gas/

[deliverable/binutils-gdb.git] / gas / config / tc-ia64.c

diff --git a/gas/config/tc-ia64.c b/gas/config/tc-ia64.c
index d96d6f613e72d24b1efe71a503294ba60a993e9e..484b25c45e1329ab5d809c8ac640c7c5d535d793 100644 (file)
--- a/gas/config/tc-ia64.c
+++ b/gas/config/tc-ia64.c
@@ -328,6 +328,21 @@ static struct
   }
 md;
 
+/* These are not const, because they are modified to MMI for non-itanium1
+   targets below.  */
+/* MFI bundle of nops.  */
+static unsigned char le_nop[16] =
+{
+  0x0c, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00
+};
+/* MFI bundle of nops with stop-bit.  */
+static unsigned char le_nop_stop[16] =
+{
+  0x0d, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00
+};
+
 /* application registers:  */
 
 #define AR_K0          0
@@ -3445,7 +3460,7 @@ static char *special_linkonce_name[] =
   };
 
 static void
-start_unwind_section (const segT text_seg, int sec_index, int linkonce_empty)
+start_unwind_section (const segT text_seg, int sec_index)
 {
   /*
     Use a slightly ugly scheme to derive the unwind section names from
@@ -3507,8 +3522,6 @@ start_unwind_section (const segT text_seg, int sec_index, int linkonce_empty)
       prefix = special_linkonce_name [sec_index - SPECIAL_SECTION_UNWIND];
       suffix += sizeof (".gnu.linkonce.t.") - 1;
     }
-  else if (linkonce_empty)
-    return;
 
   prefix_len = strlen (prefix);
   suffix_len = strlen (suffix);
@@ -3596,7 +3609,7 @@ generate_unwind_image (const segT text_seg)
       expressionS exp;
       bfd_reloc_code_real_type reloc;
 
-      start_unwind_section (text_seg, SPECIAL_SECTION_UNWIND_INFO, 0);
+      start_unwind_section (text_seg, SPECIAL_SECTION_UNWIND_INFO);
 
       /* Make sure the section has 4 byte alignment for ILP32 and
         8 byte alignment for LP64.  */
@@ -3637,8 +3650,6 @@ generate_unwind_image (const segT text_seg)
          unwind.personality_routine = 0;
        }
     }
-  else
-    start_unwind_section (text_seg, SPECIAL_SECTION_UNWIND_INFO, 1);
 
   free_saved_prologue_counts ();
   unwind.list = unwind.tail = unwind.current_entry = NULL;
@@ -4411,7 +4422,7 @@ dot_endp (dummy)
       subseg_set (md.last_text_seg, 0);
       proc_end = expr_build_dot ();
 
-      start_unwind_section (saved_seg, SPECIAL_SECTION_UNWIND, 0);
+      start_unwind_section (saved_seg, SPECIAL_SECTION_UNWIND);
 
       /* Make sure that section has 4 byte alignment for ILP32 and
          8 byte alignment for LP64.  */
@@ -4451,9 +4462,6 @@ dot_endp (dummy)
                            bytes_per_address);
 
     }
-  else
-    start_unwind_section (saved_seg, SPECIAL_SECTION_UNWIND, 1);
-
   subseg_set (saved_seg, saved_subseg);
 
   if (unwind.proc_start)
@@ -7259,6 +7267,13 @@ md_begin ()
     symbol_new (".<iplt>", undefined_section, FUNC_IPLT_RELOC,
                &zero_address_frag);
 
+ if (md.tune != itanium1)
+   {
+     /* Convert MFI NOPs bundles into MMI NOPs bundles.  */
+     le_nop[0] = 0x8;
+     le_nop_stop[0] = 0x9;
+   }
+
   /* Compute the table of best templates.  We compute goodness as a
      base 4 value, in which each match counts for 3.  Match-failures
      result in NOPs and we use extra_goodness() to pick the execution
@@ -8007,8 +8022,6 @@ ia64_canonicalize_symbol_name (name)
     {
       if (full > 0)
        as_bad ("Standalone `#' is illegal");
-      else
-       as_bad ("Zero-length symbol is illegal");
     }
   else if (len < full - 1)
     as_warn ("Redundant `#' suffix operators");
@@ -11516,14 +11529,6 @@ void
 ia64_handle_align (fragp)
      fragS *fragp;
 {
-  /* Use mfi bundle of nops with no stop bits.  */
-  static const unsigned char le_nop[]
-    = { 0x0c, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-       0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00};
-  static const unsigned char le_nop_stop[]
-    = { 0x0d, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-       0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00};
-
   int bytes;
   char *p;
   const unsigned char *nop;