SQRTSS (XMM, XMM)

Experiment 1

Instruction: SQRTSS XMM2, XMM0
Chain instructions: ORPS XMM2, XMM0; ORPS XMM2, XMM1; ANDPS XMM2, XMM1; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2;
Chain latency: ≥15

Code:

   0:	f3 0f 51 d0          	sqrtss xmm2,xmm0
   4:	0f 56 d0             	orps   xmm2,xmm0
   7:	0f 56 d1             	orps   xmm2,xmm1
   a:	0f 54 d1             	andps  xmm2,xmm1
   d:	0f 56 d2             	orps   xmm2,xmm2
  10:	0f 56 d2             	orps   xmm2,xmm2
  13:	0f 56 d2             	orps   xmm2,xmm2
  16:	0f 56 d2             	orps   xmm2,xmm2
  19:	0f 56 d2             	orps   xmm2,xmm2
  1c:	0f 56 d2             	orps   xmm2,xmm2
  1f:	0f 56 d2             	orps   xmm2,xmm2
  22:	0f 56 d2             	orps   xmm2,xmm2
  25:	0f 56 d2             	orps   xmm2,xmm2
  28:	0f 56 d2             	orps   xmm2,xmm2
  2b:	0f 56 d2             	orps   xmm2,xmm2
  2e:	0f 56 d2             	orps   xmm2,xmm2

Init:

VZEROALL;
MOV RAX, 0x72d30ff172d30ff1;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPS XMM2, [R14];
MOVUPS XMM1, [R14]

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 25.0
- Reference cycles: 26.3
- UOPS_EXECUTED.THREAD: 16.0

Experiment 2

Instruction: SQRTSS XMM2, XMM0

Code:

   0:	f3 0f 51 d0          	sqrtss xmm2,xmm0

Init:

VZEROALL;
MOV RAX, 0x3f8000003f800000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPS XMM2, [R14];
MOVUPS XMM1, [R14]

Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 10.0
- Reference cycles: 10.5
- UOPS_EXECUTED.THREAD: 1.0

Experiment 3

Instruction: SQRTSS XMM2, XMM0
Chain instructions: ORPS XMM2, XMM0; ORPS XMM2, XMM1; ANDPS XMM2, XMM1; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2;
Chain latency: ≥15

Code:

   0:	f3 0f 51 d0          	sqrtss xmm2,xmm0
   4:	0f 56 d0             	orps   xmm2,xmm0
   7:	0f 56 d1             	orps   xmm2,xmm1
   a:	0f 54 d1             	andps  xmm2,xmm1
   d:	0f 56 d2             	orps   xmm2,xmm2
  10:	0f 56 d2             	orps   xmm2,xmm2
  13:	0f 56 d2             	orps   xmm2,xmm2
  16:	0f 56 d2             	orps   xmm2,xmm2
  19:	0f 56 d2             	orps   xmm2,xmm2
  1c:	0f 56 d2             	orps   xmm2,xmm2
  1f:	0f 56 d2             	orps   xmm2,xmm2
  22:	0f 56 d2             	orps   xmm2,xmm2
  25:	0f 56 d2             	orps   xmm2,xmm2
  28:	0f 56 d2             	orps   xmm2,xmm2
  2b:	0f 56 d2             	orps   xmm2,xmm2
  2e:	0f 56 d2             	orps   xmm2,xmm2

Init:

VZEROALL;
MOV RAX, 0x3f8000003f800000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPS XMM2, [R14];
MOVUPS XMM1, [R14]

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 25.0
- Reference cycles: 26.3
- UOPS_EXECUTED.THREAD: 16.0

Experiment 1

Instruction: SQRTSS XMM0, XMM2
Chain instructions: ORPS XMM2, XMM0; ORPS XMM2, XMM1; ANDPS XMM2, XMM1; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2;
Chain latency: ≥15

Code:

   0:	f3 0f 51 c2          	sqrtss xmm0,xmm2
   4:	0f 56 d0             	orps   xmm2,xmm0
   7:	0f 56 d1             	orps   xmm2,xmm1
   a:	0f 54 d1             	andps  xmm2,xmm1
   d:	0f 56 d2             	orps   xmm2,xmm2
  10:	0f 56 d2             	orps   xmm2,xmm2
  13:	0f 56 d2             	orps   xmm2,xmm2
  16:	0f 56 d2             	orps   xmm2,xmm2
  19:	0f 56 d2             	orps   xmm2,xmm2
  1c:	0f 56 d2             	orps   xmm2,xmm2
  1f:	0f 56 d2             	orps   xmm2,xmm2
  22:	0f 56 d2             	orps   xmm2,xmm2
  25:	0f 56 d2             	orps   xmm2,xmm2
  28:	0f 56 d2             	orps   xmm2,xmm2
  2b:	0f 56 d2             	orps   xmm2,xmm2
  2e:	0f 56 d2             	orps   xmm2,xmm2

Init:

VZEROALL;
MOV RAX, 0x72d30ff172d30ff1;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPS XMM2, [R14];
MOVUPS XMM1, [R14]

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 28.0
- Reference cycles: 29.5
- UOPS_EXECUTED.THREAD: 16.0

Experiment 2

Instruction: SQRTSS XMM2, XMM2

Code:

   0:	f3 0f 51 d2          	sqrtss xmm2,xmm2

Init:

VZEROALL;
MOV RAX, 0x3f8000003f800000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPS XMM2, [R14];
MOVUPS XMM1, [R14]

Show nanoBench command
Results:
- Instructions retired: 1.0
- Core cycles: 10.0
- Reference cycles: 10.47
- UOPS_EXECUTED.THREAD: 1.0

Experiment 3

Instruction: SQRTSS XMM0, XMM2
Chain instructions: ORPS XMM2, XMM0; ORPS XMM2, XMM1; ANDPS XMM2, XMM1; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2; ORPS XMM2, XMM2;
Chain latency: ≥15

Code:

   0:	f3 0f 51 c2          	sqrtss xmm0,xmm2
   4:	0f 56 d0             	orps   xmm2,xmm0
   7:	0f 56 d1             	orps   xmm2,xmm1
   a:	0f 54 d1             	andps  xmm2,xmm1
   d:	0f 56 d2             	orps   xmm2,xmm2
  10:	0f 56 d2             	orps   xmm2,xmm2
  13:	0f 56 d2             	orps   xmm2,xmm2
  16:	0f 56 d2             	orps   xmm2,xmm2
  19:	0f 56 d2             	orps   xmm2,xmm2
  1c:	0f 56 d2             	orps   xmm2,xmm2
  1f:	0f 56 d2             	orps   xmm2,xmm2
  22:	0f 56 d2             	orps   xmm2,xmm2
  25:	0f 56 d2             	orps   xmm2,xmm2
  28:	0f 56 d2             	orps   xmm2,xmm2
  2b:	0f 56 d2             	orps   xmm2,xmm2
  2e:	0f 56 d2             	orps   xmm2,xmm2

Init:

VZEROALL;
MOV RAX, 0x3f8000003f800000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
MOVUPS XMM2, [R14];
MOVUPS XMM1, [R14]

Show nanoBench command
Results:
- Instructions retired: 16.0
- Core cycles: 25.0
- Reference cycles: 26.43
- UOPS_EXECUTED.THREAD: 16.0

SQRTSS (XMM, XMM) - Latency

Operands

Latency operand 1 → 1: ≤10

Latency operand 2 → 1: ≤10

Latency operand 1 → 1: ≤10

Experiment 1

Experiment 2

Experiment 3

Latency operand 2 → 1: ≤10

Experiment 1

Experiment 2

Experiment 3