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| author | Artem Pyanykh <artem.pyanykh@gmail.com> | 2019-04-12 10:42:43 +0300 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2019-04-14 01:26:35 -0400 |
| commit | 6094d43f36bdab5ff3f246afca9a6018545fdd73 (patch) | |
| tree | e296c0d3555dceeaf8a60bb90817f1d39c30064c /docs | |
| parent | edcef7b384ca5af6e67d58c39779d03f80768538 (diff) | |
| download | haskell-6094d43f36bdab5ff3f246afca9a6018545fdd73.tar.gz | |
docs: mention memcpy optimization for ByteArrays in 8.10.1-notes
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/users_guide/8.10.1-notes.rst | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/docs/users_guide/8.10.1-notes.rst b/docs/users_guide/8.10.1-notes.rst index 9212dceea4..21a7f2b275 100644 --- a/docs/users_guide/8.10.1-notes.rst +++ b/docs/users_guide/8.10.1-notes.rst @@ -61,10 +61,11 @@ Compiler :ghc-flag:`-Wredundant-record-wildcards` which warn users when they have redundant or unused uses of a record wildcard match. -- Calls to `memset` are now unrolled more aggressively and the - produced code is more efficient on `x86_64` with added support for - 64-bit `MOV`s. In particular, `setByteArray#` calls that were not - optimized before, now will be. See :ghc-ticket:`16052`. +- Calls to `memset` and `memcpy` are now unrolled more aggressively + and the produced code is more efficient on `x86_64` with added + support for 64-bit `MOV`s. In particular, `setByteArray#` and + `copyByteArray#` calls that were not optimized before, now will + be. See :ghc-ticket:`16052`. Runtime system ~~~~~~~~~~~~~~ |