 nickysn
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c8e9d2cf6e
+ added a simplified version of RegisterTinyHeapBlock, for use when the tiny
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11 years ago |
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nickysn
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72ba70f7ec
* use HexStr instead of casting to PtrUInt for logging pointers, when
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11 years ago |
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nickysn
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bf8a7f0784
* handle properly the case when RegisterTinyHeapBlock is called with a start
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11 years ago |
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nickysn
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af1c5096d6
* tiny heap made TP7 compatible; the FreeList and HeapPtr variables made public
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11 years ago |
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nickysn
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e4095588d6
* the type of FreeList changed to an untyped pointer (TP7 compatibility)
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11 years ago |
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nickysn
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a4d71348dd
* TinyHeapBlocks renamed FreeList for TP7 compatibility reasons (and it'll be
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11 years ago |
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nickysn
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9b41b10350
* implementation of tiny heap's GetMem changed, so that it doesn't use FreeMem
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11 years ago |
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nickysn
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cd0acd050e
* store the tiny heap free block size in a TP7-compatible way (as a normalized
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11 years ago |
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nickysn
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03a838556f
* keep the tiny heap free blocks ordered by start address, instead of size.
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11 years ago |
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nickysn
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70850f0ce6
+ tinyheap: check and generate runtime error 204 if an attempt is made to free a
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11 years ago |
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nickysn
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9979aa702f
+ added the TP7-compatible pointer variables HeapOrg and HeapEnd, indicating,
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11 years ago |
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nickysn
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7986d0c2ca
* simplify RegisterTinyHeapBlock by calling InternalTinyFreeMem directly,
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11 years ago |
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nickysn
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2e0c40d33b
* TinyHeapAllocGranularity changed to SizeOf(TTinyHeapBlock). This fixes a bug
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11 years ago |
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nickysn
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902c25fafa
+ RegisterTinyHeapBlock: align the start address and size according to
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11 years ago |
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nickysn
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815bfe0dcf
+ tiny heap alloc granularity moved to a constant TinyHeapAllocGranularity
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11 years ago |
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nickysn
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14057ef438
* rm EndAddr from the TTinyHeapBlock structure. This:
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11 years ago |
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nickysn
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21246e973a
* TinyHeapMinBlock defined as sizeof(TTinyHeapBlock), as that's the smallest
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11 years ago |
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nickysn
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e8c1a44068
* swapped the order of the Next and Size fields in TTinyHeapBlock, because that
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11 years ago |
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nickysn
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6720f84d24
+ switch to using huge pointers in the tiny heap in the i8086 far data memory
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11 years ago |
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nickysn
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9a569b9e57
* use P/TTinyHeapMemBlockSize in RegisterTinyHeapBlock as well
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11 years ago |
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nickysn
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6f8a329b4c
* use pointer arithmetic for doing address calculations, with a newly introduced
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11 years ago |
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nickysn
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3b9ab33910
* added type TTinyHeapFreeBlockSize, which holds the size of a free memory block
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11 years ago |
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nickysn
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1dc09538d0
* introduce a type TTinyHeapMemBlockSize, which holds the size of an allocated
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11 years ago |
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nickysn
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4e2cc365d1
* while loop replaced with a repeat..until loop in InternalTinyFreeMem
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11 years ago |
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nickysn
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640f6ea300
* return nil in SysTinyReallocMem, when the size parameter is 0
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11 years ago |
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nickysn
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858efec84e
* handle SysTinyFreeMem(nil) properly (i.e. succeed silently, without writing to
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11 years ago |
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nickysn
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327a15488e
* generate a run time error 203 in the tiny heap in case there's not enough
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12 years ago |
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nickysn
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6695c8578f
* set the TinyHeapMinBlock const relative to the pointer size
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12 years ago |
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nickysn
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f0ada1ccc5
* fixed bug in SysTinyGetMem that caused heap corruption if the free block that's being allocated is followed tightly by an already allocated block
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12 years ago |
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nickysn
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9312419ce8
* fixed heap block start and size alignment in RegisterTinyHeapBlock
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12 years ago |
