xtensa: Implement bswaphi2 insn pattern
authorTakayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
Sun, 29 May 2022 10:44:32 +0000 (19:44 +0900)
committerMax Filippov <jcmvbkbc@gmail.com>
Thu, 9 Jun 2022 22:07:08 +0000 (15:07 -0700)
commit2fcc69d8ce4eddf6dea878a5383254d366e1bb14
tree048f9813c17e714554202ce7140616c43caee545
parent645848634526c52aa641e57173597728d096aeef
xtensa: Implement bswaphi2 insn pattern

This patch adds bswaphi2 insn pattern that is one instruction less than the
default expansion.

gcc/ChangeLog:

* config/xtensa/xtensa.md (bswaphi2): New insn pattern.
gcc/config/xtensa/xtensa.md