]> Cypherpunks repositories - gostls13.git/commit
cmd/compile: optimize 386's math.bits.TrailingZeros16
authorBen Shi <powerman1st@163.com>
Fri, 30 Aug 2019 06:24:58 +0000 (06:24 +0000)
committerDaniel Martí <mvdan@mvdan.cc>
Fri, 30 Aug 2019 17:37:00 +0000 (17:37 +0000)
commit8d5197d818b21290cfbf0ded381309ac1456cf60
tree092a3940c55ae7caacf876e9a370b98000ae8ff4
parentba068c1a6f77eec17571d83c4c693674006a5fff
cmd/compile: optimize 386's math.bits.TrailingZeros16

This CL reverts CL 192097 and fixes the issue in CL 189277.

Change-Id: Icd271262e1f5019a8e01c91f91c12c1261eeb02b
Reviewed-on: https://go-review.googlesource.com/c/go/+/192519
Run-TryBot: Ben Shi <powerman1st@163.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
src/cmd/compile/internal/gc/ssa.go
src/cmd/compile/internal/ssa/gen/386.rules
src/cmd/compile/internal/ssa/rewrite386.go
test/codegen/mathbits.go