Revert "cmd/compile: use shorter ANDL/TESTL if upper 32 bits are known to be zero"
This reverts commit
c1dfbf72e1298df8495171810a553836e5027f98.
Reason for revert: TESTL rule is wrong when the result is used for an ordered comparison.
Fixes #62360
Change-Id: I4d5b6aca24389b0a2bf767bfbc0a9d085359eb38
Reviewed-on: https://go-review.googlesource.com/c/go/+/524255
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Jakub Ciolek <jakub@ciolek.dev>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Bryan Mills <bcmills@google.com>