daily update
[deliverable/binutils-gdb.git] / bfd / dwarf2.c
index 4f2e38c52846f5e35daa545120588a289e200394..3085180e270877f80c8d227f5b73ad10c14a24ef 100644 (file)
@@ -35,7 +35,7 @@
 #include "libiberty.h"
 #include "libbfd.h"
 #include "elf-bfd.h"
-#include "elf/dwarf2.h"
+#include "dwarf2.h"
 
 /* The data in the .debug_line statement prologue looks like this.  */
 
@@ -417,48 +417,47 @@ read_section (bfd *           abfd,
   bfd_boolean section_is_compressed = FALSE;
 
   /* read_section is a noop if the section has already been read.  */
-  if (*section_buffer)
-    return TRUE;
-
-  msec = bfd_get_section_by_name (abfd, section_name);
-  if (! msec && compressed_section_name)
+  if (!*section_buffer)
     {
-      msec = bfd_get_section_by_name (abfd, compressed_section_name);
-      section_is_compressed = TRUE;
-    }
-  if (! msec)
-    {
-      (*_bfd_error_handler) (_("Dwarf Error: Can't find %s section."), section_name);
-      bfd_set_error (bfd_error_bad_value);
-      return FALSE;
-    }
+      msec = bfd_get_section_by_name (abfd, section_name);
+      if (! msec && compressed_section_name)
+       {
+         msec = bfd_get_section_by_name (abfd, compressed_section_name);
+         section_is_compressed = TRUE;
+       }
+      if (! msec)
+       {
+         (*_bfd_error_handler) (_("Dwarf Error: Can't find %s section."), section_name);
+         bfd_set_error (bfd_error_bad_value);
+         return FALSE;
+       }
 
-  if (syms)
-    {
-      *section_size = msec->size;
-      *section_buffer
-         = bfd_simple_get_relocated_section_contents (abfd, msec, NULL, syms);
-      if (! *section_buffer)
-       return FALSE;
-    }
-  else
-    {
       *section_size = msec->rawsize ? msec->rawsize : msec->size;
-      *section_buffer = bfd_malloc (*section_size);
-      if (! *section_buffer)
-       return FALSE;
-      if (! bfd_get_section_contents (abfd, msec, *section_buffer,
-                                     0, *section_size))
-       return FALSE;
-    }
+      if (syms)
+       {
+         *section_buffer
+             = bfd_simple_get_relocated_section_contents (abfd, msec, NULL, syms);
+         if (! *section_buffer)
+           return FALSE;
+       }
+      else
+       {
+         *section_buffer = bfd_malloc (*section_size);
+         if (! *section_buffer)
+           return FALSE;
+         if (! bfd_get_section_contents (abfd, msec, *section_buffer,
+                                         0, *section_size))
+           return FALSE;
+       }
 
-  if (section_is_compressed)
-    {
-      if (! bfd_uncompress_section_contents (section_buffer, section_size))
+      if (section_is_compressed)
        {
-         (*_bfd_error_handler) (_("Dwarf Error: unable to decompress %s section."), compressed_section_name);
-         bfd_set_error (bfd_error_bad_value);
-         return FALSE;
+         if (! bfd_uncompress_section_contents (section_buffer, section_size))
+           {
+             (*_bfd_error_handler) (_("Dwarf Error: unable to decompress %s section."), compressed_section_name);
+             bfd_set_error (bfd_error_bad_value);
+             return FALSE;
+           }
        }
     }
 
@@ -1406,6 +1405,10 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash)
                  line_ptr += bytes_read;
                  table->num_files++;
                  break;
+               case DW_LNE_set_discriminator:
+                 (void) read_unsigned_leb128 (abfd, line_ptr, &bytes_read);
+                 line_ptr += bytes_read;
+                 break;
                default:
                  (*_bfd_error_handler) (_("Dwarf Error: mangled line number section."));
                  bfd_set_error (bfd_error_bad_value);
@@ -1803,20 +1806,11 @@ read_rangelist (struct comp_unit *unit, struct arange *arange, bfd_uint64_t offs
       bfd_vma low_pc;
       bfd_vma high_pc;
 
-      if (unit->addr_size == 4)
-       {
-         low_pc = read_4_bytes (unit->abfd, ranges_ptr);
-         ranges_ptr += 4;
-         high_pc = read_4_bytes (unit->abfd, ranges_ptr);
-         ranges_ptr += 4;
-       }
-      else
-       {
-         low_pc = read_8_bytes (unit->abfd, ranges_ptr);
-         ranges_ptr += 8;
-         high_pc = read_8_bytes (unit->abfd, ranges_ptr);
-         ranges_ptr += 8;
-       }
+      low_pc = read_address (unit, ranges_ptr);
+      ranges_ptr += unit->addr_size;
+      high_pc = read_address (unit, ranges_ptr);
+      ranges_ptr += unit->addr_size;
+
       if (low_pc == 0 && high_pc == 0)
        break;
       if (low_pc == -1UL && high_pc != -1UL)
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