ADD (M8, I8)

Experiment 1

Instruction: ADD byte ptr [R14], 2
Chain instructions: MOV R12B, [R14];MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;XOR R14, R12; XOR R14, R12
Chain latency: ≥6

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	45 8a 26             	mov    r12b,BYTE PTR [r14]
   7:	4d 0f be e4          	movsx  r12,r12b
   b:	4d 0f be e4          	movsx  r12,r12b
   f:	4d 0f be e4          	movsx  r12,r12b
  13:	4d 0f be e4          	movsx  r12,r12b
  17:	4d 31 e6             	xor    r14,r12
  1a:	4d 31 e6             	xor    r14,r12

Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 8.14
- Reference cycles: 6.24
- UOPS_EXECUTED.THREAD: 12.0

Experiment 2 (with additional nop)

Instruction: ADD byte ptr [R14], 2
Chain instructions: MOV R12B, [R14];MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;XOR R14, R12; XOR R14, R12;nop
Chain latency: ≥6

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	45 8a 26             	mov    r12b,BYTE PTR [r14]
   7:	4d 0f be e4          	movsx  r12,r12b
   b:	4d 0f be e4          	movsx  r12,r12b
   f:	4d 0f be e4          	movsx  r12,r12b
  13:	4d 0f be e4          	movsx  r12,r12b
  17:	4d 31 e6             	xor    r14,r12
  1a:	4d 31 e6             	xor    r14,r12
  1d:	90                   	nop

Show nanoBench command
Results:
- Instructions retired: 9.0
- Core cycles: 8.14
- Reference cycles: 6.24
- UOPS_EXECUTED.THREAD: 12.02

Latency operand 1 → 1 (address, index register): ≤13

Experiment 1

Instruction: ADD byte ptr [R14+R13], 2
Chain instructions: MOV R12B, [R14+R13];MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;XOR R13, R12; XOR R13, R12
Chain latency: ≥6

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	47 8a 24 2e          	mov    r12b,BYTE PTR [r14+r13*1]
   9:	4d 0f be e4          	movsx  r12,r12b
   d:	4d 0f be e4          	movsx  r12,r12b
  11:	4d 0f be e4          	movsx  r12,r12b
  15:	4d 0f be e4          	movsx  r12,r12b
  19:	4d 31 e5             	xor    r13,r12
  1c:	4d 31 e5             	xor    r13,r12

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 8.0
- Core cycles: 19.0
- Reference cycles: 14.4
- UOPS_EXECUTED.THREAD: 11.96

Experiment 2 (with additional nop)

Instruction: ADD byte ptr [R14+R13], 2
Chain instructions: MOV R12B, [R14+R13];MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;MOVSX R12, R12B;XOR R13, R12; XOR R13, R12;nop
Chain latency: ≥6

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	47 8a 24 2e          	mov    r12b,BYTE PTR [r14+r13*1]
   9:	4d 0f be e4          	movsx  r12,r12b
   d:	4d 0f be e4          	movsx  r12,r12b
  11:	4d 0f be e4          	movsx  r12,r12b
  15:	4d 0f be e4          	movsx  r12,r12b
  19:	4d 31 e5             	xor    r13,r12
  1c:	4d 31 e5             	xor    r13,r12
  1f:	90                   	nop

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 9.0
- Core cycles: 19.01
- Reference cycles: 14.24
- UOPS_EXECUTED.THREAD: 11.98

Latency operand 1 → 1 (memory): 1

Latency operand 1 → 3 (address, base register): 0

Experiment 1

Instruction: ADD byte ptr [R14], 2
Chain instruction: CMOVS R14, R14
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 48 f6          	cmovs  r14,r14

Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 1.38
- Reference cycles: 0.96
- UOPS_EXECUTED.THREAD: 5.0

Experiment 2 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVS R14, R14;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 48 f6          	cmovs  r14,r14
   8:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 14.0
- Reference cycles: 10.56
- UOPS_EXECUTED.THREAD: 7.0

Experiment 3

Instruction: ADD byte ptr [R14], 2
Chain instruction: CMOVP R14, R14
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 4a f6          	cmovp  r14,r14

Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 2.0
- Reference cycles: 1.6
- UOPS_EXECUTED.THREAD: 5.0

Experiment 4 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVP R14, R14;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 4a f6          	cmovp  r14,r14
   8:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 13.98
- Reference cycles: 10.56
- UOPS_EXECUTED.THREAD: 7.02

Experiment 5

Instruction: ADD byte ptr [R14], 2
Chain instruction: CMOVC R14, R14
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 42 f6          	cmovb  r14,r14

Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 2.0
- Reference cycles: 1.28
- UOPS_EXECUTED.THREAD: 5.0

Experiment 6 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVC R14, R14;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 42 f6          	cmovb  r14,r14
   8:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 13.98
- Reference cycles: 10.4
- UOPS_EXECUTED.THREAD: 7.02

Experiment 7

Instruction: ADD byte ptr [R14], 2
Chain instruction: CMOVZ R14, R14
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 44 f6          	cmove  r14,r14

Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 2.0
- Reference cycles: 1.44
- UOPS_EXECUTED.THREAD: 5.0

Experiment 8 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVZ R14, R14;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 44 f6          	cmove  r14,r14
   8:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 13.95
- Reference cycles: 10.56
- UOPS_EXECUTED.THREAD: 7.0

Experiment 9

Instruction: ADD byte ptr [R14], 2
Chain instruction: CMOVO R14, R14
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 40 f6          	cmovo  r14,r14

Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 2.0
- Reference cycles: 1.44
- UOPS_EXECUTED.THREAD: 5.0

Experiment 10 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVO R14, R14;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 40 f6          	cmovo  r14,r14
   8:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 14.0
- Reference cycles: 10.88
- UOPS_EXECUTED.THREAD: 7.02

Latency operand 1 → 3 (address, index register): 6

Experiment 1

Instruction: ADD byte ptr [R14+R13], 2
Chain instruction: CMOVS R13, R13
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 48 ed          	cmovs  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 7.01
- Reference cycles: 5.44
- UOPS_EXECUTED.THREAD: 5.0

Experiment 2 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14+R13], 2
Chain instructions: CMOVS R13, R13;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 48 ed          	cmovs  r13,r13
   9:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 7.0
- Reference cycles: 5.12
- UOPS_EXECUTED.THREAD: 7.02

Experiment 3

Instruction: ADD byte ptr [R14+R13], 2
Chain instruction: CMOVP R13, R13
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 4a ed          	cmovp  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 7.01
- Reference cycles: 5.44
- UOPS_EXECUTED.THREAD: 5.0

Experiment 4 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14+R13], 2
Chain instructions: CMOVP R13, R13;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 4a ed          	cmovp  r13,r13
   9:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 7.01
- Reference cycles: 4.8
- UOPS_EXECUTED.THREAD: 7.0

Experiment 5

Instruction: ADD byte ptr [R14+R13], 2
Chain instruction: CMOVC R13, R13
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 42 ed          	cmovb  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 7.01
- Reference cycles: 5.12
- UOPS_EXECUTED.THREAD: 5.02

Experiment 6 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14+R13], 2
Chain instructions: CMOVC R13, R13;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 42 ed          	cmovb  r13,r13
   9:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 7.01
- Reference cycles: 5.6
- UOPS_EXECUTED.THREAD: 6.96

Experiment 7

Instruction: ADD byte ptr [R14+R13], 2
Chain instruction: CMOVZ R13, R13
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 44 ed          	cmove  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 7.01
- Reference cycles: 5.28
- UOPS_EXECUTED.THREAD: 5.01

Experiment 8 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14+R13], 2
Chain instructions: CMOVZ R13, R13;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 44 ed          	cmove  r13,r13
   9:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 6.98
- Reference cycles: 5.28
- UOPS_EXECUTED.THREAD: 6.96

Experiment 9

Instruction: ADD byte ptr [R14+R13], 2
Chain instruction: CMOVO R13, R13
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 40 ed          	cmovo  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 2.0
- Core cycles: 7.01
- Reference cycles: 5.28
- UOPS_EXECUTED.THREAD: 5.02

Experiment 10 (with dependency-breaking instructions)

Instruction: ADD byte ptr [R14+R13], 2
Chain instructions: CMOVO R13, R13;MOV byte ptr [R14], 0
Chain latency: 1

Code:

   0:	43 80 04 2e 02       	add    BYTE PTR [r14+r13*1],0x2
   5:	4d 0f 40 ed          	cmovo  r13,r13
   9:	41 c6 06 00          	mov    BYTE PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- Instructions retired: 3.0
- Core cycles: 6.99
- Reference cycles: 5.28
- UOPS_EXECUTED.THREAD: 6.96

Latency operand 1 → 3 (memory): ≤1

Experiment 1

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVS R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12B
Chain latency: ≥5

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 48 e4          	cmovs  r12,r12
   8:	4d 63 e4             	movsxd r12,r12d
   b:	4d 63 e4             	movsxd r12,r12d
   e:	4d 63 e4             	movsxd r12,r12d
  11:	4d 63 e4             	movsxd r12,r12d
  14:	45 88 26             	mov    BYTE PTR [r14],r12b

Show nanoBench command
Results:
- Instructions retired: 7.0
- Core cycles: 6.1
- Reference cycles: 4.96
- UOPS_EXECUTED.THREAD: 11.0

Experiment 2

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVP R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12B
Chain latency: ≥5

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 4a e4          	cmovp  r12,r12
   8:	4d 63 e4             	movsxd r12,r12d
   b:	4d 63 e4             	movsxd r12,r12d
   e:	4d 63 e4             	movsxd r12,r12d
  11:	4d 63 e4             	movsxd r12,r12d
  14:	45 88 26             	mov    BYTE PTR [r14],r12b

Show nanoBench command
Results:
- Instructions retired: 7.0
- Core cycles: 6.11
- Reference cycles: 4.48
- UOPS_EXECUTED.THREAD: 11.0

Experiment 3

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVC R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12B
Chain latency: ≥5

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 42 e4          	cmovb  r12,r12
   8:	4d 63 e4             	movsxd r12,r12d
   b:	4d 63 e4             	movsxd r12,r12d
   e:	4d 63 e4             	movsxd r12,r12d
  11:	4d 63 e4             	movsxd r12,r12d
  14:	45 88 26             	mov    BYTE PTR [r14],r12b

Show nanoBench command
Results:
- Instructions retired: 7.0
- Core cycles: 6.11
- Reference cycles: 4.64
- UOPS_EXECUTED.THREAD: 11.0

Experiment 4

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVZ R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12B
Chain latency: ≥5

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 44 e4          	cmove  r12,r12
   8:	4d 63 e4             	movsxd r12,r12d
   b:	4d 63 e4             	movsxd r12,r12d
   e:	4d 63 e4             	movsxd r12,r12d
  11:	4d 63 e4             	movsxd r12,r12d
  14:	45 88 26             	mov    BYTE PTR [r14],r12b

Show nanoBench command
Results:
- Instructions retired: 7.0
- Core cycles: 6.1
- Reference cycles: 4.32
- UOPS_EXECUTED.THREAD: 11.0

Experiment 5

Instruction: ADD byte ptr [R14], 2
Chain instructions: CMOVO R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12B
Chain latency: ≥5

Code:

   0:	41 80 06 02          	add    BYTE PTR [r14],0x2
   4:	4d 0f 40 e4          	cmovo  r12,r12
   8:	4d 63 e4             	movsxd r12,r12d
   b:	4d 63 e4             	movsxd r12,r12d
   e:	4d 63 e4             	movsxd r12,r12d
  11:	4d 63 e4             	movsxd r12,r12d
  14:	45 88 26             	mov    BYTE PTR [r14],r12b

Show nanoBench command
Results:
- Instructions retired: 7.0
- Core cycles: 6.12
- Reference cycles: 4.8
- UOPS_EXECUTED.THREAD: 11.0

ADD (M8, I8) - Latency

Operands

Latency operand 1 → 1 (address, base register): ≤2

Latency operand 1 → 1 (address, index register): ≤13

Latency operand 1 → 1 (memory): 1

Latency operand 1 → 3 (address, base register): 0

Latency operand 1 → 3 (address, index register): 6

Latency operand 1 → 3 (memory): ≤1

Latency operand 1 → 1 (address, base register): ≤2

Experiment 1

Experiment 2 (with additional nop)

Latency operand 1 → 1 (address, index register): ≤13

Experiment 1

Experiment 2 (with additional nop)

Latency operand 1 → 1 (memory): 1

Experiment 1

Experiment 2

Latency operand 1 → 3 (address, base register): 0

Experiment 1

Experiment 2 (with dependency-breaking instructions)

Experiment 3

Experiment 4 (with dependency-breaking instructions)

Experiment 5

Experiment 6 (with dependency-breaking instructions)

Experiment 7

Experiment 8 (with dependency-breaking instructions)

Experiment 9

Experiment 10 (with dependency-breaking instructions)

Latency operand 1 → 3 (address, index register): 6

Experiment 1

Experiment 2 (with dependency-breaking instructions)

Experiment 3

Experiment 4 (with dependency-breaking instructions)

Experiment 5

Experiment 6 (with dependency-breaking instructions)

Experiment 7

Experiment 8 (with dependency-breaking instructions)

Experiment 9

Experiment 10 (with dependency-breaking instructions)

Latency operand 1 → 3 (memory): ≤1

Experiment 1

Experiment 2

Experiment 3

Experiment 4

Experiment 5