/* 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>
#endif
extern void _bfd_warn_deprecated (const char *, const char *, int, const char *);
-/* Cast from const char * to char * so that caller can assign to
- a char * without a warning. */
-#define bfd_get_filename(abfd) ((char *) (abfd)->filename)
+#define bfd_get_filename(abfd) ((abfd)->filename)
#define bfd_get_cacheable(abfd) ((abfd)->cacheable)
#define bfd_get_format(abfd) ((abfd)->format)
#define bfd_get_target(abfd) ((abfd)->xvec->name)
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)
#define bfd_mach_arm_8R 24
#define bfd_mach_arm_8M_BASE 25
#define bfd_mach_arm_8M_MAIN 26
+#define bfd_mach_arm_8_1M_MAIN 27
bfd_arch_nds32, /* Andes NDS32. */
#define bfd_mach_n1 1
#define bfd_mach_n1h 2
bfd_arch_iq2000, /* Vitesse IQ2000. */
#define bfd_mach_iq2000 1
#define bfd_mach_iq10 2
+ bfd_arch_bpf, /* Linux eBPF. */
+#define bfd_mach_bpf 1
bfd_arch_epiphany, /* Adapteva EPIPHANY. */
#define bfd_mach_epiphany16 1
#define bfd_mach_epiphany32 2
#define bfd_mach_rl78 0x75
bfd_arch_rx, /* Renesas RX. */
#define bfd_mach_rx 0x75
+#define bfd_mach_rx_v2 0x76
+#define bfd_mach_rx_v3 0x77
bfd_arch_s390, /* IBM s390. */
#define bfd_mach_s390_31 31
#define bfd_mach_s390_64 64
BFD_RELOC_PPC64_ADDR64_LOCAL,
BFD_RELOC_PPC64_ENTRY,
BFD_RELOC_PPC64_REL24_NOTOC,
+ BFD_RELOC_PPC64_D34,
+ BFD_RELOC_PPC64_D34_LO,
+ BFD_RELOC_PPC64_D34_HI30,
+ BFD_RELOC_PPC64_D34_HA30,
+ BFD_RELOC_PPC64_PCREL34,
+ BFD_RELOC_PPC64_GOT_PCREL34,
+ BFD_RELOC_PPC64_PLT_PCREL34,
+ BFD_RELOC_PPC64_ADDR16_HIGHER34,
+ BFD_RELOC_PPC64_ADDR16_HIGHERA34,
+ BFD_RELOC_PPC64_ADDR16_HIGHEST34,
+ BFD_RELOC_PPC64_ADDR16_HIGHESTA34,
+ BFD_RELOC_PPC64_REL16_HIGHER34,
+ BFD_RELOC_PPC64_REL16_HIGHERA34,
+ BFD_RELOC_PPC64_REL16_HIGHEST34,
+ BFD_RELOC_PPC64_REL16_HIGHESTA34,
+ BFD_RELOC_PPC64_D28,
+ BFD_RELOC_PPC64_PCREL28,
/* PowerPC and PowerPC64 thread-local storage relocations. */
BFD_RELOC_PPC_TLS,
BFD_RELOC_PPC_GOT_DTPREL16_HA,
BFD_RELOC_PPC64_TPREL16_DS,
BFD_RELOC_PPC64_TPREL16_LO_DS,
+ BFD_RELOC_PPC64_TPREL16_HIGH,
+ BFD_RELOC_PPC64_TPREL16_HIGHA,
BFD_RELOC_PPC64_TPREL16_HIGHER,
BFD_RELOC_PPC64_TPREL16_HIGHERA,
BFD_RELOC_PPC64_TPREL16_HIGHEST,
BFD_RELOC_PPC64_TPREL16_HIGHESTA,
BFD_RELOC_PPC64_DTPREL16_DS,
BFD_RELOC_PPC64_DTPREL16_LO_DS,
+ BFD_RELOC_PPC64_DTPREL16_HIGH,
+ BFD_RELOC_PPC64_DTPREL16_HIGHA,
BFD_RELOC_PPC64_DTPREL16_HIGHER,
BFD_RELOC_PPC64_DTPREL16_HIGHERA,
BFD_RELOC_PPC64_DTPREL16_HIGHEST,
BFD_RELOC_PPC64_DTPREL16_HIGHESTA,
- BFD_RELOC_PPC64_TPREL16_HIGH,
- BFD_RELOC_PPC64_TPREL16_HIGHA,
- BFD_RELOC_PPC64_DTPREL16_HIGH,
- BFD_RELOC_PPC64_DTPREL16_HIGHA,
+ BFD_RELOC_PPC64_TPREL34,
+ BFD_RELOC_PPC64_DTPREL34,
+ BFD_RELOC_PPC64_GOT_TLSGD34,
+ BFD_RELOC_PPC64_GOT_TLSLD34,
+ BFD_RELOC_PPC64_GOT_TPREL34,
+ BFD_RELOC_PPC64_GOT_DTPREL34,
+ BFD_RELOC_PPC64_TLS_PCREL,
/* IBM 370/390 relocations */
BFD_RELOC_I370_D12,
/* ARM 26-bit pc-relative branch for B or conditional BL instruction. */
BFD_RELOC_ARM_PCREL_JUMP,
+/* ARM 5-bit pc-relative branch for Branch Future instructions. */
+ BFD_RELOC_THUMB_PCREL_BRANCH5,
+
+/* ARM 6-bit pc-relative branch for BFCSEL instruction. */
+ BFD_RELOC_THUMB_PCREL_BFCSEL,
+
+/* ARM 17-bit pc-relative branch for Branch Future instructions. */
+ BFD_RELOC_ARM_THUMB_BF17,
+
+/* ARM 13-bit pc-relative branch for BFCSEL instruction. */
+ BFD_RELOC_ARM_THUMB_BF13,
+
+/* ARM 19-bit pc-relative branch for Branch Future Link instruction. */
+ BFD_RELOC_ARM_THUMB_BF19,
+
+/* ARM 12-bit pc-relative branch for Low Overhead Loop instructions. */
+ BFD_RELOC_ARM_THUMB_LOOP12,
+
/* Thumb 7-, 9-, 12-, 20-, 23-, and 25-bit pc-relative branches.
The lowest bit must be zero and is not stored in the instruction.
Note that the corresponding ELF R_ARM_THM_JUMPnn constant has an
BFD_RELOC_ARM_CP_OFF_IMM_S2,
BFD_RELOC_ARM_T32_CP_OFF_IMM,
BFD_RELOC_ARM_T32_CP_OFF_IMM_S2,
+ BFD_RELOC_ARM_T32_VLDR_VSTR_OFF_IMM,
BFD_RELOC_ARM_ADR_IMM,
BFD_RELOC_ARM_LDR_IMM,
BFD_RELOC_ARM_LITERAL,
BFD_RELOC_TILEGX_IMM8_Y0_TLS_ADD,
BFD_RELOC_TILEGX_IMM8_Y1_TLS_ADD,
+/* Linux eBPF relocations. */
+ BFD_RELOC_BPF_64,
+ BFD_RELOC_BPF_32,
+ BFD_RELOC_BPF_16,
+ BFD_RELOC_BPF_DISP16,
+ BFD_RELOC_BPF_DISP32,
+
/* Adapteva EPIPHANY - 8 bit signed pc-relative displacement */
BFD_RELOC_EPIPHANY_SIMM8,
BFD_RELOC_CKCORE_IRELATIVE,
BFD_RELOC_CKCORE_PCREL_BLOOP_IMM4BY4,
BFD_RELOC_CKCORE_PCREL_BLOOP_IMM12BY4,
+
+/* S12Z relocations. */
+ BFD_RELOC_S12Z_OPR,
BFD_RELOC_UNUSED };
typedef enum bfd_reloc_code_real bfd_reloc_code_real_type;
/* Set if this is a thin archive. */
unsigned int is_thin_archive : 1;
+ /* Set if this archive should not cache element positions. */
+ unsigned int no_element_cache : 1;
+
/* Set if only required symbols should be added in the link hash table for
this object. Used by VMS linkers. */
unsigned int selective_search : 1;
/* Set if this is a plugin output file. */
unsigned int lto_output : 1;
+ /* Set if this is a slim LTO object not loaded with a compiler plugin. */
+ unsigned int lto_slim_object : 1;
+
/* Set to dummy BFD created when claimed by a compiler plug-in
library. */
bfd *plugin_dummy_bfd;
projects / external / binutils.git / blobdiff