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Better fix to the problem, thanks diamond for pointing it out

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There're some other issues revealed though, I'm looking into them

git-svn-id: svn://kolibrios.org@627 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Mihail Semenyako (mike.dld) 2007-09-15 22:17:10 +00:00
parent 5aa81d7197
commit f53429e2f8
1 changed files with 11 additions and 59 deletions
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70
programs/develop/tinypad/trunk/tp-common.asm
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@ -587,75 +587,33 @@ proc mem.Alloc,size ;/////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push ebx ecx
mov ecx,[size]
add ecx,4+4095
and ecx,not 4095
add ecx,4
mcall 68,12
add ecx,-4
mov [eax],ecx
add eax,4
pop ecx ebx
ret
@^
push ebx ecx
mov eax,[size]
lea ecx,[eax+4+4095]
and ecx,not 4095
mcall 68,12
add ecx,-4
mov [eax],ecx
add eax,4
pop ecx ebx
ret
^@
endp
;-----------------------------------------------------------------------------
proc mem.ReAlloc,mptr,size ;//////////////////////////////////////////////////
;-----------------------------------------------------------------------------
@^
push ebx ecx edx
mov ecx,[size]
add ecx,4+4095
and ecx,not 4095
mov edx,[mptr]
or ecx,ecx
jz @f
add ecx,4
@@: mov edx,[mptr]
or edx,edx
jz @f
add edx,-4
mcall 68,20
@@: mcall 68,20
add ecx,-4
mov [eax],ecx
add eax,4
pop edx ecx ebx
ret
^@
push ebx ecx esi edi eax
mov eax,[mptr]
mov ebx,[size]
or eax,eax
jz @f
lea ecx,[ebx+4+4095]
and ecx,not 4095
add ecx,-4
cmp ecx,[eax-4]
je .exit
@@: stdcall mem.Alloc,ebx
xchg eax,[esp]
or eax,eax
jz .exit
mov esi,eax
xchg eax,[esp]
mov edi,eax
mov ecx,[esi-4]
cmp ecx,[edi-4]
jbe @f
mov ecx,[edi-4]
@@: add ecx,3
shr ecx,2
cld
rep movsd
xchg eax,[esp]
stdcall mem.Free,eax
.exit:
pop eax edi esi ecx ebx
ret
endp
;-----------------------------------------------------------------------------
@ -663,16 +621,10 @@ proc mem.Free,mptr ;//////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push ebx ecx
mov ecx,[mptr]
or ecx,ecx
jz @f
add ecx,-4
mcall 68,13
@@: mcall 68,13
pop ecx ebx
ret
@^
push ebx ecx
mov eax,[mptr]
lea ecx,[eax-4]
mcall 68,13
pop ecx ebx
ret
^@
endp