On Mon, Mar 04, 2024 at 03:30:01PM +, Andrew Stubbs wrote:
> vect: Fix integer overflow calculating mask
>
> The masks and bitvectors were broken when nunits==32 on hosts where int is
> 32-bit.
>
> gcc/ChangeLog:
>
> * dojump.cc (do_compare_and_jump): Use full-width integers for shifts
On 23/02/2024 15:13, Richard Biener wrote:
On Fri, 23 Feb 2024, Jakub Jelinek wrote:
On Fri, Feb 23, 2024 at 02:22:19PM +, Andrew Stubbs wrote:
On 23/02/2024 13:02, Jakub Jelinek wrote:
On Fri, Feb 23, 2024 at 12:58:53PM +, Andrew Stubbs wrote:
This is a follow-up to the previous pat
On Fri, 23 Feb 2024, Jakub Jelinek wrote:
> On Fri, Feb 23, 2024 at 02:22:19PM +, Andrew Stubbs wrote:
> > On 23/02/2024 13:02, Jakub Jelinek wrote:
> > > On Fri, Feb 23, 2024 at 12:58:53PM +, Andrew Stubbs wrote:
> > > > This is a follow-up to the previous patch to ensure that integer vec
On Fri, Feb 23, 2024 at 02:22:19PM +, Andrew Stubbs wrote:
> On 23/02/2024 13:02, Jakub Jelinek wrote:
> > On Fri, Feb 23, 2024 at 12:58:53PM +, Andrew Stubbs wrote:
> > > This is a follow-up to the previous patch to ensure that integer vector
> > > bit-masks do not have excess bits set. It
On 23/02/2024 13:02, Jakub Jelinek wrote:
On Fri, Feb 23, 2024 at 12:58:53PM +, Andrew Stubbs wrote:
This is a follow-up to the previous patch to ensure that integer vector
bit-masks do not have excess bits set. It fixes a bug, observed on
amdgcn, in which the mask could be incorrectly set t
> Am 23.02.2024 um 14:03 schrieb Jakub Jelinek :
>
> On Fri, Feb 23, 2024 at 12:58:53PM +, Andrew Stubbs wrote:
>> This is a follow-up to the previous patch to ensure that integer vector
>> bit-masks do not have excess bits set. It fixes a bug, observed on
>> amdgcn, in which the mask coul
On Fri, Feb 23, 2024 at 12:58:53PM +, Andrew Stubbs wrote:
> This is a follow-up to the previous patch to ensure that integer vector
> bit-masks do not have excess bits set. It fixes a bug, observed on
> amdgcn, in which the mask could be incorrectly set to zero, resulting in
> wrong-code.
>
>
