;;; Test 68HC11 linker relaxation from extended addressing to direct ;;; addressing modes ;;; .sect .text .globl _start _start: start: lds stack ldd _bar beq F1 beq F2 std _bar jsr _bar F1: addd _toto bne start ;; All the following instructions will be relaxed and win 1 byte ;; for each. addd _toto+200 addd stack+256-20 adca _table+2 adcb _table+3 adda _table+4 addb _table+5 addd _table+6 anda _table+7 andb _table+8 cmpa _table+9 cmpb _table+10 cpd _table+11 cpx _table+12 cpy _table+13 eora _table+14 eorb _table+15 jsr _table+16 ldaa _table+17 ldab _table+18 ldd _table+19 lds _table+20 ldx _table+21 ldy _table+22 oraa _table+23 orab _table+24 sbcb _table+25 sbca _table+26 staa _table+27 stab _table+28 std _table+29 sts _table+30 stx _table+31 sty _table+32 suba _table+33 subb _table+34 subd _table+35 ;; 'bne' is assembled as far branch and must relax to ;; a relative 8-bit branch. bne _start ;; Likewise for next branch bra F1 rts ;;; The following instructions will not be relaxed no_relax: addd _stack_top+60 std _stack_top+40 ;; 'tst' does not support direct addressing mode. tst _toto+1 bne no_relax .skip 200 F2: bra _start .sect .page0 _bar: .long 0 _toto: .long 0 .skip 32 stack: .skip 10 _table: .skip 200 _stack_top: