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disassembler - calculate pc relative addresses

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This commit is contained in:
Kelvin Sherlock 2013-07-02 18:49:21 -04:00
parent a35fa69cf1
commit ef168abf26
1 changed files with 3 additions and 1 deletions
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4
cpu/CpuModule_Disassembler.c
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@ -373,9 +373,11 @@ static ULO cpuDis71(ULO pcp, STR *sdata, STR *soperands)
static ULO cpuDis72(ULO pcp, STR *sdata, STR *soperands) static ULO cpuDis72(ULO pcp, STR *sdata, STR *soperands)
{ {
ULO disp = memoryReadWord(pcp); ULO disp = memoryReadWord(pcp);
ULO ea = pcp + disp;
if (disp & 0x8000) ea += 0xffff0000;
cpuDisWordAppend(disp, sdata); cpuDisWordAppend(disp, sdata);
sprintf(cpuDisEoS(soperands), "$%.4X(PC)", disp); sprintf(cpuDisEoS(soperands), "$%.4X ; $%.4X(PC)", ea, disp);
return pcp + 2; return pcp + 2;
} }