On Mon, Nov 30, 2020 at 11:08:22AM +0800, HAO CHEN GUI wrote:
> This patch adds a new pattern(combine 4 insns to 3 insns) in 4-insn
> combine. In the patch, newpat is split twice. The newpat, newi2pat and
As I said before, that has a lot of problems, and is only suitable for
stage 1 (after man
Segher,
Gentle ping this:
https://gcc.gnu.org/pipermail/gcc-patches/2020-November/560573.html
Thanks a lot.
On 4/1/2021 上午 10:03, HAO CHEN GUI wrote:
Segher,
Gentle ping this:
https://gcc.gnu.org/pipermail/gcc-patches/2020-November/560573.html
Thanks a lot.
On 11/12/2020 上午 10:14
Segher,
Gentle ping this:
https://gcc.gnu.org/pipermail/gcc-patches/2020-November/560573.html
Thanks a lot.
On 11/12/2020 上午 10:14, HAO CHEN GUI wrote:
Segher,
Gentle ping this:
https://gcc.gnu.org/pipermail/gcc-patches/2020-November/560573.html
Segher,
Gentle ping this:
https://gcc.gnu.org/pipermail/gcc-patches/2020-November/560573.html
On 30/11/2020 上午 11:08, HAO CHEN GUI wrote:
Hi,
This patch adds a new pattern(combine 4 insns to 3 insns) in 4-insn
combine. In the patch, newpat is split twice. The newpat, newi2pat and
newi
On Tue, Nov 10, 2020 at 4:18 PM Jeff Law via Gcc-patches <
gcc-patches@gcc.gnu.org> wrote:
>
> On 11/8/20 7:48 PM, HAO CHEN GUI via Gcc-patches wrote:
> > ChangeLog
> >
> > * combine.c (combine_validate_cost): Add an argument for newi1pat.
> > (try_combine): Add a 4-insn combine patter
On Wed, Nov 11, 2020 at 06:22:53PM -0600, Segher Boessenkool wrote:
> I'm running an all-arch comparison with this patch, just to see what it
> does, but [...]
Results: C0 is trunk, C1 with patch:
C0C1
alpha 6422312 99.971%
arc 3783838 100.000%
Hi Hao Chen,
[ You first need to add yourself to MAINTAINERS? And get an account to
do that, if you do not yet have one yet :-) ]
On Mon, Nov 09, 2020 at 10:48:19AM +0800, HAO CHEN GUI wrote:
> This patch adds a new pattern in 4-insn combine. It supports the
> following sign_extend(op: zero_e
On 11/8/20 7:48 PM, HAO CHEN GUI via Gcc-patches wrote:
> Hi,
>
> This patch adds a new pattern in 4-insn combine. It supports the
> following sign_extend(op: zero_extend, zero_extend) optimization. In
> the patch, newpat is split twice. The first split becomes newi1pat and
> the second becomes n
