at.dms.kjc.backendSupport
Class EmitCode.CodeGen

java.lang.Object
  at.dms.kjc.KjcEmptyVisitor
      at.dms.kjc.SLIREmptyVisitor
          at.dms.kjc.common.ToCCommon
              at.dms.kjc.common.ToC
                  at.dms.kjc.backendSupport.EmitCode.CodeGen

All Implemented Interfaces:

Constants, CodeGenerator, KjcVisitor, SLIRVisitor

Direct Known Subclasses:

EmitCellCode.CellPPUCodeGen, EmitCellCode.CellSPUCodeGen

Enclosing class:

EmitCode

protected class EmitCode.CodeGen
extends ToC
implements SLIRVisitor, CodeGenerator

Class to actually emit code.

Author:

dimock

Field Summary

protected boolean

declsAreLocal set to true when declarations are local (so in methods, not in fields).

Fields inherited from class at.dms.kjc.common.ToC

isInit, method

Fields inherited from class at.dms.kjc.common.ToCCommon

alternatePrintsForTiming, hasBoolType, lastLeft, p, printPostfixMap, printPrefixMap

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

protected

EmitCode.CodeGen(CodegenPrintWriter p)

Method Summary

void	visitAssignmentExpression(JAssignmentExpression self, JExpression left, JExpression right) prints an assignment expression
void	visitMethodCallExpression(JMethodCallExpression self, JExpression prefix, String ident, JExpression[] args) Prints a method call expression.
void	visitMethodDeclaration(JMethodDeclaration self, int modifiers, CType returnType, String ident, JFormalParameter[] parameters, CClassType[] exceptions, JBlock body) prints a method declaration or prototype depending.
void	visitPeekExpression(SIRPeekExpression self, CType tapeType, JExpression num) Visits a peek expression.
void	visitPopExpression(SIRPopExpression self, CType tapeType) Visits a pop expression.
void	visitPushExpression(SIRPushExpression self, CType tapeType, JExpression val) Visits a push expression.
void	visitVariableDefinition(JVariableDefinition self, int modifiers, CType type, String ident, JExpression expr) Simplify code for variable definitions.

Methods inherited from class at.dms.kjc.common.ToC

clear, declareInitializedArray, isDeclOnly, passParentheses, setDeclOnly, visitArgs, visitArrayAccessExpression, visitArrayInitializer, visitArrayLengthExpression, visitBinaryExpression, visitBitwiseExpression, visitBooleanLiteral, visitByteLiteral, visitCharLiteral, visitConstructorCall, visitCreatePortalExpression, visitDoubleLiteral, visitFieldDeclaration, visitFieldExpression, visitFloatLiteral, visitFormalParameters, visitIfStatement, visitInitStatement, visitInterfaceTable, visitIntLiteral, visitLatency, visitLatencyMax, visitLatencyRange, visitLatencySet, visitLongLiteral, visitMessageStatement, visitNameExpression, visitNullLiteral, visitRelationalExpression, visitShortLiteral, visitStringLiteral, visitSuperExpression, visitSwitchGroup, visitSwitchLabel, visitThisExpression

Methods inherited from class at.dms.kjc.common.ToCCommon

getPrinter, makeArrayStrings, makeString, printDecl, printExp, printLParen, printRParen, printType, splitForPrint, visitBitwiseComplementExpression, visitBlockStatement, visitBreakStatement, visitCastExpression, visitClassExpression, visitCompoundAssignmentExpression, visitCompoundStatement, visitCompoundStatement, visitConditionalExpression, visitContinueStatement, visitDoStatement, visitEmittedTextExpression, visitEmptyStatement, visitEqualityExpression, visitExpressionListStatement, visitExpressionStatement, visitForStatement, visitLabeledStatement, visitLocalVariableExpression, visitLogicalComplementExpression, visitMarker, visitParenthesedExpression, visitPostfixExpression, visitPrefixExpression, visitPrintStatement, visitReturnStatement, visitShiftExpression, visitSwitchStatement, visitTypeDeclarationStatement, visitTypeNameExpression, visitUnaryMinusExpression, visitUnaryPlusExpression, visitUnaryPromoteExpression, visitVariableDeclarationStatement, visitWhileStatement

Methods inherited from class at.dms.kjc.SLIREmptyVisitor

visitDynamicToken, visitFileReader, visitFileWriter, visitFunctionPointer, visitIdentity, visitInlineAssembly, visitMainFunction, visitNode, visitPortal, visitRangeExpression, visitRegisterReceiver, visitRegReceiverStatement, visitRegSenderStatement, visitSetBodyOfFeedback, visitSetChild, visitSetDecode, visitSetDelay, visitSetEncode, visitSetJoiner, visitSetLoopOfFeedback, visitSetParallelStream, visitSetPeek, visitSetPop, visitSetPush, visitSetSplitter, visitSetStreamType, visitSetTape, visitSetWork, visitVectorLiteral, visitWorkEntry, visitWorkExit

Methods inherited from class at.dms.kjc.KjcEmptyVisitor

visitArgs, visitCatchClause, visitClassBody, visitClassDeclaration, visitClassImport, visitComment, visitComments, visitCompilationUnit, visitConstructorDeclaration, visitInnerClassDeclaration, visitInstanceofExpression, visitInterfaceDeclaration, visitJavadoc, visitNewArrayExpression, visitPackageImport, visitPackageName, visitQualifiedAnonymousCreation, visitQualifiedInstanceCreation, visitSynchronizedStatement, visitThrowStatement, visitTryCatchStatement, visitTryFinallyStatement, visitUnqualifiedAnonymousCreation, visitUnqualifiedInstanceCreation

Methods inherited from class java.lang.Object

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

Methods inherited from interface at.dms.kjc.common.CodeGenerator

getPrinter

Field Detail

declsAreLocal

protected boolean declsAreLocal

set to true when declarations are local (so in methods, not in fields). Tested to determine whether to add declarations.

Constructor Detail

EmitCode.CodeGen

protected EmitCode.CodeGen(CodegenPrintWriter p)

Method Detail

visitPeekExpression

public void visitPeekExpression(SIRPeekExpression self,
                                CType tapeType,
                                JExpression num)

Description copied from class: SLIREmptyVisitor

Visits a peek expression.

Specified by:

visitPeekExpression in interface SLIRVisitor

Overrides:

visitPeekExpression in class SLIREmptyVisitor

visitPopExpression

public void visitPopExpression(SIRPopExpression self,
                               CType tapeType)

Description copied from class: SLIREmptyVisitor

Visits a pop expression.

Specified by:

visitPopExpression in interface SLIRVisitor

Overrides:

visitPopExpression in class SLIREmptyVisitor

visitPushExpression

public void visitPushExpression(SIRPushExpression self,
                                CType tapeType,
                                JExpression val)

Description copied from class: SLIREmptyVisitor

Visits a push expression.

Specified by:

visitPushExpression in interface SLIRVisitor

Overrides:

visitPushExpression in class SLIREmptyVisitor

visitAssignmentExpression

public void visitAssignmentExpression(JAssignmentExpression self,
                                      JExpression left,
                                      JExpression right)

Description copied from class: KjcEmptyVisitor

prints an assignment expression

Specified by:

visitAssignmentExpression in interface KjcVisitor

Overrides:

visitAssignmentExpression in class KjcEmptyVisitor

visitVariableDefinition

public void visitVariableDefinition(JVariableDefinition self,
                                    int modifiers,
                                    CType type,
                                    String ident,
                                    JExpression expr)

Simplify code for variable definitions. Be able to emit "static" "const" if need be. Do not attempt to initialize variables to default values.

Specified by:

visitVariableDefinition in interface KjcVisitor

Overrides:

visitVariableDefinition in class KjcEmptyVisitor

visitMethodCallExpression

public void visitMethodCallExpression(JMethodCallExpression self,
                                      JExpression prefix,
                                      String ident,
                                      JExpression[] args)

Prints a method call expression.

Specified by:

visitMethodCallExpression in interface KjcVisitor

Overrides:

visitMethodCallExpression in class KjcEmptyVisitor

visitMethodDeclaration

public void visitMethodDeclaration(JMethodDeclaration self,
                                   int modifiers,
                                   CType returnType,
                                   String ident,
                                   JFormalParameter[] parameters,
                                   CClassType[] exceptions,
                                   JBlock body)

prints a method declaration or prototype depending.

Specified by:

visitMethodDeclaration in interface KjcVisitor

Overrides:

visitMethodDeclaration in class KjcEmptyVisitor