src/cmd/compile/internal/ssa/rewrite386.go · 6a74fe2f15650572adfd1b49dec760052295b21f · Kirill Smelkov / go

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cmd/compile: strength reduce more x86 constant multiplication · 6a74fe2f

Josh Bleecher Snyder authored Mar 23, 2018

The additions were machine-generated.

The change for x * 7 avoids a reg-reg move,
reducing the number of instructions from 3 to 2.

Change-Id: Ib002e39f29ca5e46cfdb8daaf87ddc7ba50a17e5
Reviewed-on: https://go-review.googlesource.com/102395


Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>

6a74fe2f

rewrite386.go 400 KB

Replace rewrite386.go