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Improves testing of function as distinct from timing.

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This commit is contained in:
Thomas Harte 2019-04-29 22:08:37 -04:00
parent 977f9ee831
commit 7332c64964
2 changed files with 23 additions and 20 deletions
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41
OSBindings/Mac/Clock SignalTests/68000Tests.mm
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@ -34,6 +34,17 @@ class RAM68000: public CPU::MC68000::BusHandler {
memcpy(&ram_[512], program.data(), program.size() * sizeof(uint16_t));
}
void will_perform(uint32_t address, uint16_t opcode) {
--instructions_remaining_;
}
void run_for_instructions(int count) {
instructions_remaining_ = count + 1;
while(instructions_remaining_) {
run_for(HalfCycles(2));
}
}
void run_for(HalfCycles cycles) {
m68000_.run_for(cycles);
}
@ -72,13 +83,14 @@ class RAM68000: public CPU::MC68000::BusHandler {
m68000_.set_state(state);
}
const CPU::MC68000::Processor<RAM68000, true> &processor() {
const CPU::MC68000::Processor<RAM68000, true, true> &processor() {
return m68000_;
}
private:
CPU::MC68000::Processor<RAM68000, true> m68000_;
CPU::MC68000::Processor<RAM68000, true, true> m68000_;
std::vector<uint16_t> ram_;
int instructions_remaining_;
};
class CPU::MC68000::ProcessorStorageTests {
@ -198,7 +210,7 @@ class CPU::MC68000::ProcessorStorageTests {
state.data[0] = bcd_d;
_machine->set_processor_state(state);
_machine->run_for(Cycles(40 + 6));
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
const uint8_t double_d = (d * 2) % 100;
@ -207,11 +219,7 @@ class CPU::MC68000::ProcessorStorageTests {
}
}
- (void)testSBCD {
_machine->set_program({
0x8100 // SBCD D0, D1
});
_machine->run_for(HalfCycles(400));
- (void)testDivideByZero {
}
- (void)testMOVE {
@ -226,33 +234,28 @@ class CPU::MC68000::ProcessorStorageTests {
0x2414, // MOVE.l (A4), D2
});
// Perform RESET.
_machine->run_for(Cycles(38));
auto state = _machine->get_processor_state();
XCTAssert(state.data[0] == 0);
// Perform MOVE #fb2e, D0
_machine->run_for(Cycles(8));
state = _machine->get_processor_state();
_machine->run_for_instructions(1);
auto state = _machine->get_processor_state();
XCTAssert(state.data[0] == 0xfb2e);
// Perform MOVE D0, D1
_machine->run_for(Cycles(4));
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssert(state.data[1] == 0xfb2e);
// Perform MOVEA D0, A0
_machine->run_for(Cycles(4));
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssert(state.address[0] == 0xfffffb2e, "A0 was %08x instead of 0xfffffb2e", state.address[0]);
// Perform MOVEA.w (0x1000), A1
_machine->run_for(Cycles(13));
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssert(state.address[1] == 0x0000303c, "A1 was %08x instead of 0x0000303c", state.address[1]);
// Perform MOVE #$400, A4, MOVE.l (A4), D2
_machine->run_for(Cycles(20));
_machine->run_for_instructions(1);
state = _machine->get_processor_state();
XCTAssert(state.address[4] == 0x0400, "A4 was %08x instead of 0x00000400", state.address[4]);
XCTAssert(state.data[2] == 0x303cfb2e, "D2 was %08x instead of 0x303cfb2e", state.data[2]);

2
OSBindings/Mac/Clock SignalTests/EmuTOSTests.mm
View File

@ -109,7 +109,7 @@ class EmuTOS: public ComparativeBusHandler {
}
- (void)testEmuTOSStartup {
[self testImage:@"etos192uk.img" trace:@"etos192uk" length:313515];
[self testImage:@"etos192uk.img" trace:@"etos192uk" length:313490];
// TODO: assert that machine is now STOPped.
}