PCLMULQDQ (XMM, XMM, I8) - Port Usage

With blocking instructions for port '0':

• Code:

     0:	41 0f 7e c0          	movd   r8d,mm0
     4:	41 0f 7e c1          	movd   r9d,mm0
     8:	41 0f 7e c2          	movd   r10d,mm0
     c:	41 0f 7e c3          	movd   r11d,mm0
    10:	41 0f 7e c4          	movd   r12d,mm0
    14:	0f 7e c3             	movd   ebx,mm0
    17:	0f 7e c1             	movd   ecx,mm0
    1a:	0f 7e c2             	movd   edx,mm0
    1d:	41 0f 7e c0          	movd   r8d,mm0
    21:	41 0f 7e c1          	movd   r9d,mm0
    25:	41 0f 7e c2          	movd   r10d,mm0
    29:	41 0f 7e c3          	movd   r11d,mm0
    2d:	41 0f 7e c4          	movd   r12d,mm0
    31:	0f 7e c3             	movd   ebx,mm0
    34:	66 0f 3a 44 c1 02    	pclmullqhqdq xmm0,xmm1
  

• Init:

  PXOR MM0, MM0;
  VZEROALL;
  PXOR XMM0, XMM0;
  PXOR XMM1, XMM1

• Show nanoBench command
• Results:
  • Instructions retired: 15.0
  • Core cycles: 16.13
  • Reference cycles: 14.42
  • UOPS_PORT_0: 15.99

With blocking instructions for port '5':

• Code:

     0:	66 0f 38 de d3       	aesdec xmm2,xmm3
     5:	66 0f 38 de e3       	aesdec xmm4,xmm3
     a:	66 0f 38 de eb       	aesdec xmm5,xmm3
     f:	66 0f 38 de f3       	aesdec xmm6,xmm3
    14:	66 0f 38 de fb       	aesdec xmm7,xmm3
    19:	66 44 0f 38 de c3    	aesdec xmm8,xmm3
    1f:	66 44 0f 38 de cb    	aesdec xmm9,xmm3
    25:	66 44 0f 38 de d3    	aesdec xmm10,xmm3
    2b:	66 44 0f 38 de db    	aesdec xmm11,xmm3
    31:	66 44 0f 38 de e3    	aesdec xmm12,xmm3
    37:	66 0f 38 de d3       	aesdec xmm2,xmm3
    3c:	66 0f 38 de e3       	aesdec xmm4,xmm3
    41:	66 0f 38 de eb       	aesdec xmm5,xmm3
    46:	66 0f 38 de f3       	aesdec xmm6,xmm3
    4b:	66 0f 3a 44 c1 02    	pclmullqhqdq xmm0,xmm1
  

• Init:

  VZEROALL;
  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;
  PXOR XMM1, XMM1

• Show nanoBench command
• Results:
  • Instructions retired: 15.0
  • Core cycles: 20.13
  • Reference cycles: 18.03
  • UOPS_PORT_5: 15.0