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iPerformance and GC improvements

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@13726 72102866-910b-0410-8b05-ffd578937521
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CaS 2002-05-28 05:23:36 +00:00
parent 82c725d5c5
commit e7b980cdda
15 changed files with 167 additions and 114 deletions
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12
Source/NSObject.m
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@ -52,9 +52,11 @@
extern BOOL __objc_responds_to(id, SEL);
#endif
#if GS_WITH_GC == 0
@class _FastMallocBuffer;
static Class fastMallocClass;
static unsigned fastMallocOffset;
#endif
static Class NSConstantStringClass;
@ -726,15 +728,13 @@ static BOOL double_release_check_enabled = NO;
autorelease_class = [NSAutoreleasePool class];
autorelease_sel = @selector(addObject:);
autorelease_imp = [autorelease_class methodForSelector: autorelease_sel];
fastMallocClass = [_FastMallocBuffer class];
#if GS_WITH_GC == 0
fastMallocClass = [_FastMallocBuffer class];
#if !defined(REFCNT_LOCAL)
GSIMapInitWithZoneAndCapacity(&retain_counts,
NSDefaultMallocZone(), 1024);
#endif
fastMallocOffset = fastMallocClass->instance_size % ALIGN;
#else
fastMallocOffset = 0;
#endif
NSConstantStringClass = [NSString constantStringClass];
GSBuildStrings();
@ -1584,11 +1584,13 @@ static BOOL double_release_check_enabled = NO;
/*
* Stuff for temporary memory management.
*/
#if GS_WITH_GC == 0
@interface _FastMallocBuffer : NSObject
@end
@implementation _FastMallocBuffer
@end
#endif
/*
* Function for giving us the fastest possible allocation of memory to
@ -1597,12 +1599,16 @@ static BOOL double_release_check_enabled = NO;
void *
_fastMallocBuffer(unsigned size)
{
#if GS_WITH_GC
return GC_malloc(size);
#else
_FastMallocBuffer *o;
o = (_FastMallocBuffer*)NSAllocateObject(fastMallocClass,
size + fastMallocOffset, NSDefaultMallocZone());
(*autorelease_imp)(autorelease_class, autorelease_sel, o);
return ((void*)&o[1])+fastMallocOffset;
#endif
}