.define .strhp .sect .text .sect .rom .sect .data .sect .bss .sect .text .strhp: move.l 4(sp), d1 ! new heap pointer cmp.l .limhp, d1 blt 1f add.l #0x400, d1 and.l #~0x3ff, d1 move.l d1, -(sp) jsr _brk ! allocate 1K bytes of extra storage add.l #4, sp bcs 2f 1: move.l 4(sp), .reghp ! store new value of heap pointer move.l (sp)+,a0 move.l a0,(sp) rts 2: move.l #EHEAP, -(sp) jsr .trp move.l (sp)+,a0 move.l a0,(sp) rts .align 2