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author | k0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-03 04:50:14 +0000 |
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committer | k0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-03 04:50:14 +0000 |
commit | fc2764e58c0265e5ba71909b9ed771ec381fa872 (patch) | |
tree | 220c19f4f565c436f347f4c0dbc89c2fc8c76258 /insns.def | |
parent | c0181f31fff58249e30fef7b25f0f4fe39484f43 (diff) |
insns.def: unwrap vm_exec for yield
Outer vm_exec can catch longjmp. We don't need to call vm_exec first
here.
This optimizes JIT-ed yield:
* Benchmark script
```
require 'benchmark_driver'
Benchmark.driver do |x|
x.prelude %{
def yielder
yield + 1
end
}
x.report 'yielder', %{
yielder { 1 }
}
x.loop_count 300_000_000
x.rbenv 'before', 'before,--jit', 'after', 'after,--jit'
x.verbose
end
```
* Result
before: ruby 2.6.0dev (2018-03-03 trunk 62642) [x86_64-linux]
before,--jit: ruby 2.6.0dev (2018-03-03 trunk 62642) +JIT [x86_64-linux]
after: ruby 2.6.0dev (2018-03-03 trunk 62642) [x86_64-linux]
last_commit=insns.def: unwrap vm_exec for yield
after,--jit: ruby 2.6.0dev (2018-03-03 trunk 62642) +JIT [x86_64-linux]
last_commit=insns.def: unwrap vm_exec for yield
Calculating -------------------------------------
before before,--jit after after,--jit
yielder 37.214M 29.222M 35.904M 38.035M i/s - 300.000M times in 8.061581s 10.266312s 8.355716s 7.887447s
Comparison:
yielder
after,--jit: 38035121.0 i/s
before: 37213544.0 i/s - 1.02x slower
after: 35903565.7 i/s - 1.06x slower
before,--jit: 29221787.6 i/s - 1.30x slower
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62643 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'insns.def')
-rw-r--r-- | insns.def | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -819,8 +819,8 @@ invokeblock } val = vm_invoke_block(ec, GET_CFP(), &calling, ci, block_handler); - if (val == Qundef) { - EXEC_EC_CFP(TRUE); + if (val == Qundef && (val = mjit_exec(ec)) == Qundef) { + EXEC_EC_CFP(FALSE); } } |