tree a591697b7e598cd6488572061fc56f13313366f4
parent 0f7088ade502250a65402efde32c31f9c57f457b
author Josh Bleecher Snyder <josharian@gmail.com> 1578446313 -0800
committer Josh Bleecher Snyder <josharian@gmail.com> 1582238048 +0000

cmd/compile: add ellipsis syntax for op-only rewrite rules

This change introduces a new syntax for rewrite rules
that only change a Value's Op. See #36380 for more discussion.

Updating rewrite rules to use ellipses will happen
in follow-up CLs.

Change-Id: I8c56e85de24607579d79729575c89ca80805ba5c
Reviewed-on: https://go-review.googlesource.com/c/go/+/213898
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>