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Polishing the peripherals (and counter) interface.

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sidney
2024-12-19 03:48:15 +01:00
parent 8a7cd9c632
commit 5239d3a11b
5 changed files with 117 additions and 102 deletions
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8
src/sim65/6502.c
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@@ -4108,7 +4108,7 @@ unsigned ExecuteInsn (void)
if (HaveNMIRequest) {
HaveNMIRequest = 0;
PRegs.counter_nmi_events += 1;
Peripherals.Counter.nmi_events += 1;
PUSH (PCH);
PUSH (PCL);
@@ -4124,7 +4124,7 @@ unsigned ExecuteInsn (void)
} else if (HaveIRQRequest && GET_IF () == 0) {
HaveIRQRequest = 0;
PRegs.counter_irq_events += 1;
Peripherals.Counter.irq_events += 1;
PUSH (PCH);
PUSH (PCL);
@@ -4146,11 +4146,11 @@ unsigned ExecuteInsn (void)
Handlers[CPU][OPC] ();
/* Increment the instruction counter by one.NMIs and IRQs are counted separately. */
PRegs.counter_instructions += 1;
Peripherals.Counter.cpu_instructions += 1;
}
/* Increment the 64-bit clock cycle counter with the cycle count for the instruction that we just executed */
PRegs.counter_clock_cycles += Cycles;
Peripherals.Counter.clock_cycles += Cycles;
/* Return the number of clock cycles needed by this insn */
return Cycles;