PCMPESTRM (XMM, XMM, I8) - Throughput and Uops

With unroll_count=500 and no inner loop

• Code:

     0:	66 0f 3a 60 ca 02    	pcmpestrm xmm1,xmm2,0x2
  

• Init:

  PXOR XMM1, XMM1;
  PXOR XMM2, XMM2

• Show nanoBench command
• Results:
  • Instructions retired: 1.0
  • Core cycles: 9.0
  • Reference cycles: 5.48
  • TOPDOWN_RETIRING.ALL: 11.0
  • UOPS_MS: 10.0

With loop_count=1000 and unroll_count=10

• Code:

     0:	66 0f 3a 60 ca 02    	pcmpestrm xmm1,xmm2,0x2
  

• Init:

  PXOR XMM1, XMM1;
  PXOR XMM2, XMM2

• Show nanoBench command
• Results:
  • Instructions retired: 1.2
  • Core cycles: 9.1
  • Reference cycles: 5.52
  • TOPDOWN_RETIRING.ALL: 11.2
  • UOPS_MS: 10.0

With loop_count=100 and unroll_count=100

• Code:

     0:	66 0f 3a 60 ca 02    	pcmpestrm xmm1,xmm2,0x2
  

• Init:

  PXOR XMM1, XMM1;
  PXOR XMM2, XMM2

• Show nanoBench command
• Results:
  • Instructions retired: 1.02
  • Core cycles: 9.02
  • Reference cycles: 5.47
  • TOPDOWN_RETIRING.ALL: 11.02
  • UOPS_MS: 10.0