VPCLMULQDQ (YMM, YMM, YMM, I8) - Port Usage

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

Code:

   0:	0f ec c1             	paddsb mm0,mm1
   3:	0f ec d1             	paddsb mm2,mm1
   6:	0f ec d9             	paddsb mm3,mm1
   9:	0f ec e1             	paddsb mm4,mm1
   c:	0f ec e9             	paddsb mm5,mm1
   f:	0f ec f1             	paddsb mm6,mm1
  12:	0f ec f9             	paddsb mm7,mm1
  15:	0f ec c1             	paddsb mm0,mm1
  18:	0f ec d1             	paddsb mm2,mm1
  1b:	0f ec d9             	paddsb mm3,mm1
  1e:	c4 e3 75 44 c2 02    	vpclmullqhqdq ymm0,ymm1,ymm2

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
PXOR MM0, MM0;
PXOR MM1, MM1;
PXOR MM2, MM2;
PXOR MM3, MM3;
PXOR MM4, MM4;
PXOR MM5, MM5;
PXOR MM6, MM6;
PXOR MM7, MM7;
VZEROALL;
VXORPS YMM1, YMM1, YMM1;
VXORPS YMM2, YMM2, YMM2

Show nanoBench command
Results:
- MPERF: 4.94
- APERF: 5.7
- FpuPipeAssignment.Total0: 5.57
- FpuPipeAssignment.Total1: 5.43
- FpuPipeAssignment.Total2: 0.96
- FpuPipeAssignment.Total3: 1.04
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0

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

With blocking instructions for ports {'1', '2'}:

Code:

   0:	0f 6b c1             	packssdw mm0,mm1
   3:	0f 6b d1             	packssdw mm2,mm1
   6:	0f 6b d9             	packssdw mm3,mm1
   9:	0f 6b e1             	packssdw mm4,mm1
   c:	0f 6b e9             	packssdw mm5,mm1
   f:	0f 6b f1             	packssdw mm6,mm1
  12:	0f 6b f9             	packssdw mm7,mm1
  15:	0f 6b c1             	packssdw mm0,mm1
  18:	0f 6b d1             	packssdw mm2,mm1
  1b:	0f 6b d9             	packssdw mm3,mm1
  1e:	c4 e3 75 44 c2 02    	vpclmullqhqdq ymm0,ymm1,ymm2

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
PXOR MM0, MM0;
PXOR MM1, MM1;
PXOR MM2, MM2;
PXOR MM3, MM3;
PXOR MM4, MM4;
PXOR MM5, MM5;
PXOR MM6, MM6;
PXOR MM7, MM7;
VZEROALL;
VXORPS YMM1, YMM1, YMM1;
VXORPS YMM2, YMM2, YMM2

Show nanoBench command
Results:
- MPERF: 4.54
- APERF: 5.18
- FpuPipeAssignment.Total0: 0.98
- FpuPipeAssignment.Total1: 5.01
- FpuPipeAssignment.Total2: 5.1
- FpuPipeAssignment.Total3: 1.91
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0

With blocking instructions for ports {'2', '3'}:

Code:

   0:	0f 72 f0 02          	pslld  mm0,0x2
   4:	0f 72 f1 02          	pslld  mm1,0x2
   8:	0f 72 f2 02          	pslld  mm2,0x2
   c:	0f 72 f3 02          	pslld  mm3,0x2
  10:	0f 72 f4 02          	pslld  mm4,0x2
  14:	0f 72 f5 02          	pslld  mm5,0x2
  18:	0f 72 f6 02          	pslld  mm6,0x2
  1c:	0f 72 f7 02          	pslld  mm7,0x2
  20:	0f 72 f0 02          	pslld  mm0,0x2
  24:	0f 72 f1 02          	pslld  mm1,0x2
  28:	c4 e3 75 44 c2 02    	vpclmullqhqdq ymm0,ymm1,ymm2

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
PXOR MM0, MM0;
PXOR MM1, MM1;
PXOR MM2, MM2;
PXOR MM3, MM3;
PXOR MM4, MM4;
PXOR MM5, MM5;
PXOR MM6, MM6;
PXOR MM7, MM7;
VZEROALL;
VXORPS YMM1, YMM1, YMM1;
VXORPS YMM2, YMM2, YMM2

Show nanoBench command
Results:
- MPERF: 5.09
- APERF: 5.81
- FpuPipeAssignment.Total0: 0.51
- FpuPipeAssignment.Total1: 1.58
- FpuPipeAssignment.Total2: 5.72
- FpuPipeAssignment.Total3: 5.2
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0

⇨ One μop that can only use ports {'2', '3'}

With blocking instructions for ports {'1', '2', '3'}:

Code:

   0:	0f 70 c1 02          	pshufw mm0,mm1,0x2
   4:	0f 70 d1 02          	pshufw mm2,mm1,0x2
   8:	0f 70 d9 02          	pshufw mm3,mm1,0x2
   c:	0f 70 e1 02          	pshufw mm4,mm1,0x2
  10:	0f 70 e9 02          	pshufw mm5,mm1,0x2
  14:	0f 70 f1 02          	pshufw mm6,mm1,0x2
  18:	0f 70 f9 02          	pshufw mm7,mm1,0x2
  1c:	0f 70 c1 02          	pshufw mm0,mm1,0x2
  20:	0f 70 d1 02          	pshufw mm2,mm1,0x2
  24:	0f 70 d9 02          	pshufw mm3,mm1,0x2
  28:	0f 70 e1 02          	pshufw mm4,mm1,0x2
  2c:	0f 70 e9 02          	pshufw mm5,mm1,0x2
  30:	c4 e3 75 44 c2 02    	vpclmullqhqdq ymm0,ymm1,ymm2

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
PXOR MM1, MM1;
VZEROALL;
VXORPS YMM1, YMM1, YMM1;
VXORPS YMM2, YMM2, YMM2

Show nanoBench command
Results:
- MPERF: 4.23
- APERF: 4.92
- FpuPipeAssignment.Total0: 0.79
- FpuPipeAssignment.Total1: 4.76
- FpuPipeAssignment.Total2: 4.68
- FpuPipeAssignment.Total3: 4.78
- FpuPipeAssignment.Total4: 0.0
- FpuPipeAssignment.Total5: 0.0

⇨ One μop that can only use ports {'1', '2', '3'}