diff options
| author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-20 19:11:20 +0000 |
|---|---|---|
| committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-20 19:11:20 +0000 |
| commit | c629aecbc810e8014a88943a2b3ddcb716aa6ffb (patch) | |
| tree | ed2f36eec95b38b9a3e157690d45da9b2909f3f8 | |
| parent | 3fffbe1e82d974a3bb6cdba58733086a369d4b06 (diff) | |
* benchmark/bm_vm2_case.rb: add a new benchmark.
YARV optimize case/when syntax. If every conditions
are literal (such as Symbol, Fixnum, String), dispatch
calc order will be O(1).
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13123 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | benchmark/bm_vm2_case.rb | 14 |
2 files changed, 21 insertions, 0 deletions
@@ -1,3 +1,10 @@ +Tue Aug 21 04:09:06 2007 Koichi Sasada <ko1@atdot.net> + + * benchmark/bm_vm2_case.rb: add a new benchmark. + YARV optimize case/when syntax. If every conditions + are literal (such as Symbol, Fixnum, String), dispatch + calc order will be O(1). + Tue Aug 21 04:08:07 2007 Koichi Sasada <ko1@atdot.net> * test/ruby/test_enumerator.rb: fix last commit. diff --git a/benchmark/bm_vm2_case.rb b/benchmark/bm_vm2_case.rb new file mode 100644 index 0000000000..efbd366ebb --- /dev/null +++ b/benchmark/bm_vm2_case.rb @@ -0,0 +1,14 @@ +i=0
+while i<6000000 # while loop 2
+ case :foo
+ when :bar
+ raise
+ when :baz
+ raise
+ when :boo
+ raise
+ when :foo
+ i+=1
+ end
+end
+
|