Added basic pretty printing for AST dumps

This commit is contained in:
Randy Heit 2013-07-17 23:14:06 -05:00
parent a7bbe299e3
commit 726ecaf01b

View file

@ -4,7 +4,8 @@
#include "zcc_parser.h"
#include "zcc-parse.h"
extern void (* const TreeNodePrinter[NUM_AST_NODE_TYPES])(FString &, ZCC_TreeNode *);
class FLispString;
extern void (* const TreeNodePrinter[NUM_AST_NODE_TYPES])(FLispString &, ZCC_TreeNode *);
static const char *BuiltInTypeNames[] =
{
@ -23,7 +24,129 @@ static const char *BuiltInTypeNames[] =
"usertype"
};
static void PrintNode(FString &out, ZCC_TreeNode *node)
class FLispString
{
public:
operator FString &() { return Str; }
FLispString()
{
NestDepth = Column = 0;
WrapWidth = 72;
NeedSpace = false;
}
void Open(const char *label)
{
size_t labellen = label != NULL ? strlen(label) : 0;
CheckWrap(labellen + 1 + NeedSpace);
if (NeedSpace)
{
Str << ' ';
}
Str << '(';
if (label != NULL)
{
Str.AppendCStrPart(label, labellen);
}
Column += labellen + 1 + NeedSpace;
NestDepth++;
NeedSpace = (label != NULL);
}
void Close()
{
assert(NestDepth != 0);
Str << ')';
Column++;
NestDepth--;
NeedSpace = true;
}
void Break()
{
// Don't break if not needed.
if (Column != NestDepth)
{
Str << '\n';
Column = NestDepth;
NeedSpace = false;
if (NestDepth > 0)
{
Str.AppendFormat("%*s", NestDepth, "");
}
}
}
bool CheckWrap(size_t len)
{
if (len + Column > WrapWidth)
{
Break();
return true;
}
return false;
}
void Add(const char *str, size_t len)
{
CheckWrap(len + NeedSpace);
if (NeedSpace)
{
Str << ' ';
}
Str.AppendCStrPart(str, len);
Column += len + NeedSpace;
NeedSpace = true;
}
void Add(const char *str)
{
Add(str, strlen(str));
}
void Add(FString &str)
{
Add(str.GetChars(), str.Len());
}
void AddName(FName name)
{
size_t namelen = strlen(name.GetChars());
CheckWrap(namelen + 2 + NeedSpace);
if (NeedSpace)
{
NeedSpace = false;
Str << ' ';
}
Str << '\'' << name.GetChars() << '\'';
Column += namelen + 2 + NeedSpace;
NeedSpace = true;
}
void AddChar(char c)
{
Add(&c, 1);
}
void AddInt(int i)
{
char buf[16];
size_t len = mysnprintf(buf, countof(buf), "%d", i);
Add(buf, len);
}
void AddHex(unsigned x)
{
char buf[10];
size_t len = mysnprintf(buf, countof(buf), "%08x", x);
Add(buf, len);
}
void AddFloat(double f)
{
char buf[32];
size_t len = mysnprintf(buf, countof(buf), "%g", f);
Add(buf, len);
}
private:
FString Str;
size_t NestDepth;
size_t Column;
size_t WrapWidth;
bool NeedSpace;
};
static void PrintNode(FLispString &out, ZCC_TreeNode *node)
{
assert(TreeNodePrinter[NUM_AST_NODE_TYPES-1] != NULL);
if (node->NodeType >= 0 && node->NodeType < NUM_AST_NODE_TYPES)
@ -32,528 +155,592 @@ static void PrintNode(FString &out, ZCC_TreeNode *node)
}
else
{
out.AppendFormat("(unknown-node-type-%d)", node->NodeType);
out.Open("unknown-node-type");
out.AddInt(node->NodeType);
out.Close();
}
}
static void PrintNodes(FString &out, ZCC_TreeNode *node, char addchar=' ')
static void PrintNodes(FLispString &out, ZCC_TreeNode *node)
{
ZCC_TreeNode *p;
if (node == NULL)
{
out << "nil";
out.Add("nil", 3);
}
else
{
out << '(';
out.Open(NULL);
p = node;
do
{
PrintNode(out, p);
p = p->SiblingNext;
if (p != node)
{
out << ' ';
}
} while (p != node);
out << ')';
}
if (addchar != '\0')
{
out << addchar;
out.Close();
}
}
static void PrintBuiltInType(FString &out, EZCCBuiltinType type, bool addspace)
static void PrintBuiltInType(FLispString &out, EZCCBuiltinType type)
{
assert(ZCC_NUM_BUILT_IN_TYPES == countof(BuiltInTypeNames));
if (unsigned(type) >= unsigned(ZCC_NUM_BUILT_IN_TYPES))
{
out.AppendFormat("bad-type-%u", type);
char buf[30];
size_t len = mysnprintf(buf, countof(buf), "bad-type-%u", type);
out.Add(buf, len);
}
else
{
out << BuiltInTypeNames[type];
}
if (addspace)
{
out << ' ';
out.Add(BuiltInTypeNames[type]);
}
}
static void PrintIdentifier(FString &out, ZCC_TreeNode *node)
static void PrintIdentifier(FLispString &out, ZCC_TreeNode *node)
{
ZCC_Identifier *inode = (ZCC_Identifier *)node;
out.AppendFormat("(identifier '%s')", FName(inode->Id).GetChars());
out.Open("identifier");
out.AddName(inode->Id);
out.Close();
}
static void PrintStringConst(FString &out, FString str)
static void PrintStringConst(FLispString &out, FString str)
{
out << '"';
FString outstr;
outstr << '"';
for (size_t i = 0; i < str.Len(); ++i)
{
if (str[i] == '"')
{
out << "\"";
outstr << "\"";
}
else if (str[i] == '\\')
{
out << "\\\\";
outstr << "\\\\";
}
else if (str[i] >= 32)
{
out << str[i];
outstr << str[i];
}
else
{
out.AppendFormat("\\x%02X", str[i]);
outstr.AppendFormat("\\x%02X", str[i]);
}
}
out.Add(outstr);
}
static void PrintClass(FString &out, ZCC_TreeNode *node)
static void PrintClass(FLispString &out, ZCC_TreeNode *node)
{
ZCC_Class *cnode = (ZCC_Class *)node;
out << "\n(class ";
out.Open("class");
PrintNodes(out, cnode->ClassName);
PrintNodes(out, cnode->ParentName);
PrintNodes(out, cnode->Replaces);
out.AppendFormat("%08x ", cnode->Flags);
PrintNodes(out, cnode->Body, ')');
out.AddHex(cnode->Flags);
PrintNodes(out, cnode->Body);
out.Close();
}
static void PrintStruct(FString &out, ZCC_TreeNode *node)
static void PrintStruct(FLispString &out, ZCC_TreeNode *node)
{
ZCC_Struct *snode = (ZCC_Struct *)node;
out.AppendFormat("\n(struct '%s' ", FName(snode->StructName).GetChars());
PrintNodes(out, snode->Body, ')');
out.Break();
out.Open("struct");
out.AddName(snode->StructName);
PrintNodes(out, snode->Body);
out.Close();
}
static void PrintEnum(FString &out, ZCC_TreeNode *node)
static void PrintEnum(FLispString &out, ZCC_TreeNode *node)
{
ZCC_Enum *enode = (ZCC_Enum *)node;
out.AppendFormat("\n(enum '%s' ", FName(enode->EnumName).GetChars());
PrintBuiltInType(out, enode->EnumType, true);
PrintNodes(out, enode->Elements, ')');
out.Break();
out.Open("enum");
out.AddName(enode->EnumName);
PrintBuiltInType(out, enode->EnumType);
PrintNodes(out, enode->Elements);
out.Close();
}
static void PrintEnumNode(FString &out, ZCC_TreeNode *node)
static void PrintEnumNode(FLispString &out, ZCC_TreeNode *node)
{
ZCC_EnumNode *enode = (ZCC_EnumNode *)node;
out.AppendFormat("(enum-node '%s' ", FName(enode->ElemName).GetChars());
PrintNodes(out, enode->ElemValue, ')');
out.Open("enum-node");
out.AddName(enode->ElemName);
PrintNodes(out, enode->ElemValue);
out.Close();
}
static void PrintStates(FString &out, ZCC_TreeNode *node)
static void PrintStates(FLispString &out, ZCC_TreeNode *node)
{
ZCC_States *snode = (ZCC_States *)node;
out << "\n(states ";
PrintNodes(out, snode->Body, ')');
out.Break();
out.Open("states");
PrintNodes(out, snode->Body);
out.Close();
}
static void PrintStatePart(FString &out, ZCC_TreeNode *node)
static void PrintStatePart(FLispString &out, ZCC_TreeNode *node)
{
out << "(state-part)";
out.Open("state-part");
out.Close();
}
static void PrintStateLabel(FString &out, ZCC_TreeNode *node)
static void PrintStateLabel(FLispString &out, ZCC_TreeNode *node)
{
ZCC_StateLabel *snode = (ZCC_StateLabel *)node;
out.AppendFormat("\n(state-label '%s')", FName(snode->Label).GetChars());
out.Break();
out.Open("state-label");
out.AddName(snode->Label);
out.Close();
}
static void PrintStateStop(FString &out, ZCC_TreeNode *node)
static void PrintStateStop(FLispString &out, ZCC_TreeNode *node)
{
out << "(state-stop)";
out.Open("state-stop");
out.Close();
}
static void PrintStateWait(FString &out, ZCC_TreeNode *node)
static void PrintStateWait(FLispString &out, ZCC_TreeNode *node)
{
out << "(state-wait)";
out.Open("state-wait");
out.Close();
}
static void PrintStateFail(FString &out, ZCC_TreeNode *node)
static void PrintStateFail(FLispString &out, ZCC_TreeNode *node)
{
out << "(state-fail)";
out.Open("state-fail");
out.Close();
}
static void PrintStateLoop(FString &out, ZCC_TreeNode *node)
static void PrintStateLoop(FLispString &out, ZCC_TreeNode *node)
{
out << "(state-loop)";
out.Open("state-loop");
out.Close();
}
static void PrintStateGoto(FString &out, ZCC_TreeNode *node)
static void PrintStateGoto(FLispString &out, ZCC_TreeNode *node)
{
ZCC_StateGoto *snode = (ZCC_StateGoto *)node;
out << "(state-goto ";
out.Open("state-goto");
PrintNodes(out, snode->Label);
PrintNodes(out, snode->Offset, ')');
PrintNodes(out, snode->Offset);
out.Close();
}
static void PrintStateLine(FString &out, ZCC_TreeNode *node)
static void PrintStateLine(FLispString &out, ZCC_TreeNode *node)
{
ZCC_StateLine *snode = (ZCC_StateLine *)node;
out.AppendFormat("\n(state-line %c%c%c%c %s %s ",
snode->Sprite[0], snode->Sprite[1], snode->Sprite[2], snode->Sprite[3],
snode->bBright ? "bright " : "",
snode->Frames->GetChars());
out.Break();
out.Open("state-line");
out.Add(snode->Sprite, 4);
if (snode->bBright)
{
out.Add("bright", 6);
}
out.Add(*(snode->Frames));
PrintNodes(out, snode->Offset);
PrintNodes(out, snode->Action, ')');
PrintNodes(out, snode->Action);
out.Close();
}
static void PrintVarName(FString &out, ZCC_TreeNode *node)
static void PrintVarName(FLispString &out, ZCC_TreeNode *node)
{
ZCC_VarName *vnode = (ZCC_VarName *)node;
out.AppendFormat("(var-name '%s')", FName(vnode->Name).GetChars());
out.Open("var-name");
out.AddName(vnode->Name);
out.Close();
}
static void PrintType(FString &out, ZCC_TreeNode *node)
static void PrintType(FLispString &out, ZCC_TreeNode *node)
{
ZCC_Type *tnode = (ZCC_Type *)node;
out << "(bad-type ";
PrintNodes(out, tnode->ArraySize, ')');
out.Open("bad-type");
PrintNodes(out, tnode->ArraySize);
out.Close();
}
static void PrintBasicType(FString &out, ZCC_TreeNode *node)
static void PrintBasicType(FLispString &out, ZCC_TreeNode *node)
{
ZCC_BasicType *tnode = (ZCC_BasicType *)node;
out << "(basic-type ";
out.Open("basic-type");
PrintNodes(out, tnode->ArraySize);
PrintBuiltInType(out, tnode->Type, true);
PrintNodes(out, tnode->UserType, ')');
PrintBuiltInType(out, tnode->Type);
PrintNodes(out, tnode->UserType);
out.Close();
}
static void PrintMapType(FString &out, ZCC_TreeNode *node)
static void PrintMapType(FLispString &out, ZCC_TreeNode *node)
{
ZCC_MapType *tnode = (ZCC_MapType *)node;
out << "(map-type ";
out.Open("map-type");
PrintNodes(out, tnode->ArraySize);
PrintNodes(out, tnode->KeyType);
PrintNodes(out, tnode->ValueType, ')');
PrintNodes(out, tnode->ValueType);
out.Close();
}
static void PrintDynArrayType(FString &out, ZCC_TreeNode *node)
static void PrintDynArrayType(FLispString &out, ZCC_TreeNode *node)
{
ZCC_DynArrayType *tnode = (ZCC_DynArrayType *)node;
out << "(dyn-array-type ";
out.Open("dyn-array-type");
PrintNodes(out, tnode->ArraySize);
PrintNodes(out, tnode->ElementType, ')');
PrintNodes(out, tnode->ElementType);
out.Close();
}
static void PrintClassType(FString &out, ZCC_TreeNode *node)
static void PrintClassType(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ClassType *tnode = (ZCC_ClassType *)node;
out << "(class-type ";
out.Open("class-type");
PrintNodes(out, tnode->ArraySize);
PrintNodes(out, tnode->Restriction, ')');
PrintNodes(out, tnode->Restriction);
out.Close();
}
static void PrintExprType(FString &out, EZCCExprType type)
static void OpenExprType(FLispString &out, EZCCExprType type)
{
static const char *const types[] =
{
"nil ",
"id ",
"super ",
"self ",
"string-const ",
"int-const ",
"uint-const ",
"float-const ",
"func-call ",
"array-access ",
"member-access ",
"post-inc ",
"post-dec ",
"pre-inc ",
"pre-dec ",
"negate ",
"anti-negate ",
"bit-not ",
"bool-not ",
"size-of ",
"align-of ",
"add ",
"sub ",
"mul ",
"div ",
"mod ",
"pow ",
"cross-product ",
"dot-product ",
"left-shift ",
"right-shift ",
"concat ",
"lt ",
"gt ",
"lteq ",
"gteq ",
"ltgteq ",
"is ",
"eqeq ",
"neq ",
"apreq ",
"bit-and ",
"bit-or ",
"bit-xor ",
"bool-and ",
"bool-or ",
"scope ",
"trinary ",
"nil",
"id",
"super",
"self",
"string-const",
"int-const",
"uint-const",
"float-const",
"func-call",
"array-access",
"member-access",
"post-inc",
"post-dec",
"pre-inc",
"pre-dec",
"negate",
"anti-negate",
"bit-not",
"bool-not",
"size-of",
"align-of",
"add",
"sub",
"mul",
"div",
"mod",
"pow",
"cross-product",
"dot-product",
"left-shift",
"right-shift",
"concat",
"lt",
"gt",
"lteq",
"gteq",
"ltgteq",
"is",
"eqeq",
"neq",
"apreq",
"bit-and",
"bit-or",
"bit-xor",
"bool-and",
"bool-or",
"scope",
"trinary",
};
assert(countof(types) == PEX_COUNT_OF);
char buf[32];
if (unsigned(type) < countof(types))
{
out << types[type];
mysnprintf(buf, countof(buf), "expr-%s", types[type]);
}
else
{
out.AppendFormat("bad-pex-%u ", type);
mysnprintf(buf, countof(buf), "bad-pex-%u", type);
}
out.Open(buf);
}
static void PrintExpression(FString &out, ZCC_TreeNode *node)
static void PrintExpression(FLispString &out, ZCC_TreeNode *node)
{
ZCC_Expression *enode = (ZCC_Expression *)node;
out << "(expr-";
PrintExprType(out, enode->Operation);
out << ')';
OpenExprType(out, enode->Operation);
out.Close();
}
static void PrintExprID(FString &out, ZCC_TreeNode *node)
static void PrintExprID(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprID *enode = (ZCC_ExprID *)node;
assert(enode->Operation == PEX_ID);
out.AppendFormat("(expr-id '%s')", FName(enode->Identifier).GetChars());
out.Open("expr-id");
out.AddName(enode->Identifier);
out.Close();
}
static void PrintExprString(FString &out, ZCC_TreeNode *node)
static void PrintExprString(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprString *enode = (ZCC_ExprString *)node;
assert(enode->Operation == PEX_StringConst);
out.AppendFormat("(expr-string-const ");
out.Open("expr-string-const");
PrintStringConst(out, *enode->Value);
out << ')';
out.Close();
}
static void PrintExprInt(FString &out, ZCC_TreeNode *node)
static void PrintExprInt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprInt *enode = (ZCC_ExprInt *)node;
assert(enode->Operation == PEX_IntConst || enode->Operation == PEX_UIntConst);
out << "(expr-";
PrintExprType(out, enode->Operation);
out.AppendFormat("%d)", enode->Value);
OpenExprType(out, enode->Operation);
out.AddInt(enode->Value);
out.Close();
}
static void PrintExprFloat(FString &out, ZCC_TreeNode *node)
static void PrintExprFloat(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprFloat *enode = (ZCC_ExprFloat *)node;
assert(enode->Operation == PEX_FloatConst);
out.AppendFormat("(expr-float-const %g)", enode->Value);
out.Open("expr-float-const");
out.AddFloat(enode->Value);
out.Close();
}
static void PrintExprFuncCall(FString &out, ZCC_TreeNode *node)
static void PrintExprFuncCall(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprFuncCall *enode = (ZCC_ExprFuncCall *)node;
assert(enode->Operation == PEX_FuncCall);
out << "(expr-func-call ";
out.Open("expr-func-call");
PrintNodes(out, enode->Function);
PrintNodes(out, enode->Parameters, ')');
PrintNodes(out, enode->Parameters);
out.Close();
}
static void PrintExprMemberAccess(FString &out, ZCC_TreeNode *node)
static void PrintExprMemberAccess(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprMemberAccess *enode = (ZCC_ExprMemberAccess *)node;
assert(enode->Operation == PEX_MemberAccess);
out << "(expr-member-access ";
out.Open("expr-member-access");
PrintNodes(out, enode->Left);
out.AppendFormat("'%s')", FName(enode->Right).GetChars());
out.AddName(enode->Right);
out.Close();
}
static void PrintExprUnary(FString &out, ZCC_TreeNode *node)
static void PrintExprUnary(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprUnary *enode = (ZCC_ExprUnary *)node;
out << "(expr-";
PrintExprType(out, enode->Operation);
PrintNodes(out, enode->Operand, ')');
OpenExprType(out, enode->Operation);
PrintNodes(out, enode->Operand);
out.Close();
}
static void PrintExprBinary(FString &out, ZCC_TreeNode *node)
static void PrintExprBinary(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprBinary *enode = (ZCC_ExprBinary *)node;
out << "(expr-";
PrintExprType(out, enode->Operation);
OpenExprType(out, enode->Operation);
PrintNodes(out, enode->Left);
PrintNodes(out, enode->Right, ')');
PrintNodes(out, enode->Right);
out.Close();
}
static void PrintExprTrinary(FString &out, ZCC_TreeNode *node)
static void PrintExprTrinary(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExprTrinary *enode = (ZCC_ExprTrinary *)node;
out << "(expr-";
PrintExprType(out, enode->Operation);
OpenExprType(out, enode->Operation);
PrintNodes(out, enode->Test);
PrintNodes(out, enode->Left);
PrintNodes(out, enode->Right, ')');
PrintNodes(out, enode->Right);
out.Close();
}
static void PrintFuncParam(FString &out, ZCC_TreeNode *node)
static void PrintFuncParam(FLispString &out, ZCC_TreeNode *node)
{
ZCC_FuncParm *pnode = (ZCC_FuncParm *)node;
out.AppendFormat("(func-parm %s ", FName(pnode->Label).GetChars());;
PrintNodes(out, pnode->Value, ')');
out.Open("func-parm");
out.AddName(pnode->Label);
PrintNodes(out, pnode->Value);
out.Close();
}
static void PrintStatement(FString &out, ZCC_TreeNode *node)
static void PrintStatement(FLispString &out, ZCC_TreeNode *node)
{
out << "(statement)";
out.Open("statement");
out.Close();
}
static void PrintCompoundStmt(FString &out, ZCC_TreeNode *node)
static void PrintCompoundStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_CompoundStmt *snode = (ZCC_CompoundStmt *)node;
out << "(compound-stmt ";
PrintNodes(out, snode->Content, ')');
out.Open("compound-stmt");
PrintNodes(out, snode->Content);
out.Close();
}
static void PrintContinueStmt(FString &out, ZCC_TreeNode *node)
static void PrintContinueStmt(FLispString &out, ZCC_TreeNode *node)
{
out << "(continue-stmt)";
out.Open("continue-stmt");
out.Close();
}
static void PrintBreakStmt(FString &out, ZCC_TreeNode *node)
static void PrintBreakStmt(FLispString &out, ZCC_TreeNode *node)
{
out << "(break-stmt)";
out.Open("break-stmt");
out.Close();
}
static void PrintReturnStmt(FString &out, ZCC_TreeNode *node)
static void PrintReturnStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ReturnStmt *snode = (ZCC_ReturnStmt *)node;
out << "(return-stmt ";
PrintNodes(out, snode->Values, ')');
out.Open("return-stmt");
PrintNodes(out, snode->Values);
out.Close();
}
static void PrintExpressionStmt(FString &out, ZCC_TreeNode *node)
static void PrintExpressionStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ExpressionStmt *snode = (ZCC_ExpressionStmt *)node;
out << "(expression-stmt ";
PrintNodes(out, snode->Expression, ')');
out.Open("expression-stmt");
PrintNodes(out, snode->Expression);
out.Close();
}
static void PrintIterationStmt(FString &out, ZCC_TreeNode *node)
static void PrintIterationStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_IterationStmt *snode = (ZCC_IterationStmt *)node;
out << "(iteration-stmt ";
out << (snode->CheckAt == ZCC_IterationStmt::Start) ? "start " : "end ";
out.Open("iteration-stmt");
out.Add((snode->CheckAt == ZCC_IterationStmt::Start) ? "start" : "end");
PrintNodes(out, snode->LoopCondition);
PrintNodes(out, snode->LoopBumper);
PrintNodes(out, snode->LoopStatement, true);
PrintNodes(out, snode->LoopStatement);
out.Close();
}
static void PrintIfStmt(FString &out, ZCC_TreeNode *node)
static void PrintIfStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_IfStmt *snode = (ZCC_IfStmt *)node;
out << "(if-stmt ";
out.Open("if-stmt");
PrintNodes(out, snode->Condition);
PrintNodes(out, snode->TruePath);
PrintNodes(out, snode->FalsePath, ')');
PrintNodes(out, snode->FalsePath);
out.Close();
}
static void PrintSwitchStmt(FString &out, ZCC_TreeNode *node)
static void PrintSwitchStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_SwitchStmt *snode = (ZCC_SwitchStmt *)node;
out << "(switch-stmt ";
out.Open("switch-stmt");
PrintNodes(out, snode->Condition);
PrintNodes(out, snode->Content, ')');
PrintNodes(out, snode->Content);
out.Close();
}
static void PrintCaseStmt(FString &out, ZCC_TreeNode *node)
static void PrintCaseStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_CaseStmt *snode = (ZCC_CaseStmt *)node;
out << "(case-stmt ";
PrintNodes(out, snode->Condition, ')');
out.Open("case-stmt");
PrintNodes(out, snode->Condition);
out.Close();
}
static void PrintAssignStmt(FString &out, ZCC_TreeNode *node)
static void BadAssignOp(FLispString &out, int op)
{
char buf[32];
size_t len = mysnprintf(buf, countof(buf), "assign-op-%d", op);
out.Add(buf, len);
}
static void PrintAssignStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_AssignStmt *snode = (ZCC_AssignStmt *)node;
out << "(assign-stmt ";
out.Open("assign-stmt");
switch (snode->AssignOp)
{
case ZCC_EQ: out << "= "; break;
case ZCC_MULEQ: out << "*= "; break;
case ZCC_DIVEQ: out << "/= "; break;
case ZCC_MODEQ: out << "%= "; break;
case ZCC_ADDEQ: out << "+= "; break;
case ZCC_SUBEQ: out << "-= "; break;
case ZCC_LSHEQ: out << "<<= "; break;
case ZCC_RSHEQ: out << ">>= "; break;
case ZCC_ANDEQ: out << "&= "; break;
case ZCC_OREQ: out << "|= "; break;
case ZCC_XOREQ: out << "^= "; break;
default:
out.AppendFormat("assign-op-%d ", snode->AssignOp);
case ZCC_EQ: out.AddChar('='); break;
case ZCC_MULEQ: out.Add("*=", 2); break;
case ZCC_DIVEQ: out.Add("/=", 2); break;
case ZCC_MODEQ: out.Add("%=", 2); break;
case ZCC_ADDEQ: out.Add("+=", 2); break;
case ZCC_SUBEQ: out.Add("-=", 2); break;
case ZCC_LSHEQ: out.Add("<<=", 2); break;
case ZCC_RSHEQ: out.Add(">>=", 2); break;
case ZCC_ANDEQ: out.Add("&=", 2); break;
case ZCC_OREQ: out.Add("|=", 2); break;
case ZCC_XOREQ: out.Add("^=", 2); break;
default: BadAssignOp(out, snode->AssignOp); break;
}
PrintNodes(out, snode->Dests);
PrintNodes(out, snode->Sources, ')');
PrintNodes(out, snode->Sources);
out.Close();
}
static void PrintLocalVarStmt(FString &out, ZCC_TreeNode *node)
static void PrintLocalVarStmt(FLispString &out, ZCC_TreeNode *node)
{
ZCC_LocalVarStmt *snode = (ZCC_LocalVarStmt *)node;
out << "(local-var-stmt ";
out.Open("local-var-stmt");
PrintNodes(out, snode->Type);
PrintNodes(out, snode->Vars);
PrintNodes(out, snode->Inits, ')');
PrintNodes(out, snode->Inits);
out.Close();
}
static void PrintFuncParamDecl(FString &out, ZCC_TreeNode *node)
static void PrintFuncParamDecl(FLispString &out, ZCC_TreeNode *node)
{
ZCC_FuncParamDecl *dnode = (ZCC_FuncParamDecl *)node;
out << "(func-param-decl ";
out.Open("func-param-decl");
PrintNodes(out, dnode->Type);
out.AppendFormat("%s %x)", FName(dnode->Name).GetChars(), dnode->Flags);
out.AddName(dnode->Name);
out.AddHex(dnode->Flags);
out.Close();
}
static void PrintConstantDef(FString &out, ZCC_TreeNode *node)
static void PrintConstantDef(FLispString &out, ZCC_TreeNode *node)
{
ZCC_ConstantDef *dnode = (ZCC_ConstantDef *)node;
out.AppendFormat("(constant-def %s ", FName(dnode->Name).GetChars());
PrintNodes(out, dnode->Value, ')');
out.Open("constant-def");
out.AddName(dnode->Name);
PrintNodes(out, dnode->Value);
out.Close();
}
static void PrintDeclarator(FString &out, ZCC_TreeNode *node)
static void PrintDeclarator(FLispString &out, ZCC_TreeNode *node)
{
ZCC_Declarator *dnode = (ZCC_Declarator *)node;
out << "(declarator ";
out.Open("declarator");
PrintNodes(out, dnode->Type);
out.AppendFormat("%x)", dnode->Flags);
out.AddHex(dnode->Flags);
out.Close();
}
static void PrintVarDeclarator(FString &out, ZCC_TreeNode *node)
static void PrintVarDeclarator(FLispString &out, ZCC_TreeNode *node)
{
ZCC_VarDeclarator *dnode = (ZCC_VarDeclarator *)node;
out << "\n(var-declarator ";
out.Break();
out.Open("var-declarator");
PrintNodes(out, dnode->Type);
out.AppendFormat("%x ", dnode->Flags);
PrintNodes(out, dnode->Names, ')');
out << '\n';
out.AddHex(dnode->Flags);
PrintNodes(out, dnode->Names);
out.Close();
}
static void PrintFuncDeclarator(FString &out, ZCC_TreeNode *node)
static void PrintFuncDeclarator(FLispString &out, ZCC_TreeNode *node)
{
ZCC_FuncDeclarator *dnode = (ZCC_FuncDeclarator *)node;
out << "\n(func-declarator ";
out.Break();
out.Open("func-declarator");
PrintNodes(out, dnode->Type);
out.AppendFormat("%x %s ", dnode->Flags, FName(dnode->Name).GetChars());
PrintNodes(out, dnode->Params, ' ');
PrintNodes(out, dnode->Body, ')');
out << '\n';
out.AddHex(dnode->Flags);
out.AddName(dnode->Name);
PrintNodes(out, dnode->Params);
PrintNodes(out, dnode->Body);
out.Close();
}
void (* const TreeNodePrinter[NUM_AST_NODE_TYPES])(FString &, ZCC_TreeNode *) =
void (* const TreeNodePrinter[NUM_AST_NODE_TYPES])(FLispString &, ZCC_TreeNode *) =
{
PrintIdentifier,
PrintClass,
@ -607,7 +794,7 @@ void (* const TreeNodePrinter[NUM_AST_NODE_TYPES])(FString &, ZCC_TreeNode *) =
FString ZCC_PrintAST(ZCC_TreeNode *root)
{
FString out;
PrintNodes(out, root, '\0');
FLispString out;
PrintNodes(out, root);
return out;
}