A TempleOS distro for heretics
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64 lines
1.6 KiB

U0 MemDemo()
{
I64 i;
"$$HL,1$$$$BLACK$$
#define MEM_PAG_BITS 9
#define MEM_PAG_SIZE (1<<MEM_PAG_BITS)
#define MEM_HEAP_HASH_SIZE 1024
#define MEM_FREE_PAG_HASH_SIZE 0x100
#define MEM_EXTRA_HASH2_PAGS 2
public class CBlkPool
{
CMemBlk *free_pag_hash[MEM_FREE_PAG_HASH_SIZE],
*free_pag_hash2[64-MEM_PAG_BITS];
};
public class CHeapCtrl
{
CBlkPool *bp;
CMemUnused *heap_hash[MEM_HEAP_HASH_SIZE/sizeof(U8 *)];
};
public class CTask //The Fs segment reg points to current CTask.
{
CHeapCtrl *code_heap,*data_heap;
};
$$HL,0$$$$FG$$
";
"$$PURPLE$$Chunks in increments of 8 bytes, owned by the task.$$FG$$\n";
for (i=sizeof(CMemUnused);i<MEM_HEAP_HASH_SIZE;i+=8)
if (i==0x48)
"...\n";
else if (!(0x48<i<0x3C8))
"Fs->data_heap->heap_hash[%X/8]"
"$$BLACK$$ -->$$FG$$[X]$$BLACK$$ -->$$FG$$[X]$$BLACK$$ -->$$FG$$\n",i;
"\n\n";
"$$PURPLE$$Pages of 512 bytes, owned by the system.$$FG$$\n";
for (i=MEM_HEAP_HASH_SIZE;i<MEM_FREE_PAG_HASH_SIZE*MEM_PAG_SIZE;
i+=MEM_PAG_SIZE)
if (i==0x1200)
"...\n";
else if (!(0x1200<i<0x1F200))
"Fs->data_heap->bp->free_pag_hash[%X/512]"
"$$BLACK$$ -->$$FG$$[X]$$BLACK$$ -->$$FG$$[X]$$BLACK$$ -->$$FG$$\n",i;
"\n\n";
"$$PURPLE$$Powers of two, owned by the system.$$FG$$\n";
for (i=Bsf(MEM_FREE_PAG_HASH_SIZE*MEM_PAG_SIZE);i<64;i++)
if (i==0x1A)
"...\n";
else if (!(0x1A<=i<=0x36))
"Fs->data_heap->bp->free_pag_hash2[%X] %016X"
"$$BLACK$$ -->$$FG$$[X]$$BLACK$$ -->$$FG$$[X]$$BLACK$$ -->$$FG$$\n",i,
1<<i+MEM_EXTRA_HASH2_PAGS*MEM_PAG_SIZE;
"\n\n";
}
MemDemo;