/* Main header file for the bfd library -- portable access to object files.
- Copyright (C) 1990-2018 Free Software Foundation, Inc.
+ Copyright (C) 1990-2019 Free Software Foundation, Inc.
Contributed by Cygnus Support.
#include "ansidecl.h"
#include "symcat.h"
+#include "bfd_stdint.h"
+#include "diagnostics.h"
#include <stdarg.h>
#include <sys/stat.h>
/* A count of carsyms (canonical archive symbols). */
typedef unsigned long symindex;
-/* How to perform a relocation. */
-typedef const struct reloc_howto_struct reloc_howto_type;
-
#define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
/* General purpose part of a symbol X;
void bfd_putl64 (bfd_uint64_t, void *);
void bfd_putb32 (bfd_vma, void *);
void bfd_putl32 (bfd_vma, void *);
+void bfd_putb24 (bfd_vma, void *);
+void bfd_putl24 (bfd_vma, void *);
void bfd_putb16 (bfd_vma, void *);
void bfd_putl16 (bfd_vma, void *);
\f
/* Externally visible ECOFF routines. */
-extern bfd_vma bfd_ecoff_get_gp_value
- (bfd * abfd);
extern bfd_boolean bfd_ecoff_set_gp_value
(bfd *abfd, bfd_vma gp_value);
extern bfd_boolean bfd_ecoff_set_regmasks
extern bfd_boolean bfd_i386linux_size_dynamic_sections
(bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_m68klinux_size_dynamic_sections
- (bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_sparclinux_size_dynamic_sections
(bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_coff_set_symbol_class
(bfd *, struct bfd_symbol *, unsigned int);
-extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
- (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
-
/* ARM VFP11 erratum workaround support. */
typedef enum
{
extern void bfd_elf32_aarch64_init_maps
(bfd *);
+/* Types of PLTs based on the level of security. This would be a
+ bit-mask to denote which of the combinations of security features
+ are enabled:
+ - No security feature PLTs
+ - PLTs with BTI instruction
+ - PLTs with PAC instruction
+*/
+typedef enum
+{
+ PLT_NORMAL = 0x0, /* Normal plts. */
+ PLT_BTI = 0x1, /* plts with bti. */
+ PLT_PAC = 0x2, /* plts with pointer authentication. */
+ PLT_BTI_PAC = PLT_BTI | PLT_PAC
+} aarch64_plt_type;
+
+/* To indicate if BTI is enabled with/without warning. */
+typedef enum
+{
+ BTI_NONE = 0, /* BTI is not enabled. */
+ BTI_WARN = 1, /* BTI is enabled with -z force-bti. */
+} aarch64_enable_bti_type;
+
+/* A structure to encompass all information coming from BTI or PAC
+ related command line options. This involves the "PLT_TYPE" to determine
+ which version of PLTs to pick and "BTI_TYPE" to determine if
+ BTI should be turned on with any warnings. */
+typedef struct
+{
+ aarch64_plt_type plt_type;
+ aarch64_enable_bti_type bti_type;
+} aarch64_bti_pac_info;
+
+/* An enum to define what kind of erratum fixes we should apply. This gives the
+ user a bit more control over the sequences we generate. */
+typedef enum
+{
+ ERRAT_NONE = (1 << 0), /* No erratum workarounds allowed. */
+ ERRAT_ADR = (1 << 1), /* Erratum workarounds using ADR allowed. */
+ ERRAT_ADRP = (1 << 2), /* Erratum workarounds using ADRP are allowed. */
+} erratum_84319_opts;
+
extern void bfd_elf64_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
+ (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
+ aarch64_bti_pac_info);
extern void bfd_elf32_aarch64_set_options
- (bfd *, struct bfd_link_info *, int, int, int, int, int, int);
+ (bfd *, struct bfd_link_info *, int, int, int, int, erratum_84319_opts, int,
+ aarch64_bti_pac_info);
/* ELF AArch64 mapping symbol support. */
#define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0)
/* MIPS ABI flags data access. For the disassembler. */
struct elf_internal_abiflags_v0;
extern struct elf_internal_abiflags_v0 *bfd_mips_elf_get_abiflags (bfd *);
+
+/* C-SKY functions. */
+extern bfd_boolean elf32_csky_build_stubs
+ (struct bfd_link_info *);
+extern bfd_boolean elf32_csky_size_stubs
+ (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
+ struct bfd_section *(*) (const char*, struct bfd_section*),
+ void (*) (void));
+extern void elf32_csky_next_input_section
+ (struct bfd_link_info *, struct bfd_section *);
+extern int elf32_csky_setup_section_lists
+ (bfd *, struct bfd_link_info *);