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bcpdasm: Correct some instruction decodings and formats (nw)

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dp8344: Tweak register display (nw)
This commit is contained in:
AJR 2019-06-22 23:41:30 -04:00
parent 930ff1e1c4
commit a16e78a78b
2 changed files with 5 additions and 5 deletions
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5
src/devices/cpu/bcp/bcpdasm.cpp
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@ -263,8 +263,9 @@ offs_t dp8344_disassembler::disassemble(std::ostream &stream, offs_t pc, const d
// AC00-ADFF: XORA Rs,[mIr] (3 T-states)
util::stream_format(stream, "%-8s", aop_to_string((inst & 0x0e00) >> 9));
format_register(stream, inst & 0x001f);
stream << ",";
stream << ",[";
format_modified_index_register(stream, (inst & 0x0060) >> 5, (inst & 0x0180) >> 7);
stream << "]";
}
else if (!BIT(inst, 8))
{
@ -464,7 +465,7 @@ offs_t dp8344_disassembler::disassemble(std::ostream &stream, offs_t pc, const d
// F400-F7FF: ORA Rs,Rd (2 T-states)
// F800-FBFF: XORA Rs,Rd (2 T-states)
// FC00-FFFF: MOVE Rs,Rd (2 T-states)
util::stream_format(stream, "%-8s", aop_to_string((inst & 0x0e00) >> 9));
util::stream_format(stream, "%-8s", aop_to_string((inst & 0x1c00) >> 10));
format_register(stream, inst & 0x001f);
stream << ",";
format_register(stream, (inst & 0x03e0) >> 5);

5
src/devices/cpu/bcp/dp8344.cpp
View File

@ -154,6 +154,8 @@ void dp8344_device::device_start()
state_add(STATE_GENPC, "GENPC", m_pc).noshow();
state_add(STATE_GENPCBASE, "GENPCBASE", m_pc).noshow();
state_add(STATE_GENFLAGS, "GENFLAGS", m_ccr).noshow();
state_add(BCP_BA, "BA", m_ba);
state_add(BCP_BB, "BB", m_bb);
state_add(BCP_CCR, "CCR", m_ccr);
state_add(BCP_NCF, "NCF", m_ncf);
state_add(BCP_ICR, "ICR", m_icr);
@ -182,9 +184,6 @@ void dp8344_device::device_start()
state_add(BCP_ASP, "ASP", m_asp).mask(0xf);
state_add(BCP_DSP, "DSP", m_dsp).mask(0xf);
state_add(BCP_BA, "BA", m_ba);
state_add(BCP_BB, "BB", m_bb);
// save states
save_item(NAME(m_pc));
save_item(NAME(m_nmi_state));