ruby--ruby/benchmark/vm2_freezestring.yml

prelude: |
  class String
    def freeze
      -self
    end
  end
benchmark:
  vm2_freezestring: |
    "tXnL1BP5T1WPXMjuFNLQtallEtRcay1t2lHtJSrlVsDgvunlbtfpr/DGdH0NGYE9".freeze
loop_count: 6000000
make opt_str_freeze leaf Simply use DISPATCH_ORIGINAL_INSN instead of rb_funcall. This is, when possible, overall performant because method dispatch results are cached inside of CALL_CACHE. Should also be good for JIT. ---- trunk: ruby 2.6.0dev (2018-09-12 trunk 64689) [x86_64-darwin15] ours: ruby 2.6.0dev (2018-09-12 leaf-insn 64688) [x86_64-darwin15] last_commit=make opt_str_freeze leaf Calculating ------------------------------------- trunk ours vm2_freezestring 5.440M 31.411M i/s - 6.000M times in 1.102968s 0.191017s Comparison: vm2_freezestring ours: 31410864.5 i/s trunk: 5439865.4 i/s - 5.77x slower git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64690 b2dd03c8-39d4-4d8f-98ff-823fe69b080e 2018-09-11 23:39:36 -04:00			`prelude: \|`
			`class String`
			`def freeze`
			`-self`
			`end`
			`end`
			`benchmark:`
			`vm2_freezestring: \|`
			`"tXnL1BP5T1WPXMjuFNLQtallEtRcay1t2lHtJSrlVsDgvunlbtfpr/DGdH0NGYE9".freeze`
			`loop_count: 6000000`