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DBcc: add write-back.

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This commit is contained in:
Thomas Harte 2022-05-20 11:37:18 -04:00
parent 860cc63e21
commit 4327af3760
1 changed files with 5 additions and 1 deletions
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6
Processors/68000Mk2/Implementation/68000Mk2Implementation.hpp
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@ -1109,7 +1109,11 @@ void Processor<BusHandler, dtack_is_implicit, permit_overrun, signal_will_perfor
InstructionSet::M68k::Operation::DBcc InstructionSet::M68k::Operation::DBcc
>( >(
instruction_, operand_[0], operand_[1], status_, *static_cast<ProcessorBase *>(this)); instruction_, operand_[0], operand_[1], status_, *static_cast<ProcessorBase *>(this));
// Next state is set by complete_dbcc
// Just do the write-back here.
registers_[instruction_.reg(0)].w = operand_[0].w;
// Next state was set by complete_dbcc. Branch to it.
break; break;
BeginState(DBcc_branch_taken): BeginState(DBcc_branch_taken):