PCMPEQB (XMM, M128)

With unroll_count=500 and no inner loop

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]

Init:
```
VZEROALL;
PXOR XMM0, XMM0
```
Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 1.0
- Reference cycles: 1.02
- UOPS_RETIRED.ALL: 2.0
- RETIRE_SLOTS: 1.0
- UOPS_MITE: 1.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 0.5
- UOPS_PORT_2: 0.5
- UOPS_PORT_3: 0.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.25

With loop_count=1000 and unroll_count=10

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]

Init:
```
VZEROALL;
PXOR XMM0, XMM0
```
Show nanoBench command
Results:
- Instructions retired: 1.2
- Core cycles: 1.0
- Reference cycles: 1.0
- UOPS_RETIRED.ALL: 2.1
- RETIRE_SLOTS: 1.1
- UOPS_MITE: 0.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 0.5
- UOPS_PORT_2: 0.5
- UOPS_PORT_3: 0.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.6
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]

Init:
```
VZEROALL;
PXOR XMM0, XMM0
```
Show nanoBench command
Results:
- Instructions retired: 1.02
- Core cycles: 1.0
- Reference cycles: 1.0
- UOPS_RETIRED.ALL: 2.01
- RETIRE_SLOTS: 1.01
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 0.51
- UOPS_PORT_2: 0.5
- UOPS_PORT_3: 0.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]

Init:

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

Show nanoBench command
Results:
- Instructions retired: 4.0
- Core cycles: 2.01
- Reference cycles: 1.9
- UOPS_RETIRED.ALL: 8.0
- RETIRE_SLOTS: 4.0
- UOPS_MITE: 4.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 2.0
- UOPS_PORT_2: 2.0
- UOPS_PORT_3: 2.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 1.0

With loop_count=1000 and unroll_count=2

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]

Init:

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

Show nanoBench command
Results:
- Instructions retired: 5.0
- Core cycles: 2.26
- Reference cycles: 2.27
- UOPS_RETIRED.ALL: 8.5
- RETIRE_SLOTS: 4.5
- UOPS_MITE: 0.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 2.25
- UOPS_PORT_2: 2.01
- UOPS_PORT_3: 2.01
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.25
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]

Init:

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

Show nanoBench command
Results:
- Instructions retired: 4.1
- Core cycles: 2.04
- Reference cycles: 2.02
- UOPS_RETIRED.ALL: 8.05
- RETIRE_SLOTS: 4.05
- UOPS_MITE: 0.04
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 2.03
- UOPS_PORT_2: 2.01
- UOPS_PORT_3: 2.01
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.03
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]
  17:	66 41 0f 74 66 40    	pcmpeqb xmm4,XMMWORD PTR [r14+0x40]
  1d:	66 41 0f 74 6e 50    	pcmpeqb xmm5,XMMWORD PTR [r14+0x50]
  23:	66 41 0f 74 76 60    	pcmpeqb xmm6,XMMWORD PTR [r14+0x60]
  29:	66 41 0f 74 7e 70    	pcmpeqb xmm7,XMMWORD PTR [r14+0x70]

Init:

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

Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 4.0
- Reference cycles: 4.08
- UOPS_RETIRED.ALL: 16.0
- RETIRE_SLOTS: 8.0
- UOPS_MITE: 8.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.0
- UOPS_PORT_2: 4.0
- UOPS_PORT_3: 4.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 2.0

With loop_count=1000 and unroll_count=1

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]
  17:	66 41 0f 74 66 40    	pcmpeqb xmm4,XMMWORD PTR [r14+0x40]
  1d:	66 41 0f 74 6e 50    	pcmpeqb xmm5,XMMWORD PTR [r14+0x50]
  23:	66 41 0f 74 76 60    	pcmpeqb xmm6,XMMWORD PTR [r14+0x60]
  29:	66 41 0f 74 7e 70    	pcmpeqb xmm7,XMMWORD PTR [r14+0x70]

Init:

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

Show nanoBench command
Results:
- Instructions retired: 10.0
- Core cycles: 4.53
- Reference cycles: 4.49
- UOPS_RETIRED.ALL: 17.0
- RETIRE_SLOTS: 9.0
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.51
- UOPS_PORT_2: 4.02
- UOPS_PORT_3: 4.02
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.51
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]
  17:	66 41 0f 74 66 40    	pcmpeqb xmm4,XMMWORD PTR [r14+0x40]
  1d:	66 41 0f 74 6e 50    	pcmpeqb xmm5,XMMWORD PTR [r14+0x50]
  23:	66 41 0f 74 76 60    	pcmpeqb xmm6,XMMWORD PTR [r14+0x60]
  29:	66 41 0f 74 7e 70    	pcmpeqb xmm7,XMMWORD PTR [r14+0x70]

Init:

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

Show nanoBench command
Results:
- Instructions retired: 8.2
- Core cycles: 4.08
- Reference cycles: 4.07
- UOPS_RETIRED.ALL: 16.1
- RETIRE_SLOTS: 8.1
- UOPS_MITE: 0.08
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.06
- UOPS_PORT_2: 4.02
- UOPS_PORT_3: 4.02
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.05
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.03

With 13 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]
  17:	66 41 0f 74 66 40    	pcmpeqb xmm4,XMMWORD PTR [r14+0x40]
  1d:	66 41 0f 74 6e 50    	pcmpeqb xmm5,XMMWORD PTR [r14+0x50]
  23:	66 41 0f 74 76 60    	pcmpeqb xmm6,XMMWORD PTR [r14+0x60]
  29:	66 41 0f 74 7e 70    	pcmpeqb xmm7,XMMWORD PTR [r14+0x70]
  2f:	66 45 0f 74 86 80 00 	pcmpeqb xmm8,XMMWORD PTR [r14+0x80]
  36:	00 00 
  38:	66 45 0f 74 8e 90 00 	pcmpeqb xmm9,XMMWORD PTR [r14+0x90]
  3f:	00 00 
  41:	66 45 0f 74 96 a0 00 	pcmpeqb xmm10,XMMWORD PTR [r14+0xa0]
  48:	00 00 
  4a:	66 45 0f 74 9e b0 00 	pcmpeqb xmm11,XMMWORD PTR [r14+0xb0]
  51:	00 00 
  53:	66 45 0f 74 a6 c0 00 	pcmpeqb xmm12,XMMWORD PTR [r14+0xc0]
  5a:	00 00

Init:

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

Show nanoBench command
Results:
- Instructions retired: 13.0
- Core cycles: 6.76
- Reference cycles: 6.74
- UOPS_RETIRED.ALL: 26.0
- RETIRE_SLOTS: 13.0
- UOPS_MITE: 13.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 6.54
- UOPS_PORT_2: 6.5
- UOPS_PORT_3: 6.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 6.51
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 3.5

With loop_count=1000 and unroll_count=1

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]
  17:	66 41 0f 74 66 40    	pcmpeqb xmm4,XMMWORD PTR [r14+0x40]
  1d:	66 41 0f 74 6e 50    	pcmpeqb xmm5,XMMWORD PTR [r14+0x50]
  23:	66 41 0f 74 76 60    	pcmpeqb xmm6,XMMWORD PTR [r14+0x60]
  29:	66 41 0f 74 7e 70    	pcmpeqb xmm7,XMMWORD PTR [r14+0x70]
  2f:	66 45 0f 74 86 80 00 	pcmpeqb xmm8,XMMWORD PTR [r14+0x80]
  36:	00 00 
  38:	66 45 0f 74 8e 90 00 	pcmpeqb xmm9,XMMWORD PTR [r14+0x90]
  3f:	00 00 
  41:	66 45 0f 74 96 a0 00 	pcmpeqb xmm10,XMMWORD PTR [r14+0xa0]
  48:	00 00 
  4a:	66 45 0f 74 9e b0 00 	pcmpeqb xmm11,XMMWORD PTR [r14+0xb0]
  51:	00 00 
  53:	66 45 0f 74 a6 c0 00 	pcmpeqb xmm12,XMMWORD PTR [r14+0xc0]
  5a:	00 00

Init:

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

Show nanoBench command
Results:
- Instructions retired: 15.0
- Core cycles: 7.03
- Reference cycles: 7.03
- UOPS_RETIRED.ALL: 27.0
- RETIRE_SLOTS: 14.0
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 7.0
- UOPS_PORT_2: 6.52
- UOPS_PORT_3: 6.52
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 7.01
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

Code:

   0:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]
   5:	66 41 0f 74 4e 10    	pcmpeqb xmm1,XMMWORD PTR [r14+0x10]
   b:	66 41 0f 74 56 20    	pcmpeqb xmm2,XMMWORD PTR [r14+0x20]
  11:	66 41 0f 74 5e 30    	pcmpeqb xmm3,XMMWORD PTR [r14+0x30]
  17:	66 41 0f 74 66 40    	pcmpeqb xmm4,XMMWORD PTR [r14+0x40]
  1d:	66 41 0f 74 6e 50    	pcmpeqb xmm5,XMMWORD PTR [r14+0x50]
  23:	66 41 0f 74 76 60    	pcmpeqb xmm6,XMMWORD PTR [r14+0x60]
  29:	66 41 0f 74 7e 70    	pcmpeqb xmm7,XMMWORD PTR [r14+0x70]
  2f:	66 45 0f 74 86 80 00 	pcmpeqb xmm8,XMMWORD PTR [r14+0x80]
  36:	00 00 
  38:	66 45 0f 74 8e 90 00 	pcmpeqb xmm9,XMMWORD PTR [r14+0x90]
  3f:	00 00 
  41:	66 45 0f 74 96 a0 00 	pcmpeqb xmm10,XMMWORD PTR [r14+0xa0]
  48:	00 00 
  4a:	66 45 0f 74 9e b0 00 	pcmpeqb xmm11,XMMWORD PTR [r14+0xb0]
  51:	00 00 
  53:	66 45 0f 74 a6 c0 00 	pcmpeqb xmm12,XMMWORD PTR [r14+0xc0]
  5a:	00 00

Init:

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

Show nanoBench command
Results:
- Instructions retired: 13.2
- Core cycles: 6.79
- Reference cycles: 6.8
- UOPS_RETIRED.ALL: 26.1
- RETIRE_SLOTS: 13.1
- UOPS_MITE: 0.13
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 6.55
- UOPS_PORT_2: 6.52
- UOPS_PORT_3: 6.51
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 6.57
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.04

With an indexed addressing mode

With 1 independent instruction

With unroll_count=500 and no inner loop

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]

Init:
```
VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 1.0
- Reference cycles: 1.01
- UOPS_RETIRED.ALL: 2.0
- RETIRE_SLOTS: 2.0
- UOPS_MITE: 1.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 0.5
- UOPS_PORT_2: 0.5
- UOPS_PORT_3: 0.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.25

With loop_count=1000 and unroll_count=10

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]

Init:
```
VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 1.2
- Core cycles: 1.0
- Reference cycles: 1.0
- UOPS_RETIRED.ALL: 2.1
- RETIRE_SLOTS: 2.1
- UOPS_MITE: 0.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 0.5
- UOPS_PORT_2: 0.5
- UOPS_PORT_3: 0.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.6
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]

Init:
```
VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 1.02
- Core cycles: 1.0
- Reference cycles: 1.0
- UOPS_RETIRED.ALL: 2.01
- RETIRE_SLOTS: 2.01
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 0.5
- UOPS_PORT_2: 0.5
- UOPS_PORT_3: 0.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.51
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3

Show nanoBench command
Results:
- Instructions retired: 4.0
- Core cycles: 2.0
- Reference cycles: 1.9
- UOPS_RETIRED.ALL: 8.0
- RETIRE_SLOTS: 8.0
- UOPS_MITE: 4.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 2.0
- UOPS_PORT_2: 2.0
- UOPS_PORT_3: 2.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 1.0

With loop_count=1000 and unroll_count=2

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3

Show nanoBench command
Results:
- Instructions retired: 5.0
- Core cycles: 2.5
- Reference cycles: 2.51
- UOPS_RETIRED.ALL: 8.5
- RETIRE_SLOTS: 8.5
- UOPS_MITE: 0.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 2.01
- UOPS_PORT_2: 2.0
- UOPS_PORT_3: 2.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.49
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3

Show nanoBench command
Results:
- Instructions retired: 4.1
- Core cycles: 2.04
- Reference cycles: 2.03
- UOPS_RETIRED.ALL: 8.05
- RETIRE_SLOTS: 8.05
- UOPS_MITE: 0.04
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 2.03
- UOPS_PORT_2: 2.0
- UOPS_PORT_3: 2.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.03
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]
  1b:	66 43 0f 74 64 2e 40 	pcmpeqb xmm4,XMMWORD PTR [r14+r13*1+0x40]
  22:	66 43 0f 74 6c 2e 50 	pcmpeqb xmm5,XMMWORD PTR [r14+r13*1+0x50]
  29:	66 43 0f 74 74 2e 60 	pcmpeqb xmm6,XMMWORD PTR [r14+r13*1+0x60]
  30:	66 43 0f 74 7c 2e 70 	pcmpeqb xmm7,XMMWORD PTR [r14+r13*1+0x70]

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7

Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 4.0
- Reference cycles: 3.97
- UOPS_RETIRED.ALL: 16.0
- RETIRE_SLOTS: 16.0
- UOPS_MITE: 8.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.0
- UOPS_PORT_2: 4.0
- UOPS_PORT_3: 4.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 2.0

With loop_count=1000 and unroll_count=1

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]
  1b:	66 43 0f 74 64 2e 40 	pcmpeqb xmm4,XMMWORD PTR [r14+r13*1+0x40]
  22:	66 43 0f 74 6c 2e 50 	pcmpeqb xmm5,XMMWORD PTR [r14+r13*1+0x50]
  29:	66 43 0f 74 74 2e 60 	pcmpeqb xmm6,XMMWORD PTR [r14+r13*1+0x60]
  30:	66 43 0f 74 7c 2e 70 	pcmpeqb xmm7,XMMWORD PTR [r14+r13*1+0x70]

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7

Show nanoBench command
Results:
- Instructions retired: 10.0
- Core cycles: 5.01
- Reference cycles: 4.99
- UOPS_RETIRED.ALL: 17.0
- RETIRE_SLOTS: 17.0
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.02
- UOPS_PORT_2: 4.01
- UOPS_PORT_3: 4.01
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.99
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]
  1b:	66 43 0f 74 64 2e 40 	pcmpeqb xmm4,XMMWORD PTR [r14+r13*1+0x40]
  22:	66 43 0f 74 6c 2e 50 	pcmpeqb xmm5,XMMWORD PTR [r14+r13*1+0x50]
  29:	66 43 0f 74 74 2e 60 	pcmpeqb xmm6,XMMWORD PTR [r14+r13*1+0x60]
  30:	66 43 0f 74 7c 2e 70 	pcmpeqb xmm7,XMMWORD PTR [r14+r13*1+0x70]

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7

Show nanoBench command
Results:
- Instructions retired: 8.2
- Core cycles: 4.08
- Reference cycles: 4.05
- UOPS_RETIRED.ALL: 16.1
- RETIRE_SLOTS: 16.1
- UOPS_MITE: 0.08
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 4.06
- UOPS_PORT_2: 4.01
- UOPS_PORT_3: 4.01
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.05
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.02

With 13 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]
  1b:	66 43 0f 74 64 2e 40 	pcmpeqb xmm4,XMMWORD PTR [r14+r13*1+0x40]
  22:	66 43 0f 74 6c 2e 50 	pcmpeqb xmm5,XMMWORD PTR [r14+r13*1+0x50]
  29:	66 43 0f 74 74 2e 60 	pcmpeqb xmm6,XMMWORD PTR [r14+r13*1+0x60]
  30:	66 43 0f 74 7c 2e 70 	pcmpeqb xmm7,XMMWORD PTR [r14+r13*1+0x70]
  37:	66 47 0f 74 84 2e 80 	pcmpeqb xmm8,XMMWORD PTR [r14+r13*1+0x80]
  3e:	00 00 00 
  41:	66 47 0f 74 8c 2e 90 	pcmpeqb xmm9,XMMWORD PTR [r14+r13*1+0x90]
  48:	00 00 00 
  4b:	66 47 0f 74 94 2e a0 	pcmpeqb xmm10,XMMWORD PTR [r14+r13*1+0xa0]
  52:	00 00 00 
  55:	66 47 0f 74 9c 2e b0 	pcmpeqb xmm11,XMMWORD PTR [r14+r13*1+0xb0]
  5c:	00 00 00 
  5f:	66 47 0f 74 a4 2e c0 	pcmpeqb xmm12,XMMWORD PTR [r14+r13*1+0xc0]
  66:	00 00 00

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- Instructions retired: 13.0
- Core cycles: 7.09
- Reference cycles: 7.03
- UOPS_RETIRED.ALL: 26.0
- RETIRE_SLOTS: 26.0
- UOPS_MITE: 13.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.01
- UOPS_PORT_1: 6.54
- UOPS_PORT_2: 6.5
- UOPS_PORT_3: 6.5
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 6.55
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 4.12

With loop_count=1000 and unroll_count=1

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]
  1b:	66 43 0f 74 64 2e 40 	pcmpeqb xmm4,XMMWORD PTR [r14+r13*1+0x40]
  22:	66 43 0f 74 6c 2e 50 	pcmpeqb xmm5,XMMWORD PTR [r14+r13*1+0x50]
  29:	66 43 0f 74 74 2e 60 	pcmpeqb xmm6,XMMWORD PTR [r14+r13*1+0x60]
  30:	66 43 0f 74 7c 2e 70 	pcmpeqb xmm7,XMMWORD PTR [r14+r13*1+0x70]
  37:	66 47 0f 74 84 2e 80 	pcmpeqb xmm8,XMMWORD PTR [r14+r13*1+0x80]
  3e:	00 00 00 
  41:	66 47 0f 74 8c 2e 90 	pcmpeqb xmm9,XMMWORD PTR [r14+r13*1+0x90]
  48:	00 00 00 
  4b:	66 47 0f 74 94 2e a0 	pcmpeqb xmm10,XMMWORD PTR [r14+r13*1+0xa0]
  52:	00 00 00 
  55:	66 47 0f 74 9c 2e b0 	pcmpeqb xmm11,XMMWORD PTR [r14+r13*1+0xb0]
  5c:	00 00 00 
  5f:	66 47 0f 74 a4 2e c0 	pcmpeqb xmm12,XMMWORD PTR [r14+r13*1+0xc0]
  66:	00 00 00

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- Instructions retired: 15.0
- Core cycles: 7.03
- Reference cycles: 7.03
- UOPS_RETIRED.ALL: 27.0
- RETIRE_SLOTS: 27.0
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 7.01
- UOPS_PORT_2: 6.51
- UOPS_PORT_3: 6.51
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 7.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

Code:

   0:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]
   6:	66 43 0f 74 4c 2e 10 	pcmpeqb xmm1,XMMWORD PTR [r14+r13*1+0x10]
   d:	66 43 0f 74 54 2e 20 	pcmpeqb xmm2,XMMWORD PTR [r14+r13*1+0x20]
  14:	66 43 0f 74 5c 2e 30 	pcmpeqb xmm3,XMMWORD PTR [r14+r13*1+0x30]
  1b:	66 43 0f 74 64 2e 40 	pcmpeqb xmm4,XMMWORD PTR [r14+r13*1+0x40]
  22:	66 43 0f 74 6c 2e 50 	pcmpeqb xmm5,XMMWORD PTR [r14+r13*1+0x50]
  29:	66 43 0f 74 74 2e 60 	pcmpeqb xmm6,XMMWORD PTR [r14+r13*1+0x60]
  30:	66 43 0f 74 7c 2e 70 	pcmpeqb xmm7,XMMWORD PTR [r14+r13*1+0x70]
  37:	66 47 0f 74 84 2e 80 	pcmpeqb xmm8,XMMWORD PTR [r14+r13*1+0x80]
  3e:	00 00 00 
  41:	66 47 0f 74 8c 2e 90 	pcmpeqb xmm9,XMMWORD PTR [r14+r13*1+0x90]
  48:	00 00 00 
  4b:	66 47 0f 74 94 2e a0 	pcmpeqb xmm10,XMMWORD PTR [r14+r13*1+0xa0]
  52:	00 00 00 
  55:	66 47 0f 74 9c 2e b0 	pcmpeqb xmm11,XMMWORD PTR [r14+r13*1+0xb0]
  5c:	00 00 00 
  5f:	66 47 0f 74 a4 2e c0 	pcmpeqb xmm12,XMMWORD PTR [r14+r13*1+0xc0]
  66:	00 00 00

Init:

VZEROALL;
PXOR XMM0, XMM0;
XOR R13, R13;
PXOR XMM1, XMM1;
PXOR XMM2, XMM2;
PXOR XMM3, XMM3;
PXOR XMM4, XMM4;
PXOR XMM5, XMM5;
PXOR XMM6, XMM6;
PXOR XMM7, XMM7;
PXOR XMM8, XMM8;
PXOR XMM9, XMM9;
PXOR XMM10, XMM10;
PXOR XMM11, XMM11;
PXOR XMM12, XMM12

Show nanoBench command
Results:
- Instructions retired: 13.2
- Core cycles: 6.9
- Reference cycles: 6.91
- UOPS_RETIRED.ALL: 26.1
- RETIRE_SLOTS: 26.1
- UOPS_MITE: 0.13
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.0
- UOPS_PORT_1: 6.53
- UOPS_PORT_2: 6.51
- UOPS_PORT_3: 6.51
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 6.59
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.04

PCMPEQB (XMM, M128) - Throughput and Uops

With a non-indexed addressing mode

With 1 independent instruction

With unroll_count=500 and no inner loop

With loop_count=1000 and unroll_count=10

With loop_count=100 and unroll_count=100

With 4 independent instructions

With unroll_count=200 and no inner loop

With loop_count=1000 and unroll_count=2

With loop_count=100 and unroll_count=20

With 8 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With 13 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With an indexed addressing mode

With 1 independent instruction

With unroll_count=500 and no inner loop

With loop_count=1000 and unroll_count=10

With loop_count=100 and unroll_count=100

With 4 independent instructions

With unroll_count=200 and no inner loop

With loop_count=1000 and unroll_count=2

With loop_count=100 and unroll_count=20

With 8 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With 13 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10