SHA256RNDS2 (XMM, XMM) - Port Usage

With lfence (to avoid incorrect counts due to replays)

• Code:

     0:	0f 38 cb ca          	sha256rnds2 xmm1,xmm2,xmm0
     4:	90                   	nop
     5:	90                   	nop
     6:	90                   	nop
     7:	90                   	nop
     8:	90                   	nop
     9:	90                   	nop
     a:	90                   	nop
     b:	90                   	nop
     c:	90                   	nop
     d:	90                   	nop
     e:	0f ae e8             	lfence
  

• Init:

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

• Show nanoBench command
• Results:
  • Instructions retired: 12.0
  • Core cycles: 21.0
  • Reference cycles: 14.48
  • UOPS_DISPATCHED.INT_EU_ALL: 1.0
  • UOPS_DISPATCHED.ALU: 1.0
  • UOPS_DISPATCHED.LD: 0.0
  • UOPS_DISPATCHED.SLOW: 0.0
  • UOPS_DISPATCHED.STD: 0.0
  • UOPS_DISPATCHED.SHIFT: 0.0
  • UOPS_DISPATCHED.JMP: 0.0
  • UOPS_DISPATCHED.STA: 0.0