diff options
author | tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-09-12 15:40:09 +0000 |
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committer | tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-09-12 15:40:09 +0000 |
commit | 0b54bde47622409ef2e55bd49fd4d7df89ef0cd8 (patch) | |
tree | bd9e8449c51bba80d8ba40ddfc042704e417ee25 /ChangeLog | |
parent | 4447162dec73f02d3be6b30f0a100eedb6212bc8 (diff) | |
download | ruby-0b54bde47622409ef2e55bd49fd4d7df89ef0cd8.tar.gz |
Copy the serial number from the super class to the singleton class
This helps hit inline method caches more frequently. Before this
commit:
```
[aaron@TC ruby (trunk)]$ time ./ruby -v benchmark/bm_vm2_poly_singleton.rb
ruby 2.4.0dev (2016-09-12 trunk 56141) [x86_64-darwin15]
real 0m3.679s
user 0m3.632s
sys 0m0.022s
```
After this commit:
```
[aaron@TC ruby (trunk)]$ time ./ruby -v benchmark/bm_vm2_poly_singleton.rb
ruby 2.4.0dev (2016-09-12 trunk 56141) [x86_64-darwin15]
last_commit=Copy the serial number from the super class to the singleton class
real 0m2.246s
user 0m2.203s
sys 0m0.020s
```
[Feature #12364]
[ruby-core:75425]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56144 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ChangeLog')
-rw-r--r-- | ChangeLog | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -1,3 +1,9 @@ +Tue Sep 13 00:39:47 2016 Aaron Patterson <tenderlove@ruby-lang.org> + + * class.c (singleton_class_of): Copy superclass serial number to + singleton class. This improves singleton class IMC hit rates. + [Feature #12364] [ruby-core:75425] + Mon Sep 12 13:46:23 2016 Anton Davydov <mail@davydovanton.com> * lib/uri/mailto.rb: Removed needless `return` and use `.`` instead of `::` |