private void atStringConcatExpr(Expr expr, int type1, int dim1, String cname1) throws CompileError { int type2 = exprType; int dim2 = arrayDim; boolean type2Is2 = is2word(type2, dim2); boolean type2IsString = (type2 == CLASS && jvmJavaLangString.equals(className)); if (type2Is2) convToString(type2, dim2); if (is2word(type1, dim1)) { bytecode.addOpcode(DUP_X2); bytecode.addOpcode(POP); } else bytecode.addOpcode(SWAP); // even if type1 is String, the left operand might be null. convToString(type1, dim1); bytecode.addOpcode(SWAP); if (!type2Is2 && !type2IsString) convToString(type2, dim2); bytecode.addInvokevirtual(javaLangString, "concat", "(Ljava/lang/String;)Ljava/lang/String;"); exprType = CLASS; arrayDim = 0; className = jvmJavaLangString; }
private void atStringConcatExpr(Expr expr, int type1, int dim1, String cname1) throws CompileError { int type2 = exprType; int dim2 = arrayDim; boolean type2Is2 = is2word(type2, dim2); boolean type2IsString = (type2 == CLASS && jvmJavaLangString.equals(className)); if (type2Is2) convToString(type2, dim2); if (is2word(type1, dim1)) { bytecode.addOpcode(DUP_X2); bytecode.addOpcode(POP); } else bytecode.addOpcode(SWAP); // even if type1 is String, the left operand might be null. convToString(type1, dim1); bytecode.addOpcode(SWAP); if (!type2Is2 && !type2IsString) convToString(type2, dim2); bytecode.addInvokevirtual(javaLangString, "concat", "(Ljava/lang/String;)Ljava/lang/String;"); exprType = CLASS; arrayDim = 0; className = jvmJavaLangString; }
public void atArrayPlusPlus(int token, boolean isPost, Expr expr, boolean doDup) throws CompileError { arrayAccess(expr.oprand1(), expr.oprand2()); int t = exprType; int dim = arrayDim; if (dim > 0) badType(expr); bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(t, arrayDim)); int dup_code = is2word(t, dim) ? DUP2_X2 : DUP_X2; atPlusPlusCore(dup_code, doDup, token, isPost, expr); bytecode.addOpcode(getArrayWriteOp(t, dim)); }
public void atDeclarator(Declarator d) throws CompileError { d.setLocalVar(getMaxLocals()); d.setClassName(resolveClassName(d.getClassName())); int size; if (is2word(d.getType(), d.getArrayDim())) size = 2; else size = 1; incMaxLocals(size); /* NOTE: Array initializers has not been supported. */ ASTree init = d.getInitializer(); if (init != null) { doTypeCheck(init); atVariableAssign(null, '=', null, d, init, false); } }
public void atArrayPlusPlus(int token, boolean isPost, Expr expr, boolean doDup) throws CompileError { arrayAccess(expr.oprand1(), expr.oprand2()); int t = exprType; int dim = arrayDim; if (dim > 0) badType(expr); bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(t, arrayDim)); int dup_code = is2word(t, dim) ? DUP2_X2 : DUP_X2; atPlusPlusCore(dup_code, doDup, token, isPost, expr); bytecode.addOpcode(getArrayWriteOp(t, dim)); }
private void atArrayAssign(Expr expr, int op, Expr array, ASTree right, boolean doDup) throws CompileError { arrayAccess(array.oprand1(), array.oprand2()); if (op != '=') { bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(exprType, arrayDim)); } int aType = exprType; int aDim = arrayDim; String cname = className; atAssignCore(expr, op, right, aType, aDim, cname); if (doDup) if (is2word(aType, aDim)) bytecode.addOpcode(DUP2_X2); else bytecode.addOpcode(DUP_X2); bytecode.addOpcode(getArrayWriteOp(aType, aDim)); exprType = aType; arrayDim = aDim; className = cname; }
@Override public void atDeclarator(Declarator d) throws CompileError { d.setLocalVar(getMaxLocals()); d.setClassName(resolveClassName(d.getClassName())); int size; if (is2word(d.getType(), d.getArrayDim())) size = 2; else size = 1; incMaxLocals(size); /* NOTE: Array initializers has not been supported. */ ASTree init = d.getInitializer(); if (init != null) { doTypeCheck(init); atVariableAssign(null, '=', null, d, init, false); } }
private void atArrayAssign(Expr expr, int op, Expr array, ASTree right, boolean doDup) throws CompileError { arrayAccess(array.oprand1(), array.oprand2()); if (op != '=') { bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(exprType, arrayDim)); } int aType = exprType; int aDim = arrayDim; String cname = className; atAssignCore(expr, op, right, aType, aDim, cname); if (doDup) if (is2word(aType, aDim)) bytecode.addOpcode(DUP2_X2); else bytecode.addOpcode(DUP_X2); bytecode.addOpcode(getArrayWriteOp(aType, aDim)); exprType = aType; arrayDim = aDim; className = cname; }
if (is2word(varType, varArray)) bytecode.addOpcode(DUP2); else
if (is2word(varType, varArray)) bytecode.addOpcode(DUP2); else
if (is2word(exprType, arrayDim)) bytecode.addOpcode(POP2); else if (exprType != VOID)
if (is2word(exprType, arrayDim)) bytecode.addOpcode(POP2); else if (exprType != VOID)
public void atArrayPlusPlus(int token, boolean isPost, Expr expr, boolean doDup) throws CompileError { arrayAccess(expr.oprand1(), expr.oprand2()); int t = exprType; int dim = arrayDim; if (dim > 0) badType(expr); bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(t, arrayDim)); int dup_code = is2word(t, dim) ? DUP2_X2 : DUP_X2; atPlusPlusCore(dup_code, doDup, token, isPost, expr); bytecode.addOpcode(getArrayWriteOp(t, dim)); }
public void atArrayPlusPlus(int token, boolean isPost, Expr expr, boolean doDup) throws CompileError { arrayAccess(expr.oprand1(), expr.oprand2()); int t = exprType; int dim = arrayDim; if (dim > 0) badType(expr); bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(t, arrayDim)); int dup_code = is2word(t, dim) ? DUP2_X2 : DUP_X2; atPlusPlusCore(dup_code, doDup, token, isPost, expr); bytecode.addOpcode(getArrayWriteOp(t, dim)); }
public void atArrayPlusPlus(int token, boolean isPost, Expr expr, boolean doDup) throws CompileError { arrayAccess(expr.oprand1(), expr.oprand2()); int t = exprType; int dim = arrayDim; if (dim > 0) badType(expr); bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(t, arrayDim)); int dup_code = is2word(t, dim) ? DUP2_X2 : DUP_X2; atPlusPlusCore(dup_code, doDup, token, isPost, expr); bytecode.addOpcode(getArrayWriteOp(t, dim)); }
public void atArrayPlusPlus(int token, boolean isPost, Expr expr, boolean doDup) throws CompileError { arrayAccess(expr.oprand1(), expr.oprand2()); int t = exprType; int dim = arrayDim; if (dim > 0) badType(expr); bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(t, arrayDim)); int dup_code = is2word(t, dim) ? DUP2_X2 : DUP_X2; atPlusPlusCore(dup_code, doDup, token, isPost, expr); bytecode.addOpcode(getArrayWriteOp(t, dim)); }
public void atArrayPlusPlus(int token, boolean isPost, Expr expr, boolean doDup) throws CompileError { arrayAccess(expr.oprand1(), expr.oprand2()); int t = exprType; int dim = arrayDim; if (dim > 0) badType(expr); bytecode.addOpcode(DUP2); bytecode.addOpcode(getArrayReadOp(t, arrayDim)); int dup_code = is2word(t, dim) ? DUP2_X2 : DUP_X2; atPlusPlusCore(dup_code, doDup, token, isPost, expr); bytecode.addOpcode(getArrayWriteOp(t, dim)); }
public void atDeclarator(Declarator d) throws CompileError { d.setLocalVar(getMaxLocals()); d.setClassName(resolveClassName(d.getClassName())); int size; if (is2word(d.getType(), d.getArrayDim())) size = 2; else size = 1; incMaxLocals(size); /* NOTE: Array initializers has not been supported. */ ASTree init = d.getInitializer(); if (init != null) { doTypeCheck(init); atVariableAssign(null, '=', null, d, init, false); } }
public void atDeclarator(Declarator d) throws CompileError { d.setLocalVar(getMaxLocals()); d.setClassName(resolveClassName(d.getClassName())); int size; if (is2word(d.getType(), d.getArrayDim())) size = 2; else size = 1; incMaxLocals(size); /* NOTE: Array initializers has not been supported. */ ASTree init = d.getInitializer(); if (init != null) { doTypeCheck(init); atVariableAssign(null, '=', null, d, init, false); } }
public void atDeclarator(Declarator d) throws CompileError { d.setLocalVar(getMaxLocals()); d.setClassName(resolveClassName(d.getClassName())); int size; if (is2word(d.getType(), d.getArrayDim())) size = 2; else size = 1; incMaxLocals(size); /* NOTE: Array initializers has not been supported. */ ASTree init = d.getInitializer(); if (init != null) { doTypeCheck(init); atVariableAssign(null, '=', null, d, init, false); } }