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Issue #16: Memory window should not reset device registers

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Matt Harlum committed 2017-05-26 17:01:41 +10:00
1 parent 9cdd718e8d
commit 96819f1bf7
26 files changed
+355 -318
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src/test/java/com/loomcom/symon/CpuZeroPageXModeTest.java
+45 -45
View File
@@ -131,38 +131,38 @@ public class CpuZeroPageXModeTest extends TestCase {
0x16, 0xd2); // ASL $d2,X
cpu.step();
assertEquals(0x00, bus.read(0x30));
assertEquals(0x00, bus.read(0x30, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x02, bus.read(0x31));
assertEquals(0x02, bus.read(0x31, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x04, bus.read(0x32));
assertEquals(0x04, bus.read(0x32, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x88, bus.read(0x33));
assertEquals(0x88, bus.read(0x33, true));
assertFalse(cpu.getZeroFlag());
assertTrue(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x00, bus.read(0x34));
assertEquals(0x00, bus.read(0x34, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertTrue(cpu.getCarryFlag());
// Should wrap around, d2 + 30 = 02
cpu.step();
assertEquals(0x02, bus.read(0x02));
assertEquals(0x02, bus.read(0x02, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
@@ -251,61 +251,61 @@ public class CpuZeroPageXModeTest extends TestCase {
0x36, 0x01); // ROL $01,X (m=%10000001, c=0)
cpu.step();
assertEquals(0x00, bus.read(0x70));
assertEquals(0x00, bus.read(0x70, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x02, bus.read(0x71));
assertEquals(0x02, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step(2);
assertEquals(0x05, bus.read(0x71));
assertEquals(0x05, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x0a, bus.read(0x71));
assertEquals(0x0a, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x14, bus.read(0x71));
assertEquals(0x14, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x28, bus.read(0x71));
assertEquals(0x28, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x50, bus.read(0x71));
assertEquals(0x50, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0xa0, bus.read(0x71));
assertEquals(0xa0, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertTrue(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x40, bus.read(0x71));
assertEquals(0x40, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertTrue(cpu.getCarryFlag());
cpu.step();
assertEquals(0x81, bus.read(0x71));
assertEquals(0x81, bus.read(0x71, true));
assertFalse(cpu.getZeroFlag());
assertTrue(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
@@ -368,38 +368,38 @@ public class CpuZeroPageXModeTest extends TestCase {
0x56, 0x05); // LSR $05,X
cpu.step();
assertEquals(0x00, bus.read(0x30));
assertEquals(0x00, bus.read(0x30, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x00, bus.read(0x31));
assertEquals(0x00, bus.read(0x31, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertTrue(cpu.getCarryFlag());
cpu.step();
assertEquals(0x01, bus.read(0x32));
assertEquals(0x01, bus.read(0x32, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x22, bus.read(0x33));
assertEquals(0x22, bus.read(0x33, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x40, bus.read(0x34));
assertEquals(0x40, bus.read(0x34, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
// Setting Carry should not affect the result.
cpu.step(2);
assertEquals(0x01, bus.read(0x35));
assertEquals(0x01, bus.read(0x35, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
@@ -641,61 +641,61 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setXRegister(0x30);
cpu.step();
assertEquals(0x00, bus.read(0x40));
assertEquals(0x00, bus.read(0x40, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x08, bus.read(0x41));
assertEquals(0x08, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x04, bus.read(0x41));
assertEquals(0x04, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x02, bus.read(0x41));
assertEquals(0x02, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x01, bus.read(0x41));
assertEquals(0x01, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x00, bus.read(0x41));
assertEquals(0x00, bus.read(0x41, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertTrue(cpu.getCarryFlag());
cpu.step();
assertEquals(0x80, bus.read(0x41));
assertEquals(0x80, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertTrue(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x40, bus.read(0x41));
assertEquals(0x40, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x20, bus.read(0x41));
assertEquals(0x20, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
cpu.step();
assertEquals(0x10, bus.read(0x41));
assertEquals(0x10, bus.read(0x41, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
assertFalse(cpu.getCarryFlag());
@@ -708,7 +708,7 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setYRegister(0x00);
bus.loadProgram(0x94, 0x10); // STY $10,X
cpu.step();
assertEquals(0x00, bus.read(0x40));
assertEquals(0x00, bus.read(0x40, true));
// Should have no effect on flags.
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
@@ -719,7 +719,7 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setYRegister(0x0f);
bus.loadProgram(0x94, 0x10); // STY $10,X
cpu.step();
assertEquals(0x0f, bus.read(0x40));
assertEquals(0x0f, bus.read(0x40, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
@@ -729,7 +729,7 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setYRegister(0x80);
bus.loadProgram(0x94, 0x10); // STY $10,X
cpu.step();
assertEquals(0x80, bus.read(0x40));
assertEquals(0x80, bus.read(0x40, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
}
@@ -742,7 +742,7 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setAccumulator(0x00);
bus.loadProgram(0x95, 0x10); // STA $10,X
cpu.step();
assertEquals(0x00, bus.read(0x40));
assertEquals(0x00, bus.read(0x40, true));
// Should have no effect on flags.
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
@@ -753,7 +753,7 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setAccumulator(0x0f);
bus.loadProgram(0x95, 0x10); // STA $10,X
cpu.step();
assertEquals(0x0f, bus.read(0x40));
assertEquals(0x0f, bus.read(0x40, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
@@ -763,7 +763,7 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setAccumulator(0x80);
bus.loadProgram(0x95, 0x10); // STA $10,X
cpu.step();
assertEquals(0x80, bus.read(0x40));
assertEquals(0x80, bus.read(0x40, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
}
@@ -873,22 +873,22 @@ public class CpuZeroPageXModeTest extends TestCase {
cpu.setXRegister(0x30);
cpu.step();
assertEquals(0xff, bus.read(0x40));
assertEquals(0xff, bus.read(0x40, true));
assertFalse(cpu.getZeroFlag());
assertTrue(cpu.getNegativeFlag());
cpu.step();
assertEquals(0x00, bus.read(0x41));
assertEquals(0x00, bus.read(0x41, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
cpu.step();
assertEquals(0x7f, bus.read(0x42));
assertEquals(0x7f, bus.read(0x42, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
cpu.step();
assertEquals(0xfe, bus.read(0x43));
assertEquals(0xfe, bus.read(0x43, true));
assertFalse(cpu.getZeroFlag());
assertTrue(cpu.getNegativeFlag());
}
@@ -1116,17 +1116,17 @@ public class CpuZeroPageXModeTest extends TestCase {
0xf6, 0x12); // INC $12,X
cpu.step();
assertEquals(0x01, bus.read(0x30));
assertEquals(0x01, bus.read(0x30, true));
assertFalse(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
cpu.step();
assertEquals(0x80, bus.read(0x31));
assertEquals(0x80, bus.read(0x31, true));
assertFalse(cpu.getZeroFlag());
assertTrue(cpu.getNegativeFlag());
cpu.step();
assertEquals(0x00, bus.read(0x32));
assertEquals(0x00, bus.read(0x32, true));
assertTrue(cpu.getZeroFlag());
assertFalse(cpu.getNegativeFlag());
}