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Efficiency hacks - avoiding objc messaging overheads.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@3032 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 1998-10-06 15:11:27 +00:00
parent 37b25563c6
commit 1b0bf3c664
7 changed files with 386 additions and 88 deletions
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39
Source/NSGCString.m
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@ -33,25 +33,10 @@
#include <gnustep/base/behavior.h>
#include <gnustep/base/Unicode.h>
static Class immutableClass;
static Class mutableClass;
static Class constantClass;
#include <gnustep/base/fast.x>
@implementation NSGCString
+ (void) initialize
{
static int done = 0;
if (!done)
{
done = 1;
immutableClass = [NSGCString class];
mutableClass = [NSGMutableCString class];
constantClass = [NXConstantString class];
}
}
- (void)dealloc
{
if (_free_contents)
@ -62,7 +47,7 @@ static Class constantClass;
- (unsigned) hash
{
if (_hash == 0)
if ((_hash = [super hash]) == 0)
if ((_hash = _fastImp._NSString_hash(self, @selector(hash))) == 0)
_hash = 0xffffffff;
return _hash;
}
@ -274,18 +259,19 @@ static Class constantClass;
Class c;
if (anObject == self)
return YES;
c = [anObject class];
c = fastClassOfInstance(anObject);
if (c == immutableClass || c == mutableClass || c == constantClass)
if (c == _fastCls._NSGCString || c == _fastCls._NSGMutableCString || c == _fastCls._NXConstantString)
{
NSGCString *other = (NSGCString*)anObject;
if (_count != other->_count)
return NO;
if (_hash == 0)
if ((_hash = [super hash]) == 0)
if ((_hash = _fastImp._NSString_hash(self, @selector(hash))) == 0)
_hash = 0xffffffff;
if (other->_hash == 0) [other hash];
if (other->_hash == 0)
_fastImp._NSGString_hash(other, @selector(hash));
if (_hash != other->_hash)
return NO;
if (memcmp(_contents_chars, other->_contents_chars, _count) != 0)
@ -302,15 +288,18 @@ static Class constantClass;
{
Class c;
c = [aString class];
if (c == immutableClass || c == mutableClass || c == constantClass)
c = fastClassOfInstance(aString);
if (c == _fastCls._NSGCString || c == _fastCls._NSGMutableCString || c == _fastCls._NXConstantString)
{
NSGCString *other = (NSGCString*)aString;
if (_count != other->_count)
return NO;
if (_hash == 0) [self hash];
if (other->_hash == 0) [other hash];
if (_hash == 0)
if ((_hash = _fastImp._NSString_hash(self, @selector(hash))) == 0)
_hash = 0xffffffff;
if (other->_hash == 0)
_fastImp._NSGString_hash(other, @selector(hash));
if (_hash != other->_hash)
return NO;
if (memcmp(_contents_chars, other->_contents_chars, _count) != 0)