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Imports CHK tests.

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Proving that I need to do some research on CHK's flags.
This commit is contained in:
Thomas Harte 2019-06-25 14:55:03 -04:00
parent 40100773d3
commit d7883d18d4
1 changed files with 57 additions and 1 deletions
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58
OSBindings/Mac/Clock SignalTests/68000Tests.mm
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@ -1013,6 +1013,63 @@ class CPU::MC68000::ProcessorStorageTests {
XCTAssertEqual(*_machine->ram_at(0x3000), 0x7800);
}
// MARK: CHK
- (void)performCHKd1:(uint32_t)d1 d2:(uint32_t)d2 {
_machine->set_program({
0x4581 // CHK D1, D2
});
auto state = _machine->get_processor_state();
state.data[1] = d1;
state.data[2] = d2;
state.status |= Flag::ConditionCodes;
_machine->set_initial_stack_pointer(0);
_machine->set_processor_state(state);
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssertEqual(state.data[1], d1);
XCTAssertEqual(state.data[2], d2);
}
- (void)testCHK_1111v1111 {
[self performCHKd1:0x1111 d2:0x1111];
const auto state = _machine->get_processor_state();
XCTAssertEqual(state.program_counter, 0x1002 + 4);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Extend);
XCTAssertEqual(10, _machine->get_cycle_count());
}
- (void)testCHK_1111v0000 {
[self performCHKd1:0x1111 d2:0x0000];
const auto state = _machine->get_processor_state();
XCTAssertEqual(state.program_counter, 0x1002 + 4);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Extend | Flag::Zero);
XCTAssertEqual(10, _machine->get_cycle_count());
}
- (void)testCHK_8000v8001 {
[self performCHKd1:0x8000 d2:0x8001];
const auto state = _machine->get_processor_state();
XCTAssertNotEqual(state.program_counter, 0x1002 + 4);
XCTAssertEqual(state.stack_pointer(), 0xfffffffa);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Extend);
XCTAssertEqual(42, _machine->get_cycle_count());
}
- (void)testCHK_8000v8000 {
[self performCHKd1:0x8000 d2:0x8000];
const auto state = _machine->get_processor_state();
XCTAssertNotEqual(state.program_counter, 0x1002 + 4);
XCTAssertEqual(state.status & Flag::ConditionCodes, Flag::Extend | Flag::Negative);
XCTAssertEqual(44, _machine->get_cycle_count());
}
// MARK: DBcc
- (void)performDBccTestOpcode:(uint16_t)opcode status:(uint16_t)status d2Outcome:(uint32_t)d2Output {
@ -3151,7 +3208,6 @@ class CPU::MC68000::ProcessorStorageTests {
const auto state = _machine->get_processor_state();
XCTAssertEqual(state.supervisor_stack_pointer, 0x4000);
XCTAssertEqual(12, _machine->get_cycle_count());
}
@end