VPDPBUSDS (ZMM, ZMM, ZMM)

With unroll_count=500 and no inner loop

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2

Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 5.5
- Reference cycles: 4.5
- UOPS_EXECUTED.THREAD: 1.01
- RETIRE_SLOTS: 1.0
- UOPS_MITE: 1.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.5
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.25

With loop_count=1000 and unroll_count=10

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2

Show nanoBench command
Results:
- Instructions retired: 1.2
- Core cycles: 5.43
- Reference cycles: 4.29
- UOPS_EXECUTED.THREAD: 1.1
- RETIRE_SLOTS: 1.1
- UOPS_MITE: 1.11
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.5
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- UOPS_PORT_6: 0.1
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.3

With loop_count=100 and unroll_count=100

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2

Show nanoBench command
Results:
- Instructions retired: 1.02
- Core cycles: 5.47
- Reference cycles: 4.56
- UOPS_EXECUTED.THREAD: 1.01
- RETIRE_SLOTS: 1.01
- UOPS_MITE: 0.06
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.5
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- UOPS_PORT_6: 0.01
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.02

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5

Show nanoBench command
Results:
- Instructions retired: 4.0
- Core cycles: 5.0
- Reference cycles: 3.75
- UOPS_EXECUTED.THREAD: 4.0
- RETIRE_SLOTS: 4.0
- UOPS_MITE: 4.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 2.0
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.0
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 1.0

With loop_count=1000 and unroll_count=2

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5

Show nanoBench command
Results:
- Instructions retired: 5.0
- Core cycles: 5.28
- Reference cycles: 4.19
- UOPS_EXECUTED.THREAD: 4.5
- RETIRE_SLOTS: 4.5
- UOPS_MITE: 0.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 1.98
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.02
- UOPS_PORT_6: 0.5
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5

Show nanoBench command
Results:
- Instructions retired: 4.1
- Core cycles: 5.13
- Reference cycles: 4.05
- UOPS_EXECUTED.THREAD: 4.05
- RETIRE_SLOTS: 4.05
- UOPS_MITE: 0.04
- UOPS_MS: 0.0
- UOPS_PORT_0: 2.0
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 2.0
- UOPS_PORT_6: 0.05
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2
  18:	62 f2 75 48 51 f2    	vpdpbusds zmm6,zmm1,zmm2
  1e:	62 f2 75 48 51 fa    	vpdpbusds zmm7,zmm1,zmm2
  24:	62 72 75 48 51 c2    	vpdpbusds zmm8,zmm1,zmm2
  2a:	62 72 75 48 51 ca    	vpdpbusds zmm9,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5;
VXORPS ZMM6, ZMM6, ZMM6;
VXORPS ZMM7, ZMM7, ZMM7;
VXORPS ZMM8, ZMM8, ZMM8;
VXORPS ZMM9, ZMM9, ZMM9

Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 5.0
- Reference cycles: 3.33
- UOPS_EXECUTED.THREAD: 7.98
- RETIRE_SLOTS: 8.0
- UOPS_MITE: 8.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 4.0
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.0
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 2.0

With loop_count=1000 and unroll_count=1

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2
  18:	62 f2 75 48 51 f2    	vpdpbusds zmm6,zmm1,zmm2
  1e:	62 f2 75 48 51 fa    	vpdpbusds zmm7,zmm1,zmm2
  24:	62 72 75 48 51 c2    	vpdpbusds zmm8,zmm1,zmm2
  2a:	62 72 75 48 51 ca    	vpdpbusds zmm9,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5;
VXORPS ZMM6, ZMM6, ZMM6;
VXORPS ZMM7, ZMM7, ZMM7;
VXORPS ZMM8, ZMM8, ZMM8;
VXORPS ZMM9, ZMM9, ZMM9

Show nanoBench command
Results:
- Instructions retired: 10.0
- Core cycles: 5.48
- Reference cycles: 4.58
- UOPS_EXECUTED.THREAD: 9.0
- RETIRE_SLOTS: 9.0
- UOPS_MITE: 0.01
- UOPS_MS: 0.0
- UOPS_PORT_0: 3.91
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.09
- UOPS_PORT_6: 1.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2
  18:	62 f2 75 48 51 f2    	vpdpbusds zmm6,zmm1,zmm2
  1e:	62 f2 75 48 51 fa    	vpdpbusds zmm7,zmm1,zmm2
  24:	62 72 75 48 51 c2    	vpdpbusds zmm8,zmm1,zmm2
  2a:	62 72 75 48 51 ca    	vpdpbusds zmm9,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5;
VXORPS ZMM6, ZMM6, ZMM6;
VXORPS ZMM7, ZMM7, ZMM7;
VXORPS ZMM8, ZMM8, ZMM8;
VXORPS ZMM9, ZMM9, ZMM9

Show nanoBench command
Results:
- Instructions retired: 8.2
- Core cycles: 5.33
- Reference cycles: 4.25
- UOPS_EXECUTED.THREAD: 8.1
- RETIRE_SLOTS: 8.1
- UOPS_MITE: 0.09
- UOPS_MS: 0.0
- UOPS_PORT_0: 3.92
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 4.08
- UOPS_PORT_6: 0.1
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.02

With 16 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2
  18:	62 f2 75 48 51 f2    	vpdpbusds zmm6,zmm1,zmm2
  1e:	62 f2 75 48 51 fa    	vpdpbusds zmm7,zmm1,zmm2
  24:	62 72 75 48 51 c2    	vpdpbusds zmm8,zmm1,zmm2
  2a:	62 72 75 48 51 ca    	vpdpbusds zmm9,zmm1,zmm2
  30:	62 72 75 48 51 d2    	vpdpbusds zmm10,zmm1,zmm2
  36:	62 72 75 48 51 da    	vpdpbusds zmm11,zmm1,zmm2
  3c:	62 72 75 48 51 e2    	vpdpbusds zmm12,zmm1,zmm2
  42:	62 e2 75 48 51 c2    	vpdpbusds zmm16,zmm1,zmm2
  48:	62 e2 75 48 51 ca    	vpdpbusds zmm17,zmm1,zmm2
  4e:	62 e2 75 48 51 d2    	vpdpbusds zmm18,zmm1,zmm2
  54:	62 e2 75 48 51 da    	vpdpbusds zmm19,zmm1,zmm2
  5a:	62 e2 75 48 51 e2    	vpdpbusds zmm20,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5;
VXORPS ZMM6, ZMM6, ZMM6;
VXORPS ZMM7, ZMM7, ZMM7;
VXORPS ZMM8, ZMM8, ZMM8;
VXORPS ZMM9, ZMM9, ZMM9;
VXORPS ZMM10, ZMM10, ZMM10;
VXORPS ZMM11, ZMM11, ZMM11;
VXORPS ZMM12, ZMM12, ZMM12;
VXORPS ZMM16, ZMM16, ZMM16;
VXORPS ZMM17, ZMM17, ZMM17;
VXORPS ZMM18, ZMM18, ZMM18;
VXORPS ZMM19, ZMM19, ZMM19;
VXORPS ZMM20, ZMM20, ZMM20

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 8.0
- Reference cycles: 6.46
- UOPS_EXECUTED.THREAD: 16.02
- RETIRE_SLOTS: 16.0
- UOPS_MITE: 16.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 8.0
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 8.0
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 4.0

With loop_count=1000 and unroll_count=1

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2
  18:	62 f2 75 48 51 f2    	vpdpbusds zmm6,zmm1,zmm2
  1e:	62 f2 75 48 51 fa    	vpdpbusds zmm7,zmm1,zmm2
  24:	62 72 75 48 51 c2    	vpdpbusds zmm8,zmm1,zmm2
  2a:	62 72 75 48 51 ca    	vpdpbusds zmm9,zmm1,zmm2
  30:	62 72 75 48 51 d2    	vpdpbusds zmm10,zmm1,zmm2
  36:	62 72 75 48 51 da    	vpdpbusds zmm11,zmm1,zmm2
  3c:	62 72 75 48 51 e2    	vpdpbusds zmm12,zmm1,zmm2
  42:	62 e2 75 48 51 c2    	vpdpbusds zmm16,zmm1,zmm2
  48:	62 e2 75 48 51 ca    	vpdpbusds zmm17,zmm1,zmm2
  4e:	62 e2 75 48 51 d2    	vpdpbusds zmm18,zmm1,zmm2
  54:	62 e2 75 48 51 da    	vpdpbusds zmm19,zmm1,zmm2
  5a:	62 e2 75 48 51 e2    	vpdpbusds zmm20,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5;
VXORPS ZMM6, ZMM6, ZMM6;
VXORPS ZMM7, ZMM7, ZMM7;
VXORPS ZMM8, ZMM8, ZMM8;
VXORPS ZMM9, ZMM9, ZMM9;
VXORPS ZMM10, ZMM10, ZMM10;
VXORPS ZMM11, ZMM11, ZMM11;
VXORPS ZMM12, ZMM12, ZMM12;
VXORPS ZMM16, ZMM16, ZMM16;
VXORPS ZMM17, ZMM17, ZMM17;
VXORPS ZMM18, ZMM18, ZMM18;
VXORPS ZMM19, ZMM19, ZMM19;
VXORPS ZMM20, ZMM20, ZMM20

Show nanoBench command
Results:
- Instructions retired: 18.0
- Core cycles: 8.01
- Reference cycles: 6.69
- UOPS_EXECUTED.THREAD: 17.0
- RETIRE_SLOTS: 17.0
- UOPS_MITE: 0.04
- UOPS_MS: 0.0
- UOPS_PORT_0: 8.0
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 8.0
- UOPS_PORT_6: 1.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.01

With loop_count=100 and unroll_count=10

Code:

   0:	62 f2 75 48 51 c2    	vpdpbusds zmm0,zmm1,zmm2
   6:	62 f2 75 48 51 da    	vpdpbusds zmm3,zmm1,zmm2
   c:	62 f2 75 48 51 e2    	vpdpbusds zmm4,zmm1,zmm2
  12:	62 f2 75 48 51 ea    	vpdpbusds zmm5,zmm1,zmm2
  18:	62 f2 75 48 51 f2    	vpdpbusds zmm6,zmm1,zmm2
  1e:	62 f2 75 48 51 fa    	vpdpbusds zmm7,zmm1,zmm2
  24:	62 72 75 48 51 c2    	vpdpbusds zmm8,zmm1,zmm2
  2a:	62 72 75 48 51 ca    	vpdpbusds zmm9,zmm1,zmm2
  30:	62 72 75 48 51 d2    	vpdpbusds zmm10,zmm1,zmm2
  36:	62 72 75 48 51 da    	vpdpbusds zmm11,zmm1,zmm2
  3c:	62 72 75 48 51 e2    	vpdpbusds zmm12,zmm1,zmm2
  42:	62 e2 75 48 51 c2    	vpdpbusds zmm16,zmm1,zmm2
  48:	62 e2 75 48 51 ca    	vpdpbusds zmm17,zmm1,zmm2
  4e:	62 e2 75 48 51 d2    	vpdpbusds zmm18,zmm1,zmm2
  54:	62 e2 75 48 51 da    	vpdpbusds zmm19,zmm1,zmm2
  5a:	62 e2 75 48 51 e2    	vpdpbusds zmm20,zmm1,zmm2

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0;
VXORPS ZMM1, ZMM1, ZMM1;
VXORPS ZMM2, ZMM2, ZMM2;
VXORPS ZMM3, ZMM3, ZMM3;
VXORPS ZMM4, ZMM4, ZMM4;
VXORPS ZMM5, ZMM5, ZMM5;
VXORPS ZMM6, ZMM6, ZMM6;
VXORPS ZMM7, ZMM7, ZMM7;
VXORPS ZMM8, ZMM8, ZMM8;
VXORPS ZMM9, ZMM9, ZMM9;
VXORPS ZMM10, ZMM10, ZMM10;
VXORPS ZMM11, ZMM11, ZMM11;
VXORPS ZMM12, ZMM12, ZMM12;
VXORPS ZMM16, ZMM16, ZMM16;
VXORPS ZMM17, ZMM17, ZMM17;
VXORPS ZMM18, ZMM18, ZMM18;
VXORPS ZMM19, ZMM19, ZMM19;
VXORPS ZMM20, ZMM20, ZMM20

Show nanoBench command
Results:
- Instructions retired: 16.2
- Core cycles: 8.01
- Reference cycles: 6.35
- UOPS_EXECUTED.THREAD: 16.1
- RETIRE_SLOTS: 16.1
- UOPS_MITE: 0.16
- UOPS_MS: 0.0
- UOPS_PORT_0: 8.0
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 8.0
- UOPS_PORT_6: 0.1
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.04

With the same register for for different operands

With unroll_count=500 and no inner loop

Code:

   0:	62 f2 7d 48 51 c0    	vpdpbusds zmm0,zmm0,zmm0

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0

Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 5.5
- Reference cycles: 4.25
- UOPS_EXECUTED.THREAD: 1.0
- RETIRE_SLOTS: 1.0
- UOPS_MITE: 1.0
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.5
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- UOPS_PORT_6: 0.0
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.25

With loop_count=1000 and unroll_count=10

Code:

   0:	62 f2 7d 48 51 c0    	vpdpbusds zmm0,zmm0,zmm0

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0

Show nanoBench command
Results:
- Instructions retired: 1.2
- Core cycles: 5.43
- Reference cycles: 4.53
- UOPS_EXECUTED.THREAD: 1.1
- RETIRE_SLOTS: 1.1
- UOPS_MITE: 1.11
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.5
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- UOPS_PORT_6: 0.1
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.3

With loop_count=100 and unroll_count=100

Code:

   0:	62 f2 7d 48 51 c0    	vpdpbusds zmm0,zmm0,zmm0

Init:

MOV R15, 10000;
L: VADDPS ZMM0, ZMM1, ZMM1;
VADDPS ZMM0, ZMM1, ZMM1;
DEC R15;
JNZ L;
VZEROALL;
VXORPS ZMM0, ZMM0, ZMM0

Show nanoBench command
Results:
- Instructions retired: 1.02
- Core cycles: 5.47
- Reference cycles: 4.32
- UOPS_EXECUTED.THREAD: 1.01
- RETIRE_SLOTS: 1.01
- UOPS_MITE: 0.06
- UOPS_MS: 0.0
- UOPS_PORT_0: 0.5
- UOPS_PORT_1: 0.0
- UOPS_PORT_2: 0.0
- UOPS_PORT_3: 0.0
- UOPS_PORT_4: 0.0
- UOPS_PORT_5: 0.5
- UOPS_PORT_6: 0.01
- UOPS_PORT_7: 0.0
- DIV_CYCLES: 0.0
- ILD_STALL.LCP: 0.0
- UOPS_MITE>=1: 0.02

VPDPBUSDS (ZMM, ZMM, ZMM) - Throughput and Uops

With different registers for different operands

With 1 independent instruction

With unroll_count=500 and no inner loop

With loop_count=1000 and unroll_count=10

With loop_count=100 and unroll_count=100

With 4 independent instructions

With unroll_count=200 and no inner loop

With loop_count=1000 and unroll_count=2

With loop_count=100 and unroll_count=20

With 8 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With 16 independent instructions

With unroll_count=100 and no inner loop

With loop_count=1000 and unroll_count=1

With loop_count=100 and unroll_count=10

With the same register for for different operands

With unroll_count=500 and no inner loop

With loop_count=1000 and unroll_count=10

With loop_count=100 and unroll_count=100