6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2024-11-26 23:52:26 +00:00
Code Issues Projects Releases Wiki Activity

Finished transcribing first page of machine cycle documentation; several failures contained.

Browse Source
This commit is contained in:
Thomas Harte 2017-06-15 22:19:49 -04:00
parent cf795562bf
commit 838b818cd3
1 changed files with 207 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

210
OSBindings/Mac/Clock SignalTests/Z80MachineCycleTests.swift
View File

@ -55,7 +55,7 @@ class Z80MachineCycleTests: XCTestCase {
)
}
// LD r, nn
// LD r, n
func testLDrn() {
test(
program: [0x3e, 0x00],
@ -151,7 +151,7 @@ class Z80MachineCycleTests: XCTestCase {
}
// LD A, (nn)
func testLDAnn() {
func testLDAinn() {
test(
program: [0x3a, 0x23, 0x45],
busCycles: [
@ -164,7 +164,7 @@ class Z80MachineCycleTests: XCTestCase {
}
// LD (nn), A
func testLDnnA() {
func testLDinnA() {
test(
program: [0x32, 0x23, 0x45],
busCycles: [
@ -197,4 +197,208 @@ class Z80MachineCycleTests: XCTestCase {
]
)
}
// LD dd, nn
func testLDddnn() {
test(
program: [0x01, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
]
)
}
// LD IX, nn
func testLDIXnn() {
test(
program: [0xdd, 0x21, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
]
)
}
// LD HL, (nn)
func testLDHLinn() {
test(
program: [0x2a, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
]
)
}
// LD (nn), HL
func testLDinnHL() {
test(
program: [0x22, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 3),
]
)
}
// LD dd, (nn)
func testLDddinn() {
test(
program: [0xed, 0x4b, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
]
)
}
// LD (nn), dd
func testLDinndd() {
test(
program: [0xed, 0x43, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 3),
]
)
}
// LD IX, (nn)
func testLDIXinn() {
test(
program: [0xdd, 0x2a, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
]
)
}
// LD (nn), IX
func testLDinnIX() {
test(
program: [0xdd, 0x22, 0x12, 0x47],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 3),
]
)
}
// LD SP, HL
func testLDSPHL() {
test(
program: [0xf9],
busCycles: [
MachineCycle(operation: .readOpcode, length: 6),
]
)
}
// LD SP, IX
func testLDSPIX() {
test(
program: [0xdd, 0xf9],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 6),
]
)
}
// PUSH qq
func testPUSHqq() {
test(
program: [0xc5],
busCycles: [
MachineCycle(operation: .readOpcode, length: 5),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 3),
]
)
}
// PUSH IX
func testPUSHIX() {
test(
program: [0xdd, 0xe5],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 5),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 3),
]
)
}
// POP qq
func testPOPqq() {
test(
program: [0xe1],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 3),
]
)
}
// POP IX
func testPOPIX() {
test(
program: [0xdd, 0xe1],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .write, length: 3),
MachineCycle(operation: .write, length: 3),
]
)
}
// EX DE, HL
func testEXDEHL() {
test(
program: [0xeb],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
]
)
}
// EX AF, AF'
func testEXAFAFDd() {
test(
program: [0x08],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
]
)
}
}