PDEP (R64, R64, R64)

With unroll_count=500 and no inner loop

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 1.0
- Reference cycles: 0.86
- UOPS_RETIRED.ALL: 1.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 1.2
- Core cycles: 1.0
- Reference cycles: 0.79
- UOPS_RETIRED.ALL: 1.2
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 1.02
- Core cycles: 1.0
- Reference cycles: 0.79
- UOPS_RETIRED.ALL: 1.02
- UOPS_MS: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 4.0
- Core cycles: 4.0
- Reference cycles: 3.06
- UOPS_RETIRED.ALL: 4.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=2

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 5.0
- Core cycles: 4.0
- Reference cycles: 3.16
- UOPS_RETIRED.ALL: 5.0
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 4.1
- Core cycles: 4.0
- Reference cycles: 3.15
- UOPS_RETIRED.ALL: 4.1
- UOPS_MS: 0.0

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10
  14:	c4 42 b3 f5 f2       	pdep   r14,r9,r10
  19:	c4 c2 b3 f5 da       	pdep   rbx,r9,r10
  1e:	c4 c2 b3 f5 ca       	pdep   rcx,r9,r10
  23:	c4 c2 b3 f5 d2       	pdep   rdx,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 7.99
- Reference cycles: 6.63
- UOPS_RETIRED.ALL: 8.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10
  14:	c4 42 b3 f5 f2       	pdep   r14,r9,r10
  19:	c4 c2 b3 f5 da       	pdep   rbx,r9,r10
  1e:	c4 c2 b3 f5 ca       	pdep   rcx,r9,r10
  23:	c4 c2 b3 f5 d2       	pdep   rdx,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 10.0
- Core cycles: 8.01
- Reference cycles: 6.33
- UOPS_RETIRED.ALL: 10.0
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10
  14:	c4 42 b3 f5 f2       	pdep   r14,r9,r10
  19:	c4 c2 b3 f5 da       	pdep   rbx,r9,r10
  1e:	c4 c2 b3 f5 ca       	pdep   rcx,r9,r10
  23:	c4 c2 b3 f5 d2       	pdep   rdx,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 8.2
- Core cycles: 8.0
- Reference cycles: 6.32
- UOPS_RETIRED.ALL: 8.2
- UOPS_MS: 0.0

With 12 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10
  14:	c4 42 b3 f5 f2       	pdep   r14,r9,r10
  19:	c4 c2 b3 f5 da       	pdep   rbx,r9,r10
  1e:	c4 c2 b3 f5 ca       	pdep   rcx,r9,r10
  23:	c4 c2 b3 f5 d2       	pdep   rdx,r9,r10
  28:	c4 c2 b3 f5 c2       	pdep   rax,r9,r10
  2d:	c4 c2 b3 f5 fa       	pdep   rdi,r9,r10
  32:	c4 c2 b3 f5 f2       	pdep   rsi,r9,r10
  37:	c4 c2 b3 f5 ea       	pdep   rbp,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 12.0
- Core cycles: 11.99
- Reference cycles: 9.75
- UOPS_RETIRED.ALL: 12.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10
  14:	c4 42 b3 f5 f2       	pdep   r14,r9,r10
  19:	c4 c2 b3 f5 da       	pdep   rbx,r9,r10
  1e:	c4 c2 b3 f5 ca       	pdep   rcx,r9,r10
  23:	c4 c2 b3 f5 d2       	pdep   rdx,r9,r10
  28:	c4 c2 b3 f5 c2       	pdep   rax,r9,r10
  2d:	c4 c2 b3 f5 fa       	pdep   rdi,r9,r10
  32:	c4 c2 b3 f5 f2       	pdep   rsi,r9,r10
  37:	c4 c2 b3 f5 ea       	pdep   rbp,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 14.0
- Core cycles: 12.01
- Reference cycles: 9.5
- UOPS_RETIRED.ALL: 14.0
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 42 b3 f5 c2       	pdep   r8,r9,r10
   5:	c4 42 b3 f5 da       	pdep   r11,r9,r10
   a:	c4 42 b3 f5 e2       	pdep   r12,r9,r10
   f:	c4 42 b3 f5 ea       	pdep   r13,r9,r10
  14:	c4 42 b3 f5 f2       	pdep   r14,r9,r10
  19:	c4 c2 b3 f5 da       	pdep   rbx,r9,r10
  1e:	c4 c2 b3 f5 ca       	pdep   rcx,r9,r10
  23:	c4 c2 b3 f5 d2       	pdep   rdx,r9,r10
  28:	c4 c2 b3 f5 c2       	pdep   rax,r9,r10
  2d:	c4 c2 b3 f5 fa       	pdep   rdi,r9,r10
  32:	c4 c2 b3 f5 f2       	pdep   rsi,r9,r10
  37:	c4 c2 b3 f5 ea       	pdep   rbp,r9,r10

Init:

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

Show nanoBench command
Results:
- Instructions retired: 12.2
- Core cycles: 12.01
- Reference cycles: 9.48
- UOPS_RETIRED.ALL: 12.2
- UOPS_MS: 0.0

With the same register for for different operands

With 1 independent instruction

With unroll_count=500 and no inner loop

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8

Init:

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

Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 3.0
- Reference cycles: 2.34
- UOPS_RETIRED.ALL: 1.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8

Init:

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

Show nanoBench command
Results:
- Instructions retired: 1.2
- Core cycles: 3.0
- Reference cycles: 2.37
- UOPS_RETIRED.ALL: 1.2
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8

Init:

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

Show nanoBench command
Results:
- Instructions retired: 1.02
- Core cycles: 3.0
- Reference cycles: 2.37
- UOPS_RETIRED.ALL: 1.02
- UOPS_MS: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11

Init:

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

Show nanoBench command
Results:
- Instructions retired: 4.0
- Core cycles: 4.0
- Reference cycles: 3.45
- UOPS_RETIRED.ALL: 4.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=2

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11

Init:

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

Show nanoBench command
Results:
- Instructions retired: 5.0
- Core cycles: 4.0
- Reference cycles: 3.14
- UOPS_RETIRED.ALL: 5.0
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11

Init:

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

Show nanoBench command
Results:
- Instructions retired: 4.1
- Core cycles: 4.0
- Reference cycles: 3.15
- UOPS_RETIRED.ALL: 4.1
- UOPS_MS: 0.0

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11
  14:	c4 42 9b f5 e4       	pdep   r12,r12,r12
  19:	c4 42 93 f5 ed       	pdep   r13,r13,r13
  1e:	c4 42 8b f5 f6       	pdep   r14,r14,r14
  23:	c4 e2 e3 f5 db       	pdep   rbx,rbx,rbx

Init:

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

Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 7.99
- Reference cycles: 6.24
- UOPS_RETIRED.ALL: 8.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11
  14:	c4 42 9b f5 e4       	pdep   r12,r12,r12
  19:	c4 42 93 f5 ed       	pdep   r13,r13,r13
  1e:	c4 42 8b f5 f6       	pdep   r14,r14,r14
  23:	c4 e2 e3 f5 db       	pdep   rbx,rbx,rbx

Init:

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

Show nanoBench command
Results:
- Instructions retired: 10.0
- Core cycles: 8.01
- Reference cycles: 6.32
- UOPS_RETIRED.ALL: 10.0
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11
  14:	c4 42 9b f5 e4       	pdep   r12,r12,r12
  19:	c4 42 93 f5 ed       	pdep   r13,r13,r13
  1e:	c4 42 8b f5 f6       	pdep   r14,r14,r14
  23:	c4 e2 e3 f5 db       	pdep   rbx,rbx,rbx

Init:

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

Show nanoBench command
Results:
- Instructions retired: 8.2
- Core cycles: 8.0
- Reference cycles: 6.29
- UOPS_RETIRED.ALL: 8.2
- UOPS_MS: 0.0

With 14 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11
  14:	c4 42 9b f5 e4       	pdep   r12,r12,r12
  19:	c4 42 93 f5 ed       	pdep   r13,r13,r13
  1e:	c4 42 8b f5 f6       	pdep   r14,r14,r14
  23:	c4 e2 e3 f5 db       	pdep   rbx,rbx,rbx
  28:	c4 e2 f3 f5 c9       	pdep   rcx,rcx,rcx
  2d:	c4 e2 eb f5 d2       	pdep   rdx,rdx,rdx
  32:	c4 e2 fb f5 c0       	pdep   rax,rax,rax
  37:	c4 e2 c3 f5 ff       	pdep   rdi,rdi,rdi
  3c:	c4 e2 cb f5 f6       	pdep   rsi,rsi,rsi
  41:	c4 e2 d3 f5 ed       	pdep   rbp,rbp,rbp

Init:

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

Show nanoBench command
Results:
- Instructions retired: 14.0
- Core cycles: 13.99
- Reference cycles: 11.44
- UOPS_RETIRED.ALL: 14.0
- UOPS_MS: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11
  14:	c4 42 9b f5 e4       	pdep   r12,r12,r12
  19:	c4 42 93 f5 ed       	pdep   r13,r13,r13
  1e:	c4 42 8b f5 f6       	pdep   r14,r14,r14
  23:	c4 e2 e3 f5 db       	pdep   rbx,rbx,rbx
  28:	c4 e2 f3 f5 c9       	pdep   rcx,rcx,rcx
  2d:	c4 e2 eb f5 d2       	pdep   rdx,rdx,rdx
  32:	c4 e2 fb f5 c0       	pdep   rax,rax,rax
  37:	c4 e2 c3 f5 ff       	pdep   rdi,rdi,rdi
  3c:	c4 e2 cb f5 f6       	pdep   rsi,rsi,rsi
  41:	c4 e2 d3 f5 ed       	pdep   rbp,rbp,rbp

Init:

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

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 14.01
- Reference cycles: 11.08
- UOPS_RETIRED.ALL: 16.0
- UOPS_MS: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 42 bb f5 c0       	pdep   r8,r8,r8
   5:	c4 42 b3 f5 c9       	pdep   r9,r9,r9
   a:	c4 42 ab f5 d2       	pdep   r10,r10,r10
   f:	c4 42 a3 f5 db       	pdep   r11,r11,r11
  14:	c4 42 9b f5 e4       	pdep   r12,r12,r12
  19:	c4 42 93 f5 ed       	pdep   r13,r13,r13
  1e:	c4 42 8b f5 f6       	pdep   r14,r14,r14
  23:	c4 e2 e3 f5 db       	pdep   rbx,rbx,rbx
  28:	c4 e2 f3 f5 c9       	pdep   rcx,rcx,rcx
  2d:	c4 e2 eb f5 d2       	pdep   rdx,rdx,rdx
  32:	c4 e2 fb f5 c0       	pdep   rax,rax,rax
  37:	c4 e2 c3 f5 ff       	pdep   rdi,rdi,rdi
  3c:	c4 e2 cb f5 f6       	pdep   rsi,rsi,rsi
  41:	c4 e2 d3 f5 ed       	pdep   rbp,rbp,rbp

Init:

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

Show nanoBench command
Results:
- Instructions retired: 14.2
- Core cycles: 14.0
- Reference cycles: 11.08
- UOPS_RETIRED.ALL: 14.2
- UOPS_MS: 0.0

PDEP (R64, R64, R64) - 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 12 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 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 14 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