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Remove method context which is unnecessary now theres no more graph analysis

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Adam
2016-04-02 22:49:30 -04:00
parent 6d212c958f
commit 5ca8e13c53
2 changed files with 14 additions and 41 deletions
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27
src/main/java/net/runelite/asm/execution/Frame.java
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@@ -2,6 +2,7 @@ package net.runelite.asm.execution;
import com.google.common.collect.Lists;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import net.runelite.asm.Field;
import net.runelite.asm.Method;
@@ -16,6 +17,7 @@ import net.runelite.asm.attributes.code.instruction.types.ReturnInstruction;
import net.runelite.asm.attributes.code.instruction.types.SetFieldInstruction;
import net.runelite.asm.attributes.code.instructions.AThrow;
import net.runelite.asm.attributes.code.instructions.InvokeStatic;
import org.apache.commons.collections4.map.MultiValueMap;
public class Frame
{
@@ -26,7 +28,7 @@ public class Frame
private Stack stack;
private Variables variables;
private List<InstructionContext> instructions = new ArrayList<>(); // instructions executed in this frame
private MethodContext ctx;
private MultiValueMap<InstructionContext, Instruction> visited = new MultiValueMap<>();
protected Method nonStatic; // next non static method up the stack
public Frame other; // in the other execution for mapping
public Frame returnTo; // is this the same as caller?
@@ -41,10 +43,6 @@ public class Frame
stack = new Stack(code.getMaxStack());
variables = new Variables(code.getMaxLocals());
// don't cache method contexts per execution
// need to allow the same method to execute multiple times
// when called from multiple places to allow graph building //XXX there no longer is a graph
ctx = new MethodContext(execution);
nonStatic = method;
}
@@ -58,7 +56,6 @@ public class Frame
stack = new Stack(code.getMaxStack());
variables = new Variables(code.getMaxLocals());
ctx = new MethodContext(execution);
nonStatic = method;
cur = i;
@@ -142,7 +139,6 @@ public class Frame
this.cur = other.cur;
this.stack = new Stack(other.stack);
this.variables = new Variables(other.variables);
this.ctx = other.ctx;
this.nonStatic = other.nonStatic;
if (other.returnTo != null)
{
@@ -193,11 +189,6 @@ public class Frame
{
return variables;
}
public MethodContext getMethodCtx()
{
return ctx;
}
public void addInstructionContext(InstructionContext i)
{
@@ -324,7 +315,7 @@ public class Frame
assert to.getInstructions() == method.getCode().getInstructions();
assert method.getCode().getInstructions().getInstructions().contains(to);
if (ctx.hasJumped(from, to))
if (hasJumped(from, to))
{
executing = false;
return;
@@ -332,4 +323,14 @@ public class Frame
cur = to;
}
private boolean hasJumped(InstructionContext from, Instruction to)
{
Collection<Instruction> i = visited.getCollection(from);
if (i != null && i.contains(to))
return true;
visited.put(from, to);
return false;
}
}

28
src/main/java/net/runelite/asm/execution/MethodContext.java
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@@ -1,28 +0,0 @@
package net.runelite.asm.execution;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import net.runelite.asm.attributes.code.Instruction;
import org.apache.commons.collections4.map.MultiValueMap;
public class MethodContext
{
private Execution execution;
private MultiValueMap<InstructionContext, Instruction> visited = new MultiValueMap<>();
public MethodContext(Execution execution)
{
this.execution = execution;
}
protected boolean hasJumped(InstructionContext from, Instruction to)
{
Collection<Instruction> i = visited.getCollection(from);
if (i != null && i.contains(to))
return true;
visited.put(from, to);
return false;
}
}