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changes after simple analysis, added FIXMEs

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This commit is contained in:
Joseph Poirier 2015-06-14 02:08:10 -05:00
parent df817a54fc
commit 463f086a33
8 changed files with 18 additions and 22 deletions
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1
clibrary.c
View file

@ -29,6 +29,7 @@ void LibraryInit(Picoc *pc)
}
/* add a library */
// FIXME: GlobalTable never used
void LibraryAdd(Picoc *pc, struct Table *GlobalTable,
struct LibraryFunction *FuncList)
{

28
expression.c
View file

@ -35,7 +35,7 @@ struct ExpressionStack
struct ExpressionStack *Next; /* the next lower item on the stack */
struct Value *Val; /* the value for this stack node */
enum LexToken Op; /* the operator */
short unsigned int Precedence; /* the operator precedence of this node */
unsigned short Precedence; /* the operator precedence of this node */
unsigned char Order; /* the evaluation order of this operator */
};
@ -506,18 +506,14 @@ void ExpressionAssign(struct ParseState *Parser, struct Value *DestValue,
if (!IS_NUMERIC_COERCIBLE_PLUS_POINTERS(SourceValue, AllowPointerCoercion))
AssignFail(Parser, "%t from %t", DestValue->Typ, SourceValue->Typ,
0, 0, FuncName, ParamNo);
DestValue->Val->FP = ExpressionCoerceFP(SourceValue);
break;
case TypePointer:
ExpressionAssignToPointer(Parser, DestValue, SourceValue, FuncName,
ParamNo, AllowPointerCoercion);
break;
case TypeArray:
if (SourceValue->Typ->Base == TypeArray &&
DestValue->Typ->FromType == DestValue->Typ->FromType &&
DestValue->Typ->ArraySize == 0) {
if (SourceValue->Typ->Base == TypeArray && DestValue->Typ->ArraySize == 0) {
/* destination array is unsized - need to resize the destination
array to the same size as the source array */
DestValue->Typ = SourceValue->Typ;
@ -529,7 +525,6 @@ void ExpressionAssign(struct ParseState *Parser, struct Value *DestValue,
DestValue->LValueFrom->AnyValOnHeap = DestValue->AnyValOnHeap;
}
}
/* char array = "abcd" */
if (DestValue->Typ->FromType->Base == TypeChar &&
SourceValue->Typ->Base == TypePointer &&
@ -571,17 +566,14 @@ void ExpressionAssign(struct ParseState *Parser, struct Value *DestValue,
memcpy((void *)DestValue->Val, (void *)SourceValue->Val,
TypeSizeValue(DestValue, false));
break;
case TypeStruct:
case TypeUnion:
if (DestValue->Typ != SourceValue->Typ)
AssignFail(Parser, "%t from %t", DestValue->Typ, SourceValue->Typ,
0, 0, FuncName, ParamNo);
memcpy((void *)DestValue->Val, (void *)SourceValue->Val,
TypeSizeValue(SourceValue, false));
break;
default:
AssignFail(Parser, "%t", DestValue->Typ, NULL, 0, 0, FuncName, ParamNo);
break;
@ -1211,7 +1203,6 @@ void ExpressionStackCollapse(struct ParseState *Parser,
ExpressionPushInt(Parser, StackTop, 0);
}
break;
case OrderPostfix:
/* postfix evaluation */
#ifdef DEBUG_EXPRESSIONS
@ -1237,7 +1228,6 @@ void ExpressionStackCollapse(struct ParseState *Parser,
ExpressionPushInt(Parser, StackTop, 0);
}
break;
case OrderInfix:
/* infix evaluation */
#ifdef DEBUG_EXPRESSIONS
@ -1274,8 +1264,8 @@ void ExpressionStackCollapse(struct ParseState *Parser,
else
FoundPrecedence = -1;
break;
case OrderNone:
default:
/* this should never happen */
assert(TopOperatorNode->Order != OrderNone);
break;
@ -1652,7 +1642,7 @@ int ExpressionParse(struct ParseState *Parser, struct Value **Result)
return StackTop != NULL;
}
/* do a parameterised macro call */
/* do a parameterized macro call */
void ExpressionParseMacroCall(struct ParseState *Parser,
struct ExpressionStack **StackTop, const char *MacroName,
struct MacroDef *MDef)
@ -1693,7 +1683,7 @@ void ExpressionParseMacroCall(struct ParseState *Parser,
} else {
/* end of argument list? */
Token = LexGetToken(Parser, NULL, true);
if (!TokenCloseBracket)
if (Token != TokenCloseBracket)
ProgramFail(Parser, "bad argument");
}
@ -1795,7 +1785,7 @@ void ExpressionParseFunctionCall(struct ParseState *Parser,
} else {
/* end of argument list? */
Token = LexGetToken(Parser, NULL, true);
if (!TokenCloseBracket)
if (Token != TokenCloseBracket)
ProgramFail(Parser, "bad argument");
}
@ -1847,9 +1837,11 @@ void ExpressionParseFunctionCall(struct ParseState *Parser,
}
VariableStackFramePop(Parser);
} else
} else {
// FIXME: too many parameters?
FuncValue->Val->FuncDef.Intrinsic(Parser, ReturnValue, ParamArray,
ArgCount);
ArgCount);
}
HeapPopStackFrame(Parser->pc);
}

1
lex.c
View file

@ -244,6 +244,7 @@ enum LexToken LexGetWord(Picoc *pc, struct LexState *Lexer, struct Value *Value)
}
/* unescape a character from an octal character constant */
// FIXME: End not used
unsigned char LexUnEscapeCharacterConstant(const char **From, const char *End,
unsigned char FirstChar, int Base)
{

4
parse.c
View file

@ -35,7 +35,7 @@ enum ParseResult ParseStatementMaybeRun(struct ParseState *Parser,
Parser->Mode = RunModeSkip;
Result = ParseStatement(Parser, CheckTrailingSemicolon);
Parser->Mode = OldMode;
return Result;
return (enum ParseResult)Result;
} else
return ParseStatement(Parser, CheckTrailingSemicolon);
}
@ -559,7 +559,7 @@ void ParseTypedef(struct ParseState *Parser)
if (Parser->Mode == RunModeRun) {
TypPtr = &Typ;
InitValue.Typ = &Parser->pc->TypeType;
InitValue.Val = (union AnyValue *)TypPtr;
InitValue.Val = (union AnyValue*)TypPtr;
VariableDefine(Parser->pc, Parser, TypeName, &InitValue, NULL, false);
}
}

1
platform.c
View file

@ -228,6 +228,7 @@ void PlatformVPrintf(IOFILE *Stream, const char *Format, va_list Args)
case 'f': PrintFP(va_arg(Args, double), Stream); break;
case '%': PrintCh('%', Stream); break;
case '\0': FPos--; break;
default: break;
}
}
else

2
platform/library_unix.c
View file

@ -1,6 +1,6 @@
#include "../interpreter.h"
void UnixSetupFunc()
void UnixSetupFunc(Picoc *pc)
{
}

2
type.c
View file

@ -350,7 +350,7 @@ void TypeParseEnum(struct ParseState *Parser, struct ValueType **Typ)
(*Typ)->Members = &pc->GlobalTable;
memset((void *)&InitValue, '\0', sizeof(struct Value));
InitValue.Typ = &pc->IntType;
InitValue.Val = (union AnyValue *)&EnumValue;
InitValue.Val = (union AnyValue*)&EnumValue;
do {
if (LexGetToken(Parser, &LexValue, true) != TokenIdentifier)
ProgramFail(Parser, "identifier expected");

1
variable.c
View file

@ -507,6 +507,7 @@ void VariableStringLiteralDefine(Picoc *pc, char *Ident, struct Value *Val)
}
/* check a pointer for validity and dereference it for use */
// FIXME: Parser unused
void *VariableDereferencePointer(struct ParseState *Parser,
struct Value *PointerValue, struct Value **DerefVal, int *DerefOffset,
struct ValueType **DerefType, int *DerefIsLValue)