PCMPEQB (XMM, M128) - Port Usage

With blocking instructions for port '23A':

Code:

   0:	f2 41 0f f0 4e 40    	lddqu  xmm1,[r14+0x40]
   6:	f2 41 0f f0 56 50    	lddqu  xmm2,[r14+0x50]
   c:	f2 41 0f f0 5e 60    	lddqu  xmm3,[r14+0x60]
  12:	f2 41 0f f0 66 70    	lddqu  xmm4,[r14+0x70]
  18:	f2 41 0f f0 ae 80 00 	lddqu  xmm5,[r14+0x80]
  1f:	00 00 
  21:	f2 41 0f f0 b6 90 00 	lddqu  xmm6,[r14+0x90]
  28:	00 00 
  2a:	f2 41 0f f0 be a0 00 	lddqu  xmm7,[r14+0xa0]
  31:	00 00 
  33:	f2 45 0f f0 86 b0 00 	lddqu  xmm8,[r14+0xb0]
  3a:	00 00 
  3c:	f2 45 0f f0 8e c0 00 	lddqu  xmm9,[r14+0xc0]
  43:	00 00 
  45:	f2 45 0f f0 96 d0 00 	lddqu  xmm10,[r14+0xd0]
  4c:	00 00 
  4e:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]

Init:
```
VZEROALL;
PXOR XMM0, XMM0
```
Show nanoBench command
Results:
- Instructions retired: 11.0
- Core cycles: 3.81
- Reference cycles: 3.36
- UOPS_PORT_23A: 11.0

⇨ One μop that can only use port '23A'

With blocking instructions for ports {'0', '1'}:

Code:

   0:	66 0f 38 de ca       	aesdec xmm1,xmm2
   5:	66 0f 38 de da       	aesdec xmm3,xmm2
   a:	66 0f 38 de e2       	aesdec xmm4,xmm2
   f:	66 0f 38 de ea       	aesdec xmm5,xmm2
  14:	66 0f 38 de f2       	aesdec xmm6,xmm2
  19:	66 0f 38 de fa       	aesdec xmm7,xmm2
  1e:	66 44 0f 38 de c2    	aesdec xmm8,xmm2
  24:	66 44 0f 38 de ca    	aesdec xmm9,xmm2
  2a:	66 44 0f 38 de d2    	aesdec xmm10,xmm2
  30:	66 44 0f 38 de da    	aesdec xmm11,xmm2
  36:	66 41 0f 74 06       	pcmpeqb xmm0,XMMWORD PTR [r14]

Init:

VZEROALL;
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;
PXOR XMM0, XMM0

Show nanoBench command
Results:
- Instructions retired: 11.0
- Core cycles: 5.57
- Reference cycles: 4.32
- UOPS_PORT_0: 5.49
- UOPS_PORT_1: 5.51

⇨ One μop that can only use ports {'0', '1'}

With an indexed addressing mode

With blocking instructions for port '23A':

Code:

   0:	f2 41 0f f0 4e 40    	lddqu  xmm1,[r14+0x40]
   6:	f2 41 0f f0 56 50    	lddqu  xmm2,[r14+0x50]
   c:	f2 41 0f f0 5e 60    	lddqu  xmm3,[r14+0x60]
  12:	f2 41 0f f0 66 70    	lddqu  xmm4,[r14+0x70]
  18:	f2 41 0f f0 ae 80 00 	lddqu  xmm5,[r14+0x80]
  1f:	00 00 
  21:	f2 41 0f f0 b6 90 00 	lddqu  xmm6,[r14+0x90]
  28:	00 00 
  2a:	f2 41 0f f0 be a0 00 	lddqu  xmm7,[r14+0xa0]
  31:	00 00 
  33:	f2 45 0f f0 86 b0 00 	lddqu  xmm8,[r14+0xb0]
  3a:	00 00 
  3c:	f2 45 0f f0 8e c0 00 	lddqu  xmm9,[r14+0xc0]
  43:	00 00 
  45:	f2 45 0f f0 96 d0 00 	lddqu  xmm10,[r14+0xd0]
  4c:	00 00 
  4e:	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: 11.0
- Core cycles: 3.82
- Reference cycles: 2.88
- UOPS_PORT_23A: 11.0

⇨ One μop that can only use port '23A'

With blocking instructions for ports {'0', '1'}:

Code:

   0:	66 0f 38 de ca       	aesdec xmm1,xmm2
   5:	66 0f 38 de da       	aesdec xmm3,xmm2
   a:	66 0f 38 de e2       	aesdec xmm4,xmm2
   f:	66 0f 38 de ea       	aesdec xmm5,xmm2
  14:	66 0f 38 de f2       	aesdec xmm6,xmm2
  19:	66 0f 38 de fa       	aesdec xmm7,xmm2
  1e:	66 44 0f 38 de c2    	aesdec xmm8,xmm2
  24:	66 44 0f 38 de ca    	aesdec xmm9,xmm2
  2a:	66 44 0f 38 de d2    	aesdec xmm10,xmm2
  30:	66 44 0f 38 de da    	aesdec xmm11,xmm2
  36:	66 43 0f 74 04 2e    	pcmpeqb xmm0,XMMWORD PTR [r14+r13*1]

Init:

VZEROALL;
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;
PXOR XMM0, XMM0;
XOR R13, R13

Show nanoBench command
Results:
- Instructions retired: 11.0
- Core cycles: 5.55
- Reference cycles: 3.84
- UOPS_PORT_0: 5.49
- UOPS_PORT_1: 5.51

⇨ One μop that can only use ports {'0', '1'}