Merge pull request #6 from jlongster/master

Remove confusing heap allocation procedures

text-io/misc_cstring.dasm

@@ -86,32 +86,3 @@ JSR strcpy_FUNCTION
 BRK
 ;DCPUC ENDFUNCTION
 
-;DCPUC STATIC
-:DCPUC_MR_HEAPHEAD DAT 0x0
-:DCPUC_MR_HEAPEND DAT 0x0
-:DCPUC_MR_HEAPFREE DAT 0x0
-:DCPUC_MR_OUTOFMEMORYERROR DAT "Fatal Error: out of memory" 0x0
-;DCPUC END
-
-;DCPUC FUNCTION init_mrheap dcpuc_init_mrheap 2 *memstart, *memend
-;Initializes a mark-and-release heap from memstart to memend
-:dcpuc_init_mrheap
-SET [DCPUC_MR_HEAPHEAD], A
-SET [DCPUC_MR_HEAPFREE], A
-SET [DCPUC_MR_HEAPEND], B
-SET PC, POP
-;DCPUC END
-
-;DCPUC FUNCTION mrmalloc dcpuc_mrmalloc 1 length
-;Returns address of free block of size length
-:dcpuc_mrmalloc
-SET C, [DCPUC_MR_HEAPFREE]
-ADD [DCPUC_MR_HEAPFREE], A
-IFG [DCPUC_MR_HEAPEND], [DCPUC_MR_HEAPFREE]
-SET PC, DCPUC_MRMALLOC_0
-SET A, DCPUC_MR_OUTOFMEMORYERROR
-JSR dcpuc_abort ;Never returns
-:DCPUC_MRMALLOC_0
-SET A, C
-SET PC, POP
-;DCPUC END