Fixed LSL/LSR/ROL/ROR

miggy-emu/src/main/java/miggy/cpupoet/CoreALU.java

@@ -1349,6 +1349,8 @@ public class CoreALU {
 
 			sr ^= (sr ^ (cx | z | n)) & (FL_C | FL_V | FL_Z | FL_N | FL_X);
 		} else {
+			res = (byte) res;
+
 			int n = (res >> 28) & FL_N;
 			int z = (~((res | -res) >> 31)) & FL_Z;
 
@@ -1380,6 +1382,8 @@ public class CoreALU {
 
 			sr ^= (sr ^ (cx | z | n)) & (FL_C | FL_V | FL_Z | FL_N | FL_X);
 		} else {
+			res = (short) res;
+
 			int n = (res >> 28) & FL_N;
 			int z = (~((res | -res) >> 31)) & FL_Z;
 
@@ -1613,7 +1617,7 @@ public class CoreALU {
 		shift &= 0x3f;
 
 		if (shift > 0) {
-			shift &= 7;
+			shift &= 15;
 
 			short res = (short) ((dst << (16 - shift)) | ((dst & 0xffff) >>> shift));
 			int cn = (res >> 31) & (FL_N | FL_C);
@@ -1637,7 +1641,7 @@ public class CoreALU {
 		shift &= 0x3f;
 
 		if (shift > 0) {
-			shift &= 7;
+			shift &= 31;
 
 			int res = (dst << (32 - shift)) | (dst >>> shift);
 			int cn = (res >> 31) & (FL_N | FL_C);

miggy-emu/src/test/java/miggy/cpupoet/InstructionTests.java

@@ -71,13 +71,22 @@ public class InstructionTests extends TestCase {
 		test.executeBinTest("BTST");
 	}
 
-	// public void testASL() {
+	public void testShift() {
-	// CoreTest test = new CoreTest(0xffffff + 1, true);
+		CoreTest test = new CoreTest(0xffffff + 1, true);
-	//
+
-	// test.executeBinTest("ASL.b");
+		test.executeBinTest("LSL.b");
-	// test.executeBinTest("ASL.w");
+		test.executeBinTest("LSL.w");
-	// test.executeBinTest("ASL.l");
+		test.executeBinTest("LSL.l");
-	// }
+		test.executeBinTest("LSR.b");
+		test.executeBinTest("LSR.w");
+		test.executeBinTest("LSR.l");
+		test.executeBinTest("ROL.b");
+		test.executeBinTest("ROL.w");
+		test.executeBinTest("ROL.l");
+		test.executeBinTest("ROR.b");
+		test.executeBinTest("ROR.w");
+		test.executeBinTest("ROR.l");
+	}
 
 	public void testBcc() {
 		CoreTest test = new CoreTest(0xffffff + 1, true);
@@ -153,22 +162,22 @@ public class InstructionTests extends TestCase {
 
 		test.executeBinTest("MOVE.b");
 		/*
-		 * 295 is not compatible (post incremented value is written by design)
+		 * 295 is not compatible (post incremented value is written by design) 342 is
-		 * 342 is not compatible (post incremented value is written by design)
+		 * not compatible (post incremented value is written by design) 494 is not
-		 * 494 is not compatible (post incremented value is written by design)
+		 * compatible (post incremented value is written by design) 994 is not
-		 * 994 is not compatible (pre decremented value is written by design)
+		 * compatible (pre decremented value is written by design) 1225 is not
-		 * 1225 is not compatible (pre decremented value is written by design)
+		 * compatible (pre decremented value is written by design) 1846 is not
-		 * 1846 is not compatible (post incremented value is written by design)
+		 * compatible (post incremented value is written by design)
 		 */
 		test.executeBinTest("MOVE.w", 295, 342, 494, 994, 1225, 1846);
 		/*
-		 * 217 is not compatible (post incremented value is written by design)
+		 * 217 is not compatible (post incremented value is written by design) 502 is
-		 * 502 is not compatible (post incremented value is written by design)
+		 * not compatible (post incremented value is written by design) 1152 is not
-		 * 1152 is not compatible (post incremented value is written by design)
+		 * compatible (post incremented value is written by design) 1691 is not
-		 * 1691 is not compatible (post incremented value is written by design)
+		 * compatible (post incremented value is written by design) 1830 is not
-		 * 1830 is not compatible (pre decremented value is written by design)
+		 * compatible (pre decremented value is written by design) 2057 is not
-		 * 2057 is not compatible (post incremented value is written by design)
+		 * compatible (post incremented value is written by design) 2135 is not
-		 * 2135 is not compatible (post incremented value is written by design)
+		 * compatible (post incremented value is written by design)
 		 */
 		test.executeBinTest("MOVE.l", 217, 502, 1152, 1691, 1830, 2057, 2135);
 		test.executeBinTest("MOVE.q");