at.dms.kjc.sir.statespace
Class LinearReplacer

java.lang.Object
  at.dms.kjc.sir.EmptyStreamVisitor
      at.dms.kjc.sir.statespace.LinearReplacer

All Implemented Interfaces:

Constants, StreamVisitor

Direct Known Subclasses:

LinearDirectReplacer

public abstract class LinearReplacer
extends EmptyStreamVisitor
implements Constants

A LinearReplacer is the base class that all replacers that make use of linear information inherit from.
$Id: LinearReplacer.java,v 1.5 2006/09/25 13:54:46 dimock Exp $

Field Summary

Fields inherited from interface at.dms.kjc.Constants

CMP_VERSION, JAV_CLASS, JAV_CLONE, JAV_CLONEABLE, JAV_CONSTRUCTOR, JAV_ERROR, JAV_EXCEPTION, JAV_INIT, JAV_LENGTH, JAV_NAME_SEPARATOR, JAV_OBJECT, JAV_OUTER_THIS, JAV_RUNTIME, JAV_RUNTIME_EXCEPTION, JAV_STATIC_INIT, JAV_STRING, JAV_STRINGBUFFER, JAV_THIS, JAV_THROWABLE, OPE_BAND, OPE_BNOT, OPE_BOR, OPE_BSR, OPE_BXOR, OPE_EQ, OPE_GE, OPE_GT, OPE_LE, OPE_LNOT, OPE_LT, OPE_MINUS, OPE_NE, OPE_PERCENT, OPE_PLUS, OPE_POSTDEC, OPE_POSTINC, OPE_PREDEC, OPE_PREINC, OPE_SIMPLE, OPE_SL, OPE_SLASH, OPE_SR, OPE_STAR, TID_ARRAY, TID_BIT, TID_BOOLEAN, TID_BYTE, TID_CHAR, TID_CLASS, TID_DOUBLE, TID_FLOAT, TID_INT, TID_LONG, TID_SHORT, TID_VECTOR, TID_VOID, VECTOR_EMPTY

Fields inherited from interface at.dms.classfile.Constants

ACC_ABSTRACT, ACC_FINAL, ACC_INLINE, ACC_INTERFACE, ACC_NATIVE, ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC, ACC_STATIC, ACC_STRICT, ACC_SUPER, ACC_SYNCHRONIZED, ACC_TRANSIENT, ACC_VOLATILE, ATT_CODE, ATT_CONSTANTVALUE, ATT_DEPRECATED, ATT_EXCEPTIONS, ATT_GENERIC, ATT_INNERCLASSES, ATT_LINENUMBERTABLE, ATT_LOCALVARIABLETABLE, ATT_SOURCEFILE, ATT_SYNTHETIC, CST_CLASS, CST_DOUBLE, CST_FIELD, CST_FLOAT, CST_INTEGER, CST_INTERFACEMETHOD, CST_LONG, CST_METHOD, CST_NAMEANDTYPE, CST_STRING, CST_UTF8, ENV_DEBUG_MODE, ENV_USE_CACHE, JAVA_MAGIC, JAVA_MAJOR, JAVA_MINOR, MAX_CODE_PER_METHOD, opc_aaload, opc_aastore, opc_aconst_null, opc_aload, opc_aload_0, opc_aload_1, opc_aload_2, opc_aload_3, opc_anewarray, opc_areturn, opc_arraylength, opc_astore, opc_astore_0, opc_astore_1, opc_astore_2, opc_astore_3, opc_athrow, opc_baload, opc_bastore, opc_bipush, opc_caload, opc_castore, opc_checkcast, opc_d2f, opc_d2i, opc_d2l, opc_dadd, opc_daload, opc_dastore, opc_dcmpg, opc_dcmpl, opc_dconst_0, opc_dconst_1, opc_ddiv, opc_dload, opc_dload_0, opc_dload_1, opc_dload_2, opc_dload_3, opc_dmul, opc_dneg, opc_drem, opc_dreturn, opc_dstore, opc_dstore_0, opc_dstore_1, opc_dstore_2, opc_dstore_3, opc_dsub, opc_dup, opc_dup_x1, opc_dup_x2, opc_dup2, opc_dup2_x1, opc_dup2_x2, opc_f2d, opc_f2i, opc_f2l, opc_fadd, opc_faload, opc_fastore, opc_fcmpg, opc_fcmpl, opc_fconst_0, opc_fconst_1, opc_fconst_2, opc_fdiv, opc_fload, opc_fload_0, opc_fload_1, opc_fload_2, opc_fload_3, opc_fmul, opc_fneg, opc_frem, opc_freturn, opc_fstore, opc_fstore_0, opc_fstore_1, opc_fstore_2, opc_fstore_3, opc_fsub, opc_getfield, opc_getstatic, opc_goto, opc_goto_w, opc_i2b, opc_i2c, opc_i2d, opc_i2f, opc_i2l, opc_i2s, opc_iadd, opc_iaload, opc_iand, opc_iastore, opc_iconst_0, opc_iconst_1, opc_iconst_2, opc_iconst_3, opc_iconst_4, opc_iconst_5, opc_iconst_m1, opc_idiv, opc_if_acmpeq, opc_if_acmpne, opc_if_icmpeq, opc_if_icmpge, opc_if_icmpgt, opc_if_icmple, opc_if_icmplt, opc_if_icmpne, opc_ifeq, opc_ifge, opc_ifgt, opc_ifle, opc_iflt, opc_ifne, opc_ifnonnull, opc_ifnull, opc_iinc, opc_iload, opc_iload_0, opc_iload_1, opc_iload_2, opc_iload_3, opc_imul, opc_ineg, opc_instanceof, opc_invokeinterface, opc_invokespecial, opc_invokestatic, opc_invokevirtual, opc_ior, opc_irem, opc_ireturn, opc_ishl, opc_ishr, opc_istore, opc_istore_0, opc_istore_1, opc_istore_2, opc_istore_3, opc_isub, opc_iushr, opc_ixor, opc_jsr, opc_jsr_w, opc_l2d, opc_l2f, opc_l2i, opc_ladd, opc_laload, opc_land, opc_lastore, opc_lcmp, opc_lconst_0, opc_lconst_1, opc_ldc, opc_ldc_w, opc_ldc2_w, opc_ldiv, opc_lload, opc_lload_0, opc_lload_1, opc_lload_2, opc_lload_3, opc_lmul, opc_lneg, opc_lookupswitch, opc_lor, opc_lrem, opc_lreturn, opc_lshl, opc_lshr, opc_lstore, opc_lstore_0, opc_lstore_1, opc_lstore_2, opc_lstore_3, opc_lsub, opc_lushr, opc_lxor, opc_monitorenter, opc_monitorexit, opc_multianewarray, opc_new, opc_newarray, opc_nop, opc_pop, opc_pop2, opc_putfield, opc_putstatic, opc_ret, opc_return, opc_saload, opc_sastore, opc_sipush, opc_swap, opc_tableswitch, opc_wide, opc_xxxunusedxxx, POO_ASCII_CONSTANT, POO_CLASS_CONSTANT, POO_DOUBLE_CONSTANT, POO_FLOAT_CONSTANT, POO_INTEGER_CONSTANT, POO_LONG_CONSTANT, POO_NAT_CONSTANT, POO_REF_CONSTANT, POO_STRING_CONSTANT, TYP_ADDRESS, TYP_DOUBLE, TYP_FLOAT, TYP_INT, TYP_LONG, TYP_REFERENCE, TYP_VOID

Constructor Summary

LinearReplacer()

Method Summary

static JFieldDeclaration[]	appendFieldDeclaration(JFieldDeclaration[] originals, JVariableDefinition newField) Returns an array that is a field declaration for (newField) appended to the original field declarations.
static JFieldDeclaration[]	appendFieldDeclarations(JFieldDeclaration[] decl1, JFieldDeclaration[] decl2) Appends two arrays of field declarations and returns the result.
static CType	getArrayType() Returns the type to use for buffers.
static JExpression	makeArrayFieldAccessExpr(JLocalVariable arrField, int index)
static JExpression	makeArrayFieldAccessExpr(JLocalVariable arrField, JExpression index) Makes a field array access expression of the form prefix-arrField[index], where user can set prefix.
static JExpression	makeArrayFieldAccessExpr(String arrFieldName, int index)
static JStatement	makeAssignmentStatement(JExpression left, JExpression right) Creates a statement assigning "right" to "left".
static JavaStyleComment[]	makeComment(String c) Make an array of one java comments from a string.
static JExpression	makeFieldAccessExpression(String name) Create a field access expression for the field named "name"
static JStatement	makeFieldInitialization(String name, int initValue, String commentString) Initializes a field to a particular integer value.
static JStatement	makeIncrementStatement(JExpression expr) Creates a post increment statement: expr++.
static JExpression	makeLessThanExpression(JExpression left, JExpression right) Creates a less than expression: left < right.
static JExpression	makeLocalVarExpression(JLocalVariable var) Creates a local variable expression.
abstract boolean	makeReplacement(SIRStream self) Visit a pipeline, splitjoin or filter, replacing them with a new filter that presumably executes more efficiently.
void	postVisitFeedbackLoop(SIRFeedbackLoop self, SIRFeedbackLoopIter iter)
void	postVisitPipeline(SIRPipeline self, SIRPipelineIter iter) POST-VISITS
void	postVisitSplitJoin(SIRSplitJoin self, SIRSplitJoinIter iter)
void	preVisitFeedbackLoop(SIRFeedbackLoop self, SIRFeedbackLoopIter iter)
void	preVisitPipeline(SIRPipeline self, SIRPipelineIter iter) PRE-VISITS
void	preVisitSplitJoin(SIRSplitJoin self, SIRSplitJoinIter iter)
void	visitFilter(SIRFilter self, SIRFilterIter iter) PLAIN-VISITS

Methods inherited from class at.dms.kjc.sir.EmptyStreamVisitor

postVisitStream, preVisitStream, visitPhasedFilter

Methods inherited from class java.lang.Object

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

Constructor Detail

LinearReplacer

public LinearReplacer()

Method Detail

preVisitFeedbackLoop

public void preVisitFeedbackLoop(SIRFeedbackLoop self,
                                 SIRFeedbackLoopIter iter)

Specified by:

preVisitFeedbackLoop in interface StreamVisitor

Overrides:

preVisitFeedbackLoop in class EmptyStreamVisitor

preVisitPipeline

public void preVisitPipeline(SIRPipeline self,
                             SIRPipelineIter iter)

Description copied from class: EmptyStreamVisitor

PRE-VISITS

Specified by:

preVisitPipeline in interface StreamVisitor

Overrides:

preVisitPipeline in class EmptyStreamVisitor

preVisitSplitJoin

public void preVisitSplitJoin(SIRSplitJoin self,
                              SIRSplitJoinIter iter)

Specified by:

preVisitSplitJoin in interface StreamVisitor

Overrides:

preVisitSplitJoin in class EmptyStreamVisitor

postVisitFeedbackLoop

public void postVisitFeedbackLoop(SIRFeedbackLoop self,
                                  SIRFeedbackLoopIter iter)

Specified by:

postVisitFeedbackLoop in interface StreamVisitor

Overrides:

postVisitFeedbackLoop in class EmptyStreamVisitor

postVisitPipeline

public void postVisitPipeline(SIRPipeline self,
                              SIRPipelineIter iter)

Description copied from class: EmptyStreamVisitor

POST-VISITS

Specified by:

postVisitPipeline in interface StreamVisitor

Overrides:

postVisitPipeline in class EmptyStreamVisitor

postVisitSplitJoin

public void postVisitSplitJoin(SIRSplitJoin self,
                               SIRSplitJoinIter iter)

Specified by:

postVisitSplitJoin in interface StreamVisitor

Overrides:

postVisitSplitJoin in class EmptyStreamVisitor

visitFilter

public void visitFilter(SIRFilter self,
                        SIRFilterIter iter)

Description copied from class: EmptyStreamVisitor

PLAIN-VISITS

Specified by:

visitFilter in interface StreamVisitor

Overrides:

visitFilter in class EmptyStreamVisitor

makeReplacement

public abstract boolean makeReplacement(SIRStream self)

Visit a pipeline, splitjoin or filter, replacing them with a new filter that presumably executes more efficiently. Returns whether or not any replacement was done.

appendFieldDeclaration

public static JFieldDeclaration[] appendFieldDeclaration(JFieldDeclaration[] originals,
                                                         JVariableDefinition newField)

Returns an array that is a field declaration for (newField) appended to the original field declarations.

getArrayType

public static CType getArrayType()

Returns the type to use for buffers. In this case float[].

appendFieldDeclarations

public static JFieldDeclaration[] appendFieldDeclarations(JFieldDeclaration[] decl1,
                                                          JFieldDeclaration[] decl2)

Appends two arrays of field declarations and returns the result.

makeComment

public static JavaStyleComment[] makeComment(String c)

Make an array of one java comments from a string.

makeFieldAccessExpression

public static JExpression makeFieldAccessExpression(String name)

Create a field access expression for the field named "name"

makeAssignmentStatement

public static JStatement makeAssignmentStatement(JExpression left,
                                                 JExpression right)

Creates a statement assigning "right" to "left".

makeLocalVarExpression

public static JExpression makeLocalVarExpression(JLocalVariable var)

Creates a local variable expression.

makeLessThanExpression

public static JExpression makeLessThanExpression(JExpression left,
                                                 JExpression right)

Creates a less than expression: left < right.

makeIncrementStatement

public static JStatement makeIncrementStatement(JExpression expr)

Creates a post increment statement: expr++.

makeFieldInitialization

public static JStatement makeFieldInitialization(String name,
                                                 int initValue,
                                                 String commentString)

Initializes a field to a particular integer value.

makeArrayFieldAccessExpr

public static JExpression makeArrayFieldAccessExpr(JLocalVariable arrField,
                                                   int index)

makeArrayFieldAccessExpr

public static JExpression makeArrayFieldAccessExpr(JLocalVariable arrField,
                                                   JExpression index)

Makes a field array access expression of the form prefix-arrField[index], where user can set prefix. (For example, prefix could be "this", or another array access expression.)

makeArrayFieldAccessExpr

public static JExpression makeArrayFieldAccessExpr(String arrFieldName,
                                                   int index)