anchor.diff:   movq xmm0,rsi
    movq xmm1,rsi
    pxor xmm2,xmm2
  - movdqa xmm3,[{$ifdef fpc}rip+{$else}rel {$endif}XMM1Constant]
  +{$ifdef fpc}
  + movdqa xmm3,[rip+XMM1Constant]
  +{$else}
  + movdqa xmm3,[rel XMM1Constant]
  +{$endif}
    pshufb xmm0,xmm2
    pshufb xmm1,xmm3
   
  
positive.code: 
   mov ecx,edi
   pxor xmm4,xmm4
   movdqa xmm5,[{$ifdef fpc}rip+{$else}rel {$endif}XMM1Constant]
   movdqa xmm6,[{$ifdef fpc}rip+{$else}rel {$endif}XMM2Constant]
   movdqa xmm7,[{$ifdef fpc}rip+{$else}rel {$endif}XMM3Constant]
  
   and rdi,-32
   and ecx,31
  
negative.code:  movq xmm0,rsi
   movq xmm1,rsi
   pxor xmm2,xmm2
  {$ifdef fpc}
   movdqa xmm3,[rip+XMM1Constant]
  {$else}
   movdqa xmm3,[rel XMM1Constant]
  {$endif}
   pshufb xmm0,xmm2
   pshufb xmm1,xmm3
  
  