Atomic::cmpxchg_ptr code duplication
Christian.Thalinger at Sun.COM
Thu Apr 2 13:57:55 PDT 2009
On Thu, 2009-04-02 at 13:54 -0700, John Coomes wrote:
> Paul Hohensee (Paul.Hohensee at Sun.COM) wrote:
> > Sometimes compilers don't inline all the way through a call stack,
> > i.e., they may have limits on inlining depth. It's not a matter for
> > the preprocessor, since we're talking methods, not macros.
> > Assembly code template are things like gcc asm statements or
> > .il functions. Doesn't matter which. What matters is whether the
> > compiler actually inlines the asm code where you want it.
> That's the kind of thing I was actually wondering about, along with
> portability--consolidating them only works if sizeof(void*) ==
> sizeof(intptr_t) on every platform. They're the same on the platforms
> SE supports, but maybe there are some oddball embedded platforms
The only one I can think of is s390, which has 31-bit addresses.
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