fixed the gencmp setting of supportRtn

[fw/sdcc] / src / mcs51 / gen.c

diff --git a/src/mcs51/gen.c b/src/mcs51/gen.c
index b239ecc4c0c3606612c8710bdbb2173dac247df7..048b2148af6fda89745e13a4d95dda3b5dc347e3 100644 (file)
--- a/src/mcs51/gen.c
+++ b/src/mcs51/gen.c
@@ -233,7 +233,6 @@ endOfWorld:
       return NULL;
     }
 
-  piCode (ic, stdout);
   /* other wise this is true end of the world */
   werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
          "getFreePtr should never reach here");
@@ -3151,98 +3150,6 @@ genMultbits (operand * left,
 /*-----------------------------------------------------------------*/
 /* genMultOneByte : 8*8=8/16 bit multiplication                    */
 /*-----------------------------------------------------------------*/
-#if 0 // REMOVE ME
-static void
-genMultOneByte (operand * left,
-               operand * right,
-               operand * result)
-{
-  sym_link *opetype = operandType (result);
-  char *l;
-  symbol *lbl;
-  int size, offset;
-
-  /* (if two literals, the value is computed before) */
-  /* if one literal, literal on the right */
-  if (AOP_TYPE (left) == AOP_LIT)
-    {
-      operand *t = right;
-      right = left;
-      left = t;
-    }
-
-  size = AOP_SIZE (result);
-  /* signed or unsigned */
-  emitcode ("mov", "b,%s", aopGet (AOP (right), 0, FALSE, FALSE));
-  l = aopGet (AOP (left), 0, FALSE, FALSE);
-  MOVA (l);
-  emitcode ("mul", "ab");
-  /* if result size = 1, mul signed = mul unsigned */
-  aopPut (AOP (result), "a", 0);
-  if (size > 1)
-    {
-      if (SPEC_USIGN (opetype))
-       {
-         aopPut (AOP (result), "b", 1);
-         if (size > 2)
-           /* for filling the MSBs */
-           emitcode ("clr", "a");
-       }
-      else
-       {
-         emitcode ("mov", "a,b");
-
-         /* adjust the MSB if left or right neg */
-
-         /* if one literal */
-         if (AOP_TYPE (right) == AOP_LIT)
-           {
-             /* AND literal negative */
-             if ((int) floatFromVal (AOP (right)->aopu.aop_lit) < 0)
-               {
-                 /* adjust MSB (c==0 after mul) */
-                 emitcode ("subb", "a,%s", aopGet (AOP (left), 0, FALSE, FALSE));
-               }
-           }
-         else
-           {
-             lbl = newiTempLabel (NULL);
-             emitcode ("xch", "a,%s", aopGet (AOP (right), 0, FALSE, FALSE));
-             emitcode ("cjne", "a,#0x80,%05d$", (lbl->key + 100));
-             emitcode ("", "%05d$:", (lbl->key + 100));
-             emitcode ("xch", "a,%s", aopGet (AOP (right), 0, FALSE, FALSE));
-             lbl = newiTempLabel (NULL);
-             emitcode ("jc", "%05d$", (lbl->key + 100));
-             emitcode ("subb", "a,%s", aopGet (AOP (left), 0, FALSE, FALSE));
-             emitcode ("", "%05d$:", (lbl->key + 100));
-           }
-
-         lbl = newiTempLabel (NULL);
-         emitcode ("xch", "a,%s", aopGet (AOP (left), 0, FALSE, FALSE));
-         emitcode ("cjne", "a,#0x80,%05d$", (lbl->key + 100));
-         emitcode ("", "%05d$:", (lbl->key + 100));
-         emitcode ("xch", "a,%s", aopGet (AOP (left), 0, FALSE, FALSE));
-         lbl = newiTempLabel (NULL);
-         emitcode ("jc", "%05d$", (lbl->key + 100));
-         emitcode ("subb", "a,%s", aopGet (AOP (right), 0, FALSE, FALSE));
-         emitcode ("", "%05d$:", (lbl->key + 100));
-
-         aopPut (AOP (result), "a", 1);
-         if (size > 2)
-           {
-             /* get the sign */
-             emitcode ("rlc", "a");
-             emitcode ("subb", "a,acc");
-           }
-       }
-      size -= 2;
-      offset = 2;
-      if (size > 0)
-       while (size--)
-         aopPut (AOP (result), "a", offset++);
-    }
-}
-#else
 static void
 genMultOneByte (operand * left,
                operand * right,
@@ -3343,7 +3250,6 @@ genMultOneByte (operand * left,
     aopPut (AOP (result), "b", 1);
   }
 }
-#endif
 
 /*-----------------------------------------------------------------*/
 /* genMult - generates code for multiplication                     */
@@ -8577,8 +8483,6 @@ gen51Code (iCode * lic)
 
        default:
          ic = ic;
-         /*      piCode(ic,stdout); */
-
        }
     }