	40                   	rex
    bf:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    c5:	40                   	rex
    c6:	40                   	rex
    c7:	40                   	rex
    c8:	40                   	rex
    c9:	40                   	rex
    ca:	40                   	rex
    cb:	40                   	rex
    cc:	40                   	rex
    cd:	40                   	rex
    ce:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    d4:	40                   	rex
    d5:	40                   	rex
    d6:	40                   	rex
    d7:	40                   	rex
    d8:	40                   	rex
    d9:	40                   	rex
    da:	40                   	rex
    db:	40                   	rex
    dc:	40                   	rex
    dd:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    e3:	40                   	rex
    e4:	40                   	rex
    e5:	40                   	rex
    e6:	40                   	rex
    e7:	40                   	rex
    e8:	40                   	rex
    e9:	40                   	rex
    ea:	40                   	rex
    eb:	40                   	rex
    ec:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 19.0
  • Core cycles: 16.01
  • Reference cycles: 12.03
  • UOPS_EXECUTED.THREAD: 66.01
  • RETIRE_SLOTS: 50.0
  • UOPS_MITE: 0.03
  • UOPS_MS: 0.03
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 1.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
     e:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    14:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    1a:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    20:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    26:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    2c:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    32:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    38:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    3e:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    44:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    4a:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    50:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    56:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    5c:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 17.2
  • Core cycles: 16.01
  • Reference cycles: 12.02
  • UOPS_EXECUTED.THREAD: 65.1
  • RETIRE_SLOTS: 49.1
  • UOPS_MITE: 49.07
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.1
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 15.99

With loop_count=100, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	40                   	rex
    12:	40                   	rex
    13:	40                   	rex
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    20:	40                   	rex
    21:	40                   	rex
    22:	40                   	rex
    23:	40                   	rex
    24:	40                   	rex
    25:	40                   	rex
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    2f:	40                   	rex
    30:	40                   	rex
    31:	40                   	rex
    32:	40                   	rex
    33:	40                   	rex
    34:	40                   	rex
    35:	40                   	rex
    36:	40                   	rex
    37:	40                   	rex
    38:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	40                   	rex
    42:	40                   	rex
    43:	40                   	rex
    44:	40                   	rex
    45:	40                   	rex
    46:	40                   	rex
    47:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	40                   	rex
    54:	40                   	rex
    55:	40                   	rex
    56:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    6b:	40                   	rex
    6c:	40                   	rex
    6d:	40                   	rex
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    7a:	40                   	rex
    7b:	40                   	rex
    7c:	40                   	rex
    7d:	40                   	rex
    7e:	40                   	rex
    7f:	40                   	rex
    80:	40                   	rex
    81:	40                   	rex
    82:	40                   	rex
    83:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    89:	40                   	rex
    8a:	40                   	rex
    8b:	40                   	rex
    8c:	40                   	rex
    8d:	40                   	rex
    8e:	40                   	rex
    8f:	40                   	rex
    90:	40                   	rex
    91:	40                   	rex
    92:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    98:	40                   	rex
    99:	40                   	rex
    9a:	40                   	rex
    9b:	40                   	rex
    9c:	40                   	rex
    9d:	40                   	rex
    9e:	40                   	rex
    9f:	40                   	rex
    a0:	40                   	rex
    a1:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    a7:	40                   	rex
    a8:	40                   	rex
    a9:	40                   	rex
    aa:	40                   	rex
    ab:	40                   	rex
    ac:	40                   	rex
    ad:	40                   	rex
    ae:	40                   	rex
    af:	40                   	rex
    b0:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    b6:	40                   	rex
    b7:	40                   	rex
    b8:	40                   	rex
    b9:	40                   	rex
    ba:	40                   	rex
    bb:	40                   	rex
    bc:	40                   	rex
    bd:	40                   	rex
    be:	40                   	rex
    bf:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    c5:	40                   	rex
    c6:	40                   	rex
    c7:	40                   	rex
    c8:	40                   	rex
    c9:	40                   	rex
    ca:	40                   	rex
    cb:	40                   	rex
    cc:	40                   	rex
    cd:	40                   	rex
    ce:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    d4:	40                   	rex
    d5:	40                   	rex
    d6:	40                   	rex
    d7:	40                   	rex
    d8:	40                   	rex
    d9:	40                   	rex
    da:	40                   	rex
    db:	40                   	rex
    dc:	40                   	rex
    dd:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    e3:	40                   	rex
    e4:	40                   	rex
    e5:	40                   	rex
    e6:	40                   	rex
    e7:	40                   	rex
    e8:	40                   	rex
    e9:	40                   	rex
    ea:	40                   	rex
    eb:	40                   	rex
    ec:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 17.2
  • Core cycles: 16.0
  • Reference cycles: 12.02
  • UOPS_EXECUTED.THREAD: 65.1
  • RETIRE_SLOTS: 49.1
  • UOPS_MITE: 0.48
  • UOPS_MS: 0.03
  • UOPS_PORT_0: 0.17
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.27
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.66
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.25

With additional dependency-breaking instructions (before each instruction)

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	4d 85 ff             	test   r15,r15
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	4d 85 ff             	test   r15,r15
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    47:	4d 85 ff             	test   r15,r15
    4a:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    50:	4d 85 ff             	test   r15,r15
    53:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    62:	4d 85 ff             	test   r15,r15
    65:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    6b:	4d 85 ff             	test   r15,r15
    6e:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    74:	4d 85 ff             	test   r15,r15
    77:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    7d:	4d 85 ff             	test   r15,r15
    80:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    86:	4d 85 ff             	test   r15,r15
    89:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 32.0
  • Core cycles: 16.09
  • Reference cycles: 11.84
  • UOPS_EXECUTED.THREAD: 80.02
  • RETIRE_SLOTS: 64.0
  • UOPS_MITE: 63.73
  • UOPS_MS: 0.36
  • UOPS_PORT_0: 4.76
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 6.3
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 4.94
  • UOPS_PORT_5B>=2: 0.01
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 15.94

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	4d 85 ff             	test   r15,r15
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	4d 85 ff             	test   r15,r15
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    47:	4d 85 ff             	test   r15,r15
    4a:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    50:	4d 85 ff             	test   r15,r15
    53:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    62:	4d 85 ff             	test   r15,r15
    65:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    6b:	4d 85 ff             	test   r15,r15
    6e:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    74:	4d 85 ff             	test   r15,r15
    77:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    7d:	4d 85 ff             	test   r15,r15
    80:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    86:	4d 85 ff             	test   r15,r15
    89:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 34.0
  • Core cycles: 16.01
  • Reference cycles: 12.05
  • UOPS_EXECUTED.THREAD: 81.01
  • RETIRE_SLOTS: 65.0
  • UOPS_MITE: 0.05
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 4.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 4.3
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 8.7
  • UOPS_PORT_5B>=2: 1.48
  • UOPS_PORT_23A: 16.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.02

With loop_count=1000, unroll_count=1, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	40                   	rex
    2a:	40                   	rex
    2b:	40                   	rex
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	40                   	rex
    39:	40                   	rex
    3a:	40                   	rex
    3b:	40                   	rex
    3c:	40                   	rex
    3d:	40                   	rex
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    47:	4d 85 ff             	test   r15,r15
    4a:	40                   	rex
    4b:	40                   	rex
    4c:	40                   	rex
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    6b:	4d 85 ff             	test   r15,r15
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	40                   	rex
    75:	40                   	rex
    76:	40                   	rex
    77:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    7d:	4d 85 ff             	test   r15,r15
    80:	40                   	rex
    81:	40                   	rex
    82:	40                   	rex
    83:	40                   	rex
    84:	40                   	rex
    85:	40                   	rex
    86:	40                   	rex
    87:	40                   	rex
    88:	40                   	rex
    89:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    8f:	4d 85 ff             	test   r15,r15
    92:	40                   	rex
    93:	40                   	rex
    94:	40                   	rex
    95:	40                   	rex
    96:	40                   	rex
    97:	40                   	rex
    98:	40                   	rex
    99:	40                   	rex
    9a:	40                   	rex
    9b:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    a1:	4d 85 ff             	test   r15,r15
    a4:	40                   	rex
    a5:	40                   	rex
    a6:	40                   	rex
    a7:	40                   	rex
    a8:	40                   	rex
    a9:	40                   	rex
    aa:	40                   	rex
    ab:	40                   	rex
    ac:	40                   	rex
    ad:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    b3:	4d 85 ff             	test   r15,r15
    b6:	40                   	rex
    b7:	40                   	rex
    b8:	40                   	rex
    b9:	40                   	rex
    ba:	40                   	rex
    bb:	40                   	rex
    bc:	40                   	rex
    bd:	40                   	rex
    be:	40                   	rex
    bf:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    c5:	4d 85 ff             	test   r15,r15
    c8:	40                   	rex
    c9:	40                   	rex
    ca:	40                   	rex
    cb:	40                   	rex
    cc:	40                   	rex
    cd:	40                   	rex
    ce:	40                   	rex
    cf:	40                   	rex
    d0:	40                   	rex
    d1:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    d7:	4d 85 ff             	test   r15,r15
    da:	40                   	rex
    db:	40                   	rex
    dc:	40                   	rex
    dd:	40                   	rex
    de:	40                   	rex
    df:	40                   	rex
    e0:	40                   	rex
    e1:	40                   	rex
    e2:	40                   	rex
    e3:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    e9:	4d 85 ff             	test   r15,r15
    ec:	40                   	rex
    ed:	40                   	rex
    ee:	40                   	rex
    ef:	40                   	rex
    f0:	40                   	rex
    f1:	40                   	rex
    f2:	40                   	rex
    f3:	40                   	rex
    f4:	40                   	rex
    f5:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    fb:	4d 85 ff             	test   r15,r15
    fe:	40                   	rex
    ff:	40                   	rex
   100:	40                   	rex
   101:	40                   	rex
   102:	40                   	rex
   103:	40                   	rex
   104:	40                   	rex
   105:	40                   	rex
   106:	40                   	rex
   107:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
   10d:	4d 85 ff             	test   r15,r15
   110:	40                   	rex
   111:	40                   	rex
   112:	40                   	rex
   113:	40                   	rex
   114:	40                   	rex
   115:	40                   	rex
   116:	40                   	rex
   117:	40                   	rex
   118:	40                   	rex
   119:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 34.0
  • Core cycles: 16.01
  • Reference cycles: 12.03
  • UOPS_EXECUTED.THREAD: 81.02
  • RETIRE_SLOTS: 65.01
  • UOPS_MITE: 0.04
  • UOPS_MS: 0.01
  • UOPS_PORT_0: 3.9
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 4.84
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 8.28
  • UOPS_PORT_5B>=2: 0.82
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
     8:	4d 85 ff             	test   r15,r15
     b:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    1a:	4d 85 ff             	test   r15,r15
    1d:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    2c:	4d 85 ff             	test   r15,r15
    2f:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    3e:	4d 85 ff             	test   r15,r15
    41:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    47:	4d 85 ff             	test   r15,r15
    4a:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    50:	4d 85 ff             	test   r15,r15
    53:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    62:	4d 85 ff             	test   r15,r15
    65:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    6b:	4d 85 ff             	test   r15,r15
    6e:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    74:	4d 85 ff             	test   r15,r15
    77:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    7d:	4d 85 ff             	test   r15,r15
    80:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
    86:	4d 85 ff             	test   r15,r15
    89:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 32.2
  • Core cycles: 16.01
  • Reference cycles: 12.03
  • UOPS_EXECUTED.THREAD: 80.1
  • RETIRE_SLOTS: 64.1
  • UOPS_MITE: 0.63
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 3.89
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 4.07
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 8.09
  • UOPS_PORT_5B>=2: 1.06
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.16

With loop_count=100, unroll_count=10, and padding (redundant prefixes)

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	40                   	rex
     4:	40                   	rex
     5:	40                   	rex
     6:	40                   	rex
     7:	40                   	rex
     8:	40                   	rex
     9:	40                   	rex
     a:	40                   	rex
     b:	40                   	rex
     c:	49 0f ba 2e 00       	bts    QWORD PTR [r14],0x0
    11:	4d 85 ff             	test   r15,r15
    14:	40                   	rex
    15:	40                   	rex
    16:	40                   	rex
    17:	40                   	rex
    18:	40                   	rex
    19:	40                   	rex
    1a:	40                   	rex
    1b:	40                   	rex
    1c:	40                   	rex
    1d:	49 0f ba 6e 08 00    	bts    QWORD PTR [r14+0x8],0x0
    23:	4d 85 ff             	test   r15,r15
    26:	40                   	rex
    27:	40                   	rex
    28:	40                   	rex
    29:	40                   	rex
    2a:	40                   	rex
    2b:	40                   	rex
    2c:	40                   	rex
    2d:	40                   	rex
    2e:	40                   	rex
    2f:	49 0f ba 6e 10 00    	bts    QWORD PTR [r14+0x10],0x0
    35:	4d 85 ff             	test   r15,r15
    38:	40                   	rex
    39:	40                   	rex
    3a:	40                   	rex
    3b:	40                   	rex
    3c:	40                   	rex
    3d:	40                   	rex
    3e:	40                   	rex
    3f:	40                   	rex
    40:	40                   	rex
    41:	49 0f ba 6e 18 00    	bts    QWORD PTR [r14+0x18],0x0
    47:	4d 85 ff             	test   r15,r15
    4a:	40                   	rex
    4b:	40                   	rex
    4c:	40                   	rex
    4d:	40                   	rex
    4e:	40                   	rex
    4f:	40                   	rex
    50:	40                   	rex
    51:	40                   	rex
    52:	40                   	rex
    53:	49 0f ba 6e 20 00    	bts    QWORD PTR [r14+0x20],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	40                   	rex
    5d:	40                   	rex
    5e:	40                   	rex
    5f:	40                   	rex
    60:	40                   	rex
    61:	40                   	rex
    62:	40                   	rex
    63:	40                   	rex
    64:	40                   	rex
    65:	49 0f ba 6e 28 00    	bts    QWORD PTR [r14+0x28],0x0
    6b:	4d 85 ff             	test   r15,r15
    6e:	40                   	rex
    6f:	40                   	rex
    70:	40                   	rex
    71:	40                   	rex
    72:	40                   	rex
    73:	40                   	rex
    74:	40                   	rex
    75:	40                   	rex
    76:	40                   	rex
    77:	49 0f ba 6e 30 00    	bts    QWORD PTR [r14+0x30],0x0
    7d:	4d 85 ff             	test   r15,r15
    80:	40                   	rex
    81:	40                   	rex
    82:	40                   	rex
    83:	40                   	rex
    84:	40                   	rex
    85:	40                   	rex
    86:	40                   	rex
    87:	40                   	rex
    88:	40                   	rex
    89:	49 0f ba 6e 38 00    	bts    QWORD PTR [r14+0x38],0x0
    8f:	4d 85 ff             	test   r15,r15
    92:	40                   	rex
    93:	40                   	rex
    94:	40                   	rex
    95:	40                   	rex
    96:	40                   	rex
    97:	40                   	rex
    98:	40                   	rex
    99:	40                   	rex
    9a:	40                   	rex
    9b:	49 0f ba 6e 40 00    	bts    QWORD PTR [r14+0x40],0x0
    a1:	4d 85 ff             	test   r15,r15
    a4:	40                   	rex
    a5:	40                   	rex
    a6:	40                   	rex
    a7:	40                   	rex
    a8:	40                   	rex
    a9:	40                   	rex
    aa:	40                   	rex
    ab:	40                   	rex
    ac:	40                   	rex
    ad:	49 0f ba 6e 48 00    	bts    QWORD PTR [r14+0x48],0x0
    b3:	4d 85 ff             	test   r15,r15
    b6:	40                   	rex
    b7:	40                   	rex
    b8:	40                   	rex
    b9:	40                   	rex
    ba:	40                   	rex
    bb:	40                   	rex
    bc:	40                   	rex
    bd:	40                   	rex
    be:	40                   	rex
    bf:	49 0f ba 6e 50 00    	bts    QWORD PTR [r14+0x50],0x0
    c5:	4d 85 ff             	test   r15,r15
    c8:	40                   	rex
    c9:	40                   	rex
    ca:	40                   	rex
    cb:	40                   	rex
    cc:	40                   	rex
    cd:	40                   	rex
    ce:	40                   	rex
    cf:	40                   	rex
    d0:	40                   	rex
    d1:	49 0f ba 6e 58 00    	bts    QWORD PTR [r14+0x58],0x0
    d7:	4d 85 ff             	test   r15,r15
    da:	40                   	rex
    db:	40                   	rex
    dc:	40                   	rex
    dd:	40                   	rex
    de:	40                   	rex
    df:	40                   	rex
    e0:	40                   	rex
    e1:	40                   	rex
    e2:	40                   	rex
    e3:	49 0f ba 6e 60 00    	bts    QWORD PTR [r14+0x60],0x0
    e9:	4d 85 ff             	test   r15,r15
    ec:	40                   	rex
    ed:	40                   	rex
    ee:	40                   	rex
    ef:	40                   	rex
    f0:	40                   	rex
    f1:	40                   	rex
    f2:	40                   	rex
    f3:	40                   	rex
    f4:	40                   	rex
    f5:	49 0f ba 6e 68 00    	bts    QWORD PTR [r14+0x68],0x0
    fb:	4d 85 ff             	test   r15,r15
    fe:	40                   	rex
    ff:	40                   	rex
   100:	40                   	rex
   101:	40                   	rex
   102:	40                   	rex
   103:	40                   	rex
   104:	40                   	rex
   105:	40                   	rex
   106:	40                   	rex
   107:	49 0f ba 6e 70 00    	bts    QWORD PTR [r14+0x70],0x0
   10d:	4d 85 ff             	test   r15,r15
   110:	40                   	rex
   111:	40                   	rex
   112:	40                   	rex
   113:	40                   	rex
   114:	40                   	rex
   115:	40                   	rex
   116:	40                   	rex
   117:	40                   	rex
   118:	40                   	rex
   119:	49 0f ba 6e 78 00    	bts    QWORD PTR [r14+0x78],0x0
  

• Show nanoBench command
• Results:
  • Instructions retired: 32.2
  • Core cycles: 16.01
  • Reference cycles: 12.02
  • UOPS_EXECUTED.THREAD: 80.1
  • RETIRE_SLOTS: 64.1
  • UOPS_MITE: 0.63
  • UOPS_MS: 0.03
  • UOPS_PORT_0: 3.91
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 4.1
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 8.1
  • UOPS_PORT_5B>=2: 1.05
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.35

With unroll_count=500 and no inner loop

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 1.0
  • Core cycles: 7.64
  • Reference cycles: 5.79
  • UOPS_EXECUTED.THREAD: 4.01
  • RETIRE_SLOTS: 3.0
  • UOPS_MITE: 2.95
  • UOPS_MS: 0.09
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 3.99
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 2.85
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.98

With unroll_count=500, no inner loop, and 1 NOP

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	90                   	nop
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 2.0
  • Core cycles: 7.69
  • Reference cycles: 5.76
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 4.0
  • UOPS_MITE: 3.94
  • UOPS_MS: 0.07
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 5.34
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 3.25
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.98

With unroll_count=500, no inner loop, and 2 NOPs

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	90                   	nop
     7:	90                   	nop
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 3.0
  • Core cycles: 7.69
  • Reference cycles: 5.76
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 5.0
  • UOPS_MITE: 4.93
  • UOPS_MS: 0.07
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.94
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 3.58
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With unroll_count=500, no inner loop, and 3 NOPs

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	90                   	nop
     7:	90                   	nop
     8:	90                   	nop
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 4.0
  • Core cycles: 7.72
  • Reference cycles: 5.92
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 6.0
  • UOPS_MITE: 5.93
  • UOPS_MS: 0.07
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.87
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 3.19
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.99

With unroll_count=500, no inner loop, and 4 NOPs

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	90                   	nop
     7:	90                   	nop
     8:	90                   	nop
     9:	90                   	nop
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 5.0
  • Core cycles: 7.71
  • Reference cycles: 5.82
  • UOPS_EXECUTED.THREAD: 4.0
  • RETIRE_SLOTS: 7.0
  • UOPS_MITE: 7.03
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.89
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 3.18
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 2.01

With loop_count=1000 and unroll_count=10

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 1.2
  • Core cycles: 6.81
  • Reference cycles: 5.12
  • UOPS_EXECUTED.THREAD: 4.1
  • RETIRE_SLOTS: 3.1
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.4
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 3.15
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=100

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 1.02
  • Core cycles: 7.63
  • Reference cycles: 5.74
  • UOPS_EXECUTED.THREAD: 4.01
  • RETIRE_SLOTS: 3.01
  • UOPS_MITE: 3.01
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 4.27
  • UOPS_PORT_6: 0.01
  • UOPS_PORT_49: 2.7
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 1.0

With additional dependency-breaking instructions

With unroll_count=500 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 2.0
  • Core cycles: 7.69
  • Reference cycles: 5.76
  • UOPS_EXECUTED.THREAD: 5.0
  • RETIRE_SLOTS: 4.0
  • UOPS_MITE: 3.92
  • UOPS_MS: 0.07
  • UOPS_PORT_0: 0.32
  • UOPS_PORT_1: 5.07
  • UOPS_PORT_6: 0.05
  • UOPS_PORT_49: 3.7
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.61
  • UOPS_PORT_5B>=2: 0.12
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.98

With loop_count=1000 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 2.2
  • Core cycles: 7.7
  • Reference cycles: 5.79
  • UOPS_EXECUTED.THREAD: 5.1
  • RETIRE_SLOTS: 4.1
  • UOPS_MITE: 0.01
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.3
  • UOPS_PORT_1: 5.1
  • UOPS_PORT_6: 0.26
  • UOPS_PORT_49: 3.7
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.55
  • UOPS_PORT_5B>=2: 0.04
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=100

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 2.02
  • Core cycles: 7.69
  • Reference cycles: 5.79
  • UOPS_EXECUTED.THREAD: 5.01
  • RETIRE_SLOTS: 4.01
  • UOPS_MITE: 0.04
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.33
  • UOPS_PORT_1: 5.1
  • UOPS_PORT_6: 0.15
  • UOPS_PORT_49: 3.72
  • UOPS_PORT_78: 1.0
  • UOPS_PORT_5B: 0.53
  • UOPS_PORT_5B>=2: 0.07
  • UOPS_PORT_23A: 1.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With unroll_count=200 and no inner loop

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 4.0
  • Core cycles: 8.45
  • Reference cycles: 6.4
  • UOPS_EXECUTED.THREAD: 16.0
  • RETIRE_SLOTS: 12.0
  • UOPS_MITE: 11.87
  • UOPS_MS: 0.18
  • UOPS_PORT_0: 0.01
  • UOPS_PORT_1: 6.58
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 4.05
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 3.97

With loop_count=1000 and unroll_count=2

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 5.0
  • Core cycles: 6.38
  • Reference cycles: 4.79
  • UOPS_EXECUTED.THREAD: 16.5
  • RETIRE_SLOTS: 12.5
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 6.68
  • UOPS_PORT_6: 0.5
  • UOPS_PORT_49: 4.33
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 4.1
  • Core cycles: 7.05
  • Reference cycles: 5.3
  • UOPS_EXECUTED.THREAD: 16.05
  • RETIRE_SLOTS: 12.05
  • UOPS_MITE: 3.57
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 6.93
  • UOPS_PORT_6: 0.05
  • UOPS_PORT_49: 4.01
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With additional dependency-breaking instructions

With unroll_count=200 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 5.0
  • Core cycles: 7.11
  • Reference cycles: 5.36
  • UOPS_EXECUTED.THREAD: 17.0
  • RETIRE_SLOTS: 13.0
  • UOPS_MITE: 12.88
  • UOPS_MS: 0.18
  • UOPS_PORT_0: 0.05
  • UOPS_PORT_1: 5.9
  • UOPS_PORT_6: 0.35
  • UOPS_PORT_49: 5.79
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.56
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 3.95

With loop_count=1000 and unroll_count=2

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 6.0
  • Core cycles: 7.01
  • Reference cycles: 5.28
  • UOPS_EXECUTED.THREAD: 17.5
  • RETIRE_SLOTS: 13.5
  • UOPS_MITE: 0.01
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.01
  • UOPS_PORT_1: 6.97
  • UOPS_PORT_6: 0.67
  • UOPS_PORT_49: 4.03
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.67
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 5.1
  • Core cycles: 6.86
  • Reference cycles: 5.18
  • UOPS_EXECUTED.THREAD: 17.05
  • RETIRE_SLOTS: 13.05
  • UOPS_MITE: 0.13
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.1
  • UOPS_PORT_1: 6.7
  • UOPS_PORT_6: 0.37
  • UOPS_PORT_49: 4.72
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 0.59
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With additional dependency-breaking instructions (before each instruction)

With unroll_count=200 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 8.0
  • Core cycles: 6.51
  • Reference cycles: 4.88
  • UOPS_EXECUTED.THREAD: 20.0
  • RETIRE_SLOTS: 16.0
  • UOPS_MITE: 15.76
  • UOPS_MS: 0.18
  • UOPS_PORT_0: 1.03
  • UOPS_PORT_1: 5.54
  • UOPS_PORT_6: 1.01
  • UOPS_PORT_49: 5.09
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 1.93
  • UOPS_PORT_5B>=2: 0.15
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 3.97

With loop_count=1000 and unroll_count=2

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 9.0
  • Core cycles: 6.37
  • Reference cycles: 4.79
  • UOPS_EXECUTED.THREAD: 20.51
  • RETIRE_SLOTS: 16.5
  • UOPS_MITE: 0.02
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.93
  • UOPS_PORT_1: 6.2
  • UOPS_PORT_6: 1.49
  • UOPS_PORT_49: 5.45
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 2.1
  • UOPS_PORT_5B>=2: 0.25
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=20

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 8.1
  • Core cycles: 6.24
  • Reference cycles: 4.7
  • UOPS_EXECUTED.THREAD: 20.05
  • RETIRE_SLOTS: 16.05
  • UOPS_MITE: 0.15
  • UOPS_MS: 0.02
  • UOPS_PORT_0: 0.89
  • UOPS_PORT_1: 6.0
  • UOPS_PORT_6: 1.02
  • UOPS_PORT_49: 5.95
  • UOPS_PORT_78: 4.0
  • UOPS_PORT_5B: 2.16
  • UOPS_PORT_5B>=2: 0.37
  • UOPS_PORT_23A: 4.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.04

With unroll_count=100 and no inner loop

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1b:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    22:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    29:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    30:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 8.0
  • Core cycles: 8.01
  • Reference cycles: 5.92
  • UOPS_EXECUTED.THREAD: 32.0
  • RETIRE_SLOTS: 24.0
  • UOPS_MITE: 23.82
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 7.99

With loop_count=1000 and unroll_count=1

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1b:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    22:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    29:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    30:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 10.0
  • Core cycles: 8.01
  • Reference cycles: 6.05
  • UOPS_EXECUTED.THREAD: 33.01
  • RETIRE_SLOTS: 25.0
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.01
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=10

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1b:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    22:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    29:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    30:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 8.2
  • Core cycles: 8.01
  • Reference cycles: 6.02
  • UOPS_EXECUTED.THREAD: 32.1
  • RETIRE_SLOTS: 24.1
  • UOPS_MITE: 15.76
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 5.22

With additional dependency-breaking instructions

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1e:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    25:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    2c:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    33:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 9.0
  • Core cycles: 8.0
  • Reference cycles: 6.4
  • UOPS_EXECUTED.THREAD: 33.0
  • RETIRE_SLOTS: 25.0
  • UOPS_MITE: 25.35
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.42
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.59
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 8.0

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1e:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    25:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    2c:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    33:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 11.0
  • Core cycles: 8.01
  • Reference cycles: 6.03
  • UOPS_EXECUTED.THREAD: 34.01
  • RETIRE_SLOTS: 26.0
  • UOPS_MITE: 0.0
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.03
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 1.33
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.01
  • UOPS_PORT_5B: 0.65
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1e:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    25:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    2c:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    33:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 9.2
  • Core cycles: 8.01
  • Reference cycles: 6.02
  • UOPS_EXECUTED.THREAD: 33.1
  • RETIRE_SLOTS: 25.1
  • UOPS_MITE: 0.23
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.28
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 0.31
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 0.51
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.07

With additional dependency-breaking instructions (before each instruction)

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    27:	4d 85 ff             	test   r15,r15
    2a:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    31:	4d 85 ff             	test   r15,r15
    34:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    3b:	4d 85 ff             	test   r15,r15
    3e:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    45:	4d 85 ff             	test   r15,r15
    48:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 16.0
  • Core cycles: 8.09
  • Reference cycles: 5.92
  • UOPS_EXECUTED.THREAD: 40.01
  • RETIRE_SLOTS: 32.0
  • UOPS_MITE: 31.69
  • UOPS_MS: 0.36
  • UOPS_PORT_0: 2.37
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 3.1
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 3.67
  • UOPS_PORT_5B>=2: 0.03
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 7.94

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    27:	4d 85 ff             	test   r15,r15
    2a:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    31:	4d 85 ff             	test   r15,r15
    34:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    3b:	4d 85 ff             	test   r15,r15
    3e:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    45:	4d 85 ff             	test   r15,r15
    48:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 18.0
  • Core cycles: 8.32
  • Reference cycles: 6.27
  • UOPS_EXECUTED.THREAD: 41.02
  • RETIRE_SLOTS: 33.0
  • UOPS_MITE: 0.04
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 1.94
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 2.75
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 4.31
  • UOPS_PORT_5B>=2: 0.52
  • UOPS_PORT_23A: 8.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    27:	4d 85 ff             	test   r15,r15
    2a:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    31:	4d 85 ff             	test   r15,r15
    34:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    3b:	4d 85 ff             	test   r15,r15
    3e:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    45:	4d 85 ff             	test   r15,r15
    48:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 16.2
  • Core cycles: 8.02
  • Reference cycles: 6.05
  • UOPS_EXECUTED.THREAD: 40.1
  • RETIRE_SLOTS: 32.1
  • UOPS_MITE: 0.3
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 1.92
  • UOPS_PORT_1: 8.0
  • UOPS_PORT_6: 2.12
  • UOPS_PORT_49: 8.0
  • UOPS_PORT_78: 8.0
  • UOPS_PORT_5B: 4.04
  • UOPS_PORT_5B>=2: 0.42
  • UOPS_PORT_23A: 8.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.08

With unroll_count=100 and no inner loop

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1b:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    22:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    29:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    30:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    37:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    3e:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    45:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    4c:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    53:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    5a:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    61:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    68:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 16.0
  • Core cycles: 16.0
  • Reference cycles: 12.0
  • UOPS_EXECUTED.THREAD: 64.0
  • RETIRE_SLOTS: 48.0
  • UOPS_MITE: 47.85
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 16.0

With loop_count=1000 and unroll_count=1

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1b:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    22:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    29:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    30:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    37:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    3e:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    45:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    4c:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    53:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    5a:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    61:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    68:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 18.0
  • Core cycles: 16.01
  • Reference cycles: 12.0
  • UOPS_EXECUTED.THREAD: 65.01
  • RETIRE_SLOTS: 49.0
  • UOPS_MITE: 49.01
  • UOPS_MS: 0.03
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

• Code:

     0:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     6:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
     d:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    14:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1b:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    22:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    29:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    30:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    37:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    3e:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    45:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    4c:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    53:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    5a:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    61:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    68:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 16.2
  • Core cycles: 16.01
  • Reference cycles: 12.03
  • UOPS_EXECUTED.THREAD: 64.1
  • RETIRE_SLOTS: 48.1
  • UOPS_MITE: 0.47
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.1
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 15.99

With additional dependency-breaking instructions

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1e:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    25:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    2c:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    33:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    3a:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    41:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    48:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    4f:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    56:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    5d:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    64:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    6b:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 17.0
  • Core cycles: 16.02
  • Reference cycles: 12.16
  • UOPS_EXECUTED.THREAD: 65.0
  • RETIRE_SLOTS: 49.0
  • UOPS_MITE: 48.97
  • UOPS_MS: 0.0
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 15.99

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1e:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    25:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    2c:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    33:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    3a:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    41:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    48:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    4f:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    56:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    5d:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    64:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    6b:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 19.0
  • Core cycles: 16.01
  • Reference cycles: 12.0
  • UOPS_EXECUTED.THREAD: 66.01
  • RETIRE_SLOTS: 50.0
  • UOPS_MITE: 0.24
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 0.0
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 1.0
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 1.0
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.06

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    10:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    17:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    1e:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    25:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    2c:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    33:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    3a:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    41:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    48:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    4f:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    56:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    5d:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    64:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    6b:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 17.2
  • Core cycles: 16.01
  • Reference cycles: 12.03
  • UOPS_EXECUTED.THREAD: 65.1
  • RETIRE_SLOTS: 49.1
  • UOPS_MITE: 0.47
  • UOPS_MS: 0.03
  • UOPS_PORT_0: 0.17
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 0.27
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 0.66
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.15

With additional dependency-breaking instructions (before each instruction)

With unroll_count=100 and no inner loop

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    27:	4d 85 ff             	test   r15,r15
    2a:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    31:	4d 85 ff             	test   r15,r15
    34:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    3b:	4d 85 ff             	test   r15,r15
    3e:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    45:	4d 85 ff             	test   r15,r15
    48:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    4f:	4d 85 ff             	test   r15,r15
    52:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    63:	4d 85 ff             	test   r15,r15
    66:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    6d:	4d 85 ff             	test   r15,r15
    70:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    77:	4d 85 ff             	test   r15,r15
    7a:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    81:	4d 85 ff             	test   r15,r15
    84:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    8b:	4d 85 ff             	test   r15,r15
    8e:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    95:	4d 85 ff             	test   r15,r15
    98:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 32.0
  • Core cycles: 16.07
  • Reference cycles: 12.32
  • UOPS_EXECUTED.THREAD: 80.06
  • RETIRE_SLOTS: 64.06
  • UOPS_MITE: 64.31
  • UOPS_MS: 0.06
  • UOPS_PORT_0: 4.78
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 6.35
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 4.87
  • UOPS_PORT_5B>=2: 0.0
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 16.07

With loop_count=1000 and unroll_count=1

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    27:	4d 85 ff             	test   r15,r15
    2a:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    31:	4d 85 ff             	test   r15,r15
    34:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    3b:	4d 85 ff             	test   r15,r15
    3e:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    45:	4d 85 ff             	test   r15,r15
    48:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    4f:	4d 85 ff             	test   r15,r15
    52:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    63:	4d 85 ff             	test   r15,r15
    66:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    6d:	4d 85 ff             	test   r15,r15
    70:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    77:	4d 85 ff             	test   r15,r15
    7a:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    81:	4d 85 ff             	test   r15,r15
    84:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    8b:	4d 85 ff             	test   r15,r15
    8e:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    95:	4d 85 ff             	test   r15,r15
    98:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 34.0
  • Core cycles: 16.01
  • Reference cycles: 12.02
  • UOPS_EXECUTED.THREAD: 81.01
  • RETIRE_SLOTS: 65.0
  • UOPS_MITE: 0.07
  • UOPS_MS: 0.04
  • UOPS_PORT_0: 3.85
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 4.73
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 8.43
  • UOPS_PORT_5B>=2: 1.19
  • UOPS_PORT_23A: 16.01
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.03

With loop_count=100 and unroll_count=10

• Code:

     0:	4d 85 ff             	test   r15,r15
     3:	4b 0f ba 2c 2e 00    	bts    QWORD PTR [r14+r13*1],0x0
     9:	4d 85 ff             	test   r15,r15
     c:	4b 0f ba 6c 2e 08 00 	bts    QWORD PTR [r14+r13*1+0x8],0x0
    13:	4d 85 ff             	test   r15,r15
    16:	4b 0f ba 6c 2e 10 00 	bts    QWORD PTR [r14+r13*1+0x10],0x0
    1d:	4d 85 ff             	test   r15,r15
    20:	4b 0f ba 6c 2e 18 00 	bts    QWORD PTR [r14+r13*1+0x18],0x0
    27:	4d 85 ff             	test   r15,r15
    2a:	4b 0f ba 6c 2e 20 00 	bts    QWORD PTR [r14+r13*1+0x20],0x0
    31:	4d 85 ff             	test   r15,r15
    34:	4b 0f ba 6c 2e 28 00 	bts    QWORD PTR [r14+r13*1+0x28],0x0
    3b:	4d 85 ff             	test   r15,r15
    3e:	4b 0f ba 6c 2e 30 00 	bts    QWORD PTR [r14+r13*1+0x30],0x0
    45:	4d 85 ff             	test   r15,r15
    48:	4b 0f ba 6c 2e 38 00 	bts    QWORD PTR [r14+r13*1+0x38],0x0
    4f:	4d 85 ff             	test   r15,r15
    52:	4b 0f ba 6c 2e 40 00 	bts    QWORD PTR [r14+r13*1+0x40],0x0
    59:	4d 85 ff             	test   r15,r15
    5c:	4b 0f ba 6c 2e 48 00 	bts    QWORD PTR [r14+r13*1+0x48],0x0
    63:	4d 85 ff             	test   r15,r15
    66:	4b 0f ba 6c 2e 50 00 	bts    QWORD PTR [r14+r13*1+0x50],0x0
    6d:	4d 85 ff             	test   r15,r15
    70:	4b 0f ba 6c 2e 58 00 	bts    QWORD PTR [r14+r13*1+0x58],0x0
    77:	4d 85 ff             	test   r15,r15
    7a:	4b 0f ba 6c 2e 60 00 	bts    QWORD PTR [r14+r13*1+0x60],0x0
    81:	4d 85 ff             	test   r15,r15
    84:	4b 0f ba 6c 2e 68 00 	bts    QWORD PTR [r14+r13*1+0x68],0x0
    8b:	4d 85 ff             	test   r15,r15
    8e:	4b 0f ba 6c 2e 70 00 	bts    QWORD PTR [r14+r13*1+0x70],0x0
    95:	4d 85 ff             	test   r15,r15
    98:	4b 0f ba 6c 2e 78 00 	bts    QWORD PTR [r14+r13*1+0x78],0x0
  

• Init:

  XOR R13, R13

• Show nanoBench command
• Results:
  • Instructions retired: 32.2
  • Core cycles: 16.11
  • Reference cycles: 12.1
  • UOPS_EXECUTED.THREAD: 80.1
  • RETIRE_SLOTS: 64.1
  • UOPS_MITE: 0.64
  • UOPS_MS: 0.03
  • UOPS_PORT_0: 4.11
  • UOPS_PORT_1: 16.0
  • UOPS_PORT_6: 4.33
  • UOPS_PORT_49: 16.0
  • UOPS_PORT_78: 16.0
  • UOPS_PORT_5B: 7.66
  • UOPS_PORT_5B>=2: 0.59
  • UOPS_PORT_23A: 16.0
  • DIV_CYCLES: 0.0
  • ILD_STALL.LCP: 0.0
  • UOPS_MITE>=1: 0.16