Markus Amsler : dbghelp: Speed up pool_alloc. Patch by Eric Pouech.
Alexandre Julliard
julliard at wine.codeweavers.com
Tue May 15 14:02:20 CDT 2007
Module: wine
Branch: master
Commit: a2968c8fab67bb6fd22ffeed87570e0578d35224
URL: http://source.winehq.org/git/wine.git/?a=commit;h=a2968c8fab67bb6fd22ffeed87570e0578d35224
Author: Markus Amsler <markus.amsler at oribi.org>
Date: Tue May 15 02:05:05 2007 +0200
dbghelp: Speed up pool_alloc. Patch by Eric Pouech.
---
dlls/dbghelp/storage.c | 16 +++++++---------
1 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/dlls/dbghelp/storage.c b/dlls/dbghelp/storage.c
index 602d97f..4e682ce 100644
--- a/dlls/dbghelp/storage.c
+++ b/dlls/dbghelp/storage.c
@@ -73,30 +73,28 @@ void pool_destroy(struct pool* pool)
void* pool_alloc(struct pool* pool, unsigned len)
{
- struct pool_arena** parena;
struct pool_arena* arena;
void* ret;
len = (len + 3) & ~3; /* round up size on DWORD boundary */
assert(sizeof(struct pool_arena) + len <= pool->arena_size && len);
- for (parena = &pool->first; *parena; parena = &(*parena)->next)
+ for (arena = pool->first; arena; arena = arena->next)
{
- if ((char*)(*parena) + pool->arena_size - (*parena)->current >= len)
+ if ((char*)arena + pool->arena_size - arena->current >= len)
{
- ret = (*parena)->current;
- (*parena)->current += len;
+ ret = arena->current;
+ arena->current += len;
return ret;
}
}
-
+
arena = HeapAlloc(GetProcessHeap(), 0, pool->arena_size);
if (!arena) {FIXME("OOM\n");return NULL;}
- *parena = arena;
-
ret = (char*)arena + sizeof(*arena);
- arena->next = NULL;
+ arena->next = pool->first;
+ pool->first = arena;
arena->current = (char*)ret + len;
return ret;
}
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