VirtualBox

Changeset 63687 in vbox for trunk/include


Ignore:
Timestamp:
Sep 2, 2016 10:43:55 AM (9 years ago)
Author:
vboxsync
svn:sync-xref-src-repo-rev:
110447
Message:

asm.h: next try

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/include/iprt/asm.h

    r63686 r63687  
    53525352    __asm__ __volatile__("bsrq %1, %0\n\t"
    53535353                         "jnz   1f\n\t"
    5354                          "xorl %l0, %l0\n\t"
     5354                         "xorl %k0, %k0\n\t"
    53555355                         "jmp  2f\n"
    53565356                         "1:\n\t"
    5357                          "incl %l0\n"
     5357                         "incl %k0\n"
    53585358                         "2:\n\t"
    53595359                         : "=r" (iBit)
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