X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fdwarf2asm.c;h=91dc91f40b958f5c4cb8371964010b5c37ac6413;hb=b7837065e4ec51e8a0ed5fdb0303f2273d3a5d92;hp=10382c972c988b16d5c667d3275cfa4256b68b70;hpb=292fdb55aabf6c648010a9d35041181da2cb5905;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/gcc/dwarf2asm.c b/gcc/dwarf2asm.c
index 10382c972c9..91dc91f40b9 100644
--- a/gcc/dwarf2asm.c
+++ b/gcc/dwarf2asm.c
@@ -1,5 +1,5 @@
 /* Dwarf2 assembler output helper routines.
-   Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -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.  */
 
@@ -333,8 +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.  */
@@ -486,12 +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
 }
 
@@ -635,7 +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)
@@ -648,6 +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,
@@ -663,7 +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)
@@ -675,6 +681,7 @@ dw2_asm_output_delta_sleb128 (const char *lab1 ATTRIBUTE_UNUSED,
 
   va_end (ap);
 }
+#endif /* 0 */
 
 static rtx dw2_force_const_mem (rtx);
 static int dw2_output_indirect_constant_1 (splay_tree_node, void *);
@@ -704,8 +711,7 @@ 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));
   node = splay_tree_lookup (indirect_pool, (splay_tree_key) str);
@@ -723,6 +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);
@@ -736,6 +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;
 	}
@@ -836,8 +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
@@ -848,7 +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