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| author | Josh Bleecher Snyder <josharian@gmail.com> | 2016-10-26 22:05:20 -0700 |
|---|---|---|
| committer | Josh Bleecher Snyder <josharian@gmail.com> | 2016-10-27 05:23:48 +0000 |
| commit | 0d176621d925915152b7b0b332e553b6f0d635e2 (patch) | |
| tree | 6f515320ec59742c566d51fbe274d29da42ff17b /src/cmd/objdump/objdump_test.go | |
| parent | de4b06559119eac499906aaa4d42046b3beed52d (diff) | |
| download | go-0d176621d925915152b7b0b332e553b6f0d635e2.tar.xz | |
cmd/compile: reuse sort helpers
sort.Sort's argument always escapes.
cse generates many calls to sort.Sort.
Set up a single escaping variable
and re-use it across loops.
name old alloc/op new alloc/op delta
Template 40.7MB ± 0% 40.2MB ± 0% -1.24% (p=0.000 n=15+15)
Unicode 33.4MB ± 0% 33.3MB ± 0% -0.09% (p=0.000 n=15+15)
GoTypes 121MB ± 0% 119MB ± 0% -1.48% (p=0.000 n=14+15)
Compiler 474MB ± 0% 465MB ± 0% -1.94% (p=0.000 n=14+15)
name old allocs/op new allocs/op delta
Template 405k ± 0% 394k ± 0% -2.64% (p=0.000 n=15+15)
Unicode 350k ± 0% 350k ± 0% -0.14% (p=0.000 n=14+15)
GoTypes 1.21M ± 0% 1.18M ± 0% -3.07% (p=0.000 n=15+14)
Compiler 4.37M ± 0% 4.18M ± 0% -4.39% (p=0.000 n=15+15)
Change-Id: I68cf56dafa0f3ea778826eea19908bd761556154
Reviewed-on: https://go-review.googlesource.com/32220
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Diffstat (limited to 'src/cmd/objdump/objdump_test.go')
0 files changed, 0 insertions, 0 deletions