https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
mshawcroft at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |RESOLVED
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #11 from carrot at gcc dot gnu.org ---
Author: carrot
Date: Wed Aug 27 23:00:54 2014
New Revision: 214610
URL: https://gcc.gnu.org/viewcvs?rev=214610&root=gcc&view=rev
Log:
PR target/62262
* config/aarch64/aarch64.md (*andim_a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #9 from amker at gcc dot gnu.org ---
(In reply to Andrew Pinski from comment #6)
> (In reply to Carrot from comment #5)
> > Actually the original source code is guarded by assert, and the parameter
> > passed to CLZ can be guaranteed n
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #8 from amker at gcc dot gnu.org ---
(In reply to Carrot from comment #5)
> (In reply to amker from comment #2)
> > (In reply to Andrew Pinski from comment #1)
> > > (insn 27 26 40 5 (set (reg:SI 73 [ D.2590 ])
> > > (and:SI (a
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #7 from Andrew Pinski ---
Also the reason why it shows up in the first place is because the gimple level
tracer produces:
:
# iftmp.0_13 = PHI <32(3)>
value_5 = value_3 << iftmp.0_13;
packed_6 = value_5 & 8388607;
And never p
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #6 from Andrew Pinski ---
(In reply to Carrot from comment #5)
> Actually the original source code is guarded by assert, and the parameter
> passed to CLZ can be guaranteed not 0, so "value <<= zeros" is well defined
> in our original
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #5 from Carrot ---
(In reply to amker from comment #2)
> (In reply to Andrew Pinski from comment #1)
> > (insn 27 26 40 5 (set (reg:SI 73 [ D.2590 ])
> > (and:SI (ashift:SI (reg/v:SI 74 [ value ])
> > (const_in
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #4 from amker at gcc dot gnu.org ---
(In reply to Andrew Pinski from comment #3)
> (In reply to amker from comment #2)
> > (In reply to Andrew Pinski from comment #1)
> > > (insn 27 26 40 5 (set (reg:SI 73 [ D.2590 ])
> > > (an
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
--- Comment #3 from Andrew Pinski ---
(In reply to amker from comment #2)
> (In reply to Andrew Pinski from comment #1)
> > (insn 27 26 40 5 (set (reg:SI 73 [ D.2590 ])
> > (and:SI (ashift:SI (reg/v:SI 74 [ value ])
> > (c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
amker at gcc dot gnu.org changed:
What|Removed |Added
CC||amker at gcc dot gnu.org
--- C
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62262
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
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