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Rewrote expression evaluation. More smaller changes.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@2638 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
2003-11-11 13:57:30 +00:00
parent 3d1e244a8a
commit 4555fdcad1
14 changed files with 668 additions and 637 deletions
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20
src/ca65/symentry.h
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@@ -7,7 +7,7 @@
/* */
/* */
/* (C) 1998-2003 Ullrich von Bassewitz */
/* R<>merstrasse 52 */
/* R<>merstra<EFBFBD>e 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
@@ -60,9 +60,7 @@
#define SF_GLOBAL 0x0010 /* Global symbol */
#define SF_LABEL 0x0080 /* Used as a label */
#define SF_FORCED 0x0100 /* Forced import, SF_IMPORT also set */
#define SF_FINALIZED 0x0200 /* Symbol is finalized */
#define SF_INDEXED 0x0800 /* Index is valid */
#define SF_CONST 0x1000 /* The symbol has a constant value */
#define SF_MULTDEF 0x2000 /* Multiply defined symbol */
#define SF_DEFINED 0x4000 /* Defined */
#define SF_REFERENCED 0x8000 /* Referenced */
@@ -164,12 +162,14 @@ int SymIsRef (const SymEntry* Sym);
int SymIsImport (const SymEntry* Sym);
/* Return true if the given symbol is marked as import */
int SymIsConst (SymEntry* Sym, long* Val);
/* Return true if the given symbol has a constant value. If Val is not NULL
* and the symbol has a constant value, store it's value there.
*/
int SymHasExpr (const SymEntry* Sym);
/* Return true if the given symbol has an associated expression */
void SymFinalize (SymEntry* S);
/* Finalize a symbol expression if there is one */
void SymMarkUser (SymEntry* Sym);
/* Set a user mark on the specified symbol */
@@ -179,12 +179,14 @@ void SymUnmarkUser (SymEntry* Sym);
int SymHasUserMark (SymEntry* Sym);
/* Return the state of the user mark for the specified symbol */
long GetSymVal (SymEntry* Sym);
/* Return the symbol value */
struct ExprNode* GetSymExpr (SymEntry* Sym);
/* Get the expression for a non-const symbol */
const struct ExprNode* SymResolve (const SymEntry* Sym);
/* Helper function for DumpExpr. Resolves a symbol into an expression or return
* NULL. Do not call in other contexts!
*/
const char* GetSymName (SymEntry* Sym);
/* Return the name of the symbol */