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Fix issues with converting switch statements in MutableMethodImplementation

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This commit is contained in:
Ben Gruver 2013-10-12 01:50:53 -07:00
parent 135631b11b
commit 9f48c72390
1 changed files with 10 additions and 7 deletions
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17
dexlib2/src/main/java/org/jf/dexlib2/builder/MutableMethodImplementation.java
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@ -483,9 +483,11 @@ public class MutableMethodImplementation implements MethodImplementation {
}
@Nonnull
public Label newSwitchPayloadReferenceLabel(@Nonnull int[] codeAddressToIndex, int codeAddress) {
public Label newSwitchPayloadReferenceLabel(@Nonnull MethodLocation switchLocation,
@Nonnull int[] codeAddressToIndex, int codeAddress) {
MethodLocation referent = instructionList.get(mapCodeAddressToIndex(codeAddressToIndex, codeAddress));
Label label = new SwitchPayloadReferenceLabel();
SwitchPayloadReferenceLabel label = new SwitchPayloadReferenceLabel();
label.switchLocation = switchLocation;
referent.getLabels().add(label);
return label;
}
@ -567,7 +569,7 @@ public class MutableMethodImplementation implements MethodImplementation {
setInstruction(location, newBuilderInstruction31i((Instruction31i)instruction));
return;
case Format31t:
setInstruction(location, newBuilderInstruction31t(location.codeAddress, codeAddressToIndex,
setInstruction(location, newBuilderInstruction31t(location, codeAddressToIndex,
(Instruction31t)instruction));
return;
case Format32x:
@ -771,12 +773,13 @@ public class MutableMethodImplementation implements MethodImplementation {
}
@Nonnull
private BuilderInstruction31t newBuilderInstruction31t(int codeAddress, int[] codeAddressToIndex,
private BuilderInstruction31t newBuilderInstruction31t(@Nonnull MethodLocation location , int[] codeAddressToIndex,
@Nonnull Instruction31t instruction) {
int codeAddress = location.getCodeAddress();
Label newLabel;
if (instruction.getOpcode() != Opcode.FILL_ARRAY_DATA) {
// if it's a sparse switch or packed switch
newLabel = newSwitchPayloadReferenceLabel(codeAddressToIndex, codeAddress + instruction.getCodeOffset());
newLabel = newSwitchPayloadReferenceLabel(location, codeAddressToIndex, codeAddress + instruction.getCodeOffset());
} else {
newLabel = newLabel(codeAddressToIndex, codeAddress + instruction.getCodeOffset());
}
@ -873,7 +876,7 @@ public class MutableMethodImplementation implements MethodImplementation {
List<Label> labels = Lists.newArrayList();
for (SwitchElement element: switchElements) {
labels.add(newLabel(codeAddressToIndex, element.getOffset() - baseAddress));
labels.add(newLabel(codeAddressToIndex, element.getOffset() + baseAddress));
}
return new BuilderPackedSwitchPayload(switchElements.get(0).getKey(), labels);
@ -899,7 +902,7 @@ public class MutableMethodImplementation implements MethodImplementation {
List<SwitchLabelElement> labelElements = Lists.newArrayList();
for (SwitchElement element: switchElements) {
labelElements.add(new SwitchLabelElement(element.getKey(),
newLabel(codeAddressToIndex, element.getOffset() - baseAddress)));
newLabel(codeAddressToIndex, element.getOffset() + baseAddress)));
}
return new BuilderSparseSwitchPayload(labelElements);