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m68000: Fix pc interactions in debugger

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This commit is contained in:
Olivier Galibert 2024-03-29 16:39:00 +01:00
parent 36ff836fde
commit 2b212bfe6d
1 changed files with 8 additions and 4 deletions
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12
src/devices/cpu/m68000/m68000.cpp
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@ -285,9 +285,9 @@ void m68000_device::device_start()
m_post_run = 0;
m_post_run_cycles = 0;
state_add(STATE_GENPCBASE, "PC", m_ipc).callimport();
state_add(STATE_GENPC, "rPC", m_pc);
state_add(M68K_IR, "IR", m_ir);
state_add(STATE_GENPCBASE, "CURPC", m_ipc).callimport();
state_add(STATE_GENPC, "PC", m_pc).callimport();
state_add(M68K_IR, "IR", m_ir);
state_add(STATE_GENFLAGS, "GENFLAGS", m_sr).noshow().callexport().formatstr("%16s");
state_add(M68K_SR, "SR", m_sr).callimport();
for(int r = 0; r != 8; r++)
@ -303,11 +303,15 @@ void m68000_device::device_start()
void m68000_device::state_import(const device_state_entry &entry)
{
switch(entry.index()) {
case STATE_GENPC:
m_ipc = m_pc;
[[fallthrough]];
case STATE_GENPCBASE: {
m_pc = m_ipc+2;
m_au = m_ipc+4;
auto dis = machine().disable_side_effects();
m_ir = m_ird = m_opcodes.read_word(m_ipc);
m_ir = m_ird = m_irdi = m_opcodes.read_word(m_ipc);
m_irc = m_dbin = m_opcodes.read_word(m_pc);
set_ftu_const();
m_inst_state = m_decode_table[m_ird];