net.covers1624.coffeegrinder.bytecode.matching

Class LoadStoreMatching

java.lang.Object

net.covers1624.coffeegrinder.bytecode.matching.LoadStoreMatching

public class LoadStoreMatching
extends java.lang.Object

Created by covers1624 on 19/4/21.

Constructor Summary

Constructors

Constructor and Description
LoadStoreMatching()

Method Summary

Modifier and Type	Method and Description
static boolean	equivalentFieldDescriptors(Field field1, Field field2)
static @Nullable ArrayLen	matchArrayLen(@Nullable Instruction insn) Matches the given instruction to an ArrayLen instruction.
static @Nullable ArrayLen	matchArrayLenLoad(@Nullable Instruction insn, LocalVariable loadVar) Matches the given instruction to an ArrayLen instruction which contains a Load of the given variable.
static @Nullable ArrayElementReference	matchElemRef(@Nullable Instruction insn)
static boolean	matchField(Field field1, Field field2)
static @Nullable FieldReference	matchFieldRef(@Nullable Instruction insn)
static @Nullable FieldReference	matchFieldRef(@Nullable Instruction insn, Field field)
static @Nullable Load	matchLoad(@Nullable Instruction insn) Matches the given instruction to a Load instruction.
static @Nullable ArrayElementReference	matchLoadElemRef(@Nullable Instruction insn)
static @Nullable Load	matchLoadField(@Nullable Instruction insn) Matches the given instruction to a LoadField of the given field.
static @Nullable Load	matchLoadField(@Nullable Instruction insn, Field field) Matches the given instruction to a LoadField of the given field.
static @Nullable FieldReference	matchLoadFieldRef(@Nullable Instruction insn)
static @Nullable Load	matchLoadLocal(@Nullable Instruction insn) Matches the given instruction to a Load instruction.
static @Nullable Load	matchLoadLocal(@Nullable Instruction insn, LocalVariable variable) Matches the given instruction to a Load instruction of a specific variable.
static @Nullable LocalReference	matchLocalRef(@Nullable Instruction insn)
static @Nullable LocalReference	matchLocalRef(@Nullable Instruction insn, LocalVariable variable)
static @Nullable Store	matchStore(@Nullable Instruction insn) Matches the given instruction to a Store instruction.
static @Nullable Store	matchStoreField(@Nullable Instruction insn) Matches the given instruction to a StoreField of the given field.
static @Nullable Store	matchStoreField(@Nullable Instruction insn, Field field) Matches the given instruction to a StoreField of the given field.
static @Nullable FieldReference	matchStoreFieldRef(@Nullable Instruction insn)
static @Nullable Store	matchStoreLocal(@Nullable Instruction insn) Matches the given instruction to a Store instruction.
static @Nullable Store	matchStoreLocal(@Nullable Instruction insn, LocalVariable variable) Matches the given instruction to a Store instruction of a specific variable.
static @Nullable Store	matchStoreLocalLoadLocal(@Nullable Instruction insn, LocalVariable variable) Matches the given instruction to a Store instruction, whose child is a Load instruction of a specific variable.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LoadStoreMatching

public LoadStoreMatching()

Method Detail

matchLoad

@Nullable
public static @Nullable Load matchLoad(@Nullable
                                                 @Nullable Instruction insn)

Matches the given instruction to a Load instruction.

Parameters:

insn - The insn to match against.

Returns:

The Load instruction.

matchStore

@Nullable
public static @Nullable Store matchStore(@Nullable
                                                   @Nullable Instruction insn)

Matches the given instruction to a Store instruction.

Parameters:

insn - The insn to match against.

Returns:

The Store instruction.

matchStoreLocalLoadLocal

@Nullable
public static @Nullable Store matchStoreLocalLoadLocal(@Nullable
                                                                 @Nullable Instruction insn,
                                                                 LocalVariable variable)

Matches the given instruction to a Store instruction, whose child is a Load instruction of a specific variable.

Parameters:

insn - The insn to match against.

variable - The variable to match against.

Returns:

The Store instruction or null

matchLocalRef

@Nullable
public static @Nullable LocalReference matchLocalRef(@Nullable
                                                               @Nullable Instruction insn)

matchLocalRef

@Nullable
public static @Nullable LocalReference matchLocalRef(@Nullable
                                                               @Nullable Instruction insn,
                                                               LocalVariable variable)

matchLoadLocal

@Nullable
 @Contract(value="null->null")
public static @Nullable Load matchLoadLocal(@Nullable
                                                                                     @Nullable Instruction insn)

Matches the given instruction to a Load instruction.

Parameters:

insn - The insn to match against.

Returns:

The Load instruction.

matchLoadLocal

@Nullable
public static @Nullable Load matchLoadLocal(@Nullable
                                                      @Nullable Instruction insn,
                                                      LocalVariable variable)

Matches the given instruction to a Load instruction of a specific variable.

Parameters:

insn - The insn to match against.

variable - The variable to match against.

Returns:

The Load instruction.

matchStoreLocal

@Nullable
public static @Nullable Store matchStoreLocal(@Nullable
                                                        @Nullable Instruction insn)

Matches the given instruction to a Store instruction.

Parameters:

insn - The insn to match against.

Returns:

The Store instruction.

matchStoreLocal

@Nullable
public static @Nullable Store matchStoreLocal(@Nullable
                                                        @Nullable Instruction insn,
                                                        LocalVariable variable)

Matches the given instruction to a Store instruction of a specific variable.

Parameters:

insn - The insn to match against.

variable - The variable to match against.

Returns:

The Store instruction.

matchFieldRef

@Nullable
public static @Nullable FieldReference matchFieldRef(@Nullable
                                                               @Nullable Instruction insn)

matchFieldRef

@Nullable
public static @Nullable FieldReference matchFieldRef(@Nullable
                                                               @Nullable Instruction insn,
                                                               Field field)

matchLoadField

@Nullable
public static @Nullable Load matchLoadField(@Nullable
                                                      @Nullable Instruction insn)

Matches the given instruction to a LoadField of the given field.

Parameters:

insn - The instruction to match.

Returns:

The LoadField or null.

matchLoadField

@Nullable
public static @Nullable Load matchLoadField(@Nullable
                                                      @Nullable Instruction insn,
                                                      Field field)

Matches the given instruction to a LoadField of the given field.

Parameters:

insn - The instruction to match.

field - The field to match.

Returns:

The LoadField or null.

matchLoadFieldRef

@Nullable
public static @Nullable FieldReference matchLoadFieldRef(@Nullable
                                                                   @Nullable Instruction insn)

matchStoreFieldRef

@Nullable
public static @Nullable FieldReference matchStoreFieldRef(@Nullable
                                                                    @Nullable Instruction insn)

matchStoreField

@Nullable
public static @Nullable Store matchStoreField(@Nullable
                                                        @Nullable Instruction insn)

Matches the given instruction to a StoreField of the given field.

Parameters:

insn - The instruction to match.

Returns:

The StoreField or null.

matchStoreField

@Nullable
 @Contract(value="null,_->null")
public static @Nullable Store matchStoreField(@Nullable
                                                                                         @Nullable Instruction insn,
                                                                                         Field field)

Matches the given instruction to a StoreField of the given field.

Parameters:

insn - The instruction to match.

field - The field to match.

Returns:

The StoreField or null.

matchField

public static boolean matchField(Field field1,
                                 Field field2)

equivalentFieldDescriptors

public static boolean equivalentFieldDescriptors(Field field1,
                                                 Field field2)

matchArrayLen

@Nullable
public static @Nullable ArrayLen matchArrayLen(@Nullable
                                                         @Nullable Instruction insn)

Matches the given instruction to an ArrayLen instruction.

Parameters:

insn - The insn to match against.

Returns:

The ArrayLen instruction.

matchArrayLenLoad

@Nullable
public static @Nullable ArrayLen matchArrayLenLoad(@Nullable
                                                             @Nullable Instruction insn,
                                                             LocalVariable loadVar)

Matches the given instruction to an ArrayLen instruction which contains a Load of the given variable.

Parameters:

insn - The insn to match against.

loadVar - The variable loaded by the ArrayLen target.

Returns:

The ArrayLen instruction.

matchElemRef

@Nullable
public static @Nullable ArrayElementReference matchElemRef(@Nullable
                                                                     @Nullable Instruction insn)

matchLoadElemRef

@Nullable
public static @Nullable ArrayElementReference matchLoadElemRef(@Nullable
                                                                         @Nullable Instruction insn)