*** empty log message ***

[deliverable/binutils-gdb.git] / bfd / elf-bfd.h

diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index 6a44912fd48aba6c6c592159278b0991c1e440d0..9b38317582395ef718c6d3453155cc8a95536d8f 100644 (file)
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -1,6 +1,6 @@
 /* BFD back-end data structures for ELF files.
    Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
-   2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
+   2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
    Free Software Foundation, Inc.
    Written by Cygnus Support.
 
@@ -191,8 +191,8 @@ struct elf_link_hash_entry
      FIXME: There is no real need for this field if def_dynamic is never
      cleared and all places that test def_dynamic also test def_regular.  */
   unsigned int dynamic_def : 1;
-  /* Symbol is weak in all shared objects.  */
-  unsigned int dynamic_weak : 1;
+  /* Symbol has a non-weak reference from a shared object.  */
+  unsigned int ref_dynamic_nonweak : 1;
   /* Symbol is referenced with a relocation where C/C++ pointer equality
      matters.  */
   unsigned int pointer_equality_needed : 1;
@@ -417,9 +417,11 @@ enum elf_target_id
   M32R_ELF_DATA,
   M68HC11_ELF_DATA,
   M68K_ELF_DATA,
+  METAG_ELF_DATA,
   MICROBLAZE_ELF_DATA,
   MIPS_ELF_DATA,
   MN10300_ELF_DATA,
+  NIOS2_ELF_DATA,
   PPC32_ELF_DATA,
   PPC64_ELF_DATA,
   S390_ELF_DATA,
@@ -498,6 +500,9 @@ struct elf_link_hash_table
   /* The _PROCEDURE_LINKAGE_TABLE_ symbol.  */
   struct elf_link_hash_entry *hplt;
 
+  /* The _DYNAMIC symbol.  */
+  struct elf_link_hash_entry *hdynamic;
+
   /* A pointer to information used to merge SEC_MERGE sections.  */
   void *merge_info;
 
@@ -1282,6 +1287,9 @@ struct elf_backend_data
   /* This is non-zero if static TLS segments require a special alignment.  */
   unsigned static_tls_alignment;
 
+  /* Alignment for the PT_GNU_STACK segment. */
+  unsigned stack_align;
+
   /* This is TRUE if the linker should act like collect and gather
      global constructors and destructors by name.  This is TRUE for
      MIPS ELF because the Irix 5 tools can not handle the .init
@@ -1931,8 +1939,12 @@ extern void _bfd_elf_strtab_addref
   (struct elf_strtab_hash *, bfd_size_type);
 extern void _bfd_elf_strtab_delref
   (struct elf_strtab_hash *, bfd_size_type);
-extern void _bfd_elf_strtab_clear_all_refs
-  (struct elf_strtab_hash *);
+extern unsigned int _bfd_elf_strtab_refcount
+  (struct elf_strtab_hash *, bfd_size_type);
+extern void _bfd_elf_strtab_clear_refs
+  (struct elf_strtab_hash *, bfd_size_type);
+#define _bfd_elf_strtab_clear_all_refs(tab) \
+  do { _bfd_elf_strtab_clear_refs (tab, 1); } while (0)
 extern bfd_size_type _bfd_elf_strtab_size
   (struct elf_strtab_hash *);
 extern bfd_size_type _bfd_elf_strtab_offset
@@ -1967,7 +1979,7 @@ extern bfd_boolean _bfd_elf_maybe_strip_eh_frame_hdr
 
 extern bfd_boolean _bfd_elf_merge_symbol
   (bfd *, struct bfd_link_info *, const char *, Elf_Internal_Sym *,
-   asection **, bfd_vma *, unsigned int *,
+   asection **, bfd_vma *, bfd_boolean *, unsigned int *,
    struct elf_link_hash_entry **, bfd_boolean *,
    bfd_boolean *, bfd_boolean *, bfd_boolean *);
 
@@ -2263,11 +2275,53 @@ extern char *elfcore_write_s390_system_call
   (bfd *, char *, int *, const void *, int);
 extern char *elfcore_write_arm_vfp
   (bfd *, char *, int *, const void *, int);
+extern char *elfcore_write_aarch_tls
+  (bfd *, char *, int *, const void *, int);
+extern char *elfcore_write_aarch_hw_break
+  (bfd *, char *, int *, const void *, int);
+extern char *elfcore_write_aarch_hw_watch
+  (bfd *, char *, int *, const void *, int);
 extern char *elfcore_write_lwpstatus
   (bfd *, char *, int *, long, int, const void *);
 extern char *elfcore_write_register_note
   (bfd *, char *, int *, const char *, const void *, int);
 
+/* Internal structure which holds information to be included in the
+   PRPSINFO section of Linux core files.
+
+   This is an "internal" structure in the sense that it should be used
+   to pass information to BFD (via the `elfcore_write_linux_prpsinfo'
+   function), so things like endianess shouldn't be an issue.  This
+   structure will eventually be converted in one of the
+   `elf_external_linux_*' structures and written out to an output bfd
+   by one of the functions declared below.  */
+
+struct elf_internal_linux_prpsinfo
+  {
+    char pr_state;                     /* Numeric process state.  */
+    char pr_sname;                     /* Char for pr_state.  */
+    char pr_zomb;                      /* Zombie.  */
+    char pr_nice;                      /* Nice val.  */
+    unsigned long pr_flag;             /* Flags.  */
+    unsigned int pr_uid;
+    unsigned int pr_gid;
+    int pr_pid, pr_ppid, pr_pgrp, pr_sid;
+    char pr_fname[16 + 1];             /* Filename of executable.  */
+    char pr_psargs[80 + 1];            /* Initial part of arg list.  */
+  };
+
+/* Linux/most 32-bit archs.  */
+extern char *elfcore_write_linux_prpsinfo32
+  (bfd *, char *, int *, const struct elf_internal_linux_prpsinfo *);
+
+/* Linux/most 64-bit archs.  */
+extern char *elfcore_write_linux_prpsinfo64
+  (bfd *, char *, int *, const struct elf_internal_linux_prpsinfo *);
+
+/* Linux/PPC32 uses different layout compared to most archs.  */
+extern char *elfcore_write_ppc_linux_prpsinfo32
+  (bfd *, char *, int *, const struct elf_internal_linux_prpsinfo *);
+
 extern bfd *_bfd_elf32_bfd_from_remote_memory
   (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
    int (*target_read_memory) (bfd_vma, bfd_byte *, bfd_size_type));
@@ -2465,7 +2519,7 @@ extern asection _bfd_elf_large_com_section;
     continue;                                                          \
   }
 
-/* Will a symbol be bound to the the definition within the shared
+/* Will a symbol be bound to the definition within the shared
    library, if any.  A unique symbol can never be bound locally.  */
 #define SYMBOLIC_BIND(INFO, H) \
     (!(H)->unique_global \