src/Headers/constraintTerm.h

   1 #ifndef __constraintTerm_h__
   2
   3 #define __constraintTerm_h__
   4
   5 typedef union
   6 {
   7   /*@exposed@*/ /*@dependent@*/ exprNode expr;
   8   /*@only@*/  sRef     sref;
   9   int      intlit;
  10 } constraintTermValue;
  11
  12 /*@-namechecks@*/
  13
  14 typedef enum
  15 {
  16   ERRORBADCONSTRAINTTERMTYPE,
  17  EXPRNODE, SREF,
  18  INTLITERAL
  19 } constraintTermType;
  20
  21 struct _constraintTerm {
  22   /*@only@*/ fileloc loc;
  23   constraintTermValue value;
  24   constraintTermType kind;
  25 };
  26
  27
  28 abst_typedef struct _constraintTerm * constraintTerm;
  29
  30 extern constraintTermType constraintTerm_getKind (constraintTerm) ;
  31 extern /*@exposed@*/ sRef constraintTerm_getSRef (constraintTerm) ;
  32
  33 extern /*@falsenull@*/ bool constraintTerm_isDefined (constraintTerm p_e) /*@*/;
  34 extern /*@unused@*/ /*@truenull@*/ bool constraintTerm_isUndefined (constraintTerm p_e) /*@*/ ;
  35 extern /*@unused@*/ /*@truenull@*/ bool constraintTerm_isError (constraintTerm p_e) /*@*/ ;
  36
  37 /*@constant null constraintTerm constraintTerm_undefined; @*/
  38
  39 # define constraintTerm_undefined ((constraintTerm)NULL)
  40
  41 # define constraintTerm_isDefined(e)        ((e) != constraintTerm_undefined)
  42 # define constraintTerm_isUndefined(e)      ((e) == constraintTerm_undefined)
  43 # define constraintTerm_isError(e)          ((e) == constraintTerm_undefined)
  44
  45
  46
  47 void constraintTerm_free (/*@only@*/ constraintTerm term);
  48
  49 constraintTerm constraintTerm_simplify (/*@returned@*/ constraintTerm term) /*@modifies term@*/ ;
  50
  51 /*@only@*/ constraintTerm constraintTerm_makeExprNode (/*@dependent@*/ exprNode e) /*@*/;
  52
  53 constraintTerm constraintTerm_copy (constraintTerm term) /*@*/;
  54
  55 bool constraintTerm_similar (constraintTerm term1, constraintTerm term2) /*@*/;
  56
  57 bool constraintTerm_canGetValue (constraintTerm term)/*@*/;
  58 int constraintTerm_getValue (constraintTerm term) /*@*/;
  59
  60 fileloc constraintTerm_getFileloc (constraintTerm t) /*@*/;
  61
  62
  63 bool constraintTerm_isIntLiteral (constraintTerm term) /*@*/;
  64
  65 cstring constraintTerm_print (constraintTerm term) /*@*/;
  66
  67 constraintTerm constraintTerm_makesRef  (/*@temp@*/ /*@observer@*/ sRef s) /*@*/;
  68
  69 /*@unused@*/ bool constraintTerm_probSame (constraintTerm term1, constraintTerm term2) /*@*/;
  70
  71 constraintTerm constraintTerm_setFileloc (/*@returned@*/ constraintTerm term, fileloc loc) /*@modifies term@*/;
  72
  73 constraintTerm constraintTerm_makeIntLiteral (int i) /*@*/;
  74
  75 bool constraintTerm_isStringLiteral (constraintTerm c) /*@*/;
  76 cstring constraintTerm_getStringLiteral (constraintTerm c) /*@*/;
  77
  78
  79 constraintTerm constraintTerm_doSRefFixBaseParam (/*@returned@*/ constraintTerm term, exprNodeList arglist) /*@modifies term@*/;
  80
  81 void constraintTerm_dump ( /*@observer@*/ constraintTerm t,  FILE *f);
  82
  83 /*@only@*/ constraintTerm constraintTerm_undump ( FILE *f);
  84
  85 /*@=namechecks@*/
  86
  87 #else
  88
  89 #error Multiple Include
  90
  91 #endif