Displaying 3 results from an estimated 3 matches for "fc15c0af".
2011 Dec 05
0
[LLVMdev] The nsw story
On Dec 5, 2011, at 11:55 AM, Paul Robinson wrote:
>
> On Thu, Dec 1, 2011 at 9:37 AM, David A. Greene <greened at obbligato.org> wrote:
> Dan Gohman <gohman at apple.com> writes:
>
> > Prohibiting poison values from propogating through memory would mean
> > that the reg2mem pass would no longer be a semantics-preserving pass.
>
> Or it means you
2011 Dec 05
3
[LLVMdev] The nsw story
On Thu, Dec 1, 2011 at 9:37 AM, David A. Greene <greened at obbligato.org>wrote:
> Dan Gohman <gohman at apple.com> writes:
>
> > Prohibiting poison values from propogating through memory would mean
> > that the reg2mem pass would no longer be a semantics-preserving pass.
>
> Or it means you couldn't demote those values.
If reg2mem is constructing spill
2011 Dec 06
3
[LLVMdev] The nsw story
...put values are defined.
Clever/optimal placement of 'check' becomes a topic of interest, but
that's kind of the point of the exercise.
Pogo
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