On Thu, Aug 31, 2023 at 03:09:52PM +0200, Marc Poulhiès wrote:
>
> Yang Yujie writes:
>
> Hello Yujie,
>
> > gcc/ChangeLog:
> >
> > * ada/Makefile.rtl: Add LoongArch support.
> > * ada/libgnarl/s-linux__loongarch.ads: New.
> > * ada/libgnat/system-linux-loongarch.ads: New.
> > *
On Thu, Aug 31, 2023 at 05:56:26PM +, Joseph Myers wrote:
> On Thu, 31 Aug 2023, Yujie Yang wrote:
>
> > -If none of such suffix is present, the configured value of
> > -@option{--with-multilib-default} can be used as a common default suffix
> > -for all library ABI v
On Thu, Aug 31, 2023 at 11:14:13AM +0800, Yujie Yang wrote:
> On Wed, Aug 30, 2023 at 09:36:22PM +, Joseph Myers wrote:
> > On Wed, 30 Aug 2023, Yang Yujie wrote:
> >
> > > +A suffix @code{[/ARCH][/OPTION]...]} may follow immediately after the ABI
> > > +ide
On Wed, Aug 30, 2023 at 09:36:22PM +, Joseph Myers wrote:
> On Wed, 30 Aug 2023, Yang Yujie wrote:
>
> > +A suffix @code{[/ARCH][/OPTION]...]} may follow immediately after the ABI
> > +identifier to customize the compiler options for building the given set of
> > +libraries. @code{ARCH} denot
On Wed, Aug 30, 2023 at 04:22:13PM +0800, Xi Ruoyao wrote:
> On Wed, 2023-08-30 at 14:51 +0800, Yujie Yang wrote:
> > > > LoongArch processors may not support memory accesses without natural
> > > > alignments. Building libraries with -mstrict-align may help wi
> > LoongArch processors may not support memory accesses without natural
> > alignments. Building libraries with -mstrict-align may help with
> > toolchain binary compatiblity and performance on these implementations
> > (e.g. Loongson 2K1000LA).
> >
> > No significant performance degredation is
Hi!
I'd like to ping this patch for acknowledgement from the Ada team.
We have successfully compiled a cross-native toolchain with Ada enabled
for loongarch64-linux-gnuf64 (or loongarch64-linux-gnu), and have run the
regtests with the following results:
While the failures are being worked on, we
> I came up with another idea. What if we:
>
> 1. Keep the "default" ABI libs in the toplevel directory. There is
> *always* a default ABI so treating it specially is not really nonsense.
> 2. Create a symlink for consistency. For example, if --with-abi=lp64d, -
> -with-multilib-list=lp64d,lp64s:
On Mon, Aug 14, 2023 at 03:48:53PM +0800, Xi Ruoyao wrote:
> On Mon, 2023-08-14 at 15:37 +0800, Yujie Yang wrote:
> > On Mon, Aug 14, 2023 at 01:38:40PM +0800, Xi Ruoyao wrote:
> > > On Mon, 2023-08-14 at 11:57 +0800, Yang Yujie wrote:
> > >
> > > > Howeve
On Mon, Aug 14, 2023 at 01:22:32PM +0800, Xi Ruoyao wrote:
> On Mon, 2023-08-14 at 11:57 +0800, Yang Yujie wrote:
> > The configure script and the GCC driver are updated so that
> > it is easier to customize and control GCC builds for targeting
> > different LoongArch implementations.
> >
> > * Su
On Mon, Aug 14, 2023 at 04:49:11PM +0800, Xi Ruoyao wrote:
> On Mon, 2023-08-14 at 16:44 +0800, Yujie Yang wrote:
> > I assume we all want:
> >
> > (1) -mlasx -mlsx -> enable LSX and LASX
> > (2) -mlasx -mno-lsx -> disable LSX and LASX
> > (3) -mno-lsx
On Mon, Aug 14, 2023 at 01:58:24PM +0800, Xi Ruoyao wrote:
> On Mon, 2023-08-14 at 11:57 +0800, Yang Yujie wrote:
> > * Support options for LoongArch SIMD extensions:
> > new configure options --with-simd={none,lsx,lasx};
> > new driver options -m[no]-l[a]sx / -msimd={none,lsx,lasx}.
>
> I sug
On Mon, Aug 14, 2023 at 01:38:40PM +0800, Xi Ruoyao wrote:
> On Mon, 2023-08-14 at 11:57 +0800, Yang Yujie wrote:
>
> > However, for LoongArch, we do not want such a "toplevel" library
> > installation since the default ABI may change. We expect all
> > multilib variants of libraries to be instal
On Fri, Mar 03, 2023 at 12:01:22AM +0800, Xi Ruoyao via Gcc-patches wrote:
> But then it causes "-mabi=lp64s -march=loongarch64" to generate code like:
>
> movgr2fr.d $fa0, $a0
> frecip.d $fa0, $fa0
> movfr2gr.d $a0, $fa0
>
> The problem here is "loongarch64" is never strictly defined. S
On Tue, Feb 14, 2023 at 11:32:00AM +0800, Lulu Cheng wrote:
> add yangyujie.
Looks good to me. Thanks for the forward!
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