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optimize _memCopy from dart:ffi #48139

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mraleph opened this issue Jan 13, 2022 · 1 comment
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optimize _memCopy from dart:ffi #48139

mraleph opened this issue Jan 13, 2022 · 1 comment
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area-vm Use area-vm for VM related issues, including code coverage, and the AOT and JIT backends. library-ffi type-performance Issue relates to performance or code size

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mraleph commented Jan 13, 2022

dart:ffi uses the _memCopy helper when working with structs.

We should make sure to

  • Provide fast recognized implementation for this method (probably bottoming in MemoryCopyInstr.
  • Small constant size copies and unroll the copying loop in place.
@mraleph mraleph added area-vm Use area-vm for VM related issues, including code coverage, and the AOT and JIT backends. library-ffi labels Jan 13, 2022
@dcharkes dcharkes added the type-performance Issue relates to performance or code size label Dec 19, 2022
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Duplicate of:

@dcharkes dcharkes mentioned this issue Dec 19, 2022
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area-vm Use area-vm for VM related issues, including code coverage, and the AOT and JIT backends. library-ffi type-performance Issue relates to performance or code size
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