* ChangeLog: Fix typos.

[deliverable/binutils-gdb.git] / bfd / dwarf2.c

diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c
index 7a9e5b00e31e1c63ccb4cb5e1737296f826356c1..68b3660e24835e593688961356f17958698d6714 100644 (file)
--- a/bfd/dwarf2.c
+++ b/bfd/dwarf2.c
@@ -61,21 +61,12 @@ struct attribute
   {
     char *str;
     struct dwarf_block *blk;
-    unsigned int unsnd;
-    int snd;
-    bfd_vma addr;
+    bfd_vma val;
+    bfd_signed_vma sval;
   }
   u;
 };
 
-/* Get at parts of an attribute structure.  */
-
-#define DW_STRING(attr)    ((attr)->u.str)
-#define DW_UNSND(attr)     ((attr)->u.unsnd)
-#define DW_BLOCK(attr)     ((attr)->u.blk)
-#define DW_SND(attr)       ((attr)->u.snd)
-#define DW_ADDR(attr)     ((attr)->u.addr)
-
 /* Blocks are a bunch of untyped bytes.  */
 struct dwarf_block
 {
@@ -652,7 +643,7 @@ read_attribute_value (attr, form, unit, info_ptr)
     case DW_FORM_addr:
       /* FIXME: DWARF3 draft says DW_FORM_ref_addr is offset_size.  */
     case DW_FORM_ref_addr:
-      DW_ADDR (attr) = read_address (unit, info_ptr);
+      attr->u.val = read_address (unit, info_ptr);
       info_ptr += unit->addr_size;
       break;
     case DW_FORM_block2:
@@ -662,7 +653,7 @@ read_attribute_value (attr, form, unit, info_ptr)
       info_ptr += 2;
       blk->data = read_n_bytes (abfd, info_ptr, blk->size);
       info_ptr += blk->size;
-      DW_BLOCK (attr) = blk;
+      attr->u.blk = blk;
       break;
     case DW_FORM_block4:
       amt = sizeof (struct dwarf_block);
@@ -671,26 +662,26 @@ read_attribute_value (attr, form, unit, info_ptr)
       info_ptr += 4;
       blk->data = read_n_bytes (abfd, info_ptr, blk->size);
       info_ptr += blk->size;
-      DW_BLOCK (attr) = blk;
+      attr->u.blk = blk;
       break;
     case DW_FORM_data2:
-      DW_UNSND (attr) = read_2_bytes (abfd, info_ptr);
+      attr->u.val = read_2_bytes (abfd, info_ptr);
       info_ptr += 2;
       break;
     case DW_FORM_data4:
-      DW_UNSND (attr) = read_4_bytes (abfd, info_ptr);
+      attr->u.val = read_4_bytes (abfd, info_ptr);
       info_ptr += 4;
       break;
     case DW_FORM_data8:
-      DW_UNSND (attr) = read_8_bytes (abfd, info_ptr);
+      attr->u.val = read_8_bytes (abfd, info_ptr);
       info_ptr += 8;
       break;
     case DW_FORM_string:
-      DW_STRING (attr) = read_string (abfd, info_ptr, &bytes_read);
+      attr->u.str = read_string (abfd, info_ptr, &bytes_read);
       info_ptr += bytes_read;
       break;
     case DW_FORM_strp:
-      DW_STRING (attr) = read_indirect_string (unit, info_ptr, &bytes_read);
+      attr->u.str = read_indirect_string (unit, info_ptr, &bytes_read);
       info_ptr += bytes_read;
       break;
     case DW_FORM_block:
@@ -700,7 +691,7 @@ read_attribute_value (attr, form, unit, info_ptr)
       info_ptr += bytes_read;
       blk->data = read_n_bytes (abfd, info_ptr, blk->size);
       info_ptr += blk->size;
-      DW_BLOCK (attr) = blk;
+      attr->u.blk = blk;
       break;
     case DW_FORM_block1:
       amt = sizeof (struct dwarf_block);
@@ -709,42 +700,42 @@ read_attribute_value (attr, form, unit, info_ptr)
       info_ptr += 1;
       blk->data = read_n_bytes (abfd, info_ptr, blk->size);
       info_ptr += blk->size;
-      DW_BLOCK (attr) = blk;
+      attr->u.blk = blk;
       break;
     case DW_FORM_data1:
-      DW_UNSND (attr) = read_1_byte (abfd, info_ptr);
+      attr->u.val = read_1_byte (abfd, info_ptr);
       info_ptr += 1;
       break;
     case DW_FORM_flag:
-      DW_UNSND (attr) = read_1_byte (abfd, info_ptr);
+      attr->u.val = read_1_byte (abfd, info_ptr);
       info_ptr += 1;
       break;
     case DW_FORM_sdata:
-      DW_SND (attr) = read_signed_leb128 (abfd, info_ptr, &bytes_read);
+      attr->u.sval = read_signed_leb128 (abfd, info_ptr, &bytes_read);
       info_ptr += bytes_read;
       break;
     case DW_FORM_udata:
-      DW_UNSND (attr) = read_unsigned_leb128 (abfd, info_ptr, &bytes_read);
+      attr->u.val = read_unsigned_leb128 (abfd, info_ptr, &bytes_read);
       info_ptr += bytes_read;
       break;
     case DW_FORM_ref1:
-      DW_UNSND (attr) = read_1_byte (abfd, info_ptr);
+      attr->u.val = read_1_byte (abfd, info_ptr);
       info_ptr += 1;
       break;
     case DW_FORM_ref2:
-      DW_UNSND (attr) = read_2_bytes (abfd, info_ptr);
+      attr->u.val = read_2_bytes (abfd, info_ptr);
       info_ptr += 2;
       break;
     case DW_FORM_ref4:
-      DW_UNSND (attr) = read_4_bytes (abfd, info_ptr);
+      attr->u.val = read_4_bytes (abfd, info_ptr);
       info_ptr += 4;
       break;
     case DW_FORM_ref8:
-      DW_UNSND (attr) = read_8_bytes (abfd, info_ptr);
+      attr->u.val = read_8_bytes (abfd, info_ptr);
       info_ptr += 8;
       break;
     case DW_FORM_ref_udata:
-      DW_UNSND (attr) = read_unsigned_leb128 (abfd, info_ptr, &bytes_read);
+      attr->u.val = read_unsigned_leb128 (abfd, info_ptr, &bytes_read);
       info_ptr += bytes_read;
       break;
     case DW_FORM_indirect:
@@ -1168,7 +1159,7 @@ decode_line_info (unit, stash)
     {
       /* State machine registers.  */
       bfd_vma address = 0;
-      char * filename = concat_filename (table, 1);
+      char * filename = table->num_files ? concat_filename (table, 1) : NULL;
       unsigned int line = 1;
       unsigned int column = 0;
       int is_stmt = lh.default_is_stmt;
@@ -1493,23 +1484,23 @@ scan_unit_for_functions (unit)
                {
                case DW_AT_name:
 
-                 name = DW_STRING (&attr);
+                 name = attr.u.str;
 
                  /* Prefer DW_AT_MIPS_linkage_name over DW_AT_name.  */
                  if (func->name == NULL)
-                   func->name = DW_STRING (&attr);
+                   func->name = attr.u.str;
                  break;
 
                case DW_AT_MIPS_linkage_name:
-                 func->name = DW_STRING (&attr);
+                 func->name = attr.u.str;
                  break;
 
                case DW_AT_low_pc:
-                 func->low = DW_ADDR (&attr);
+                 func->low = attr.u.val;
                  break;
 
                case DW_AT_high_pc:
-                 func->high = DW_ADDR (&attr);
+                 func->high = attr.u.val;
                  break;
 
                default:
@@ -1521,7 +1512,7 @@ scan_unit_for_functions (unit)
              switch (attr.name)
                {
                case DW_AT_name:
-                 name = DW_STRING (&attr);
+                 name = attr.u.str;
                  break;
 
                default:
@@ -1539,7 +1530,7 @@ scan_unit_for_functions (unit)
 
 /* Parse a DWARF2 compilation unit starting at INFO_PTR.  This
    includes the compilation unit header that proceeds the DIE's, but
-   does not include the length field that preceeds each compilation
+   does not include the length field that precedes each compilation
    unit header.  END_PTR points one past the end of this comp unit.
    OFFSET_SIZE is the size of DWARF2 offsets (either 4 or 8 bytes).
 
@@ -1642,24 +1633,24 @@ parse_comp_unit (abfd, stash, unit_length, offset_size)
        {
        case DW_AT_stmt_list:
          unit->stmtlist = 1;
-         unit->line_offset = DW_UNSND (&attr);
+         unit->line_offset = attr.u.val;
          break;
 
        case DW_AT_name:
-         unit->name = DW_STRING (&attr);
+         unit->name = attr.u.str;
          break;
 
        case DW_AT_low_pc:
-         unit->arange.low = DW_ADDR (&attr);
+         unit->arange.low = attr.u.val;
          break;
 
        case DW_AT_high_pc:
-         unit->arange.high = DW_ADDR (&attr);
+         unit->arange.high = attr.u.val;
          break;
 
        case DW_AT_comp_dir:
          {
-           char* comp_dir = DW_STRING (&attr);
+           char* comp_dir = attr.u.str;
            if (comp_dir)
              {
                /* Irix 6.2 native cc prepends <machine>.: to the compilation