[Bug 53419] New: HeapReAlloc is slower than HeapFree, HeapAlloc + memcpy combos
WineHQ Bugzilla
wine-bugs at winehq.org
Tue Jul 26 16:37:51 CDT 2022
https://bugs.winehq.org/show_bug.cgi?id=53419
Bug ID: 53419
Summary: HeapReAlloc is slower than HeapFree, HeapAlloc +
memcpy combos
Product: Wine
Version: unspecified
Hardware: x86-64
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: kernel32
Assignee: wine-bugs at winehq.org
Reporter: euloanty at live.com
Distribution: ---
This shouldn't happen.
HeapReAlloc
cqwrteur at HOME-SERVER:~/Libraries/fast_io/benchmark/0011.containers/vector/0002.multi_push_back$
wine ./vector.exe
fast_io::vectors:5.3254482s
HeapAlloc combos
cqwrteur at HOME-SERVER:~/Libraries/fast_io/benchmark/0011.containers/vector/0002.multi_push_back$
wine ./vector.exe
fast_io::vectors:3.2410441s
On Windows:
HeapReAlloc
D:\hg\fast_io\benchmark\0011.containers\vector\0002.multi_push_back>vector
fast_io::vectors:2.1215775s
HeapAlloc combos
D:\hg\fast_io\benchmark\0011.containers\vector\0002.multi_push_back>vector
fast_io::vectors:2.1650619s
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