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Make idiv mappable

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This commit is contained in:
Adam
2016-03-31 21:27:18 -04:00
parent b90316db06
commit ed13e972cc
1 changed files with 57 additions and 2 deletions
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59
src/main/java/net/runelite/asm/attributes/code/instructions/IDiv.java
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@@ -1,15 +1,20 @@
package net.runelite.asm.attributes.code.instructions;
import net.runelite.asm.Field;
import net.runelite.asm.attributes.code.Instruction;
import net.runelite.asm.attributes.code.InstructionType;
import net.runelite.asm.attributes.code.Instructions;
import net.runelite.asm.attributes.code.instruction.types.GetFieldInstruction;
import net.runelite.asm.attributes.code.instruction.types.MappableInstruction;
import net.runelite.asm.execution.Frame;
import net.runelite.asm.execution.InstructionContext;
import net.runelite.asm.execution.Stack;
import net.runelite.asm.execution.StackContext;
import net.runelite.asm.execution.Value;
import net.runelite.deob.deobfuscators.rename.MappingExecutorUtil;
import net.runelite.deob.deobfuscators.rename.ParallelExecutorMapping;
public class IDiv extends Instruction
public class IDiv extends Instruction implements MappableInstruction
{
public IDiv(Instructions instructions, InstructionType type, int pc)
{
@@ -46,7 +51,57 @@ public class IDiv extends Instruction
stack.push(ctx);
ins.push(ctx);
frame.addInstructionContext(ins);
}
@Override
public void map(ParallelExecutorMapping mappings, InstructionContext ctx, InstructionContext other)
{
StackContext s1 = ctx.getPops().get(0),
s2 = ctx.getPops().get(1);
StackContext o1 = other.getPops().get(0),
o2 = other.getPops().get(1);
InstructionContext i1 = MappingExecutorUtil.resolve(s1.getPushed(), s1);
InstructionContext i2 = MappingExecutorUtil.resolve(s2.getPushed(), s2);
InstructionContext io1 = MappingExecutorUtil.resolve(o1.getPushed(), o1);
InstructionContext io2 = MappingExecutorUtil.resolve(o2.getPushed(), o2);
if (i1.getInstruction() instanceof GetFieldInstruction && io1.getInstruction() instanceof GetFieldInstruction)
{
GetFieldInstruction f1 = (GetFieldInstruction) i1.getInstruction();
GetFieldInstruction f2 = (GetFieldInstruction) io1.getInstruction();
Field fi1 = f1.getMyField(), fi2 = f2.getMyField();
if (fi1 != null && fi2 != null)
mappings.map(fi1, fi2);
}
if (i2.getInstruction() instanceof GetFieldInstruction && io2.getInstruction() instanceof GetFieldInstruction)
{
GetFieldInstruction f1 = (GetFieldInstruction) i2.getInstruction();
GetFieldInstruction f2 = (GetFieldInstruction) io2.getInstruction();
Field fi1 = f1.getMyField(), fi2 = f2.getMyField();
if (fi1 != null && fi2 != null)
mappings.map(fi1, fi2);
}
}
@Override
public boolean isSame(InstructionContext thisIc, InstructionContext otherIc)
{
return this.getClass() == otherIc.getInstruction().getClass();
}
@Override
public boolean canMap(InstructionContext thisIc)
{
return true;
}
}