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Added tests for EXX, EX (SP), HL and EX (SP), IX. The latter two currently being incorrect.

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This commit is contained in:
Thomas Harte
2017-06-19 19:17:54 -04:00
parent 002098d496
commit 8d60734737
1 changed files with 39 additions and 0 deletions
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39
OSBindings/Mac/Clock SignalTests/Z80MachineCycleTests.swift
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@@ -429,4 +429,43 @@ class Z80MachineCycleTests: XCTestCase {
] ]
) )
} }
// EXX
func testEXX() {
test(
program: [0xd9],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
]
)
}
// EX (SP), HL
func testEXSPHL() {
test(
program: [0xe3],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 4),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 5),
]
)
}
// EX (SP), IX
func testEXSPIX() {
test(
program: [0xdd, 0xe3],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 4),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 5),
]
)
}
} }