gdb: add target_ops::supports_displaced_step

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

diff --git a/bfd/targets.c b/bfd/targets.c
index b02dfc548474f6b3f9ed7c73ae63d32c257c17e6..e5fc71a206ab59ee7cfe4fcad6fb594d3707b634 100644 (file)
--- a/bfd/targets.c
+++ b/bfd/targets.c
@@ -1,5 +1,5 @@
 /* Generic target-file-type support for the BFD library.
 /* Generic target-file-type support for the BFD library.

-   Copyright (C) 1990-2019 Free Software Foundation, Inc.
+   Copyright (C) 1990-2020 Free Software Foundation, Inc.

    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.
    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.


@@ -176,6 +176,8 @@ DESCRIPTION
 .{* Forward declaration.  *}
 .typedef struct flag_info flag_info;
 .
 .{* Forward declaration.  *}
 .typedef struct flag_info flag_info;
 .

+.typedef void (*bfd_cleanup) (bfd *);
+.

 .typedef struct bfd_target
 .{
 .  {* Identifies the kind of target, e.g., SunOS4, Ultrix, etc.  *}
 .typedef struct bfd_target
 .{
 .  {* Identifies the kind of target, e.g., SunOS4, Ultrix, etc.  *}


@@ -240,9 +242,9 @@ DESCRIPTION
 .  {* Format dependent routines: these are vectors of entry points
 .     within the target vector structure, one for each format to check.  *}
 .
 .  {* Format dependent routines: these are vectors of entry points
 .     within the target vector structure, one for each format to check.  *}
 .

-.  {* Check the format of a file being read.  Return a <<bfd_target *>> or zero.  *}
-.  const struct bfd_target *
-.             (*_bfd_check_format[bfd_type_end]) (bfd *);
+.  {* Check the format of a file being read.  Return a <<bfd_cleanup>> on
+.     success or zero on failure.  *}
+.  bfd_cleanup (*_bfd_check_format[bfd_type_end]) (bfd *);

 .
 .  {* Set the format of a file being written.  *}
 .  bfd_boolean (*_bfd_set_format[bfd_type_end]) (bfd *);
 .
 .  {* Set the format of a file being written.  *}
 .  bfd_boolean (*_bfd_set_format[bfd_type_end]) (bfd *);


@@ -390,9 +392,10 @@ BFD_JUMP_TABLE macros.
 .#define bfd_get_symbol_info(b,p,e) \
 .      BFD_SEND (b, _bfd_get_symbol_info, (b,p,e))
 .  const char *(*_bfd_get_symbol_version_string) (bfd *, struct bfd_symbol *,
 .#define bfd_get_symbol_info(b,p,e) \
 .      BFD_SEND (b, _bfd_get_symbol_info, (b,p,e))
 .  const char *(*_bfd_get_symbol_version_string) (bfd *, struct bfd_symbol *,

+.                                                bfd_boolean,

 .                                                bfd_boolean *);
 .                                                bfd_boolean *);

-.#define bfd_get_symbol_version_string(b,s,h) \
-.      BFD_SEND (b, _bfd_get_symbol_version_string, (b,s,h))
+.#define bfd_get_symbol_version_string(b,s,p,h) \
+.      BFD_SEND (b, _bfd_get_symbol_version_string, (b,s,p,h))

 .  bfd_boolean (*_bfd_is_local_label_name) (bfd *, const char *);
 .  bfd_boolean (*_bfd_is_target_special_symbol) (bfd *, asymbol *);
 .  alent *     (*_get_lineno) (bfd *, struct bfd_symbol *);
 .  bfd_boolean (*_bfd_is_local_label_name) (bfd *, const char *);
 .  bfd_boolean (*_bfd_is_target_special_symbol) (bfd *, asymbol *);
 .  alent *     (*_get_lineno) (bfd *, struct bfd_symbol *);


@@ -584,6 +587,74 @@ to find an alternative output format that is suitable.
 .
 .} bfd_target;
 .
 .
 .} bfd_target;
 .

+.static inline const char *
+.bfd_get_target (const bfd *abfd)
+.{
+.  return abfd->xvec->name;
+.}
+.
+.static inline enum bfd_flavour
+.bfd_get_flavour (const bfd *abfd)
+.{
+.  return abfd->xvec->flavour;
+.}
+.
+.static inline flagword
+.bfd_applicable_file_flags (const bfd *abfd)
+.{
+.  return abfd->xvec->object_flags;
+.}
+.
+.static inline bfd_boolean
+.bfd_family_coff (const bfd *abfd)
+.{
+.  return (bfd_get_flavour (abfd) == bfd_target_coff_flavour
+.          || bfd_get_flavour (abfd) == bfd_target_xcoff_flavour);
+.}
+.
+.static inline bfd_boolean
+.bfd_big_endian (const bfd *abfd)
+.{
+.  return abfd->xvec->byteorder == BFD_ENDIAN_BIG;
+.}
+.static inline bfd_boolean
+.bfd_little_endian (const bfd *abfd)
+.{
+.  return abfd->xvec->byteorder == BFD_ENDIAN_LITTLE;
+.}
+.
+.static inline bfd_boolean
+.bfd_header_big_endian (const bfd *abfd)
+.{
+.  return abfd->xvec->header_byteorder == BFD_ENDIAN_BIG;
+.}
+.
+.static inline bfd_boolean
+.bfd_header_little_endian (const bfd *abfd)
+.{
+.  return abfd->xvec->header_byteorder == BFD_ENDIAN_LITTLE;
+.}
+.
+.static inline flagword
+.bfd_applicable_section_flags (const bfd *abfd)
+.{
+.  return abfd->xvec->section_flags;
+.}
+.
+.static inline char
+.bfd_get_symbol_leading_char (const bfd *abfd)
+.{
+.  return abfd->xvec->symbol_leading_char;
+.}
+.
+.static inline enum bfd_flavour
+.bfd_asymbol_flavour (const asymbol *sy)
+.{
+.  if ((sy->flags & BSF_SYNTHETIC) != 0)
+.    return bfd_target_unknown_flavour;
+.  return sy->the_bfd->xvec->flavour;
+.}
+.

 */
 
 /* All known xvecs (even those that don't compile on all systems).
 */
 
 /* All known xvecs (even those that don't compile on all systems).


@@ -629,7 +700,6 @@ extern const bfd_target avr_elf32_vec;
 extern const bfd_target bfin_elf32_vec;
 extern const bfd_target bfin_elf32_fdpic_vec;
 extern const bfd_target cr16_elf32_vec;
 extern const bfd_target bfin_elf32_vec;
 extern const bfd_target bfin_elf32_fdpic_vec;
 extern const bfd_target cr16_elf32_vec;

-extern const bfd_target cr16c_elf32_vec;

 extern const bfd_target cris_aout_vec;
 extern const bfd_target cris_elf32_vec;
 extern const bfd_target cris_elf32_us_vec;
 extern const bfd_target cris_aout_vec;
 extern const bfd_target cris_elf32_vec;
 extern const bfd_target cris_elf32_us_vec;


@@ -672,6 +742,7 @@ extern const bfd_target i386_elf32_vxworks_vec;
 extern const bfd_target i386_mach_o_vec;
 extern const bfd_target i386_msdos_vec;
 extern const bfd_target i386_pe_vec;
 extern const bfd_target i386_mach_o_vec;
 extern const bfd_target i386_msdos_vec;
 extern const bfd_target i386_pe_vec;

+extern const bfd_target i386_pe_big_vec;

 extern const bfd_target i386_pei_vec;
 extern const bfd_target iamcu_elf32_vec;
 extern const bfd_target ia64_elf32_be_vec;
 extern const bfd_target i386_pei_vec;
 extern const bfd_target iamcu_elf32_vec;
 extern const bfd_target ia64_elf32_be_vec;


@@ -832,7 +903,6 @@ extern const bfd_target tic6x_elf32_c6000_be_vec;
 extern const bfd_target tic6x_elf32_c6000_le_vec;
 extern const bfd_target tic6x_elf32_linux_be_vec;
 extern const bfd_target tic6x_elf32_linux_le_vec;
 extern const bfd_target tic6x_elf32_c6000_le_vec;
 extern const bfd_target tic6x_elf32_linux_be_vec;
 extern const bfd_target tic6x_elf32_linux_le_vec;

-extern const bfd_target tic80_coff_vec;

 extern const bfd_target tilegx_elf32_be_vec;
 extern const bfd_target tilegx_elf32_le_vec;
 extern const bfd_target tilegx_elf64_be_vec;
 extern const bfd_target tilegx_elf32_be_vec;
 extern const bfd_target tilegx_elf32_le_vec;
 extern const bfd_target tilegx_elf64_be_vec;


@@ -857,7 +927,7 @@ extern const bfd_target x86_64_elf64_nacl_vec;
 extern const bfd_target x86_64_elf64_sol2_vec;
 extern const bfd_target x86_64_mach_o_vec;
 extern const bfd_target x86_64_pe_vec;
 extern const bfd_target x86_64_elf64_sol2_vec;
 extern const bfd_target x86_64_mach_o_vec;
 extern const bfd_target x86_64_pe_vec;

-extern const bfd_target x86_64_pe_be_vec;
+extern const bfd_target x86_64_pe_big_vec;

 extern const bfd_target x86_64_pei_vec;
 extern const bfd_target xc16x_elf32_vec;
 extern const bfd_target xgate_elf32_vec;
 extern const bfd_target x86_64_pei_vec;
 extern const bfd_target xc16x_elf32_vec;
 extern const bfd_target xgate_elf32_vec;


@@ -865,6 +935,7 @@ extern const bfd_target xstormy16_elf32_vec;
 extern const bfd_target xtensa_elf32_be_vec;
 extern const bfd_target xtensa_elf32_le_vec;
 extern const bfd_target z80_coff_vec;
 extern const bfd_target xtensa_elf32_be_vec;
 extern const bfd_target xtensa_elf32_le_vec;
 extern const bfd_target z80_coff_vec;

+extern const bfd_target z80_elf32_vec;

 extern const bfd_target z8k_coff_vec;
 
 /* These are always included.  */
 extern const bfd_target z8k_coff_vec;
 
 /* These are always included.  */


@@ -961,7 +1032,6 @@ static const bfd_target * const _bfd_target_vector[] =
        &bfin_elf32_fdpic_vec,
 
        &cr16_elf32_vec,
        &bfin_elf32_fdpic_vec,
 
        &cr16_elf32_vec,

-       &cr16c_elf32_vec,

 
        &cris_aout_vec,
        &cris_elf32_vec,
 
        &cris_aout_vec,
        &cris_elf32_vec,


@@ -1022,6 +1092,7 @@ static const bfd_target * const _bfd_target_vector[] =
        &i386_mach_o_vec,
        &i386_msdos_vec,
        &i386_pe_vec,
        &i386_mach_o_vec,
        &i386_msdos_vec,
        &i386_pe_vec,

+       &i386_pe_big_vec,

        &i386_pei_vec,
 
        &iamcu_elf32_vec,
        &i386_pei_vec,
 
        &iamcu_elf32_vec,


@@ -1240,7 +1311,6 @@ static const bfd_target * const _bfd_target_vector[] =
        &tic54x_coff2_vec,
        &tic6x_elf32_be_vec,
        &tic6x_elf32_le_vec,
        &tic54x_coff2_vec,
        &tic6x_elf32_be_vec,
        &tic6x_elf32_le_vec,

-       &tic80_coff_vec,

 
        &tilegx_elf32_be_vec,
        &tilegx_elf32_le_vec,
 
        &tilegx_elf32_be_vec,
        &tilegx_elf32_le_vec,


@@ -1275,7 +1345,7 @@ static const bfd_target * const _bfd_target_vector[] =
        &x86_64_elf64_sol2_vec,
        &x86_64_mach_o_vec,
        &x86_64_pe_vec,
        &x86_64_elf64_sol2_vec,
        &x86_64_mach_o_vec,
        &x86_64_pe_vec,

-       &x86_64_pe_be_vec,
+       &x86_64_pe_big_vec,

        &x86_64_pei_vec,
 #endif
 
        &x86_64_pei_vec,
 #endif
 


@@ -1289,6 +1359,7 @@ static const bfd_target * const _bfd_target_vector[] =
        &xtensa_elf32_le_vec,
 
        &z80_coff_vec,
        &xtensa_elf32_le_vec,
 
        &z80_coff_vec,

+       &z80_elf32_vec,

 
        &z8k_coff_vec,
 #endif /* not SELECT_VECS */
 
        &z8k_coff_vec,
 #endif /* not SELECT_VECS */


@@ -1621,8 +1692,7 @@ bfd_get_target_info (const char *target_name, bfd *abfd,
            _bfd_find_arch_match (tname, arches, def_target_arch);
        }
 
            _bfd_find_arch_match (tname, arches, def_target_arch);
        }
 

-      if (arches)
-       free (arches);
+      free (arches);

     }
   return target_vec;
 }
     }
   return target_vec;
 }


@@ -1645,7 +1715,7 @@ const char **
 bfd_target_list (void)
 {
   int vec_length = 0;
 bfd_target_list (void)
 {
   int vec_length = 0;

-  bfd_size_type amt;
+  size_t amt;

   const bfd_target * const *target;
   const  char **name_list, **name_ptr;
 
   const bfd_target * const *target;
   const  char **name_list, **name_ptr;