tree 9fb21b7f7f9ea3eb3dd52e3d8da8c5f87e0244e8
parent 37b3494026882711eb2f8b817e1dbda612700fe6
author Brad Fitzpatrick <bradfitz@golang.org> 1303965371 -0700
committer Brad Fitzpatrick <bradfitz@golang.org> 1303965371 -0700
golang-hg ff32eff02b8e539a5c25d02de2bfe0f970769c47

adler32: speed up ~40% by avoiding bounds checks

before & after:
adler32.BenchmarkGolden	  100000	     14747 ns/op
adler32.BenchmarkGolden	  200000	      8761 ns/op

Found by profiling PNG encoding.

R=rsc, bradfitzwork, eds
CC=golang-dev
https://golang.org/cl/4441073