BinaryIntExpressionHelper (Groovy 6.0.0-alpha-2)

org.codehaus.groovy.classgen.asm.BinaryIntExpressionHelper

public class BinaryIntExpressionHelper
extends BinaryExpressionWriter

Emits optimized bytecode for integer binary operations.

Inherited fields
Fields inherited from class	Fields
`class BinaryExpressionWriter`	`stdCompareCodes`

Constructor Summary

Constructors
Constructor and description
`BinaryIntExpressionHelper(WriterController wc)` Creates an integer-specialized binary expression helper.
`BinaryIntExpressionHelper(WriterController wc, MethodCaller arraySet, MethodCaller arrayGet)` Since: 2.5.0

Methods Summary

Methods
Type Params	Return Type	Name and description
	`protected void`	`doubleTwoOperands(org.objectweb.asm.MethodVisitor mv)` * Duplicates the two operands already on the operand stack. * * Parameters: `mv` - the current method visitor
	`protected int`	`getBitwiseOperationBytecode(int type)` * Returns the bitwise opcode for the supplied token. * * Parameters: `type` - the normalized token index * Returns: the ASM opcode
	`protected int`	`getCompareCode()` * Returns: the ASM compare opcode used by this primitive type
	`protected ClassNode`	`getDevisionOpResultType()` * Returns: the result type for division operations
	`protected ClassNode`	`getNormalOpResultType()` * Returns: the result type for normal arithmetic operations
	`protected int`	`getShiftOperationBytecode(int type)` * Returns the shift opcode for the supplied token. * * Parameters: `type` - the normalized token index * Returns: the ASM opcode
	`protected int`	`getStandardOperationBytecode(int type)` * Returns the arithmetic opcode for the supplied token. * * Parameters: `type` - the normalized token index * Returns: the ASM opcode
	`protected void`	`removeTwoOperands(org.objectweb.asm.MethodVisitor mv)` * Removes the two operands already on the operand stack. * * Parameters: `mv` - the current method visitor
	`protected boolean`	`supportsDivision()` * Returns: whether this primitive helper supports division bytecode directly
	`protected void`	`writeMinusMinus(org.objectweb.asm.MethodVisitor mv)` * Emits a prefix/postfix decrement. * * Parameters: `mv` - the current method visitor
	`protected void`	`writePlusPlus(org.objectweb.asm.MethodVisitor mv)` * Emits a prefix/postfix increment. * * Parameters: `mv` - the current method visitor
	`protected boolean`	`writeSpaceship(int type, boolean simulate)` writes the spaceship operator, type should be COMPARE_TO
	`protected boolean`	`writeStdCompare(int type, boolean simulate)` writes a std compare.

Inherited Methods Summary

Inherited Methods
Methods inherited from class	Name
`class BinaryExpressionWriter`	`arrayGet, arraySet, doubleTwoOperands, getArrayGetCaller, getArrayGetResultType, getArraySetCaller, getBitwiseOperationBytecode, getCompareCode, getController, getDevisionOpResultType, getNormalOpResultType, getShiftOperationBytecode, getStandardOperationBytecode, removeTwoOperands, setArraySetAndGet, supportsDivision, write, writeBitwiseOp, writeDivision, writeMinusMinus, writePlusPlus, writePostOrPrefixMethod, writeShiftOp, writeSpaceship, writeStdCompare, writeStdOperators`

- Constructor Detail
  - public BinaryIntExpressionHelper(WriterController wc)
    
    Creates an integer-specialized binary expression helper.
    Parameters:
    wc - the active writer controller
  - public BinaryIntExpressionHelper(WriterController wc, MethodCaller arraySet, MethodCaller arrayGet)
    
    Since:
    2.5.0
- Method Detail
  - protected void doubleTwoOperands(org.objectweb.asm.MethodVisitor mv)
    
    * Duplicates the two operands already on the operand stack. * *
    Parameters:
    mv - the current method visitor
  - protected int getBitwiseOperationBytecode(int type)
    
    * Returns the bitwise opcode for the supplied token. * *
    Parameters:
    type - the normalized token index *
    Returns:
    the ASM opcode
  - protected int getCompareCode()
    
    *
    Returns:
    the ASM compare opcode used by this primitive type
  - protected ClassNode getDevisionOpResultType()
    
    *
    Returns:
    the result type for division operations
  - protected ClassNode getNormalOpResultType()
    
    *
    Returns:
    the result type for normal arithmetic operations
  - protected int getShiftOperationBytecode(int type)
    
    * Returns the shift opcode for the supplied token. * *
    Parameters:
    type - the normalized token index *
    Returns:
    the ASM opcode
  - protected int getStandardOperationBytecode(int type)
    
    * Returns the arithmetic opcode for the supplied token. * *
    Parameters:
    type - the normalized token index *
    Returns:
    the ASM opcode
  - protected void removeTwoOperands(org.objectweb.asm.MethodVisitor mv)
    
    * Removes the two operands already on the operand stack. * *
    Parameters:
    mv - the current method visitor
  - protected boolean supportsDivision()
    
    *
    Returns:
    whether this primitive helper supports division bytecode directly
  - protected void writeMinusMinus(org.objectweb.asm.MethodVisitor mv)
    
    * Emits a prefix/postfix decrement. * *
    Parameters:
    mv - the current method visitor
  - protected void writePlusPlus(org.objectweb.asm.MethodVisitor mv)
    
    * Emits a prefix/postfix increment. * *
    Parameters:
    mv - the current method visitor
  - protected boolean writeSpaceship(int type, boolean simulate)
    
    writes the spaceship operator, type should be COMPARE_TO
    Parameters:
    type - the token type
    Returns:
    true if a successful spaceship operator write
  - protected boolean writeStdCompare(int type, boolean simulate)
    
    writes a std compare. This involves the tokens IF_ICMPEQ, IF_ICMPNE, IF_ICMPEQ, IF_ICMPNE, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE and IF_ICMPLT
    Parameters:
    type - the token type
    Returns:
    true if a successful std compare write

Summary:
Constructor
Method

| Detail:
Constructor
Method

[Java] Class BinaryIntExpressionHelper

Constructor Summary

Methods Summary

Inherited Methods Summary

Constructor Detail

public BinaryIntExpressionHelper(WriterController wc)

public BinaryIntExpressionHelper(WriterController wc, MethodCaller arraySet, MethodCaller arrayGet)

Method Detail

protected void doubleTwoOperands(org.objectweb.asm.MethodVisitor mv)

protected int getBitwiseOperationBytecode(int type)

protected int getCompareCode()

protected ClassNode getDevisionOpResultType()

protected ClassNode getNormalOpResultType()

protected int getShiftOperationBytecode(int type)

protected int getStandardOperationBytecode(int type)

protected void removeTwoOperands(org.objectweb.asm.MethodVisitor mv)

protected boolean supportsDivision()

protected void writeMinusMinus(org.objectweb.asm.MethodVisitor mv)

protected void writePlusPlus(org.objectweb.asm.MethodVisitor mv)

protected boolean writeSpaceship(int type, boolean simulate)

protected boolean writeStdCompare(int type, boolean simulate)