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Add := assignment op, define some currently unused keywords

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git-svn-id: svn://svn.cc65.org/cc65/trunk@2542 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
2003-10-17 00:38:21 +00:00
parent 3085e7583e
commit c12c231f14
6 changed files with 94 additions and 47 deletions
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12
src/ca65/main.c
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@@ -183,7 +183,7 @@ static void DefineSymbol (const char* Def)
}
/* Define the symbol */
SymDef (SymName, GenLiteralExpr (Val), 0, 0);
SymDef (SymName, GenLiteralExpr (Val), SYM_DEFAULT);
}
@@ -373,16 +373,20 @@ static void OneLine (void)
/* If a colon follows, this is a label definition. If there
* is no colon, it's an assignment.
*/
if (Tok == TOK_EQ) {
if (Tok == TOK_EQ || Tok == TOK_ASSIGN) {
/* If it's an assign token, we have a label */
unsigned Flags = (Tok == TOK_ASSIGN)? SYM_LABEL : SYM_DEFAULT;
/* Skip the '=' */
NextTok ();
/* Define the symbol with the expression following the '=' */
SymDef (Ident, Expression(), 0, 0);
SymDef (Ident, Expression(), Flags);
/* Don't allow anything after a symbol definition */
Done = 1;
} else {
/* Define the symbol flags */
unsigned Flags = IsZPSeg ()? SYM_ZP | SYM_LABEL : SYM_LABEL;
/* Define a label */
SymDef (Ident, GenCurrentPC(), IsZPSeg(), 1);
SymDef (Ident, GenCurrentPC (), Flags);
/* Skip the colon. If NoColonLabels is enabled, allow labels
* without a colon if there is no whitespace before the
* identifier.