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Added a single IRQ test case, discovering that I'm two cycles short. Whoops!

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This commit is contained in:
Thomas Harte 2016-06-28 21:29:43 -04:00
parent 6e698e908e
commit 6419d9c485
7 changed files with 74 additions and 11 deletions
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12
OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj
View File

@ -35,7 +35,7 @@
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4B886FF21D03B517004291C3 /* Vic20.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4B886FF01D03B517004291C3 /* Vic20.cpp */; };
4B92EACA1B7C112B00246143 /* TimingTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4B92EAC91B7C112B00246143 /* TimingTests.swift */; };
4B92EACA1B7C112B00246143 /* 6502TimingTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4B92EAC91B7C112B00246143 /* 6502TimingTests.swift */; };
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4BB298EF1B587D8400A49093 /* AllSuiteA.bin in Resources */ = {isa = PBXBuildFile; fileRef = 4BB297E11B587D8300A49093 /* AllSuiteA.bin */; };
4BB298F01B587D8400A49093 /* TestMachine.mm in Sources */ = {isa = PBXBuildFile; fileRef = 4BB297E31B587D8300A49093 /* TestMachine.mm */; };
@ -323,6 +323,7 @@
4BC91B831D1F160E00884B76 /* CommodoreTAP.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BC91B811D1F160E00884B76 /* CommodoreTAP.cpp */; };
4BC9DF451D044FCA00F44158 /* ROMImages in Resources */ = {isa = PBXBuildFile; fileRef = 4BC9DF441D044FCA00F44158 /* ROMImages */; };
4BC9DF4F1D04691600F44158 /* 6560.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BC9DF4D1D04691600F44158 /* 6560.cpp */; };
4BC9E1EE1D23449A003FCEE4 /* 6502InterruptTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4BC9E1ED1D23449A003FCEE4 /* 6502InterruptTests.swift */; };
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/* End PBXBuildFile section */
@ -397,7 +398,7 @@
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4B886FF11D03B517004291C3 /* Vic20.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = Vic20.hpp; path = "Vic-20/Vic20.hpp"; sourceTree = "<group>"; };
4B92EAC91B7C112B00246143 /* TimingTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = TimingTests.swift; sourceTree = "<group>"; };
4B92EAC91B7C112B00246143 /* 6502TimingTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = 6502TimingTests.swift; sourceTree = "<group>"; };
4BB297DF1B587D8200A49093 /* Clock SignalTests-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "Clock SignalTests-Bridging-Header.h"; sourceTree = "<group>"; };
4BB297E01B587D8300A49093 /* 6502_functional_test.bin */ = {isa = PBXFileReference; lastKnownFileType = archive.macbinary; path = 6502_functional_test.bin; sourceTree = "<group>"; };
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@ -708,6 +709,7 @@
4BC9DF441D044FCA00F44158 /* ROMImages */ = {isa = PBXFileReference; lastKnownFileType = folder; name = ROMImages; path = ../../../../ROMImages; sourceTree = "<group>"; };
4BC9DF4D1D04691600F44158 /* 6560.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = 6560.cpp; sourceTree = "<group>"; };
4BC9DF4E1D04691600F44158 /* 6560.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = 6560.hpp; sourceTree = "<group>"; };
4BC9E1ED1D23449A003FCEE4 /* 6502InterruptTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = 6502InterruptTests.swift; sourceTree = "<group>"; };
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@ -1253,9 +1255,10 @@
4B1E85801D176468001EF87D /* 6532Tests.swift */,
4BB73EB61B587A5100552FC2 /* AllSuiteATests.swift */,
4B1414611B58888700E04248 /* KlausDormannTests.swift */,
4B92EAC91B7C112B00246143 /* TimingTests.swift */,
4B92EAC91B7C112B00246143 /* 6502TimingTests.swift */,
4B14145F1B58885000E04248 /* WolfgangLorenzTests.swift */,
4B1414631B588A1100E04248 /* Test Binaries */,
4BC9E1ED1D23449A003FCEE4 /* 6502InterruptTests.swift */,
);
path = "Clock SignalTests";
sourceTree = "<group>";
@ -1814,7 +1817,8 @@
4B14145E1B5887AA00E04248 /* CPU6502AllRAM.cpp in Sources */,
4B14145D1B5887A600E04248 /* CPU6502.cpp in Sources */,
4B1E85811D176468001EF87D /* 6532Tests.swift in Sources */,
4B92EACA1B7C112B00246143 /* TimingTests.swift in Sources */,
4BC9E1EE1D23449A003FCEE4 /* 6502InterruptTests.swift in Sources */,
4B92EACA1B7C112B00246143 /* 6502TimingTests.swift in Sources */,
4BB73EB71B587A5100552FC2 /* AllSuiteATests.swift in Sources */,
4BC751B21D157E61006C31D9 /* 6522Tests.swift in Sources */,
4B1414621B58888700E04248 /* KlausDormannTests.swift in Sources */,

48
OSBindings/Mac/Clock SignalTests/6502InterruptTests.swift Normal file
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@ -0,0 +1,48 @@
//
// 6502InterruptTests.swift
// Clock Signal
//
// Created by Thomas Harte on 28/06/2016.
// Copyright © 2016 Thomas Harte. All rights reserved.
//
import XCTest
class MOS6502InterruptTests: XCTestCase {
var machine: CSTestMachine! = nil
override func setUp() {
super.setUp()
// create a machine full of NOPs
machine = CSTestMachine()
for c in 0...65535 {
machine.setValue(0xea, forAddress: UInt16(c))
}
// set the IRQ vector to be 0x1234
machine.setValue(0x34, forAddress: 0xfffe)
machine.setValue(0x12, forAddress: 0xffff)
// add a CLI
machine.setValue(0x58, forAddress: 0x4000)
// pick things off at 0x4000
machine.setValue(0x4000, forRegister: CSTestMachineRegister.ProgramCounter)
}
func testIRQLine() {
// run for four cycles; check that no interrupt has occurred
machine.runForNumberOfCycles(6)
XCTAssert(machine.valueForRegister(.ProgramCounter) == 0x4003, "No interrupt should have occurred with line low")
// enable the interrupt line, check that it was too late
machine.irqLine = true
machine.runForNumberOfCycles(2)
XCTAssert(machine.valueForRegister(.ProgramCounter) == 0x4004, "No interrupt should have occurred from interrupt raised between instructions")
// run for a further 7 cycles, confirm that the IRQ vector was jumped to
machine.runForNumberOfCycles(7)
XCTAssert(machine.valueForRegister(.ProgramCounter) == 0x1234, "Interrupt routine should just have begun")
}
}

2
OSBindings/Mac/Clock SignalTests/TimingTests.swift → OSBindings/Mac/Clock SignalTests/6502TimingTests.swift
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@ -9,7 +9,7 @@
import Foundation
import XCTest
class TimingTests: XCTestCase, CSTestMachineJamHandler {
class MOS6502TimingTests: XCTestCase, CSTestMachineJamHandler {
private var endTime: UInt32 = 0

7
OSBindings/Mac/Clock SignalTests/KlausDormannTests.swift
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@ -46,12 +46,7 @@ class KlausDormannTests: XCTestCase {
if newPC == oldPC {
let error = errorForTrapAddress(oldPC)
if let error = error {
NSException(name: "Failed test", reason: error, userInfo: nil).raise()
} else {
return
}
XCTAssert(error == nil, "Failed with error \(error)")
}
}
}

2
OSBindings/Mac/Clock SignalTests/TestMachine.h
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@ -41,5 +41,7 @@ extern const uint8_t CSTestMachineJamOpcode;
@property (nonatomic, readonly) BOOL isJammed;
@property (nonatomic, readonly) uint32_t timestamp;
@property (nonatomic, weak) id <CSTestMachineJamHandler> jamHandler;
@property (nonatomic, assign) BOOL irqLine;
@property (nonatomic, assign) BOOL nmiLine;
@end

10
OSBindings/Mac/Clock SignalTests/TestMachine.mm
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@ -99,4 +99,14 @@ class MachineJamHandler: public CPU6502::AllRAMProcessor::JamHandler {
return _processor.get_timestamp();
}
- (void)setIrqLine:(BOOL)irqLine {
_irqLine = irqLine;
_processor.set_irq_line(irqLine);
}
- (void)setNmiLine:(BOOL)nmiLine {
_nmiLine = nmiLine;
_processor.set_nmi_line(nmiLine);
}
@end

4
Processors/6502/CPU6502.hpp
View File

@ -493,6 +493,8 @@ template <class T> class Processor {
*/
inline const MicroOp *get_irq_program() {
static const MicroOp reset[] = {
CycleFetchOperand,
CycleFetchOperand,
CyclePushPCH,
CyclePushPCL,
OperationSetOperandFromFlags,
@ -511,6 +513,8 @@ template <class T> class Processor {
*/
inline const MicroOp *get_nmi_program() {
static const MicroOp reset[] = {
CycleFetchOperand,
CycleFetchOperand,
CyclePushPCH,
CyclePushPCL,
OperationSetOperandFromFlags,