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Sneaks towards testing EXT.

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This commit is contained in:
Thomas Harte 2022-05-02 08:00:56 -04:00
parent 73f340586d
commit 14532867a4
2 changed files with 41 additions and 1 deletions
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4
InstructionSets/M68k/Sequence.cpp
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@ -63,7 +63,9 @@ template<Model model> uint32_t Sequence<model>::steps_for(Operation operation) {
//
// Single operand, read-modify-write.
//
case Operation::NBCD: return Steps<
case Operation::NBCD:
case Operation::EXTbtow: case Operation::EXTwtol:
return Steps<
Step::FetchOp1,
Step::Perform,
Step::StoreOp1

38
OSBindings/Mac/Clock SignalTests/68000ComparativeTests.mm
View File

@ -28,6 +28,7 @@
- (void)setUp {
// To limit tests run to a subset of files and/or of tests, uncomment and fill in below.
_fileSet = [NSSet setWithArray:@[@"ext.json"]];
// _fileSet = [NSSet setWithArray:@[@"jmp_jsr.json"]];
// _testSet = [NSSet setWithArray:@[@"CHK 41a8"]];
}
@ -216,11 +217,48 @@
processor.run_for_instructions(instructions);
}
// Initial test-case implementation:
// do a very sedate read and write.
template <typename IntT> IntT read(uint32_t address) {
if constexpr (sizeof(IntT) == 1) {
return IntT(ram[address & 0xffffff]);
}
if constexpr (sizeof(IntT) == 2) {
return IntT(
(ram[address & 0xffffff] << 8) |
ram[(address+1) & 0xffffff]
);
}
if constexpr (sizeof(IntT) == 4) {
return IntT(
(ram[address & 0xffffff] << 24) |
(ram[(address+1) & 0xffffff] << 16) |
(ram[(address+2) & 0xffffff] << 8) |
ram[(address+3) & 0xffffff]
);
}
return 0;
}
template <typename IntT> void write(uint32_t address, IntT value) {
if constexpr (sizeof(IntT) == 1) {
ram[address & 0xffffff] = uint8_t(value);
}
if constexpr (sizeof(IntT) == 2) {
ram[address & 0xffffff] = uint8_t(value >> 8);
ram[(address+1) & 0xffffff] = uint8_t(value);
}
if constexpr (sizeof(IntT) == 4) {
ram[address & 0xffffff] = uint8_t(value >> 24);
ram[(address+1) & 0xffffff] = uint8_t(value >> 16);
ram[(address+2) & 0xffffff] = uint8_t(value >> 8);
ram[(address+3) & 0xffffff] = uint8_t(value);
}
}
};
auto uniqueTest68000 = std::make_unique<Test68000>();