[Wine] Suffix or Operands invalid during AMD64 compile
Peter Beutner
p.beutner at gmx.net
Mon Mar 12 14:36:18 CDT 2007
Declan Moriarty schrieb:
>
> I would not claim to be up on present compilers, or C, but to me it
> looks like the compile options.
>
> /start useless knowledge
> -fPIC gives you position independent code, i.e. the kernel can put it
> anywhere in ram and it will work; the benefit of that is that a hacker
> can't rely on a program appearing anywhere in particular. PUSH, and POP
> are assembler instructions, and assembler is _not_ position independent,
That's not true. As long as you are careful about a few things(not messing
up %ebx, etc) assembler code can be very well position independent.
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