gas/

2005-05-27  Jan Beulich  <jbeulich@novell.com>

	* config/tc-ia64.c (emit_one_bundle): Restrict scope of ptr, end_ptr,
	and last_ptr. Check all in-use slots for first one with non-NULL
	unwind_record. Don't reload end_ptr before second update round.

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 546792e8fb6d6d1b8d706a1fdec60ea9fd1bf2bc..2a3085cb2477fd3a2e90598b7d3bb2fe25381cc5 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2005-05-27  Jan Beulich  <jbeulich@novell.com>
+
+       * config/tc-ia64.c (emit_one_bundle): Restrict scope of ptr, end_ptr,
+       and last_ptr. Check all in-use slots for first one with non-NULL
+       unwind_record. Don't reload end_ptr before second update round.
+
 2005-05-26  James E Wilson  <wilson@specifixinc.com>
 
        * config/tc-ia64.c (extra_goodness): Update comment.

diff --git a/gas/config/tc-ia64.c b/gas/config/tc-ia64.c
index 25223a1f73027d51c26043b17b0a34195c5a6ac0..0f57811b8dd22962791468c337da7643f1041ede 100644 (file)
--- a/gas/config/tc-ia64.c
+++ b/gas/config/tc-ia64.c
@@ -6479,7 +6479,6 @@ emit_one_bundle ()
   struct ia64_opcode *idesc;
   int end_of_insn_group = 0, user_template = -1;
   int n, i, j, first, curr, last_slot;
-  unw_rec_list *ptr, *last_ptr, *end_ptr;
   bfd_vma t0 = 0, t1 = 0;
   struct label_fix *lfix;
   struct insn_fix *ifix;
@@ -6534,7 +6533,9 @@ emit_one_bundle ()
   for (i = 0; i < 3 && md.num_slots_in_use > 0; ++i)
     {
       /* If we have unwind records, we may need to update some now.  */
-      ptr = md.slot[curr].unwind_record;
+      unw_rec_list *ptr = md.slot[curr].unwind_record;
+      unw_rec_list *end_ptr = NULL;
+
       if (ptr)
        {
          /* Find the last prologue/body record in the list for the current
@@ -6544,9 +6545,11 @@ emit_one_bundle ()
             issued.  This matters because there may have been nops emitted
             meanwhile.  Any non-prologue non-body record followed by a
             prologue/body record must also refer to the current point.  */
-         last_ptr = NULL;
-         end_ptr = md.slot[(curr + 1) % NUM_SLOTS].unwind_record;
-         for (; ptr != end_ptr; ptr = ptr->next)
+         unw_rec_list *last_ptr;
+
+         for (j = 1; end_ptr == NULL && j < md.num_slots_in_use; ++j)
+           end_ptr = md.slot[(curr + j) % NUM_SLOTS].unwind_record;
+         for (last_ptr = NULL; ptr != end_ptr; ptr = ptr->next)
            if (ptr->r.type == prologue || ptr->r.type == prologue_gr
                || ptr->r.type == body)
              last_ptr = ptr;
@@ -6814,7 +6817,6 @@ emit_one_bundle ()
          /* Set slot numbers for all remaining unwind records belonging to the
             current insn.  There can not be any prologue/body unwind records
             here.  */
-         end_ptr = md.slot[(curr + 1) % NUM_SLOTS].unwind_record;
          for (; ptr != end_ptr; ptr = ptr->next)
            {
              ptr->slot_number = (unsigned long) f + i;