+ /* The lower 16 bits of the GOT offset for the TLS descriptor of the
+ symbol. */
+ HOWTO (R_FRV_GOTTLSDESCLO, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_GOTTLSDESCLO", /* name */
+ FALSE, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* A 12-bit signed operand with the offset from the module base
+ address to the thread-local symbol address. */
+ HOWTO (R_FRV_TLSMOFF12, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 12, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSMOFF12", /* name */
+ FALSE, /* partial_inplace */
+ 0xfff, /* src_mask */
+ 0xfff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* The upper 16 bits of the offset from the module base address to
+ the thread-local symbol address. */
+ HOWTO (R_FRV_TLSMOFFHI, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSMOFFHI", /* name */
+ FALSE, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* The lower 16 bits of the offset from the module base address to
+ the thread-local symbol address. */
+ HOWTO (R_FRV_TLSMOFFLO, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSMOFFLO", /* name */
+ FALSE, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* A 12-bit signed operand with the GOT offset for the TLSOFF entry
+ for a symbol. */
+ HOWTO (R_FRV_GOTTLSOFF12, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 12, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_GOTTLSOFF12", /* name */
+ FALSE, /* partial_inplace */
+ 0xfff, /* src_mask */
+ 0xfff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* The upper 16 bits of the GOT offset for the TLSOFF entry for a
+ symbol. */
+ HOWTO (R_FRV_GOTTLSOFFHI, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_GOTTLSOFFHI", /* name */
+ FALSE, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* The lower 16 bits of the GOT offset for the TLSOFF entry for a
+ symbol. */
+ HOWTO (R_FRV_GOTTLSOFFLO, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_GOTTLSOFFLO", /* name */
+ FALSE, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* The 32-bit offset from the thread pointer (not the module base
+ address) to a thread-local symbol. */
+ HOWTO (R_FRV_TLSOFF, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSOFF", /* name */
+ FALSE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* An annotation for linker relaxation, that denotes the
+ symbol+addend whose TLS descriptor is referenced by the sum of
+ the two input registers of an ldd instruction. */
+ HOWTO (R_FRV_TLSDESC_RELAX, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSDESC_RELAX", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* An annotation for linker relaxation, that denotes the
+ symbol+addend whose TLS resolver entry point is given by the sum
+ of the two register operands of an calll instruction. */
+ HOWTO (R_FRV_GETTLSOFF_RELAX, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_GETTLSOFF_RELAX", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* An annotation for linker relaxation, that denotes the
+ symbol+addend whose TLS offset GOT entry is given by the sum of
+ the two input registers of an ld instruction. */
+ HOWTO (R_FRV_TLSOFF_RELAX, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSOFF_RELAX", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* A 32-bit offset from the module base address to
+ the thread-local symbol address. */
+ HOWTO (R_FRV_TLSMOFF, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSMOFF", /* name */
+ FALSE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+};
+
+/* GNU extension to record C++ vtable hierarchy. */
+static reloc_howto_type elf32_frv_vtinherit_howto =
+ HOWTO (R_FRV_GNU_VTINHERIT, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ NULL, /* special_function */
+ "R_FRV_GNU_VTINHERIT", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+ /* GNU extension to record C++ vtable member usage. */
+static reloc_howto_type elf32_frv_vtentry_howto =
+ HOWTO (R_FRV_GNU_VTENTRY, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_elf_rel_vtable_reloc_fn, /* special_function */
+ "R_FRV_GNU_VTENTRY", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+/* The following 3 relocations are REL. The only difference to the
+ entries in the table above are that partial_inplace is TRUE. */
+static reloc_howto_type elf32_frv_rel_32_howto =
+ HOWTO (R_FRV_32, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_32", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+static reloc_howto_type elf32_frv_rel_funcdesc_howto =
+ HOWTO (R_FRV_FUNCDESC, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_FUNCDESC", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+static reloc_howto_type elf32_frv_rel_funcdesc_value_howto =
+ HOWTO (R_FRV_FUNCDESC_VALUE, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_FUNCDESC_VALUE", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+static reloc_howto_type elf32_frv_rel_tlsdesc_value_howto =
+ /* A 64-bit TLS descriptor for a symbol. The first word resolves to
+ an entry point, and the second resolves to a special argument.
+ If the symbol turns out to be in static TLS, the entry point is a
+ return instruction, and the special argument is the TLS offset
+ for the symbol. If it's in dynamic TLS, the entry point is a TLS
+ offset resolver, and the special argument is a pointer to a data
+ structure allocated by the dynamic loader, containing the GOT
+ address for the offset resolver, the module id, the offset within
+ the module, and anything else the TLS offset resolver might need
+ to determine the TLS offset for the symbol in the running
+ thread. */
+ HOWTO (R_FRV_TLSDESC_VALUE, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSDESC_VALUE", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+static reloc_howto_type elf32_frv_rel_tlsoff_howto =
+ /* The 32-bit offset from the thread pointer (not the module base
+ address) to a thread-local symbol. */
+ HOWTO (R_FRV_TLSOFF, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_FRV_TLSOFF", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+
+\f
+extern const bfd_target bfd_elf32_frvfdpic_vec;
+#define IS_FDPIC(bfd) ((bfd)->xvec == &bfd_elf32_frvfdpic_vec)
+
+/* An extension of the elf hash table data structure, containing some
+ additional FRV-specific data. */
+struct frvfdpic_elf_link_hash_table
+{
+ struct elf_link_hash_table elf;
+
+ /* A pointer to the .got section. */
+ asection *sgot;
+ /* A pointer to the .rel.got section. */
+ asection *sgotrel;
+ /* A pointer to the .rofixup section. */
+ asection *sgotfixup;
+ /* A pointer to the .plt section. */
+ asection *splt;
+ /* A pointer to the .rel.plt section. */
+ asection *spltrel;
+ /* GOT base offset. */
+ bfd_vma got0;
+ /* Location of the first non-lazy PLT entry, i.e., the number of
+ bytes taken by lazy PLT entries. If locally-bound TLS
+ descriptors require a ret instruction, it will be placed at this
+ offset. */
+ bfd_vma plt0;
+ /* A hash table holding information about which symbols were
+ referenced with which PIC-related relocations. */
+ struct htab *relocs_info;
+ /* Summary reloc information collected by
+ _frvfdpic_count_got_plt_entries. */
+ struct _frvfdpic_dynamic_got_info *g;
+};
+
+/* Get the FRV ELF linker hash table from a link_info structure. */
+
+#define frvfdpic_hash_table(p) \
+ (elf_hash_table_id ((struct elf_link_hash_table *) ((p)->hash)) \
+ == FRV_ELF_DATA ? ((struct frvfdpic_elf_link_hash_table *) ((p)->hash)) : NULL)
+
+#define frvfdpic_got_section(info) \
+ (frvfdpic_hash_table (info)->sgot)
+#define frvfdpic_gotrel_section(info) \
+ (frvfdpic_hash_table (info)->sgotrel)
+#define frvfdpic_gotfixup_section(info) \
+ (frvfdpic_hash_table (info)->sgotfixup)
+#define frvfdpic_plt_section(info) \
+ (frvfdpic_hash_table (info)->splt)
+#define frvfdpic_pltrel_section(info) \
+ (frvfdpic_hash_table (info)->spltrel)
+#define frvfdpic_relocs_info(info) \
+ (frvfdpic_hash_table (info)->relocs_info)
+#define frvfdpic_got_initial_offset(info) \
+ (frvfdpic_hash_table (info)->got0)
+#define frvfdpic_plt_initial_offset(info) \
+ (frvfdpic_hash_table (info)->plt0)
+#define frvfdpic_dynamic_got_plt_info(info) \
+ (frvfdpic_hash_table (info)->g)
+
+/* Currently it's the same, but if some day we have a reason to change
+ it, we'd better be using a different macro.
+
+ FIXME: if there's any TLS PLT entry that uses local-exec or
+ initial-exec models, we could use the ret at the end of any of them
+ instead of adding one more. */
+#define frvfdpic_plt_tls_ret_offset(info) \
+ (frvfdpic_plt_initial_offset (info))
+
+/* The name of the dynamic interpreter. This is put in the .interp
+ section. */
+
+#define ELF_DYNAMIC_INTERPRETER "/lib/ld.so.1"
+
+#define DEFAULT_STACK_SIZE 0x20000
+
+/* This structure is used to collect the number of entries present in
+ each addressable range of the got. */
+struct _frvfdpic_dynamic_got_info
+{
+ /* Several bits of information about the current link. */
+ struct bfd_link_info *info;
+ /* Total GOT size needed for GOT entries within the 12-, 16- or 32-bit
+ ranges. */
+ bfd_vma got12, gotlos, gothilo;
+ /* Total GOT size needed for function descriptor entries within the 12-,
+ 16- or 32-bit ranges. */
+ bfd_vma fd12, fdlos, fdhilo;
+ /* Total GOT size needed by function descriptor entries referenced
+ in PLT entries, that would be profitable to place in offsets
+ close to the PIC register. */
+ bfd_vma fdplt;
+ /* Total PLT size needed by lazy PLT entries. */
+ bfd_vma lzplt;
+ /* Total GOT size needed for TLS descriptor entries within the 12-,
+ 16- or 32-bit ranges. */
+ bfd_vma tlsd12, tlsdlos, tlsdhilo;
+ /* Total GOT size needed by TLS descriptors referenced in PLT
+ entries, that would be profitable to place in offers close to the
+ PIC register. */
+ bfd_vma tlsdplt;
+ /* Total PLT size needed by TLS lazy PLT entries. */
+ bfd_vma tlslzplt;
+ /* Number of relocations carried over from input object files. */
+ unsigned long relocs;
+ /* Number of fixups introduced by relocations in input object files. */
+ unsigned long fixups;
+ /* The number of fixups that reference the ret instruction added to
+ the PLT for locally-resolved TLS descriptors. */
+ unsigned long tls_ret_refs;
+};
+
+/* This structure is used to assign offsets to got entries, function
+ descriptors, plt entries and lazy plt entries. */
+
+struct _frvfdpic_dynamic_got_plt_info
+{
+ /* Summary information collected with _frvfdpic_count_got_plt_entries. */
+ struct _frvfdpic_dynamic_got_info g;
+
+ /* For each addressable range, we record a MAX (positive) and MIN
+ (negative) value. CUR is used to assign got entries, and it's
+ incremented from an initial positive value to MAX, then from MIN
+ to FDCUR (unless FDCUR wraps around first). FDCUR is used to
+ assign function descriptors, and it's decreased from an initial
+ non-positive value to MIN, then from MAX down to CUR (unless CUR
+ wraps around first). All of MIN, MAX, CUR and FDCUR always point
+ to even words. ODD, if non-zero, indicates an odd word to be
+ used for the next got entry, otherwise CUR is used and
+ incremented by a pair of words, wrapping around when it reaches
+ MAX. FDCUR is decremented (and wrapped) before the next function
+ descriptor is chosen. FDPLT indicates the number of remaining
+ slots that can be used for function descriptors used only by PLT
+ entries.
+
+ TMAX, TMIN and TCUR are used to assign TLS descriptors. TCUR
+ starts as MAX, and grows up to TMAX, then wraps around to TMIN
+ and grows up to MIN. TLSDPLT indicates the number of remaining
+ slots that can be used for TLS descriptors used only by TLS PLT
+ entries. */
+ struct _frvfdpic_dynamic_got_alloc_data
+ {
+ bfd_signed_vma max, cur, odd, fdcur, min;
+ bfd_signed_vma tmax, tcur, tmin;
+ bfd_vma fdplt, tlsdplt;
+ } got12, gotlos, gothilo;
+};
+
+/* Create an FRV ELF linker hash table. */
+
+static struct bfd_link_hash_table *
+frvfdpic_elf_link_hash_table_create (bfd *abfd)
+{
+ struct frvfdpic_elf_link_hash_table *ret;
+ bfd_size_type amt = sizeof (struct frvfdpic_elf_link_hash_table);
+
+ ret = bfd_zalloc (abfd, amt);
+ if (ret == NULL)
+ return NULL;
+
+ if (!_bfd_elf_link_hash_table_init (&ret->elf, abfd,
+ _bfd_elf_link_hash_newfunc,
+ sizeof (struct elf_link_hash_entry),
+ FRV_ELF_DATA))
+ {
+ free (ret);
+ return NULL;
+ }
+
+ return &ret->elf.root;
+}
+
+/* Decide whether a reference to a symbol can be resolved locally or
+ not. If the symbol is protected, we want the local address, but
+ its function descriptor must be assigned by the dynamic linker. */
+#define FRVFDPIC_SYM_LOCAL(INFO, H) \
+ (_bfd_elf_symbol_refs_local_p ((H), (INFO), 1) \
+ || ! elf_hash_table (INFO)->dynamic_sections_created)
+#define FRVFDPIC_FUNCDESC_LOCAL(INFO, H) \
+ ((H)->dynindx == -1 || ! elf_hash_table (INFO)->dynamic_sections_created)
+
+/* This structure collects information on what kind of GOT, PLT or
+ function descriptors are required by relocations that reference a
+ certain symbol. */
+struct frvfdpic_relocs_info
+{
+ /* The index of the symbol, as stored in the relocation r_info, if
+ we have a local symbol; -1 otherwise. */
+ long symndx;
+ union
+ {
+ /* The input bfd in which the symbol is defined, if it's a local
+ symbol. */
+ bfd *abfd;
+ /* If symndx == -1, the hash table entry corresponding to a global
+ symbol (even if it turns out to bind locally, in which case it
+ should ideally be replaced with section's symndx + addend). */
+ struct elf_link_hash_entry *h;
+ } d;
+ /* The addend of the relocation that references the symbol. */
+ bfd_vma addend;
+
+ /* The fields above are used to identify an entry. The fields below
+ contain information on how an entry is used and, later on, which
+ locations it was assigned. */
+ /* The following 3 fields record whether the symbol+addend above was
+ ever referenced with a GOT relocation. The 12 suffix indicates a
+ GOT12 relocation; los is used for GOTLO relocations that are not
+ matched by a GOTHI relocation; hilo is used for GOTLO/GOTHI
+ pairs. */
+ unsigned got12:1;
+ unsigned gotlos:1;
+ unsigned gothilo:1;
+ /* Whether a FUNCDESC relocation references symbol+addend. */
+ unsigned fd:1;
+ /* Whether a FUNCDESC_GOT relocation references symbol+addend. */
+ unsigned fdgot12:1;
+ unsigned fdgotlos:1;
+ unsigned fdgothilo:1;
+ /* Whether a FUNCDESC_GOTOFF relocation references symbol+addend. */
+ unsigned fdgoff12:1;
+ unsigned fdgofflos:1;
+ unsigned fdgoffhilo:1;
+ /* Whether a GETTLSOFF relocation references symbol+addend. */
+ unsigned tlsplt:1;
+ /* FIXME: we should probably add tlspltdesc, tlspltoff and
+ tlspltimm, to tell what kind of TLS PLT entry we're generating.
+ We might instead just pre-compute flags telling whether the
+ object is suitable for local exec, initial exec or general
+ dynamic addressing, and use that all over the place. We could
+ also try to do a better job of merging TLSOFF and TLSDESC entries
+ in main executables, but perhaps we can get rid of TLSDESC
+ entirely in them instead. */
+ /* Whether a GOTTLSDESC relocation references symbol+addend. */
+ unsigned tlsdesc12:1;
+ unsigned tlsdesclos:1;
+ unsigned tlsdeschilo:1;
+ /* Whether a GOTTLSOFF relocation references symbol+addend. */
+ unsigned tlsoff12:1;
+ unsigned tlsofflos:1;
+ unsigned tlsoffhilo:1;
+ /* Whether symbol+addend is referenced with GOTOFF12, GOTOFFLO or
+ GOTOFFHI relocations. The addend doesn't really matter, since we
+ envision that this will only be used to check whether the symbol
+ is mapped to the same segment as the got. */
+ unsigned gotoff:1;
+ /* Whether symbol+addend is referenced by a LABEL24 relocation. */
+ unsigned call:1;
+ /* Whether symbol+addend is referenced by a 32 or FUNCDESC_VALUE
+ relocation. */
+ unsigned sym:1;
+ /* Whether we need a PLT entry for a symbol. Should be implied by
+ something like:
+ (call && symndx == -1 && ! FRVFDPIC_SYM_LOCAL (info, d.h)) */
+ unsigned plt:1;
+ /* Whether a function descriptor should be created in this link unit
+ for symbol+addend. Should be implied by something like:
+ (plt || fdgotoff12 || fdgotofflos || fdgotofflohi
+ || ((fd || fdgot12 || fdgotlos || fdgothilo)
+ && (symndx != -1 || FRVFDPIC_FUNCDESC_LOCAL (info, d.h)))) */
+ unsigned privfd:1;
+ /* Whether a lazy PLT entry is needed for this symbol+addend.
+ Should be implied by something like:
+ (privfd && symndx == -1 && ! FRVFDPIC_SYM_LOCAL (info, d.h)
+ && ! (info->flags & DF_BIND_NOW)) */
+ unsigned lazyplt:1;
+ /* Whether we've already emitted GOT relocations and PLT entries as
+ needed for this symbol. */
+ unsigned done:1;
+
+ /* The number of R_FRV_32, R_FRV_FUNCDESC, R_FRV_FUNCDESC_VALUE and
+ R_FRV_TLSDESC_VALUE, R_FRV_TLSOFF relocations referencing
+ symbol+addend. */
+ unsigned relocs32, relocsfd, relocsfdv, relocstlsd, relocstlsoff;
+
+ /* The number of .rofixups entries and dynamic relocations allocated
+ for this symbol, minus any that might have already been used. */
+ unsigned fixups, dynrelocs;
+
+ /* The offsets of the GOT entries assigned to symbol+addend, to the
+ function descriptor's address, and to a function descriptor,
+ respectively. Should be zero if unassigned. The offsets are
+ counted from the value that will be assigned to the PIC register,
+ not from the beginning of the .got section. */
+ bfd_signed_vma got_entry, fdgot_entry, fd_entry;
+ /* The offsets of the PLT entries assigned to symbol+addend,
+ non-lazy and lazy, respectively. If unassigned, should be
+ (bfd_vma)-1. */
+ bfd_vma plt_entry, lzplt_entry;
+ /* The offsets of the GOT entries for TLS offset and TLS descriptor. */
+ bfd_signed_vma tlsoff_entry, tlsdesc_entry;
+ /* The offset of the TLS offset PLT entry. */
+ bfd_vma tlsplt_entry;
+};
+
+/* Compute a hash with the key fields of an frvfdpic_relocs_info entry. */
+static hashval_t
+frvfdpic_relocs_info_hash (const void *entry_)
+{
+ const struct frvfdpic_relocs_info *entry = entry_;
+
+ return (entry->symndx == -1
+ ? (long) entry->d.h->root.root.hash
+ : entry->symndx + (long) entry->d.abfd->id * 257) + entry->addend;
+}
+
+/* Test whether the key fields of two frvfdpic_relocs_info entries are
+ identical. */
+static int
+frvfdpic_relocs_info_eq (const void *entry1, const void *entry2)
+{
+ const struct frvfdpic_relocs_info *e1 = entry1;
+ const struct frvfdpic_relocs_info *e2 = entry2;
+
+ return e1->symndx == e2->symndx && e1->addend == e2->addend
+ && (e1->symndx == -1 ? e1->d.h == e2->d.h : e1->d.abfd == e2->d.abfd);
+}
+
+/* Find or create an entry in a hash table HT that matches the key
+ fields of the given ENTRY. If it's not found, memory for a new
+ entry is allocated in ABFD's obstack. */
+static struct frvfdpic_relocs_info *
+frvfdpic_relocs_info_find (struct htab *ht,
+ bfd *abfd,
+ const struct frvfdpic_relocs_info *entry,
+ enum insert_option insert)
+{
+ struct frvfdpic_relocs_info **loc =
+ (struct frvfdpic_relocs_info **) htab_find_slot (ht, entry, insert);
+
+ if (! loc)
+ return NULL;
+
+ if (*loc)
+ return *loc;
+
+ *loc = bfd_zalloc (abfd, sizeof (**loc));
+
+ if (! *loc)
+ return *loc;
+
+ (*loc)->symndx = entry->symndx;
+ (*loc)->d = entry->d;
+ (*loc)->addend = entry->addend;
+ (*loc)->plt_entry = (bfd_vma)-1;
+ (*loc)->lzplt_entry = (bfd_vma)-1;
+ (*loc)->tlsplt_entry = (bfd_vma)-1;
+
+ return *loc;
+}
+
+/* Obtain the address of the entry in HT associated with H's symbol +
+ addend, creating a new entry if none existed. ABFD is only used
+ for memory allocation purposes. */
+inline static struct frvfdpic_relocs_info *
+frvfdpic_relocs_info_for_global (struct htab *ht,
+ bfd *abfd,
+ struct elf_link_hash_entry *h,
+ bfd_vma addend,
+ enum insert_option insert)
+{
+ struct frvfdpic_relocs_info entry;
+
+ entry.symndx = -1;
+ entry.d.h = h;
+ entry.addend = addend;
+
+ return frvfdpic_relocs_info_find (ht, abfd, &entry, insert);
+}
+
+/* Obtain the address of the entry in HT associated with the SYMNDXth
+ local symbol of the input bfd ABFD, plus the addend, creating a new
+ entry if none existed. */
+inline static struct frvfdpic_relocs_info *
+frvfdpic_relocs_info_for_local (struct htab *ht,
+ bfd *abfd,
+ long symndx,
+ bfd_vma addend,
+ enum insert_option insert)
+{
+ struct frvfdpic_relocs_info entry;
+
+ entry.symndx = symndx;
+ entry.d.abfd = abfd;
+ entry.addend = addend;
+
+ return frvfdpic_relocs_info_find (ht, abfd, &entry, insert);
+}
+
+/* Merge fields set by check_relocs() of two entries that end up being
+ mapped to the same (presumably global) symbol. */
+
+inline static void
+frvfdpic_pic_merge_early_relocs_info (struct frvfdpic_relocs_info *e2,
+ struct frvfdpic_relocs_info const *e1)
+{
+ e2->got12 |= e1->got12;
+ e2->gotlos |= e1->gotlos;
+ e2->gothilo |= e1->gothilo;
+ e2->fd |= e1->fd;
+ e2->fdgot12 |= e1->fdgot12;
+ e2->fdgotlos |= e1->fdgotlos;
+ e2->fdgothilo |= e1->fdgothilo;
+ e2->fdgoff12 |= e1->fdgoff12;
+ e2->fdgofflos |= e1->fdgofflos;
+ e2->fdgoffhilo |= e1->fdgoffhilo;
+ e2->tlsplt |= e1->tlsplt;
+ e2->tlsdesc12 |= e1->tlsdesc12;
+ e2->tlsdesclos |= e1->tlsdesclos;
+ e2->tlsdeschilo |= e1->tlsdeschilo;
+ e2->tlsoff12 |= e1->tlsoff12;
+ e2->tlsofflos |= e1->tlsofflos;
+ e2->tlsoffhilo |= e1->tlsoffhilo;
+ e2->gotoff |= e1->gotoff;
+ e2->call |= e1->call;
+ e2->sym |= e1->sym;
+}
+
+/* Every block of 65535 lazy PLT entries shares a single call to the
+ resolver, inserted in the 32768th lazy PLT entry (i.e., entry #
+ 32767, counting from 0). All other lazy PLT entries branch to it
+ in a single instruction. */
+
+#define FRVFDPIC_LZPLT_BLOCK_SIZE ((bfd_vma) 8 * 65535 + 4)
+#define FRVFDPIC_LZPLT_RESOLV_LOC (8 * 32767)
+
+/* Add a dynamic relocation to the SRELOC section. */
+
+inline static bfd_vma
+_frvfdpic_add_dyn_reloc (bfd *output_bfd, asection *sreloc, bfd_vma offset,
+ int reloc_type, long dynindx, bfd_vma addend,
+ struct frvfdpic_relocs_info *entry)
+{
+ Elf_Internal_Rela outrel;
+ bfd_vma reloc_offset;
+
+ outrel.r_offset = offset;
+ outrel.r_info = ELF32_R_INFO (dynindx, reloc_type);
+ outrel.r_addend = addend;
+
+ reloc_offset = sreloc->reloc_count * sizeof (Elf32_External_Rel);
+ BFD_ASSERT (reloc_offset < sreloc->size);
+ bfd_elf32_swap_reloc_out (output_bfd, &outrel,
+ sreloc->contents + reloc_offset);
+ sreloc->reloc_count++;
+
+ /* If the entry's index is zero, this relocation was probably to a
+ linkonce section that got discarded. We reserved a dynamic
+ relocation, but it was for another entry than the one we got at
+ the time of emitting the relocation. Unfortunately there's no
+ simple way for us to catch this situation, since the relocation
+ is cleared right before calling relocate_section, at which point
+ we no longer know what the relocation used to point to. */
+ if (entry->symndx)
+ {
+ BFD_ASSERT (entry->dynrelocs > 0);
+ entry->dynrelocs--;
+ }
+
+ return reloc_offset;
+}
+
+/* Add a fixup to the ROFIXUP section. */
+
+static bfd_vma
+_frvfdpic_add_rofixup (bfd *output_bfd, asection *rofixup, bfd_vma offset,
+ struct frvfdpic_relocs_info *entry)
+{
+ bfd_vma fixup_offset;
+
+ if (rofixup->flags & SEC_EXCLUDE)
+ return -1;
+
+ fixup_offset = rofixup->reloc_count * 4;
+ if (rofixup->contents)
+ {
+ BFD_ASSERT (fixup_offset < rofixup->size);
+ bfd_put_32 (output_bfd, offset, rofixup->contents + fixup_offset);
+ }
+ rofixup->reloc_count++;
+
+ if (entry && entry->symndx)
+ {
+ /* See discussion about symndx == 0 in _frvfdpic_add_dyn_reloc
+ above. */
+ BFD_ASSERT (entry->fixups > 0);
+ entry->fixups--;
+ }
+
+ return fixup_offset;
+}
+
+/* Find the segment number in which OSEC, and output section, is
+ located. */
+
+static unsigned
+_frvfdpic_osec_to_segment (bfd *output_bfd, asection *osec)
+{
+ Elf_Internal_Phdr *p = _bfd_elf_find_segment_containing_section (output_bfd, osec);
+
+ return (p != NULL) ? p - elf_tdata (output_bfd)->phdr : -1;
+}
+
+inline static bfd_boolean
+_frvfdpic_osec_readonly_p (bfd *output_bfd, asection *osec)
+{
+ unsigned seg = _frvfdpic_osec_to_segment (output_bfd, osec);
+
+ return ! (elf_tdata (output_bfd)->phdr[seg].p_flags & PF_W);
+}
+
+#define FRVFDPIC_TLS_BIAS (2048 - 16)
+
+/* Return the base VMA address which should be subtracted from real addresses
+ when resolving TLSMOFF relocation.
+ This is PT_TLS segment p_vaddr, plus the 2048-16 bias. */
+
+static bfd_vma
+tls_biased_base (struct bfd_link_info *info)
+{
+ /* If tls_sec is NULL, we should have signalled an error already. */
+ if (elf_hash_table (info)->tls_sec == NULL)
+ return FRVFDPIC_TLS_BIAS;
+ return elf_hash_table (info)->tls_sec->vma + FRVFDPIC_TLS_BIAS;
+}
+
+/* Generate relocations for GOT entries, function descriptors, and
+ code for PLT and lazy PLT entries. */
+
+inline static bfd_boolean
+_frvfdpic_emit_got_relocs_plt_entries (struct frvfdpic_relocs_info *entry,
+ bfd *output_bfd,
+ struct bfd_link_info *info,
+ asection *sec,
+ Elf_Internal_Sym *sym,
+ bfd_vma addend)
+
+{
+ bfd_vma fd_lazy_rel_offset = (bfd_vma)-1;
+ int dynindx = -1;
+
+ if (entry->done)
+ return TRUE;
+ entry->done = 1;
+
+ if (entry->got_entry || entry->fdgot_entry || entry->fd_entry
+ || entry->tlsoff_entry || entry->tlsdesc_entry)
+ {
+ /* If the symbol is dynamic, consider it for dynamic
+ relocations, otherwise decay to section + offset. */
+ if (entry->symndx == -1 && entry->d.h->dynindx != -1)
+ dynindx = entry->d.h->dynindx;
+ else
+ {
+ if (sec
+ && sec->output_section
+ && ! bfd_is_abs_section (sec->output_section)
+ && ! bfd_is_und_section (sec->output_section))
+ dynindx = elf_section_data (sec->output_section)->dynindx;
+ else
+ dynindx = 0;
+ }
+ }
+
+ /* Generate relocation for GOT entry pointing to the symbol. */
+ if (entry->got_entry)
+ {
+ int idx = dynindx;
+ bfd_vma ad = addend;
+
+ /* If the symbol is dynamic but binds locally, use
+ section+offset. */
+ if (sec && (entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ if (entry->symndx == -1)
+ ad += entry->d.h->root.u.def.value;
+ else
+ ad += sym->st_value;
+ ad += sec->output_offset;
+ if (sec->output_section && elf_section_data (sec->output_section))
+ idx = elf_section_data (sec->output_section)->dynindx;
+ else
+ idx = 0;
+ }
+
+ /* If we're linking an executable at a fixed address, we can
+ omit the dynamic relocation as long as the symbol is local to
+ this module. */
+ if (info->executable && !info->pie
+ && (entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ if (sec)
+ ad += sec->output_section->vma;
+ if (entry->symndx != -1
+ || entry->d.h->root.type != bfd_link_hash_undefweak)
+ _frvfdpic_add_rofixup (output_bfd,
+ frvfdpic_gotfixup_section (info),
+ frvfdpic_got_section (info)->output_section
+ ->vma
+ + frvfdpic_got_section (info)->output_offset
+ + frvfdpic_got_initial_offset (info)
+ + entry->got_entry, entry);
+ }
+ else
+ _frvfdpic_add_dyn_reloc (output_bfd, frvfdpic_gotrel_section (info),
+ _bfd_elf_section_offset
+ (output_bfd, info,
+ frvfdpic_got_section (info),
+ frvfdpic_got_initial_offset (info)
+ + entry->got_entry)
+ + frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)->output_offset,
+ R_FRV_32, idx, ad, entry);
+
+ bfd_put_32 (output_bfd, ad,
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->got_entry);
+ }
+
+ /* Generate relocation for GOT entry pointing to a canonical
+ function descriptor. */
+ if (entry->fdgot_entry)
+ {
+ int reloc, idx;
+ bfd_vma ad = 0;
+
+ if (! (entry->symndx == -1
+ && entry->d.h->root.type == bfd_link_hash_undefweak
+ && FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ /* If the symbol is dynamic and there may be dynamic symbol
+ resolution because we are, or are linked with, a shared
+ library, emit a FUNCDESC relocation such that the dynamic
+ linker will allocate the function descriptor. If the
+ symbol needs a non-local function descriptor but binds
+ locally (e.g., its visibility is protected, emit a
+ dynamic relocation decayed to section+offset. */
+ if (entry->symndx == -1
+ && ! FRVFDPIC_FUNCDESC_LOCAL (info, entry->d.h)
+ && FRVFDPIC_SYM_LOCAL (info, entry->d.h)
+ && !(info->executable && !info->pie))
+ {
+ reloc = R_FRV_FUNCDESC;
+ idx = elf_section_data (entry->d.h->root.u.def.section
+ ->output_section)->dynindx;
+ ad = entry->d.h->root.u.def.section->output_offset
+ + entry->d.h->root.u.def.value;
+ }
+ else if (entry->symndx == -1
+ && ! FRVFDPIC_FUNCDESC_LOCAL (info, entry->d.h))
+ {
+ reloc = R_FRV_FUNCDESC;
+ idx = dynindx;
+ ad = addend;
+ if (ad)
+ {
+ (*info->callbacks->reloc_dangerous)
+ (info, _("relocation requires zero addend"),
+ elf_hash_table (info)->dynobj,
+ frvfdpic_got_section (info),
+ entry->fdgot_entry);
+ return FALSE;
+ }
+ }
+ else
+ {
+ /* Otherwise, we know we have a private function descriptor,
+ so reference it directly. */
+ if (elf_hash_table (info)->dynamic_sections_created)
+ BFD_ASSERT (entry->privfd);
+ reloc = R_FRV_32;
+ idx = elf_section_data (frvfdpic_got_section (info)
+ ->output_section)->dynindx;
+ ad = frvfdpic_got_section (info)->output_offset
+ + frvfdpic_got_initial_offset (info) + entry->fd_entry;
+ }
+
+ /* If there is room for dynamic symbol resolution, emit the
+ dynamic relocation. However, if we're linking an
+ executable at a fixed location, we won't have emitted a
+ dynamic symbol entry for the got section, so idx will be
+ zero, which means we can and should compute the address
+ of the private descriptor ourselves. */
+ if (info->executable && !info->pie
+ && (entry->symndx != -1
+ || FRVFDPIC_FUNCDESC_LOCAL (info, entry->d.h)))
+ {
+ ad += frvfdpic_got_section (info)->output_section->vma;
+ _frvfdpic_add_rofixup (output_bfd,
+ frvfdpic_gotfixup_section (info),
+ frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset
+ + frvfdpic_got_initial_offset (info)
+ + entry->fdgot_entry, entry);
+ }
+ else
+ _frvfdpic_add_dyn_reloc (output_bfd,
+ frvfdpic_gotrel_section (info),
+ _bfd_elf_section_offset
+ (output_bfd, info,
+ frvfdpic_got_section (info),
+ frvfdpic_got_initial_offset (info)
+ + entry->fdgot_entry)
+ + frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset,
+ reloc, idx, ad, entry);
+ }
+
+ bfd_put_32 (output_bfd, ad,
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->fdgot_entry);
+ }
+
+ /* Generate relocation to fill in a private function descriptor in
+ the GOT. */
+ if (entry->fd_entry)
+ {
+ int idx = dynindx;
+ bfd_vma ad = addend;
+ bfd_vma ofst;
+ long lowword, highword;
+
+ /* If the symbol is dynamic but binds locally, use
+ section+offset. */
+ if (sec && (entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ if (entry->symndx == -1)
+ ad += entry->d.h->root.u.def.value;
+ else
+ ad += sym->st_value;
+ ad += sec->output_offset;
+ if (sec->output_section && elf_section_data (sec->output_section))
+ idx = elf_section_data (sec->output_section)->dynindx;
+ else
+ idx = 0;
+ }
+
+ /* If we're linking an executable at a fixed address, we can
+ omit the dynamic relocation as long as the symbol is local to
+ this module. */
+ if (info->executable && !info->pie
+ && (entry->symndx != -1 || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ if (sec)
+ ad += sec->output_section->vma;
+ ofst = 0;
+ if (entry->symndx != -1
+ || entry->d.h->root.type != bfd_link_hash_undefweak)
+ {
+ _frvfdpic_add_rofixup (output_bfd,
+ frvfdpic_gotfixup_section (info),
+ frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset
+ + frvfdpic_got_initial_offset (info)
+ + entry->fd_entry, entry);
+ _frvfdpic_add_rofixup (output_bfd,
+ frvfdpic_gotfixup_section (info),
+ frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset
+ + frvfdpic_got_initial_offset (info)
+ + entry->fd_entry + 4, entry);
+ }
+ }
+ else
+ {
+ ofst =
+ _frvfdpic_add_dyn_reloc (output_bfd,
+ entry->lazyplt
+ ? frvfdpic_pltrel_section (info)
+ : frvfdpic_gotrel_section (info),
+ _bfd_elf_section_offset
+ (output_bfd, info,
+ frvfdpic_got_section (info),
+ frvfdpic_got_initial_offset (info)
+ + entry->fd_entry)
+ + frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset,
+ R_FRV_FUNCDESC_VALUE, idx, ad, entry);
+ }
+
+ /* If we've omitted the dynamic relocation, just emit the fixed
+ addresses of the symbol and of the local GOT base offset. */
+ if (info->executable && !info->pie && sec && sec->output_section)
+ {
+ lowword = ad;
+ highword = frvfdpic_got_section (info)->output_section->vma
+ + frvfdpic_got_section (info)->output_offset
+ + frvfdpic_got_initial_offset (info);
+ }
+ else if (entry->lazyplt)
+ {
+ if (ad)
+ {
+ (*info->callbacks->reloc_dangerous)
+ (info, _("relocation requires zero addend"),
+ elf_hash_table (info)->dynobj,
+ frvfdpic_got_section (info),
+ entry->fd_entry);
+ return FALSE;
+ }
+
+ fd_lazy_rel_offset = ofst;
+
+ /* A function descriptor used for lazy or local resolving is
+ initialized such that its high word contains the output
+ section index in which the PLT entries are located, and
+ the low word contains the address of the lazy PLT entry
+ entry point, that must be within the memory region
+ assigned to that section. */
+ lowword = entry->lzplt_entry + 4
+ + frvfdpic_plt_section (info)->output_offset
+ + frvfdpic_plt_section (info)->output_section->vma;
+ highword = _frvfdpic_osec_to_segment
+ (output_bfd, frvfdpic_plt_section (info)->output_section);
+ }
+ else
+ {
+ /* A function descriptor for a local function gets the index
+ of the section. For a non-local function, it's
+ disregarded. */
+ lowword = ad;
+ if (sec == NULL
+ || (entry->symndx == -1 && entry->d.h->dynindx != -1
+ && entry->d.h->dynindx == idx))
+ highword = 0;
+ else
+ highword = _frvfdpic_osec_to_segment
+ (output_bfd, sec->output_section);
+ }
+
+ bfd_put_32 (output_bfd, lowword,
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->fd_entry);
+ bfd_put_32 (output_bfd, highword,
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->fd_entry + 4);
+ }
+
+ /* Generate code for the PLT entry. */
+ if (entry->plt_entry != (bfd_vma) -1)
+ {
+ bfd_byte *plt_code = frvfdpic_plt_section (info)->contents
+ + entry->plt_entry;
+
+ BFD_ASSERT (entry->fd_entry);
+
+ /* Figure out what kind of PLT entry we need, depending on the
+ location of the function descriptor within the GOT. */
+ if (entry->fd_entry >= -(1 << (12 - 1))
+ && entry->fd_entry < (1 << (12 - 1)))
+ {
+ /* lddi @(gr15, fd_entry), gr14 */
+ bfd_put_32 (output_bfd,
+ 0x9cccf000 | (entry->fd_entry & ((1 << 12) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ else
+ {
+ if (entry->fd_entry >= -(1 << (16 - 1))
+ && entry->fd_entry < (1 << (16 - 1)))
+ {
+ /* setlos lo(fd_entry), gr14 */
+ bfd_put_32 (output_bfd,
+ 0x9cfc0000
+ | (entry->fd_entry & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ else
+ {
+ /* sethi.p hi(fd_entry), gr14
+ setlo lo(fd_entry), gr14 */
+ bfd_put_32 (output_bfd,
+ 0x1cf80000
+ | ((entry->fd_entry >> 16)
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ bfd_put_32 (output_bfd,
+ 0x9cf40000
+ | (entry->fd_entry & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ /* ldd @(gr14,gr15),gr14 */
+ bfd_put_32 (output_bfd, 0x9c08e14f, plt_code);
+ plt_code += 4;
+ }
+ /* jmpl @(gr14,gr0) */
+ bfd_put_32 (output_bfd, 0x8030e000, plt_code);
+ }
+
+ /* Generate code for the lazy PLT entry. */
+ if (entry->lzplt_entry != (bfd_vma) -1)
+ {
+ bfd_byte *lzplt_code = frvfdpic_plt_section (info)->contents
+ + entry->lzplt_entry;
+ bfd_vma resolverStub_addr;
+
+ bfd_put_32 (output_bfd, fd_lazy_rel_offset, lzplt_code);
+ lzplt_code += 4;
+
+ resolverStub_addr = entry->lzplt_entry / FRVFDPIC_LZPLT_BLOCK_SIZE
+ * FRVFDPIC_LZPLT_BLOCK_SIZE + FRVFDPIC_LZPLT_RESOLV_LOC;
+ if (resolverStub_addr >= frvfdpic_plt_initial_offset (info))
+ resolverStub_addr = frvfdpic_plt_initial_offset (info) - 12;
+
+ if (entry->lzplt_entry == resolverStub_addr)
+ {
+ /* This is a lazy PLT entry that includes a resolver call. */
+ /* ldd @(gr15,gr0), gr4
+ jmpl @(gr4,gr0) */
+ bfd_put_32 (output_bfd, 0x8808f140, lzplt_code);
+ bfd_put_32 (output_bfd, 0x80304000, lzplt_code + 4);
+ }
+ else
+ {
+ /* bra resolverStub */
+ bfd_put_32 (output_bfd,
+ 0xc01a0000
+ | (((resolverStub_addr - entry->lzplt_entry)
+ / 4) & (((bfd_vma)1 << 16) - 1)),
+ lzplt_code);
+ }
+ }
+
+ /* Generate relocation for GOT entry holding the TLS offset. */
+ if (entry->tlsoff_entry)
+ {
+ int idx = dynindx;
+ bfd_vma ad = addend;
+
+ if (entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h))
+ {
+ /* If the symbol is dynamic but binds locally, use
+ section+offset. */
+ if (sec)
+ {
+ if (entry->symndx == -1)
+ ad += entry->d.h->root.u.def.value;
+ else
+ ad += sym->st_value;
+ ad += sec->output_offset;
+ if (sec->output_section
+ && elf_section_data (sec->output_section))
+ idx = elf_section_data (sec->output_section)->dynindx;
+ else
+ idx = 0;
+ }
+ }
+
+ /* *ABS*+addend is special for TLS relocations, use only the
+ addend. */
+ if (info->executable
+ && idx == 0
+ && (bfd_is_abs_section (sec)
+ || bfd_is_und_section (sec)))
+ ;
+ /* If we're linking an executable, we can entirely omit the
+ dynamic relocation if the symbol is local to this module. */
+ else if (info->executable
+ && (entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ if (sec)
+ ad += sec->output_section->vma - tls_biased_base (info);
+ }
+ else
+ {
+ if (idx == 0
+ && (bfd_is_abs_section (sec)
+ || bfd_is_und_section (sec)))
+ {
+ if (! elf_hash_table (info)->tls_sec)
+ {
+ (*info->callbacks->undefined_symbol)
+ (info, "TLS section", elf_hash_table (info)->dynobj,
+ frvfdpic_got_section (info), entry->tlsoff_entry, TRUE);
+ return FALSE;
+ }
+ idx = elf_section_data (elf_hash_table (info)->tls_sec)->dynindx;
+ ad += FRVFDPIC_TLS_BIAS;
+ }
+ _frvfdpic_add_dyn_reloc (output_bfd, frvfdpic_gotrel_section (info),
+ _bfd_elf_section_offset
+ (output_bfd, info,
+ frvfdpic_got_section (info),
+ frvfdpic_got_initial_offset (info)
+ + entry->tlsoff_entry)
+ + frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset,
+ R_FRV_TLSOFF, idx, ad, entry);
+ }
+
+ bfd_put_32 (output_bfd, ad,
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->tlsoff_entry);
+ }
+
+ if (entry->tlsdesc_entry)
+ {
+ int idx = dynindx;
+ bfd_vma ad = addend;
+
+ /* If the symbol is dynamic but binds locally, use
+ section+offset. */
+ if (sec && (entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ if (entry->symndx == -1)
+ ad += entry->d.h->root.u.def.value;
+ else
+ ad += sym->st_value;
+ ad += sec->output_offset;
+ if (sec->output_section && elf_section_data (sec->output_section))
+ idx = elf_section_data (sec->output_section)->dynindx;
+ else
+ idx = 0;
+ }
+
+ /* If we didn't set up a TLS offset entry, but we're linking an
+ executable and the symbol binds locally, we can use the
+ module offset in the TLS descriptor in relaxations. */
+ if (info->executable && ! entry->tlsoff_entry)
+ entry->tlsoff_entry = entry->tlsdesc_entry + 4;
+
+ if (info->executable && !info->pie
+ && ((idx == 0
+ && (bfd_is_abs_section (sec)
+ || bfd_is_und_section (sec)))
+ || entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ /* *ABS*+addend is special for TLS relocations, use only the
+ addend for the TLS offset, and take the module id as
+ 0. */
+ if (idx == 0
+ && (bfd_is_abs_section (sec)
+ || bfd_is_und_section (sec)))
+ ;
+ /* For other TLS symbols that bind locally, add the section
+ TLS offset to the addend. */
+ else if (sec)
+ ad += sec->output_section->vma - tls_biased_base (info);
+
+ bfd_put_32 (output_bfd,
+ frvfdpic_plt_section (info)->output_section->vma
+ + frvfdpic_plt_section (info)->output_offset
+ + frvfdpic_plt_tls_ret_offset (info),
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->tlsdesc_entry);
+
+ _frvfdpic_add_rofixup (output_bfd,
+ frvfdpic_gotfixup_section (info),
+ frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset
+ + frvfdpic_got_initial_offset (info)
+ + entry->tlsdesc_entry, entry);
+
+ BFD_ASSERT (frvfdpic_dynamic_got_plt_info (info)->tls_ret_refs);
+
+ /* We've used one of the reserved fixups, so discount it so
+ that we can check at the end that we've used them
+ all. */
+ frvfdpic_dynamic_got_plt_info (info)->tls_ret_refs--;
+
+ /* While at that, make sure the ret instruction makes to the
+ right location in the PLT. We could do it only when we
+ got to 0, but since the check at the end will only print
+ a warning, make sure we have the ret in place in case the
+ warning is missed. */
+ bfd_put_32 (output_bfd, 0xc03a4000,
+ frvfdpic_plt_section (info)->contents
+ + frvfdpic_plt_tls_ret_offset (info));
+ }
+ else
+ {
+ if (idx == 0
+ && (bfd_is_abs_section (sec)
+ || bfd_is_und_section (sec)))
+ {
+ if (! elf_hash_table (info)->tls_sec)
+ {
+ (*info->callbacks->undefined_symbol)
+ (info, "TLS section", elf_hash_table (info)->dynobj,
+ frvfdpic_got_section (info), entry->tlsdesc_entry, TRUE);
+ return FALSE;
+ }
+ idx = elf_section_data (elf_hash_table (info)->tls_sec)->dynindx;
+ ad += FRVFDPIC_TLS_BIAS;
+ }
+
+ _frvfdpic_add_dyn_reloc (output_bfd, frvfdpic_gotrel_section (info),
+ _bfd_elf_section_offset
+ (output_bfd, info,
+ frvfdpic_got_section (info),
+ frvfdpic_got_initial_offset (info)
+ + entry->tlsdesc_entry)
+ + frvfdpic_got_section (info)
+ ->output_section->vma
+ + frvfdpic_got_section (info)
+ ->output_offset,
+ R_FRV_TLSDESC_VALUE, idx, ad, entry);
+
+ bfd_put_32 (output_bfd, 0,
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->tlsdesc_entry);
+ }
+
+ bfd_put_32 (output_bfd, ad,
+ frvfdpic_got_section (info)->contents
+ + frvfdpic_got_initial_offset (info)
+ + entry->tlsdesc_entry + 4);
+ }
+
+ /* Generate code for the get-TLS-offset PLT entry. */
+ if (entry->tlsplt_entry != (bfd_vma) -1)
+ {
+ bfd_byte *plt_code = frvfdpic_plt_section (info)->contents
+ + entry->tlsplt_entry;
+
+ if (info->executable
+ && (entry->symndx != -1
+ || FRVFDPIC_SYM_LOCAL (info, entry->d.h)))
+ {
+ int idx = dynindx;
+ bfd_vma ad = addend;
+
+ /* sec may be NULL when referencing an undefweak symbol
+ while linking a static executable. */
+ if (!sec)
+ {
+ BFD_ASSERT (entry->symndx == -1
+ && entry->d.h->root.type == bfd_link_hash_undefweak);
+ }
+ else
+ {
+ if (entry->symndx == -1)
+ ad += entry->d.h->root.u.def.value;
+ else
+ ad += sym->st_value;
+ ad += sec->output_offset;
+ if (sec->output_section
+ && elf_section_data (sec->output_section))
+ idx = elf_section_data (sec->output_section)->dynindx;
+ else
+ idx = 0;
+ }
+
+ /* *ABS*+addend is special for TLS relocations, use only the
+ addend for the TLS offset, and take the module id as
+ 0. */
+ if (idx == 0
+ && (bfd_is_abs_section (sec)
+ || bfd_is_und_section (sec)))
+ ;
+ /* For other TLS symbols that bind locally, add the section
+ TLS offset to the addend. */
+ else if (sec)
+ ad += sec->output_section->vma - tls_biased_base (info);
+
+ if ((bfd_signed_vma)ad >= -(1 << (16 - 1))
+ && (bfd_signed_vma)ad < (1 << (16 - 1)))
+ {
+ /* setlos lo(ad), gr9 */
+ bfd_put_32 (output_bfd,
+ 0x92fc0000
+ | (ad
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ else
+ {
+ /* sethi.p hi(ad), gr9
+ setlo lo(ad), gr9 */
+ bfd_put_32 (output_bfd,
+ 0x12f80000
+ | ((ad >> 16)
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ bfd_put_32 (output_bfd,
+ 0x92f40000
+ | (ad
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ /* ret */
+ bfd_put_32 (output_bfd, 0xc03a4000, plt_code);
+ }
+ else if (entry->tlsoff_entry)
+ {
+ /* Figure out what kind of PLT entry we need, depending on the
+ location of the TLS descriptor within the GOT. */
+ if (entry->tlsoff_entry >= -(1 << (12 - 1))
+ && entry->tlsoff_entry < (1 << (12 - 1)))
+ {
+ /* ldi @(gr15, tlsoff_entry), gr9 */
+ bfd_put_32 (output_bfd,
+ 0x92c8f000 | (entry->tlsoff_entry
+ & ((1 << 12) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ else
+ {
+ if (entry->tlsoff_entry >= -(1 << (16 - 1))
+ && entry->tlsoff_entry < (1 << (16 - 1)))
+ {
+ /* setlos lo(tlsoff_entry), gr8 */
+ bfd_put_32 (output_bfd,
+ 0x90fc0000
+ | (entry->tlsoff_entry
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ else
+ {
+ /* sethi.p hi(tlsoff_entry), gr8
+ setlo lo(tlsoff_entry), gr8 */
+ bfd_put_32 (output_bfd,
+ 0x10f80000
+ | ((entry->tlsoff_entry >> 16)
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ bfd_put_32 (output_bfd,
+ 0x90f40000
+ | (entry->tlsoff_entry
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ /* ld @(gr15,gr8),gr9 */
+ bfd_put_32 (output_bfd, 0x9008f108, plt_code);
+ plt_code += 4;
+ }
+ /* ret */
+ bfd_put_32 (output_bfd, 0xc03a4000, plt_code);
+ }
+ else
+ {
+ BFD_ASSERT (entry->tlsdesc_entry);
+
+ /* Figure out what kind of PLT entry we need, depending on the
+ location of the TLS descriptor within the GOT. */
+ if (entry->tlsdesc_entry >= -(1 << (12 - 1))
+ && entry->tlsdesc_entry < (1 << (12 - 1)))
+ {
+ /* lddi @(gr15, tlsdesc_entry), gr8 */
+ bfd_put_32 (output_bfd,
+ 0x90ccf000 | (entry->tlsdesc_entry
+ & ((1 << 12) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ else
+ {
+ if (entry->tlsdesc_entry >= -(1 << (16 - 1))
+ && entry->tlsdesc_entry < (1 << (16 - 1)))
+ {
+ /* setlos lo(tlsdesc_entry), gr8 */
+ bfd_put_32 (output_bfd,
+ 0x90fc0000
+ | (entry->tlsdesc_entry
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ else
+ {
+ /* sethi.p hi(tlsdesc_entry), gr8
+ setlo lo(tlsdesc_entry), gr8 */
+ bfd_put_32 (output_bfd,
+ 0x10f80000
+ | ((entry->tlsdesc_entry >> 16)
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ bfd_put_32 (output_bfd,
+ 0x90f40000
+ | (entry->tlsdesc_entry
+ & (((bfd_vma)1 << 16) - 1)),
+ plt_code);
+ plt_code += 4;
+ }
+ /* ldd @(gr15,gr8),gr8 */
+ bfd_put_32 (output_bfd, 0x9008f148, plt_code);
+ plt_code += 4;
+ }
+ /* jmpl @(gr8,gr0) */
+ bfd_put_32 (output_bfd, 0x80308000, plt_code);
+ }
+ }
+
+ return TRUE;
+}
+
+/* Handle an FRV small data reloc. */
+
+static bfd_reloc_status_type
+elf32_frv_relocate_gprel12 (info, input_bfd, input_section, relocation,
+ contents, value)
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ Elf_Internal_Rela *relocation;
+ bfd_byte *contents;
+ bfd_vma value;
+{
+ bfd_vma insn;
+ bfd_vma gp;
+ struct bfd_link_hash_entry *h;
+
+ h = bfd_link_hash_lookup (info->hash, "_gp", FALSE, FALSE, TRUE);
+
+ gp = (h->u.def.value
+ + h->u.def.section->output_section->vma
+ + h->u.def.section->output_offset);
+
+ value -= input_section->output_section->vma;
+ value -= (gp - input_section->output_section->vma);
+
+ insn = bfd_get_32 (input_bfd, contents + relocation->r_offset);
+
+ value += relocation->r_addend;
+
+ if ((long) value > 0x7ff || (long) value < -0x800)
+ return bfd_reloc_overflow;
+
+ bfd_put_32 (input_bfd,
+ (insn & 0xfffff000) | (value & 0xfff),
+ contents + relocation->r_offset);
+
+ return bfd_reloc_ok;
+}
+
+/* Handle an FRV small data reloc. for the u12 field. */
+
+static bfd_reloc_status_type
+elf32_frv_relocate_gprelu12 (info, input_bfd, input_section, relocation,
+ contents, value)
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ Elf_Internal_Rela *relocation;
+ bfd_byte *contents;
+ bfd_vma value;
+{
+ bfd_vma insn;
+ bfd_vma gp;
+ struct bfd_link_hash_entry *h;
+ bfd_vma mask;
+
+ h = bfd_link_hash_lookup (info->hash, "_gp", FALSE, FALSE, TRUE);
+
+ gp = (h->u.def.value
+ + h->u.def.section->output_section->vma
+ + h->u.def.section->output_offset);
+
+ value -= input_section->output_section->vma;
+ value -= (gp - input_section->output_section->vma);
+
+ insn = bfd_get_32 (input_bfd, contents + relocation->r_offset);
+
+ value += relocation->r_addend;
+
+ if ((long) value > 0x7ff || (long) value < -0x800)
+ return bfd_reloc_overflow;
+
+ /* The high 6 bits go into bits 17-12. The low 6 bits go into bits 5-0. */
+ mask = 0x3f03f;
+ insn = (insn & ~mask) | ((value & 0xfc0) << 12) | (value & 0x3f);
+
+ bfd_put_32 (input_bfd, insn, contents + relocation->r_offset);
+
+ return bfd_reloc_ok;
+}
+
+/* Handle an FRV ELF HI16 reloc. */
+
+static bfd_reloc_status_type
+elf32_frv_relocate_hi16 (input_bfd, relhi, contents, value)
+ bfd *input_bfd;
+ Elf_Internal_Rela *relhi;
+ bfd_byte *contents;
+ bfd_vma value;
+{
+ bfd_vma insn;
+
+ insn = bfd_get_32 (input_bfd, contents + relhi->r_offset);
+
+ value += relhi->r_addend;
+ value = ((value >> 16) & 0xffff);
+
+ insn = (insn & 0xffff0000) | value;
+
+ if ((long) value > 0xffff || (long) value < -0x10000)
+ return bfd_reloc_overflow;
+
+ bfd_put_32 (input_bfd, insn, contents + relhi->r_offset);
+ return bfd_reloc_ok;
+
+}
+static bfd_reloc_status_type
+elf32_frv_relocate_lo16 (input_bfd, rello, contents, value)
+ bfd *input_bfd;
+ Elf_Internal_Rela *rello;
+ bfd_byte *contents;
+ bfd_vma value;
+{
+ bfd_vma insn;
+
+ insn = bfd_get_32 (input_bfd, contents + rello->r_offset);
+
+ value += rello->r_addend;
+ value = value & 0xffff;
+
+ insn = (insn & 0xffff0000) | value;
+
+ if ((long) value > 0xffff || (long) value < -0x10000)
+ return bfd_reloc_overflow;
+
+ bfd_put_32 (input_bfd, insn, contents + rello->r_offset);
+ return bfd_reloc_ok;
+}
+
+/* Perform the relocation for the CALL label24 instruction. */
+
+static bfd_reloc_status_type
+elf32_frv_relocate_label24 (input_bfd, input_section, rello, contents, value)
+ bfd *input_bfd;
+ asection *input_section;
+ Elf_Internal_Rela *rello;
+ bfd_byte *contents;
+ bfd_vma value;
+{
+ bfd_vma insn;
+ bfd_vma label6;
+ bfd_vma label18;
+
+ /* The format for the call instruction is:
+
+ 0 000000 0001111 000000000000000000
+ label6 opcode label18
+
+ The branch calculation is: pc + (4*label24)
+ where label24 is the concatenation of label6 and label18. */
+
+ /* Grab the instruction. */
+ insn = bfd_get_32 (input_bfd, contents + rello->r_offset);
+
+ value -= input_section->output_section->vma + input_section->output_offset;
+ value -= rello->r_offset;
+ value += rello->r_addend;
+
+ value = value >> 2;
+
+ label6 = value & 0xfc0000;
+ label6 = label6 << 7;
+
+ label18 = value & 0x3ffff;
+
+ insn = insn & 0x803c0000;
+ insn = insn | label6;
+ insn = insn | label18;
+
+ bfd_put_32 (input_bfd, insn, contents + rello->r_offset);
+
+ return bfd_reloc_ok;
+}
+
+static bfd_reloc_status_type
+elf32_frv_relocate_gprelhi (info, input_bfd, input_section, relocation,
+ contents, value)
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ Elf_Internal_Rela *relocation;
+ bfd_byte *contents;
+ bfd_vma value;
+{
+ bfd_vma insn;
+ bfd_vma gp;
+ struct bfd_link_hash_entry *h;
+
+ h = bfd_link_hash_lookup (info->hash, "_gp", FALSE, FALSE, TRUE);
+
+ gp = (h->u.def.value
+ + h->u.def.section->output_section->vma
+ + h->u.def.section->output_offset);
+
+ value -= input_section->output_section->vma;
+ value -= (gp - input_section->output_section->vma);
+ value += relocation->r_addend;
+ value = ((value >> 16) & 0xffff);
+
+ if ((long) value > 0xffff || (long) value < -0x10000)
+ return bfd_reloc_overflow;
+
+ insn = bfd_get_32 (input_bfd, contents + relocation->r_offset);
+ insn = (insn & 0xffff0000) | value;
+
+ bfd_put_32 (input_bfd, insn, contents + relocation->r_offset);
+ return bfd_reloc_ok;
+}
+
+static bfd_reloc_status_type
+elf32_frv_relocate_gprello (info, input_bfd, input_section, relocation,
+ contents, value)
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ Elf_Internal_Rela *relocation;
+ bfd_byte *contents;
+ bfd_vma value;
+{
+ bfd_vma insn;
+ bfd_vma gp;
+ struct bfd_link_hash_entry *h;
+
+ h = bfd_link_hash_lookup (info->hash, "_gp", FALSE, FALSE, TRUE);
+
+ gp = (h->u.def.value
+ + h->u.def.section->output_section->vma
+ + h->u.def.section->output_offset);
+
+ value -= input_section->output_section->vma;
+ value -= (gp - input_section->output_section->vma);
+ value += relocation->r_addend;
+ value = value & 0xffff;
+
+ if ((long) value > 0xffff || (long) value < -0x10000)
+ return bfd_reloc_overflow;
+
+ insn = bfd_get_32 (input_bfd, contents + relocation->r_offset);
+ insn = (insn & 0xffff0000) | value;
+
+ bfd_put_32 (input_bfd, insn, contents + relocation->r_offset);
+
+ return bfd_reloc_ok;
+}
+
+static reloc_howto_type *
+frv_reloc_type_lookup (abfd, code)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ bfd_reloc_code_real_type code;
+{
+ switch (code)
+ {
+ default:
+ break;
+
+ case BFD_RELOC_NONE:
+ return &elf32_frv_howto_table[ (int) R_FRV_NONE];
+
+ case BFD_RELOC_32:
+ if (elf_elfheader (abfd)->e_type == ET_EXEC
+ || elf_elfheader (abfd)->e_type == ET_DYN)
+ return &elf32_frv_rel_32_howto;
+ /* Fall through. */
+ case BFD_RELOC_CTOR:
+ return &elf32_frv_howto_table[ (int) R_FRV_32];
+
+ case BFD_RELOC_FRV_LABEL16:
+ return &elf32_frv_howto_table[ (int) R_FRV_LABEL16];
+
+ case BFD_RELOC_FRV_LABEL24:
+ return &elf32_frv_howto_table[ (int) R_FRV_LABEL24];
+
+ case BFD_RELOC_FRV_LO16:
+ return &elf32_frv_howto_table[ (int) R_FRV_LO16];
+
+ case BFD_RELOC_FRV_HI16:
+ return &elf32_frv_howto_table[ (int) R_FRV_HI16];
+
+ case BFD_RELOC_FRV_GPREL12:
+ return &elf32_frv_howto_table[ (int) R_FRV_GPREL12];
+
+ case BFD_RELOC_FRV_GPRELU12:
+ return &elf32_frv_howto_table[ (int) R_FRV_GPRELU12];
+
+ case BFD_RELOC_FRV_GPREL32:
+ return &elf32_frv_howto_table[ (int) R_FRV_GPREL32];
+
+ case BFD_RELOC_FRV_GPRELHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_GPRELHI];
+
+ case BFD_RELOC_FRV_GPRELLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_GPRELLO];
+
+ case BFD_RELOC_FRV_GOT12:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOT12];
+
+ case BFD_RELOC_FRV_GOTHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTHI];
+
+ case BFD_RELOC_FRV_GOTLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTLO];
+
+ case BFD_RELOC_FRV_FUNCDESC:
+ if (elf_elfheader (abfd)->e_type == ET_EXEC
+ || elf_elfheader (abfd)->e_type == ET_DYN)
+ return &elf32_frv_rel_funcdesc_howto;
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC];
+
+ case BFD_RELOC_FRV_FUNCDESC_GOT12:
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC_GOT12];
+
+ case BFD_RELOC_FRV_FUNCDESC_GOTHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC_GOTHI];
+
+ case BFD_RELOC_FRV_FUNCDESC_GOTLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC_GOTLO];
+
+ case BFD_RELOC_FRV_FUNCDESC_VALUE:
+ if (elf_elfheader (abfd)->e_type == ET_EXEC
+ || elf_elfheader (abfd)->e_type == ET_DYN)
+ return &elf32_frv_rel_funcdesc_value_howto;
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC_VALUE];
+
+ case BFD_RELOC_FRV_FUNCDESC_GOTOFF12:
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC_GOTOFF12];
+
+ case BFD_RELOC_FRV_FUNCDESC_GOTOFFHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC_GOTOFFHI];
+
+ case BFD_RELOC_FRV_FUNCDESC_GOTOFFLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_FUNCDESC_GOTOFFLO];
+
+ case BFD_RELOC_FRV_GOTOFF12:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTOFF12];
+
+ case BFD_RELOC_FRV_GOTOFFHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTOFFHI];
+
+ case BFD_RELOC_FRV_GOTOFFLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTOFFLO];
+
+ case BFD_RELOC_FRV_GETTLSOFF:
+ return &elf32_frv_howto_table[ (int) R_FRV_GETTLSOFF];
+
+ case BFD_RELOC_FRV_TLSDESC_VALUE:
+ if (elf_elfheader (abfd)->e_type == ET_EXEC
+ || elf_elfheader (abfd)->e_type == ET_DYN)
+ return &elf32_frv_rel_tlsdesc_value_howto;
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSDESC_VALUE];
+
+ case BFD_RELOC_FRV_GOTTLSDESC12:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTTLSDESC12];
+
+ case BFD_RELOC_FRV_GOTTLSDESCHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTTLSDESCHI];
+
+ case BFD_RELOC_FRV_GOTTLSDESCLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTTLSDESCLO];
+
+ case BFD_RELOC_FRV_TLSMOFF12:
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSMOFF12];
+
+ case BFD_RELOC_FRV_TLSMOFFHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSMOFFHI];
+
+ case BFD_RELOC_FRV_TLSMOFFLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSMOFFLO];
+
+ case BFD_RELOC_FRV_GOTTLSOFF12:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTTLSOFF12];
+
+ case BFD_RELOC_FRV_GOTTLSOFFHI:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTTLSOFFHI];
+
+ case BFD_RELOC_FRV_GOTTLSOFFLO:
+ return &elf32_frv_howto_table[ (int) R_FRV_GOTTLSOFFLO];
+
+ case BFD_RELOC_FRV_TLSOFF:
+ if (elf_elfheader (abfd)->e_type == ET_EXEC
+ || elf_elfheader (abfd)->e_type == ET_DYN)
+ return &elf32_frv_rel_tlsoff_howto;
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSOFF];
+
+ case BFD_RELOC_FRV_TLSDESC_RELAX:
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSDESC_RELAX];
+
+ case BFD_RELOC_FRV_GETTLSOFF_RELAX:
+ return &elf32_frv_howto_table[ (int) R_FRV_GETTLSOFF_RELAX];
+
+ case BFD_RELOC_FRV_TLSOFF_RELAX:
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSOFF_RELAX];
+
+ case BFD_RELOC_FRV_TLSMOFF:
+ return &elf32_frv_howto_table[ (int) R_FRV_TLSMOFF];
+
+ case BFD_RELOC_VTABLE_INHERIT:
+ return &elf32_frv_vtinherit_howto;
+
+ case BFD_RELOC_VTABLE_ENTRY:
+ return &elf32_frv_vtentry_howto;
+ }
+
+ return NULL;
+}
+
+static reloc_howto_type *
+frv_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name)
+{
+ unsigned int i;
+
+ for (i = 0;
+ i < sizeof (elf32_frv_howto_table) / sizeof (elf32_frv_howto_table[0]);
+ i++)
+ if (elf32_frv_howto_table[i].name != NULL
+ && strcasecmp (elf32_frv_howto_table[i].name, r_name) == 0)
+ return &elf32_frv_howto_table[i];
+
+ if (strcasecmp (elf32_frv_vtinherit_howto.name, r_name) == 0)
+ return &elf32_frv_vtinherit_howto;
+ if (strcasecmp (elf32_frv_vtentry_howto.name, r_name) == 0)
+ return &elf32_frv_vtentry_howto;
+
+ return NULL;
+}
+
+/* Set the howto pointer for an FRV ELF reloc. */
+
+static void
+frv_info_to_howto_rela (abfd, cache_ptr, dst)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ arelent *cache_ptr;
+ Elf_Internal_Rela *dst;
+{
+ unsigned int r_type;
+
+ r_type = ELF32_R_TYPE (dst->r_info);
+ switch (r_type)
+ {
+ case R_FRV_GNU_VTINHERIT:
+ cache_ptr->howto = &elf32_frv_vtinherit_howto;
+ break;
+
+ case R_FRV_GNU_VTENTRY:
+ cache_ptr->howto = &elf32_frv_vtentry_howto;
+ break;
+
+ default:
+ cache_ptr->howto = & elf32_frv_howto_table [r_type];
+ break;
+ }
+}
+
+/* Set the howto pointer for an FRV ELF REL reloc. */
+static void
+frvfdpic_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED,
+ arelent *cache_ptr, Elf_Internal_Rela *dst)
+{
+ unsigned int r_type;
+
+ r_type = ELF32_R_TYPE (dst->r_info);
+ switch (r_type)
+ {
+ case R_FRV_32:
+ cache_ptr->howto = &elf32_frv_rel_32_howto;
+ break;
+
+ case R_FRV_FUNCDESC:
+ cache_ptr->howto = &elf32_frv_rel_funcdesc_howto;
+ break;
+
+ case R_FRV_FUNCDESC_VALUE:
+ cache_ptr->howto = &elf32_frv_rel_funcdesc_value_howto;
+ break;
+
+ case R_FRV_TLSDESC_VALUE:
+ cache_ptr->howto = &elf32_frv_rel_tlsdesc_value_howto;
+ break;
+
+ case R_FRV_TLSOFF:
+ cache_ptr->howto = &elf32_frv_rel_tlsoff_howto;
+ break;
+
+ default:
+ cache_ptr->howto = NULL;
+ break;
+ }
+}
+\f
+/* Perform a single relocation. By default we use the standard BFD
+ routines, but a few relocs, we have to do them ourselves. */
+
+static bfd_reloc_status_type
+frv_final_link_relocate (howto, input_bfd, input_section, contents, rel,
+ relocation)
+ reloc_howto_type *howto;
+ bfd *input_bfd;
+ asection *input_section;
+ bfd_byte *contents;
+ Elf_Internal_Rela *rel;
+ bfd_vma relocation;
+{
+ return _bfd_final_link_relocate (howto, input_bfd, input_section,
+ contents, rel->r_offset, relocation,
+ rel->r_addend);
+}
+
+\f
+/* Relocate an FRV ELF section.
+
+ The RELOCATE_SECTION function is called by the new ELF backend linker
+ to handle the relocations for a section.
+
+ The relocs are always passed as Rela structures; if the section
+ actually uses Rel structures, the r_addend field will always be
+ zero.
+
+ This function is responsible for adjusting the section contents as
+ necessary, and (if using Rela relocs and generating a relocatable
+ output file) adjusting the reloc addend as necessary.
+
+ This function does not have to worry about setting the reloc
+ address or the reloc symbol index.
+
+ LOCAL_SYMS is a pointer to the swapped in local symbols.
+
+ LOCAL_SECTIONS is an array giving the section in the input file
+ corresponding to the st_shndx field of each local symbol.
+
+ The global hash table entry for the global symbols can be found
+ via elf_sym_hashes (input_bfd).
+
+ When generating relocatable output, this function must handle
+ STB_LOCAL/STT_SECTION symbols specially. The output symbol is
+ going to be the section symbol corresponding to the output
+ section, which means that the addend must be adjusted
+ accordingly. */
+
+static bfd_boolean
+elf32_frv_relocate_section (output_bfd, info, input_bfd, input_section,
+ contents, relocs, local_syms, local_sections)
+ bfd *output_bfd ATTRIBUTE_UNUSED;
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ bfd_byte *contents;
+ Elf_Internal_Rela *relocs;
+ Elf_Internal_Sym *local_syms;
+ asection **local_sections;
+{
+ Elf_Internal_Shdr *symtab_hdr;
+ struct elf_link_hash_entry **sym_hashes;
+ Elf_Internal_Rela *rel;
+ Elf_Internal_Rela *relend;
+ unsigned isec_segment, got_segment, plt_segment, gprel_segment, tls_segment,
+ check_segment[2];
+ int silence_segment_error = !(info->shared || info->pie);
+ unsigned long insn;
+
+ symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr;
+ sym_hashes = elf_sym_hashes (input_bfd);
+ relend = relocs + input_section->reloc_count;
+
+ isec_segment = _frvfdpic_osec_to_segment (output_bfd,
+ input_section->output_section);
+ if (IS_FDPIC (output_bfd) && frvfdpic_got_section (info))
+ got_segment = _frvfdpic_osec_to_segment (output_bfd,
+ frvfdpic_got_section (info)
+ ->output_section);
+ else
+ got_segment = -1;
+ if (IS_FDPIC (output_bfd) && frvfdpic_gotfixup_section (info))
+ gprel_segment = _frvfdpic_osec_to_segment (output_bfd,
+ frvfdpic_gotfixup_section (info)
+ ->output_section);
+ else
+ gprel_segment = -1;
+ if (IS_FDPIC (output_bfd) && frvfdpic_plt_section (info))
+ plt_segment = _frvfdpic_osec_to_segment (output_bfd,
+ frvfdpic_plt_section (info)
+ ->output_section);
+ else
+ plt_segment = -1;
+ if (elf_hash_table (info)->tls_sec)
+ tls_segment = _frvfdpic_osec_to_segment (output_bfd,
+ elf_hash_table (info)->tls_sec);
+ else
+ tls_segment = -1;
+
+ for (rel = relocs; rel < relend; rel ++)
+ {
+ reloc_howto_type *howto;
+ unsigned long r_symndx;
+ Elf_Internal_Sym *sym;
+ asection *sec;
+ struct elf_link_hash_entry *h;
+ bfd_vma relocation;
+ bfd_reloc_status_type r;
+ const char *name;
+ int r_type;
+ asection *osec;
+ struct frvfdpic_relocs_info *picrel;
+ bfd_vma orig_addend = rel->r_addend;
+
+ r_type = ELF32_R_TYPE (rel->r_info);
+
+ if ( r_type == R_FRV_GNU_VTINHERIT
+ || r_type == R_FRV_GNU_VTENTRY)
+ continue;
+
+ r_symndx = ELF32_R_SYM (rel->r_info);
+ howto = elf32_frv_howto_table + ELF32_R_TYPE (rel->r_info);
+ h = NULL;
+ sym = NULL;
+ sec = NULL;
+
+ if (r_symndx < symtab_hdr->sh_info)
+ {
+ sym = local_syms + r_symndx;
+ osec = sec = local_sections [r_symndx];
+ relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
+
+ name = bfd_elf_string_from_elf_section
+ (input_bfd, symtab_hdr->sh_link, sym->st_name);
+ if (name == NULL || name[0] == 0)
+ name = bfd_section_name (input_bfd, sec);
+ }
+ else
+ {
+ bfd_boolean warned;
+ bfd_boolean unresolved_reloc;
+
+ RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
+ r_symndx, symtab_hdr, sym_hashes,
+ h, sec, relocation,
+ unresolved_reloc, warned);
+ osec = sec;
+ name = h->root.root.string;
+ }
+
+ if (sec != NULL && elf_discarded_section (sec))
+ RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
+ rel, relend, howto, contents);
+
+ if (info->relocatable)
+ continue;
+
+ if (r_type != R_FRV_TLSMOFF
+ && h != NULL
+ && (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak)
+ && !FRVFDPIC_SYM_LOCAL (info, h))
+ {
+ osec = sec = NULL;
+ relocation = 0;
+ }
+
+ switch (r_type)
+ {
+ case R_FRV_LABEL24:
+ case R_FRV_32:
+ if (! IS_FDPIC (output_bfd))
+ goto non_fdpic;
+
+ case R_FRV_GOT12:
+ case R_FRV_GOTHI:
+ case R_FRV_GOTLO:
+ case R_FRV_FUNCDESC_GOT12:
+ case R_FRV_FUNCDESC_GOTHI:
+ case R_FRV_FUNCDESC_GOTLO:
+ case R_FRV_GOTOFF12:
+ case R_FRV_GOTOFFHI:
+ case R_FRV_GOTOFFLO:
+ case R_FRV_FUNCDESC_GOTOFF12:
+ case R_FRV_FUNCDESC_GOTOFFHI:
+ case R_FRV_FUNCDESC_GOTOFFLO:
+ case R_FRV_FUNCDESC:
+ case R_FRV_FUNCDESC_VALUE:
+ case R_FRV_GETTLSOFF:
+ case R_FRV_TLSDESC_VALUE:
+ case R_FRV_GOTTLSDESC12:
+ case R_FRV_GOTTLSDESCHI:
+ case R_FRV_GOTTLSDESCLO:
+ case R_FRV_TLSMOFF12:
+ case R_FRV_TLSMOFFHI:
+ case R_FRV_TLSMOFFLO:
+ case R_FRV_GOTTLSOFF12:
+ case R_FRV_GOTTLSOFFHI:
+ case R_FRV_GOTTLSOFFLO:
+ case R_FRV_TLSOFF:
+ case R_FRV_TLSDESC_RELAX:
+ case R_FRV_GETTLSOFF_RELAX:
+ case R_FRV_TLSOFF_RELAX:
+ case R_FRV_TLSMOFF:
+ if (h != NULL)
+ picrel = frvfdpic_relocs_info_for_global (frvfdpic_relocs_info
+ (info), input_bfd, h,
+ orig_addend, INSERT);
+ else
+ /* In order to find the entry we created before, we must
+ use the original addend, not the one that may have been
+ modified by _bfd_elf_rela_local_sym(). */
+ picrel = frvfdpic_relocs_info_for_local (frvfdpic_relocs_info
+ (info), input_bfd, r_symndx,
+ orig_addend, INSERT);
+ if (! picrel)
+ return FALSE;
+
+ if (!_frvfdpic_emit_got_relocs_plt_entries (picrel, output_bfd, info,
+ osec, sym,
+ rel->r_addend))
+ {
+ (*_bfd_error_handler)
+ (_("%B(%A+0x%x): relocation to `%s+%x' may have caused the error above"),
+ input_bfd, input_section, rel->r_offset, name, rel->r_addend);
+ return FALSE;
+ }
+
+ break;
+
+ default:
+ non_fdpic:
+ picrel = NULL;
+ if (h && ! FRVFDPIC_SYM_LOCAL (info, h))
+ {
+ info->callbacks->warning
+ (info, _("relocation references symbol not defined in the module"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+ break;
+ }
+
+ switch (r_type)
+ {
+ case R_FRV_GETTLSOFF:
+ case R_FRV_TLSDESC_VALUE:
+ case R_FRV_GOTTLSDESC12:
+ case R_FRV_GOTTLSDESCHI:
+ case R_FRV_GOTTLSDESCLO:
+ case R_FRV_TLSMOFF12:
+ case R_FRV_TLSMOFFHI:
+ case R_FRV_TLSMOFFLO:
+ case R_FRV_GOTTLSOFF12:
+ case R_FRV_GOTTLSOFFHI:
+ case R_FRV_GOTTLSOFFLO:
+ case R_FRV_TLSOFF:
+ case R_FRV_TLSDESC_RELAX:
+ case R_FRV_GETTLSOFF_RELAX:
+ case R_FRV_TLSOFF_RELAX:
+ case R_FRV_TLSMOFF:
+ if (sec && (bfd_is_abs_section (sec) || bfd_is_und_section (sec)))
+ relocation += tls_biased_base (info);
+ break;
+
+ default:
+ break;
+ }
+
+ /* Try to apply TLS relaxations. */
+ if (1)
+ switch (r_type)
+ {
+
+#define LOCAL_EXEC_P(info, picrel) \
+ ((info)->executable \
+ && (picrel->symndx != -1 || FRVFDPIC_SYM_LOCAL ((info), (picrel)->d.h)))
+#define INITIAL_EXEC_P(info, picrel) \
+ (((info)->executable || (info)->flags & DF_STATIC_TLS) \
+ && (picrel)->tlsoff_entry)
+
+#define IN_RANGE_FOR_OFST12_P(value) \
+ ((bfd_vma)((value) + 2048) < (bfd_vma)4096)
+#define IN_RANGE_FOR_SETLOS_P(value) \
+ ((bfd_vma)((value) + 32768) < (bfd_vma)65536)
+#define TLSMOFF_IN_RANGE_FOR_SETLOS_P(value, info) \
+ (IN_RANGE_FOR_SETLOS_P ((value) - tls_biased_base (info)))
+
+#define RELAX_GETTLSOFF_LOCAL_EXEC_P(info, picrel, value) \
+ (LOCAL_EXEC_P ((info), (picrel)) \
+ && TLSMOFF_IN_RANGE_FOR_SETLOS_P((value), (info)))
+#define RELAX_GETTLSOFF_INITIAL_EXEC_P(info, picrel) \
+ (INITIAL_EXEC_P ((info), (picrel)) \
+ && IN_RANGE_FOR_OFST12_P ((picrel)->tlsoff_entry))
+
+#define RELAX_TLSDESC_LOCAL_EXEC_P(info, picrel, value) \
+ (LOCAL_EXEC_P ((info), (picrel)))
+#define RELAX_TLSDESC_INITIAL_EXEC_P(info, picrel) \
+ (INITIAL_EXEC_P ((info), (picrel)))
+
+#define RELAX_GOTTLSOFF_LOCAL_EXEC_P(info, picrel, value) \
+ (LOCAL_EXEC_P ((info), (picrel)) \
+ && TLSMOFF_IN_RANGE_FOR_SETLOS_P((value), (info)))
+
+ case R_FRV_GETTLSOFF:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a call instruction? */
+ if ((insn & (unsigned long)0x01fc0000) != 0x003c0000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GETTLSOFF not applied to a call instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_GETTLSOFF_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend))
+ {
+ /* Replace the call instruction (except the packing bit)
+ with setlos #tlsmofflo(symbol+offset), gr9. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x12fc0000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFLO;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_GETTLSOFF_INITIAL_EXEC_P (info, picrel))
+ {
+ /* Replace the call instruction (except the packing bit)
+ with ldi @(gr15, #gottlsoff12(symbol+addend)), gr9. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x12c8f000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_GOTTLSOFF12;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ break;
+
+ case R_FRV_GOTTLSDESC12:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this an lddi instruction? */
+ if ((insn & (unsigned long)0x01fc0000) != 0x00cc0000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GOTTLSDESC12 not applied to an lddi instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend)
+ && TLSMOFF_IN_RANGE_FOR_SETLOS_P (relocation + rel->r_addend,
+ info))
+ {
+ /* Replace lddi @(grB, #gottlsdesc12(symbol+offset), grC
+ with setlos #tlsmofflo(symbol+offset), gr<C+1>.
+ Preserve the packing bit. */
+ insn = (insn & (unsigned long)0x80000000)
+ | ((insn + (unsigned long)0x02000000)
+ & (unsigned long)0x7e000000);
+ insn |= (unsigned long)0x00fc0000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFLO;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend))
+ {
+ /* Replace lddi @(grB, #gottlsdesc12(symbol+offset), grC
+ with sethi #tlsmoffhi(symbol+offset), gr<C+1>.
+ Preserve the packing bit. */
+ insn = (insn & (unsigned long)0x80000000)
+ | ((insn + (unsigned long)0x02000000)
+ & (unsigned long)0x7e000000);
+ insn |= (unsigned long)0x00f80000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFHI;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel))
+ {
+ /* Replace lddi @(grB, #gottlsdesc12(symbol+offset), grC
+ with ldi @(grB, #gottlsoff12(symbol+offset),
+ gr<C+1>. Preserve the packing bit. If gottlsoff12
+ overflows, we'll error out, but that's sort-of ok,
+ since we'd started with gottlsdesc12, that's actually
+ more demanding. Compiling with -fPIE instead of
+ -fpie would fix it; linking with --relax should fix
+ it as well. */
+ insn = (insn & (unsigned long)0x80cbf000)
+ | ((insn + (unsigned long)0x02000000)
+ & (unsigned long)0x7e000000);
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_GOTTLSOFF12;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ break;
+
+ case R_FRV_GOTTLSDESCHI:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a sethi instruction? */
+ if ((insn & (unsigned long)0x01ff0000) != 0x00f80000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GOTTLSDESCHI not applied to a sethi instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend)
+ || (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel)
+ && IN_RANGE_FOR_SETLOS_P (picrel->tlsoff_entry)))
+ {
+ /* Replace sethi with a nop. Preserve the packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x00880000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* Nothing to relocate. */
+ continue;
+ }
+
+ else if (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel))
+ {
+ /* Simply decay GOTTLSDESC to GOTTLSOFF. */
+ r_type = R_FRV_GOTTLSOFFHI;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ break;
+
+ case R_FRV_GOTTLSDESCLO:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a setlo or setlos instruction? */
+ if ((insn & (unsigned long)0x01f70000) != 0x00f40000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GOTTLSDESCLO"
+ " not applied to a setlo or setlos instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend)
+ || (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel)
+ && IN_RANGE_FOR_OFST12_P (picrel->tlsoff_entry)))
+ {
+ /* Replace setlo/setlos with a nop. Preserve the
+ packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x00880000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* Nothing to relocate. */
+ continue;
+ }
+
+ else if (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel))
+ {
+ /* If the corresponding sethi (if it exists) decayed
+ to a nop, make sure this becomes (or already is) a
+ setlos, not setlo. */
+ if (IN_RANGE_FOR_SETLOS_P (picrel->tlsoff_entry))
+ {
+ insn |= (unsigned long)0x00080000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+ }
+
+ /* Simply decay GOTTLSDESC to GOTTLSOFF. */
+ r_type = R_FRV_GOTTLSOFFLO;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ break;
+
+ case R_FRV_TLSDESC_RELAX:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this an ldd instruction? */
+ if ((insn & (unsigned long)0x01fc0fc0) != 0x00080140)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_TLSDESC_RELAX not applied to an ldd instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend)
+ && TLSMOFF_IN_RANGE_FOR_SETLOS_P (relocation + rel->r_addend,
+ info))
+ {
+ /* Replace ldd #tlsdesc(symbol+offset)@(grB, grA), grC
+ with setlos #tlsmofflo(symbol+offset), gr<C+1>.
+ Preserve the packing bit. */
+ insn = (insn & (unsigned long)0x80000000)
+ | ((insn + (unsigned long)0x02000000)
+ & (unsigned long)0x7e000000);
+ insn |= (unsigned long)0x00fc0000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFLO;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend))
+ {
+ /* Replace ldd #tlsdesc(symbol+offset)@(grB, grA), grC
+ with sethi #tlsmoffhi(symbol+offset), gr<C+1>.
+ Preserve the packing bit. */
+ insn = (insn & (unsigned long)0x80000000)
+ | ((insn + (unsigned long)0x02000000)
+ & (unsigned long)0x7e000000);
+ insn |= (unsigned long)0x00f80000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFHI;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel)
+ && IN_RANGE_FOR_OFST12_P (picrel->tlsoff_entry))
+ {
+ /* Replace ldd #tlsdesc(symbol+offset)@(grB, grA), grC
+ with ldi @(grB, #gottlsoff12(symbol+offset), gr<C+1>.
+ Preserve the packing bit. */
+ insn = (insn & (unsigned long)0x8003f000)
+ | (unsigned long)0x00c80000
+ | ((insn + (unsigned long)0x02000000)
+ & (unsigned long)0x7e000000);
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_GOTTLSOFF12;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel))
+ {
+ /* Replace ldd #tlsdesc(symbol+offset)@(grB, grA), grC
+ with ld #tlsoff(symbol+offset)@(grB, grA), gr<C+1>.
+ Preserve the packing bit. */
+ insn = (insn & (unsigned long)0x81ffffbf)
+ | ((insn + (unsigned long)0x02000000)
+ & (unsigned long)0x7e000000);
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* #tlsoff(symbol+offset) is just a relaxation
+ annotation, so there's nothing left to
+ relocate. */
+ continue;
+ }
+
+ break;
+
+ case R_FRV_GETTLSOFF_RELAX:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a calll or callil instruction? */
+ if ((insn & (unsigned long)0x7ff80fc0) != 0x02300000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GETTLSOFF_RELAX"
+ " not applied to a calll instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend)
+ && TLSMOFF_IN_RANGE_FOR_SETLOS_P (relocation + rel->r_addend,
+ info))
+ {
+ /* Replace calll with a nop. Preserve the packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x00880000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* Nothing to relocate. */
+ continue;
+ }
+
+ else if (RELAX_TLSDESC_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend))
+ {
+ /* Replace calll with setlo #tlsmofflo(symbol+offset), gr9.
+ Preserve the packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x12f40000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFLO;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel))
+ {
+ /* Replace calll with a nop. Preserve the packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x00880000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* Nothing to relocate. */
+ continue;
+ }
+
+ break;
+
+ case R_FRV_GOTTLSOFF12:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this an ldi instruction? */
+ if ((insn & (unsigned long)0x01fc0000) != 0x00c80000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GOTTLSOFF12 not applied to an ldi instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_GOTTLSOFF_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend))
+ {
+ /* Replace ldi @(grB, #gottlsoff12(symbol+offset), grC
+ with setlos #tlsmofflo(symbol+offset), grC.
+ Preserve the packing bit. */
+ insn &= (unsigned long)0xfe000000;
+ insn |= (unsigned long)0x00fc0000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFLO;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ break;
+
+ case R_FRV_GOTTLSOFFHI:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a sethi instruction? */
+ if ((insn & (unsigned long)0x01ff0000) != 0x00f80000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GOTTLSOFFHI not applied to a sethi instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_GOTTLSOFF_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend)
+ || (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel)
+ && IN_RANGE_FOR_OFST12_P (picrel->tlsoff_entry)))
+ {
+ /* Replace sethi with a nop. Preserve the packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x00880000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* Nothing to relocate. */
+ continue;
+ }
+
+ break;
+
+ case R_FRV_GOTTLSOFFLO:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a setlo or setlos instruction? */
+ if ((insn & (unsigned long)0x01f70000) != 0x00f40000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_GOTTLSOFFLO"
+ " not applied to a setlo or setlos instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_GOTTLSOFF_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend)
+ || (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel)
+ && IN_RANGE_FOR_OFST12_P (picrel->tlsoff_entry)))
+ {
+ /* Replace setlo/setlos with a nop. Preserve the
+ packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x00880000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* Nothing to relocate. */
+ continue;
+ }
+
+ break;
+
+ case R_FRV_TLSOFF_RELAX:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this an ld instruction? */
+ if ((insn & (unsigned long)0x01fc0fc0) != 0x00080100)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_TLSOFF_RELAX not applied to an ld instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (RELAX_GOTTLSOFF_LOCAL_EXEC_P (info, picrel,
+ relocation + rel->r_addend))
+ {
+ /* Replace ld #gottlsoff(symbol+offset)@(grB, grA), grC
+ with setlos #tlsmofflo(symbol+offset), grC.
+ Preserve the packing bit. */
+ insn &= (unsigned long)0xfe000000;
+ insn |= (unsigned long)0x00fc0000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_TLSMOFFLO;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ else if (RELAX_TLSDESC_INITIAL_EXEC_P (info, picrel)
+ && IN_RANGE_FOR_OFST12_P (picrel->tlsoff_entry))
+ {
+ /* Replace ld #tlsoff(symbol+offset)@(grB, grA), grC
+ with ldi @(grB, #gottlsoff12(symbol+offset), grC.
+ Preserve the packing bit. */
+ insn = (insn & (unsigned long)0xfe03f000)
+ | (unsigned long)0x00c80000;;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ r_type = R_FRV_GOTTLSOFF12;
+ howto = elf32_frv_howto_table + r_type;
+ rel->r_info = ELF32_R_INFO (r_symndx, r_type);
+ }
+
+ break;
+
+ case R_FRV_TLSMOFFHI:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a sethi instruction? */
+ if ((insn & (unsigned long)0x01ff0000) != 0x00f80000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_TLSMOFFHI not applied to a sethi instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (TLSMOFF_IN_RANGE_FOR_SETLOS_P (relocation + rel->r_addend,
+ info))
+ {
+ /* Replace sethi with a nop. Preserve the packing bit. */
+ insn &= (unsigned long)0x80000000;
+ insn |= (unsigned long)0x00880000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+
+ /* Nothing to relocate. */
+ continue;
+ }
+
+ break;
+
+ case R_FRV_TLSMOFFLO:
+ insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
+
+ /* Is this a setlo or setlos instruction? */
+ if ((insn & (unsigned long)0x01f70000) != 0x00f40000)
+ {
+ r = info->callbacks->warning
+ (info,
+ _("R_FRV_TLSMOFFLO"
+ " not applied to a setlo or setlos instruction"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ if (TLSMOFF_IN_RANGE_FOR_SETLOS_P (relocation + rel->r_addend,
+ info))
+ /* If the corresponding sethi (if it exists) decayed
+ to a nop, make sure this becomes (or already is) a
+ setlos, not setlo. */
+ {
+ insn |= (unsigned long)0x00080000;
+ bfd_put_32 (input_bfd, insn, contents + rel->r_offset);
+ }
+
+ break;
+
+ /*
+ There's nothing to relax in these:
+ R_FRV_TLSDESC_VALUE
+ R_FRV_TLSOFF
+ R_FRV_TLSMOFF12
+ R_FRV_TLSMOFFHI
+ R_FRV_TLSMOFFLO
+ R_FRV_TLSMOFF
+ */
+
+ default:
+ break;
+ }
+
+ switch (r_type)
+ {
+ case R_FRV_LABEL24:
+ check_segment[0] = isec_segment;
+ if (! IS_FDPIC (output_bfd))
+ check_segment[1] = isec_segment;
+ else if (picrel->plt)
+ {
+ relocation = frvfdpic_plt_section (info)->output_section->vma
+ + frvfdpic_plt_section (info)->output_offset
+ + picrel->plt_entry;
+ check_segment[1] = plt_segment;
+ }
+ /* We don't want to warn on calls to undefined weak symbols,
+ as calls to them must be protected by non-NULL tests
+ anyway, and unprotected calls would invoke undefined
+ behavior. */
+ else if (picrel->symndx == -1
+ && picrel->d.h->root.type == bfd_link_hash_undefweak)
+ check_segment[1] = check_segment[0];
+ else
+ check_segment[1] = sec
+ ? _frvfdpic_osec_to_segment (output_bfd, sec->output_section)
+ : (unsigned)-1;
+ break;
+
+ case R_FRV_GOT12:
+ case R_FRV_GOTHI:
+ case R_FRV_GOTLO:
+ relocation = picrel->got_entry;
+ check_segment[0] = check_segment[1] = got_segment;
+ break;
+
+ case R_FRV_FUNCDESC_GOT12:
+ case R_FRV_FUNCDESC_GOTHI:
+ case R_FRV_FUNCDESC_GOTLO:
+ relocation = picrel->fdgot_entry;
+ check_segment[0] = check_segment[1] = got_segment;
+ break;
+
+ case R_FRV_GOTOFFHI:
+ case R_FRV_GOTOFF12:
+ case R_FRV_GOTOFFLO:
+ relocation -= frvfdpic_got_section (info)->output_section->vma
+ + frvfdpic_got_section (info)->output_offset
+ + frvfdpic_got_initial_offset (info);
+ check_segment[0] = got_segment;
+ check_segment[1] = sec
+ ? _frvfdpic_osec_to_segment (output_bfd, sec->output_section)
+ : (unsigned)-1;
+ break;
+
+ case R_FRV_FUNCDESC_GOTOFF12:
+ case R_FRV_FUNCDESC_GOTOFFHI:
+ case R_FRV_FUNCDESC_GOTOFFLO:
+ relocation = picrel->fd_entry;
+ check_segment[0] = check_segment[1] = got_segment;
+ break;
+
+ case R_FRV_FUNCDESC:
+ {
+ int dynindx;
+ bfd_vma addend = rel->r_addend;
+
+ if (! (h && h->root.type == bfd_link_hash_undefweak
+ && FRVFDPIC_SYM_LOCAL (info, h)))
+ {
+ /* If the symbol is dynamic and there may be dynamic
+ symbol resolution because we are or are linked with a
+ shared library, emit a FUNCDESC relocation such that
+ the dynamic linker will allocate the function
+ descriptor. If the symbol needs a non-local function
+ descriptor but binds locally (e.g., its visibility is
+ protected, emit a dynamic relocation decayed to
+ section+offset. */
+ if (h && ! FRVFDPIC_FUNCDESC_LOCAL (info, h)
+ && FRVFDPIC_SYM_LOCAL (info, h)
+ && !(info->executable && !info->pie))
+ {
+ dynindx = elf_section_data (h->root.u.def.section
+ ->output_section)->dynindx;
+ addend += h->root.u.def.section->output_offset
+ + h->root.u.def.value;
+ }
+ else if (h && ! FRVFDPIC_FUNCDESC_LOCAL (info, h))
+ {
+ if (addend)
+ {
+ info->callbacks->warning
+ (info, _("R_FRV_FUNCDESC references dynamic symbol with nonzero addend"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+ dynindx = h->dynindx;
+ }
+ else
+ {
+ /* Otherwise, we know we have a private function
+ descriptor, so reference it directly. */
+ BFD_ASSERT (picrel->privfd);
+ r_type = R_FRV_32;
+ dynindx = elf_section_data (frvfdpic_got_section (info)
+ ->output_section)->dynindx;
+ addend = frvfdpic_got_section (info)->output_offset
+ + frvfdpic_got_initial_offset (info)
+ + picrel->fd_entry;
+ }
+
+ /* If there is room for dynamic symbol resolution, emit
+ the dynamic relocation. However, if we're linking an
+ executable at a fixed location, we won't have emitted a
+ dynamic symbol entry for the got section, so idx will
+ be zero, which means we can and should compute the
+ address of the private descriptor ourselves. */
+ if (info->executable && !info->pie
+ && (!h || FRVFDPIC_FUNCDESC_LOCAL (info, h)))
+ {
+ addend += frvfdpic_got_section (info)->output_section->vma;
+ if ((bfd_get_section_flags (output_bfd,
+ input_section->output_section)
+ & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
+ {
+ bfd_vma offset;
+
+ if (_frvfdpic_osec_readonly_p (output_bfd,
+ input_section
+ ->output_section))
+ {
+ info->callbacks->warning
+ (info,
+ _("cannot emit fixups in read-only section"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ offset = _bfd_elf_section_offset
+ (output_bfd, info,
+ input_section, rel->r_offset);
+
+ if (offset != (bfd_vma)-1)
+ _frvfdpic_add_rofixup (output_bfd,
+ frvfdpic_gotfixup_section
+ (info),
+ offset + input_section
+ ->output_section->vma
+ + input_section->output_offset,
+ picrel);
+ }
+ }
+ else if ((bfd_get_section_flags (output_bfd,
+ input_section->output_section)
+ & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
+ {
+ bfd_vma offset;
+
+ if (_frvfdpic_osec_readonly_p (output_bfd,
+ input_section
+ ->output_section))
+ {
+ info->callbacks->warning
+ (info,
+ _("cannot emit dynamic relocations in read-only section"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ offset = _bfd_elf_section_offset
+ (output_bfd, info,
+ input_section, rel->r_offset);
+
+ if (offset != (bfd_vma)-1)
+ _frvfdpic_add_dyn_reloc (output_bfd,
+ frvfdpic_gotrel_section (info),
+ offset + input_section
+ ->output_section->vma
+ + input_section->output_offset,
+ r_type, dynindx, addend, picrel);
+ }
+ else
+ addend += frvfdpic_got_section (info)->output_section->vma;
+ }
+
+ /* We want the addend in-place because dynamic
+ relocations are REL. Setting relocation to it should
+ arrange for it to be installed. */
+ relocation = addend - rel->r_addend;
+ }
+ check_segment[0] = check_segment[1] = got_segment;
+ break;
+
+ case R_FRV_32:
+ if (! IS_FDPIC (output_bfd))
+ {
+ check_segment[0] = check_segment[1] = -1;
+ break;
+ }
+ /* Fall through. */
+ case R_FRV_FUNCDESC_VALUE:
+ {
+ int dynindx;
+ bfd_vma addend = rel->r_addend;
+
+ /* If the symbol is dynamic but binds locally, use
+ section+offset. */
+ if (h && ! FRVFDPIC_SYM_LOCAL (info, h))
+ {
+ if (addend && r_type == R_FRV_FUNCDESC_VALUE)
+ {
+ info->callbacks->warning
+ (info, _("R_FRV_FUNCDESC_VALUE references dynamic symbol with nonzero addend"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+ dynindx = h->dynindx;
+ }
+ else
+ {
+ if (h)
+ addend += h->root.u.def.value;
+ else
+ addend += sym->st_value;
+ if (osec)
+ addend += osec->output_offset;
+ if (osec && osec->output_section
+ && ! bfd_is_abs_section (osec->output_section)
+ && ! bfd_is_und_section (osec->output_section))
+ dynindx = elf_section_data (osec->output_section)->dynindx;
+ else
+ dynindx = 0;
+ }
+
+ /* If we're linking an executable at a fixed address, we
+ can omit the dynamic relocation as long as the symbol
+ is defined in the current link unit (which is implied
+ by its output section not being NULL). */
+ if (info->executable && !info->pie
+ && (!h || FRVFDPIC_SYM_LOCAL (info, h)))
+ {
+ if (osec)
+ addend += osec->output_section->vma;
+ if (IS_FDPIC (input_bfd)
+ && (bfd_get_section_flags (output_bfd,
+ input_section->output_section)
+ & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
+ {
+ if (_frvfdpic_osec_readonly_p (output_bfd,
+ input_section
+ ->output_section))
+ {
+ info->callbacks->warning
+ (info,
+ _("cannot emit fixups in read-only section"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+ if (!h || h->root.type != bfd_link_hash_undefweak)
+ {
+ bfd_vma offset = _bfd_elf_section_offset
+ (output_bfd, info,
+ input_section, rel->r_offset);
+
+ if (offset != (bfd_vma)-1)
+ {
+ _frvfdpic_add_rofixup (output_bfd,
+ frvfdpic_gotfixup_section
+ (info),
+ offset + input_section
+ ->output_section->vma
+ + input_section->output_offset,
+ picrel);
+ if (r_type == R_FRV_FUNCDESC_VALUE)
+ _frvfdpic_add_rofixup
+ (output_bfd,
+ frvfdpic_gotfixup_section (info),
+ offset
+ + input_section->output_section->vma
+ + input_section->output_offset + 4, picrel);
+ }
+ }
+ }
+ }
+ else
+ {
+ if ((bfd_get_section_flags (output_bfd,
+ input_section->output_section)
+ & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
+ {
+ bfd_vma offset;
+
+ if (_frvfdpic_osec_readonly_p (output_bfd,
+ input_section
+ ->output_section))
+ {
+ info->callbacks->warning
+ (info,
+ _("cannot emit dynamic relocations in read-only section"),
+ name, input_bfd, input_section, rel->r_offset);
+ return FALSE;
+ }
+
+ offset = _bfd_elf_section_offset
+ (output_bfd, info,
+ input_section, rel->r_offset);
+
+ if (offset != (bfd_vma)-1)
+ _frvfdpic_add_dyn_reloc (output_bfd,
+ frvfdpic_gotrel_section (info),
+ offset + input_section
+ ->output_section->vma
+ + input_section->output_offset,
+ r_type, dynindx, addend, picrel);
+ }
+ else if (osec)
+ addend += osec->output_section->vma;
+ /* We want the addend in-place because dynamic
+ relocations are REL. Setting relocation to it
+ should arrange for it to be installed. */
+ relocation = addend - rel->r_addend;
+ }
+
+ if (r_type == R_FRV_FUNCDESC_VALUE)
+ {
+ /* If we've omitted the dynamic relocation, just emit
+ the fixed addresses of the symbol and of the local
+ GOT base offset. */
+ if (info->executable && !info->pie
+ && (!h || FRVFDPIC_SYM_LOCAL (info, h)))
+ bfd_put_32 (output_bfd,
+ frvfdpic_got_section (info)->output_section->vma
+ + frvfdpic_got_section (info)->output_offset
+ + frvfdpic_got_initial_offset (info),
+ contents + rel->r_offset + 4);
+ else
+ /* A function descriptor used for lazy or local
+ resolving is initialized such that its high word
+ contains the output section index in which the
+ PLT entries are located, and the low word
+ contains the offset of the lazy PLT entry entry
+ point into that section. */
+ bfd_put_32 (output_bfd,
+ h && ! FRVFDPIC_SYM_LOCAL (info, h)
+ ? 0
+ : _frvfdpic_osec_to_segment (output_bfd,
+ sec
+ ->output_section),
+ contents + rel->r_offset + 4);
+ }
+ }
+ check_segment[0] = check_segment[1] = got_segment;
+ break;
+
+ case R_FRV_GPREL12:
+ case R_FRV_GPRELU12:
+ case R_FRV_GPREL32:
+ case R_FRV_GPRELHI:
+ case R_FRV_GPRELLO:
+ check_segment[0] = gprel_segment;
+ check_segment[1] = sec
+ ? _frvfdpic_osec_to_segment (output_bfd, sec->output_section)
+ : (unsigned)-1;
+ break;
+
+ case R_FRV_GETTLSOFF:
+ relocation = frvfdpic_plt_section (info)->output_section->vma
+ + frvfdpic_plt_section (info)->output_offset
+ + picrel->tlsplt_entry;
+ BFD_ASSERT (picrel->tlsplt_entry != (bfd_vma)-1
+ && picrel->tlsdesc_entry);
+ check_segment[0] = isec_segment;
+ check_segment[1] = plt_segment;
+ break;
+
+ case R_FRV_GOTTLSDESC12:
+ case R_FRV_GOTTLSDESCHI:
+ case R_FRV_GOTTLSDESCLO:
+ BFD_ASSERT (picrel->tlsdesc_entry);
+ relocation = picrel->tlsdesc_entry;
+ check_segment[0] = tls_segment;
+ check_segment[1] = sec
+ && ! bfd_is_abs_section (sec)
+ && ! bfd_is_und_section (sec)
+ ? _frvfdpic_osec_to_segment (output_bfd, sec->output_section)
+ : tls_segment;
+ break;
+
+ case R_FRV_TLSMOFF12:
+ case R_FRV_TLSMOFFHI:
+ case R_FRV_TLSMOFFLO:
+ case R_FRV_TLSMOFF:
+ check_segment[0] = tls_segment;
+ if (! sec)
+ check_segment[1] = -1;
+ else if (bfd_is_abs_section (sec)
+ || bfd_is_und_section (sec))
+ {
+ relocation = 0;
+ check_segment[1] = tls_segment;
+ }
+ else if (sec->output_section)
+ {
+ relocation -= tls_biased_base (info);
+ check_segment[1] =
+ _frvfdpic_osec_to_segment (output_bfd, sec->output_section);
+ }
+ else
+ check_segment[1] = -1;
+ break;
+
+ case R_FRV_GOTTLSOFF12:
+ case R_FRV_GOTTLSOFFHI:
+ case R_FRV_GOTTLSOFFLO:
+ BFD_ASSERT (picrel->tlsoff_entry);
+ relocation = picrel->tlsoff_entry;
+ check_segment[0] = tls_segment;
+ check_segment[1] = sec
+ && ! bfd_is_abs_section (sec)
+ && ! bfd_is_und_section (sec)
+ ? _frvfdpic_osec_to_segment (output_bfd, sec->output_section)
+ : tls_segment;
+ break;
+
+ case R_FRV_TLSDESC_VALUE:
+ case R_FRV_TLSOFF:
+ /* These shouldn't be present in input object files. */
+ check_segment[0] = check_segment[1] = isec_segment;
+ break;
+
+ case R_FRV_TLSDESC_RELAX:
+ case R_FRV_GETTLSOFF_RELAX:
+ case R_FRV_TLSOFF_RELAX:
+ /* These are just annotations for relaxation, nothing to do
+ here. */
+ continue;
+
+ default:
+ check_segment[0] = isec_segment;
+ check_segment[1] = sec
+ ? _frvfdpic_osec_to_segment (output_bfd, sec->output_section)
+ : (unsigned)-1;
+ break;
+ }
+
+ if (check_segment[0] != check_segment[1] && IS_FDPIC (output_bfd))
+ {
+ /* If you take this out, remove the #error from fdpic-static-6.d
+ in the ld testsuite. */
+ /* This helps catch problems in GCC while we can't do more
+ than static linking. The idea is to test whether the
+ input file basename is crt0.o only once. */
+ if (silence_segment_error == 1)
+ silence_segment_error =
+ (strlen (input_bfd->filename) == 6
+ && strcmp (input_bfd->filename, "crt0.o") == 0)
+ || (strlen (input_bfd->filename) > 6
+ && strcmp (input_bfd->filename
+ + strlen (input_bfd->filename) - 7,
+ "/crt0.o") == 0)
+ ? -1 : 0;
+ if (!silence_segment_error
+ /* We don't want duplicate errors for undefined
+ symbols. */
+ && !(picrel && picrel->symndx == -1
+ && picrel->d.h->root.type == bfd_link_hash_undefined))
+ {
+ if (info->shared || info->pie)
+ (*_bfd_error_handler)
+ (_("%B(%A+0x%lx): reloc against `%s': %s"),
+ input_bfd, input_section, (long)rel->r_offset, name,
+ _("relocation references a different segment"));
+ else
+ info->callbacks->warning
+ (info,
+ _("relocation references a different segment"),
+ name, input_bfd, input_section, rel->r_offset);
+ }
+ if (!silence_segment_error && (info->shared || info->pie))
+ return FALSE;
+ elf_elfheader (output_bfd)->e_flags |= EF_FRV_PIC;
+ }
+
+ switch (r_type)
+ {
+ case R_FRV_GOTOFFHI:
+ case R_FRV_TLSMOFFHI:
+ /* We need the addend to be applied before we shift the
+ value right. */
+ relocation += rel->r_addend;
+ /* Fall through. */
+ case R_FRV_GOTHI:
+ case R_FRV_FUNCDESC_GOTHI:
+ case R_FRV_FUNCDESC_GOTOFFHI:
+ case R_FRV_GOTTLSOFFHI:
+ case R_FRV_GOTTLSDESCHI:
+ relocation >>= 16;
+ /* Fall through. */
+
+ case R_FRV_GOTLO:
+ case R_FRV_FUNCDESC_GOTLO:
+ case R_FRV_GOTOFFLO:
+ case R_FRV_FUNCDESC_GOTOFFLO:
+ case R_FRV_GOTTLSOFFLO:
+ case R_FRV_GOTTLSDESCLO:
+ case R_FRV_TLSMOFFLO:
+ relocation &= 0xffff;
+ break;
+
+ default:
+ break;
+ }
+
+ switch (r_type)
+ {
+ case R_FRV_LABEL24:
+ if (! IS_FDPIC (output_bfd) || ! picrel->plt)
+ break;
+ /* Fall through. */
+
+ /* When referencing a GOT entry, a function descriptor or a
+ PLT, we don't want the addend to apply to the reference,
+ but rather to the referenced symbol. The actual entry
+ will have already been created taking the addend into
+ account, so cancel it out here. */
+ case R_FRV_GOT12:
+ case R_FRV_GOTHI:
+ case R_FRV_GOTLO:
+ case R_FRV_FUNCDESC_GOT12:
+ case R_FRV_FUNCDESC_GOTHI:
+ case R_FRV_FUNCDESC_GOTLO:
+ case R_FRV_FUNCDESC_GOTOFF12:
+ case R_FRV_FUNCDESC_GOTOFFHI:
+ case R_FRV_FUNCDESC_GOTOFFLO:
+ case R_FRV_GETTLSOFF:
+ case R_FRV_GOTTLSDESC12:
+ case R_FRV_GOTTLSDESCHI:
+ case R_FRV_GOTTLSDESCLO:
+ case R_FRV_GOTTLSOFF12:
+ case R_FRV_GOTTLSOFFHI:
+ case R_FRV_GOTTLSOFFLO:
+ /* Note that we only want GOTOFFHI, not GOTOFFLO or GOTOFF12
+ here, since we do want to apply the addend to the others.
+ Note that we've applied the addend to GOTOFFHI before we
+ shifted it right. */
+ case R_FRV_GOTOFFHI:
+ case R_FRV_TLSMOFFHI:
+ relocation -= rel->r_addend;
+ break;
+
+ default:
+ break;
+ }
+
+ if (r_type == R_FRV_HI16)
+ r = elf32_frv_relocate_hi16 (input_bfd, rel, contents, relocation);
+
+ else if (r_type == R_FRV_LO16)
+ r = elf32_frv_relocate_lo16 (input_bfd, rel, contents, relocation);
+
+ else if (r_type == R_FRV_LABEL24 || r_type == R_FRV_GETTLSOFF)
+ r = elf32_frv_relocate_label24 (input_bfd, input_section, rel,
+ contents, relocation);
+
+ else if (r_type == R_FRV_GPREL12)
+ r = elf32_frv_relocate_gprel12 (info, input_bfd, input_section, rel,
+ contents, relocation);
+
+ else if (r_type == R_FRV_GPRELU12)
+ r = elf32_frv_relocate_gprelu12 (info, input_bfd, input_section, rel,
+ contents, relocation);
+
+ else if (r_type == R_FRV_GPRELLO)
+ r = elf32_frv_relocate_gprello (info, input_bfd, input_section, rel,
+ contents, relocation);
+
+ else if (r_type == R_FRV_GPRELHI)
+ r = elf32_frv_relocate_gprelhi (info, input_bfd, input_section, rel,
+ contents, relocation);
+
+ else if (r_type == R_FRV_TLSOFF
+ || r_type == R_FRV_TLSDESC_VALUE)
+ r = bfd_reloc_notsupported;
+
+ else
+ r = frv_final_link_relocate (howto, input_bfd, input_section, contents,
+ rel, relocation);
+
+ if (r != bfd_reloc_ok)
+ {
+ const char * msg = (const char *) NULL;
+
+ switch (r)
+ {
+ case bfd_reloc_overflow:
+ r = info->callbacks->reloc_overflow
+ (info, (h ? &h->root : NULL), name, howto->name,
+ (bfd_vma) 0, input_bfd, input_section, rel->r_offset);
+ break;
+
+ case bfd_reloc_undefined:
+ r = info->callbacks->undefined_symbol
+ (info, name, input_bfd, input_section, rel->r_offset, TRUE);
+ break;
+
+ case bfd_reloc_outofrange:
+ msg = _("internal error: out of range error");
+ break;
+
+ case bfd_reloc_notsupported:
+ msg = _("internal error: unsupported relocation error");
+ break;
+
+ case bfd_reloc_dangerous:
+ msg = _("internal error: dangerous relocation");
+ break;
+
+ default:
+ msg = _("internal error: unknown error");
+ break;
+ }
+
+ if (msg)
+ {
+ (*_bfd_error_handler)
+ (_("%B(%A+0x%lx): reloc against `%s': %s"),
+ input_bfd, input_section, (long)rel->r_offset, name, msg);
+ return FALSE;
+ }
+
+ if (! r)
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+\f
+/* Return the section that should be marked against GC for a given
+ relocation. */
+
+static asection *
+elf32_frv_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
+{
+ if (h != NULL)
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_FRV_GNU_VTINHERIT:
+ case R_FRV_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
+}
+\f
+/* Hook called by the linker routine which adds symbols from an object
+ file. We use it to put .comm items in .scomm, and not .comm. */
+
+static bfd_boolean
+elf32_frv_add_symbol_hook (abfd, info, sym, namep, flagsp, secp, valp)
+ bfd *abfd;
+ struct bfd_link_info *info;
+ Elf_Internal_Sym *sym;
+ const char **namep ATTRIBUTE_UNUSED;
+ flagword *flagsp ATTRIBUTE_UNUSED;
+ asection **secp;
+ bfd_vma *valp;
+{
+ if (sym->st_shndx == SHN_COMMON
+ && !info->relocatable
+ && (int)sym->st_size <= (int)bfd_get_gp_size (abfd))
+ {
+ /* Common symbols less than or equal to -G nn bytes are
+ automatically put into .sbss. */
+
+ asection *scomm = bfd_get_section_by_name (abfd, ".scommon");
+
+ if (scomm == NULL)
+ {
+ scomm = bfd_make_section_with_flags (abfd, ".scommon",
+ (SEC_ALLOC
+ | SEC_IS_COMMON
+ | SEC_LINKER_CREATED));
+ if (scomm == NULL)
+ return FALSE;
+ }
+
+ *secp = scomm;
+ *valp = sym->st_size;
+ }
+
+ return TRUE;
+}
+
+/* We need dynamic symbols for every section, since segments can
+ relocate independently. */
+static bfd_boolean
+_frvfdpic_link_omit_section_dynsym (bfd *output_bfd ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info
+ ATTRIBUTE_UNUSED,
+ asection *p ATTRIBUTE_UNUSED)
+{
+ switch (elf_section_data (p)->this_hdr.sh_type)
+ {
+ case SHT_PROGBITS:
+ case SHT_NOBITS:
+ /* If sh_type is yet undecided, assume it could be
+ SHT_PROGBITS/SHT_NOBITS. */
+ case SHT_NULL:
+ return FALSE;
+
+ /* There shouldn't be section relative relocations
+ against any other section. */
+ default:
+ return TRUE;
+ }
+}
+
+/* Create a .got section, as well as its additional info field. This
+ is almost entirely copied from
+ elflink.c:_bfd_elf_create_got_section(). */
+
+static bfd_boolean
+_frv_create_got_section (bfd *abfd, struct bfd_link_info *info)
+{
+ flagword flags, pltflags;
+ asection *s;
+ struct elf_link_hash_entry *h;
+ struct bfd_link_hash_entry *bh;
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ int ptralign;
+ int offset;
+
+ /* This function may be called more than once. */
+ s = bfd_get_section_by_name (abfd, ".got");
+ if (s != NULL && (s->flags & SEC_LINKER_CREATED) != 0)
+ return TRUE;
+
+ /* Machine specific: although pointers are 32-bits wide, we want the
+ GOT to be aligned to a 64-bit boundary, such that function
+ descriptors in it can be accessed with 64-bit loads and
+ stores. */
+ ptralign = 3;
+
+ flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
+ | SEC_LINKER_CREATED);
+ pltflags = flags;
+
+ s = bfd_make_section_with_flags (abfd, ".got", flags);
+ if (s == NULL
+ || !bfd_set_section_alignment (abfd, s, ptralign))
+ return FALSE;
+
+ if (bed->want_got_plt)
+ {
+ s = bfd_make_section_with_flags (abfd, ".got.plt", flags);
+ if (s == NULL
+ || !bfd_set_section_alignment (abfd, s, ptralign))
+ return FALSE;
+ }
+
+ if (bed->want_got_sym)
+ {
+ /* Define the symbol _GLOBAL_OFFSET_TABLE_ at the start of the .got
+ (or .got.plt) section. We don't do this in the linker script
+ because we don't want to define the symbol if we are not creating
+ a global offset table. */
+ h = _bfd_elf_define_linkage_sym (abfd, info, s, "_GLOBAL_OFFSET_TABLE_");
+ elf_hash_table (info)->hgot = h;
+ if (h == NULL)
+ return FALSE;
+
+ /* Machine-specific: we want the symbol for executables as
+ well. */
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+ }
+
+ /* The first bit of the global offset table is the header. */
+ s->size += bed->got_header_size;
+
+ /* This is the machine-specific part. Create and initialize section
+ data for the got. */
+ if (IS_FDPIC (abfd))
+ {
+ frvfdpic_got_section (info) = s;
+ frvfdpic_relocs_info (info) = htab_try_create (1,
+ frvfdpic_relocs_info_hash,
+ frvfdpic_relocs_info_eq,
+ (htab_del) NULL);
+ if (! frvfdpic_relocs_info (info))
+ return FALSE;
+
+ s = bfd_make_section_with_flags (abfd, ".rel.got",
+ (flags | SEC_READONLY));
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, 2))
+ return FALSE;
+
+ frvfdpic_gotrel_section (info) = s;
+
+ /* Machine-specific. */
+ s = bfd_make_section_with_flags (abfd, ".rofixup",
+ (flags | SEC_READONLY));
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, 2))
+ return FALSE;
+
+ frvfdpic_gotfixup_section (info) = s;
+ offset = -2048;
+ flags = BSF_GLOBAL;
+ }
+ else
+ {
+ offset = 2048;
+ flags = BSF_GLOBAL | BSF_WEAK;
+ }
+
+ /* Define _gp in .rofixup, for FDPIC, or .got otherwise. If it
+ turns out that we're linking with a different linker script, the
+ linker script will override it. */
+ bh = NULL;
+ if (!(_bfd_generic_link_add_one_symbol
+ (info, abfd, "_gp", flags, s, offset, (const char *) NULL, FALSE,
+ bed->collect, &bh)))
+ return FALSE;
+ h = (struct elf_link_hash_entry *) bh;
+ h->def_regular = 1;
+ h->type = STT_OBJECT;
+ /* h->other = STV_HIDDEN; */ /* Should we? */
+
+ /* Machine-specific: we want the symbol for executables as well. */
+ if (IS_FDPIC (abfd) && ! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+
+ if (!IS_FDPIC (abfd))
+ return TRUE;
+
+ /* FDPIC supports Thread Local Storage, and this may require a
+ procedure linkage table for TLS PLT entries. */
+
+ /* This is mostly copied from
+ elflink.c:_bfd_elf_create_dynamic_sections(). */
+
+ flags = pltflags;
+ pltflags |= SEC_CODE;
+ if (bed->plt_not_loaded)
+ pltflags &= ~ (SEC_CODE | SEC_LOAD | SEC_HAS_CONTENTS);
+ if (bed->plt_readonly)
+ pltflags |= SEC_READONLY;
+
+ s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
+ return FALSE;
+ /* FRV-specific: remember it. */
+ frvfdpic_plt_section (info) = s;
+
+ /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the
+ .plt section. */
+ if (bed->want_plt_sym)
+ {
+ h = _bfd_elf_define_linkage_sym (abfd, info, s,
+ "_PROCEDURE_LINKAGE_TABLE_");
+ elf_hash_table (info)->hplt = h;
+ if (h == NULL)
+ return FALSE;
+ }
+
+ /* FRV-specific: we want rel relocations for the plt. */
+ s = bfd_make_section_with_flags (abfd, ".rel.plt",
+ flags | SEC_READONLY);
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
+ return FALSE;
+ /* FRV-specific: remember it. */
+ frvfdpic_pltrel_section (info) = s;
+
+ return TRUE;
+}
+
+/* Make sure the got and plt sections exist, and that our pointers in
+ the link hash table point to them. */
+
+static bfd_boolean
+elf32_frvfdpic_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
+{
+ /* This is mostly copied from
+ elflink.c:_bfd_elf_create_dynamic_sections(). */
+ flagword flags;
+ asection *s;
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+
+ flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
+ | SEC_LINKER_CREATED);
+
+ /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and
+ .rel[a].bss sections. */
+
+ /* FRV-specific: we want to create the GOT and the PLT in the FRV
+ way. */
+ if (! _frv_create_got_section (abfd, info))
+ return FALSE;
+
+ /* FRV-specific: make sure we created everything we wanted. */
+ BFD_ASSERT (frvfdpic_got_section (info) && frvfdpic_gotrel_section (info)
+ && frvfdpic_gotfixup_section (info)
+ && frvfdpic_plt_section (info)
+ && frvfdpic_pltrel_section (info));
+
+ if (bed->want_dynbss)
+ {
+ /* The .dynbss section is a place to put symbols which are defined
+ by dynamic objects, are referenced by regular objects, and are
+ not functions. We must allocate space for them in the process
+ image and use a R_*_COPY reloc to tell the dynamic linker to
+ initialize them at run time. The linker script puts the .dynbss
+ section into the .bss section of the final image. */
+ s = bfd_make_section_with_flags (abfd, ".dynbss",
+ SEC_ALLOC | SEC_LINKER_CREATED);
+ if (s == NULL)
+ return FALSE;
+
+ /* The .rel[a].bss section holds copy relocs. This section is not
+ normally needed. We need to create it here, though, so that the
+ linker will map it to an output section. We can't just create it
+ only if we need it, because we will not know whether we need it
+ until we have seen all the input files, and the first time the
+ main linker code calls BFD after examining all the input files
+ (size_dynamic_sections) the input sections have already been
+ mapped to the output sections. If the section turns out not to
+ be needed, we can discard it later. We will never need this
+ section when generating a shared object, since they do not use
+ copy relocs. */
+ if (! info->shared)
+ {
+ s = bfd_make_section_with_flags (abfd,
+ (bed->default_use_rela_p
+ ? ".rela.bss" : ".rel.bss"),
+ flags | SEC_READONLY);
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+/* Compute the total GOT and PLT size required by each symbol in each
+ range. Symbols may require up to 4 words in the GOT: an entry
+ pointing to the symbol, an entry pointing to its function
+ descriptor, and a private function descriptors taking two
+ words. */
+
+static void
+_frvfdpic_count_nontls_entries (struct frvfdpic_relocs_info *entry,
+ struct _frvfdpic_dynamic_got_info *dinfo)
+{
+ /* Allocate space for a GOT entry pointing to the symbol. */
+ if (entry->got12)
+ dinfo->got12 += 4;
+ else if (entry->gotlos)
+ dinfo->gotlos += 4;
+ else if (entry->gothilo)
+ dinfo->gothilo += 4;
+ else
+ entry->relocs32--;
+ entry->relocs32++;
+
+ /* Allocate space for a GOT entry pointing to the function
+ descriptor. */
+ if (entry->fdgot12)
+ dinfo->got12 += 4;
+ else if (entry->fdgotlos)
+ dinfo->gotlos += 4;
+ else if (entry->fdgothilo)
+ dinfo->gothilo += 4;
+ else
+ entry->relocsfd--;
+ entry->relocsfd++;
+
+ /* Decide whether we need a PLT entry, a function descriptor in the
+ GOT, and a lazy PLT entry for this symbol. */
+ entry->plt = entry->call
+ && entry->symndx == -1 && ! FRVFDPIC_SYM_LOCAL (dinfo->info, entry->d.h)
+ && elf_hash_table (dinfo->info)->dynamic_sections_created;
+ entry->privfd = entry->plt
+ || entry->fdgoff12 || entry->fdgofflos || entry->fdgoffhilo
+ || ((entry->fd || entry->fdgot12 || entry->fdgotlos || entry->fdgothilo)
+ && (entry->symndx != -1
+ || FRVFDPIC_FUNCDESC_LOCAL (dinfo->info, entry->d.h)));
+ entry->lazyplt = entry->privfd
+ && entry->symndx == -1 && ! FRVFDPIC_SYM_LOCAL (dinfo->info, entry->d.h)
+ && ! (dinfo->info->flags & DF_BIND_NOW)
+ && elf_hash_table (dinfo->info)->dynamic_sections_created;
+
+ /* Allocate space for a function descriptor. */
+ if (entry->fdgoff12)
+ dinfo->fd12 += 8;
+ else if (entry->fdgofflos)
+ dinfo->fdlos += 8;
+ else if (entry->privfd && entry->plt)
+ dinfo->fdplt += 8;
+ else if (entry->privfd)
+ dinfo->fdhilo += 8;
+ else
+ entry->relocsfdv--;
+ entry->relocsfdv++;
+
+ if (entry->lazyplt)
+ dinfo->lzplt += 8;
+}
+
+/* Compute the total GOT size required by each TLS symbol in each
+ range. Symbols may require up to 5 words in the GOT: an entry
+ holding the TLS offset for the symbol, and an entry with a full TLS
+ descriptor taking 4 words. */
+
+static void
+_frvfdpic_count_tls_entries (struct frvfdpic_relocs_info *entry,
+ struct _frvfdpic_dynamic_got_info *dinfo,
+ bfd_boolean subtract)
+{
+ const int l = subtract ? -1 : 1;
+
+ /* Allocate space for a GOT entry with the TLS offset of the
+ symbol. */
+ if (entry->tlsoff12)
+ dinfo->got12 += 4 * l;
+ else if (entry->tlsofflos)
+ dinfo->gotlos += 4 * l;
+ else if (entry->tlsoffhilo)
+ dinfo->gothilo += 4 * l;
+ else
+ entry->relocstlsoff -= l;
+ entry->relocstlsoff += l;
+
+ /* If there's any TLSOFF relocation, mark the output file as not
+ suitable for dlopening. This mark will remain even if we relax
+ all such relocations, but this is not a problem, since we'll only
+ do so for executables, and we definitely don't want anyone
+ dlopening executables. */
+ if (entry->relocstlsoff)
+ dinfo->info->flags |= DF_STATIC_TLS;
+
+ /* Allocate space for a TLS descriptor. */
+ if (entry->tlsdesc12)
+ dinfo->tlsd12 += 8 * l;
+ else if (entry->tlsdesclos)
+ dinfo->tlsdlos += 8 * l;
+ else if (entry->tlsplt)
+ dinfo->tlsdplt += 8 * l;
+ else if (entry->tlsdeschilo)
+ dinfo->tlsdhilo += 8 * l;
+ else
+ entry->relocstlsd -= l;
+ entry->relocstlsd += l;
+}
+
+/* Compute the number of dynamic relocations and fixups that a symbol
+ requires, and add (or subtract) from the grand and per-symbol
+ totals. */
+
+static void
+_frvfdpic_count_relocs_fixups (struct frvfdpic_relocs_info *entry,
+ struct _frvfdpic_dynamic_got_info *dinfo,
+ bfd_boolean subtract)
+{
+ bfd_vma relocs = 0, fixups = 0, tlsrets = 0;
+
+ if (!dinfo->info->executable || dinfo->info->pie)
+ {
+ relocs = entry->relocs32 + entry->relocsfd + entry->relocsfdv
+ + entry->relocstlsd;
+
+ /* In the executable, TLS relocations to symbols that bind
+ locally (including those that resolve to global TLS offsets)
+ are resolved immediately, without any need for fixups or
+ dynamic relocations. In shared libraries, however, we must
+ emit dynamic relocations even for local symbols, because we
+ don't know the module id the library is going to get at
+ run-time, nor its TLS base offset. */
+ if (!dinfo->info->executable
+ || (entry->symndx == -1
+ && ! FRVFDPIC_SYM_LOCAL (dinfo->info, entry->d.h)))
+ relocs += entry->relocstlsoff;
+ }
+ else
+ {
+ if (entry->symndx != -1 || FRVFDPIC_SYM_LOCAL (dinfo->info, entry->d.h))
+ {
+ if (entry->symndx != -1
+ || entry->d.h->root.type != bfd_link_hash_undefweak)
+ fixups += entry->relocs32 + 2 * entry->relocsfdv;
+ fixups += entry->relocstlsd;
+ tlsrets += entry->relocstlsd;
+ }
+ else
+ {
+ relocs += entry->relocs32 + entry->relocsfdv
+ + entry->relocstlsoff + entry->relocstlsd;
+ }
+
+ if (entry->symndx != -1
+ || FRVFDPIC_FUNCDESC_LOCAL (dinfo->info, entry->d.h))
+ {
+ if (entry->symndx != -1
+ || entry->d.h->root.type != bfd_link_hash_undefweak)
+ fixups += entry->relocsfd;
+ }
+ else
+ relocs += entry->relocsfd;
+ }
+
+ if (subtract)
+ {
+ relocs = - relocs;
+ fixups = - fixups;
+ tlsrets = - tlsrets;
+ }
+
+ entry->dynrelocs += relocs;
+ entry->fixups += fixups;
+ dinfo->relocs += relocs;
+ dinfo->fixups += fixups;
+ dinfo->tls_ret_refs += tlsrets;
+}
+
+/* Look for opportunities to relax TLS relocations. We can assume
+ we're linking the main executable or a static-tls library, since
+ otherwise we wouldn't have got here. When relaxing, we have to
+ first undo any previous accounting of TLS uses of fixups, dynamic
+ relocations, GOT and PLT entries. */
+
+static void
+_frvfdpic_relax_tls_entries (struct frvfdpic_relocs_info *entry,
+ struct _frvfdpic_dynamic_got_info *dinfo,
+ bfd_boolean relaxing)
+{
+ bfd_boolean changed = ! relaxing;
+
+ BFD_ASSERT (dinfo->info->executable
+ || (dinfo->info->flags & DF_STATIC_TLS));
+
+ if (entry->tlsdesc12 || entry->tlsdesclos || entry->tlsdeschilo)
+ {
+ if (! changed)
+ {
+ _frvfdpic_count_relocs_fixups (entry, dinfo, TRUE);
+ _frvfdpic_count_tls_entries (entry, dinfo, TRUE);
+ changed = TRUE;
+ }
+
+ /* When linking an executable, we can always decay GOTTLSDESC to
+ TLSMOFF, if the symbol is local, or GOTTLSOFF, otherwise.
+ When linking a static-tls shared library, using TLSMOFF is
+ not an option, but we can still use GOTTLSOFF. When decaying
+ to GOTTLSOFF, we must keep the GOT entry in range. We know
+ it has to fit because we'll be trading the 4 words of hte TLS
+ descriptor for a single word in the same range. */
+ if (! dinfo->info->executable
+ || (entry->symndx == -1
+ && ! FRVFDPIC_SYM_LOCAL (dinfo->info, entry->d.h)))
+ {
+ entry->tlsoff12 |= entry->tlsdesc12;
+ entry->tlsofflos |= entry->tlsdesclos;
+ entry->tlsoffhilo |= entry->tlsdeschilo;
+ }
+
+ entry->tlsdesc12 = entry->tlsdesclos = entry->tlsdeschilo = 0;
+ }
+
+ /* We can only decay TLSOFFs or call #gettlsoff to TLSMOFF in the
+ main executable. We have to check whether the symbol's TLSOFF is
+ in range for a setlos. For symbols with a hash entry, we can
+ determine exactly what to do; for others locals, we don't have
+ addresses handy, so we use the size of the TLS section as an
+ approximation. If we get it wrong, we'll retain a GOT entry
+ holding the TLS offset (without dynamic relocations or fixups),
+ but we'll still optimize away the loads from it. Since TLS sizes
+ are generally very small, it's probably not worth attempting to
+ do better than this. */
+ if ((entry->tlsplt
+ || entry->tlsoff12 || entry->tlsofflos || entry->tlsoffhilo)
+ && dinfo->info->executable && relaxing
+ && ((entry->symndx == -1
+ && FRVFDPIC_SYM_LOCAL (dinfo->info, entry->d.h)
+ /* The above may hold for an undefweak TLS symbol, so make
+ sure we don't have this case before accessing def.value
+ and def.section. */
+ && (entry->d.h->root.type == bfd_link_hash_undefweak
+ || (bfd_vma)(entry->d.h->root.u.def.value
+ + (entry->d.h->root.u.def.section
+ ->output_section->vma)
+ + entry->d.h->root.u.def.section->output_offset
+ + entry->addend
+ - tls_biased_base (dinfo->info)
+ + 32768) < (bfd_vma)65536))
+ || (entry->symndx != -1
+ && (elf_hash_table (dinfo->info)->tls_sec->size
+ + abs (entry->addend) < 32768 + FRVFDPIC_TLS_BIAS))))
+ {
+ if (! changed)
+ {
+ _frvfdpic_count_relocs_fixups (entry, dinfo, TRUE);
+ _frvfdpic_count_tls_entries (entry, dinfo, TRUE);
+ changed = TRUE;
+ }
+
+ entry->tlsplt =
+ entry->tlsoff12 = entry->tlsofflos = entry->tlsoffhilo = 0;
+ }