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Starts import of ROL tests.

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Including time tests, this time.
This commit is contained in:
Thomas Harte 2019-06-22 22:42:57 -04:00
parent 5089fcd2f6
commit 70e296674d
2 changed files with 86 additions and 1 deletions
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85
OSBindings/Mac/Clock SignalTests/68000Tests.mm
View File

@ -1651,6 +1651,91 @@ class CPU::MC68000::ProcessorStorageTests {
XCTAssertEqual(4, _machine->get_cycle_count());
}
// MARK: ROL
- (void)testROLb_8 {
_machine->set_program({
0xe118 // ROL.B #8, D0
});
auto state = _machine->get_processor_state();
state.data[0] = 0xce3dd567;
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(state.data[0], 0xce3dd567);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Carry);
XCTAssertEqual(22, _machine->get_cycle_count());
}
- (void)testROLb_1 {
_machine->set_program({
0xe318 // ROL.B #1, D0
});
auto state = _machine->get_processor_state();
state.data[0] = 0xce3dd567;
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(state.data[0], 0xce3dd5ce);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Negative);
XCTAssertEqual(8, _machine->get_cycle_count());
}
- (void)testROLb_2 {
_machine->set_program({
0xe518 // ROL.B #2, D0
});
auto state = _machine->get_processor_state();
state.data[0] = 0xce3dd567;
state.status = Flag::ConditionCodes;
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(state.data[0], 0xce3dd59d);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Negative | Flag::Extend | Flag::Carry);
XCTAssertEqual(10, _machine->get_cycle_count());
}
- (void)testROLb_7 {
_machine->set_program({
0xef18 // ROL.B #7, D0
});
auto state = _machine->get_processor_state();
state.data[0] = 0xce3dd567;
state.status = Flag::ConditionCodes;
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(state.data[0], 0xce3dd5b3);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Negative | Flag::Extend | Flag::Carry);
XCTAssertEqual(20, _machine->get_cycle_count());
}
- (void)testROLw_8 {
_machine->set_program({
0xe158 // ROL.w #7, D0
});
auto state = _machine->get_processor_state();
state.data[0] = 0xce3dd567;
state.status = Flag::ConditionCodes;
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(state.data[0], 0xce3d67d5);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Extend | Flag::Carry);
XCTAssertEqual(22, _machine->get_cycle_count());
}
// MARK: Scc
- (void)testSFDn {

2
Processors/68000/Implementation/68000Implementation.hpp
View File

@ -1538,7 +1538,7 @@ template <class T, bool dtack_is_implicit, bool signal_will_perform> void Proces
#define decode_shift_count() \
int shift_count = (decoded_instruction_.full & 32) ? data_[(decoded_instruction_.full >> 9) & 7].full&63 : ( ((decoded_instruction_.full >> 9)&7) ? ((decoded_instruction_.full >> 9)&7) : 8) ; \
active_step_->microcycle.length = HalfCycles(4 * shift_count);
bus_program->microcycle.length = HalfCycles(4 * shift_count);
#define set_flags_b(t) set_flags(active_program_->destination->halves.low.halves.low, 0x80, t)
#define set_flags_w(t) set_flags(active_program_->destination->halves.low.full, 0x8000, t)