INC_LOCK (M32)

Experiment 1

Instruction: LOCK INC dword ptr [R14]
Chain instructions: MOV R12D, [R14];MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;XOR R14, R12; XOR R14, R12
Chain latency: ≥13

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	45 8b 26             	mov    r12d,DWORD PTR [r14]
   7:	4d 63 e4             	movsxd r12,r12d
   a:	4d 63 e4             	movsxd r12,r12d
   d:	4d 63 e4             	movsxd r12,r12d
  10:	4d 63 e4             	movsxd r12,r12d
  13:	4d 63 e4             	movsxd r12,r12d
  16:	4d 63 e4             	movsxd r12,r12d
  19:	4d 63 e4             	movsxd r12,r12d
  1c:	4d 63 e4             	movsxd r12,r12d
  1f:	4d 63 e4             	movsxd r12,r12d
  22:	4d 63 e4             	movsxd r12,r12d
  25:	4d 31 e6             	xor    r14,r12
  28:	4d 31 e6             	xor    r14,r12

Show nanoBench command
Results:
- MPERF: 18.87
- APERF: 23.06
- UOPS: 14.0

Experiment 2 (with additional nop)

Instruction: LOCK INC dword ptr [R14]
Chain instructions: MOV R12D, [R14];MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;XOR R14, R12; XOR R14, R12;nop
Chain latency: ≥13

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	45 8b 26             	mov    r12d,DWORD PTR [r14]
   7:	4d 63 e4             	movsxd r12,r12d
   a:	4d 63 e4             	movsxd r12,r12d
   d:	4d 63 e4             	movsxd r12,r12d
  10:	4d 63 e4             	movsxd r12,r12d
  13:	4d 63 e4             	movsxd r12,r12d
  16:	4d 63 e4             	movsxd r12,r12d
  19:	4d 63 e4             	movsxd r12,r12d
  1c:	4d 63 e4             	movsxd r12,r12d
  1f:	4d 63 e4             	movsxd r12,r12d
  22:	4d 63 e4             	movsxd r12,r12d
  25:	4d 31 e6             	xor    r14,r12
  28:	4d 31 e6             	xor    r14,r12
  2b:	90                   	nop

Show nanoBench command
Results:
- MPERF: 19.24
- APERF: 23.31
- UOPS: 15.0

Latency operand 1 → 1 (address, index register): ≤10

Experiment 1

Instruction: LOCK INC dword ptr [R14+R13]
Chain instructions: MOV R12D, [R14+R13];MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;XOR R13, R12; XOR R13, R12
Chain latency: ≥13

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	47 8b 24 2e          	mov    r12d,DWORD PTR [r14+r13*1]
   9:	4d 63 e4             	movsxd r12,r12d
   c:	4d 63 e4             	movsxd r12,r12d
   f:	4d 63 e4             	movsxd r12,r12d
  12:	4d 63 e4             	movsxd r12,r12d
  15:	4d 63 e4             	movsxd r12,r12d
  18:	4d 63 e4             	movsxd r12,r12d
  1b:	4d 63 e4             	movsxd r12,r12d
  1e:	4d 63 e4             	movsxd r12,r12d
  21:	4d 63 e4             	movsxd r12,r12d
  24:	4d 63 e4             	movsxd r12,r12d
  27:	4d 31 e5             	xor    r13,r12
  2a:	4d 31 e5             	xor    r13,r12

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 18.87
- APERF: 23.06
- UOPS: 14.0

Experiment 2 (with additional nop)

Instruction: LOCK INC dword ptr [R14+R13]
Chain instructions: MOV R12D, [R14+R13];MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;XOR R13, R12; XOR R13, R12;nop
Chain latency: ≥13

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	47 8b 24 2e          	mov    r12d,DWORD PTR [r14+r13*1]
   9:	4d 63 e4             	movsxd r12,r12d
   c:	4d 63 e4             	movsxd r12,r12d
   f:	4d 63 e4             	movsxd r12,r12d
  12:	4d 63 e4             	movsxd r12,r12d
  15:	4d 63 e4             	movsxd r12,r12d
  18:	4d 63 e4             	movsxd r12,r12d
  1b:	4d 63 e4             	movsxd r12,r12d
  1e:	4d 63 e4             	movsxd r12,r12d
  21:	4d 63 e4             	movsxd r12,r12d
  24:	4d 63 e4             	movsxd r12,r12d
  27:	4d 31 e5             	xor    r13,r12
  2a:	4d 31 e5             	xor    r13,r12
  2d:	90                   	nop

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 18.99
- APERF: 23.31
- UOPS: 15.0

Latency operand 1 → 1 (memory): 7

Experiment 1

Instruction: LOCK INC dword ptr [R14]

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]

Show nanoBench command
Results:
- MPERF: 6.29
- APERF: 7.72
- UOPS: 1.0

Experiment 2

Instruction: LOCK INC dword ptr [R14]
Chain instructions: MOV R12D, [R14];MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOVSX R12, R12D;MOV [R14], R12D
Chain latency: 16

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	45 8b 26             	mov    r12d,DWORD PTR [r14]
   7:	4d 63 e4             	movsxd r12,r12d
   a:	4d 63 e4             	movsxd r12,r12d
   d:	4d 63 e4             	movsxd r12,r12d
  10:	4d 63 e4             	movsxd r12,r12d
  13:	4d 63 e4             	movsxd r12,r12d
  16:	4d 63 e4             	movsxd r12,r12d
  19:	4d 63 e4             	movsxd r12,r12d
  1c:	4d 63 e4             	movsxd r12,r12d
  1f:	4d 63 e4             	movsxd r12,r12d
  22:	4d 63 e4             	movsxd r12,r12d
  25:	45 89 26             	mov    DWORD PTR [r14],r12d

Show nanoBench command
Results:
- MPERF: 19.61
- APERF: 24.02
- UOPS: 13.0

Latency operand 1 → 2 (address, base register): 5

Experiment 1

Instruction: LOCK INC dword ptr [R14]
Chain instruction: CMOVP R14, R14
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 4a f6          	cmovp  r14,r14

Show nanoBench command
Results:
- MPERF: 4.93
- APERF: 6.0
- UOPS: 2.0

Experiment 2 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVP R14, R14;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 4a f6          	cmovp  r14,r14
   8:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Show nanoBench command
Results:
- MPERF: 10.48
- APERF: 13.0
- UOPS: 3.0

Experiment 3

Instruction: LOCK INC dword ptr [R14]
Chain instruction: CMOVO R14, R14
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 40 f6          	cmovo  r14,r14

Show nanoBench command
Results:
- MPERF: 4.93
- APERF: 6.0
- UOPS: 2.0

Experiment 4 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVO R14, R14;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 40 f6          	cmovo  r14,r14
   8:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Show nanoBench command
Results:
- MPERF: 10.48
- APERF: 13.0
- UOPS: 3.0

Experiment 5

Instruction: LOCK INC dword ptr [R14]
Chain instruction: CMOVZ R14, R14
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 44 f6          	cmove  r14,r14

Show nanoBench command
Results:
- MPERF: 5.12
- APERF: 6.0
- UOPS: 2.0

Experiment 6 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVZ R14, R14;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 44 f6          	cmove  r14,r14
   8:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Show nanoBench command
Results:
- MPERF: 10.67
- APERF: 13.0
- UOPS: 3.0

Experiment 7

Instruction: LOCK INC dword ptr [R14]
Chain instruction: CMOVS R14, R14
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 48 f6          	cmovs  r14,r14

Show nanoBench command
Results:
- MPERF: 5.12
- APERF: 6.0
- UOPS: 2.0

Experiment 8 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVS R14, R14;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   4:	4d 0f 48 f6          	cmovs  r14,r14
   8:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Show nanoBench command
Results:
- MPERF: 10.73
- APERF: 13.0
- UOPS: 3.0

Latency operand 1 → 2 (address, index register): 5

Experiment 1

Instruction: LOCK INC dword ptr [R14+R13]
Chain instruction: CMOVP R13, R13
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 4a ed          	cmovp  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 5.0
- APERF: 6.0
- UOPS: 2.0

Experiment 2 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14+R13]
Chain instructions: CMOVP R13, R13;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 4a ed          	cmovp  r13,r13
   9:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 4.93
- APERF: 6.0
- UOPS: 3.0

Experiment 3

Instruction: LOCK INC dword ptr [R14+R13]
Chain instruction: CMOVO R13, R13
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 40 ed          	cmovo  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 5.0
- APERF: 6.0
- UOPS: 2.0

Experiment 4 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14+R13]
Chain instructions: CMOVO R13, R13;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 40 ed          	cmovo  r13,r13
   9:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 5.0
- APERF: 6.0
- UOPS: 3.0

Experiment 5

Instruction: LOCK INC dword ptr [R14+R13]
Chain instruction: CMOVZ R13, R13
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 44 ed          	cmove  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 4.93
- APERF: 6.0
- UOPS: 2.0

Experiment 6 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14+R13]
Chain instructions: CMOVZ R13, R13;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 44 ed          	cmove  r13,r13
   9:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 4.93
- APERF: 6.0
- UOPS: 3.0

Experiment 7

Instruction: LOCK INC dword ptr [R14+R13]
Chain instruction: CMOVS R13, R13
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 48 ed          	cmovs  r13,r13

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 5.0
- APERF: 6.0
- UOPS: 2.0

Experiment 8 (with dependency-breaking instructions)

Instruction: LOCK INC dword ptr [R14+R13]
Chain instructions: CMOVS R13, R13;MOV dword ptr [R14], 0
Chain latency: 1

Code:

   0:	f0 43 ff 04 2e       	lock inc DWORD PTR [r14+r13*1]
   5:	4d 0f 48 ed          	cmovs  r13,r13
   9:	41 c7 06 00 00 00 00 	mov    DWORD PTR [r14],0x0

Init:
```
XOR R13, R13
```
Show nanoBench command
Results:
- MPERF: 5.0
- APERF: 6.0
- UOPS: 3.0

Latency operand 1 → 2 (memory): ≤6

Experiment 1

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVP R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12D
Chain latency: ≥12

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   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:	4d 63 e4             	movsxd r12,r12d
  17:	4d 63 e4             	movsxd r12,r12d
  1a:	4d 63 e4             	movsxd r12,r12d
  1d:	4d 63 e4             	movsxd r12,r12d
  20:	4d 63 e4             	movsxd r12,r12d
  23:	4d 63 e4             	movsxd r12,r12d
  26:	45 89 26             	mov    DWORD PTR [r14],r12d

Show nanoBench command
Results:
- MPERF: 15.36
- APERF: 18.5
- UOPS: 13.0

Experiment 2

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVO R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12D
Chain latency: ≥12

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   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:	4d 63 e4             	movsxd r12,r12d
  17:	4d 63 e4             	movsxd r12,r12d
  1a:	4d 63 e4             	movsxd r12,r12d
  1d:	4d 63 e4             	movsxd r12,r12d
  20:	4d 63 e4             	movsxd r12,r12d
  23:	4d 63 e4             	movsxd r12,r12d
  26:	45 89 26             	mov    DWORD PTR [r14],r12d

Show nanoBench command
Results:
- MPERF: 15.17
- APERF: 18.5
- UOPS: 13.0

Experiment 3

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVZ R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12D
Chain latency: ≥12

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   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:	4d 63 e4             	movsxd r12,r12d
  17:	4d 63 e4             	movsxd r12,r12d
  1a:	4d 63 e4             	movsxd r12,r12d
  1d:	4d 63 e4             	movsxd r12,r12d
  20:	4d 63 e4             	movsxd r12,r12d
  23:	4d 63 e4             	movsxd r12,r12d
  26:	45 89 26             	mov    DWORD PTR [r14],r12d

Show nanoBench command
Results:
- MPERF: 15.11
- APERF: 18.5
- UOPS: 13.0

Experiment 4

Instruction: LOCK INC dword ptr [R14]
Chain instructions: CMOVS R12, R12;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;MOVSX R12, R12d;mov [R14], R12D
Chain latency: ≥12

Code:

   0:	f0 41 ff 06          	lock inc DWORD PTR [r14]
   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:	4d 63 e4             	movsxd r12,r12d
  17:	4d 63 e4             	movsxd r12,r12d
  1a:	4d 63 e4             	movsxd r12,r12d
  1d:	4d 63 e4             	movsxd r12,r12d
  20:	4d 63 e4             	movsxd r12,r12d
  23:	4d 63 e4             	movsxd r12,r12d
  26:	45 89 26             	mov    DWORD PTR [r14],r12d

Show nanoBench command
Results:
- MPERF: 15.17
- APERF: 18.5
- UOPS: 13.0

INC_LOCK (M32) - Latency

Operands

Latency operand 1 → 1 (address, base register): ≤10

Latency operand 1 → 1 (address, index register): ≤10

Latency operand 1 → 1 (memory): 7

Latency operand 1 → 2 (address, base register): 5

Latency operand 1 → 2 (address, index register): 5

Latency operand 1 → 2 (memory): ≤6

Latency operand 1 → 1 (address, base register): ≤10

Experiment 1

Experiment 2 (with additional nop)

Latency operand 1 → 1 (address, index register): ≤10

Experiment 1

Experiment 2 (with additional nop)

Latency operand 1 → 1 (memory): 7

Experiment 1

Experiment 2

Latency operand 1 → 2 (address, base register): 5

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)

Latency operand 1 → 2 (address, index register): 5

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)

Latency operand 1 → 2 (memory): ≤6

Experiment 1

Experiment 2

Experiment 3

Experiment 4