DIV (R64)

Experiment 1 (fast division)

Instruction: DIV RBX
Chain instructions: AND RBX, RAX; AND RBX, RCX; OR RBX, RCX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; ; MOV RAX, R8;MOV RDX, R9
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 c3             	and    rbx,rax
   6:	48 21 cb             	and    rbx,rcx
   9:	48 09 cb             	or     rbx,rcx
   c:	48 09 db             	or     rbx,rbx
   f:	48 09 db             	or     rbx,rbx
  12:	48 09 db             	or     rbx,rbx
  15:	48 09 db             	or     rbx,rbx
  18:	48 09 db             	or     rbx,rbx
  1b:	48 09 db             	or     rbx,rbx
  1e:	48 09 db             	or     rbx,rbx
  21:	48 09 db             	or     rbx,rbx
  24:	48 09 db             	or     rbx,rbx
  27:	48 09 db             	or     rbx,rbx
  2a:	4c 89 c0             	mov    rax,r8
  2d:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 0;
MOV R9, 0;
MOV RCX, 1;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 25.13
- Reference cycles: 19.76
- UOPS_RETIRED.ALL: 19.0

Experiment 2 (slow division)

Instruction: DIV RBX
Chain instructions: AND RBX, RAX; AND RBX, RCX; OR RBX, RCX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; ; MOV RAX, R8;MOV RDX, R9
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 c3             	and    rbx,rax
   6:	48 21 cb             	and    rbx,rcx
   9:	48 09 cb             	or     rbx,rcx
   c:	48 09 db             	or     rbx,rbx
   f:	48 09 db             	or     rbx,rbx
  12:	48 09 db             	or     rbx,rbx
  15:	48 09 db             	or     rbx,rbx
  18:	48 09 db             	or     rbx,rbx
  1b:	48 09 db             	or     rbx,rbx
  1e:	48 09 db             	or     rbx,rbx
  21:	48 09 db             	or     rbx,rbx
  24:	48 09 db             	or     rbx,rbx
  27:	48 09 db             	or     rbx,rbx
  2a:	4c 89 c0             	mov    rax,r8
  2d:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 133;
MOV R9, 0x343a9ed744556677;
MOV RCX, 0x75e6e44fccddeeff;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 45.2
- Reference cycles: 35.62
- UOPS_RETIRED.ALL: 19.0

Latency operand 1 → 3: 13 ≤ lat ≤ 33

Experiment 1 (fast division)

Instruction: DIV RBX
Chain instructions: AND RBX, RDX; AND RBX, RCX; OR RBX, RCX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; ; MOV RAX, R8;MOV RDX, R9
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 d3             	and    rbx,rdx
   6:	48 21 cb             	and    rbx,rcx
   9:	48 09 cb             	or     rbx,rcx
   c:	48 09 db             	or     rbx,rbx
   f:	48 09 db             	or     rbx,rbx
  12:	48 09 db             	or     rbx,rbx
  15:	48 09 db             	or     rbx,rbx
  18:	48 09 db             	or     rbx,rbx
  1b:	48 09 db             	or     rbx,rbx
  1e:	48 09 db             	or     rbx,rbx
  21:	48 09 db             	or     rbx,rbx
  24:	48 09 db             	or     rbx,rbx
  27:	48 09 db             	or     rbx,rbx
  2a:	4c 89 c0             	mov    rax,r8
  2d:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 0;
MOV R9, 0;
MOV RCX, 1;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 26.0
- Reference cycles: 20.54
- UOPS_RETIRED.ALL: 19.0

Experiment 2 (slow division)

Instruction: DIV RBX
Chain instructions: AND RBX, RDX; AND RBX, RCX; OR RBX, RCX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; OR RBX, RBX; ; MOV RAX, R8;MOV RDX, R9
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 d3             	and    rbx,rdx
   6:	48 21 cb             	and    rbx,rcx
   9:	48 09 cb             	or     rbx,rcx
   c:	48 09 db             	or     rbx,rbx
   f:	48 09 db             	or     rbx,rbx
  12:	48 09 db             	or     rbx,rbx
  15:	48 09 db             	or     rbx,rbx
  18:	48 09 db             	or     rbx,rbx
  1b:	48 09 db             	or     rbx,rbx
  1e:	48 09 db             	or     rbx,rbx
  21:	48 09 db             	or     rbx,rbx
  24:	48 09 db             	or     rbx,rbx
  27:	48 09 db             	or     rbx,rbx
  2a:	4c 89 c0             	mov    rax,r8
  2d:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 133;
MOV R9, 0x343a9ed744556677;
MOV RCX, 0x75e6e44fccddeeff;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 46.0
- Reference cycles: 36.27
- UOPS_RETIRED.ALL: 19.0

Latency operand 2 → 2: 11 ≤ lat ≤ 31

Experiment 1 (fast division)

Instruction: DIV RBX
Chain instructions: AND RAX, R8; OR RAX, R8; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; ; MOV RDX, R9
Chain latency: 12

Code:

   0:	48 f7 f3             	div    rbx
   3:	4c 21 c0             	and    rax,r8
   6:	4c 09 c0             	or     rax,r8
   9:	48 09 c0             	or     rax,rax
   c:	48 09 c0             	or     rax,rax
   f:	48 09 c0             	or     rax,rax
  12:	48 09 c0             	or     rax,rax
  15:	48 09 c0             	or     rax,rax
  18:	48 09 c0             	or     rax,rax
  1b:	48 09 c0             	or     rax,rax
  1e:	48 09 c0             	or     rax,rax
  21:	48 09 c0             	or     rax,rax
  24:	48 09 c0             	or     rax,rax
  27:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 0;
MOV R9, 0;
MOV RCX, 1;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 14.0
- Core cycles: 23.58
- Reference cycles: 18.72
- UOPS_RETIRED.ALL: 17.0

Experiment 2 (slow division)

Instruction: DIV RBX
Chain instructions: AND RAX, R8; OR RAX, R8; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; ; MOV RDX, R9
Chain latency: 12

Code:

   0:	48 f7 f3             	div    rbx
   3:	4c 21 c0             	and    rax,r8
   6:	4c 09 c0             	or     rax,r8
   9:	48 09 c0             	or     rax,rax
   c:	48 09 c0             	or     rax,rax
   f:	48 09 c0             	or     rax,rax
  12:	48 09 c0             	or     rax,rax
  15:	48 09 c0             	or     rax,rax
  18:	48 09 c0             	or     rax,rax
  1b:	48 09 c0             	or     rax,rax
  1e:	48 09 c0             	or     rax,rax
  21:	48 09 c0             	or     rax,rax
  24:	48 09 c0             	or     rax,rax
  27:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 133;
MOV R9, 0x343a9ed744556677;
MOV RCX, 0x75e6e44fccddeeff;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 14.0
- Core cycles: 43.48
- Reference cycles: 34.58
- UOPS_RETIRED.ALL: 17.0

Latency operand 2 → 3: 12 ≤ lat ≤ 32

Experiment 1 (fast division)

Instruction: DIV RBX
Chain instructions: AND RAX, RDX; AND RAX, R8; OR RAX, R8; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; ; MOV RDX, R9
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 d0             	and    rax,rdx
   6:	4c 21 c0             	and    rax,r8
   9:	4c 09 c0             	or     rax,r8
   c:	48 09 c0             	or     rax,rax
   f:	48 09 c0             	or     rax,rax
  12:	48 09 c0             	or     rax,rax
  15:	48 09 c0             	or     rax,rax
  18:	48 09 c0             	or     rax,rax
  1b:	48 09 c0             	or     rax,rax
  1e:	48 09 c0             	or     rax,rax
  21:	48 09 c0             	or     rax,rax
  24:	48 09 c0             	or     rax,rax
  27:	48 09 c0             	or     rax,rax
  2a:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 0;
MOV R9, 0;
MOV RCX, 1;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 15.0
- Core cycles: 24.97
- Reference cycles: 19.76
- UOPS_RETIRED.ALL: 18.0

Experiment 2 (slow division)

Instruction: DIV RBX
Chain instructions: AND RAX, RDX; AND RAX, R8; OR RAX, R8; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; OR RAX, RAX; ; MOV RDX, R9
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 d0             	and    rax,rdx
   6:	4c 21 c0             	and    rax,r8
   9:	4c 09 c0             	or     rax,r8
   c:	48 09 c0             	or     rax,rax
   f:	48 09 c0             	or     rax,rax
  12:	48 09 c0             	or     rax,rax
  15:	48 09 c0             	or     rax,rax
  18:	48 09 c0             	or     rax,rax
  1b:	48 09 c0             	or     rax,rax
  1e:	48 09 c0             	or     rax,rax
  21:	48 09 c0             	or     rax,rax
  24:	48 09 c0             	or     rax,rax
  27:	48 09 c0             	or     rax,rax
  2a:	4c 89 ca             	mov    rdx,r9

Init:

MOV R8, 133;
MOV R9, 0x343a9ed744556677;
MOV RCX, 0x75e6e44fccddeeff;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 15.0
- Core cycles: 45.0
- Reference cycles: 35.75
- UOPS_RETIRED.ALL: 18.0

Latency operand 3 → 2: 11 ≤ lat ≤ 31

Experiment 1 (fast division)

Instruction: DIV RBX
Chain instructions: AND RDX, RAX; AND RDX, R9; OR RDX, R9; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; ; MOV RAX, R8
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 c2             	and    rdx,rax
   6:	4c 21 ca             	and    rdx,r9
   9:	4c 09 ca             	or     rdx,r9
   c:	48 09 d2             	or     rdx,rdx
   f:	48 09 d2             	or     rdx,rdx
  12:	48 09 d2             	or     rdx,rdx
  15:	48 09 d2             	or     rdx,rdx
  18:	48 09 d2             	or     rdx,rdx
  1b:	48 09 d2             	or     rdx,rdx
  1e:	48 09 d2             	or     rdx,rdx
  21:	48 09 d2             	or     rdx,rdx
  24:	48 09 d2             	or     rdx,rdx
  27:	48 09 d2             	or     rdx,rdx
  2a:	4c 89 c0             	mov    rax,r8

Init:

MOV R8, 0;
MOV R9, 0;
MOV RCX, 1;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 15.0
- Core cycles: 24.0
- Reference cycles: 18.98
- UOPS_RETIRED.ALL: 18.0

Experiment 2 (slow division)

Instruction: DIV RBX
Chain instructions: AND RDX, RAX; AND RDX, R9; OR RDX, R9; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; ; MOV RAX, R8
Chain latency: 13

Code:

   0:	48 f7 f3             	div    rbx
   3:	48 21 c2             	and    rdx,rax
   6:	4c 21 ca             	and    rdx,r9
   9:	4c 09 ca             	or     rdx,r9
   c:	48 09 d2             	or     rdx,rdx
   f:	48 09 d2             	or     rdx,rdx
  12:	48 09 d2             	or     rdx,rdx
  15:	48 09 d2             	or     rdx,rdx
  18:	48 09 d2             	or     rdx,rdx
  1b:	48 09 d2             	or     rdx,rdx
  1e:	48 09 d2             	or     rdx,rdx
  21:	48 09 d2             	or     rdx,rdx
  24:	48 09 d2             	or     rdx,rdx
  27:	48 09 d2             	or     rdx,rdx
  2a:	4c 89 c0             	mov    rax,r8

Init:

MOV R8, 133;
MOV R9, 0x343a9ed744556677;
MOV RCX, 0x75e6e44fccddeeff;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 15.0
- Core cycles: 43.97
- Reference cycles: 34.32
- UOPS_RETIRED.ALL: 18.0

Latency operand 3 → 3: 11 ≤ lat ≤ 31

Experiment 1 (fast division)

Instruction: DIV RBX
Chain instructions: AND RDX, R9; OR RDX, R9; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; ; MOV RAX, R8
Chain latency: 12

Code:

   0:	48 f7 f3             	div    rbx
   3:	4c 21 ca             	and    rdx,r9
   6:	4c 09 ca             	or     rdx,r9
   9:	48 09 d2             	or     rdx,rdx
   c:	48 09 d2             	or     rdx,rdx
   f:	48 09 d2             	or     rdx,rdx
  12:	48 09 d2             	or     rdx,rdx
  15:	48 09 d2             	or     rdx,rdx
  18:	48 09 d2             	or     rdx,rdx
  1b:	48 09 d2             	or     rdx,rdx
  1e:	48 09 d2             	or     rdx,rdx
  21:	48 09 d2             	or     rdx,rdx
  24:	48 09 d2             	or     rdx,rdx
  27:	4c 89 c0             	mov    rax,r8

Init:

MOV R8, 0;
MOV R9, 0;
MOV RCX, 1;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 14.0
- Core cycles: 23.0
- Reference cycles: 18.2
- UOPS_RETIRED.ALL: 17.0

Experiment 2 (slow division)

Instruction: DIV RBX
Chain instructions: AND RDX, R9; OR RDX, R9; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; OR RDX, RDX; ; MOV RAX, R8
Chain latency: 12

Code:

   0:	48 f7 f3             	div    rbx
   3:	4c 21 ca             	and    rdx,r9
   6:	4c 09 ca             	or     rdx,r9
   9:	48 09 d2             	or     rdx,rdx
   c:	48 09 d2             	or     rdx,rdx
   f:	48 09 d2             	or     rdx,rdx
  12:	48 09 d2             	or     rdx,rdx
  15:	48 09 d2             	or     rdx,rdx
  18:	48 09 d2             	or     rdx,rdx
  1b:	48 09 d2             	or     rdx,rdx
  1e:	48 09 d2             	or     rdx,rdx
  21:	48 09 d2             	or     rdx,rdx
  24:	48 09 d2             	or     rdx,rdx
  27:	4c 89 c0             	mov    rax,r8

Init:

MOV R8, 133;
MOV R9, 0x343a9ed744556677;
MOV RCX, 0x75e6e44fccddeeff;
MOV RBX, RCX;
MOV RAX, R8;
MOV RDX, R9

Show nanoBench command
Results:
- Instructions retired: 14.0
- Core cycles: 42.97
- Reference cycles: 34.19
- UOPS_RETIRED.ALL: 17.0

DIV (R64) - Latency

Operands

Latency operand 1 → 2: 12 ≤ lat ≤ 32

Latency operand 1 → 3: 13 ≤ lat ≤ 33

Latency operand 2 → 2: 11 ≤ lat ≤ 31

Latency operand 2 → 3: 12 ≤ lat ≤ 32

Latency operand 3 → 2: 11 ≤ lat ≤ 31

Latency operand 3 → 3: 11 ≤ lat ≤ 31

Latency operand 1 → 2: 12 ≤ lat ≤ 32

Experiment 1 (fast division)

Experiment 2 (slow division)

Latency operand 1 → 3: 13 ≤ lat ≤ 33

Experiment 1 (fast division)

Experiment 2 (slow division)

Latency operand 2 → 2: 11 ≤ lat ≤ 31

Experiment 1 (fast division)

Experiment 2 (slow division)

Latency operand 2 → 3: 12 ≤ lat ≤ 32

Experiment 1 (fast division)

Experiment 2 (slow division)

Latency operand 3 → 2: 11 ≤ lat ≤ 31

Experiment 1 (fast division)

Experiment 2 (slow division)

Latency operand 3 → 3: 11 ≤ lat ≤ 31

Experiment 1 (fast division)

Experiment 2 (slow division)