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Some VM optimizations #2128

Merged
merged 7 commits into from
Aug 13, 2021
Merged

Some VM optimizations #2128

merged 7 commits into from
Aug 13, 2021

Commits on Aug 12, 2021

  1. stackitem: use Bool item directly 

    It is always copied.

Signed-off-by: Evgeniy Stratonikov <[email protected]>
    @fyrchik
    fyrchik committed Aug 12, 2021
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  2. stackitem: make BigInteger alias to big.Int 

    Remove one indirection step.
``
name       old time/op    new time/op    delta
MakeInt-8    79.7ns ± 8%    56.2ns ± 8%  -29.44%  (p=0.000 n=10 10)

name       old alloc/op   new alloc/op   delta
MakeInt-8     48.0B ± 0%     40.0B ± 0%  -16.67%  (p=0.000 n=10 10)

name       old allocs/op  new allocs/op  delta
MakeInt-8      3.00 ± 0%      2.00 ± 0%  -33.33%  (p=0.000 n=10 10)
```

Signed-off-by: Evgeniy Stratonikov <[email protected]>
    @fyrchik
    fyrchik committed Aug 12, 2021
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Commits on Aug 13, 2021

  1. vm: do not copy parameter 

    Signed-off-by: Evgeniy Stratonikov <[email protected]>
    @fyrchik
    fyrchik committed Aug 13, 2021
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  2. compiler: use parameter directly in writeJumps 

    `Next` doesn't longer copy parameter.

Signed-off-by: Evgeniy Stratonikov <[email protected]>
    @fyrchik
    fyrchik committed Aug 13, 2021
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  3. vm: embed reference counter in compound items 

    ```
name              old time/op  new time/op  delta
RefCounter_Add-8  44.8ns ± 4%  11.7ns ± 3%  -73.94%  (p=0.000 n=10 10)
```

Signed-off-by: Evgeniy Stratonikov <[email protected]>
    @fyrchik
    fyrchik committed Aug 13, 2021
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  4. stackitem: make ByteArray an alias to []byte 

    Signed-off-by: Evgeniy Stratonikov <[email protected]>
    @fyrchik
    fyrchik committed Aug 13, 2021
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  5. stackitem: make Buffer an alias to []byte 

    Signed-off-by: Evgeniy Stratonikov <[email protected]>
    @fyrchik
    fyrchik committed Aug 13, 2021
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