2004-01-11 Vangelis Rokas <vrokas@otenet.gr>

[fw/sdcc] / src / pic16 / pcoderegs.c

diff --git a/src/pic16/pcoderegs.c b/src/pic16/pcoderegs.c
index 3bf620b3bea96f1e51d559657217e2cb98d35919..0a772a8d7287d887977e78cde6b2198e38ea48db 100644 (file)
--- a/src/pic16/pcoderegs.c
+++ b/src/pic16/pcoderegs.c
@@ -1,6 +1,6 @@
 /*-------------------------------------------------------------------------
 
-   pcoderegs.c - post code generation register optimizations
+  pcoderegs.c - post code generation register optimizations
 
    Written By -  Scott Dattalo scott@dattalo.com
    Ported To PIC16 By -  m.dubuc@rogers.com
@@ -321,7 +321,7 @@ static void  RemoveRegsFromSet(set *regset)
        pc = setFirstItem(reg->reglives.usedpCodes);
 
        if(reg->type == REG_SFR) {
-         //fprintf(stderr, "not removing SFR reg %s even though used only once\n",reg->name);
+               fprintf(stderr, "not removing SFR reg %s even though used only once\n",reg->name);
          continue;
        }
 
@@ -660,10 +660,10 @@ static void OptimizeRegUsage(set *fregs, int optimize_multi_uses, int optimize_l
     reg = fregs->item;
     fregs = fregs->next;
 
-    if(reg->type == REG_SFR) {
-      //fprintf(stderr,"skipping SFR: %s\n",reg->name);
-      continue;
-    }
+       if(reg->type == REG_SFR) {
+//             fprintf(stderr,"skipping SFR: %s\n",reg->name);
+               continue;
+       }
 
     pcfl_used = setFirstItem(reg->reglives.usedpFlows);
     pcfl_assigned = setFirstItem(reg->reglives.assignedpFlows);
@@ -723,7 +723,7 @@ static void OptimizeRegUsage(set *fregs, int optimize_multi_uses, int optimize_l
       if(used && !pcfl_used && pcfl_assigned) {
        pCode *pc;
 
-       //fprintf(stderr,"WARNING %s: reg %s assigned without being used\n",__FUNCTION__,reg->name);
+//             fprintf(stderr,"WARNING %s: reg %s assigned without being used\n",__FUNCTION__,reg->name);
 
        pc = setFirstItem(reg->reglives.usedpCodes);
        while(pc) {
@@ -819,6 +819,8 @@ void pic16_pCodeRegOptimizeRegUsage(int level)
   } while( passes && ((total_registers_saved != saved) || (passes==OPT_PASSES-1)) );
 
   if(total_registers_saved == t) 
+
+  if(pic16_debug_verbose)
     fprintf(stderr, "No registers saved on this pass\n");