public void labels2()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
string lines = "test: .db 10h,20h,30h,40h\n ld ix,test";
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
}
public void ramlabels()
{
//NB ramstart will only take effect on a reset()
//and will be reset by each call to parse
//so to test ramlabels you need to feed in all the data in one go
//as if it is read from a file
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
string lines = " .DATA \ntest: .db \ntest2: .db \n .CODE \n .ORG 0000\n ld hl,test \n ld hl,(test2)";
z.parse(lines, "");
z.link();
z.finallink();
Assert.AreEqual(0x21,z.bytes[0]);
Assert.AreEqual(0x00,z.bytes[1]);
Assert.AreEqual(0x40,z.bytes[2]);
Assert.AreEqual(0x2A, z.bytes[3]);
Assert.AreEqual(0x01, z.bytes[4]);
Assert.AreEqual(0x40, z.bytes[5]);
}
public void labels()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.reset();
//Check labels work
z.pushcommand("nop", "", "", "");
z.pushcommand("nop", "", "", "");
z.pushcommand("nop", "", "", "");
z.pushcommand("nop", "", "", "");
z.pushcommand("nop", "", "", "");
z.pushlabel("test");
z.fixlabel("test");
z.pushcommand("LD", "A", "(test)", " LD A,(test)");
z.link();
// Test is at address 5 so expect 05 00 jump address
Assert.AreEqual(z.bytes[6] , 05);
Assert.AreEqual(z.bytes[7] , 00);
z.parse(" LD HL,test","");
Assert.AreEqual(0x21,z.bytes[8]);
Assert.AreEqual(00,z.bytes[9]);
Assert.AreEqual(00,z.bytes[10]);
z.link();
Assert.AreEqual(z.bytes[9] , 0x05);
Assert.AreEqual(z.bytes[10] , 00);
z.parse(" LD HL,5+5", "");
Assert.AreEqual(z.bytes[11] , 0x21);
Assert.AreEqual(z.bytes[12] , 0x0A);
Assert.AreEqual(z.bytes[13] , 0x00);
//z.matchbreak = true;
z.parse(" LD HL,(test+5)", "");
z.link();
Assert.AreEqual(z.bytes[14] , 0x2A);
Assert.AreEqual(z.bytes[15] , 0x0A);
Assert.AreEqual(z.bytes[16] , 0x00);
// DD CB oo C6+8*b
//z.parse( " SET 3, (IX+5)","");
//Assert.AreEqual(z.bytes[17] , 0xDD);
//Assert.AreEqual(z.bytes[18] , 0xCB);
//Assert.AreEqual(z.bytes[19] , 0x05);
//Assert.AreEqual(z.bytes[20] , 0xC6+8*3);
z.link();
}
public void labelmath3()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
string lines = "CHLEVS: .ds 5\n ld DE,CHLEVS+1";
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
z.finallink();
Assert.IsFalse(wasCalled);
}
public void labelmath2()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
string lines = " .global test\n nop\n nop\ntest: .db 10,20,30";
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
lines = " .extern test\n nop\n nop\n ld a,(test+1)";
z.partialreset();
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
z.finallink();
Assert.IsFalse(wasCalled);
}
public void labelmath1()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
//string lines = "test: .db 10,20,30,40\n ld hl,(test+1) \n ";
string lines = " ld hl,(test+1) \ntest: .db 10,20,30,40";
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
//33 nn case
Assert.AreEqual(42, z.bytes[0]);
Assert.AreEqual(04, z.bytes[1]);
Assert.AreEqual(00, z.bytes[2]);
Assert.AreEqual(10, z.bytes[3]);
Assert.AreEqual(20, z.bytes[4]);
}
public void globals2()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
string lines = " nop\n nop\n nop\ntest: ld hl,test \n nop\n";
z.parse(lines, "");
z.link();
z.partialreset();
Assert.IsFalse(wasCalled);
lines = " .extern test \n nop\n nop\n nop\n ld hl,(test) \n nop\n";
z.parse(lines, "");
z.link();
Assert.IsFalse(wasCalled);
z.finallink();
Assert.IsTrue(wasCalled);
}