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Printer.c
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Printer.c
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/*** BNFC-Generated Pretty Printer and Abstract Syntax Viewer ***/
#include "Printer.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "Doge.h"
static int _n_;
static char* buf_;
static int cur_;
static int buf_size;
static char curNameSpace[NAMESPACE_MAX_LENGTH];
static char curClassName[CLASSNAME_MAX_LENGTH];
static char header[HEADER_SIZE];
/* for class parsing */
static int inStructure = 0;
static char initStruct[STRUCT_BUFFER_SIZE];
static t_function_container *structFunctions;
static int ignoreMethodName;
static t_pointer_function *functionNameList;
/* You may wish to change the renderC functions */
void renderC(Char c, int i)
{
if (c == '{')
{
bufAppendC('\n');
indent();
bufAppendC(c);
_n_ = _n_ + INDENT_WIDTH;
bufAppendC('\n');
indent();
}
else if (c == '!')
bufAppendC(c);
else if (c == '*')
bufAppendC(c);
else if (c == '(' || c == '[')
bufAppendC(c);
else if (c == ')' || c == ']')
{
backup();
bufAppendC(c);
}
else if (c == '}')
{
int t;
_n_ = _n_ - INDENT_WIDTH;
for(t=0; t<INDENT_WIDTH; t++) {
backup();
}
bufAppendC(c);
if (i == 0) {
bufAppendC('\n');
indent();
}
}
else if (c == ',')
{
backup();
bufAppendC(c);
bufAppendC(' ');
}
else if (c == ';')
{
backup();
bufAppendC(c);
bufAppendC('\n');
indent();
}
else if (c == 0) return;
else
{
bufAppendC(' ');
bufAppendC(c);
bufAppendC(' ');
}
}
void renderS(String s, int space)
{
if (space == -1)
cur_--;
if(strlen(s) > 0)
{
bufAppendS(s);
if (space == 1)
bufAppendC(' ');
}
}
void indent(void)
{
int n = _n_;
while (n > 0)
{
bufAppendC(' ');
n--;
}
}
void backup(void)
{
if (buf_[cur_ - 1] == ' ')
{
buf_[cur_ - 1] = 0;
cur_--;
}
}
/* this is main function to print code */
char* printProgram(Program p)
{
t_pointer_function* tmp;
_n_ = 0;
bufReset();
snprintf(header, STANDARD_BUFFER_SIZE, "#include <stdio.h>\n#include <stdlib.h>\n");
functionNameList = NULL;
ppProgram(p, 0);
while (functionNameList != NULL) {
tmp = functionNameList;
functionNameList = functionNameList->next;
free(tmp);
}
int size = strlen(header) + strlen(buf_) + 2;
char *new = malloc(size);
if (!new)
{
printf("Out of memory\n");
exit(-1);
}
snprintf(new, size, "%s\n%s",
header,
buf_
);
free(buf_);
return new;
}
char* printStm(Stm p)
{
_n_ = 0;
bufReset();
ppStm(p, 0);
return buf_;
}
char* printExp(Exp p)
{
_n_ = 0;
bufReset();
ppExp(p, 0);
return buf_;
}
/* this is main function to print AST */
char* showProgram(Program p)
{
_n_ = 0;
bufReset();
shProgram(p);
return buf_;
}
char* showStm(Stm p)
{
_n_ = 0;
bufReset();
shStm(p);
return buf_;
}
char* showExp(Exp p)
{
_n_ = 0;
bufReset();
shExp(p);
return buf_;
}
void ppExternal_declaration(External_declaration _p_, int _i_)
{
char buf[STANDARD_BUFFER_SIZE];
switch(_p_->kind)
{
case is_Class:
if (_i_ > 0) renderC(_L_PAREN, 0);
backup();
renderS("typedef struct", 1);
ppClassName(_p_->u.class_.classname_, 0);
/* Setting current class name inside global */
if (_p_->u.class_.classname_->kind == is_ClassWithNamespace)
strncpy(curClassName, _p_->u.class_.classname_->u.classwithnamespace_.ident_1, CLASSNAME_MAX_LENGTH);
else
strncpy(curClassName, _p_->u.class_.classname_->u.classwithoutnamespace_.ident_, CLASSNAME_MAX_LENGTH);
ppExtends(_p_->u.class_.extends_, 0);
renderC('{', 0);
inStructure = 1;
ignoreMethodName = 0;
structFunctions = NULL;
snprintf(initStruct, STRUCT_BUFFER_SIZE, "\nvoid %sNinit%lu%s%lu%s(struct s_%lu%s%lu%s *this) {",
MANGLING_START,
strlen(curNameSpace),
curNameSpace,
strlen(curClassName),
curClassName,
strlen(curNameSpace),
curNameSpace,
strlen(curClassName),
curClassName
);
snprintf(header, STANDARD_BUFFER_SIZE, "%sstruct s_%lu%s%lu%s;\n",
header,
strlen(curNameSpace),
curNameSpace,
strlen(curClassName),
curClassName
);
ppListExternal_declaration(_p_->u.class_.listexternal_declaration_, 0);
renderC('}', 1);
snprintf(buf, STANDARD_BUFFER_SIZE, " t_%lu%s%lu%s",
strlen(curNameSpace),
curNameSpace,
strlen(curClassName),
curClassName
);
renderS(buf, 0);
renderC(';', 0);
/* closing init structure function */
snprintf(initStruct, STRUCT_BUFFER_SIZE, "%s\n}\n", initStruct);
t_function_container* tmp;
ignoreMethodName = 1;
/* rendering functions */
while (structFunctions != NULL) {
tmp = structFunctions;
renderS("\n", 0);
ppListDeclaration_specifier(structFunctions->type, 0);
renderS(structFunctions->name, 1);
ppDeclarator(structFunctions->declarator, 0);
ppCompound_stm(structFunctions->content, 0);
structFunctions = structFunctions->next;
free(tmp);
}
renderS(initStruct, 1);
/* Reset buffer since we go out of the class */
curClassName[0] = '\0';
ignoreMethodName = 0;
inStructure = 0;
renderC('\n', 0);
renderC('\n', 0);
indent();
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Namespace:
if (_i_ > 0) renderC(_L_PAREN, 0);
/* Setting current class name inside global */
strncpy(curNameSpace, _p_->u.namespace_.ident_, NAMESPACE_MAX_LENGTH);
ppListExternal_declaration(_p_->u.namespace_.listexternal_declaration_, 0);
/* here delete namespace */
curNameSpace[0] = '\0';
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Afunc:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppFunction_def(_p_->u.afunc_.function_def_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Global:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppDec(_p_->u.global_.dec_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing External_declaration!\n");
exit(1);
}
}
void ppClassName(ClassName _p_, int _i_)
{
char buf[STANDARD_BUFFER_SIZE];
switch(_p_->kind)
{
case is_ClassWithNamespace:
if (_i_ > 0) renderC(_L_PAREN, 0);
snprintf(buf, STANDARD_BUFFER_SIZE, "struct s_%lu%s%lu%s",
strlen(_p_->u.classwithnamespace_.ident_1),
_p_->u.classwithnamespace_.ident_1,
strlen(_p_->u.classwithnamespace_.ident_2),
_p_->u.classwithnamespace_.ident_2
);
renderS(buf, 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_ClassWithoutNamespace:
if (_i_ > 0) renderC(_L_PAREN, 0);
snprintf(buf, STANDARD_BUFFER_SIZE, "s_%lu%s%lu%s",
strlen(curNameSpace),
curNameSpace,
strlen(_p_->u.classwithoutnamespace_.ident_),
_p_->u.classwithoutnamespace_.ident_
);
renderS(buf, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing ClassName!\n");
exit(1);
}
}
void ppExtends(Extends _p_, int _i_)
{
switch(_p_->kind)
{
case is_Inheritance:
if (_i_ > 0) renderC(_L_PAREN, 0);
/* taken off for compiling sake */
/* renderS(" ", 0);
renderS("very", 1);
ppClassName(_p_->u.inheritance_.classname_, 0);*/
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_NoInheritance:
if (_i_ > 0) renderC(_L_PAREN, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Extends!\n");
exit(1);
}
}
void ppJump_stm(Jump_stm _p_, int _i_)
{
switch(_p_->kind)
{
case is_SjumpFour:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("return", 1);
renderC(';', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_SjumpFive:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("return", 1);
ppExp(_p_->u.sjumpfive_.exp_, 0);
renderC(';', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_SjumpOne:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("goto", 1);
ppIdent(_p_->u.sjumpone_.ident_, 0);
renderC(';', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_SjumpTwo:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("continue", 1);
renderC(';', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_SjumpThree:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("break", 1);
renderC(';', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Jump_stm!\n");
exit(1);
}
}
void ppType_specifier(Type_specifier _p_, int _i_)
{
switch(_p_->kind)
{
case is_Tvoid:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("void", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tchar:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("char", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tshort:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("short", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tint:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("int", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tlong:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("long", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tfloat:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("float", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tdouble:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("double", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tsigned:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("signed", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tunsigned:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("unsigned", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tstruct:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppStruct_or_union_spec(_p_->u.tstruct_.struct_or_union_spec_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tenum:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppEnum_specifier(_p_->u.tenum_.enum_specifier_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Tname:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("Typedef_name", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Type_specifier!\n");
exit(1);
}
}
void ppStorage_class_specifier(Storage_class_specifier _p_, int _i_)
{
switch(_p_->kind)
{
case is_MyType:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("typedef", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_GlobalPrograms:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("extern", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_LocalProgram:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("static", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_LocalBlock:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("auto", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_LocalReg:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("register", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Storage_class_specifier!\n");
exit(1);
}
}
void ppType_qualifier(Type_qualifier _p_, int _i_)
{
switch(_p_->kind)
{
case is_Const:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("const", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_NoOptim:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("volatile", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Type_qualifier!\n");
exit(1);
}
}
void ppUnary_operator(Unary_operator _p_, int _i_)
{
switch(_p_->kind)
{
case is_Logicalneg:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderC('!', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Address:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderC('&', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Indirection:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderC('*', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Plus:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderC('+', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Negative:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderC('-', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Complement:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderC('~', 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Unary_operator!\n");
exit(1);
}
}
void ppAssignment_op(Assignment_op _p_, int _i_)
{
switch(_p_->kind)
{
case is_Assign:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignMul:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("*=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignDiv:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("/=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignMod:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("%=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignAdd:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("+=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignSub:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("-=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignLeft:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("<<=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignRight:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS(">>=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignAnd:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("&=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignXor:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("^=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_AssignOr:
if (_i_ > 0) renderC(_L_PAREN, 0);
renderS("|=", 1);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Assignment_op!\n");
exit(1);
}
}
void ppInit_declarator(Init_declarator _p_, int _i_)
{
switch(_p_->kind)
{
case is_InitDecl:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppDeclarator(_p_->u.initdecl_.declarator_, 0);
renderS("=", 1);
ppInitializer(_p_->u.initdecl_.initializer_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_OnlyDecl:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppDeclarator(_p_->u.onlydecl_.declarator_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Init_declarator!\n");
exit(1);
}
}
void ppEnumerator(Enumerator _p_, int _i_)
{
switch(_p_->kind)
{
case is_EnumInit:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppIdent(_p_->u.enuminit_.ident_, 0);
renderS("=", 1);
ppConstant_expression(_p_->u.enuminit_.constant_expression_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Plain:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppIdent(_p_->u.plain_.ident_, 0);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
default:
fprintf(stderr, "Error: bad kind field when printing Enumerator!\n");
exit(1);
}
}
void ppExp(Exp _p_, int _i_)
{
char buf[STANDARD_BUFFER_SIZE];
/* case is_ClassWithNamespace: */
/* if (_i_ > 0) renderC(_L_PAREN); , 0*/
/* ppIdent(_p_->u.classwithnamespace_.ident_1, 0); */
/* renderS("::", 0); */
/* ppIdent(_p_->u.classwithnamespace_.ident_2, 0); */
/* if (_i_ > 0) renderC(_R_PAREN); , 0*/
/* break; */
/* case is_ClassWithoutNamespace: */
/* if (_i_ > 0) renderC(_L_PAREN); , 0*/
/* ppIdent(_p_->u.classwithoutnamespace_.ident_, 0); */
switch(_p_->kind)
{
case is_InitClass:
if (_i_ > 2) renderC(_L_PAREN, 0);
ppExp(_p_->u.initclass_.exp_, 15);
ppAssignment_op(_p_->u.initclass_.assignment_op_, 0);
if (_p_->u.initclass_.classname_->kind == 0)
snprintf(buf, STANDARD_BUFFER_SIZE, "malloc(sizeof(t_%lu%s%lu%s));",
strlen(_p_->u.initclass_.classname_->u.classwithnamespace_.ident_1),
_p_->u.initclass_.classname_->u.classwithnamespace_.ident_1,
strlen(_p_->u.initclass_.classname_->u.classwithnamespace_.ident_2),
_p_->u.initclass_.classname_->u.classwithnamespace_.ident_2
);
else
snprintf(buf, STANDARD_BUFFER_SIZE, "malloc(sizeof(%s))", _p_->u.initclass_.classname_->u.classwithoutnamespace_.ident_);
renderS(buf, 0);
renderS("\n", 0);
indent();
if (_p_->u.initclass_.classname_->kind == 0) {
snprintf(buf, STANDARD_BUFFER_SIZE, "%sNinit%lu%s%lu%s(%s)",
MANGLING_START,
strlen(_p_->u.initclass_.classname_->u.classwithnamespace_.ident_1),
_p_->u.initclass_.classname_->u.classwithnamespace_.ident_1,
strlen(_p_->u.initclass_.classname_->u.classwithnamespace_.ident_2),
_p_->u.initclass_.classname_->u.classwithnamespace_.ident_2,
_p_->u.initclass_.exp_->u.evar_.ident_);
renderS(buf, 0);
}
/* ppClassName(_p_->u.initclass_.classname_, 0); */
if (_i_ > 2) renderC(_R_PAREN, 0);
break;
case is_DestroyClass:
if (_i_ > 2) renderC(_L_PAREN, 0);
snprintf(buf, STANDARD_BUFFER_SIZE, "free(%s)", _p_->u.destroyclass_.ident_);
renderS(buf, 0);
/* ppIdent(_p_->u.destroyclass_.ident_, 0); */
if (_i_ > 2) renderC(_R_PAREN, 0);
break;
case is_Eassign:
if (_i_ > 2) renderC(_L_PAREN, 0);
ppExp(_p_->u.eassign_.exp_1, 15);
ppAssignment_op(_p_->u.eassign_.assignment_op_, 0);
ppExp(_p_->u.eassign_.exp_2, 2);
if (_i_ > 2) renderC(_R_PAREN, 0);
break;
case is_Ecomma:
if (_i_ > 0) renderC(_L_PAREN, 0);
ppExp(_p_->u.ecomma_.exp_1, 0);
renderC(',', 0);
ppExp(_p_->u.ecomma_.exp_2, 2);
if (_i_ > 0) renderC(_R_PAREN, 0);
break;
case is_Econdition:
if (_i_ > 3) renderC(_L_PAREN, 0);
ppExp(_p_->u.econdition_.exp_1, 4);
renderC('?', 0);
ppExp(_p_->u.econdition_.exp_2, 0);
renderC(':', 0);
ppExp(_p_->u.econdition_.exp_3, 3);
if (_i_ > 3) renderC(_R_PAREN, 0);
break;
case is_Elor:
if (_i_ > 4) renderC(_L_PAREN, 0);
ppExp(_p_->u.elor_.exp_1, 4);
renderS("||", 1);
ppExp(_p_->u.elor_.exp_2, 5);
if (_i_ > 4) renderC(_R_PAREN, 0);
break;
case is_Eland:
if (_i_ > 5) renderC(_L_PAREN, 0);
ppExp(_p_->u.eland_.exp_1, 5);
renderS("&&", 1);
ppExp(_p_->u.eland_.exp_2, 6);
if (_i_ > 5) renderC(_R_PAREN, 0);
break;
case is_Ebitor:
if (_i_ > 6) renderC(_L_PAREN, 0);
ppExp(_p_->u.ebitor_.exp_1, 6);
renderC('|', 0);
ppExp(_p_->u.ebitor_.exp_2, 7);
if (_i_ > 6) renderC(_R_PAREN, 0);
break;
case is_Ebitexor:
if (_i_ > 7) renderC(_L_PAREN, 0);
ppExp(_p_->u.ebitexor_.exp_1, 7);
renderC('^', 0);
ppExp(_p_->u.ebitexor_.exp_2, 8);
if (_i_ > 7) renderC(_R_PAREN, 0);
break;
case is_Ebitand:
if (_i_ > 8) renderC(_L_PAREN, 0);
ppExp(_p_->u.ebitand_.exp_1, 8);
renderC('&', 0);
ppExp(_p_->u.ebitand_.exp_2, 9);
if (_i_ > 8) renderC(_R_PAREN, 0);
break;
case is_Eeq:
if (_i_ > 9) renderC(_L_PAREN, 0);
ppExp(_p_->u.eeq_.exp_1, 9);
renderS("==", 1);
ppExp(_p_->u.eeq_.exp_2, 10);
if (_i_ > 9) renderC(_R_PAREN, 0);
break;
case is_Eneq:
if (_i_ > 9) renderC(_L_PAREN, 0);
ppExp(_p_->u.eneq_.exp_1, 9);
renderS("!=", 1);
ppExp(_p_->u.eneq_.exp_2, 10);
if (_i_ > 9) renderC(_R_PAREN, 0);
break;
case is_Elthen:
if (_i_ > 10) renderC(_L_PAREN, 0);
ppExp(_p_->u.elthen_.exp_1, 10);
renderC('<', 0);
ppExp(_p_->u.elthen_.exp_2, 11);
if (_i_ > 10) renderC(_R_PAREN, 0);
break;
case is_Egrthen:
if (_i_ > 10) renderC(_L_PAREN, 0);
ppExp(_p_->u.egrthen_.exp_1, 10);
renderC('>', 0);
ppExp(_p_->u.egrthen_.exp_2, 11);
if (_i_ > 10) renderC(_R_PAREN, 0);
break;
case is_Ele:
if (_i_ > 10) renderC(_L_PAREN, 0);
ppExp(_p_->u.ele_.exp_1, 10);
renderS("<=", 1);
ppExp(_p_->u.ele_.exp_2, 11);
if (_i_ > 10) renderC(_R_PAREN, 0);
break;
case is_Ege:
if (_i_ > 10) renderC(_L_PAREN, 0);
ppExp(_p_->u.ege_.exp_1, 10);
renderS(">=", 1);
ppExp(_p_->u.ege_.exp_2, 11);
if (_i_ > 10) renderC(_R_PAREN, 0);
break;
case is_Eleft:
if (_i_ > 11) renderC(_L_PAREN, 0);
ppExp(_p_->u.eleft_.exp_1, 11);
renderS("<<", 1);
ppExp(_p_->u.eleft_.exp_2, 12);
if (_i_ > 11) renderC(_R_PAREN, 0);
break;
case is_Eright:
if (_i_ > 11) renderC(_L_PAREN, 0);
ppExp(_p_->u.eright_.exp_1, 11);
renderS(">>", 1);
ppExp(_p_->u.eright_.exp_2, 12);
if (_i_ > 11) renderC(_R_PAREN, 0);
break;
case is_Eplus:
if (_i_ > 12) renderC(_L_PAREN, 0);
ppExp(_p_->u.eplus_.exp_1, 12);
renderC('+', 0);
ppExp(_p_->u.eplus_.exp_2, 13);