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Rev 369 Rev 380
Line 614... Line 614...
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proc init_heap
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proc init_heap
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Line 616... Line 616...
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           mov ebx,[CURRENT_TASK]
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           mov ebx,[CURRENT_TASK]
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           shl ebx,8
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           shl ebx,8
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           mov eax, [PROC_BASE+APPDATA.heap_top+ebx]
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           mov eax, [SLOT_BASE+APPDATA.heap_top+ebx]
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           test eax, eax
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           test eax, eax
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           jz @F
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           jz @F
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           sub eax,[PROC_BASE+APPDATA.heap_base+ebx]
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           sub eax,[SLOT_BASE+APPDATA.heap_base+ebx]
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           sub eax, 4096
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           sub eax, 4096
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           ret
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           ret
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@@:
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@@:
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           mov esi, [PROC_BASE+APPDATA.mem_size+ebx]
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           mov esi, [SLOT_BASE+APPDATA.mem_size+ebx]
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           add esi, 4095
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           add esi, 4095
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           and esi, not 4095
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           and esi, not 4095
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           mov [PROC_BASE+APPDATA.mem_size+ebx], esi
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           mov [SLOT_BASE+APPDATA.mem_size+ebx], esi
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           mov eax, HEAP_TOP
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           mov eax, HEAP_TOP
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           mov [PROC_BASE+APPDATA.heap_base+ebx], esi
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           mov [SLOT_BASE+APPDATA.heap_base+ebx], esi
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           mov [PROC_BASE+APPDATA.heap_top+ebx], eax
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           mov [SLOT_BASE+APPDATA.heap_top+ebx], eax
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 632 
 
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           sub eax, esi
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           sub eax, esi
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           add esi, new_app_base
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           add esi, new_app_base
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           shr esi, 10
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           shr esi, 10
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           and ecx, not 4095
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           and ecx, not 4095
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           mov ebx, [CURRENT_TASK]
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           mov ebx, [CURRENT_TASK]
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           shl ebx, 8
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           shl ebx, 8
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           mov esi, dword [ebx+PROC_BASE+APPDATA.heap_base]; heap_base
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           mov esi, dword [ebx+SLOT_BASE+APPDATA.heap_base]; heap_base
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           mov edi, dword [ebx+PROC_BASE+APPDATA.heap_top]; heap_top
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           mov edi, dword [ebx+SLOT_BASE+APPDATA.heap_top]; heap_top
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           add esi, new_app_base
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           add esi, new_app_base
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           add edi, new_app_base
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           add edi, new_app_base
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l_0:
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l_0:
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           cmp esi, edi
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           cmp esi, edi
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           jae m_exit
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           jae m_exit
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        shl     edx, 8
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        shl     edx, 8
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        mov     ebx, [alloc_size]
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        mov     ebx, [alloc_size]
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        add     ebx, 0xFFF
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        add     ebx, 0xFFF
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        and     ebx, not 0xFFF
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        and     ebx, not 0xFFF
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        add     ebx, [PROC_BASE+APPDATA.mem_size+edx]
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        add     ebx, [SLOT_BASE+APPDATA.mem_size+edx]
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        call    update_mem_size
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        call    update_mem_size
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 699 
 
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           mov eax, esi
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           mov eax, esi
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           add eax, 4096
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           add eax, 4096
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           sub eax, new_app_base
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           sub eax, new_app_base
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           jnz .release
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           jnz .release
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.not_used:
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.not_used:
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           mov edx, [CURRENT_TASK]
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           mov edx, [CURRENT_TASK]
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           shl edx, 8
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           shl edx, 8
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           mov esi, dword [edx+PROC_BASE+APPDATA.heap_base]; heap_base
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           mov esi, dword [edx+SLOT_BASE+APPDATA.heap_base]; heap_base
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           mov edi, dword [edx+PROC_BASE+APPDATA.heap_top]; heap_top
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           mov edi, dword [edx+SLOT_BASE+APPDATA.heap_top]; heap_top
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           sub ebx, [edx+PROC_BASE+APPDATA.mem_size]
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           sub ebx, [edx+SLOT_BASE+APPDATA.mem_size]
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           neg ebx
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           neg ebx
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           call update_mem_size
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           call update_mem_size
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           add esi, new_app_base
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           add esi, new_app_base
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           add edi, new_app_base
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           add edi, new_app_base
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           shr esi, 12
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           shr esi, 12
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           shr edi, 12
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           shr edi, 12