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levelchange(PSW) on RTI
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@@ -553,6 +553,7 @@ step(KA11 *cpu)
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case 2: TR(RTI);
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BA = SP; POP; IN(PC);
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BA = SP; POP; IN(PSW);
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levelchange(cpu->psw) ;
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SVC;
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case 3: TR(BPT); TRAP(014);
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case 4: TR(IOT); TRAP(020);
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