VPSHUFB_EVEX (YMM, YMM, YMM)

Experiment 1

Instruction: {evex} VPSHUFB YMM1, YMM0, YMM2
Chain instruction: {evex} VPSHUFB YMM0, YMM1, YMM2

Code:

   0:	62 f2 7d 28 00 ca    	{evex} vpshufb ymm1,ymm0,ymm2
   6:	62 f2 75 28 00 c2    	{evex} vpshufb ymm0,ymm1,ymm2

Init:

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

Show nanoBench command
Results:
- MPERF: 2.72
- APERF: 4.0
- UOPS: 2.0

Experiment 2

Instruction: {evex} VPSHUFB YMM1, YMM0, YMM2
Chain instructions: VANDPD YMM0, YMM1, YMM1;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 7d 28 00 ca    	{evex} vpshufb ymm1,ymm0,ymm2
   6:	c5 f5 54 c1          	vandpd ymm0,ymm1,ymm1
   a:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
   e:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  12:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  16:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0

Init:

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

Show nanoBench command
Results:
- MPERF: 7.98
- APERF: 12.0
- UOPS: 6.0

Experiment 3

Instruction: {evex} VPSHUFB YMM1, YMM0, YMM2
Chain instructions: VPAND YMM0, YMM1, YMM1;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 7d 28 00 ca    	{evex} vpshufb ymm1,ymm0,ymm2
   6:	c5 f5 db c1          	vpand  ymm0,ymm1,ymm1
   a:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
   e:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  12:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  16:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0

Init:

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

Show nanoBench command
Results:
- MPERF: 8.36
- APERF: 12.0
- UOPS: 6.0

Experiment 4 (source registers initialized by an instruction of the same kind)

Instruction: {evex} VPSHUFB YMM1, YMM0, YMM2
Chain instruction: {evex} VPSHUFB YMM0, YMM1, YMM2

Code:

   0:	62 f2 7d 28 00 ca    	{evex} vpshufb ymm1,ymm0,ymm2
   6:	62 f2 75 28 00 c2    	{evex} vpshufb ymm0,ymm1,ymm2

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS YMM0, YMM0, YMM0;
VXORPS YMM2, YMM2, YMM2;
{evex} VPSHUFB YMM0, YMM1, YMM2;
{evex} VPSHUFB YMM2, YMM0, YMM1

Show nanoBench command
Results:
- MPERF: 2.85
- APERF: 4.0
- UOPS: 2.0

Experiment 5 (source registers initialized by an instruction of the same kind)

Instruction: {evex} VPSHUFB YMM1, YMM0, YMM2
Chain instructions: VANDPD YMM0, YMM1, YMM1;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 7d 28 00 ca    	{evex} vpshufb ymm1,ymm0,ymm2
   6:	c5 f5 54 c1          	vandpd ymm0,ymm1,ymm1
   a:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
   e:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  12:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  16:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS YMM0, YMM0, YMM0;
VXORPS YMM2, YMM2, YMM2;
{evex} VPSHUFB YMM0, YMM1, YMM2;
{evex} VPSHUFB YMM2, YMM0, YMM1

Show nanoBench command
Results:
- MPERF: 8.04
- APERF: 12.0
- UOPS: 6.0

Experiment 6 (source registers initialized by an instruction of the same kind)

Instruction: {evex} VPSHUFB YMM1, YMM0, YMM2
Chain instructions: VPAND YMM0, YMM1, YMM1;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 7d 28 00 ca    	{evex} vpshufb ymm1,ymm0,ymm2
   6:	c5 f5 db c1          	vpand  ymm0,ymm1,ymm1
   a:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
   e:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  12:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  16:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS YMM0, YMM0, YMM0;
VXORPS YMM2, YMM2, YMM2;
{evex} VPSHUFB YMM0, YMM1, YMM2;
{evex} VPSHUFB YMM2, YMM0, YMM1

Show nanoBench command
Results:
- MPERF: 8.11
- APERF: 12.0
- UOPS: 6.0

Experiment 1

Instruction: {evex} VPSHUFB YMM1, YMM2, YMM0
Chain instruction: {evex} VPSHUFB YMM0, YMM2, YMM1

Code:

   0:	62 f2 6d 28 00 c8    	{evex} vpshufb ymm1,ymm2,ymm0
   6:	62 f2 6d 28 00 c1    	{evex} vpshufb ymm0,ymm2,ymm1

Init:

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

Show nanoBench command
Results:
- MPERF: 2.79
- APERF: 4.0
- UOPS: 2.0

Experiment 2

Instruction: {evex} VPSHUFB YMM1, YMM2, YMM0
Chain instructions: VANDPD YMM0, YMM1, YMM1;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 6d 28 00 c8    	{evex} vpshufb ymm1,ymm2,ymm0
   6:	c5 f5 54 c1          	vandpd ymm0,ymm1,ymm1
   a:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
   e:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  12:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  16:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0

Init:

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

Show nanoBench command
Results:
- MPERF: 8.3
- APERF: 12.0
- UOPS: 6.0

Experiment 3

Instruction: {evex} VPSHUFB YMM1, YMM2, YMM0
Chain instructions: VPAND YMM0, YMM1, YMM1;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 6d 28 00 c8    	{evex} vpshufb ymm1,ymm2,ymm0
   6:	c5 f5 db c1          	vpand  ymm0,ymm1,ymm1
   a:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
   e:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  12:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  16:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0

Init:

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

Show nanoBench command
Results:
- MPERF: 8.04
- APERF: 12.0
- UOPS: 6.0

Experiment 4 (source registers initialized by an instruction of the same kind)

Instruction: {evex} VPSHUFB YMM1, YMM2, YMM0
Chain instruction: {evex} VPSHUFB YMM0, YMM2, YMM1

Code:

   0:	62 f2 6d 28 00 c8    	{evex} vpshufb ymm1,ymm2,ymm0
   6:	62 f2 6d 28 00 c1    	{evex} vpshufb ymm0,ymm2,ymm1

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS YMM2, YMM2, YMM2;
VXORPS YMM0, YMM0, YMM0;
{evex} VPSHUFB YMM2, YMM0, YMM1;
{evex} VPSHUFB YMM0, YMM1, YMM2

Show nanoBench command
Results:
- MPERF: 2.98
- APERF: 4.0
- UOPS: 2.0

Experiment 5 (source registers initialized by an instruction of the same kind)

Instruction: {evex} VPSHUFB YMM1, YMM2, YMM0
Chain instructions: VANDPD YMM0, YMM1, YMM1;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0;VANDPD YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 6d 28 00 c8    	{evex} vpshufb ymm1,ymm2,ymm0
   6:	c5 f5 54 c1          	vandpd ymm0,ymm1,ymm1
   a:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
   e:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  12:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0
  16:	c5 fd 54 c0          	vandpd ymm0,ymm0,ymm0

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS YMM2, YMM2, YMM2;
VXORPS YMM0, YMM0, YMM0;
{evex} VPSHUFB YMM2, YMM0, YMM1;
{evex} VPSHUFB YMM0, YMM1, YMM2

Show nanoBench command
Results:
- MPERF: 8.17
- APERF: 12.0
- UOPS: 6.0

Experiment 6 (source registers initialized by an instruction of the same kind)

Instruction: {evex} VPSHUFB YMM1, YMM2, YMM0
Chain instructions: VPAND YMM0, YMM1, YMM1;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0;VPAND YMM0, YMM0, YMM0
Chain latency: 10

Code:

   0:	62 f2 6d 28 00 c8    	{evex} vpshufb ymm1,ymm2,ymm0
   6:	c5 f5 db c1          	vpand  ymm0,ymm1,ymm1
   a:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
   e:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  12:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0
  16:	c5 fd db c0          	vpand  ymm0,ymm0,ymm0

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS YMM2, YMM2, YMM2;
VXORPS YMM0, YMM0, YMM0;
{evex} VPSHUFB YMM2, YMM0, YMM1;
{evex} VPSHUFB YMM0, YMM1, YMM2

Show nanoBench command
Results:
- MPERF: 8.23
- APERF: 12.0
- UOPS: 6.0

VPSHUFB_EVEX (YMM, YMM, YMM) - Latency

Operands

Latency operand 2 → 1: 2

Latency operand 3 → 1: 2

Latency operand 2 → 1: 2

Experiment 1

Experiment 2

Experiment 3

Experiment 4 (source registers initialized by an instruction of the same kind)

Experiment 5 (source registers initialized by an instruction of the same kind)

Experiment 6 (source registers initialized by an instruction of the same kind)

Latency operand 3 → 1: 2

Experiment 1

Experiment 2

Experiment 3

Experiment 4 (source registers initialized by an instruction of the same kind)

Experiment 5 (source registers initialized by an instruction of the same kind)

Experiment 6 (source registers initialized by an instruction of the same kind)