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* added type TTinyHeapFreeBlockSize, which holds the size of a free memory block

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in the tiny heap

git-svn-id: trunk@28246 -
This commit is contained in:
nickysn 2014-07-21 17:05:52 +00:00
parent 1dc09538d0
commit 3b9ab33910
1 changed files with 7 additions and 3 deletions
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10
rtl/inc/tinyheap.inc
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@ -20,13 +20,17 @@
PTinyHeapMemBlockSize = ^TTinyHeapMemBlockSize;
TTinyHeapMemBlockSize = PtrUInt;
{ TTinyHeapFreeBlockSize holds the size of a *free* memory block, as a
part of the TTinyHeapBlock structure }
TTinyHeapFreeBlockSize = PtrUInt;
const
TinyHeapMinBlock = 4*sizeof(pointer);
type
PTinyHeapBlock = ^TTinyHeapBlock;
TTinyHeapBlock = record
Size: ptruint;
Size: TTinyHeapFreeBlockSize;
Next: PTinyHeapBlock;
EndAddr: pointer;
end;
@ -34,7 +38,7 @@
var
TinyHeapBlocks: PTinyHeapBlock = nil;
procedure InternalTinyFreeMem(Addr: Pointer; Size: ptruint); forward;
procedure InternalTinyFreeMem(Addr: Pointer; Size: TTinyHeapFreeBlockSize); forward;
function FindSize(p: pointer): TTinyHeapMemBlockSize;
begin
@ -107,7 +111,7 @@
end;
end;
procedure InternalTinyFreeMem(Addr: Pointer; Size: ptruint);
procedure InternalTinyFreeMem(Addr: Pointer; Size: TTinyHeapFreeBlockSize);
var
b, p, prev: PTinyHeapBlock;
concatenated: boolean;