On 11/9/20 11:09 PM, Jakub Jelinek wrote:
So I think either new_update must be raising an exception, or returning
None for some reason.
Bet we want to add logging for that exception, as well as for it returning
None and inside of it perhaps even more detailed logging on where it
returned None.
>
> Alias oracle query stats:
> refs_may_alias_p: 65808750 disambiguations, 75664890 queries
> ref_maybe_used_by_call_p: 153485 disambiguations, 66711204 queries
> call_may_clobber_ref_p: 22816 disambiguations, 28889 queries
> nonoverlapping_component_refs_p: 0 disambiguations, 36846 queri
> Bootstrapped/regtested x86_64-linux, OK?
> (I will analyze more the t2.c failure)
I have found independent reproducer that is now in
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97775
Honza
> > Bootstrapped/regtested x86_64-linux, OK?
> > (I will analyze more the t2.c failure)
>
> I have found independent reproducer that is now in
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97775
... and with Jakub's fix the testcase works now.
Honza
>
> Honza
On Tue, 10 Nov 2020, Jan Hubicka wrote:
> Hi,
> this is updated patch for autodetection of EAF flags. Still the goal is
> to avoid fancy stuff and get besic logic in place (so no dataflow, no IPA
> propagation, no attempts to handle trickier cases). There is one new failure
>
> ./gcc/testsuite/
On 11/9/20 6:45 PM, Sebastian Huber wrote:
Hello,
Hello.
There was a similar need some time ago:
https://gcc.gnu.org/legacy-ml/gcc/2019-11/msg9.html
Please take a look for a possible inspiration.
I would like to use the -ftest-coverage -fprofile-arcs support on a bare metal
system (no
Hallo Martin,
On 10/11/2020 13:05, Martin Liška wrote:
On 11/9/20 6:45 PM, Sebastian Huber wrote:
Hello,
Hello.
There was a similar need some time ago:
https://gcc.gnu.org/legacy-ml/gcc/2019-11/msg9.html
Please take a look for a possible inspiration.
thanks for the pointer.
I would
> > + tree callee = gimple_call_fndecl (stmt);
> > + if (callee)
> > +{
> > + cgraph_node *node = cgraph_node::get (callee);
> > + modref_summary *summary = node ? get_modref_function_summary (node)
> > + : NULL;
> > +
> > + if (summary && summary->arg
Hi,
here is updaed patch.
Honza
Bootstrapped/regtested x86_64-linux, OK (after the fnspec fixes)?
2020-11-10 Jan Hubicka
* gimple.c: Include ipa-modref-tree.h and ipa-modref.h.
(gimple_call_arg_flags): Use modref to determine flags.
* ipa-modref.c: Include gimple-ssa.
Hello Martin,
attached is a proof of concept. I am not sure how I can make the new
section read-only. Currently, it is writable:
.section .gcov_info,"aw"
.align 2
.type .LPBX2, @object
.size .LPBX2, 4
.LPBX2:
.long .LPBX0
I probably need al
On 10/11/2020 17:23, Sebastian Huber wrote:
I am not sure how I can make the new section read-only. Currently, it
is writable:
.section .gcov_info,"aw"
.align 2
.type .LPBX2, @object
.size .LPBX2, 4
.LPBX2:
.long .LPBX0
I changed the sect
On Mon, Nov 9, 2020 at 11:57 PM Peter Zijlstra wrote:
>
> Stripping const to delcare another variable is useful though. Sure C has
> sharp edges, esp. if you cast stuff, but since when did that stop anyone
> ;-)
>
> The point is, C++ has these very nice template helpers that can strip
> qualifiers
On Tue, Nov 10, 2020 at 10:42:58AM -0800, Nick Desaulniers wrote:
> When I think of qualifiers, I think of const and volatile. I'm not
> sure why the first post I'm cc'ed on talks about "segment" qualifiers.
> Maybe it's in reference to a variable attribute that the kernel
> defines? Looking at
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