Re: [wwwdocs] Document support for znver4 in gcc-13/changes.html
On Thu, Mar 23, 2023 at 7:05 PM Martin Jambor wrote: > > Hello, > > On Wed, Mar 22 2023, Richard Biener wrote: > > On Tue, Mar 21, 2023 at 8:25 PM Martin Jambor wrote: > >> > >> Hello, > >> > >> is the following item documenting that gcc13 can generate code for Zen 4 > >> OK for the changes.html file on the web? > > > > OK. > > thanks. > > > Note the gcc-12 changes for the upcoming 12.3 need something similar > > as most of the changes were backported. > > Like this? Yes. Thanks, Richard. > Thanks, > > Martin > > > > diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html > index d565c217..0854b83b 100644 > --- a/htdocs/gcc-12/changes.html > +++ b/htdocs/gcc-12/changes.html > @@ -1144,6 +1144,17 @@ are not listed here). > Note: GCC 12.3 has not been released yet, so this section is a > work-in-progress. > > +Target Specific Changes > + > +x86-64 > + > + GCC now supports AMD CPUs based on the znver4 core > +via -march=znver4. The switch makes GCC consider > +using 512 bit vectors when auto-vectorizing. > + > + > + > + > This is the href="https://gcc.gnu.org/bugzilla/buglist.cgi?bug_status=RESOLVEDresolution=FIXEDtarget_milestone=12.3;>list > of problem reports (PRs) from GCC's bug tracking system that are > known to be fixed in the 12.3 release. This list might not be
Re: [wwwdocs] Document support for znver4 in gcc-13/changes.html
Hello, On Wed, Mar 22 2023, Richard Biener wrote: > On Tue, Mar 21, 2023 at 8:25 PM Martin Jambor wrote: >> >> Hello, >> >> is the following item documenting that gcc13 can generate code for Zen 4 >> OK for the changes.html file on the web? > > OK. thanks. > Note the gcc-12 changes for the upcoming 12.3 need something similar > as most of the changes were backported. Like this? Thanks, Martin diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html index d565c217..0854b83b 100644 --- a/htdocs/gcc-12/changes.html +++ b/htdocs/gcc-12/changes.html @@ -1144,6 +1144,17 @@ are not listed here). Note: GCC 12.3 has not been released yet, so this section is a work-in-progress. +Target Specific Changes + +x86-64 + + GCC now supports AMD CPUs based on the znver4 core +via -march=znver4. The switch makes GCC consider +using 512 bit vectors when auto-vectorizing. + + + + This is the https://gcc.gnu.org/bugzilla/buglist.cgi?bug_status=RESOLVEDresolution=FIXEDtarget_milestone=12.3;>list of problem reports (PRs) from GCC's bug tracking system that are known to be fixed in the 12.3 release. This list might not be
Re: [wwwdocs] Document support for znver4 in gcc-13/changes.html
On Tue, Mar 21, 2023 at 8:25 PM Martin Jambor wrote: > > Hello, > > is the following item documenting that gcc13 can generate code for Zen 4 > OK for the changes.html file on the web? OK. Note the gcc-12 changes for the upcoming 12.3 need something similar as most of the changes were backported. Richard. > Thanks, > > Martin > > > diff --git a/htdocs/gcc-13/changes.html b/htdocs/gcc-13/changes.html > index 4fae1f7a..f8e9560c 100644 > --- a/htdocs/gcc-13/changes.html > +++ b/htdocs/gcc-13/changes.html > @@ -530,6 +530,10 @@ a work-in-progress. > -march=graniterapids. > The switch enables the AMX-FP16 and PREFETCHI ISA extensions. > > + GCC now supports AMD CPUs based on the znver4 core > +via -march=znver4. The switch makes GCC consider > +using 512 bit vectors when auto-vectorizing. > + > > >
[wwwdocs] Document support for znver4 in gcc-13/changes.html
Hello, is the following item documenting that gcc13 can generate code for Zen 4 OK for the changes.html file on the web? Thanks, Martin diff --git a/htdocs/gcc-13/changes.html b/htdocs/gcc-13/changes.html index 4fae1f7a..f8e9560c 100644 --- a/htdocs/gcc-13/changes.html +++ b/htdocs/gcc-13/changes.html @@ -530,6 +530,10 @@ a work-in-progress. -march=graniterapids. The switch enables the AMX-FP16 and PREFETCHI ISA extensions. + GCC now supports AMD CPUs based on the znver4 core +via -march=znver4. The switch makes GCC consider +using 512 bit vectors when auto-vectorizing. +
