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Imports SUBQ tests.

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This commit is contained in:
Thomas Harte 2019-06-28 13:48:02 -04:00
parent 86c325c4ec
commit 9e38815ec4
1 changed files with 48 additions and 0 deletions
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48
OSBindings/Mac/Clock SignalTests/68000Tests.mm
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@ -5129,6 +5129,54 @@ class CPU::MC68000::ProcessorStorageTests {
XCTAssertEqual(state.status & Flag::ConditionCodes, 0);
}
// MARK: SUBQ
- (void)testSUBQl {
_machine->set_program({
0x5f81 // SUBQ.L #$7, D1
});
auto state = _machine->get_processor_state();
state.data[1] = 0xffffffff;
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(8, _machine->get_cycle_count());
XCTAssertEqual(state.data[1], 0xfffffff8);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Negative);
}
- (void)testSUBQw {
_machine->set_program({
0x5f49 // SUBQ.W #$7, A1
});
auto state = _machine->get_processor_state();
state.address[1] = 0xffff0001;
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(8, _machine->get_cycle_count());
XCTAssertEqual(state.address[1], 0xfffefffa);
XCTAssertEqual(state.status & Flag::ConditionCodes, 0);
}
- (void)testSUBQb {
_machine->set_program({
0x5f38, 0x3000 // SUBQ.b #$7, ($3000).w
});
*_machine->ram_at(0x3000) = 0x0600;
_machine->run_for_instructions(1);
const auto state = _machine->get_processor_state();
XCTAssertEqual(16, _machine->get_cycle_count());
XCTAssertEqual(*_machine->ram_at(0x3000), 0xff00);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Extend | Flag::Negative | Flag::Carry);
}
// MARK: SWAP
- (void)testSwap {