* Added support for doing shifts by helper functions

[fw/sdcc] / src / SDCCicode.c

diff --git a/src/SDCCicode.c b/src/SDCCicode.c
index 29867e0fd6caa001b7d6ac912747f3e1b1dff807..4e93c888ce17805e5b38e4ade37243139f6c8165 100644 (file)
--- a/src/SDCCicode.c
+++ b/src/SDCCicode.c
@@ -539,7 +539,7 @@ newiTempLabel (char *s)
   itmplbl->isitmp = 1;
   itmplbl->islbl = 1;
   itmplbl->key = labelKey++;
-  addSym (LabelTab, itmplbl, itmplbl->name, 0, 0);
+  addSym (LabelTab, itmplbl, itmplbl->name, 0, 0, 0);
   return itmplbl;
 }
 
@@ -557,7 +557,7 @@ newiTempPreheaderLabel ()
   itmplbl->isitmp = 1;
   itmplbl->islbl = 1;
   itmplbl->key = labelKey++;
-  addSym (LabelTab, itmplbl, itmplbl->name, 0, 0);
+  addSym (LabelTab, itmplbl, itmplbl->name, 0, 0, 0);
   return itmplbl;
 }
 
@@ -954,7 +954,7 @@ operandOperation (operand * left, operand * right,
       break;
     case RRC:
       {
-       long i = operandLitValue (left);
+       long i = (long) operandLitValue (left);
 
        retval = operandFromLit ((i >> (getSize (operandType (left)) * 8 - 1)) |
                                 (i << 1));
@@ -962,7 +962,7 @@ operandOperation (operand * left, operand * right,
       break;
     case RLC:
       {
-       long i = operandLitValue (left);
+       long i = (long) operandLitValue (left);
 
        retval = operandFromLit ((i << (getSize (operandType (left)) * 8 - 1)) |
                                 (i >> 1));
@@ -1021,7 +1021,7 @@ isOperandEqual (operand * left, operand * right)
       return (floatFromVal (left->operand.valOperand) ==
              floatFromVal (right->operand.valOperand));
     case TYPE:
-      if (checkType (left->operand.typeOperand,
+      if (compareType (left->operand.typeOperand,
                     right->operand.typeOperand) == 1)
        return 1;
     }
@@ -1294,7 +1294,7 @@ operandFromLink (sym_link * type)
 /* operandFromLit - makes an operand from a literal value          */
 /*-----------------------------------------------------------------*/
 operand *
-operandFromLit (float i)
+operandFromLit (double i)
 {
   return operandFromValue (valueFromLit (i));
 }
@@ -1407,7 +1407,7 @@ usualUnaryConversions (operand * op)
 {
   if (IS_INTEGRAL (operandType (op)))
     {
-      if (getSize (operandType (op)) < INTSIZE)
+      if (getSize (operandType (op)) < (unsigned int) INTSIZE)
        {
          /* Widen to int. */
          return geniCodeCast (INTTYPE, op, TRUE);
@@ -1513,7 +1513,7 @@ geniCodeCast (sym_link * type, operand * op, bool implicit)
     }
 
   /* if the operand is already the desired type then do nothing */
-  if (checkType (type, optype) == 1)
+  if (compareType (type, optype) == 1)
     return op;
 
   /* if this is a literal then just change the type & return */
@@ -1529,7 +1529,7 @@ geniCodeCast (sym_link * type, operand * op, bool implicit)
       !IS_GENPTR (type))
     {
       werror (E_INCOMPAT_CAST);
-      werror (E_CONTINUE, "from type '");
+      fprintf (stderr, "from type '");
       printTypeChain (optype, stderr);
       fprintf (stderr, "' to type '");
       printTypeChain (type, stderr);
@@ -1623,7 +1623,6 @@ geniCodeMultiply (operand * left, operand * right,int resultIsInt)
   if (resultIsInt)
     {
       SPEC_NOUN(getSpec(resType))=V_INT;
-      SPEC_SHORT(getSpec(resType))=0;
     }
 
   /* if the right is a literal & power of 2 */
@@ -1633,7 +1632,7 @@ geniCodeMultiply (operand * left, operand * right,int resultIsInt)
      if port has 1 byte muldiv */
   if (p2 && !IS_FLOAT (letype) &&
       !((resultIsInt) && (getSize (resType) != getSize (ltype)) && 
-       (port->muldiv.native_below == 1)))
+       (port->support.muldiv == 1)))
     {
       if ((resultIsInt) && (getSize (resType) != getSize (ltype)))
        {
@@ -2393,9 +2392,9 @@ geniCodeLogic (operand * left, operand * right, int op)
   if (IS_INTEGRAL (ltype) && IS_LITERAL (rtype))
     {
       int nbits = bitsForType (ltype);
-      long v = operandLitValue (right);
+      long v = (long) operandLitValue (right);
 
-      if (v > ((LONG_LONG) 1 << nbits) && v > 0)
+      if (v >= ((LONG_LONG) 1 << nbits) && v > 0)
        werror (W_CONST_RANGE, " compare operation ");
     }
 
@@ -2489,9 +2488,9 @@ geniCodeAssign (operand * left, operand * right, int nosupdate)
   if (IS_INTEGRAL (ltype) && right->type == VALUE && IS_LITERAL (rtype))
     {
       int nbits = bitsForType (ltype);
-      long v = operandLitValue (right);
+      long v = (long) operandLitValue (right);
 
-      if (v > ((LONG_LONG) 1 << nbits) && v > 0)
+      if (v >= ((LONG_LONG) 1 << nbits) && v > 0)
        werror (W_CONST_RANGE, " = operation");
     }
 
@@ -2502,12 +2501,12 @@ geniCodeAssign (operand * left, operand * right, int nosupdate)
 
   /* first check the type for pointer assignement */
   if (left->isaddr && IS_PTR (ltype) && IS_ITEMP (left) &&
-      checkType (ltype, rtype) < 0)
+      compareType (ltype, rtype) < 0)
     {
-      if (checkType (ltype->next, rtype) < 0)
+      if (compareType (ltype->next, rtype) < 0)
        right = geniCodeCast (ltype->next, right, TRUE);
     }
-  else if (checkType (ltype, rtype) < 0)
+  else if (compareType (ltype, rtype) < 0)
     right = geniCodeCast (ltype, right, TRUE);
 
   /* if left is a true symbol & ! volatile
@@ -3287,7 +3286,7 @@ ast2iCode (ast * tree,int lvl)
        sym_link *rtype = operandType (right);
        sym_link *ltype = operandType (left);
        if (IS_PTR (rtype) && IS_ITEMP (right)
-           && right->isaddr && checkType (rtype->next, ltype) == 1)
+           && right->isaddr && compareType (rtype->next, ltype) == 1)
          right = geniCodeRValue (right, TRUE);
        else
          right = geniCodeRValue (right, FALSE);
@@ -3319,7 +3318,7 @@ ast2iCode (ast * tree,int lvl)
        sym_link *rtype = operandType (right);
        sym_link *ltype = operandType (left);
        if (IS_PTR (rtype) && IS_ITEMP (right)
-           && right->isaddr && checkType (rtype->next, ltype) == 1)
+           && right->isaddr && compareType (rtype->next, ltype) == 1)
          right = geniCodeRValue (right, TRUE);
        else
          right = geniCodeRValue (right, FALSE);
@@ -3335,7 +3334,7 @@ ast2iCode (ast * tree,int lvl)
        sym_link *rtype = operandType (right);
        sym_link *ltype = operandType (left);
        if (IS_PTR (rtype) && IS_ITEMP (right)
-           && right->isaddr && checkType (rtype->next, ltype) == 1)
+           && right->isaddr && compareType (rtype->next, ltype) == 1)
          {
            right = geniCodeRValue (right, TRUE);
          }