* configure.ac: For --enable-gold, handle value `default' instead of

[deliverable/binutils-gdb.git] / ld / ld.h

diff --git a/ld/ld.h b/ld/ld.h
index 3de92cd9efa5aa8e284dec1b3dd9e6fe5c12cef4..aa0979d6f272ab9e7d895945b284bab743739686 100644 (file)
--- a/ld/ld.h
+++ b/ld/ld.h
@@ -1,6 +1,6 @@
 /* ld.h -- general linker header file
    Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-   2001, 2002, 2003, 2004, 2005, 2006, 2007
+   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
    Free Software Foundation, Inc.
 
    This file is part of the GNU Binutils.
@@ -32,24 +32,6 @@
 #define SEEK_END 2
 #endif
 
-#if defined(__GNUC__) && !defined(C_ALLOCA)
-# undef alloca
-# define alloca __builtin_alloca
-#else
-# if defined(HAVE_ALLOCA_H) && !defined(C_ALLOCA)
-#  include <alloca.h>
-# else
-#  ifndef alloca /* predefined by HP cc +Olibcalls */
-#   if !defined (__STDC__) && !defined (__hpux)
-char *alloca ();
-#   else
-void *alloca ();
-#   endif /* __STDC__, __hpux */
-#  endif /* alloca */
-# endif /* HAVE_ALLOCA_H */
-#endif
-
-
 #ifdef HAVE_LOCALE_H
 # ifndef ENABLE_NLS
    /* The Solaris version of locale.h always includes libintl.h.  If we have
@@ -132,6 +114,7 @@ typedef struct fat_user_section_struct {
      list of hash table entries for symbols defined in this section.  */
   struct map_symbol_def *map_symbol_def_head;
   struct map_symbol_def **map_symbol_def_tail;
+  unsigned long map_symbol_def_count;
 } fat_section_userdata_type;
 
 #define get_userdata(x) ((x)->userdata)
@@ -141,13 +124,51 @@ typedef struct fat_user_section_struct {
 #define LONG_SIZE      (4)
 #define QUAD_SIZE      (8)
 
+enum endian_enum { ENDIAN_UNSET = 0, ENDIAN_BIG, ENDIAN_LITTLE };
+
+enum symbolic_enum
+  {
+    symbolic_unset = 0,
+    symbolic,
+    symbolic_functions,
+  };
+
+enum dynamic_list_enum
+  {
+    dynamic_list_unset = 0,
+    dynamic_list_data,
+    dynamic_list
+  };
+
 typedef struct {
   /* 1 => assign space to common symbols even if `relocatable_output'.  */
   bfd_boolean force_common_definition;
 
   /* 1 => do not assign addresses to common symbols.  */
   bfd_boolean inhibit_common_definition;
-  bfd_boolean relax;
+
+  /* Enable or disable target specific optimizations.
+
+     Not all targets have optimizations to enable.
+
+     Normally these optimizations are disabled by default but some targets
+     prefer to enable them by default.  So this field is a tri-state variable.
+     The values are:
+     
+     zero: Enable the optimizations (either from --relax being specified on
+       the command line or the backend's before_allocation emulation function.
+       
+     positive: The user has requested that these optimizations be disabled.
+       (Via the --no-relax command line option).
+
+     negative: The optimizations are disabled.  (Set when initializing the
+       args_type structure in ldmain.c:main.  */
+  signed int disable_target_specific_optimizations;
+#define RELAXATION_DISABLED_BY_DEFAULT (command_line.disable_target_specific_optimizations < 0)
+#define RELAXATION_DISABLED_BY_USER    (command_line.disable_target_specific_optimizations > 0)
+#define RELAXATION_ENABLED (command_line.disable_target_specific_optimizations == 0)
+#define DISABLE_RELAXATION do { command_line.disable_target_specific_optimizations = 1; } while (0)
+#define ENABLE_RELAXATION  do { command_line.disable_target_specific_optimizations = 0; } while (0)
 
   /* If TRUE, build MIPS embedded PIC relocation tables in the output
      file.  */
@@ -178,24 +199,14 @@ typedef struct {
   bfd_boolean accept_unknown_input_arch;
 
   /* Big or little endian as set on command line.  */
-  enum { ENDIAN_UNSET = 0, ENDIAN_BIG, ENDIAN_LITTLE } endian;
+  enum endian_enum endian;
 
   /* -Bsymbolic and -Bsymbolic-functions, as set on command line.  */
-  enum
-    {
-      symbolic_unset = 0,
-      symbolic,
-      symbolic_functions,
-    } symbolic;
+  enum symbolic_enum symbolic;
 
   /* --dynamic-list, --dynamic-list-cpp-new, --dynamic-list-cpp-typeinfo
      and --dynamic-list FILE, as set on command line.  */
-  enum
-    {
-      dynamic_list_unset = 0,
-      dynamic_list_data,
-      dynamic_list
-    } dynamic_list;
+  enum dynamic_list_enum dynamic_list;
 
   /* Name of runtime interpreter to invoke.  */
   char *interpreter;