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| author | Takashi Kokubun <takashikkbn@gmail.com> | 2020-03-30 22:27:01 -0700 |
|---|---|---|
| committer | Takashi Kokubun <takashikkbn@gmail.com> | 2020-03-30 23:16:35 -0700 |
| commit | b736ea63bd4ce4e2fc81dfa73938b39fa70f659c (patch) | |
| tree | 987c83978ab5699b2013808929966ff4df9cd481 /benchmark | |
| parent | e5db3da9d34f0a7595208863301c044b612adbed (diff) | |
Optimize exivar access on JIT-ed getivar
JIT support of dd723771c11.
$ benchmark-driver -v --rbenv 'before;before --jit;after --jit' benchmark/mjit_exivar.yml --repeat-count=4
before: ruby 2.8.0dev (2020-03-30T12:32:26Z master e5db3da9d3) [x86_64-linux]
before --jit: ruby 2.8.0dev (2020-03-30T12:32:26Z master e5db3da9d3) +JIT [x86_64-linux]
after --jit: ruby 2.8.0dev (2020-03-31T05:57:24Z mjit-exivar 128625baec) +JIT [x86_64-linux]
Calculating -------------------------------------
before before --jit after --jit
mjit_exivar 57.944M 53.579M 54.471M i/s - 200.000M times in 3.451588s 3.732772s 3.671687s
Comparison:
mjit_exivar
before: 57944345.1 i/s
after --jit: 54470876.7 i/s - 1.06x slower
before --jit: 53579483.4 i/s - 1.08x slower
Diffstat (limited to 'benchmark')
| -rw-r--r-- | benchmark/mjit_exivar.yml | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/benchmark/mjit_exivar.yml b/benchmark/mjit_exivar.yml new file mode 100644 index 0000000000..052ca46ff9 --- /dev/null +++ b/benchmark/mjit_exivar.yml @@ -0,0 +1,32 @@ +prelude: | + # frozen_string_literal: true + class Bench < Hash + def initialize + @exivar = nil + end + + def exivar + @exivar + end + end + + bench = Bench.new + + if defined?(RubyVM::MJIT) && RubyVM::MJIT.enabled? + jit_min_calls = 10000 + i = 0 + while i < jit_min_calls + bench.exivar + i += 1 + end + RubyVM::MJIT.pause # compile (1) + # issue recompile + bench.exivar + RubyVM::MJIT.resume + RubyVM::MJIT.pause # compile (2) + end + +benchmark: + mjit_exivar: bench.exivar + +loop_count: 200000000 |