| 149,30 → 149,31 |
|---|
| test al, DONT_FREE_BLOCK |
| jnz .cantfree |
| |
| push edi |
| |
| and eax, not 4095 |
| mov ecx, eax |
| mov edi, eax |
| or al, FREE_BLOCK |
| mov [page_tabs+(esi-1)*4], eax |
| sub ecx, 4096 |
| mov ebx, ecx |
| shr ecx, 12 |
| sub edi, 4096 |
| mov ebx, edi |
| shr edi, 12 |
| jz .released |
| .release: |
| xor eax, eax |
| xchg eax, [page_tabs+esi*4] |
| test al, 1 |
| xor ecx, ecx |
| xchg ecx, [page_tabs+esi*4] |
| test cl, 1 |
| jz @F |
| call free_page |
| |
| call @core_free@4 |
| mov eax, esi |
| shl eax, 12 |
| invlpg [eax] |
| @@: |
| inc esi |
| dec ecx |
| dec edi |
| jnz .release |
| .released: |
| push edi |
| |
| mov edx, [current_slot] |
| mov esi, dword [edx+APPDATA.heap_base] |
| mov edi, dword [edx+APPDATA.heap_top] |
| 276,20 → 277,28 |
|---|
| cmp edx, ebx |
| jb .realloc_add |
| ; release part of allocated memory |
| |
| push ecx |
| .loop: |
| cmp edx, ebx |
| jz .release_done |
| dec edx |
| xor eax, eax |
| xchg eax, [page_tabs+edx*4] |
| xor ecx, ecx |
| xchg ecx, [page_tabs+edx*4] |
| test al, 1 |
| jz .loop |
| call free_page |
| |
| push edx |
| call @core_free@4 |
| pop edx |
| mov eax, edx |
| shl eax, 12 |
| invlpg [eax] |
| jmp .loop |
| .release_done: |
| |
| pop ecx |
| |
| sub ebx, ecx |
| cmp ebx, 1 |
| jnz .nofreeall |