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Ensures data/program bank can't accidentally be set to 16-bit values.

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This commit is contained in:
Thomas Harte 2020-10-15 21:10:32 -04:00
parent 68c15bd605
commit 9c0c0255f6
1 changed files with 10 additions and 10 deletions
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20
Processors/65816/Implementation/65816Base.cpp
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@ -29,16 +29,16 @@ uint16_t ProcessorBase::get_value_of_register(Register r) const {
void ProcessorBase::set_value_of_register(Register r, uint16_t value) {
switch (r) {
case Register::ProgramCounter: registers_.pc = value; break;
case Register::StackPointer: registers_.s.full = value; break;
case Register::Flags: set_flags(uint8_t(value)); break;
case Register::A: registers_.a.full = value; break;
case Register::X: registers_.x.full = value; break;
case Register::Y: registers_.y.full = value; break;
case Register::EmulationFlag: set_emulation_mode(value); break;
case Register::DataBank: registers_.data_bank = uint32_t(value) << 16; break;
case Register::ProgramBank: registers_.program_bank = uint32_t(value) << 16; break;
case Register::Direct: registers_.direct = value; break;
case Register::ProgramCounter: registers_.pc = value; break;
case Register::StackPointer: registers_.s.full = value; break;
case Register::Flags: set_flags(uint8_t(value)); break;
case Register::A: registers_.a.full = value; break;
case Register::X: registers_.x.full = value; break;
case Register::Y: registers_.y.full = value; break;
case Register::EmulationFlag: set_emulation_mode(value); break;
case Register::DataBank: registers_.data_bank = uint32_t(value & 0xff) << 16; break;
case Register::ProgramBank: registers_.program_bank = uint32_t(value &0xff) << 16; break;
case Register::Direct: registers_.direct = value; break;
default: break;
}
}