VPGATHERDD (YMM, VSIB_YMM, YMM) - Port Usage

With lfence (to avoid incorrect counts due to replays)

• Code:

     0:	c4 82 75 90 04 36    	vpgatherdd ymm0,DWORD PTR [r14+ymm14*1],ymm1
     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:	90                   	nop
     f:	90                   	nop
    10:	0f ae e8             	lfence
  

• Init:

  MOV R15, 10000;
  L: VADDPS YMM0, YMM1, YMM1;
  VADDPS YMM0, YMM1, YMM1;
  DEC R15;
  JNZ L;
  VZEROALL;
  VXORPS YMM0, YMM0, YMM0;
  VXORPS YMM1, YMM1, YMM1;
  VXORPS YMM14, YMM14, YMM14

• Show nanoBench command
• Results:
  • Instructions retired: 12.0
  • Core cycles: 44.0
  • Reference cycles: 30.64
  • UOPS_DISPATCHED.INT_EU_ALL: 1.0
  • UOPS_DISPATCHED.ALU: 1.0
  • UOPS_DISPATCHED.LD: 8.0
  • 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