From 2222e0601a367ab3e2da52c84cb8d4150dd9c705 Mon Sep 17 00:00:00 2001 From: Josh Bleecher Snyder Date: Tue, 14 Apr 2020 08:16:51 -0700 Subject: [PATCH] cmd/compile: mark static slice backing arrays as noalg MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit file before after Δ % addr2line 4413296 4404160 -9136 -0.207% api 5982648 5978232 -4416 -0.074% asm 5075640 5057656 -17984 -0.354% buildid 2886200 2881304 -4896 -0.170% cgo 4854168 4844936 -9232 -0.190% compile 19694784 19680752 -14032 -0.071% cover 5278008 5269256 -8752 -0.166% dist 3699528 3690984 -8544 -0.231% doc 4694824 4690408 -4416 -0.094% fix 3411336 3411048 -288 -0.008% link 6721496 6703320 -18176 -0.270% nm 4371152 4357904 -13248 -0.303% objdump 4760960 4747680 -13280 -0.279% pack 2340824 2336520 -4304 -0.184% pprof 14810820 14801188 -9632 -0.065% test2json 2861896 2857528 -4368 -0.153% trace 11681076 11676228 -4848 -0.042% vet 8285464 8276184 -9280 -0.112% total 115824120 115665288 -158832 -0.137% Change-Id: I66e1985c3a81cd9b2aa72cb4b4a8aa1781e473b9 Reviewed-on: https://go-review.googlesource.com/c/go/+/228222 Run-TryBot: Josh Bleecher Snyder TryBot-Result: Gobot Gobot Reviewed-by: Cuong Manh Le --- src/cmd/compile/internal/gc/sinit.go | 1 + 1 file changed, 1 insertion(+) diff --git a/src/cmd/compile/internal/gc/sinit.go b/src/cmd/compile/internal/gc/sinit.go index 3a40d15acd..393211c2dd 100644 --- a/src/cmd/compile/internal/gc/sinit.go +++ b/src/cmd/compile/internal/gc/sinit.go @@ -217,6 +217,7 @@ func (s *InitSchedule) staticassign(l *Node, r *Node) bool { // Init slice. bound := r.Right.Int64() ta := types.NewArray(r.Type.Elem(), bound) + ta.SetNoalg(true) a := staticname(ta) s.inittemps[r] = a slicesym(l, a, bound) -- 2.50.0