loop.c (count_loop_regs_set): Replace start and end arguments with loop argument.

	* loop.c (count_loop_regs_set): Replace start and end arguments
	with loop argument.  All callers udated.

From-SVN: r35978

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 62a7ded670dac3a2cd58923f64302edb001f84f8..ac38c703bb90e167c078327bcb4535e1c948e1da 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-08-26  Michael Hayes  <mhayes@cygnus.com>
+
+       * loop.c (count_loop_regs_set): Replace start and end arguments
+       with loop argument.  All callers udated.
+       
 2000-08-26  Michael Hayes  <mhayes@cygnus.com>
        
        * loop.c (constant_high_bytes): Delete.

diff --git a/gcc/loop.c b/gcc/loop.c
index 6c0ae4fb825ce7295f9d284f8467c1c8ba6f644f..a24a72bc5b9fe3804505699331a50837efe38d00 100644 (file)
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -240,7 +240,8 @@ static int consec_sets_invariant_p PARAMS ((const struct loop *,
 static int labels_in_range_p PARAMS ((rtx, int));
 static void count_one_set PARAMS ((rtx, rtx, varray_type, rtx *));
 
-static void count_loop_regs_set PARAMS ((rtx, rtx, varray_type, varray_type,
+static void count_loop_regs_set PARAMS ((const struct loop*,
+                                        varray_type, varray_type,
                                         int *, int));
 static void note_addr_stored PARAMS ((rtx, rtx, void *));
 static void note_set_pseudo_multiple_uses PARAMS ((rtx, rtx, void *));
@@ -706,8 +707,8 @@ scan_loop (loop, flags)
   VARRAY_CHAR_INIT (may_not_optimize, nregs, "may_not_optimize");
   VARRAY_RTX_INIT (reg_single_usage, nregs, "reg_single_usage");
 
-  count_loop_regs_set (loop->top ? loop->top : loop->start, loop->end,
-                      may_not_optimize, reg_single_usage, &insn_count, nregs);
+  count_loop_regs_set (loop, may_not_optimize, reg_single_usage, 
+                      &insn_count, nregs);
 
   for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
     {
@@ -3479,8 +3480,8 @@ count_one_set (insn, x, may_not_move, last_set)
    In that case, it is the insn that last set reg n.  */
 
 static void
-count_loop_regs_set (from, to, may_not_move, single_usage, count_ptr, nregs)
-     register rtx from, to;
+count_loop_regs_set (loop, may_not_move, single_usage, count_ptr, nregs)
+     const struct loop *loop;
      varray_type may_not_move;
      varray_type single_usage;
      int *count_ptr;
@@ -3490,7 +3491,8 @@ count_loop_regs_set (from, to, may_not_move, single_usage, count_ptr, nregs)
   register rtx insn;
   register int count = 0;
 
-  for (insn = from; insn != to; insn = NEXT_INSN (insn))
+  for (insn = loop->top ? loop->top : loop->start; insn != loop->end;
+       insn = NEXT_INSN (insn))
     {
       if (INSN_P (insn))
        {
@@ -9311,8 +9313,7 @@ load_mems_and_recount_loop_regs_set (loop, insn_count)
       bzero ((char *) &may_not_optimize->data, nregs * sizeof (char));
       bzero ((char *) &reg_single_usage->data, nregs * sizeof (rtx));
 
-      count_loop_regs_set (loop->top ? loop->top : loop->start, loop->end,
-                          may_not_optimize, reg_single_usage,
+      count_loop_regs_set (loop, may_not_optimize, reg_single_usage,
                           insn_count, nregs);
 
       for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)