[Issue 5728] "rol" in core.bitop

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=5728



--- Comment #6 from bearophile_hugs at eml.cc 2011-08-09 18:08:29 PDT ---
(In reply to comment #5)

> The mistake is this is not a correct rotate function. (x >> shift) is a signed
> right shift. Rewrite as (x >>> shift).

Thank you, I'm wrong all the time. Now it shows the ror:


_D4test10__T3rotTiZ3rotFNaNbxixiZi
    push EAX
    mov  EAX,8[ESP]
    mov  ECX,[ESP]
    ror  EAX,CL
    pop  ECX
    ret  4

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