[gcc r15-5666] Optimize 128-bit vector permutation with pand, pandn and por.

https://gcc.gnu.org/g:60b708a9c878aff9a76ec0d446ae63e6527327a6 commit r15-5666-g60b708a9c878aff9a76ec0d446ae63e6527327a6 Author: Cui, Lili Date: Tue Nov 26 15:10:23 2024 +0800 Optimize 128-bit vector permutation with pand, pandn and por. This patch introduces a new subroutine in i

[gcc r15-4397] Support andn_optab for x86

https://gcc.gnu.org/g:70f59d2a1c51bde085d8fc7df002918851e76c9c commit r15-4397-g70f59d2a1c51bde085d8fc7df002918851e76c9c Author: Cui, Lili Date: Thu Oct 17 08:50:38 2024 +0800 Support andn_optab for x86 Add new andn pattern to match the new optab added by r15-1890-gf379596e0ba