RDTSC - Port Usage

With blocking instructions for port '0':

Code:

   0:	66 45 8d 06          	lea    r8w,[r14]
   4:	66 45 8d 0e          	lea    r9w,[r14]
   8:	66 45 8d 16          	lea    r10w,[r14]
   c:	66 45 8d 1e          	lea    r11w,[r14]
  10:	66 45 8d 26          	lea    r12w,[r14]
  14:	66 41 8d 1e          	lea    bx,[r14]
  18:	66 41 8d 0e          	lea    cx,[r14]
  1c:	66 45 8d 06          	lea    r8w,[r14]
  20:	66 45 8d 0e          	lea    r9w,[r14]
  24:	66 45 8d 16          	lea    r10w,[r14]
  28:	66 45 8d 1e          	lea    r11w,[r14]
  2c:	66 45 8d 26          	lea    r12w,[r14]
  30:	66 41 8d 1e          	lea    bx,[r14]
  34:	66 41 8d 0e          	lea    cx,[r14]
  38:	66 45 8d 06          	lea    r8w,[r14]
  3c:	66 45 8d 0e          	lea    r9w,[r14]
  40:	66 45 8d 16          	lea    r10w,[r14]
  44:	66 45 8d 1e          	lea    r11w,[r14]
  48:	66 45 8d 26          	lea    r12w,[r14]
  4c:	66 41 8d 1e          	lea    bx,[r14]
  50:	66 41 8d 0e          	lea    cx,[r14]
  54:	66 45 8d 06          	lea    r8w,[r14]
  58:	66 45 8d 0e          	lea    r9w,[r14]
  5c:	66 45 8d 16          	lea    r10w,[r14]
  60:	66 45 8d 1e          	lea    r11w,[r14]
  64:	66 45 8d 26          	lea    r12w,[r14]
  68:	66 41 8d 1e          	lea    bx,[r14]
  6c:	66 41 8d 0e          	lea    cx,[r14]
  70:	66 45 8d 06          	lea    r8w,[r14]
  74:	66 45 8d 0e          	lea    r9w,[r14]
  78:	66 45 8d 16          	lea    r10w,[r14]
  7c:	66 45 8d 1e          	lea    r11w,[r14]
  80:	66 45 8d 26          	lea    r12w,[r14]
  84:	66 41 8d 1e          	lea    bx,[r14]
  88:	66 41 8d 0e          	lea    cx,[r14]
  8c:	66 45 8d 06          	lea    r8w,[r14]
  90:	66 45 8d 0e          	lea    r9w,[r14]
  94:	66 45 8d 16          	lea    r10w,[r14]
  98:	66 45 8d 1e          	lea    r11w,[r14]
  9c:	66 45 8d 26          	lea    r12w,[r14]
  a0:	66 41 8d 1e          	lea    bx,[r14]
  a4:	66 41 8d 0e          	lea    cx,[r14]
  a8:	66 45 8d 06          	lea    r8w,[r14]
  ac:	66 45 8d 0e          	lea    r9w,[r14]
  b0:	66 45 8d 16          	lea    r10w,[r14]
  b4:	66 45 8d 1e          	lea    r11w,[r14]
  b8:	66 45 8d 26          	lea    r12w,[r14]
  bc:	66 41 8d 1e          	lea    bx,[r14]
  c0:	66 41 8d 0e          	lea    cx,[r14]
  c4:	66 45 8d 06          	lea    r8w,[r14]
  c8:	66 45 8d 0e          	lea    r9w,[r14]
  cc:	66 45 8d 16          	lea    r10w,[r14]
  d0:	66 45 8d 1e          	lea    r11w,[r14]
  d4:	66 45 8d 26          	lea    r12w,[r14]
  d8:	66 41 8d 1e          	lea    bx,[r14]
  dc:	66 41 8d 0e          	lea    cx,[r14]
  e0:	66 45 8d 06          	lea    r8w,[r14]
  e4:	66 45 8d 0e          	lea    r9w,[r14]
  e8:	66 45 8d 16          	lea    r10w,[r14]
  ec:	66 45 8d 1e          	lea    r11w,[r14]
  f0:	66 45 8d 26          	lea    r12w,[r14]
  f4:	66 41 8d 1e          	lea    bx,[r14]
  f8:	66 41 8d 0e          	lea    cx,[r14]
  fc:	66 45 8d 06          	lea    r8w,[r14]
 100:	0f 31                	rdtsc

Show nanoBench command
Results:
- Instructions retired: 65.0
- Core cycles: 76.87
- Reference cycles: 76.8
- UOPS_PORT_0: 67.67

⇨ 3 μops that can only use port '0'

With blocking instructions for port '1':

Code:

   0:	66 0f 58 c1          	addpd  xmm0,xmm1
   4:	66 0f 58 d1          	addpd  xmm2,xmm1
   8:	66 0f 58 d9          	addpd  xmm3,xmm1
   c:	66 0f 58 e1          	addpd  xmm4,xmm1
  10:	66 0f 58 e9          	addpd  xmm5,xmm1
  14:	66 0f 58 f1          	addpd  xmm6,xmm1
  18:	66 0f 58 f9          	addpd  xmm7,xmm1
  1c:	66 44 0f 58 c1       	addpd  xmm8,xmm1
  21:	66 44 0f 58 c9       	addpd  xmm9,xmm1
  26:	66 44 0f 58 d1       	addpd  xmm10,xmm1
  2b:	66 44 0f 58 d9       	addpd  xmm11,xmm1
  30:	66 44 0f 58 e1       	addpd  xmm12,xmm1
  35:	66 0f 58 c1          	addpd  xmm0,xmm1
  39:	66 0f 58 d1          	addpd  xmm2,xmm1
  3d:	66 0f 58 d9          	addpd  xmm3,xmm1
  41:	66 0f 58 e1          	addpd  xmm4,xmm1
  45:	66 0f 58 e9          	addpd  xmm5,xmm1
  49:	66 0f 58 f1          	addpd  xmm6,xmm1
  4d:	66 0f 58 f9          	addpd  xmm7,xmm1
  51:	66 44 0f 58 c1       	addpd  xmm8,xmm1
  56:	66 44 0f 58 c9       	addpd  xmm9,xmm1
  5b:	66 44 0f 58 d1       	addpd  xmm10,xmm1
  60:	66 44 0f 58 d9       	addpd  xmm11,xmm1
  65:	66 44 0f 58 e1       	addpd  xmm12,xmm1
  6a:	66 0f 58 c1          	addpd  xmm0,xmm1
  6e:	66 0f 58 d1          	addpd  xmm2,xmm1
  72:	66 0f 58 d9          	addpd  xmm3,xmm1
  76:	66 0f 58 e1          	addpd  xmm4,xmm1
  7a:	66 0f 58 e9          	addpd  xmm5,xmm1
  7e:	66 0f 58 f1          	addpd  xmm6,xmm1
  82:	66 0f 58 f9          	addpd  xmm7,xmm1
  86:	66 44 0f 58 c1       	addpd  xmm8,xmm1
  8b:	66 44 0f 58 c9       	addpd  xmm9,xmm1
  90:	66 44 0f 58 d1       	addpd  xmm10,xmm1
  95:	66 44 0f 58 d9       	addpd  xmm11,xmm1
  9a:	66 44 0f 58 e1       	addpd  xmm12,xmm1
  9f:	66 0f 58 c1          	addpd  xmm0,xmm1
  a3:	66 0f 58 d1          	addpd  xmm2,xmm1
  a7:	66 0f 58 d9          	addpd  xmm3,xmm1
  ab:	66 0f 58 e1          	addpd  xmm4,xmm1
  af:	66 0f 58 e9          	addpd  xmm5,xmm1
  b3:	66 0f 58 f1          	addpd  xmm6,xmm1
  b7:	66 0f 58 f9          	addpd  xmm7,xmm1
  bb:	66 44 0f 58 c1       	addpd  xmm8,xmm1
  c0:	66 44 0f 58 c9       	addpd  xmm9,xmm1
  c5:	66 44 0f 58 d1       	addpd  xmm10,xmm1
  ca:	66 44 0f 58 d9       	addpd  xmm11,xmm1
  cf:	66 44 0f 58 e1       	addpd  xmm12,xmm1
  d4:	66 0f 58 c1          	addpd  xmm0,xmm1
  d8:	66 0f 58 d1          	addpd  xmm2,xmm1
  dc:	66 0f 58 d9          	addpd  xmm3,xmm1
  e0:	66 0f 58 e1          	addpd  xmm4,xmm1
  e4:	66 0f 58 e9          	addpd  xmm5,xmm1
  e8:	66 0f 58 f1          	addpd  xmm6,xmm1
  ec:	66 0f 58 f9          	addpd  xmm7,xmm1
  f0:	66 44 0f 58 c1       	addpd  xmm8,xmm1
  f5:	66 44 0f 58 c9       	addpd  xmm9,xmm1
  fa:	66 44 0f 58 d1       	addpd  xmm10,xmm1
  ff:	66 44 0f 58 d9       	addpd  xmm11,xmm1
 104:	66 44 0f 58 e1       	addpd  xmm12,xmm1
 109:	66 0f 58 c1          	addpd  xmm0,xmm1
 10d:	66 0f 58 d1          	addpd  xmm2,xmm1
 111:	66 0f 58 d9          	addpd  xmm3,xmm1
 115:	66 0f 58 e1          	addpd  xmm4,xmm1
 119:	0f 31                	rdtsc

Init:

MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPD XMM0, [R14];
MOVUPD XMM1, [R14];
MOVUPD XMM2, [R14];
MOVUPD XMM3, [R14];
MOVUPD XMM4, [R14];
MOVUPD XMM5, [R14];
MOVUPD XMM6, [R14];
MOVUPD XMM7, [R14];
MOVUPD XMM8, [R14];
MOVUPD XMM9, [R14];
MOVUPD XMM10, [R14];
MOVUPD XMM11, [R14];
MOVUPD XMM12, [R14]

Show nanoBench command
Results:
- Instructions retired: 65.0
- Core cycles: 95.67
- Reference cycles: 95.5
- UOPS_PORT_1: 66.6

⇨ 2 μops that can only use port '1'

With blocking instructions for port '5':

Code:

   0:	66 0f 3a 0d c1 02    	blendpd xmm0,xmm1,0x2
   6:	66 0f 3a 0d d1 02    	blendpd xmm2,xmm1,0x2
   c:	66 0f 3a 0d d9 02    	blendpd xmm3,xmm1,0x2
  12:	66 0f 3a 0d e1 02    	blendpd xmm4,xmm1,0x2
  18:	66 0f 3a 0d e9 02    	blendpd xmm5,xmm1,0x2
  1e:	66 0f 3a 0d f1 02    	blendpd xmm6,xmm1,0x2
  24:	66 0f 3a 0d f9 02    	blendpd xmm7,xmm1,0x2
  2a:	66 44 0f 3a 0d c1 02 	blendpd xmm8,xmm1,0x2
  31:	66 44 0f 3a 0d c9 02 	blendpd xmm9,xmm1,0x2
  38:	66 44 0f 3a 0d d1 02 	blendpd xmm10,xmm1,0x2
  3f:	66 44 0f 3a 0d d9 02 	blendpd xmm11,xmm1,0x2
  46:	66 44 0f 3a 0d e1 02 	blendpd xmm12,xmm1,0x2
  4d:	66 0f 3a 0d c1 02    	blendpd xmm0,xmm1,0x2
  53:	66 0f 3a 0d d1 02    	blendpd xmm2,xmm1,0x2
  59:	66 0f 3a 0d d9 02    	blendpd xmm3,xmm1,0x2
  5f:	66 0f 3a 0d e1 02    	blendpd xmm4,xmm1,0x2
  65:	66 0f 3a 0d e9 02    	blendpd xmm5,xmm1,0x2
  6b:	66 0f 3a 0d f1 02    	blendpd xmm6,xmm1,0x2
  71:	66 0f 3a 0d f9 02    	blendpd xmm7,xmm1,0x2
  77:	66 44 0f 3a 0d c1 02 	blendpd xmm8,xmm1,0x2
  7e:	66 44 0f 3a 0d c9 02 	blendpd xmm9,xmm1,0x2
  85:	66 44 0f 3a 0d d1 02 	blendpd xmm10,xmm1,0x2
  8c:	66 44 0f 3a 0d d9 02 	blendpd xmm11,xmm1,0x2
  93:	66 44 0f 3a 0d e1 02 	blendpd xmm12,xmm1,0x2
  9a:	66 0f 3a 0d c1 02    	blendpd xmm0,xmm1,0x2
  a0:	66 0f 3a 0d d1 02    	blendpd xmm2,xmm1,0x2
  a6:	66 0f 3a 0d d9 02    	blendpd xmm3,xmm1,0x2
  ac:	66 0f 3a 0d e1 02    	blendpd xmm4,xmm1,0x2
  b2:	66 0f 3a 0d e9 02    	blendpd xmm5,xmm1,0x2
  b8:	66 0f 3a 0d f1 02    	blendpd xmm6,xmm1,0x2
  be:	66 0f 3a 0d f9 02    	blendpd xmm7,xmm1,0x2
  c4:	66 44 0f 3a 0d c1 02 	blendpd xmm8,xmm1,0x2
  cb:	66 44 0f 3a 0d c9 02 	blendpd xmm9,xmm1,0x2
  d2:	66 44 0f 3a 0d d1 02 	blendpd xmm10,xmm1,0x2
  d9:	66 44 0f 3a 0d d9 02 	blendpd xmm11,xmm1,0x2
  e0:	66 44 0f 3a 0d e1 02 	blendpd xmm12,xmm1,0x2
  e7:	66 0f 3a 0d c1 02    	blendpd xmm0,xmm1,0x2
  ed:	66 0f 3a 0d d1 02    	blendpd xmm2,xmm1,0x2
  f3:	66 0f 3a 0d d9 02    	blendpd xmm3,xmm1,0x2
  f9:	66 0f 3a 0d e1 02    	blendpd xmm4,xmm1,0x2
  ff:	66 0f 3a 0d e9 02    	blendpd xmm5,xmm1,0x2
 105:	66 0f 3a 0d f1 02    	blendpd xmm6,xmm1,0x2
 10b:	66 0f 3a 0d f9 02    	blendpd xmm7,xmm1,0x2
 111:	66 44 0f 3a 0d c1 02 	blendpd xmm8,xmm1,0x2
 118:	66 44 0f 3a 0d c9 02 	blendpd xmm9,xmm1,0x2
 11f:	66 44 0f 3a 0d d1 02 	blendpd xmm10,xmm1,0x2
 126:	66 44 0f 3a 0d d9 02 	blendpd xmm11,xmm1,0x2
 12d:	66 44 0f 3a 0d e1 02 	blendpd xmm12,xmm1,0x2
 134:	66 0f 3a 0d c1 02    	blendpd xmm0,xmm1,0x2
 13a:	66 0f 3a 0d d1 02    	blendpd xmm2,xmm1,0x2
 140:	66 0f 3a 0d d9 02    	blendpd xmm3,xmm1,0x2
 146:	66 0f 3a 0d e1 02    	blendpd xmm4,xmm1,0x2
 14c:	66 0f 3a 0d e9 02    	blendpd xmm5,xmm1,0x2
 152:	66 0f 3a 0d f1 02    	blendpd xmm6,xmm1,0x2
 158:	66 0f 3a 0d f9 02    	blendpd xmm7,xmm1,0x2
 15e:	66 44 0f 3a 0d c1 02 	blendpd xmm8,xmm1,0x2
 165:	66 44 0f 3a 0d c9 02 	blendpd xmm9,xmm1,0x2
 16c:	66 44 0f 3a 0d d1 02 	blendpd xmm10,xmm1,0x2
 173:	66 44 0f 3a 0d d9 02 	blendpd xmm11,xmm1,0x2
 17a:	66 44 0f 3a 0d e1 02 	blendpd xmm12,xmm1,0x2
 181:	66 0f 3a 0d c1 02    	blendpd xmm0,xmm1,0x2
 187:	66 0f 3a 0d d1 02    	blendpd xmm2,xmm1,0x2
 18d:	66 0f 3a 0d d9 02    	blendpd xmm3,xmm1,0x2
 193:	66 0f 3a 0d e1 02    	blendpd xmm4,xmm1,0x2
 199:	0f 31                	rdtsc

Init:

MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPD XMM0, [R14];
MOVUPD XMM1, [R14];
MOVUPD XMM2, [R14];
MOVUPD XMM3, [R14];
MOVUPD XMM4, [R14];
MOVUPD XMM5, [R14];
MOVUPD XMM6, [R14];
MOVUPD XMM7, [R14];
MOVUPD XMM8, [R14];
MOVUPD XMM9, [R14];
MOVUPD XMM10, [R14];
MOVUPD XMM11, [R14];
MOVUPD XMM12, [R14]

Show nanoBench command
Results:
- Instructions retired: 65.0
- Core cycles: 78.33
- Reference cycles: 78.3
- UOPS_PORT_5: 70.87

⇨ 7 μops that can only use port '5'

With blocking instructions for ports {'0', '1', '5'}:

Code:

   0:	66 0f 55 c1          	andnpd xmm0,xmm1
   4:	66 0f 55 d1          	andnpd xmm2,xmm1
   8:	66 0f 55 d9          	andnpd xmm3,xmm1
   c:	66 0f 55 e1          	andnpd xmm4,xmm1
  10:	66 0f 55 e9          	andnpd xmm5,xmm1
  14:	66 0f 55 f1          	andnpd xmm6,xmm1
  18:	66 0f 55 f9          	andnpd xmm7,xmm1
  1c:	66 44 0f 55 c1       	andnpd xmm8,xmm1
  21:	66 44 0f 55 c9       	andnpd xmm9,xmm1
  26:	66 44 0f 55 d1       	andnpd xmm10,xmm1
  2b:	66 44 0f 55 d9       	andnpd xmm11,xmm1
  30:	66 44 0f 55 e1       	andnpd xmm12,xmm1
  35:	66 0f 55 c1          	andnpd xmm0,xmm1
  39:	66 0f 55 d1          	andnpd xmm2,xmm1
  3d:	66 0f 55 d9          	andnpd xmm3,xmm1
  41:	66 0f 55 e1          	andnpd xmm4,xmm1
  45:	66 0f 55 e9          	andnpd xmm5,xmm1
  49:	66 0f 55 f1          	andnpd xmm6,xmm1
  4d:	66 0f 55 f9          	andnpd xmm7,xmm1
  51:	66 44 0f 55 c1       	andnpd xmm8,xmm1
  56:	66 44 0f 55 c9       	andnpd xmm9,xmm1
  5b:	66 44 0f 55 d1       	andnpd xmm10,xmm1
  60:	66 44 0f 55 d9       	andnpd xmm11,xmm1
  65:	66 44 0f 55 e1       	andnpd xmm12,xmm1
  6a:	66 0f 55 c1          	andnpd xmm0,xmm1
  6e:	66 0f 55 d1          	andnpd xmm2,xmm1
  72:	66 0f 55 d9          	andnpd xmm3,xmm1
  76:	66 0f 55 e1          	andnpd xmm4,xmm1
  7a:	66 0f 55 e9          	andnpd xmm5,xmm1
  7e:	66 0f 55 f1          	andnpd xmm6,xmm1
  82:	66 0f 55 f9          	andnpd xmm7,xmm1
  86:	66 44 0f 55 c1       	andnpd xmm8,xmm1
  8b:	66 44 0f 55 c9       	andnpd xmm9,xmm1
  90:	66 44 0f 55 d1       	andnpd xmm10,xmm1
  95:	66 44 0f 55 d9       	andnpd xmm11,xmm1
  9a:	66 44 0f 55 e1       	andnpd xmm12,xmm1
  9f:	66 0f 55 c1          	andnpd xmm0,xmm1
  a3:	66 0f 55 d1          	andnpd xmm2,xmm1
  a7:	66 0f 55 d9          	andnpd xmm3,xmm1
  ab:	66 0f 55 e1          	andnpd xmm4,xmm1
  af:	66 0f 55 e9          	andnpd xmm5,xmm1
  b3:	66 0f 55 f1          	andnpd xmm6,xmm1
  b7:	66 0f 55 f9          	andnpd xmm7,xmm1
  bb:	66 44 0f 55 c1       	andnpd xmm8,xmm1
  c0:	66 44 0f 55 c9       	andnpd xmm9,xmm1
  c5:	66 44 0f 55 d1       	andnpd xmm10,xmm1
  ca:	66 44 0f 55 d9       	andnpd xmm11,xmm1
  cf:	66 44 0f 55 e1       	andnpd xmm12,xmm1
  d4:	66 0f 55 c1          	andnpd xmm0,xmm1
  d8:	66 0f 55 d1          	andnpd xmm2,xmm1
  dc:	66 0f 55 d9          	andnpd xmm3,xmm1
  e0:	66 0f 55 e1          	andnpd xmm4,xmm1
  e4:	66 0f 55 e9          	andnpd xmm5,xmm1
  e8:	66 0f 55 f1          	andnpd xmm6,xmm1
  ec:	66 0f 55 f9          	andnpd xmm7,xmm1
  f0:	66 44 0f 55 c1       	andnpd xmm8,xmm1
  f5:	66 44 0f 55 c9       	andnpd xmm9,xmm1
  fa:	66 44 0f 55 d1       	andnpd xmm10,xmm1
  ff:	66 44 0f 55 d9       	andnpd xmm11,xmm1
 104:	66 44 0f 55 e1       	andnpd xmm12,xmm1
 109:	66 0f 55 c1          	andnpd xmm0,xmm1
 10d:	66 0f 55 d1          	andnpd xmm2,xmm1
 111:	66 0f 55 d9          	andnpd xmm3,xmm1
 115:	66 0f 55 e1          	andnpd xmm4,xmm1
 119:	66 0f 55 e9          	andnpd xmm5,xmm1
 11d:	66 0f 55 f1          	andnpd xmm6,xmm1
 121:	66 0f 55 f9          	andnpd xmm7,xmm1
 125:	66 44 0f 55 c1       	andnpd xmm8,xmm1
 12a:	66 44 0f 55 c9       	andnpd xmm9,xmm1
 12f:	66 44 0f 55 d1       	andnpd xmm10,xmm1
 134:	66 44 0f 55 d9       	andnpd xmm11,xmm1
 139:	66 44 0f 55 e1       	andnpd xmm12,xmm1
 13e:	66 0f 55 c1          	andnpd xmm0,xmm1
 142:	66 0f 55 d1          	andnpd xmm2,xmm1
 146:	66 0f 55 d9          	andnpd xmm3,xmm1
 14a:	66 0f 55 e1          	andnpd xmm4,xmm1
 14e:	66 0f 55 e9          	andnpd xmm5,xmm1
 152:	66 0f 55 f1          	andnpd xmm6,xmm1
 156:	66 0f 55 f9          	andnpd xmm7,xmm1
 15a:	66 44 0f 55 c1       	andnpd xmm8,xmm1
 15f:	66 44 0f 55 c9       	andnpd xmm9,xmm1
 164:	66 44 0f 55 d1       	andnpd xmm10,xmm1
 169:	66 44 0f 55 d9       	andnpd xmm11,xmm1
 16e:	66 44 0f 55 e1       	andnpd xmm12,xmm1
 173:	66 0f 55 c1          	andnpd xmm0,xmm1
 177:	66 0f 55 d1          	andnpd xmm2,xmm1
 17b:	66 0f 55 d9          	andnpd xmm3,xmm1
 17f:	66 0f 55 e1          	andnpd xmm4,xmm1
 183:	66 0f 55 e9          	andnpd xmm5,xmm1
 187:	66 0f 55 f1          	andnpd xmm6,xmm1
 18b:	66 0f 55 f9          	andnpd xmm7,xmm1
 18f:	66 44 0f 55 c1       	andnpd xmm8,xmm1
 194:	66 44 0f 55 c9       	andnpd xmm9,xmm1
 199:	66 44 0f 55 d1       	andnpd xmm10,xmm1
 19e:	66 44 0f 55 d9       	andnpd xmm11,xmm1
 1a3:	66 44 0f 55 e1       	andnpd xmm12,xmm1
 1a8:	66 0f 55 c1          	andnpd xmm0,xmm1
 1ac:	66 0f 55 d1          	andnpd xmm2,xmm1
 1b0:	66 0f 55 d9          	andnpd xmm3,xmm1
 1b4:	66 0f 55 e1          	andnpd xmm4,xmm1
 1b8:	0f 31                	rdtsc

Init:

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: 101.0
- Core cycles: 111.3
- Reference cycles: 111.6
- UOPS_PORT_0: 13.7
- UOPS_PORT_1: 48.4
- UOPS_PORT_5: 50.9

⇨ One μop that can only use ports {'0', '1', '5'}