MethodAnalyzer.java revision 85e17ca30a336e12592911afe666191947ec3697
1d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.compackage org.jf.dexlib.Code.Analysis; 2d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 3fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.comimport org.jf.dexlib.*; 4fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.comimport org.jf.dexlib.Code.*; 5472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.comimport org.jf.dexlib.Code.Format.ArrayDataPseudoInstruction; 6472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.comimport org.jf.dexlib.Code.Format.Format; 7fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.comimport org.jf.dexlib.Util.*; 8d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 9fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.comimport java.util.*; 10d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 11d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.compublic class MethodAnalyzer { 12d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com private final ClassDataItem.EncodedMethod encodedMethod; 13d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 14fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private SparseArray<AnalyzedInstruction> instructions; 15fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 16fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private boolean analyzed = false; 17d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 18300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com private BitSet instructionsToVerify; 19300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com 20d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //This is a dummy instruction that occurs immediately before the first real instruction. We can initialize the 21d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //register types for this instruction to the parameter types, in order to have them propagate to all of its 22d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //successors, e.g. the first real instruction, the first instructions in any exception handlers covering the first 23d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //instruction, etc. 24d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com private AnalyzedInstruction startOfMethod; 25d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 26d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com public MethodAnalyzer(ClassDataItem.EncodedMethod encodedMethod) { 27d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (encodedMethod == null) { 28d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com throw new IllegalArgumentException("encodedMethod cannot be null"); 29d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 30fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (encodedMethod.codeItem == null || encodedMethod.codeItem.getInstructions().length == 0) { 31d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com throw new IllegalArgumentException("The method has no code"); 32d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 33d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com this.encodedMethod = encodedMethod; 34d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com buildInstructionList(); 35fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 36fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //override AnalyzedInstruction and provide custom implementations of some of the methods, so that we don't 37fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //have to handle the case this special case of instruction being null, in the main class 38fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com startOfMethod = new AnalyzedInstruction(null, -1, encodedMethod.codeItem.getRegisterCount()) { 39fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com public boolean setsRegister() { 40fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return false; 41fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 42fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 43fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com @Override 44fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com public boolean setsWideRegister() { 45fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return false; 46fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 47fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 48fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com @Override 49fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com public boolean setsRegister(int registerNumber) { 50fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return false; 51fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 52fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 53fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com @Override 54fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com public int getDestinationRegister() { 55fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert false; 56fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return -1; 57fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com }; 58fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com }; 59300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com 60300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com instructionsToVerify = new BitSet(instructions.size()); 61d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 62d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 63d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com public AnalyzedInstruction[] analyze() { 64fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert encodedMethod != null; 65fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert encodedMethod.codeItem != null; 66fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 67fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (analyzed) { 68fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return makeInstructionArray(); 69fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 70fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 71fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com CodeItem codeItem = encodedMethod.codeItem; 72fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com MethodIdItem methodIdItem = encodedMethod.method; 73fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 74fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int totalRegisters = codeItem.getRegisterCount(); 75fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int parameterRegisters = methodIdItem.getPrototype().getParameterRegisterCount(); 76fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 77fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //if this isn't a static method, determine which register is the "this" register and set the type to the 78fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //current class 79fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if ((encodedMethod.accessFlags & AccessFlags.STATIC.getValue()) == 0) { 80fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int thisRegister = totalRegisters - parameterRegisters - 1; 81fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 82fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //if this is a constructor, then set the "this" register to an uninitialized reference of the current class 83fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if ((encodedMethod.accessFlags & AccessFlags.CONSTRUCTOR.getValue()) != 0) { 84fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: it would probably make more sense to validate this somewhere else, and just put an assert here. Also, need to do a similar check for static constructor 85fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (!encodedMethod.method.getMethodName().equals("<init>")) { 86fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("The constructor flag can only be used with an <init> method."); 87fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 88fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 89fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(startOfMethod, thisRegister, 90fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.UninitRef, 91fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com ClassPath.getClassDef(methodIdItem.getContainingClass()))); 92fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } else { 93fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (encodedMethod.method.getMethodName().equals("<init>")) { 94fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("An <init> method must have the \"constructor\" access flag"); 95fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 96fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 97fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(startOfMethod, thisRegister, 98fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.Reference, 99fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com ClassPath.getClassDef(methodIdItem.getContainingClass()))); 100fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 101fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 102fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 103fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com TypeListItem parameters = methodIdItem.getPrototype().getParameters(); 104fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (parameters != null) { 105fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType[] parameterTypes = getParameterTypes(parameters, parameterRegisters); 106fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (int i=0; i<parameterTypes.length; i++) { 107fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType registerType = parameterTypes[i]; 108fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int registerNum = (totalRegisters - parameterRegisters) + i; 109fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(startOfMethod, registerNum, registerType); 110fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 111fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 112fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 113300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com BitSet analyzedInstructions = new BitSet(instructionsToVerify.size()); 114300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com 115300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com //make sure all of the "first instructions" are marked for processing 116300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com for (AnalyzedInstruction successor: startOfMethod.successors) { 117300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com instructionsToVerify.set(successor.instructionIndex); 118300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com } 119300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com 120300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com while (!instructionsToVerify.isEmpty()) { 121300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com for(int i=instructionsToVerify.nextSetBit(0); i>=0; i=instructionsToVerify.nextSetBit(i+1)) { 122300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com analyzeInstruction(instructions.get(i)); 12389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com instructionsToVerify.clear(i); 124300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com } 125300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com } 126300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com 127fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com analyzed = true; 128fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return makeInstructionArray(); 129fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 130fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 131fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private int getThisRegister() { 132fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert (encodedMethod.accessFlags & AccessFlags.STATIC.getValue()) == 0; 133fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 134fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com CodeItem codeItem = encodedMethod.codeItem; 135fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert codeItem != null; 136fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 137fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com MethodIdItem methodIdItem = encodedMethod.method; 138fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert methodIdItem != null; 139fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 140fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int totalRegisters = codeItem.getRegisterCount(); 141fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (totalRegisters == 0) { 142fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("A non-static method must have at least 1 register"); 143fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 144fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 145fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int parameterRegisters = methodIdItem.getPrototype().getParameterRegisterCount(); 146fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 147fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return totalRegisters - parameterRegisters - 1; 148fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 149fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 150fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private boolean isInstanceConstructor() { 151fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return (encodedMethod.accessFlags & AccessFlags.STATIC.getValue()) == 0 && 152fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com (encodedMethod.accessFlags & AccessFlags.CONSTRUCTOR.getValue()) != 0; 153fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 154fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 155fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private boolean isStaticConstructor() { 156fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return (encodedMethod.accessFlags & AccessFlags.STATIC.getValue()) != 0 && 157fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com (encodedMethod.accessFlags & AccessFlags.CONSTRUCTOR.getValue()) != 0; 158fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 159fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 160fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com public AnalyzedInstruction[] makeInstructionArray() { 161fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction[] instructionArray = new AnalyzedInstruction[instructions.size()]; 162fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (int i=0; i<instructions.size(); i++) { 163fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com instructionArray[i] = instructions.valueAt(i); 164fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 165fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return instructionArray; 166fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 167fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 168fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private static RegisterType[] getParameterTypes(TypeListItem typeListItem, int parameterRegisterCount) { 169fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert typeListItem != null; 170fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert parameterRegisterCount == typeListItem.getRegisterCount(); 171fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 172fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType[] registerTypes = new RegisterType[parameterRegisterCount]; 173fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 174fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int registerNum = 0; 175fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (TypeIdItem type: typeListItem.getTypes()) { 176fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (type.getRegisterCount() == 2) { 177fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com registerTypes[registerNum++] = RegisterType.getWideRegisterTypeForTypeIdItem(type, true); 178fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com registerTypes[registerNum++] = RegisterType.getWideRegisterTypeForTypeIdItem(type, false); 179fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } else { 180fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com registerTypes[registerNum] = RegisterType.getRegisterTypeForTypeIdItem(type); 181fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 182fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 183fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 184fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return registerTypes; 185fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 186fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 187fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private int getInstructionAddress(AnalyzedInstruction instruction) { 188fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return instructions.keyAt(instruction.instructionIndex); 189fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 190fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 191fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private void setDestinationRegisterTypeAndPropagateChanges(AnalyzedInstruction analyzedInstruction, 192fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType registerType) { 193fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(analyzedInstruction, analyzedInstruction.getDestinationRegister(), 194fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com registerType); 195fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 196fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 19785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private void setRegisterTypeAndPropagateChanges(AnalyzedInstruction analyzedInstruction, int registerNumber, 198fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType registerType) { 199fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 200fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com BitSet changedInstructions = new BitSet(instructions.size()); 201fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 20285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com boolean changed = analyzedInstruction.setPostRegisterType(registerNumber, registerType); 203fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 20485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (!changed || analyzedInstruction.setsRegister(registerNumber)) { 205fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com return; 206fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 207fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 20885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com propagateRegisterToSuccessors(analyzedInstruction, registerNumber, changedInstructions); 209fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 210fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //using a for loop inside the while loop optimizes for the common case of the successors of an instruction 211fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //occurring after the instruction. Any successors that occur prior to the instruction will be picked up on 212fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //the next iteration of the while loop. 213fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //this could also be done recursively, but in large methods it would likely cause very deep recursion, 214fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //which would requires the user to specify a larger stack size. This isn't really a problem, but it is 215fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //slightly annoying. 216fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com while (!changedInstructions.isEmpty()) { 217fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (int instructionIndex=changedInstructions.nextSetBit(0); 218fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com instructionIndex>=0; 219fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com instructionIndex=changedInstructions.nextSetBit(instructionIndex)) { 220fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 221fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com changedInstructions.clear(instructionIndex); 222fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 223fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com propagateRegisterToSuccessors(instructions.valueAt(instructionIndex), registerNumber, 224fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com changedInstructions); 225fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 226fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 22785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com 22885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (registerType.category == RegisterType.Category.LongLo) { 22985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com checkWidePair(registerNumber, analyzedInstruction); 23085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(analyzedInstruction, registerNumber+1, 23185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.LongHi, null)); 23285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } else if (registerType.category == RegisterType.Category.DoubleLo) { 23385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com checkWidePair(registerNumber, analyzedInstruction); 23485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(analyzedInstruction, registerNumber+1, 23585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.DoubleHi, null)); 23685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 237d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 238d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 239fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private void propagateRegisterToSuccessors(AnalyzedInstruction instruction, int registerNumber, 240fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com BitSet changedInstructions) { 241fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (AnalyzedInstruction successor: instruction.successors) { 242fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (!successor.setsRegister(registerNumber)) { 243fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType registerType = successor.getMergedRegisterTypeFromPredecessors(registerNumber); 244fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 24589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (registerType.category == RegisterType.Category.UninitRef && instruction.isInvokeInit()) { 24689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com continue; 24789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 24889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 249fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (successor.setPostRegisterType(registerNumber, registerType)) { 250fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com changedInstructions.set(successor.instructionIndex); 251300ad56aa3c343a84017ae7a2267dc516b5b6202JesusFreke@JesusFreke.com instructionsToVerify.set(successor.instructionIndex); 252fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 253fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 254fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 255fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 256fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 257fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 258fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 259d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com private void buildInstructionList() { 260d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com assert encodedMethod != null; 261d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com assert encodedMethod.codeItem != null; 262fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int registerCount = encodedMethod.codeItem.getRegisterCount(); 263d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 264fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com startOfMethod = new AnalyzedInstruction(null, -1, registerCount); 265d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 266d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com Instruction[] insns = encodedMethod.codeItem.getInstructions(); 267d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 268fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com instructions = new SparseArray<AnalyzedInstruction>(insns.length); 269d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 270d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //first, create all the instructions and populate the instructionAddresses array 271d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com int currentCodeAddress = 0; 272d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com for (int i=0; i<insns.length; i++) { 273fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com instructions.append(currentCodeAddress, new AnalyzedInstruction(insns[i], i, registerCount)); 274fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert instructions.indexOfKey(currentCodeAddress) == i; 275d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com currentCodeAddress += insns[i].getSize(currentCodeAddress); 276d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 277d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 278d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //next, populate the exceptionHandlers array. The array item for each instruction that can throw an exception 279d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //and is covered by a try block should be set to a list of the first instructions of each exception handler 280d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //for the try block covering the instruction 281d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com CodeItem.TryItem[] tries = encodedMethod.codeItem.getTries(); 282d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com int triesIndex = 0; 283d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com CodeItem.TryItem currentTry = null; 284fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction[] currentExceptionHandlers = null; 285fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction[][] exceptionHandlers = new AnalyzedInstruction[insns.length][]; 286d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 287fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (int i=0; i<instructions.size(); i++) { 288fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction instruction = instructions.valueAt(i); 289d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com Opcode instructionOpcode = instruction.instruction.opcode; 290d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 291d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //check if we have gone past the end of the current try 292d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (currentTry != null) { 293d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (currentTry.getStartCodeAddress() + currentTry.getTryLength() <= currentCodeAddress) { 294d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com currentTry = null; 295d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com triesIndex++; 296d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 297d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 298d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 299d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //check if the next try is applicable yet 300d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (currentTry == null && triesIndex < tries.length) { 301d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com CodeItem.TryItem tryItem = tries[triesIndex]; 302d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (tryItem.getStartCodeAddress() <= currentCodeAddress) { 303d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com assert(tryItem.getStartCodeAddress() + tryItem.getTryLength() > currentCodeAddress); 304d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 305d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com currentTry = tryItem; 306d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 307d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com currentExceptionHandlers = buildExceptionHandlerArray(tryItem); 308d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 309d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 310d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 311d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //if we're inside a try block, and the instruction can throw an exception, then add the exception handlers 312d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //for the current instruction 313d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (currentTry != null && instructionOpcode.canThrow()) { 314d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com exceptionHandlers[i] = currentExceptionHandlers; 315d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 316d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 317d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 318d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //finally, populate the successors and predecessors for each instruction 319fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert instructions.size() > 0; 320fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com addPredecessorSuccessor(startOfMethod, instructions.valueAt(0), exceptionHandlers); 321fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com startOfMethod.addSuccessor(instructions.valueAt(0)); 322fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 323fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (int i=0; i<instructions.size(); i++) { 324fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction instruction = instructions.valueAt(i); 325d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com Opcode instructionOpcode = instruction.instruction.opcode; 326fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int instructionCodeAddress = getInstructionAddress(instruction); 327d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 328d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (instruction.instruction.opcode.canContinue()) { 329fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (i == instructions.size() - 1) { 330d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com throw new ValidationException("Execution can continue past the last instruction"); 331d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 332fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction nextInstruction = instructions.valueAt(i+1); 333fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com addPredecessorSuccessor(instruction, nextInstruction, exceptionHandlers); 334d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 335d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 336d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (instruction instanceof OffsetInstruction) { 337d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com OffsetInstruction offsetInstruction = (OffsetInstruction)instruction; 338d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 339d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (instructionOpcode == Opcode.PACKED_SWITCH || instructionOpcode == Opcode.SPARSE_SWITCH) { 340d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com MultiOffsetInstruction switchDataInstruction = 341fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com (MultiOffsetInstruction)instructions.get(instructionCodeAddress + 342d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com offsetInstruction.getTargetAddressOffset()).instruction; 343d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com for (int targetAddressOffset: switchDataInstruction.getTargets()) { 344fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction targetInstruction = instructions.get(instructionCodeAddress + 345d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com targetAddressOffset); 346d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 347fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com addPredecessorSuccessor(instruction, targetInstruction, exceptionHandlers); 348d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 349d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } else { 350d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com int targetAddressOffset = offsetInstruction.getTargetAddressOffset(); 351fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction targetInstruction = instructions.get(instructionCodeAddress + 352fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com targetAddressOffset); 353fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com addPredecessorSuccessor(instruction, targetInstruction, exceptionHandlers); 354d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 355d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 356d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 357d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 358d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 359d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com private void addPredecessorSuccessor(AnalyzedInstruction predecessor, AnalyzedInstruction successor, 360fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction[][] exceptionHandlers) { 361fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com addPredecessorSuccessor(predecessor, successor, exceptionHandlers, false); 362fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 363fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 364fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private void addPredecessorSuccessor(AnalyzedInstruction predecessor, AnalyzedInstruction successor, 365fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction[][] exceptionHandlers, boolean allowMoveException) { 366fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 367fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (!allowMoveException && successor.instruction.opcode == Opcode.MOVE_EXCEPTION) { 368fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("Execution can pass from the " + predecessor.instruction.opcode.name + 369fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com " instruction at code address 0x" + Integer.toHexString(getInstructionAddress(predecessor)) + 370fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com " to the move-exception instruction at address 0x" + 371fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Integer.toHexString(getInstructionAddress(successor))); 372fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 373d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 374d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (!predecessor.addSuccessor(successor)) { 375d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //if predecessor already had successor as a successor, then there's nothing else to do 376d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com return; 377d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 378d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 379d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com successor.addPredecessor(predecessor); 380d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 381fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: need to handle the case of monitor-exit as a special case - the exception is thrown *after* the instruction executes 382d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //if the successor can throw an instruction, then we need to add the exception handlers as additional 383d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //successors to the predecessor (and then apply this same logic recursively if needed) 384fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction[] exceptionHandlersForSuccessor = exceptionHandlers[successor.instructionIndex]; 385d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (exceptionHandlersForSuccessor != null) { 386d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //the item for this instruction in exceptionHandlersForSuccessor should only be set if this instruction 387d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com //can throw an exception 388d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com assert predecessor.instruction.opcode.canThrow(); 389d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 390fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (AnalyzedInstruction exceptionHandler: exceptionHandlersForSuccessor) { 391fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com addPredecessorSuccessor(predecessor, exceptionHandler, exceptionHandlers, true); 392d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 393d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 394d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 395d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 396fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private AnalyzedInstruction[] buildExceptionHandlerArray(CodeItem.TryItem tryItem) { 397d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com int exceptionHandlerCount = tryItem.encodedCatchHandler.handlers.length; 398d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com int catchAllHandler = tryItem.encodedCatchHandler.getCatchAllHandlerAddress(); 399d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (catchAllHandler != -1) { 400d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com exceptionHandlerCount++; 401d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 402d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 403fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction[] exceptionHandlers = new AnalyzedInstruction[exceptionHandlerCount]; 404d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com for (int i=0; i<tryItem.encodedCatchHandler.handlers.length; i++) { 405fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com exceptionHandlers[i] = instructions.get(tryItem.encodedCatchHandler.handlers[i].getHandlerAddress()); 406d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 407d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 408d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com if (catchAllHandler != -1) { 409fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com exceptionHandlers[exceptionHandlers.length - 1] = instructions.get(catchAllHandler); 410d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 411d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 412d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com return exceptionHandlers; 413d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 414d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 415ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void analyzeInstruction(AnalyzedInstruction analyzedInstruction) { 416fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Instruction instruction = analyzedInstruction.instruction; 417fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 418fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com switch (instruction.opcode) { 419fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case NOP: 420ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 421fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE: 422fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_FROM16: 423fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_16: 424ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleMove(analyzedInstruction, Primitive32BitCategories); 425ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 426fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_WIDE: 427fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_WIDE_FROM16: 428fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_WIDE_16: 42985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com handleMove(analyzedInstruction, WideLowCategories); 430ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 431fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_OBJECT: 432fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_OBJECT_FROM16: 433fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_OBJECT_16: 434ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleMove(analyzedInstruction, ReferenceCategories); 435ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 436fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_RESULT: 437ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleMoveResult(analyzedInstruction, Primitive32BitCategories); 438ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 439fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_RESULT_WIDE: 440ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleMoveResult(analyzedInstruction, WideLowCategories); 441ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 442fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_RESULT_OBJECT: 443ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleMoveResult(analyzedInstruction, ReferenceCategories); 444ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 445fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MOVE_EXCEPTION: 446ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleMoveException(analyzedInstruction); 447ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 448fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case RETURN_VOID: 449ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleReturnVoid(analyzedInstruction); 450ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 451fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case RETURN: 45285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com handleReturn(analyzedInstruction, Primitive32BitCategories); 453ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 454fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case RETURN_WIDE: 45585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com handleReturn(analyzedInstruction, WideLowCategories); 456ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 457fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case RETURN_OBJECT: 45885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com handleReturn(analyzedInstruction, ReferenceCategories); 459ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 460fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_4: 461fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_16: 462fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST: 463ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleConst(analyzedInstruction); 464ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 465fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_HIGH16: 466ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleConstHigh16(analyzedInstruction); 467ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 468fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_WIDE_16: 469fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_WIDE_32: 470fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_WIDE: 471fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_WIDE_HIGH16: 472ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleWideConst(analyzedInstruction); 473ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 474fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_STRING: 475fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_STRING_JUMBO: 476ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleConstString(analyzedInstruction); 477ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 478fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CONST_CLASS: 479ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleConstClass(analyzedInstruction); 480ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 481fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MONITOR_ENTER: 482fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case MONITOR_EXIT: 483ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleMonitor(analyzedInstruction); 484ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 485fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case CHECK_CAST: 486ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleCheckCast(analyzedInstruction); 487ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 488fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case INSTANCE_OF: 489ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInstanceOf(analyzedInstruction); 490ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 491fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case ARRAY_LENGTH: 492ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleArrayLength(analyzedInstruction); 493ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 494fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case NEW_INSTANCE: 495ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleNewInstance(analyzedInstruction); 496ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 497fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com case NEW_ARRAY: 498ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleNewArray(analyzedInstruction); 499ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 5009e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com case FILLED_NEW_ARRAY: 501ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleFilledNewArray(analyzedInstruction); 502ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 503ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com case FILLED_NEW_ARRAY_RANGE: 504ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleFilledNewArrayRange(analyzedInstruction); 505ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 506472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case FILL_ARRAY_DATA: 507ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleFillArrayData(analyzedInstruction); 508ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 509ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com case THROW: 510ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleThrow(analyzedInstruction); 511ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 512898edda7cea48c02687bb71804a98cfd6e260b89JesusFreke@JesusFreke.com case GOTO: 513898edda7cea48c02687bb71804a98cfd6e260b89JesusFreke@JesusFreke.com case GOTO_16: 514898edda7cea48c02687bb71804a98cfd6e260b89JesusFreke@JesusFreke.com case GOTO_32: 515898edda7cea48c02687bb71804a98cfd6e260b89JesusFreke@JesusFreke.com //nothing to do 516ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 517cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com case PACKED_SWITCH: 518ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleSwitch(analyzedInstruction, Format.PackedSwitchData); 519ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 520cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com case SPARSE_SWITCH: 521ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleSwitch(analyzedInstruction, Format.SparseSwitchData); 522ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 523f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com case CMPL_FLOAT: 524f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com case CMPG_FLOAT: 52585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com handleFloatWideCmp(analyzedInstruction, Primitive32BitCategories); 526ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 527f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com case CMPL_DOUBLE: 528f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com case CMPG_DOUBLE: 529f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com case CMP_LONG: 53085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com handleFloatWideCmp(analyzedInstruction, WideLowCategories); 531ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 532aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com case IF_EQ: 533aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com case IF_NE: 534ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIfEqNe(analyzedInstruction); 535ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 536150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com case IF_LT: 537150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com case IF_GE: 538150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com case IF_GT: 539150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com case IF_LE: 540ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIf(analyzedInstruction); 541ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 542cb00252b6aed86cd3e7c426015cea83fcdbaa806JesusFreke@JesusFreke.com case IF_EQZ: 543cb00252b6aed86cd3e7c426015cea83fcdbaa806JesusFreke@JesusFreke.com case IF_NEZ: 544ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIfEqzNez(analyzedInstruction); 545ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 54616a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com case IF_LTZ: 54716a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com case IF_GEZ: 54816a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com case IF_GTZ: 54916a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com case IF_LEZ: 550ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIfz(analyzedInstruction); 551ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 552b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com case AGET: 553ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAget(analyzedInstruction, RegisterType.Category.Integer); 554ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 555b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com case AGET_BOOLEAN: 556ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAget(analyzedInstruction, RegisterType.Category.Boolean); 557ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 558b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com case AGET_BYTE: 559ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAget(analyzedInstruction, RegisterType.Category.Byte); 560ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 561b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com case AGET_CHAR: 562ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAget(analyzedInstruction, RegisterType.Category.Char); 563ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 564b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com case AGET_SHORT: 565ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAget(analyzedInstruction, RegisterType.Category.Short); 566ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 567c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com case AGET_WIDE: 568ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleAgetWide(analyzedInstruction); 569ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 570461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com case AGET_OBJECT: 571ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleAgetObject(analyzedInstruction); 572ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 573c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com case APUT: 574ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAput(analyzedInstruction, RegisterType.Category.Integer); 575ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 576c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com case APUT_BOOLEAN: 577ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAput(analyzedInstruction, RegisterType.Category.Boolean); 578ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 579c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com case APUT_BYTE: 580ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAput(analyzedInstruction, RegisterType.Category.Byte); 581ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 582c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com case APUT_CHAR: 583ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAput(analyzedInstruction, RegisterType.Category.Char); 584ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 585c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com case APUT_SHORT: 586ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveAput(analyzedInstruction, RegisterType.Category.Short); 587ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 58855d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com case APUT_WIDE: 589ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleAputWide(analyzedInstruction); 590ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 591898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com case APUT_OBJECT: 592ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleAputObject(analyzedInstruction); 593ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 5944f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com case IGET: 595ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIget(analyzedInstruction, RegisterType.Category.Integer); 596ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 5974f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com case IGET_BOOLEAN: 598ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIget(analyzedInstruction, RegisterType.Category.Boolean); 599ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6004f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com case IGET_BYTE: 601ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIget(analyzedInstruction, RegisterType.Category.Byte); 602ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6034f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com case IGET_CHAR: 604ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIget(analyzedInstruction, RegisterType.Category.Char); 605ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6064f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com case IGET_SHORT: 607ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIget(analyzedInstruction, RegisterType.Category.Short); 608ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6099d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com case IGET_WIDE: 610ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIgetWide(analyzedInstruction); 611ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6127a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com case IGET_OBJECT: 613ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIgetObject(analyzedInstruction); 614ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6159971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com case IPUT: 616ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIput(analyzedInstruction, RegisterType.Category.Integer); 617ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6189971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com case IPUT_BOOLEAN: 619ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIput(analyzedInstruction, RegisterType.Category.Boolean); 620ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6219971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com case IPUT_BYTE: 622ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIput(analyzedInstruction, RegisterType.Category.Byte); 623ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6249971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com case IPUT_CHAR: 625ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIput(analyzedInstruction, RegisterType.Category.Char); 626ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6279971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com case IPUT_SHORT: 628ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveIput(analyzedInstruction, RegisterType.Category.Short); 629ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 63092616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com case IPUT_WIDE: 631ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIputWide(analyzedInstruction); 632ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 63350ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com case IPUT_OBJECT: 634ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleIputObject(analyzedInstruction); 635ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 636052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com case SGET: 637ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSget(analyzedInstruction, RegisterType.Category.Integer); 638ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 639052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com case SGET_BOOLEAN: 640ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSget(analyzedInstruction, RegisterType.Category.Boolean); 641ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 642052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com case SGET_BYTE: 643ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSget(analyzedInstruction, RegisterType.Category.Byte); 644ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 645052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com case SGET_CHAR: 646ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSget(analyzedInstruction, RegisterType.Category.Char); 647ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 648052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com case SGET_SHORT: 649ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSget(analyzedInstruction, RegisterType.Category.Short); 650ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6512f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com case SGET_WIDE: 652ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleSgetWide(analyzedInstruction); 653ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6542d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com case SGET_OBJECT: 655ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleSgetObject(analyzedInstruction); 656ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6579d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com case SPUT: 658ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSput(analyzedInstruction, RegisterType.Category.Integer); 659ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6609d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com case SPUT_BOOLEAN: 661ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSput(analyzedInstruction, RegisterType.Category.Boolean); 662ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6639d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com case SPUT_BYTE: 664ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSput(analyzedInstruction, RegisterType.Category.Byte); 665ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6669d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com case SPUT_CHAR: 667ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSput(analyzedInstruction, RegisterType.Category.Char); 668ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 6699d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com case SPUT_SHORT: 670ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handle32BitPrimitiveSput(analyzedInstruction, RegisterType.Category.Short); 671ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 672f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com case SPUT_WIDE: 673ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleSputWide(analyzedInstruction); 674ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 67551cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com case SPUT_OBJECT: 676ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleSputObject(analyzedInstruction); 677ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 67889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_VIRTUAL: 679ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvoke(analyzedInstruction, INVOKE_VIRTUAL); 680ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 68189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_SUPER: 682ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvoke(analyzedInstruction, INVOKE_SUPER); 683ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 68489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_DIRECT: 685ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvoke(analyzedInstruction, INVOKE_DIRECT); 686ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 68789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_STATIC: 688ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvoke(analyzedInstruction, INVOKE_STATIC); 689ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 69089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_INTERFACE: 691ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvoke(analyzedInstruction, INVOKE_INTERFACE); 692ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 69389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_VIRTUAL_RANGE: 694ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvokeRange(analyzedInstruction, INVOKE_VIRTUAL); 695ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 69689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_SUPER_RANGE: 697ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvokeRange(analyzedInstruction, INVOKE_SUPER); 698ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 69989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_DIRECT_RANGE: 700ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvokeRange(analyzedInstruction, INVOKE_DIRECT); 701ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 70289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_STATIC_RANGE: 703ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvokeRange(analyzedInstruction, INVOKE_STATIC); 704ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 70589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com case INVOKE_INTERFACE_RANGE: 706ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvokeRange(analyzedInstruction, INVOKE_INTERFACE); 707ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 708fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 709fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 710fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 711fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private static final EnumSet<RegisterType.Category> Primitive32BitCategories = EnumSet.of( 712fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Null, 713fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Boolean, 714fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Byte, 715fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Short, 716fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Char, 717fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Integer, 718fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Float); 719fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 720fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private static final EnumSet<RegisterType.Category> WideLowCategories = EnumSet.of( 721fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.LongLo, 722fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.DoubleLo); 723fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 724fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private static final EnumSet<RegisterType.Category> WideHighCategories = EnumSet.of( 725fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.LongHi, 726fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.DoubleHi); 727fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 728fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com private static final EnumSet<RegisterType.Category> ReferenceCategories = EnumSet.of( 729fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Null, 730fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.Category.Reference); 731fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 73285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private static final EnumSet<RegisterType.Category> ReferenceAndPrimitive32BitCategories = EnumSet.of( 73385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Null, 73485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Boolean, 73585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Byte, 73685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Short, 73785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Char, 73885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Integer, 73985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Float, 74085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType.Category.Reference); 741fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 742d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 743fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 74485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private void handleMove(AnalyzedInstruction analyzedInstruction, EnumSet validCategories) { 745fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 746fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 74785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType sourceRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 74885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com validCategories); 749fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 750fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, sourceRegisterType); 751fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 752fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 753ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleMoveResult(AnalyzedInstruction analyzedInstruction, 754fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com EnumSet<RegisterType.Category> allowedCategories) { 755fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 756fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: handle the case when the previous instruction is an odexed instruction 757fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 758fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (analyzedInstruction.instructionIndex == 0) { 759fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException(analyzedInstruction.instruction.opcode.name + " cannot be the first " + 760fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com "instruction in a method. It must occur after an invoke-*/fill-new-array instruction"); 761fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 762fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 763fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com AnalyzedInstruction previousInstruction = instructions.valueAt(analyzedInstruction.instructionIndex-1); 764fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 765fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (!previousInstruction.instruction.opcode.setsResult()) { 766fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException(analyzedInstruction.instruction.opcode.name + " must occur after an " + 767fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com "invoke-*/fill-new-array instruction"); 768fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 769fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 770fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: does dalvik allow a move-result after an invoke with a void return type? 77185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType resultRegisterType; 772fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 773fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com InstructionWithReference invokeInstruction = (InstructionWithReference)previousInstruction.instruction; 774fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Item item = invokeInstruction.getReferencedItem(); 775fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 776fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (item instanceof MethodIdItem) { 77785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com resultRegisterType = RegisterType.getRegisterTypeForTypeIdItem( 778fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com ((MethodIdItem)item).getPrototype().getReturnType()); 779fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } else { 780fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert item instanceof TypeIdItem; 78185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com resultRegisterType = RegisterType.getRegisterTypeForTypeIdItem((TypeIdItem)item); 78285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 78385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com 78485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (!allowedCategories.contains(resultRegisterType.category)) { 78585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Wrong move-result* instruction for return value %s", 78685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com resultRegisterType.toString())); 787fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 788fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 78985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, resultRegisterType); 790fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 791fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 792ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleMoveException(AnalyzedInstruction analyzedInstruction) { 793fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com CodeItem.TryItem[] tries = encodedMethod.codeItem.getTries(); 794fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int instructionAddress = getInstructionAddress(analyzedInstruction); 795fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 796fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (tries == null) { 797fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("move-exception must be the first instruction in an exception handler block"); 798fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 799fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 800fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType exceptionType = null; 801fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 802fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (CodeItem.TryItem tryItem: encodedMethod.codeItem.getTries()) { 803fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (tryItem.encodedCatchHandler.getCatchAllHandlerAddress() == instructionAddress) { 804fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com exceptionType = RegisterType.getRegisterType(RegisterType.Category.Reference, 805fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com ClassPath.getClassDef("Ljava/lang/Throwable;")); 806fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com break; 807fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 808fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com for (CodeItem.EncodedTypeAddrPair handler: tryItem.encodedCatchHandler.handlers) { 809fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (handler.getHandlerAddress() == instructionAddress) { 810fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com exceptionType = RegisterType.getRegisterTypeForTypeIdItem(handler.exceptionType) 811fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com .merge(exceptionType); 812fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 813fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 814fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 815fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 81685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (exceptionType == null) { 81785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException("move-exception must be the first instruction in an exception handler block"); 81885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 81985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com 820fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: check if the type is a throwable. Should we throw a ValidationException or print a warning? (does dalvik validate that it's a throwable? It doesn't in CodeVerify.c, but it might check in DexSwapVerify.c) 82185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (exceptionType.category != RegisterType.Category.Reference) { 82285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Exception type %s is not a reference type", 82385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com exceptionType.toString())); 82485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 82585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com 826fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, exceptionType); 827fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 828fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 829ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void checkConstructorReturn(AnalyzedInstruction analyzedInstruction) { 830fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert this.isInstanceConstructor(); 831fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 832fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //if we're in an instance constructor (an <init> method), then the superclass <init> must have been called. 833fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //When execution enters the method, the "this" register is set as an uninitialized reference to the containing 834fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //class. Once the superclass' <init> is called, the "this" register is upgraded to a full-blown reference type, 835fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //so we need to ensure that the "this" register isn't an uninitialized reference 836fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 837fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int thisRegister = getThisRegister(); 838fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType thisRegisterType = analyzedInstruction.postRegisterMap[thisRegister]; 839fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 840fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (thisRegisterType.category == RegisterType.Category.UninitRef) { 841fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("Returning from constructor without calling the superclass' <init>"); 842fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 843fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert thisRegisterType.category == RegisterType.Category.Reference; 844fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert thisRegisterType.type == ClassPath.getClassDef(encodedMethod.method.getContainingClass()); 845fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 846fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 847ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleReturnVoid(AnalyzedInstruction analyzedInstruction) { 848fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (this.isInstanceConstructor()) { 849ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com checkConstructorReturn(analyzedInstruction); 850fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 851fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 852fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com TypeIdItem returnType = encodedMethod.method.getPrototype().getReturnType(); 853fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (returnType.getTypeDescriptor().charAt(0) != 'V') { 854fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: could add which return-* variation should be used instead 855fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("Cannot use return-void with a non-void return type (" + 856fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com returnType.getTypeDescriptor() + ")"); 857fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 858fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 859fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 86085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private void handleReturn(AnalyzedInstruction analyzedInstruction, EnumSet validCategories) { 861fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (this.isInstanceConstructor()) { 862ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com checkConstructorReturn(analyzedInstruction); 863fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 864fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 865fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 86685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com int returnRegister = instruction.getRegisterA(); 86785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType returnRegisterType = getAndCheckSourceRegister(analyzedInstruction, returnRegister, 86885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com validCategories); 869fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 870fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com TypeIdItem returnType = encodedMethod.method.getPrototype().getReturnType(); 871fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (returnType.getTypeDescriptor().charAt(0) == 'V') { 872fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("Cannot use return with a void return type. Use return-void instead"); 873fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 874fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 87585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType methodReturnRegisterType = RegisterType.getRegisterTypeForTypeIdItem(returnType); 876fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 87785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (!validCategories.contains(methodReturnRegisterType.category)) { 878fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: could add which return-* variation should be used instead 87985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with return type %s", 88085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, returnType.getTypeDescriptor())); 881fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 882fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 88385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (validCategories == ReferenceCategories) { 88485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (methodReturnRegisterType.type.isInterface()) { 88585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (!returnRegisterType.type.implementsInterface(methodReturnRegisterType.type)) { 88685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com //TODO: how to handle warnings? 88785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 88885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } else { 88985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (!returnRegisterType.type.extendsClass(methodReturnRegisterType.type)) { 89085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("The return value in register v%d (%s) is not " + 89185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com "compatible with the method's return type %s", returnRegister, 89285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com returnRegisterType.type.getClassType(), methodReturnRegisterType.type.getClassType())); 89385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 894fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 895fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 896fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 897fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 898ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleConst(AnalyzedInstruction analyzedInstruction) { 899fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com LiteralInstruction instruction = (LiteralInstruction)analyzedInstruction.instruction; 900fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 901fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType newDestinationRegisterType = RegisterType.getRegisterTypeForLiteral(instruction.getLiteral()); 902fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 903fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //we assume that the literal value is a valid value for the given instruction type, because it's impossible 904fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //to store an invalid literal with the instruction. so we don't need to check the type of the literal 905fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, newDestinationRegisterType); 906fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 907fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 908ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleConstHigh16(AnalyzedInstruction analyzedInstruction) { 909fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com LiteralInstruction instruction = (LiteralInstruction)analyzedInstruction.instruction; 910fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 911fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: test this 912fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com long literalValue = instruction.getLiteral() << 16; 913fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType newDestinationRegisterType = RegisterType.getRegisterTypeForLiteral(literalValue); 914fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 915fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //we assume that the literal value is a valid value for the given instruction type, because it's impossible 916fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //to store an invalid literal with the instruction. so we don't need to check the type of the literal 917fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, newDestinationRegisterType); 918fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 919fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 920ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleWideConst(AnalyzedInstruction analyzedInstruction) { 92185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 922fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.LongLo, null)); 923fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 924fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 925ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleConstString(AnalyzedInstruction analyzedInstruction) { 926fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com ClassPath.ClassDef stringClassDef = ClassPath.getClassDef("Ljava/lang/String;"); 927fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType stringType = RegisterType.getRegisterType(RegisterType.Category.Reference, stringClassDef); 928fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, stringType); 929fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 930fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 931ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleConstClass(AnalyzedInstruction analyzedInstruction) { 932fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com ClassPath.ClassDef classClassDef = ClassPath.getClassDef("Ljava/lang/Class;"); 933fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType classType = RegisterType.getRegisterType(RegisterType.Category.Reference, classClassDef); 934fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 935fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com InstructionWithReference instruction = (InstructionWithReference)analyzedInstruction.instruction; 936fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Item item = instruction.getReferencedItem(); 937fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert item.getItemType() == ItemType.TYPE_TYPE_ID_ITEM; 938fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 939fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //make sure the referenced class is resolvable 940fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: need to check class access 941fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com ClassPath.ClassDef classDef = ClassPath.getClassDef((TypeIdItem)item); 942fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 943fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 944ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleMonitor(AnalyzedInstruction analyzedInstruction) { 94585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 94685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), ReferenceCategories); 947fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 948fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 949ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleCheckCast(AnalyzedInstruction analyzedInstruction) { 950fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com { 951fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //ensure the "source" register is a reference type 952fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 953fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 95485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType registerType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), 95585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 956fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 957fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 958fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com { 959fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //resolve and verify the class that we're casting to 960fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com InstructionWithReference instruction = (InstructionWithReference)analyzedInstruction.instruction; 961fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 962fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Item item = instruction.getReferencedItem(); 963fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert item.getItemType() == ItemType.TYPE_TYPE_ID_ITEM; 964fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 965fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: need to check class access 96685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType castRegisterType = RegisterType.getRegisterTypeForTypeIdItem((TypeIdItem)item); 96785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (castRegisterType.category != RegisterType.Category.Reference) { 968fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: verify that dalvik allows a non-reference type.. 969fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: print a warning, but don't re-throw the exception. dalvik allows a non-reference type during validation (but throws an exception at runtime) 970fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 971fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 97285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, castRegisterType); 973fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 974fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 975fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 976ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleInstanceOf(AnalyzedInstruction analyzedInstruction) { 977fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com { 978fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //ensure the register that is being checks is a reference type 97985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 980fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 98185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), ReferenceCategories); 982fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 983fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 984fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com { 985fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //resolve and verify the class that we're checking against 986fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com InstructionWithReference instruction = (InstructionWithReference)analyzedInstruction.instruction; 987fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 988fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Item item = instruction.getReferencedItem(); 989fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert item.getItemType() == ItemType.TYPE_TYPE_ID_ITEM; 990fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType registerType = RegisterType.getRegisterTypeForTypeIdItem((TypeIdItem)item); 99185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (registerType.category != RegisterType.Category.Reference) { 99285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use instance-of with a non-reference type %s", 99385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com registerType.toString())); 99485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 995fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 996fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: is it valid to use an array type? 997fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 998fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: could probably do an even more sophisticated check, where we check the possible register types against the specified type. In some cases, we could determine that it always fails, and print a warning to that effect. 999fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1000fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.Boolean, null)); 1001fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 1002fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 1003fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1004ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleArrayLength(AnalyzedInstruction analyzedInstruction) { 100585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 1006fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1007fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com int arrayRegisterNumber = instruction.getRegisterB(); 100885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType arrayRegisterType = getAndCheckSourceRegister(analyzedInstruction, arrayRegisterNumber, 100985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 1010fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1011fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (arrayRegisterType.type != null) { 1012fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (arrayRegisterType.type.getClassType().charAt(0) != '[') { 101385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use array-length with non-array type %s", 101485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 1015d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 1016d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 1017d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 101885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com assert arrayRegisterType.type instanceof ClassPath.ArrayClassDef; 101985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com 1020fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1021fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.Integer, null)); 1022fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 1023fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1024ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleNewInstance(AnalyzedInstruction analyzedInstruction) { 1025fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com InstructionWithReference instruction = (InstructionWithReference)analyzedInstruction.instruction; 1026fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1027a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com int register = ((SingleRegisterInstruction)analyzedInstruction.instruction).getRegisterA(); 1028a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com RegisterType destRegisterType = analyzedInstruction.postRegisterMap[register]; 1029a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com if (destRegisterType.category != RegisterType.Category.Unknown) { 1030a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com assert destRegisterType.category == RegisterType.Category.UninitRef; 1031a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com 1032a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com //the "post-instruction" destination register will only be set if we've gone over 1033a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com //this instruction at least once before. If this is the case, then we need to check 1034a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com //all the other registers, and make sure that none of them contain the same 1035a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com //uninitialized reference that is in the destination register. 1036a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com 1037a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com for (int i=0; i<analyzedInstruction.postRegisterMap.length; i++) { 1038a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com if (i==register) { 1039a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com continue; 1040a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com } 1041a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com 1042a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com if (analyzedInstruction.getPreInstructionRegisterType(i) == destRegisterType) { 1043a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com throw new ValidationException(String.format("Register v%d contains an uninitialized reference " + 1044a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com "that was created by this new-instance instruction.", i)); 1045a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com } 1046a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com } 1047a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com } 1048a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com 1049fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Item item = instruction.getReferencedItem(); 1050fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert item.getItemType() == ItemType.TYPE_TYPE_ID_ITEM; 1051fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1052fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com //TODO: need to check class access 1053fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType classType = RegisterType.getRegisterTypeForTypeIdItem((TypeIdItem)item); 105485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (classType.category != RegisterType.Category.Reference) { 105585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use new-instance with a non-reference type %s", 105685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com classType.toString())); 105785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 105885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com 1059fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (((TypeIdItem)item).getTypeDescriptor().charAt(0) == '[') { 1060fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("Cannot use array type \"" + ((TypeIdItem)item).getTypeDescriptor() + 1061fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com "\" with new-instance. Use new-array instead."); 1062d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 1063d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 1064fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1065a0314c265e76426e3e05e615cc713cf36c78cb85JesusFreke@JesusFreke.com RegisterType.getUnitializedReference(classType.type)); 1066fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 1067fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1068ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleNewArray(AnalyzedInstruction analyzedInstruction) { 1069fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com { 1070fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 107185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), Primitive32BitCategories); 1072fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 1073fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1074fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com InstructionWithReference instruction = (InstructionWithReference)analyzedInstruction.instruction; 1075fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1076fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com Item item = instruction.getReferencedItem(); 1077fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert item.getItemType() == ItemType.TYPE_TYPE_ID_ITEM; 1078fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1079fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com RegisterType arrayType = RegisterType.getRegisterTypeForTypeIdItem((TypeIdItem)item); 1080fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com assert arrayType.type instanceof ClassPath.ArrayClassDef; 1081d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 108285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (arrayType.category != RegisterType.Category.Reference) { 108385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use new-array with a non-reference type %s", 108485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com arrayType.toString())); 108585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 1086fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com if (arrayType.type.getClassType().charAt(0) != '[') { 1087fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com throw new ValidationException("Cannot use non-array type \"" + arrayType.type.getClassType() + 1088fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com "\" with new-array. Use new-instance instead."); 1089fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 1090fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1091fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, arrayType); 1092fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 1093fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 1094ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com private static interface RegisterIterator { 1095ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com int getRegister(); 1096ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com boolean moveNext(); 109706d1aacf61792afcdb273cf458e1e3daead0cf85JesusFreke@JesusFreke.com int getCount(); 10986192896f88638177ab6a5e64535f834f4a08b726JesusFreke@JesusFreke.com boolean pastEnd(); 1099ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com } 1100ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com 1101b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private static class Format35cRegisterIterator implements RegisterIterator { 1102b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private final int registerCount; 1103b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private final int[] registers; 1104b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private int currentRegister = 0; 1105b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1106b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public Format35cRegisterIterator(FiveRegisterInstruction instruction) { 1107b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com registerCount = instruction.getRegCount(); 1108b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com registers = new int[]{instruction.getRegisterD(), instruction.getRegisterE(), 1109b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com instruction.getRegisterF(), instruction.getRegisterG(), 1110b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com instruction.getRegisterA()}; 1111b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1112b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1113b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public int getRegister() { 1114b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return registers[currentRegister]; 1115b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1116b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1117b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public boolean moveNext() { 1118b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com currentRegister++; 1119b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return pastEnd(); 1120b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1121b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1122b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public int getCount() { 1123b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return registerCount; 1124b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1125b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1126b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public boolean pastEnd() { 1127b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return currentRegister >= registerCount; 1128b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1129b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1130b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1131b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private static class Format3rcRegisterIterator implements RegisterIterator { 1132b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private final int startRegister; 1133b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private final int registerCount; 1134b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com private int currentRegister = 0; 1135b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1136b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public Format3rcRegisterIterator(RegisterRangeInstruction instruction) { 1137b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com startRegister = instruction.getStartRegister(); 1138b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com registerCount = instruction.getRegCount(); 1139b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1140b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1141b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public int getRegister() { 1142b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return startRegister + currentRegister; 1143b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1144b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1145b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public boolean moveNext() { 1146b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com currentRegister++; 1147b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return pastEnd(); 1148b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1149b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1150b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public int getCount() { 1151b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return registerCount; 1152b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1153b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1154b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com public boolean pastEnd() { 1155b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com return currentRegister >= registerCount; 1156b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1157b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com } 1158b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com 1159ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleFilledNewArrayCommon(AnalyzedInstruction analyzedInstruction, 1160ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com RegisterIterator registerIterator) { 1161ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com InstructionWithReference instruction = (InstructionWithReference)analyzedInstruction.instruction; 1162ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com 11639e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com RegisterType arrayType; 11649e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com RegisterType arrayImmediateElementType; 11659e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 1166ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com Item item = instruction.getReferencedItem(); 1167ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com assert item.getItemType() == ItemType.TYPE_TYPE_ID_ITEM; 11689e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 1169ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com ClassPath.ClassDef classDef = ClassPath.getClassDef((TypeIdItem)item); 11709e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 1171ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com if (classDef.getClassType().charAt(0) != '[') { 1172ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com throw new ValidationException("Cannot use non-array type \"" + classDef.getClassType() + 1173ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com "\" with new-array. Use new-instance instead."); 11749e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com } 11759e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 1176ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)classDef; 1177ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com arrayType = RegisterType.getRegisterType(RegisterType.Category.Reference, classDef); 1178ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com arrayImmediateElementType = RegisterType.getRegisterTypeForType( 1179ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com arrayClassDef.getImmediateElementClass().getClassType()); 1180ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com String baseElementType = arrayClassDef.getBaseElementClass().getClassType(); 1181ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com if (baseElementType.charAt(0) == 'J' || baseElementType.charAt(0) == 'D') { 1182ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com throw new ValidationException("Cannot use filled-new-array to create an array of wide values " + 1183ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com "(long or double)"); 1184ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com } 11859e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 1186ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com do { 1187ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com int register = registerIterator.getRegister(); 11889e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com RegisterType elementType = analyzedInstruction.getPreInstructionRegisterType(register); 11899e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com assert elementType != null; 11909e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 11919e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com if (!elementType.canBeAssignedTo(arrayImmediateElementType)) { 11929e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com throw new ValidationException("Register v" + Integer.toString(register) + " is of type " + 11939e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com elementType.toString() + " and is incompatible with the array type " + 11949e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com arrayType.type.getClassType()); 11959e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com } 1196ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com } while (registerIterator.moveNext()); 11979e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 11989e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, arrayType); 11999e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com } 12009e5dd85d837501e84e18617fc136c8203ab1f183JesusFreke@JesusFreke.com 1201ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleFilledNewArray(AnalyzedInstruction analyzedInstruction) { 1202ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com FiveRegisterInstruction instruction = (FiveRegisterInstruction)analyzedInstruction.instruction; 1203ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleFilledNewArrayCommon(analyzedInstruction, new Format35cRegisterIterator(instruction)); 1204ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com } 1205ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com 1206ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleFilledNewArrayRange(AnalyzedInstruction analyzedInstruction) { 1207b615ba6f51a42428937236a640480d6f7f9dc511JesusFreke@JesusFreke.com RegisterRangeInstruction instruction = (RegisterRangeInstruction)analyzedInstruction.instruction; 1208ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com 1209ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com //instruction.getStartRegister() and instruction.getRegCount() both return an int value, but are actually 1210ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com //unsigned 16 bit values, so we don't have to worry about overflowing an int when adding them together 1211ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com if (instruction.getStartRegister() + instruction.getRegCount() >= 1<<16) { 1212ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com throw new ValidationException(String.format("Invalid register range {v%d .. v%d}. The ending register " + 1213472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com "is larger than the largest allowed register of v65535.", 1214ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com instruction.getStartRegister(), 1215ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com instruction.getStartRegister() + instruction.getRegCount() - 1)); 1216ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com } 1217ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com 1218ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleFilledNewArrayCommon(analyzedInstruction, new Format3rcRegisterIterator(instruction)); 1219ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com } 1220ac8785e5d550c2ec7c7d02dd2990f859a78c111cJesusFreke@JesusFreke.com 1221ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleFillArrayData(AnalyzedInstruction analyzedInstruction) { 1222472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 1223472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1224472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com int register = instruction.getRegisterA(); 1225472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com RegisterType registerType = analyzedInstruction.getPreInstructionRegisterType(register); 1226472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com assert registerType != null; 1227472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1228ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com if (registerType.category == RegisterType.Category.Null) { 1229ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 1230472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com } 1231472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1232472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com if (registerType.category != RegisterType.Category.Reference) { 1233472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use fill-array-data with non-array register v%d of " + 1234472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com "type %s", register, registerType.toString())); 1235472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com } 1236472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1237472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com assert registerType.type instanceof ClassPath.ArrayClassDef; 1238472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)registerType.type; 1239472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1240472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com if (arrayClassDef.getArrayDimensions() != 1) { 1241472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use fill-array-data with array type %s. It can only " + 1242472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com "be used with a one-dimensional array of primitives.", arrayClassDef.getClassType())); 1243472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com } 1244472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1245472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com int elementWidth; 1246472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com switch (arrayClassDef.getBaseElementClass().getClassType().charAt(0)) { 1247472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'Z': 1248472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'B': 1249472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com elementWidth = 1; 1250472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com break; 1251472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'C': 1252472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'S': 1253472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com elementWidth = 2; 1254472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com break; 1255472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'I': 1256472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'F': 1257472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com elementWidth = 4; 1258472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com break; 1259472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'J': 1260472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com case 'D': 1261472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com elementWidth = 8; 1262472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com break; 1263472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com default: 1264472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use fill-array-data with array type %s. It can " + 1265472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com "only be used with a one-dimensional array of primitives.", arrayClassDef.getClassType())); 1266472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com } 1267472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1268472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1269b7e78115277e30c71e6e991da3f31c5a1403c634JesusFreke@JesusFreke.com int arrayDataAddressOffset = ((OffsetInstruction)analyzedInstruction.instruction).getTargetAddressOffset(); 1270b7e78115277e30c71e6e991da3f31c5a1403c634JesusFreke@JesusFreke.com int arrayDataCodeAddress = getInstructionAddress(analyzedInstruction) + arrayDataAddressOffset; 1271b7e78115277e30c71e6e991da3f31c5a1403c634JesusFreke@JesusFreke.com AnalyzedInstruction arrayDataInstruction = this.instructions.get(arrayDataCodeAddress); 1272472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com if (arrayDataInstruction == null || arrayDataInstruction.instruction.getFormat() != Format.ArrayData) { 1273472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com throw new ValidationException(String.format("Could not find an array data structure at code address 0x%x", 1274b7e78115277e30c71e6e991da3f31c5a1403c634JesusFreke@JesusFreke.com arrayDataCodeAddress)); 1275472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com } 1276472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1277472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com ArrayDataPseudoInstruction arrayDataPseudoInstruction = 1278472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com (ArrayDataPseudoInstruction)arrayDataInstruction.instruction; 1279472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1280472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com if (elementWidth != arrayDataPseudoInstruction.getElementWidth()) { 1281472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com throw new ValidationException(String.format("The array data at code address 0x%x does not have the " + 1282472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com "correct element width for array type %s. Expecting element width %d, got element width %d.", 1283b7e78115277e30c71e6e991da3f31c5a1403c634JesusFreke@JesusFreke.com arrayDataCodeAddress, arrayClassDef.getClassType(), elementWidth, 1284472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com arrayDataPseudoInstruction.getElementWidth())); 1285472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com } 1286472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com } 1287472d3ea58455ebf43d21819b2701fad98b5a0f9cJesusFreke@JesusFreke.com 1288ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleThrow(AnalyzedInstruction analyzedInstruction) { 1289ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com int register = ((SingleRegisterInstruction)analyzedInstruction.instruction).getRegisterA(); 1290ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com 1291ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com RegisterType registerType = analyzedInstruction.getPreInstructionRegisterType(register); 1292ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com assert registerType != null; 1293ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com 1294ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com if (registerType.category == RegisterType.Category.Null) { 1295ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com return; 1296ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com } 1297ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com 1298ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com if (registerType.category != RegisterType.Category.Reference) { 1299ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use throw with non-reference type %s in register v%d", 1300ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com registerType.toString(), register)); 1301ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com } 1302ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com 1303ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com assert registerType.type != null; 1304ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com 1305ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com if (!registerType.type.extendsClass(ClassPath.getClassDef("Ljava/lang/Throwable;"))) { 1306ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use throw with non-throwable type %s in register v%d", 1307ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com registerType.type.getClassType(), register)); 1308ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com } 1309ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com } 1310ed140ca3e4fa66a03970affb3415a9fe2a924312JesusFreke@JesusFreke.com 1311ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleSwitch(AnalyzedInstruction analyzedInstruction, Format expectedSwitchDataFormat) { 1312cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com int register = ((SingleRegisterInstruction)analyzedInstruction.instruction).getRegisterA(); 1313cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com int switchCodeAddressOffset = ((OffsetInstruction)analyzedInstruction.instruction).getTargetAddressOffset(); 1314cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com 131585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, register, Primitive32BitCategories); 1316cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com 1317cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com int switchDataCodeAddress = this.getInstructionAddress(analyzedInstruction) + switchCodeAddressOffset; 1318cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com AnalyzedInstruction switchDataAnalyzedInstruction = instructions.get(switchDataCodeAddress); 1319cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com 1320cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com if (switchDataAnalyzedInstruction == null || 1321cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com switchDataAnalyzedInstruction.instruction.getFormat() != expectedSwitchDataFormat) { 1322cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com throw new ValidationException(String.format("There is no %s structure at code address 0x%x", 1323cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com expectedSwitchDataFormat.name(), switchDataCodeAddress)); 1324cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com } 1325cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com } 1326cda44f70cfebfae4875cd77455a171075aebac4dJesusFreke@JesusFreke.com 132785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private void handleFloatWideCmp(AnalyzedInstruction analyzedInstruction, EnumSet validCategories) { 1328f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com ThreeRegisterInstruction instruction = (ThreeRegisterInstruction)analyzedInstruction.instruction; 1329f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com 133085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), validCategories); 133185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterC(), validCategories); 1332f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com 1333f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1334f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.Byte, null)); 1335f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com } 1336f1a74cea19f10e9059e05f1cee6ae45baf118108JesusFreke@JesusFreke.com 1337ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIfEqNe(AnalyzedInstruction analyzedInstruction) { 1338aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 1339aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com 1340aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com RegisterType registerType1 = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterA()); 1341aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com assert registerType1 != null; 1342aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com 1343aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com RegisterType registerType2 = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterB()); 1344aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com assert registerType2 != null; 1345aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com 1346aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com if (!( 1347aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com (ReferenceCategories.contains(registerType1.category) && 1348aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com ReferenceCategories.contains(registerType2.category)) 1349aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com || 1350aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com (Primitive32BitCategories.contains(registerType1.category) && 1351aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com Primitive32BitCategories.contains(registerType2.category)) 1352aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com )) { 1353aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com 1354aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com throw new ValidationException(String.format("%s cannot be used on registers of dissimilar types %s and " + 1355aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com "%s. They must both be a reference type or a primitive 32 bit type.", 1356aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, registerType1.toString(), registerType2.toString())); 1357aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com } 1358aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com } 1359aba6bb0bbd1537a6df9614ee579773e4a8af70ffJesusFreke@JesusFreke.com 1360ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIf(AnalyzedInstruction analyzedInstruction) { 1361150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 1362150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com 136385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), Primitive32BitCategories); 136485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), Primitive32BitCategories); 1365150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com } 1366150acd9db94f9886f6fc32e89acc15a1a5c1466fJesusFreke@JesusFreke.com 1367ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIfEqzNez(AnalyzedInstruction analyzedInstruction) { 1368cb00252b6aed86cd3e7c426015cea83fcdbaa806JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 1369cb00252b6aed86cd3e7c426015cea83fcdbaa806JesusFreke@JesusFreke.com 137085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), 137185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceAndPrimitive32BitCategories); 1372cb00252b6aed86cd3e7c426015cea83fcdbaa806JesusFreke@JesusFreke.com } 1373cb00252b6aed86cd3e7c426015cea83fcdbaa806JesusFreke@JesusFreke.com 1374ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIfz(AnalyzedInstruction analyzedInstruction) { 137516a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 137616a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com 137785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), Primitive32BitCategories); 137816a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com } 137916a709ba046343bfefc15a6cdb0be38282126223JesusFreke@JesusFreke.com 1380ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handle32BitPrimitiveAget(AnalyzedInstruction analyzedInstruction, 1381b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com RegisterType.Category instructionCategory) { 1382b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com ThreeRegisterInstruction instruction = (ThreeRegisterInstruction)analyzedInstruction.instruction; 1383b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 138485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterC(), Primitive32BitCategories); 1385b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1386b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com RegisterType arrayRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterB()); 1387b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com assert arrayRegisterType != null; 1388b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1389b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Null) { 1390b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Reference) { 1391b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with non-array type %s", 1392b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, arrayRegisterType.category.toString())); 1393b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 1394b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1395b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com assert arrayRegisterType.type != null; 1396b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com if (arrayRegisterType.type.getClassType().charAt(0) != '[') { 1397b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with non-array type %s", 1398b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, arrayRegisterType.type.getClassType())); 1399b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 1400b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1401b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com assert arrayRegisterType.type instanceof ClassPath.ArrayClassDef; 1402b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)arrayRegisterType.type; 1403b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1404b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com if (arrayClassDef.getArrayDimensions() != 1) { 1405b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with multi-dimensional array type %s", 1406b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, arrayRegisterType.type.getClassType())); 1407b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 1408b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1409b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com RegisterType arrayBaseType = 1410b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com RegisterType.getRegisterTypeForType(arrayClassDef.getBaseElementClass().getClassType()); 1411b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com if (checkArrayFieldAssignment(arrayBaseType.category, instructionCategory)) { 1412b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with array type %s. Incorrect array type " + 1413b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 1414b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 1415b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 1416b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 1417b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1418b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1419b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com RegisterType.getRegisterType(instructionCategory, null)); 1420b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 1421b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 1422ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleAgetWide(AnalyzedInstruction analyzedInstruction) { 1423c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com ThreeRegisterInstruction instruction = (ThreeRegisterInstruction)analyzedInstruction.instruction; 1424c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 142585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterC(), Primitive32BitCategories); 1426c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 1427c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com RegisterType arrayRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterB()); 1428c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com assert arrayRegisterType != null; 1429c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 1430c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Null) { 1431c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Reference) { 1432c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-wide with non-array type %s", 1433c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com arrayRegisterType.category.toString())); 1434c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } 1435c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 1436c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com assert arrayRegisterType.type != null; 1437c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com if (arrayRegisterType.type.getClassType().charAt(0) != '[') { 1438c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-wide with non-array type %s", 1439c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 1440c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } 1441c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 1442c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com assert arrayRegisterType.type instanceof ClassPath.ArrayClassDef; 1443c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)arrayRegisterType.type; 1444c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 1445c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com if (arrayClassDef.getArrayDimensions() != 1) { 1446c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-wide with multi-dimensional array type %s", 1447c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 1448c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } 1449c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 1450c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com char arrayBaseType = arrayClassDef.getBaseElementClass().getClassType().charAt(0); 1451c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com if (arrayBaseType == 'J') { 145285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1453c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.LongLo, null)); 1454c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } else if (arrayBaseType == 'D') { 145585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1456c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.DoubleLo, null)); 1457c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } else { 1458c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-wide with array type %s. Incorrect " + 1459c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com "array type for the instruction.", arrayRegisterType.type.getClassType())); 1460c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } 1461c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } else { 146285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1463c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.LongLo, null)); 1464c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } 1465c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com } 1466c308b24b6261ea81497a69e6d4d7ef6319943b10JesusFreke@JesusFreke.com 1467ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleAgetObject(AnalyzedInstruction analyzedInstruction) { 1468461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com ThreeRegisterInstruction instruction = (ThreeRegisterInstruction)analyzedInstruction.instruction; 1469461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 147085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterC(), Primitive32BitCategories); 1471461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 1472461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com RegisterType arrayRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterB()); 1473461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com assert arrayRegisterType != null; 1474461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 1475461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Null) { 1476461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Reference) { 1477461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-object with non-array type %s", 1478461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com arrayRegisterType.category.toString())); 1479461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com } 1480461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 1481461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com assert arrayRegisterType.type != null; 1482461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com if (arrayRegisterType.type.getClassType().charAt(0) != '[') { 1483461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-object with non-array type %s", 1484461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 1485461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com } 1486461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 1487461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com assert arrayRegisterType.type instanceof ClassPath.ArrayClassDef; 1488461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)arrayRegisterType.type; 1489461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 1490461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com ClassPath.ClassDef elementClassDef = arrayClassDef.getImmediateElementClass(); 1491461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com char elementTypePrefix = elementClassDef.getClassType().charAt(0); 1492461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com if (elementTypePrefix != 'L' && elementTypePrefix != '[') { 1493461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-object with array type %s. Incorrect " + 1494461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com "array type for the instruction.", arrayRegisterType.type.getClassType())); 1495461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com } 1496461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 1497461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1498461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.Reference, elementClassDef)); 1499461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com } else { 1500461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1501461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.Null, null)); 1502461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com } 1503461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com } 1504461a797324f0377db6cf06f680dec894b6f91204JesusFreke@JesusFreke.com 1505ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handle32BitPrimitiveAput(AnalyzedInstruction analyzedInstruction, 1506c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com RegisterType.Category instructionCategory) { 1507c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com ThreeRegisterInstruction instruction = (ThreeRegisterInstruction)analyzedInstruction.instruction; 1508c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 150985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterC(), Primitive32BitCategories); 1510c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1511c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com RegisterType sourceRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterA()); 1512c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com assert sourceRegisterType != null; 1513c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com RegisterType instructionRegisterType = RegisterType.getRegisterType(instructionCategory, null); 1514c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com if (!sourceRegisterType.canBeAssignedTo(instructionRegisterType)) { 1515c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with source register type %s.", 1516c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, sourceRegisterType.toString())); 1517c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com } 1518c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1519c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1520c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com RegisterType arrayRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterB()); 1521c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com assert arrayRegisterType != null; 1522c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1523c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Null) { 1524c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Reference) { 1525c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with non-array type %s", 1526c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, arrayRegisterType.category.toString())); 1527c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com } 1528c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1529c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com assert arrayRegisterType.type != null; 1530c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com if (arrayRegisterType.type.getClassType().charAt(0) != '[') { 1531c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with non-array type %s", 1532c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, arrayRegisterType.type.getClassType())); 1533c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com } 1534c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1535c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com assert arrayRegisterType.type instanceof ClassPath.ArrayClassDef; 1536c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)arrayRegisterType.type; 1537c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1538c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com if (arrayClassDef.getArrayDimensions() != 1) { 1539c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with multi-dimensional array type %s", 1540c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, arrayRegisterType.type.getClassType())); 1541c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com } 1542c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1543c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com RegisterType arrayBaseType = 1544c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com RegisterType.getRegisterTypeForType(arrayClassDef.getBaseElementClass().getClassType()); 1545c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com if (checkArrayFieldAssignment(arrayBaseType.category, instructionCategory)) { 1546c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with array type %s. Incorrect array type " + 1547c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 1548c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 154955d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com } 155055d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com } 155155d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com } 155255d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 1553ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleAputWide(AnalyzedInstruction analyzedInstruction) { 155455d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com ThreeRegisterInstruction instruction = (ThreeRegisterInstruction)analyzedInstruction.instruction; 155555d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 155685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterC(), Primitive32BitCategories); 155785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), WideLowCategories); 155855d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 155955d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com RegisterType arrayRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterB()); 156055d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com assert arrayRegisterType != null; 156155d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 156255d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Null) { 156355d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Reference) { 156455d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aput-wide with non-array type %s", 156555d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com arrayRegisterType.category.toString())); 156655d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com } 156755d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 156855d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com assert arrayRegisterType.type != null; 156955d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com if (arrayRegisterType.type.getClassType().charAt(0) != '[') { 157055d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aput-wide with non-array type %s", 157155d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 157255d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com } 157355d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 157455d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com assert arrayRegisterType.type instanceof ClassPath.ArrayClassDef; 157555d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)arrayRegisterType.type; 157655d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 157755d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com if (arrayClassDef.getArrayDimensions() != 1) { 157855d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aput-wide with multi-dimensional array type %s", 157955d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 158055d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com } 158155d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com 158255d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com char arrayBaseType = arrayClassDef.getBaseElementClass().getClassType().charAt(0); 158355d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com if (arrayBaseType != 'J' && arrayBaseType != 'D') { 158455d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aput-wide with array type %s. Incorrect " + 158555d43e36eb862bf86ceaf9c664789ce2c4d92af8JesusFreke@JesusFreke.com "array type for the instruction.", arrayRegisterType.type.getClassType())); 1586898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com } 1587898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com } 1588898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com } 1589898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1590ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleAputObject(AnalyzedInstruction analyzedInstruction) { 1591898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com ThreeRegisterInstruction instruction = (ThreeRegisterInstruction)analyzedInstruction.instruction; 1592898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 159385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterC(), Primitive32BitCategories); 1594898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1595898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com RegisterType sourceRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterA()); 1596898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com assert sourceRegisterType != null; 1597ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com 15986d11e9062dfaa27c7fa8719d9d9b4f58b0d5cfa0JesusFreke@JesusFreke.com //TODO: ensure sourceRegisterType is a Reference type? 1599898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1600898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com RegisterType arrayRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterB()); 1601898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com assert arrayRegisterType != null; 1602898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1603898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Null) { 1604898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com //don't check the source type against the array type, just make sure it is an array of reference types 1605898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1606898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com if (arrayRegisterType.category != RegisterType.Category.Reference) { 1607898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-object with non-array type %s", 1608898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com arrayRegisterType.category.toString())); 1609898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com } 1610898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1611898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com assert arrayRegisterType.type != null; 1612898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com if (arrayRegisterType.type.getClassType().charAt(0) != '[') { 1613898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-object with non-array type %s", 1614898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com arrayRegisterType.type.getClassType())); 1615898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com } 1616898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1617898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com assert arrayRegisterType.type instanceof ClassPath.ArrayClassDef; 1618898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com ClassPath.ArrayClassDef arrayClassDef = (ClassPath.ArrayClassDef)arrayRegisterType.type; 1619898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com 1620898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com ClassPath.ClassDef elementClassDef = arrayClassDef.getImmediateElementClass(); 1621898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com char elementTypePrefix = elementClassDef.getClassType().charAt(0); 1622898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com if (elementTypePrefix != 'L' && elementTypePrefix != '[') { 1623898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use aget-object with array type %s. Incorrect " + 1624898e750048326802a488623d1ebf475df9bca209JesusFreke@JesusFreke.com "array type for the instruction.", arrayRegisterType.type.getClassType())); 1625c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com } 1626c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com } 1627c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com } 1628c849236be2031b02d66eac4149617fd8a83572b4JesusFreke@JesusFreke.com 1629ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handle32BitPrimitiveIget(AnalyzedInstruction analyzedInstruction, 16304f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com RegisterType.Category instructionCategory) { 16314f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 16324f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com 163385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType objectRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 163485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 16354f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com 16364f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com //TODO: check access 16374f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com //TODO: allow an uninitialized "this" reference, if the current method is an <init> method 16384f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 16394f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 16404f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 16414f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com 16424f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com if (objectRegisterType.category != RegisterType.Category.Null && 16434f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com !objectRegisterType.type.extendsClass(ClassPath.getClassDef(field.getContainingClass()))) { 16444f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot access field %s through type %s", 16454f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com field.getFieldString(), objectRegisterType.type.getClassType())); 16464f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com } 16474f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com 16484f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 16494f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com 16504f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com if (!checkArrayFieldAssignment(fieldType.category, instructionCategory)) { 16514f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 16524f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 16534f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com field.getFieldString())); 16544f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com } 16554f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com 16564f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 16574f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com RegisterType.getRegisterType(instructionCategory, null)); 16584f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com } 16594f84e8f9e9bf4c74cbb2fc083d16ecb4fe0ec501JesusFreke@JesusFreke.com 1660ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIgetWide(AnalyzedInstruction analyzedInstruction) { 16619d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 16629d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com 166385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType objectRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 166485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 16659d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com 16669d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com //TODO: check access 16679d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com //TODO: allow an uninitialized "this" reference, if the current method is an <init> method 16689d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 16699d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 16709d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 16719d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com 16729d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com if (objectRegisterType.category != RegisterType.Category.Null && 16739d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com !objectRegisterType.type.extendsClass(ClassPath.getClassDef(field.getContainingClass()))) { 16749d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot access field %s through type %s", 16759d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com field.getFieldString(), objectRegisterType.type.getClassType())); 16769d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com } 16779d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com 16789d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 16799d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com 168085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (!WideLowCategories.contains(fieldType.category)) { 16819d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 168285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 168385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com field.getFieldString())); 16849d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com } 16859d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com 168685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, fieldType); 16877a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com } 16887a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com 1689ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIgetObject(AnalyzedInstruction analyzedInstruction) { 16907a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 16917a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com 169285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType objectRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 169385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 16947a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com 16957a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com //TODO: check access 16967a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com //TODO: allow an uninitialized "this" reference, if the current method is an <init> method 16977a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 16987a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 16997a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 17007a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com 17017a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com if (objectRegisterType.category != RegisterType.Category.Null && 17027a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com !objectRegisterType.type.extendsClass(ClassPath.getClassDef(field.getContainingClass()))) { 17037a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot access field %s through type %s", 17047a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com field.getFieldString(), objectRegisterType.type.getClassType())); 17057a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com } 17067a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com 17077a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 17087a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com 17097a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com if (fieldType.category != RegisterType.Category.Reference) { 17107a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 17117a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 17127a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com field.getFieldString())); 17137a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com } 17147a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com 17157a58f2434a2d906735ce585064d0fa46003c460dJesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, fieldType); 17169d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com } 17179d92fd3748eab8f23502dc11aff06e6e7d29d1f3JesusFreke@JesusFreke.com 1718ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handle32BitPrimitiveIput(AnalyzedInstruction analyzedInstruction, 17199971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com RegisterType.Category instructionCategory) { 17209971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 17219971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 172285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType objectRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 172385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 17249971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17259971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com RegisterType sourceRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterA()); 17269971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com assert sourceRegisterType != null; 17279971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17289971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com //per CodeVerify.c in dalvik: 17299971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com //java generates synthetic functions that write byte values into boolean fields 17309971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com if (sourceRegisterType.category == RegisterType.Category.Byte && 17319971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com instructionCategory == RegisterType.Category.Boolean) { 17329971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17339971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com sourceRegisterType = RegisterType.getRegisterType(RegisterType.Category.Boolean, null); 17349971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com } 17359971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17369971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com RegisterType instructionRegisterType = RegisterType.getRegisterType(instructionCategory, null); 17379971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com if (!sourceRegisterType.canBeAssignedTo(instructionRegisterType)) { 17389971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with source register type %s.", 17399971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, sourceRegisterType.toString())); 17409971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com } 17419971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17429971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17439971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com //TODO: check access 17449971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com //TODO: allow an uninitialized "this" reference, if the current method is an <init> method 17459971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 17469971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 17479971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 17489971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17499971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com if (objectRegisterType.category != RegisterType.Category.Null && 17509971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com !objectRegisterType.type.extendsClass(ClassPath.getClassDef(field.getContainingClass()))) { 17519971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot access field %s through type %s", 17529971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com field.getFieldString(), objectRegisterType.type.getClassType())); 17539971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com } 17549971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17559971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 17569971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 17579971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com if (!checkArrayFieldAssignment(fieldType.category, instructionCategory)) { 17589971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 17599971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 17609971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com field.getFieldString())); 17619971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com } 17629971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com } 17639971346f4ce431e103c900cfdc14299ea25c685dJesusFreke@JesusFreke.com 1764ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIputWide(AnalyzedInstruction analyzedInstruction) { 176592616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 176692616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com 176785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType objectRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 176885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 176992616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com 177085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), WideLowCategories); 177192616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com 177292616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com //TODO: check access 177392616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com //TODO: allow an uninitialized "this" reference, if the current method is an <init> method 177492616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 177592616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 177692616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 177792616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com 177892616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com if (objectRegisterType.category != RegisterType.Category.Null && 177992616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com !objectRegisterType.type.extendsClass(ClassPath.getClassDef(field.getContainingClass()))) { 178092616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot access field %s through type %s", 178192616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com field.getFieldString(), objectRegisterType.type.getClassType())); 178292616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com } 178392616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com 178492616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 178592616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com 178692616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com if (!WideLowCategories.contains(fieldType.category)) { 178792616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 178892616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 178992616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com field.getFieldString())); 179092616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com } 179192616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com } 179292616c9f60a30b5d5ac423675db732cb2428ce79JesusFreke@JesusFreke.com 1793ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleIputObject(AnalyzedInstruction analyzedInstruction) { 179450ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com TwoRegisterInstruction instruction = (TwoRegisterInstruction)analyzedInstruction.instruction; 179550ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 179685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType objectRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 179785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 179850ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 179985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType sourceRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterB(), 180085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 180150ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 180250ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com //TODO: check access 180350ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com //TODO: allow an uninitialized "this" reference, if the current method is an <init> method 180450ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 180550ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 180650ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 180750ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 180850ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com if (objectRegisterType.category != RegisterType.Category.Null && 180950ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com !objectRegisterType.type.extendsClass(ClassPath.getClassDef(field.getContainingClass()))) { 181050ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot access field %s through type %s", 181150ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com field.getFieldString(), objectRegisterType.type.getClassType())); 181250ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com } 181350ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 181450ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 181550ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 181650ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com if (fieldType.category != RegisterType.Category.Reference) { 181750ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 181850ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 181950ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com field.getFieldString())); 182050ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com } 182150ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 182250ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com if (sourceRegisterType.category != RegisterType.Category.Null && 182350ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com !fieldType.type.isInterface() && 182450ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com !sourceRegisterType.type.extendsClass(fieldType.type)) { 182550ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 182650ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot store a value of type %s into a field of type %s", 182750ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com sourceRegisterType.type.getClassType(), fieldType.type.getClassType())); 182850ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com } 182950ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com } 183050ff6247416eff1a90edd1ebc222ac2cdc5c15cfJesusFreke@JesusFreke.com 1831ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handle32BitPrimitiveSget(AnalyzedInstruction analyzedInstruction, 1832052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com RegisterType.Category instructionCategory) { 1833052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com //TODO: check access 1834052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 1835052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 1836052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 1837052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com 1838052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 1839052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com 1840052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com if (!checkArrayFieldAssignment(fieldType.category, instructionCategory)) { 1841052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 1842052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 1843052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com field.getFieldString())); 1844052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com } 1845052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com 1846052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, 1847052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com RegisterType.getRegisterType(instructionCategory, null)); 1848052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com } 1849052f4890ab954dc8510230b2992904a1a66c5dccJesusFreke@JesusFreke.com 1850ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleSgetWide(AnalyzedInstruction analyzedInstruction) { 18512f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com //TODO: check access 18522f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 18532f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 18542f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 18552f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com 18562f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 18572f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com 18582f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com 18592f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com if (fieldType.category != RegisterType.Category.LongLo && 18602f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com fieldType.category != RegisterType.Category.DoubleLo) { 18612f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com 18622f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 18632f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 18642f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com field.getFieldString())); 18652f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com } 18662f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com 186785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, fieldType); 18682d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com } 18692d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com 1870ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleSgetObject(AnalyzedInstruction analyzedInstruction) { 18712d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com //TODO: check access 18722d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 18732d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 18742d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 18752d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com 18762d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 18772d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com 18782d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com if (fieldType.category != RegisterType.Category.Reference) { 18792d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 18802d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 18812d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com field.getFieldString())); 18822d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com } 18832d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com 18842d6d6eb22c86c79344b85ffe46fdd4268566bd0fJesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, fieldType); 18852f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com } 18862f233fefd9d73af8fab4037a6f874b161b98b259JesusFreke@JesusFreke.com 1887ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handle32BitPrimitiveSput(AnalyzedInstruction analyzedInstruction, 18889d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com RegisterType.Category instructionCategory) { 18899d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 18909d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 18919d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com RegisterType sourceRegisterType = analyzedInstruction.getPreInstructionRegisterType(instruction.getRegisterA()); 18929d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com assert sourceRegisterType != null; 18939d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 18949d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com //per CodeVerify.c in dalvik: 18959d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com //java generates synthetic functions that write byte values into boolean fields 18969d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com if (sourceRegisterType.category == RegisterType.Category.Byte && 18979d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com instructionCategory == RegisterType.Category.Boolean) { 18989d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 18999d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com sourceRegisterType = RegisterType.getRegisterType(RegisterType.Category.Boolean, null); 19009d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com } 19019d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 19029d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com RegisterType instructionRegisterType = RegisterType.getRegisterType(instructionCategory, null); 19039d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com if (!sourceRegisterType.canBeAssignedTo(instructionRegisterType)) { 19049d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with source register type %s.", 19059d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, sourceRegisterType.toString())); 19069d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com } 19079d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 19089d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com //TODO: check access 19099d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 19109d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 19119d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 19129d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 19139d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 19149d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 19159d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com if (!checkArrayFieldAssignment(fieldType.category, instructionCategory)) { 19169d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 19179d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 19189d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com field.getFieldString())); 19199d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com } 19209d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com } 19219d45d563fedaddab6bbdd421b139fe91d2f15fc8JesusFreke@JesusFreke.com 1922ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleSputWide(AnalyzedInstruction analyzedInstruction) { 1923f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 1924f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com 1925f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com 192685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), WideLowCategories); 1927f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com 1928f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com //TODO: check access 1929f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 1930f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 1931f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 1932f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com 1933f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 1934f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com 1935f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com if (!WideLowCategories.contains(fieldType.category)) { 1936f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 1937f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 1938f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com field.getFieldString())); 1939f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com } 1940f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com 194185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com setDestinationRegisterTypeAndPropagateChanges(analyzedInstruction, fieldType); 1942f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com } 1943f08a9e1c2c130a5ed5923999fec0283f91b48a09JesusFreke@JesusFreke.com 1944ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleSputObject(AnalyzedInstruction analyzedInstruction) { 194551cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com SingleRegisterInstruction instruction = (SingleRegisterInstruction)analyzedInstruction.instruction; 194651cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com 194785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType sourceRegisterType = getAndCheckSourceRegister(analyzedInstruction, instruction.getRegisterA(), 194885e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com ReferenceCategories); 194951cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com 195051cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com //TODO: check access 195151cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com Item referencedItem = ((InstructionWithReference)analyzedInstruction.instruction).getReferencedItem(); 195251cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com assert referencedItem instanceof FieldIdItem; 195351cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com FieldIdItem field = (FieldIdItem)referencedItem; 195451cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com 195551cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com RegisterType fieldType = RegisterType.getRegisterTypeForTypeIdItem(field.getFieldType()); 195651cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com 195751cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com if (fieldType.category != RegisterType.Category.Reference) { 195851cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot use %s with field %s. Incorrect field type " + 195951cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com "for the instruction.", analyzedInstruction.instruction.opcode.name, 196051cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com field.getFieldString())); 196151cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com } 196251cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com 196351cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com if (sourceRegisterType.category != RegisterType.Category.Null && 196451cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com !fieldType.type.isInterface() && 196551cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com !sourceRegisterType.type.extendsClass(fieldType.type)) { 196651cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com 196751cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot store a value of type %s into a field of type %s", 196851cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com sourceRegisterType.type.getClassType(), fieldType.type.getClassType())); 196951cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com } 197051cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com } 197151cec00885cdc063ee27ee6b67680189be34f8f9JesusFreke@JesusFreke.com 1972ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleInvoke(AnalyzedInstruction analyzedInstruction, int invokeType) { 197389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com FiveRegisterInstruction instruction = (FiveRegisterInstruction)analyzedInstruction.instruction; 1974ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvokeCommon(analyzedInstruction, false, invokeType, new Format35cRegisterIterator(instruction)); 197589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 197689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 1977ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleInvokeRange(AnalyzedInstruction analyzedInstruction, int invokeType) { 197889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterRangeInstruction instruction = (RegisterRangeInstruction)analyzedInstruction.instruction; 1979ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com handleInvokeCommon(analyzedInstruction, true, invokeType, new Format3rcRegisterIterator(instruction)); 198089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 198189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 198289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com private static final int INVOKE_VIRTUAL = 0x01; 198389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com private static final int INVOKE_SUPER = 0x02; 198489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com private static final int INVOKE_DIRECT = 0x04; 198589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com private static final int INVOKE_INTERFACE = 0x08; 198689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com private static final int INVOKE_STATIC = 0x10; 198789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 1988ee7ca05c819845d013d0b15f9c75a92fea6a3b3dJesusFreke@JesusFreke.com private void handleInvokeCommon(AnalyzedInstruction analyzedInstruction, boolean isRange, int invokeType, 198989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterIterator registers) { 199089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com InstructionWithReference instruction = (InstructionWithReference)analyzedInstruction.instruction; 199189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 199289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com //TODO: check access 199389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com //TODO: allow uninitialized reference if this in an <init> method 199489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 199589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com Item item = instruction.getReferencedItem(); 199689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com assert item.getItemType() == ItemType.TYPE_METHOD_ID_ITEM; 199789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com MethodIdItem methodIdItem = (MethodIdItem)item; 199889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 199989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com TypeIdItem methodClass = methodIdItem.getContainingClass(); 200089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com boolean isInit = false; 200189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 200289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (methodIdItem.getMethodName().getStringValue().charAt(0) == '<') { 200389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if ((invokeType & INVOKE_DIRECT) != 0) { 200489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com isInit = true; 200589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } else { 200689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot call constructor %s with %s", 200789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodIdItem.getMethodString(), analyzedInstruction.instruction.opcode.name)); 200889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 200989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 201089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 201189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com ClassPath.ClassDef methodClassDef = ClassPath.getClassDef(methodClass); 201289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if ((invokeType & INVOKE_INTERFACE) != 0) { 201389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (!methodClassDef.isInterface()) { 201489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot call method %s with %s. %s is not an interface " + 201589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com "class.", methodIdItem.getMethodString(), analyzedInstruction.instruction.opcode.name, 201689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodClassDef.getClassType())); 201789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 201889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } else { 201989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (methodClassDef.isInterface()) { 202089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot call method %s with %s. %s is an interface class." + 202189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com " Use invoke-interface or invoke-interface/range instead.", methodIdItem.getMethodString(), 202289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, methodClassDef.getClassType())); 202389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 202489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 202589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 202689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if ((invokeType & INVOKE_SUPER) != 0) { 202789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (methodClassDef.getSuperclass() == null) { 202889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot call method %s with %s. %s has no superclass", 202989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodIdItem.getMethodString(), analyzedInstruction.instruction.opcode.name, 203089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodClassDef.getSuperclass().getClassType())); 203189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 203289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 203389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (!methodClassDef.getSuperclass().hasVirtualMethod(methodIdItem.getMethodString())) { 203489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot call method %s with %s. The superclass %s has" + 203589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com "no such method", methodIdItem.getMethodString(), 203689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com analyzedInstruction.instruction.opcode.name, methodClassDef.getSuperclass().getClassType())); 203789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 203889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 203989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 204089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com assert isRange || registers.getCount() <= 5; 204189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 204289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com TypeListItem typeListItem = methodIdItem.getPrototype().getParameters(); 204389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com int methodParameterRegisterCount; 204489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (typeListItem == null) { 204589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodParameterRegisterCount = 0; 204689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } else { 204789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodParameterRegisterCount = typeListItem.getRegisterCount(); 204889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 204989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 205089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if ((invokeType & INVOKE_STATIC) == 0) { 205189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodParameterRegisterCount++; 205289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 205389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 205489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (methodParameterRegisterCount != registers.getCount()) { 205589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("The number of registers does not match the number of " + 205689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com "parameters for method %s. Expecting %d registers, got %d.", methodIdItem.getMethodString(), 205789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodParameterRegisterCount + 1, registers.getCount())); 205889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 205989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 206089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType objectRegisterType = null; 206189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com int objectRegister = 0; 206289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if ((invokeType & INVOKE_STATIC) == 0) { 206389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com objectRegister = registers.getRegister(); 206489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com registers.moveNext(); 206589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 206689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com objectRegisterType = analyzedInstruction.getPreInstructionRegisterType(objectRegister); 206789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com assert objectRegisterType != null; 206889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (objectRegisterType.category == RegisterType.Category.UninitRef) { 206989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (!isInit) { 207089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot invoke non-<init> method %s on uninitialized " + 207189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com "reference type %s", methodIdItem.getMethodString(), 207289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com objectRegisterType.type.getClassType())); 207389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 207489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } else if (objectRegisterType.category == RegisterType.Category.Reference) { 207589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (isInit) { 207689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot invoke %s on initialized reference type %s", 207789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodIdItem.getMethodString(), objectRegisterType.type.getClassType())); 207889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 207989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } else if (objectRegisterType.category == RegisterType.Category.Null) { 208089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (isInit) { 208189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot invoke %s on a null reference", 208289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodIdItem.getMethodString())); 208389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 208489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 208589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com else { 208689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot invoke %s on non-reference type %s", 208789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodIdItem.getMethodString(), objectRegisterType.toString())); 208889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 208989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 209089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (isInit) { 209189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (objectRegisterType.type == methodClassDef.getSuperclass()) { 209289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (!encodedMethod.method.getMethodName().equals("<init>")) { 209389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot call %s on type %s. The object type must " + 209489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com "match the method type exactly", methodIdItem.getMethodString(), 209589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com objectRegisterType.type.getClassType())); 209689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 209789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 209889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 209989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 210089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 210189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if ((invokeType & INVOKE_INTERFACE) == 0 && !objectRegisterType.type.extendsClass(methodClassDef)) { 210289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Cannot call method %s on an object of type %s, which " + 210389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com "does not extend %s.", methodIdItem.getMethodString(), objectRegisterType.type.getClassType(), 210489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com methodClassDef.getClassType())); 210589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 210689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 210789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 210889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com List<TypeIdItem> parameterTypes = typeListItem.getTypes(); 210989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com int parameterTypeIndex = 0; 211089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com while (!registers.pastEnd()) { 211189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com assert parameterTypeIndex < parameterTypes.size(); 211289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType parameterType = 211389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType.getRegisterTypeForTypeIdItem(parameterTypes.get(parameterTypeIndex)); 211489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 211589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com int register = registers.getRegister(); 211689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 211789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType parameterRegisterType; 211889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (WideLowCategories.contains(parameterType.category)) { 211985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com parameterRegisterType = getAndCheckSourceRegister(analyzedInstruction, register, WideLowCategories); 212089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 212189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (!registers.moveNext()) { 212289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("No 2nd register specified for wide register pair v%d", 212389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com parameterTypeIndex+1)); 212489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 212589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com int nextRegister = registers.getRegister(); 212689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 212789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (nextRegister != register + 1) { 212889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException(String.format("Invalid wide register pair (v%d, v%d). Registers " + 212989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com "must be consecutive.", register, nextRegister)); 213089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 213189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } else { 213289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com parameterRegisterType = analyzedInstruction.getPreInstructionRegisterType(register); 213389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 213489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 213589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com assert parameterRegisterType != null; 213689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 213789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (!parameterRegisterType.canBeAssignedTo(parameterType)) { 213889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com throw new ValidationException( 213989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com String.format("Invalid register type %s for parameter %d %s.", 214089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com parameterRegisterType.toString(), parameterTypeIndex+1, 214189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com parameterType.toString())); 214289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 214389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 214489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com parameterTypeIndex++; 214589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com registers.moveNext(); 214689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 214789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 214889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 214989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com //TODO: need to ensure the "this" register is initialized, in a constructor method 215089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (isInit) { 215189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(analyzedInstruction, objectRegister, 215289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType.getRegisterType(RegisterType.Category.Reference, objectRegisterType.type)); 215389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 215489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com for (int i=0; i<analyzedInstruction.postRegisterMap.length; i++) { 215589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType postInstructionRegisterType = analyzedInstruction.postRegisterMap[i]; 215689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (postInstructionRegisterType.category == RegisterType.Category.Unknown) { 215789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType preInstructionRegisterType = 215889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com analyzedInstruction.getMergedRegisterTypeFromPredecessors(i); 215989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 216089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (preInstructionRegisterType.category == RegisterType.Category.UninitRef) { 216189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com RegisterType registerType = null; 216289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com if (preInstructionRegisterType == objectRegisterType) { 216389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com registerType = analyzedInstruction.postRegisterMap[objectRegister]; 216489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } else { 216589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com registerType = preInstructionRegisterType; 216689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 216789e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 216889e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com setRegisterTypeAndPropagateChanges(analyzedInstruction, i, registerType); 216989e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 217089e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 217189e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 217289e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 217389e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com } 217489e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 217589e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 217689e1413ef3d2438f7126b2c55f6f57d62361e775JesusFreke@JesusFreke.com 2177b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com private static boolean checkArrayFieldAssignment(RegisterType.Category arrayFieldCategory, 2178b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com RegisterType.Category instructionCategory) { 2179b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com if (arrayFieldCategory == instructionCategory) { 2180b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com return true; 2181b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 2182b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 2183b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com if ((arrayFieldCategory == RegisterType.Category.Integer && 2184b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com instructionCategory == RegisterType.Category.Float) || 2185b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com (arrayFieldCategory == RegisterType.Category.Float && 2186b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com instructionCategory == RegisterType.Category.Integer)) { 2187b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com return true; 2188b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 2189b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com return false; 2190b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com } 2191b2397452907c28b0743bbbcdf9fa6b2a8208aeabJesusFreke@JesusFreke.com 219285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private static RegisterType getAndCheckSourceRegister(AnalyzedInstruction analyzedInstruction, int registerNumber, 219385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com EnumSet validCategories) { 219485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com assert registerNumber >= 0 && registerNumber < analyzedInstruction.postRegisterMap.length; 2195fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 219685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType registerType = analyzedInstruction.getPreInstructionRegisterType(registerNumber); 219785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com assert registerType != null; 2198fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 219985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com checkRegister(registerType, registerNumber, validCategories); 2200fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 220185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (validCategories == WideLowCategories) { 220285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com checkRegister(registerType, registerNumber, WideLowCategories); 220385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com checkWidePair(registerNumber, analyzedInstruction); 2204fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 220585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com RegisterType secondRegisterType = analyzedInstruction.getPreInstructionRegisterType(registerNumber + 1); 220685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com assert secondRegisterType != null; 220785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com checkRegister(secondRegisterType, registerNumber+1, WideHighCategories); 2208fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 2209fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 221085e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com return registerType; 221185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 2212fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com 221385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private static void checkRegister(RegisterType registerType, int registerNumber, EnumSet validCategories) { 221485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (!validCategories.contains(registerType.category)) { 221585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com //TODO: add expected categories to error message 221685e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("Invalid register type for register v%d. Expecting one of: " + 221785e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com "but got %s", registerNumber, registerType.toString())); 2218fffb29fd9d67ba1396bd2999de4f0d9a44b79837JesusFreke@JesusFreke.com } 221985e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 2220d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com 222185e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com private static void checkWidePair(int registerNumber, AnalyzedInstruction analyzedInstruction) { 222285e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com if (registerNumber + 1 >= analyzedInstruction.postRegisterMap.length) { 222385e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com throw new ValidationException(String.format("v%d is the last register and not a valid wide register " + 222485e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com "pair.", registerNumber)); 222585e17ca30a336e12592911afe666191947ec3697JesusFreke@JesusFreke.com } 2226d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com } 2227d27ca7f7a61cfbe60e1c490bf645257d7d59fd39JesusFreke@JesusFreke.com} 2228