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[deliverable/binutils-gdb.git] / bfd / coffcode.h
diff --git a/bfd/coffcode.h b/bfd/coffcode.h
index b8b856efc94f83a72d6db52faf3e42799407ab7c..dc101b511a7268d26c0163c8a23df3bdfb034944 100644 (file)
--- a/bfd/coffcode.h
+++ b/bfd/coffcode.h
@@ -1,6 +1,6 @@
 /* Support for the generic parts of most COFF variants, for BFD.
    Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
    Free Software Foundation, Inc.
    Written by Cygnus Support.
 
@@ -372,6 +372,7 @@ CODE_FRAGMENT
 #define STRING_SIZE_SIZE 4
 
 #define DOT_DEBUG      ".debug"
+#define DOT_ZDEBUG     ".zdebug"
 #define GNU_LINKONCE_WI ".gnu.linkonce.wi."
 #define GNU_LINKONCE_WT ".gnu.linkonce.wt."
 #define DOT_RELOC      ".reloc"
@@ -545,7 +546,8 @@ sec_to_styp_flags (const char *sec_name, flagword sec_flags)
       styp_flags = STYP_LIT;
 #endif /* _LIT */
     }
-  else if (CONST_STRNEQ (sec_name, DOT_DEBUG))
+  else if (CONST_STRNEQ (sec_name, DOT_DEBUG)
+           || CONST_STRNEQ (sec_name, DOT_ZDEBUG))
     {
       /* Handle the XCOFF debug section and DWARF2 debug sections.  */
       if (!sec_name[6])
@@ -581,6 +583,17 @@ sec_to_styp_flags (const char *sec_name, flagword sec_flags)
     {
       styp_flags = STYP_TYPCHK;
     }
+  else if (sec_flags & SEC_DEBUGGING)
+    {
+      int i;
+
+      for (i = 0; i < XCOFF_DWSECT_NBR_NAMES; i++)
+        if (!strcmp (sec_name, xcoff_dwsect_names[i].name))
+          {
+            styp_flags = STYP_DWARF | xcoff_dwsect_names[i].flag;
+            break;
+          }
+    }
 #endif
   /* Try and figure out what it should be */
   else if (sec_flags & SEC_CODE)
@@ -641,6 +654,7 @@ sec_to_styp_flags (const char *sec_name, flagword sec_flags)
   bfd_boolean is_dbg = FALSE;
 
   if (CONST_STRNEQ (sec_name, DOT_DEBUG)
+      || CONST_STRNEQ (sec_name, DOT_ZDEBUG)
 #ifdef COFF_LONG_SECTION_NAMES
       || CONST_STRNEQ (sec_name, GNU_LINKONCE_WI)
       || CONST_STRNEQ (sec_name, GNU_LINKONCE_WT)
@@ -659,7 +673,9 @@ sec_to_styp_flags (const char *sec_name, flagword sec_flags)
   /* FIXME: There is no gas syntax to specify the debug section flag.  */
   if (is_dbg)
     {
-      sec_flags &= (SEC_LINK_ONCE | SEC_LINK_DUPLICATES_DISCARD);
+      sec_flags &= (SEC_LINK_ONCE | SEC_LINK_DUPLICATES_DISCARD
+                   | SEC_LINK_DUPLICATES_SAME_CONTENTS
+                   | SEC_LINK_DUPLICATES_SAME_SIZE);
       sec_flags |= SEC_DEBUGGING | SEC_READONLY;
     }
 
@@ -687,7 +703,11 @@ sec_to_styp_flags (const char *sec_name, flagword sec_flags)
   /* skip SORT */
   if (sec_flags & SEC_LINK_ONCE)
     styp_flags |= IMAGE_SCN_LNK_COMDAT;
-  /* skip LINK_DUPLICATES */
+  if ((sec_flags
+       & (SEC_LINK_DUPLICATES_DISCARD | SEC_LINK_DUPLICATES_SAME_CONTENTS
+          | SEC_LINK_DUPLICATES_SAME_SIZE)) != 0)
+    styp_flags |= IMAGE_SCN_LNK_COMDAT;
+  
   /* skip LINKER_CREATED */
 
   if ((sec_flags & SEC_COFF_NOREAD) == 0)
@@ -776,6 +796,10 @@ styp_to_sec_flags (bfd *abfd ATTRIBUTE_UNUSED,
     }
   else if (styp_flags & STYP_PAD)
     sec_flags = 0;
+#ifdef RS6000COFF_C
+  else if (styp_flags & STYP_DWARF)
+    sec_flags |= SEC_DEBUGGING;
+#endif
   else if (strcmp (name, _TEXT) == 0)
     {
       if (sec_flags & SEC_NEVER_LOAD)
@@ -800,6 +824,7 @@ styp_to_sec_flags (bfd *abfd ATTRIBUTE_UNUSED,
        sec_flags |= SEC_ALLOC;
     }
   else if (CONST_STRNEQ (name, DOT_DEBUG)
+          || CONST_STRNEQ (name, DOT_ZDEBUG)
 #ifdef _COMMENT
           || strcmp (name, _COMMENT) == 0
 #endif
@@ -1137,6 +1162,7 @@ styp_to_sec_flags (bfd *abfd,
   bfd_boolean is_dbg = FALSE;
 
   if (CONST_STRNEQ (name, DOT_DEBUG)
+      || CONST_STRNEQ (name, DOT_ZDEBUG)
 #ifdef COFF_LONG_SECTION_NAMES
       || CONST_STRNEQ (name, GNU_LINKONCE_WI)
       || CONST_STRNEQ (name, GNU_LINKONCE_WT)
@@ -1717,6 +1743,7 @@ coff_new_section_hook (bfd * abfd, asection * section)
 {
   combined_entry_type *native;
   bfd_size_type amt;
+  unsigned char sclass = C_STAT;
 
   section->alignment_power = COFF_DEFAULT_SECTION_ALIGNMENT_POWER;
 
@@ -1724,9 +1751,22 @@ coff_new_section_hook (bfd * abfd, asection * section)
   if (bfd_xcoff_text_align_power (abfd) != 0
       && strcmp (bfd_get_section_name (abfd, section), ".text") == 0)
     section->alignment_power = bfd_xcoff_text_align_power (abfd);
-  if (bfd_xcoff_data_align_power (abfd) != 0
+  else if (bfd_xcoff_data_align_power (abfd) != 0
       && strcmp (bfd_get_section_name (abfd, section), ".data") == 0)
     section->alignment_power = bfd_xcoff_data_align_power (abfd);
+  else
+    {
+      int i;
+
+      for (i = 0; i < XCOFF_DWSECT_NBR_NAMES; i++)
+        if (strcmp (bfd_get_section_name (abfd, section),
+                    xcoff_dwsect_names[i].name) == 0)
+          {
+            section->alignment_power = 0;
+            sclass = C_DWARF;
+            break;
+          }
+    }
 #endif
 
   /* Set up the section symbol.  */
@@ -1750,7 +1790,7 @@ coff_new_section_hook (bfd * abfd, asection * section)
      for n_numaux is already correct.  */
 
   native->u.syment.n_type = T_NULL;
-  native->u.syment.n_sclass = C_STAT;
+  native->u.syment.n_sclass = sclass;
 
   coffsymbol (section->symbol)->native = native;
 
@@ -4754,6 +4794,10 @@ coff_slurp_symbol_table (bfd * abfd)
            case C_THUMBSTAT:    /* Thumb static.  */
            case C_THUMBLABEL:   /* Thumb label.  */
            case C_THUMBSTATFUNC:/* Thumb static function.  */
+#endif
+#ifdef RS6000COFF_C
+            case C_DWARF:       /* A label in a dwarf section.  */
+            case C_INFO:        /* A label in a comment section.  */
 #endif
            case C_LABEL:        /* Label.  */
              if (src->u.syment.n_scnum == N_DEBUG)
@@ -5619,6 +5663,10 @@ static bfd_coff_backend_data ticoff1_swap_table =
 #define coff_bfd_gc_sections               bfd_generic_gc_sections
 #endif
 
+#ifndef coff_bfd_lookup_section_flags
+#define coff_bfd_lookup_section_flags      bfd_generic_lookup_section_flags
+#endif
+
 #ifndef coff_bfd_merge_sections
 #define coff_bfd_merge_sections                    bfd_generic_merge_sections
 #endif
@@ -5633,7 +5681,7 @@ static bfd_coff_backend_data ticoff1_swap_table =
 
 #ifndef coff_section_already_linked
 #define coff_section_already_linked \
-  _bfd_generic_section_already_linked
+  _bfd_coff_section_already_linked
 #endif
 
 #ifndef coff_bfd_define_common_symbol
@@ -5655,6 +5703,7 @@ const bfd_target VAR =                                                    \
   UNDER,                       /* Leading symbol underscore.  */       \
   '/',                         /* AR_pad_char.  */                     \
   15,                          /* AR_max_namelen.  */                  \
+  0,                           /* match priority.  */                  \
                                                                        \
   /* Data conversion functions.  */                                    \
   bfd_getb64, bfd_getb_signed_64, bfd_putb64,                          \
@@ -5705,6 +5754,7 @@ const bfd_target VAR =                                                    \
   UNDER,                       /* Leading symbol underscore.  */       \
   '/',                         /* AR_pad_char.  */                     \
   15,                          /* AR_max_namelen.  */                  \
+  0,                           /* match priority.  */                  \
                                                                        \
   /* Data conversion functions.  */                                    \
   bfd_getb64, bfd_getb_signed_64, bfd_putb64,                          \
@@ -5755,6 +5805,7 @@ const bfd_target VAR =                                                    \
   UNDER,                       /* Leading symbol underscore.  */       \
   '/',                         /* AR_pad_char.  */                     \
   15,                          /* AR_max_namelen.  */                  \
+  0,                           /* match priority.  */                  \
                                                                        \
   /* Data conversion functions.  */                                    \
   bfd_getl64, bfd_getl_signed_64, bfd_putl64,                          \
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