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[pf3gnuchains/gcc-fork.git] / gcc / dwarf2asm.c

diff --git a/gcc/dwarf2asm.c b/gcc/dwarf2asm.c
index 84b878f..1bbadc5 100644 (file)
--- a/gcc/dwarf2asm.c
+++ b/gcc/dwarf2asm.c
@@ -1,5 +1,5 @@
 /* Dwarf2 assembler output helper routines.
-   Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -15,8 +15,8 @@ for more details.
 
 You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING.  If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.  */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.  */
 
 
 #include "config.h"
@@ -149,6 +149,8 @@ dw2_asm_output_offset (int size, const char *label,
   va_end (ap);
 }
 
+#if 0
+
 /* Output a self-relative reference to a label, possibly in a
    different section or object file.  */
 
@@ -179,6 +181,7 @@ dw2_asm_output_pcrel (int size ATTRIBUTE_UNUSED,
 
   va_end (ap);
 }
+#endif /* 0 */
 
 /* Output an absolute reference to a label.  */
 
@@ -224,6 +227,13 @@ dw2_asm_output_addr_rtx (int size, rtx addr,
   va_end (ap);
 }
 
+/* Output the first ORIG_LEN characters of STR as a string.
+   If ORIG_LEN is equal to -1, ignore this parameter and output
+   the entire STR instead.
+   If COMMENT is not NULL and comments in the debug information
+   have been requested by the user, append the given COMMENT
+   to the generated output.  */
+   
 void
 dw2_asm_output_nstring (const char *str, size_t orig_len,
                        const char *comment, ...)
@@ -326,8 +336,9 @@ size_of_encoded_value (int encoding)
       return 4;
     case DW_EH_PE_udata8:
       return 8;
+    default:
+      gcc_unreachable ();
     }
-  abort ();
 }
 
 /* Yield a name for a given pointer encoding.  */
@@ -479,12 +490,12 @@ eh_data_format_name (int format)
 #if HAVE_DESIGNATED_INITIALIZERS
   };
 
-  if (format < 0 || format > 0xff || format_names[format] == NULL)
-    abort ();
+  gcc_assert (format >= 0 && format < 0x100 && format_names[format]);
+  
   return format_names[format];
 #else
   }
-  abort ();
+  gcc_unreachable ();
 #endif
 }
 
@@ -628,7 +639,7 @@ dw2_asm_output_delta_uleb128 (const char *lab1 ATTRIBUTE_UNUSED,
   fputc ('-', asm_out_file);
   assemble_name (asm_out_file, lab2);
 #else
-  abort ();
+  gcc_unreachable ();
 #endif
 
   if (flag_debug_asm && comment)
@@ -641,6 +652,8 @@ dw2_asm_output_delta_uleb128 (const char *lab1 ATTRIBUTE_UNUSED,
   va_end (ap);
 }
 
+#if 0
+
 void
 dw2_asm_output_delta_sleb128 (const char *lab1 ATTRIBUTE_UNUSED,
                              const char *lab2 ATTRIBUTE_UNUSED,
@@ -656,7 +669,7 @@ dw2_asm_output_delta_sleb128 (const char *lab1 ATTRIBUTE_UNUSED,
   fputc ('-', asm_out_file);
   assemble_name (asm_out_file, lab2);
 #else
-  abort ();
+  gcc_unreachable ();
 #endif
 
   if (flag_debug_asm && comment)
@@ -668,6 +681,7 @@ dw2_asm_output_delta_sleb128 (const char *lab1 ATTRIBUTE_UNUSED,
 
   va_end (ap);
 }
+#endif /* 0 */
 \f
 static rtx dw2_force_const_mem (rtx);
 static int dw2_output_indirect_constant_1 (splay_tree_node, void *);
@@ -697,10 +711,9 @@ dw2_force_const_mem (rtx x)
   if (! indirect_pool)
     indirect_pool = splay_tree_new_ggc (splay_tree_compare_pointers);
 
-  if (GET_CODE (x) != SYMBOL_REF)
-    abort ();
+  gcc_assert (GET_CODE (x) == SYMBOL_REF);
 
-  str = (* targetm.strip_name_encoding) (XSTR (x, 0));
+  str = targetm.strip_name_encoding (XSTR (x, 0));
   node = splay_tree_lookup (indirect_pool, (splay_tree_key) str);
   if (node)
     decl = (tree) node->value;
@@ -716,6 +729,7 @@ dw2_force_const_mem (rtx x)
          id = get_identifier (ref_name);
          decl = build_decl (VAR_DECL, id, ptr_type_node);
          DECL_ARTIFICIAL (decl) = 1;
+         DECL_IGNORED_P (decl) = 1;
          TREE_PUBLIC (decl) = 1;
          DECL_INITIAL (decl) = decl;
          make_decl_one_only (decl);
@@ -729,6 +743,7 @@ dw2_force_const_mem (rtx x)
          id = get_identifier (label);
          decl = build_decl (VAR_DECL, id, ptr_type_node);
          DECL_ARTIFICIAL (decl) = 1;
+         DECL_IGNORED_P (decl) = 1;
          TREE_STATIC (decl) = 1;
          DECL_INITIAL (decl) = decl;
        }
@@ -829,8 +844,7 @@ dw2_asm_output_encoded_addr_rtx (int encoding, rtx addr,
          break;
 
        case DW_EH_PE_pcrel:
-         if (GET_CODE (addr) != SYMBOL_REF)
-           abort ();
+         gcc_assert (GET_CODE (addr) == SYMBOL_REF);
 #ifdef ASM_OUTPUT_DWARF_PCREL
          ASM_OUTPUT_DWARF_PCREL (asm_out_file, size, XSTR (addr, 0));
 #else
@@ -841,7 +855,7 @@ dw2_asm_output_encoded_addr_rtx (int encoding, rtx addr,
        default:
          /* Other encodings should have been handled by
             ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX.  */
-         abort ();
+         gcc_unreachable ();
        }
 
 #ifdef ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX