redundant check
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fdeda07d71
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7e1f7a8102
1 changed files with 3 additions and 4 deletions
7
cpu.cpp
7
cpu.cpp
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@ -1515,7 +1515,7 @@ bool cpu::condition_code_operations(const uint16_t instr)
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void cpu::pushStack(const uint16_t v)
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{
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if (getRegister(6) == stackLimitRegister) {
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DOLOG(debug, true, "stackLimitRegister reached");
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DOLOG(debug, true, "stackLimitRegister reached %06o while pushing %06o", stackLimitRegister, v);
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trap(123, 7); // TODO
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}
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@ -1685,6 +1685,8 @@ void cpu::trap(const uint16_t vector, const int new_ipl, const bool is_interrupt
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new_psw |= (before_psw >> 2) & 030000; // apply new 'previous mode'
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setPSW(new_psw, false);
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// DOLOG(info, true, "R6: %06o, before PSW: %06o, new PSW: %06o", getRegister(6), before_psw, new_psw);
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pushStack(before_psw);
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pushStack(before_pc);
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DOLOG(debug, true, "*** CPU::TRAP fin ***");
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@ -2194,9 +2196,6 @@ void cpu::step_b()
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if ((b->getMMR0() & 0160000) == 0)
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b->setMMR2(temp_pc);
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if (temp_pc & 1)
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busError();
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try {
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uint16_t instr = b->readWord(temp_pc);
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