INTERACTIVE DEBUGGER· Paqe 2

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STEP

'. ' . , • "'.!ii""

S

Q

" PSD

RSD

BRK

CLRBRK VERB'

UNCOM

TERSE,DEBUGG~NG~PACKAG~;'

STEP,' NNNN < 1'1 "

,PREPARE TODEBIJG "VERB ~. NAMED r','NHIl1II'V~,:J ,THEI'VERB" i,: ABOUlrd" , TO·1BEi71 :? ,:, EXECUTEDW I LL BEPR I NTED • . , ! ' .. , . I

'EXECUTE ONE'INSTRUCT ION ( ONE : PASS 'THROUGH·' 'THE 1.NNER"

INTERPRETER ).

EXECUTE THE ENT I RETY OF THE, VERB ABOUT TO' BE ,EXECUTE.D.

Nota: Q pfacastha b~aak~o1~t ~o1nt~~.ttha ad~ Z, +1 that~

i ntarpreter. pointer. Verbs that use. the .. Znd word as data Or ai, '" "

Jump address ( IF ,ELSE 'CASE LX T ) wi 11 ncit ! work .. No8.ctu8.1 chanqe in th.m.m6,..~ '·,1 Cleati o~ is made ( PROM proqramS c::an', kle,: . ".

debYc;Jc;Jed this ",Ia..",), but note that -th., proqralTi ,is ac'tuall..":,, be i nc;J s.tep'~ed an instruct i on at ^{' I}a timet when i n ' Q Or:",

breakpoint mode.

LIST THEI CONTENTS OF ,THE en'tire PARAMETER STACK.

I I LIST THE CONTENTS OF TI-IE en't i re RETURN ,STACK.

n BRK

SET A BREAKPOINT AT THE SPECIFIED ~DDRESS.

, Ex&mp Ie:: ~ TESTPROG 1

+

BRK

Set a br~akpoint at t h e ¥ i r s t instruction o¥ TESTPROG ( note skippinc;J the header b.."te ).

Clear breakpoint.

nVERB

Dis~la.." the name o¥ the verb whose ,code start adr is n. Ve,..~~.

ha,nd\l !

n UNCOM

. Uncompi 1 e ( 1 i st ) the verb, comp i led a.t adr n ~

I NNNN - - - n

'~eturn the begin Q¥ code ~dr o¥ verb NNNN. (-Part o¥ s\lstem verbs )

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