VCOMISD (XMM, M64)

With unroll_count=500 and no inner loop

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14]

Show nanoBench command
Results:
- MPERF: 0.81
- APERF: 1.0
- UOPS: 2.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.52
- FpuPipeAssignment.Total3: 0.48
- FpuPipeAssignment.Total4: 0.5
- FpuPipeAssignment.Total5: 0.51
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14]

Show nanoBench command
Results:
- MPERF: 0.82
- APERF: 1.0
- UOPS: 2.1
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.5
- FpuPipeAssignment.Total3: 0.5
- FpuPipeAssignment.Total4: 0.5
- FpuPipeAssignment.Total5: 0.5
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14]

Show nanoBench command
Results:
- MPERF: 0.82
- APERF: 1.01
- UOPS: 2.01
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.5
- FpuPipeAssignment.Total3: 0.5
- FpuPipeAssignment.Total4: 0.5
- FpuPipeAssignment.Total5: 0.5
- DIV_CYCLES: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX

Show nanoBench command
Results:
- MPERF: 3.18
- APERF: 4.0
- UOPS: 8.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 1.96
- FpuPipeAssignment.Total3: 2.05
- FpuPipeAssignment.Total4: 2.04
- FpuPipeAssignment.Total5: 2.04
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=2

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX

Show nanoBench command
Results:
- MPERF: 3.5
- APERF: 4.25
- UOPS: 8.5
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 2.99
- FpuPipeAssignment.Total3: 1.01
- FpuPipeAssignment.Total4: 2.0
- FpuPipeAssignment.Total5: 2.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX

Show nanoBench command
Results:
- MPERF: 3.27
- APERF: 4.01
- UOPS: 8.05
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 1.52
- FpuPipeAssignment.Total3: 2.48
- FpuPipeAssignment.Total4: 2.0
- FpuPipeAssignment.Total5: 2.0
- DIV_CYCLES: 0.0

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]
  17:	c4 c1 79 2f 46 20    	vcomisd xmm0,QWORD PTR [r14+0x20]
  1d:	c4 c1 79 2f 46 28    	vcomisd xmm0,QWORD PTR [r14+0x28]
  23:	c4 c1 79 2f 46 30    	vcomisd xmm0,QWORD PTR [r14+0x30]
  29:	c4 c1 79 2f 46 38    	vcomisd xmm0,QWORD PTR [r14+0x38]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX

Show nanoBench command
Results:
- MPERF: 6.41
- APERF: 8.0
- UOPS: 16.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 4.11
- FpuPipeAssignment.Total3: 3.89
- FpuPipeAssignment.Total4: 4.01
- FpuPipeAssignment.Total5: 3.99
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]
  17:	c4 c1 79 2f 46 20    	vcomisd xmm0,QWORD PTR [r14+0x20]
  1d:	c4 c1 79 2f 46 28    	vcomisd xmm0,QWORD PTR [r14+0x28]
  23:	c4 c1 79 2f 46 30    	vcomisd xmm0,QWORD PTR [r14+0x30]
  29:	c4 c1 79 2f 46 38    	vcomisd xmm0,QWORD PTR [r14+0x38]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX

Show nanoBench command
Results:
- MPERF: 6.96
- APERF: 8.51
- UOPS: 17.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 5.99
- FpuPipeAssignment.Total3: 2.01
- FpuPipeAssignment.Total4: 4.0
- FpuPipeAssignment.Total5: 4.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]
  17:	c4 c1 79 2f 46 20    	vcomisd xmm0,QWORD PTR [r14+0x20]
  1d:	c4 c1 79 2f 46 28    	vcomisd xmm0,QWORD PTR [r14+0x28]
  23:	c4 c1 79 2f 46 30    	vcomisd xmm0,QWORD PTR [r14+0x30]
  29:	c4 c1 79 2f 46 38    	vcomisd xmm0,QWORD PTR [r14+0x38]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX

Show nanoBench command
Results:
- MPERF: 6.55
- APERF: 8.01
- UOPS: 16.1
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 3.04
- FpuPipeAssignment.Total3: 4.96
- FpuPipeAssignment.Total4: 4.0
- FpuPipeAssignment.Total5: 4.01
- DIV_CYCLES: 0.0

With 16 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]
  17:	c4 c1 79 2f 46 20    	vcomisd xmm0,QWORD PTR [r14+0x20]
  1d:	c4 c1 79 2f 46 28    	vcomisd xmm0,QWORD PTR [r14+0x28]
  23:	c4 c1 79 2f 46 30    	vcomisd xmm0,QWORD PTR [r14+0x30]
  29:	c4 c1 79 2f 46 38    	vcomisd xmm0,QWORD PTR [r14+0x38]
  2f:	c4 c1 79 2f 46 40    	vcomisd xmm0,QWORD PTR [r14+0x40]
  35:	c4 c1 79 2f 46 48    	vcomisd xmm0,QWORD PTR [r14+0x48]
  3b:	c4 c1 79 2f 46 50    	vcomisd xmm0,QWORD PTR [r14+0x50]
  41:	c4 c1 79 2f 46 58    	vcomisd xmm0,QWORD PTR [r14+0x58]
  47:	c4 c1 79 2f 46 60    	vcomisd xmm0,QWORD PTR [r14+0x60]
  4d:	c4 c1 79 2f 46 68    	vcomisd xmm0,QWORD PTR [r14+0x68]
  53:	c4 c1 79 2f 46 70    	vcomisd xmm0,QWORD PTR [r14+0x70]
  59:	c4 c1 79 2f 46 78    	vcomisd xmm0,QWORD PTR [r14+0x78]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX;
MOV [R14+64], RAX;
MOV [R14+72], RAX;
MOV [R14+80], RAX;
MOV [R14+88], RAX;
MOV [R14+96], RAX;
MOV [R14+104], RAX;
MOV [R14+112], RAX;
MOV [R14+120], RAX

Show nanoBench command
Results:
- MPERF: 13.07
- APERF: 15.99
- UOPS: 32.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 7.85
- FpuPipeAssignment.Total3: 8.15
- FpuPipeAssignment.Total4: 8.0
- FpuPipeAssignment.Total5: 7.94
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]
  17:	c4 c1 79 2f 46 20    	vcomisd xmm0,QWORD PTR [r14+0x20]
  1d:	c4 c1 79 2f 46 28    	vcomisd xmm0,QWORD PTR [r14+0x28]
  23:	c4 c1 79 2f 46 30    	vcomisd xmm0,QWORD PTR [r14+0x30]
  29:	c4 c1 79 2f 46 38    	vcomisd xmm0,QWORD PTR [r14+0x38]
  2f:	c4 c1 79 2f 46 40    	vcomisd xmm0,QWORD PTR [r14+0x40]
  35:	c4 c1 79 2f 46 48    	vcomisd xmm0,QWORD PTR [r14+0x48]
  3b:	c4 c1 79 2f 46 50    	vcomisd xmm0,QWORD PTR [r14+0x50]
  41:	c4 c1 79 2f 46 58    	vcomisd xmm0,QWORD PTR [r14+0x58]
  47:	c4 c1 79 2f 46 60    	vcomisd xmm0,QWORD PTR [r14+0x60]
  4d:	c4 c1 79 2f 46 68    	vcomisd xmm0,QWORD PTR [r14+0x68]
  53:	c4 c1 79 2f 46 70    	vcomisd xmm0,QWORD PTR [r14+0x70]
  59:	c4 c1 79 2f 46 78    	vcomisd xmm0,QWORD PTR [r14+0x78]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX;
MOV [R14+64], RAX;
MOV [R14+72], RAX;
MOV [R14+80], RAX;
MOV [R14+88], RAX;
MOV [R14+96], RAX;
MOV [R14+104], RAX;
MOV [R14+112], RAX;
MOV [R14+120], RAX

Show nanoBench command
Results:
- MPERF: 13.89
- APERF: 17.0
- UOPS: 33.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 8.0
- FpuPipeAssignment.Total3: 8.0
- FpuPipeAssignment.Total4: 8.0
- FpuPipeAssignment.Total5: 8.01
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 c1 79 2f 06       	vcomisd xmm0,QWORD PTR [r14]
   5:	c4 c1 79 2f 46 08    	vcomisd xmm0,QWORD PTR [r14+0x8]
   b:	c4 c1 79 2f 46 10    	vcomisd xmm0,QWORD PTR [r14+0x10]
  11:	c4 c1 79 2f 46 18    	vcomisd xmm0,QWORD PTR [r14+0x18]
  17:	c4 c1 79 2f 46 20    	vcomisd xmm0,QWORD PTR [r14+0x20]
  1d:	c4 c1 79 2f 46 28    	vcomisd xmm0,QWORD PTR [r14+0x28]
  23:	c4 c1 79 2f 46 30    	vcomisd xmm0,QWORD PTR [r14+0x30]
  29:	c4 c1 79 2f 46 38    	vcomisd xmm0,QWORD PTR [r14+0x38]
  2f:	c4 c1 79 2f 46 40    	vcomisd xmm0,QWORD PTR [r14+0x40]
  35:	c4 c1 79 2f 46 48    	vcomisd xmm0,QWORD PTR [r14+0x48]
  3b:	c4 c1 79 2f 46 50    	vcomisd xmm0,QWORD PTR [r14+0x50]
  41:	c4 c1 79 2f 46 58    	vcomisd xmm0,QWORD PTR [r14+0x58]
  47:	c4 c1 79 2f 46 60    	vcomisd xmm0,QWORD PTR [r14+0x60]
  4d:	c4 c1 79 2f 46 68    	vcomisd xmm0,QWORD PTR [r14+0x68]
  53:	c4 c1 79 2f 46 70    	vcomisd xmm0,QWORD PTR [r14+0x70]
  59:	c4 c1 79 2f 46 78    	vcomisd xmm0,QWORD PTR [r14+0x78]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX;
MOV [R14+64], RAX;
MOV [R14+72], RAX;
MOV [R14+80], RAX;
MOV [R14+88], RAX;
MOV [R14+96], RAX;
MOV [R14+104], RAX;
MOV [R14+112], RAX;
MOV [R14+120], RAX

Show nanoBench command
Results:
- MPERF: 13.04
- APERF: 16.03
- UOPS: 32.1
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 9.97
- FpuPipeAssignment.Total3: 6.03
- FpuPipeAssignment.Total4: 7.99
- FpuPipeAssignment.Total5: 8.0
- DIV_CYCLES: 0.0

With an indexed addressing mode

With 1 independent instruction

With unroll_count=500 and no inner loop

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13

Show nanoBench command
Results:
- MPERF: 0.81
- APERF: 1.0
- UOPS: 2.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.51
- FpuPipeAssignment.Total3: 0.49
- FpuPipeAssignment.Total4: 0.51
- FpuPipeAssignment.Total5: 0.51
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=10

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13

Show nanoBench command
Results:
- MPERF: 0.86
- APERF: 1.05
- UOPS: 2.1
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.5
- FpuPipeAssignment.Total3: 0.5
- FpuPipeAssignment.Total4: 0.5
- FpuPipeAssignment.Total5: 0.5
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=100

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13

Show nanoBench command
Results:
- MPERF: 0.81
- APERF: 1.0
- UOPS: 2.01
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 0.5
- FpuPipeAssignment.Total3: 0.5
- FpuPipeAssignment.Total4: 0.5
- FpuPipeAssignment.Total5: 0.5
- DIV_CYCLES: 0.0

With 4 independent instructions

With unroll_count=200 and no inner loop

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX

Show nanoBench command
Results:
- MPERF: 3.24
- APERF: 4.0
- UOPS: 8.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 2.04
- FpuPipeAssignment.Total3: 1.96
- FpuPipeAssignment.Total4: 2.01
- FpuPipeAssignment.Total5: 2.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=2

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX

Show nanoBench command
Results:
- MPERF: 3.26
- APERF: 4.01
- UOPS: 8.5
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 2.0
- FpuPipeAssignment.Total5: 2.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=20

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX

Show nanoBench command
Results:
- MPERF: 3.31
- APERF: 4.05
- UOPS: 8.05
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 2.0
- FpuPipeAssignment.Total3: 2.0
- FpuPipeAssignment.Total4: 2.0
- FpuPipeAssignment.Total5: 2.0
- DIV_CYCLES: 0.0

With 8 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]
  1b:	c4 81 79 2f 44 2e 20 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x20]
  22:	c4 81 79 2f 44 2e 28 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x28]
  29:	c4 81 79 2f 44 2e 30 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x30]
  30:	c4 81 79 2f 44 2e 38 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x38]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX

Show nanoBench command
Results:
- MPERF: 6.41
- APERF: 8.0
- UOPS: 16.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 3.92
- FpuPipeAssignment.Total3: 4.08
- FpuPipeAssignment.Total4: 3.98
- FpuPipeAssignment.Total5: 4.0
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]
  1b:	c4 81 79 2f 44 2e 20 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x20]
  22:	c4 81 79 2f 44 2e 28 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x28]
  29:	c4 81 79 2f 44 2e 30 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x30]
  30:	c4 81 79 2f 44 2e 38 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x38]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX

Show nanoBench command
Results:
- MPERF: 6.55
- APERF: 8.02
- UOPS: 17.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 4.0
- FpuPipeAssignment.Total3: 4.0
- FpuPipeAssignment.Total4: 4.0
- FpuPipeAssignment.Total5: 4.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]
  1b:	c4 81 79 2f 44 2e 20 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x20]
  22:	c4 81 79 2f 44 2e 28 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x28]
  29:	c4 81 79 2f 44 2e 30 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x30]
  30:	c4 81 79 2f 44 2e 38 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x38]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX

Show nanoBench command
Results:
- MPERF: 6.55
- APERF: 8.01
- UOPS: 16.1
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 4.0
- FpuPipeAssignment.Total3: 4.0
- FpuPipeAssignment.Total4: 4.0
- FpuPipeAssignment.Total5: 4.0
- DIV_CYCLES: 0.0

With 16 independent instructions

With unroll_count=100 and no inner loop

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]
  1b:	c4 81 79 2f 44 2e 20 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x20]
  22:	c4 81 79 2f 44 2e 28 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x28]
  29:	c4 81 79 2f 44 2e 30 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x30]
  30:	c4 81 79 2f 44 2e 38 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x38]
  37:	c4 81 79 2f 44 2e 40 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x40]
  3e:	c4 81 79 2f 44 2e 48 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x48]
  45:	c4 81 79 2f 44 2e 50 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x50]
  4c:	c4 81 79 2f 44 2e 58 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x58]
  53:	c4 81 79 2f 44 2e 60 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x60]
  5a:	c4 81 79 2f 44 2e 68 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x68]
  61:	c4 81 79 2f 44 2e 70 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x70]
  68:	c4 81 79 2f 44 2e 78 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x78]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX;
MOV [R14+64], RAX;
MOV [R14+72], RAX;
MOV [R14+80], RAX;
MOV [R14+88], RAX;
MOV [R14+96], RAX;
MOV [R14+104], RAX;
MOV [R14+112], RAX;
MOV [R14+120], RAX

Show nanoBench command
Results:
- MPERF: 12.95
- APERF: 16.0
- UOPS: 32.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 8.23
- FpuPipeAssignment.Total3: 7.78
- FpuPipeAssignment.Total4: 8.0
- FpuPipeAssignment.Total5: 8.02
- DIV_CYCLES: 0.0

With loop_count=1000 and unroll_count=1

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]
  1b:	c4 81 79 2f 44 2e 20 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x20]
  22:	c4 81 79 2f 44 2e 28 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x28]
  29:	c4 81 79 2f 44 2e 30 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x30]
  30:	c4 81 79 2f 44 2e 38 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x38]
  37:	c4 81 79 2f 44 2e 40 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x40]
  3e:	c4 81 79 2f 44 2e 48 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x48]
  45:	c4 81 79 2f 44 2e 50 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x50]
  4c:	c4 81 79 2f 44 2e 58 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x58]
  53:	c4 81 79 2f 44 2e 60 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x60]
  5a:	c4 81 79 2f 44 2e 68 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x68]
  61:	c4 81 79 2f 44 2e 70 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x70]
  68:	c4 81 79 2f 44 2e 78 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x78]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX;
MOV [R14+64], RAX;
MOV [R14+72], RAX;
MOV [R14+80], RAX;
MOV [R14+88], RAX;
MOV [R14+96], RAX;
MOV [R14+104], RAX;
MOV [R14+112], RAX;
MOV [R14+120], RAX

Show nanoBench command
Results:
- MPERF: 13.17
- APERF: 16.02
- UOPS: 33.0
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 4.06
- FpuPipeAssignment.Total3: 11.95
- FpuPipeAssignment.Total4: 8.0
- FpuPipeAssignment.Total5: 8.0
- DIV_CYCLES: 0.0

With loop_count=100 and unroll_count=10

Code:

   0:	c4 81 79 2f 04 2e    	vcomisd xmm0,QWORD PTR [r14+r13*1]
   6:	c4 81 79 2f 44 2e 08 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x8]
   d:	c4 81 79 2f 44 2e 10 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x10]
  14:	c4 81 79 2f 44 2e 18 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x18]
  1b:	c4 81 79 2f 44 2e 20 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x20]
  22:	c4 81 79 2f 44 2e 28 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x28]
  29:	c4 81 79 2f 44 2e 30 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x30]
  30:	c4 81 79 2f 44 2e 38 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x38]
  37:	c4 81 79 2f 44 2e 40 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x40]
  3e:	c4 81 79 2f 44 2e 48 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x48]
  45:	c4 81 79 2f 44 2e 50 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x50]
  4c:	c4 81 79 2f 44 2e 58 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x58]
  53:	c4 81 79 2f 44 2e 60 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x60]
  5a:	c4 81 79 2f 44 2e 68 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x68]
  61:	c4 81 79 2f 44 2e 70 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x70]
  68:	c4 81 79 2f 44 2e 78 	vcomisd xmm0,QWORD PTR [r14+r13*1+0x78]

Init:

MOV R15, 10000;
L: VADDPS YMM0, YMM1, YMM1;
VADDPS YMM0, YMM1, YMM1;
DEC R15;
JNZ L;
VZEROALL;
MOV RAX, 0x4000000040000000;
MOV [R14+0], RAX;
MOV [R14+8], RAX;
VMOVUPD XMM0, [R14];
XOR R13, R13;
MOV [R14+16], RAX;
MOV [R14+24], RAX;
MOV [R14+32], RAX;
MOV [R14+40], RAX;
MOV [R14+48], RAX;
MOV [R14+56], RAX;
MOV [R14+64], RAX;
MOV [R14+72], RAX;
MOV [R14+80], RAX;
MOV [R14+88], RAX;
MOV [R14+96], RAX;
MOV [R14+104], RAX;
MOV [R14+112], RAX;
MOV [R14+120], RAX

Show nanoBench command
Results:
- MPERF: 13.09
- APERF: 16.11
- UOPS: 32.1
- FpuPipeAssignment.Total0: 0.0
- FpuPipeAssignment.Total1: 0.0
- FpuPipeAssignment.Total2: 7.99
- FpuPipeAssignment.Total3: 8.01
- FpuPipeAssignment.Total4: 7.99
- FpuPipeAssignment.Total5: 8.0
- DIV_CYCLES: 0.0

VCOMISD (XMM, M64) - Throughput and Uops

With a non-indexed addressing mode

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 16 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 an indexed addressing mode

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 16 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