diff options
Diffstat (limited to 'bfd/elf32-xtensa.c')
| -rw-r--r-- | bfd/elf32-xtensa.c | 1852 |
1 files changed, 669 insertions, 1183 deletions
diff --git a/bfd/elf32-xtensa.c b/bfd/elf32-xtensa.c index 09ef0e1..56f317f 100644 --- a/bfd/elf32-xtensa.c +++ b/bfd/elf32-xtensa.c @@ -37,233 +37,105 @@ #define XTENSA_NO_NOP_REMOVAL 0 -/* Main interface functions. */ -static void elf_xtensa_info_to_howto_rela - PARAMS ((bfd *, arelent *, Elf_Internal_Rela *)); -static reloc_howto_type *elf_xtensa_reloc_type_lookup - PARAMS ((bfd *abfd, bfd_reloc_code_real_type code)); -extern int xtensa_read_table_entries - PARAMS ((bfd *, asection *, property_table_entry **, const char *, - bfd_boolean)); -static bfd_boolean elf_xtensa_check_relocs - PARAMS ((bfd *, struct bfd_link_info *, asection *, - const Elf_Internal_Rela *)); -static void elf_xtensa_hide_symbol - PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *, bfd_boolean)); -static asection *elf_xtensa_gc_mark_hook - PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *, - struct elf_link_hash_entry *, Elf_Internal_Sym *)); -static bfd_boolean elf_xtensa_gc_sweep_hook - PARAMS ((bfd *, struct bfd_link_info *, asection *, - const Elf_Internal_Rela *)); -static bfd_boolean elf_xtensa_create_dynamic_sections - PARAMS ((bfd *, struct bfd_link_info *)); -static bfd_boolean elf_xtensa_adjust_dynamic_symbol - PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *)); -static bfd_boolean elf_xtensa_size_dynamic_sections - PARAMS ((bfd *, struct bfd_link_info *)); -static bfd_boolean elf_xtensa_modify_segment_map - PARAMS ((bfd *, struct bfd_link_info *)); -static bfd_boolean elf_xtensa_relocate_section - PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, - Elf_Internal_Rela *, Elf_Internal_Sym *, asection **)); -static bfd_boolean elf_xtensa_relax_section - PARAMS ((bfd *, asection *, struct bfd_link_info *, bfd_boolean *again)); -static bfd_boolean elf_xtensa_finish_dynamic_symbol - PARAMS ((bfd *, struct bfd_link_info *, struct elf_link_hash_entry *, - Elf_Internal_Sym *)); -static bfd_boolean elf_xtensa_finish_dynamic_sections - PARAMS ((bfd *, struct bfd_link_info *)); -static bfd_boolean elf_xtensa_merge_private_bfd_data - PARAMS ((bfd *, bfd *)); -static bfd_boolean elf_xtensa_set_private_flags - PARAMS ((bfd *, flagword)); -extern flagword elf_xtensa_get_private_bfd_flags - PARAMS ((bfd *)); -static bfd_boolean elf_xtensa_print_private_bfd_data - PARAMS ((bfd *, PTR)); -static bfd_boolean elf_xtensa_object_p - PARAMS ((bfd *)); -static void elf_xtensa_final_write_processing - PARAMS ((bfd *, bfd_boolean)); -static enum elf_reloc_type_class elf_xtensa_reloc_type_class - PARAMS ((const Elf_Internal_Rela *)); -static bfd_boolean elf_xtensa_discard_info - PARAMS ((bfd *, struct elf_reloc_cookie *, struct bfd_link_info *)); -static bfd_boolean elf_xtensa_ignore_discarded_relocs - PARAMS ((asection *)); -static bfd_boolean elf_xtensa_grok_prstatus - PARAMS ((bfd *, Elf_Internal_Note *)); -static bfd_boolean elf_xtensa_grok_psinfo - PARAMS ((bfd *, Elf_Internal_Note *)); -static bfd_boolean elf_xtensa_new_section_hook - PARAMS ((bfd *, asection *)); - +extern flagword elf_xtensa_get_private_bfd_flags (bfd *); /* Local helper functions. */ -static bfd_boolean xtensa_elf_dynamic_symbol_p - PARAMS ((struct elf_link_hash_entry *, struct bfd_link_info *)); -static int property_table_compare - PARAMS ((const PTR, const PTR)); -static int property_table_matches - PARAMS ((const PTR, const PTR)); -static property_table_entry *elf_xtensa_find_property_entry - PARAMS ((property_table_entry *, int, bfd_vma)); -static bfd_boolean elf_xtensa_in_literal_pool - PARAMS ((property_table_entry *, int, bfd_vma)); -static void elf_xtensa_make_sym_local - PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *)); -static bfd_boolean add_extra_plt_sections - PARAMS ((bfd *, int)); -static bfd_boolean elf_xtensa_fix_refcounts - PARAMS ((struct elf_link_hash_entry *, PTR)); -static bfd_boolean elf_xtensa_allocate_plt_size - PARAMS ((struct elf_link_hash_entry *, PTR)); -static bfd_boolean elf_xtensa_allocate_got_size - PARAMS ((struct elf_link_hash_entry *, PTR)); -static void elf_xtensa_allocate_local_got_size - PARAMS ((struct bfd_link_info *, asection *)); -static bfd_reloc_status_type elf_xtensa_do_reloc - PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_vma, bfd_byte *, - bfd_vma, bfd_boolean, char **)); -static char * vsprint_msg - VPARAMS ((const char *, const char *, int, ...)); -static char *build_encoding_error_message - PARAMS ((xtensa_opcode, bfd_vma)); +static bfd_boolean add_extra_plt_sections (bfd *, int); +static char *build_encoding_error_message (xtensa_opcode, bfd_vma); static bfd_reloc_status_type bfd_elf_xtensa_reloc - PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); static bfd_boolean do_fix_for_relocatable_link - PARAMS ((Elf_Internal_Rela *, bfd *, asection *, bfd_byte *)); + (Elf_Internal_Rela *, bfd *, asection *, bfd_byte *); static void do_fix_for_final_link - PARAMS ((Elf_Internal_Rela *, bfd *, asection *, bfd_byte *, bfd_vma *)); -static bfd_vma elf_xtensa_create_plt_entry - PARAMS ((bfd *, bfd *, unsigned)); -static int elf_xtensa_combine_prop_entries - PARAMS ((bfd *, asection *, asection *)); -static bfd_boolean elf_xtensa_discard_info_for_section - PARAMS ((bfd *, struct elf_reloc_cookie *, struct bfd_link_info *, - asection *)); + (Elf_Internal_Rela *, bfd *, asection *, bfd_byte *, bfd_vma *); /* Local functions to handle Xtensa configurability. */ -static void init_call_opcodes - PARAMS ((void)); -static bfd_boolean is_indirect_call_opcode - PARAMS ((xtensa_opcode)); -static bfd_boolean is_direct_call_opcode - PARAMS ((xtensa_opcode)); -static bfd_boolean is_windowed_call_opcode - PARAMS ((xtensa_opcode)); -static xtensa_opcode get_const16_opcode - PARAMS ((void)); -static xtensa_opcode get_l32r_opcode - PARAMS ((void)); -static bfd_vma l32r_offset - PARAMS ((bfd_vma, bfd_vma)); -static int get_relocation_opnd - PARAMS ((xtensa_opcode, int)); -static int get_relocation_slot - PARAMS ((int)); +static bfd_boolean is_indirect_call_opcode (xtensa_opcode); +static bfd_boolean is_direct_call_opcode (xtensa_opcode); +static bfd_boolean is_windowed_call_opcode (xtensa_opcode); +static xtensa_opcode get_const16_opcode (void); +static xtensa_opcode get_l32r_opcode (void); +static bfd_vma l32r_offset (bfd_vma, bfd_vma); +static int get_relocation_opnd (xtensa_opcode, int); +static int get_relocation_slot (int); static xtensa_opcode get_relocation_opcode - PARAMS ((bfd *, asection *, bfd_byte *, Elf_Internal_Rela *)); + (bfd *, asection *, bfd_byte *, Elf_Internal_Rela *); static bfd_boolean is_l32r_relocation - PARAMS ((bfd *, asection *, bfd_byte *, Elf_Internal_Rela *)); -static bfd_boolean is_alt_relocation - PARAMS ((int)); -static bfd_boolean is_operand_relocation - PARAMS ((int)); + (bfd *, asection *, bfd_byte *, Elf_Internal_Rela *); +static bfd_boolean is_alt_relocation (int); +static bfd_boolean is_operand_relocation (int); static bfd_size_type insn_decode_len - PARAMS ((bfd_byte *, bfd_size_type, bfd_size_type)); + (bfd_byte *, bfd_size_type, bfd_size_type); static xtensa_opcode insn_decode_opcode - PARAMS ((bfd_byte *, bfd_size_type, bfd_size_type, int)); + (bfd_byte *, bfd_size_type, bfd_size_type, int); static bfd_boolean check_branch_target_aligned - PARAMS ((bfd_byte *, bfd_size_type, bfd_vma, bfd_vma)); + (bfd_byte *, bfd_size_type, bfd_vma, bfd_vma); static bfd_boolean check_loop_aligned - PARAMS ((bfd_byte *, bfd_size_type, bfd_vma, bfd_vma)); -static bfd_boolean check_branch_target_aligned_address - PARAMS ((bfd_vma, int)); + (bfd_byte *, bfd_size_type, bfd_vma, bfd_vma); +static bfd_boolean check_branch_target_aligned_address (bfd_vma, int); static bfd_size_type get_asm_simplify_size - PARAMS ((bfd_byte *, bfd_size_type, bfd_size_type)); + (bfd_byte *, bfd_size_type, bfd_size_type); /* Functions for link-time code simplifications. */ static bfd_reloc_status_type elf_xtensa_do_asm_simplify - PARAMS ((bfd_byte *, bfd_vma, bfd_vma, char **)); + (bfd_byte *, bfd_vma, bfd_vma, char **); static bfd_reloc_status_type contract_asm_expansion - PARAMS ((bfd_byte *, bfd_vma, Elf_Internal_Rela *, char **)); -static xtensa_opcode swap_callx_for_call_opcode - PARAMS ((xtensa_opcode)); -static xtensa_opcode get_expanded_call_opcode - PARAMS ((bfd_byte *, int, bfd_boolean *)); + (bfd_byte *, bfd_vma, Elf_Internal_Rela *, char **); +static xtensa_opcode swap_callx_for_call_opcode (xtensa_opcode); +static xtensa_opcode get_expanded_call_opcode (bfd_byte *, int, bfd_boolean *); /* Access to internal relocations, section contents and symbols. */ static Elf_Internal_Rela *retrieve_internal_relocs - PARAMS ((bfd *, asection *, bfd_boolean)); -static void pin_internal_relocs - PARAMS ((asection *, Elf_Internal_Rela *)); -static void release_internal_relocs - PARAMS ((asection *, Elf_Internal_Rela *)); -static bfd_byte *retrieve_contents - PARAMS ((bfd *, asection *, bfd_boolean)); -static void pin_contents - PARAMS ((asection *, bfd_byte *)); -static void release_contents - PARAMS ((asection *, bfd_byte *)); -static Elf_Internal_Sym *retrieve_local_syms - PARAMS ((bfd *)); + (bfd *, asection *, bfd_boolean); +static void pin_internal_relocs (asection *, Elf_Internal_Rela *); +static void release_internal_relocs (asection *, Elf_Internal_Rela *); +static bfd_byte *retrieve_contents (bfd *, asection *, bfd_boolean); +static void pin_contents (asection *, bfd_byte *); +static void release_contents (asection *, bfd_byte *); +static Elf_Internal_Sym *retrieve_local_syms (bfd *); /* Miscellaneous utility functions. */ -static asection *elf_xtensa_get_plt_section - PARAMS ((bfd *, int)); -static asection *elf_xtensa_get_gotplt_section - PARAMS ((bfd *, int)); -static asection *get_elf_r_symndx_section - PARAMS ((bfd *, unsigned long)); +static asection *elf_xtensa_get_plt_section (bfd *, int); +static asection *elf_xtensa_get_gotplt_section (bfd *, int); +static asection *get_elf_r_symndx_section (bfd *, unsigned long); static struct elf_link_hash_entry *get_elf_r_symndx_hash_entry - PARAMS ((bfd *, unsigned long)); -static bfd_vma get_elf_r_symndx_offset - PARAMS ((bfd *, unsigned long)); -static bfd_boolean is_reloc_sym_weak - PARAMS ((bfd *, Elf_Internal_Rela *)); -static bfd_boolean pcrel_reloc_fits - PARAMS ((xtensa_opcode, int, bfd_vma, bfd_vma)); -static bfd_boolean xtensa_is_property_section - PARAMS ((asection *)); -static bfd_boolean xtensa_is_littable_section - PARAMS ((asection *)); -static int internal_reloc_compare - PARAMS ((const PTR, const PTR)); -static int internal_reloc_matches - PARAMS ((const PTR, const PTR)); -extern char *xtensa_get_property_section_name - PARAMS ((asection *, const char *)); -static flagword xtensa_get_property_predef_flags - PARAMS ((asection *)); + (bfd *, unsigned long); +static bfd_vma get_elf_r_symndx_offset (bfd *, unsigned long); +static bfd_boolean is_reloc_sym_weak (bfd *, Elf_Internal_Rela *); +static bfd_boolean pcrel_reloc_fits (xtensa_opcode, int, bfd_vma, bfd_vma); +static bfd_boolean xtensa_is_property_section (asection *); +static bfd_boolean xtensa_is_littable_section (asection *); +static int internal_reloc_compare (const void *, const void *); +static int internal_reloc_matches (const void *, const void *); +extern char *xtensa_get_property_section_name (asection *, const char *); +static flagword xtensa_get_property_predef_flags (asection *); /* Other functions called directly by the linker. */ typedef void (*deps_callback_t) - PARAMS ((asection *, bfd_vma, asection *, bfd_vma, PTR)); + (asection *, bfd_vma, asection *, bfd_vma, void *); extern bfd_boolean xtensa_callback_required_dependence - PARAMS ((bfd *, asection *, struct bfd_link_info *, - deps_callback_t, PTR)); + (bfd *, asection *, struct bfd_link_info *, deps_callback_t, void *); /* Globally visible flag for choosing size optimization of NOP removal instead of branch-target-aware minimization for NOP removal. When nonzero, narrow all instructions and remove all NOPs possible around longcall expansions. */ + int elf32xtensa_size_opt; /* The "new_section_hook" is used to set up a per-section "xtensa_relax_info" data structure with additional information used during relaxation. */ -typedef struct xtensa_relax_info_struct xtensa_relax_info; +typedef struct xtensa_relax_info_struct xtensa_relax_info; /* Total count of PLT relocations seen during check_relocs. @@ -467,9 +339,8 @@ static reloc_howto_type elf_howto_table[] = #endif static reloc_howto_type * -elf_xtensa_reloc_type_lookup (abfd, code) - bfd *abfd ATTRIBUTE_UNUSED; - bfd_reloc_code_real_type code; +elf_xtensa_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, + bfd_reloc_code_real_type code) { switch (code) { @@ -570,10 +441,9 @@ elf_xtensa_reloc_type_lookup (abfd, code) it in the BFD internal arelent representation of the relocation. */ static void -elf_xtensa_info_to_howto_rela (abfd, cache_ptr, dst) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *cache_ptr; - Elf_Internal_Rela *dst; +elf_xtensa_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED, + arelent *cache_ptr, + Elf_Internal_Rela *dst) { unsigned int r_type = ELF32_R_TYPE (dst->r_info); @@ -634,9 +504,8 @@ static const bfd_byte elf_xtensa_le_plt_entry[PLT_ENTRY_SIZE] = static inline bfd_boolean -xtensa_elf_dynamic_symbol_p (h, info) - struct elf_link_hash_entry *h; - struct bfd_link_info *info; +xtensa_elf_dynamic_symbol_p (struct elf_link_hash_entry *h, + struct bfd_link_info *info) { /* Check if we should do dynamic things to this symbol. The "ignore_protected" argument need not be set, because Xtensa code @@ -649,9 +518,7 @@ xtensa_elf_dynamic_symbol_p (h, info) static int -property_table_compare (ap, bp) - const PTR ap; - const PTR bp; +property_table_compare (const void *ap, const void *bp) { const property_table_entry *a = (const property_table_entry *) ap; const property_table_entry *b = (const property_table_entry *) bp; @@ -690,9 +557,7 @@ property_table_compare (ap, bp) static int -property_table_matches (ap, bp) - const PTR ap; - const PTR bp; +property_table_matches (const void *ap, const void *bp) { const property_table_entry *a = (const property_table_entry *) ap; const property_table_entry *b = (const property_table_entry *) bp; @@ -710,13 +575,12 @@ property_table_matches (ap, bp) section. Sets TABLE_P and returns the number of entries. On error, returns a negative value. */ -int -xtensa_read_table_entries (abfd, section, table_p, sec_name, output_addr) - bfd *abfd; - asection *section; - property_table_entry **table_p; - const char *sec_name; - bfd_boolean output_addr; +static int +xtensa_read_table_entries (bfd *abfd, + asection *section, + property_table_entry **table_p, + const char *sec_name, + bfd_boolean output_addr) { asection *table_section; char *table_section_name; @@ -845,11 +709,10 @@ xtensa_read_table_entries (abfd, section, table_p, sec_name, output_addr) } -property_table_entry * -elf_xtensa_find_property_entry (property_table, property_table_size, addr) - property_table_entry *property_table; - int property_table_size; - bfd_vma addr; +static property_table_entry * +elf_xtensa_find_property_entry (property_table_entry *property_table, + int property_table_size, + bfd_vma addr) { property_table_entry entry; property_table_entry *rv; @@ -868,10 +731,9 @@ elf_xtensa_find_property_entry (property_table, property_table_size, addr) static bfd_boolean -elf_xtensa_in_literal_pool (lit_table, lit_table_size, addr) - property_table_entry *lit_table; - int lit_table_size; - bfd_vma addr; +elf_xtensa_in_literal_pool (property_table_entry *lit_table, + int lit_table_size, + bfd_vma addr) { if (elf_xtensa_find_property_entry (lit_table, lit_table_size, addr)) return TRUE; @@ -884,11 +746,10 @@ elf_xtensa_in_literal_pool (lit_table, lit_table_size, addr) calculate needed space in the dynamic reloc sections. */ static bfd_boolean -elf_xtensa_check_relocs (abfd, info, sec, relocs) - bfd *abfd; - struct bfd_link_info *info; - asection *sec; - const Elf_Internal_Rela *relocs; +elf_xtensa_check_relocs (bfd *abfd, + struct bfd_link_info *info, + asection *sec, + const Elf_Internal_Rela *relocs) { Elf_Internal_Shdr *symtab_hdr; struct elf_link_hash_entry **sym_hashes; @@ -1061,10 +922,33 @@ elf_xtensa_check_relocs (abfd, info, sec, relocs) static void -elf_xtensa_hide_symbol (info, h, force_local) - struct bfd_link_info *info; - struct elf_link_hash_entry *h; - bfd_boolean force_local; +elf_xtensa_make_sym_local (struct bfd_link_info *info, + struct elf_link_hash_entry *h) +{ + if (info->shared) + { + if (h->plt.refcount > 0) + { + /* Will use RELATIVE relocs instead of JMP_SLOT relocs. */ + if (h->got.refcount < 0) + h->got.refcount = 0; + h->got.refcount += h->plt.refcount; + h->plt.refcount = 0; + } + } + else + { + /* Don't need any dynamic relocations at all. */ + h->plt.refcount = 0; + h->got.refcount = 0; + } +} + + +static void +elf_xtensa_hide_symbol (struct bfd_link_info *info, + struct elf_link_hash_entry *h, + bfd_boolean force_local) { /* For a shared link, move the plt refcount to the got refcount to leave space for RELATIVE relocs. */ @@ -1078,14 +962,13 @@ elf_xtensa_hide_symbol (info, h, force_local) relocation. */ static asection * -elf_xtensa_gc_mark_hook (sec, info, rel, h, sym) - asection *sec; - struct bfd_link_info *info ATTRIBUTE_UNUSED; - Elf_Internal_Rela *rel; - struct elf_link_hash_entry *h; - Elf_Internal_Sym *sym; +elf_xtensa_gc_mark_hook (asection *sec, + struct bfd_link_info *info ATTRIBUTE_UNUSED, + Elf_Internal_Rela *rel, + struct elf_link_hash_entry *h, + Elf_Internal_Sym *sym) { - if (h != NULL) + if (h) { switch (ELF32_R_TYPE (rel->r_info)) { @@ -1114,15 +997,15 @@ elf_xtensa_gc_mark_hook (sec, info, rel, h, sym) return NULL; } + /* Update the GOT & PLT entry reference counts for the section being removed. */ static bfd_boolean -elf_xtensa_gc_sweep_hook (abfd, info, sec, relocs) - bfd *abfd; - struct bfd_link_info *info ATTRIBUTE_UNUSED; - asection *sec; - const Elf_Internal_Rela *relocs; +elf_xtensa_gc_sweep_hook (bfd *abfd, + struct bfd_link_info *info ATTRIBUTE_UNUSED, + asection *sec, + const Elf_Internal_Rela *relocs) { Elf_Internal_Shdr *symtab_hdr; struct elf_link_hash_entry **sym_hashes; @@ -1181,9 +1064,7 @@ elf_xtensa_gc_sweep_hook (abfd, info, sec, relocs) /* Create all the dynamic sections. */ static bfd_boolean -elf_xtensa_create_dynamic_sections (dynobj, info) - bfd *dynobj; - struct bfd_link_info *info; +elf_xtensa_create_dynamic_sections (bfd *dynobj, struct bfd_link_info *info) { flagword flags, noalloc_flags; asection *s; @@ -1233,9 +1114,7 @@ elf_xtensa_create_dynamic_sections (dynobj, info) static bfd_boolean -add_extra_plt_sections (dynobj, count) - bfd *dynobj; - int count; +add_extra_plt_sections (bfd *dynobj, int count) { int chunk; @@ -1282,14 +1161,13 @@ add_extra_plt_sections (dynobj, count) understand. */ static bfd_boolean -elf_xtensa_adjust_dynamic_symbol (info, h) - struct bfd_link_info *info ATTRIBUTE_UNUSED; - struct elf_link_hash_entry *h; +elf_xtensa_adjust_dynamic_symbol (struct bfd_link_info *info ATTRIBUTE_UNUSED, + struct elf_link_hash_entry *h) { /* If this is a weak symbol, and there is a real definition, the processor independent code will have arranged for us to see the real definition first, and we can just use the same value. */ - if (h->u.weakdef != NULL) + if (h->u.weakdef) { BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined || h->u.weakdef->root.type == bfd_link_hash_defweak); @@ -1306,35 +1184,8 @@ elf_xtensa_adjust_dynamic_symbol (info, h) } -static void -elf_xtensa_make_sym_local (info, h) - struct bfd_link_info *info; - struct elf_link_hash_entry *h; -{ - if (info->shared) - { - if (h->plt.refcount > 0) - { - /* Will use RELATIVE relocs instead of JMP_SLOT relocs. */ - if (h->got.refcount < 0) - h->got.refcount = 0; - h->got.refcount += h->plt.refcount; - h->plt.refcount = 0; - } - } - else - { - /* Don't need any dynamic relocations at all. */ - h->plt.refcount = 0; - h->got.refcount = 0; - } -} - - static bfd_boolean -elf_xtensa_fix_refcounts (h, arg) - struct elf_link_hash_entry *h; - PTR arg; +elf_xtensa_fix_refcounts (struct elf_link_hash_entry *h, void *arg) { struct bfd_link_info *info = (struct bfd_link_info *) arg; @@ -1349,9 +1200,7 @@ elf_xtensa_fix_refcounts (h, arg) static bfd_boolean -elf_xtensa_allocate_plt_size (h, arg) - struct elf_link_hash_entry *h; - PTR arg; +elf_xtensa_allocate_plt_size (struct elf_link_hash_entry *h, void *arg) { asection *srelplt = (asection *) arg; @@ -1366,9 +1215,7 @@ elf_xtensa_allocate_plt_size (h, arg) static bfd_boolean -elf_xtensa_allocate_got_size (h, arg) - struct elf_link_hash_entry *h; - PTR arg; +elf_xtensa_allocate_got_size (struct elf_link_hash_entry *h, void *arg) { asection *srelgot = (asection *) arg; @@ -1383,9 +1230,8 @@ elf_xtensa_allocate_got_size (h, arg) static void -elf_xtensa_allocate_local_got_size (info, srelgot) - struct bfd_link_info *info; - asection *srelgot; +elf_xtensa_allocate_local_got_size (struct bfd_link_info *info, + asection *srelgot) { bfd *i; @@ -1415,9 +1261,8 @@ elf_xtensa_allocate_local_got_size (info, srelgot) /* Set the sizes of the dynamic sections. */ static bfd_boolean -elf_xtensa_size_dynamic_sections (output_bfd, info) - bfd *output_bfd ATTRIBUTE_UNUSED; - struct bfd_link_info *info; +elf_xtensa_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, + struct bfd_link_info *info) { bfd *dynobj, *abfd; asection *s, *srelplt, *splt, *sgotplt, *srelgot, *spltlittbl, *sgotloc; @@ -1453,7 +1298,7 @@ elf_xtensa_size_dynamic_sections (output_bfd, info) /* Adjust refcounts for symbols that we now know are not "dynamic". */ elf_link_hash_traverse (elf_hash_table (info), elf_xtensa_fix_refcounts, - (PTR) info); + (void *) info); /* Allocate space in ".rela.got" for literals that reference global symbols. */ @@ -1462,7 +1307,7 @@ elf_xtensa_size_dynamic_sections (output_bfd, info) abort (); elf_link_hash_traverse (elf_hash_table (info), elf_xtensa_allocate_got_size, - (PTR) srelgot); + (void *) srelgot); /* If we are generating a shared object, we also need space in ".rela.got" for R_XTENSA_RELATIVE relocs for literals that @@ -1476,7 +1321,7 @@ elf_xtensa_size_dynamic_sections (output_bfd, info) abort (); elf_link_hash_traverse (elf_hash_table (info), elf_xtensa_allocate_plt_size, - (PTR) srelplt); + (void *) srelplt); /* Allocate space in ".plt" to match the size of ".rela.plt". For each PLT entry, we need the PLT code plus a 4-byte literal. @@ -1684,14 +1529,13 @@ elf_xtensa_size_dynamic_sections (output_bfd, info) this and it probably ought to be moved into elf.c as well. */ static bfd_boolean -elf_xtensa_modify_segment_map (abfd, info) - bfd *abfd; - struct bfd_link_info *info ATTRIBUTE_UNUSED; +elf_xtensa_modify_segment_map (bfd *abfd, + struct bfd_link_info *info ATTRIBUTE_UNUSED) { struct elf_segment_map **m_p; m_p = &elf_tdata (abfd)->segment_map; - while (*m_p != NULL) + while (*m_p) { if ((*m_p)->p_type == PT_LOAD && (*m_p)->count == 0) *m_p = (*m_p)->next; @@ -1708,19 +1552,17 @@ elf_xtensa_modify_segment_map (abfd, info) howto. */ #define CALL_SEGMENT_BITS (30) -#define CALL_SEGMENT_SIZE (1<<CALL_SEGMENT_BITS) +#define CALL_SEGMENT_SIZE (1 << CALL_SEGMENT_BITS) static bfd_reloc_status_type -elf_xtensa_do_reloc (howto, abfd, input_section, relocation, - contents, address, is_weak_undef, error_message) - reloc_howto_type *howto; - bfd *abfd; - asection *input_section; - bfd_vma relocation; - bfd_byte *contents; - bfd_vma address; - bfd_boolean is_weak_undef; - char **error_message; +elf_xtensa_do_reloc (reloc_howto_type *howto, + bfd *abfd, + asection *input_section, + bfd_vma relocation, + bfd_byte *contents, + bfd_vma address, + bfd_boolean is_weak_undef, + char **error_message) { xtensa_format fmt; xtensa_opcode opcode; @@ -1921,7 +1763,7 @@ elf_xtensa_do_reloc (howto, abfd, input_section, relocation, static char * -vsprint_msg VPARAMS ((const char *origmsg, const char *fmt, int arglen, ...)) +vsprint_msg (const char *origmsg, const char *fmt, int arglen, ...) { /* To reduce the size of the memory leak, we only use a single message buffer. */ @@ -1951,9 +1793,7 @@ vsprint_msg VPARAMS ((const char *origmsg, const char *fmt, int arglen, ...)) static char * -build_encoding_error_message (opcode, target_address) - xtensa_opcode opcode; - bfd_vma target_address; +build_encoding_error_message (xtensa_opcode opcode, bfd_vma target_address) { const char *opname = xtensa_opcode_name (xtensa_default_isa, opcode); const char *msg; @@ -1986,15 +1826,13 @@ build_encoding_error_message (opcode, target_address) stripped-down version of bfd_perform_relocation. */ static bfd_reloc_status_type -bfd_elf_xtensa_reloc (abfd, reloc_entry, symbol, data, input_section, - output_bfd, error_message) - bfd *abfd; - arelent *reloc_entry; - asymbol *symbol; - PTR data; - asection *input_section; - bfd *output_bfd; - char **error_message; +bfd_elf_xtensa_reloc (bfd *abfd, + arelent *reloc_entry, + asymbol *symbol, + void *data, + asection *input_section, + bfd *output_bfd, + char **error_message) { bfd_vma relocation; bfd_reloc_status_type flag; @@ -2015,8 +1853,7 @@ bfd_elf_xtensa_reloc (abfd, reloc_entry, symbol, data, input_section, relocs to begin with, but that's a long story and there's little we can do about it now....) */ - if (output_bfd != (bfd *) NULL - && (symbol->flags & BSF_SECTION_SYM) == 0) + if (output_bfd && (symbol->flags & BSF_SECTION_SYM) == 0) { reloc_entry->address += input_section->output_offset; return bfd_reloc_ok; @@ -2095,10 +1932,9 @@ bfd_elf_xtensa_reloc (abfd, reloc_entry, symbol, data, input_section, /* Set up an entry in the procedure linkage table. */ static bfd_vma -elf_xtensa_create_plt_entry (dynobj, output_bfd, reloc_index) - bfd *dynobj; - bfd *output_bfd; - unsigned reloc_index; +elf_xtensa_create_plt_entry (bfd *dynobj, + bfd *output_bfd, + unsigned reloc_index) { asection *splt, *sgotplt; bfd_vma plt_base, got_base; @@ -2145,17 +1981,14 @@ elf_xtensa_create_plt_entry (dynobj, output_bfd, reloc_index) both relocatable and final links. */ static bfd_boolean -elf_xtensa_relocate_section (output_bfd, info, input_bfd, - input_section, contents, relocs, - local_syms, local_sections) - bfd *output_bfd; - 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_xtensa_relocate_section (bfd *output_bfd, + 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; Elf_Internal_Rela *rel; @@ -2177,7 +2010,7 @@ elf_xtensa_relocate_section (output_bfd, info, input_bfd, srelgot = NULL; srelplt = NULL; - if (dynobj != NULL) + if (dynobj) { srelgot = bfd_get_section_by_name (dynobj, ".rela.got");; srelplt = bfd_get_section_by_name (dynobj, ".rela.plt"); @@ -2487,9 +2320,9 @@ elf_xtensa_relocate_section (output_bfd, info, input_bfd, const char *name; BFD_ASSERT (r == bfd_reloc_dangerous || r == bfd_reloc_other); - BFD_ASSERT (error_message != (char *) NULL); + BFD_ASSERT (error_message != NULL); - if (h != NULL) + if (h) name = h->root.root.string; else { @@ -2529,11 +2362,10 @@ elf_xtensa_relocate_section (output_bfd, info, input_bfd, the PLT and GOT entries are all set up by relocate_section. */ static bfd_boolean -elf_xtensa_finish_dynamic_symbol (output_bfd, info, h, sym) - bfd *output_bfd ATTRIBUTE_UNUSED; - struct bfd_link_info *info ATTRIBUTE_UNUSED; - struct elf_link_hash_entry *h; - Elf_Internal_Sym *sym; +elf_xtensa_finish_dynamic_symbol (bfd *output_bfd ATTRIBUTE_UNUSED, + struct bfd_link_info *info ATTRIBUTE_UNUSED, + struct elf_link_hash_entry *h, + Elf_Internal_Sym *sym) { if (h->needs_plt && !h->def_regular) @@ -2561,10 +2393,9 @@ elf_xtensa_finish_dynamic_symbol (output_bfd, info, h, sym) on error. */ static int -elf_xtensa_combine_prop_entries (output_bfd, sxtlit, sgotloc) - bfd *output_bfd; - asection *sxtlit; - asection *sgotloc; +elf_xtensa_combine_prop_entries (bfd *output_bfd, + asection *sxtlit, + asection *sgotloc) { bfd_byte *contents; property_table_entry *table; @@ -2669,9 +2500,8 @@ elf_xtensa_combine_prop_entries (output_bfd, sxtlit, sgotloc) /* Finish up the dynamic sections. */ static bfd_boolean -elf_xtensa_finish_dynamic_sections (output_bfd, info) - bfd *output_bfd; - struct bfd_link_info *info; +elf_xtensa_finish_dynamic_sections (bfd *output_bfd, + struct bfd_link_info *info) { bfd *dynobj; asection *sdyn, *srelplt, *sgot, *sxtlit, *sgotloc; @@ -2692,7 +2522,7 @@ elf_xtensa_finish_dynamic_sections (output_bfd, info) { BFD_ASSERT (sgot->size == 4); if (sdyn == NULL) - bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents); + bfd_put_32 (output_bfd, 0, sgot->contents); else bfd_put_32 (output_bfd, sdyn->output_section->vma + sdyn->output_offset, @@ -2700,7 +2530,7 @@ elf_xtensa_finish_dynamic_sections (output_bfd, info) } srelplt = bfd_get_section_by_name (dynobj, ".rela.plt"); - if (srelplt != NULL && srelplt->size != 0) + if (srelplt && srelplt->size != 0) { asection *sgotplt, *srelgot, *spltlittbl; int chunk, plt_chunks, plt_entries; @@ -2873,9 +2703,7 @@ elf_xtensa_finish_dynamic_sections (output_bfd, info) object file when linking. */ static bfd_boolean -elf_xtensa_merge_private_bfd_data (ibfd, obfd) - bfd *ibfd; - bfd *obfd; +elf_xtensa_merge_private_bfd_data (bfd *ibfd, bfd *obfd) { unsigned out_mach, in_mach; flagword out_flag, in_flag; @@ -2927,9 +2755,7 @@ elf_xtensa_merge_private_bfd_data (ibfd, obfd) static bfd_boolean -elf_xtensa_set_private_flags (abfd, flags) - bfd *abfd; - flagword flags; +elf_xtensa_set_private_flags (bfd *abfd, flagword flags) { BFD_ASSERT (!elf_flags_init (abfd) || elf_elfheader (abfd)->e_flags == flags); @@ -2942,17 +2768,14 @@ elf_xtensa_set_private_flags (abfd, flags) extern flagword -elf_xtensa_get_private_bfd_flags (abfd) - bfd *abfd; +elf_xtensa_get_private_bfd_flags (bfd *abfd) { return elf_elfheader (abfd)->e_flags; } static bfd_boolean -elf_xtensa_print_private_bfd_data (abfd, farg) - bfd *abfd; - PTR farg; +elf_xtensa_print_private_bfd_data (bfd *abfd, void *farg) { FILE *f = (FILE *) farg; flagword e_flags = elf_elfheader (abfd)->e_flags; @@ -2976,8 +2799,7 @@ elf_xtensa_print_private_bfd_data (abfd, farg) /* Set the right machine number for an Xtensa ELF file. */ static bfd_boolean -elf_xtensa_object_p (abfd) - bfd *abfd; +elf_xtensa_object_p (bfd *abfd) { int mach; unsigned long arch = elf_elfheader (abfd)->e_flags & EF_XTENSA_MACH; @@ -3001,9 +2823,8 @@ elf_xtensa_object_p (abfd) number. */ static void -elf_xtensa_final_write_processing (abfd, linker) - bfd *abfd; - bfd_boolean linker ATTRIBUTE_UNUSED; +elf_xtensa_final_write_processing (bfd *abfd, + bfd_boolean linker ATTRIBUTE_UNUSED) { int mach; unsigned long val; @@ -3023,8 +2844,7 @@ elf_xtensa_final_write_processing (abfd, linker) static enum elf_reloc_type_class -elf_xtensa_reloc_type_class (rela) - const Elf_Internal_Rela *rela; +elf_xtensa_reloc_type_class (const Elf_Internal_Rela *rela) { switch ((int) ELF32_R_TYPE (rela->r_info)) { @@ -3039,11 +2859,10 @@ elf_xtensa_reloc_type_class (rela) static bfd_boolean -elf_xtensa_discard_info_for_section (abfd, cookie, info, sec) - bfd *abfd; - struct elf_reloc_cookie *cookie; - struct bfd_link_info *info; - asection *sec; +elf_xtensa_discard_info_for_section (bfd *abfd, + struct elf_reloc_cookie *cookie, + struct bfd_link_info *info, + asection *sec) { bfd_byte *contents; bfd_vma section_size; @@ -3164,10 +2983,9 @@ elf_xtensa_discard_info_for_section (abfd, cookie, info, sec) static bfd_boolean -elf_xtensa_discard_info (abfd, cookie, info) - bfd *abfd; - struct elf_reloc_cookie *cookie; - struct bfd_link_info *info; +elf_xtensa_discard_info (bfd *abfd, + struct elf_reloc_cookie *cookie, + struct bfd_link_info *info) { asection *sec; bfd_boolean changed = FALSE; @@ -3186,8 +3004,7 @@ elf_xtensa_discard_info (abfd, cookie, info) static bfd_boolean -elf_xtensa_ignore_discarded_relocs (sec) - asection *sec; +elf_xtensa_ignore_discarded_relocs (asection *sec) { return xtensa_is_property_section (sec); } @@ -3196,9 +3013,7 @@ elf_xtensa_ignore_discarded_relocs (sec) /* Support for core dump NOTE sections. */ static bfd_boolean -elf_xtensa_grok_prstatus (abfd, note) - bfd *abfd; - Elf_Internal_Note *note; +elf_xtensa_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) { int offset; unsigned int size; @@ -3223,9 +3038,7 @@ elf_xtensa_grok_prstatus (abfd, note) static bfd_boolean -elf_xtensa_grok_psinfo (abfd, note) - bfd *abfd; - Elf_Internal_Note *note; +elf_xtensa_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) { switch (note->descsz) { @@ -3267,7 +3080,7 @@ static xtensa_opcode call8_op = XTENSA_UNDEFINED; static xtensa_opcode call12_op = XTENSA_UNDEFINED; static void -init_call_opcodes () +init_call_opcodes (void) { if (callx0_op == XTENSA_UNDEFINED) { @@ -3284,8 +3097,7 @@ init_call_opcodes () static bfd_boolean -is_indirect_call_opcode (opcode) - xtensa_opcode opcode; +is_indirect_call_opcode (xtensa_opcode opcode) { init_call_opcodes (); return (opcode == callx0_op @@ -3296,8 +3108,7 @@ is_indirect_call_opcode (opcode) static bfd_boolean -is_direct_call_opcode (opcode) - xtensa_opcode opcode; +is_direct_call_opcode (xtensa_opcode opcode) { init_call_opcodes (); return (opcode == call0_op @@ -3308,8 +3119,7 @@ is_direct_call_opcode (opcode) static bfd_boolean -is_windowed_call_opcode (opcode) - xtensa_opcode opcode; +is_windowed_call_opcode (xtensa_opcode opcode) { init_call_opcodes (); return (opcode == call4_op @@ -3351,9 +3161,7 @@ get_l32r_opcode (void) static bfd_vma -l32r_offset (addr, pc) - bfd_vma addr; - bfd_vma pc; +l32r_offset (bfd_vma addr, bfd_vma pc) { bfd_vma offset; @@ -3366,9 +3174,7 @@ l32r_offset (addr, pc) static int -get_relocation_opnd (opcode, r_type) - xtensa_opcode opcode; - int r_type; +get_relocation_opnd (xtensa_opcode opcode, int r_type) { xtensa_isa isa = xtensa_default_isa; int last_immed, last_opnd, opi; @@ -3411,8 +3217,7 @@ get_relocation_opnd (opcode, r_type) int -get_relocation_slot (r_type) - int r_type; +get_relocation_slot (int r_type) { switch (r_type) { @@ -3436,11 +3241,10 @@ get_relocation_slot (r_type) /* Get the opcode for a relocation. */ static xtensa_opcode -get_relocation_opcode (abfd, sec, contents, irel) - bfd *abfd; - asection *sec; - bfd_byte *contents; - Elf_Internal_Rela *irel; +get_relocation_opcode (bfd *abfd, + asection *sec, + bfd_byte *contents, + Elf_Internal_Rela *irel) { static xtensa_insnbuf ibuff = NULL; static xtensa_insnbuf sbuff = NULL; @@ -3473,11 +3277,10 @@ get_relocation_opcode (abfd, sec, contents, irel) bfd_boolean -is_l32r_relocation (abfd, sec, contents, irel) - bfd *abfd; - asection *sec; - bfd_byte *contents; - Elf_Internal_Rela *irel; +is_l32r_relocation (bfd *abfd, + asection *sec, + bfd_byte *contents, + Elf_Internal_Rela *irel) { xtensa_opcode opcode; if (!is_operand_relocation (ELF32_R_TYPE (irel->r_info))) @@ -3488,10 +3291,9 @@ is_l32r_relocation (abfd, sec, contents, irel) static bfd_size_type -get_asm_simplify_size (contents, content_len, offset) - bfd_byte *contents; - bfd_size_type content_len; - bfd_size_type offset; +get_asm_simplify_size (bfd_byte *contents, + bfd_size_type content_len, + bfd_size_type offset) { bfd_size_type insnlen, size = 0; @@ -3512,8 +3314,7 @@ get_asm_simplify_size (contents, content_len, offset) bfd_boolean -is_alt_relocation (r_type) - int r_type; +is_alt_relocation (int r_type) { return (r_type >= R_XTENSA_SLOT0_ALT && r_type <= R_XTENSA_SLOT14_ALT); @@ -3521,8 +3322,7 @@ is_alt_relocation (r_type) bfd_boolean -is_operand_relocation (r_type) - int r_type; +is_operand_relocation (int r_type) { switch (r_type) { @@ -3548,10 +3348,9 @@ is_operand_relocation (r_type) /* Return 0 if it fails to decode. */ bfd_size_type -insn_decode_len (contents, content_len, offset) - bfd_byte *contents; - bfd_size_type content_len; - bfd_size_type offset; +insn_decode_len (bfd_byte *contents, + bfd_size_type content_len, + bfd_size_type offset) { int insn_len; xtensa_isa isa = xtensa_default_isa; @@ -3579,11 +3378,10 @@ insn_decode_len (contents, content_len, offset) Return 0 if it fails to decode or the instruction is multi-slot. */ xtensa_opcode -insn_decode_opcode (contents, content_len, offset, slot) - bfd_byte *contents; - bfd_size_type content_len; - bfd_size_type offset; - int slot; +insn_decode_opcode (bfd_byte *contents, + bfd_size_type content_len, + bfd_size_type offset, + int slot) { xtensa_isa isa = xtensa_default_isa; xtensa_format fmt; @@ -3617,11 +3415,10 @@ insn_decode_opcode (contents, content_len, offset, slot) The address is the address of that offset. */ static bfd_boolean -check_branch_target_aligned (contents, content_length, offset, address) - bfd_byte *contents; - bfd_size_type content_length; - bfd_vma offset; - bfd_vma address; +check_branch_target_aligned (bfd_byte *contents, + bfd_size_type content_length, + bfd_vma offset, + bfd_vma address) { bfd_size_type insn_len = insn_decode_len (contents, content_length, offset); if (insn_len == 0) @@ -3631,11 +3428,10 @@ check_branch_target_aligned (contents, content_length, offset, address) static bfd_boolean -check_loop_aligned (contents, content_length, offset, address) - bfd_byte *contents; - bfd_size_type content_length; - bfd_vma offset; - bfd_vma address; +check_loop_aligned (bfd_byte *contents, + bfd_size_type content_length, + bfd_vma offset, + bfd_vma address) { bfd_size_type loop_len, insn_len; xtensa_opcode opcode = @@ -3662,9 +3458,7 @@ check_loop_aligned (contents, content_length, offset, address) static bfd_boolean -check_branch_target_aligned_address (addr, len) - bfd_vma addr; - int len; +check_branch_target_aligned_address (bfd_vma addr, int len) { if (len == 8) return (addr % 8 == 0); @@ -3674,21 +3468,58 @@ check_branch_target_aligned_address (addr, len) /* Instruction widening and narrowing. */ -static bfd_boolean narrow_instruction - PARAMS ((bfd_byte *, bfd_size_type, bfd_size_type, bfd_boolean)); -static bfd_boolean widen_instruction - PARAMS ((bfd_byte *, bfd_size_type, bfd_size_type, bfd_boolean)); -static xtensa_format get_single_format - PARAMS ((xtensa_opcode)); -static void init_op_single_format_table - PARAMS ((void)); +/* When FLIX is available we need to access certain instructions only + when they are 16-bit or 24-bit instructions. This table caches + information about such instructions by walking through all the + opcodes and finding the smallest single-slot format into which each + can be encoded. */ + +static xtensa_format *op_single_fmt_table = NULL; -struct string_pair +static void +init_op_single_format_table (void) { - const char *wide; - const char *narrow; -}; + xtensa_isa isa = xtensa_default_isa; + xtensa_insnbuf ibuf; + xtensa_opcode opcode; + xtensa_format fmt; + int num_opcodes; + + if (op_single_fmt_table) + return; + + ibuf = xtensa_insnbuf_alloc (isa); + num_opcodes = xtensa_isa_num_opcodes (isa); + + op_single_fmt_table = (xtensa_format *) + bfd_malloc (sizeof (xtensa_format) * num_opcodes); + for (opcode = 0; opcode < num_opcodes; opcode++) + { + op_single_fmt_table[opcode] = XTENSA_UNDEFINED; + for (fmt = 0; fmt < xtensa_isa_num_formats (isa); fmt++) + { + if (xtensa_format_num_slots (isa, fmt) == 1 + && xtensa_opcode_encode (isa, fmt, 0, ibuf, opcode) == 0) + { + xtensa_opcode old_fmt = op_single_fmt_table[opcode]; + int fmt_length = xtensa_format_length (isa, fmt); + if (old_fmt == XTENSA_UNDEFINED + || fmt_length < xtensa_format_length (isa, old_fmt)) + op_single_fmt_table[opcode] = fmt; + } + } + } + xtensa_insnbuf_free (isa, ibuf); +} + + +static xtensa_format +get_single_format (xtensa_opcode opcode) +{ + init_op_single_format_table (); + return op_single_fmt_table[opcode]; +} /* For the set of narrowable instructions we do NOT include the @@ -3697,6 +3528,12 @@ struct string_pair re-expand in some conditions. Also, the narrowing "or" -> mov.n requires special case code to ensure it only works when op1 == op2. */ +struct string_pair +{ + const char *wide; + const char *narrow; +}; + struct string_pair narrowable[] = { { "add", "add.n" }, @@ -3733,11 +3570,10 @@ struct string_pair widenable[] = but require some special case operand checks in some cases. */ static bfd_boolean -narrow_instruction (contents, content_length, offset, do_it) - bfd_byte *contents; - bfd_size_type content_length; - bfd_size_type offset; - bfd_boolean do_it; +narrow_instruction (bfd_byte *contents, + bfd_size_type content_length, + bfd_size_type offset, + bfd_boolean do_it) { xtensa_opcode opcode; bfd_size_type insn_len, opi; @@ -3880,11 +3716,10 @@ narrow_instruction (contents, content_length, offset, do_it) cases. */ static bfd_boolean -widen_instruction (contents, content_length, offset, do_it) - bfd_byte *contents; - bfd_size_type content_length; - bfd_size_type offset; - bfd_boolean do_it; +widen_instruction (bfd_byte *contents, + bfd_size_type content_length, + bfd_size_type offset, + bfd_boolean do_it) { xtensa_opcode opcode; bfd_size_type insn_len, opi; @@ -4019,70 +3854,14 @@ widen_instruction (contents, content_length, offset, do_it) return FALSE; } - -/* When FLIX is available we need to access certain instructions only - when they are 16-bit or 24-bit instructions. This table caches - information about such instructions by walking through all the - opcodes and finding the smallest single-slot format into which each - can be encoded. */ - -static xtensa_format *op_single_fmt_table = NULL; - - -static xtensa_format -get_single_format (opcode) - xtensa_opcode opcode; -{ - init_op_single_format_table (); - return op_single_fmt_table[opcode]; -} - - -static void -init_op_single_format_table () -{ - xtensa_isa isa = xtensa_default_isa; - xtensa_insnbuf ibuf; - xtensa_opcode opcode; - xtensa_format fmt; - int num_opcodes; - - if (op_single_fmt_table != NULL) - return; - - ibuf = xtensa_insnbuf_alloc (isa); - num_opcodes = xtensa_isa_num_opcodes (isa); - - op_single_fmt_table = (xtensa_format *) - bfd_malloc (sizeof (xtensa_format) * num_opcodes); - for (opcode = 0; opcode < num_opcodes; opcode++) - { - op_single_fmt_table[opcode] = XTENSA_UNDEFINED; - for (fmt = 0; fmt < xtensa_isa_num_formats (isa); fmt++) - { - if (xtensa_format_num_slots (isa, fmt) == 1 - && xtensa_opcode_encode (isa, fmt, 0, ibuf, opcode) == 0) - { - xtensa_opcode old_fmt = op_single_fmt_table[opcode]; - int fmt_length = xtensa_format_length (isa, fmt); - if (old_fmt == XTENSA_UNDEFINED - || fmt_length < xtensa_format_length (isa, old_fmt)) - op_single_fmt_table[opcode] = fmt; - } - } - } - xtensa_insnbuf_free (isa, ibuf); -} - /* Code for transforming CALLs at link-time. */ static bfd_reloc_status_type -elf_xtensa_do_asm_simplify (contents, address, content_length, error_message) - bfd_byte *contents; - bfd_vma address; - bfd_vma content_length; - char **error_message; +elf_xtensa_do_asm_simplify (bfd_byte *contents, + bfd_vma address, + bfd_vma content_length, + char **error_message) { static xtensa_insnbuf insnbuf = NULL; static xtensa_insnbuf slotbuf = NULL; @@ -4142,11 +3921,10 @@ elf_xtensa_do_asm_simplify (contents, address, content_length, error_message) static bfd_reloc_status_type -contract_asm_expansion (contents, content_length, irel, error_message) - bfd_byte *contents; - bfd_vma content_length; - Elf_Internal_Rela *irel; - char **error_message; +contract_asm_expansion (bfd_byte *contents, + bfd_vma content_length, + Elf_Internal_Rela *irel, + char **error_message) { bfd_reloc_status_type retval = elf_xtensa_do_asm_simplify (contents, irel->r_offset, content_length, @@ -4164,8 +3942,7 @@ contract_asm_expansion (contents, content_length, irel, error_message) static xtensa_opcode -swap_callx_for_call_opcode (opcode) - xtensa_opcode opcode; +swap_callx_for_call_opcode (xtensa_opcode opcode) { init_call_opcodes (); @@ -4188,10 +3965,7 @@ swap_callx_for_call_opcode (opcode) #define CALLN_SOURCE_OPERAND 0 static xtensa_opcode -get_expanded_call_opcode (buf, bufsize, p_uses_l32r) - bfd_byte *buf; - int bufsize; - bfd_boolean *p_uses_l32r; +get_expanded_call_opcode (bfd_byte *buf, int bufsize, bfd_boolean *p_uses_l32r) { static xtensa_insnbuf insnbuf = NULL; static xtensa_insnbuf slotbuf = NULL; @@ -4312,23 +4086,6 @@ struct r_reloc_struct bfd_vma virtual_offset; }; -static bfd_boolean r_reloc_is_const - PARAMS ((const r_reloc *)); -static void r_reloc_init - PARAMS ((r_reloc *, bfd *, Elf_Internal_Rela *, bfd_byte *, bfd_size_type)); -static bfd_vma r_reloc_get_target_offset - PARAMS ((const r_reloc *)); -static asection *r_reloc_get_section - PARAMS ((const r_reloc *)); -static bfd_boolean r_reloc_is_defined - PARAMS ((const r_reloc *)); -static struct elf_link_hash_entry *r_reloc_get_hash_entry - PARAMS ((const r_reloc *)); -#if DEBUG -static void print_r_reloc - PARAMS ((FILE *fp, const r_reloc *r)); -#endif /* DEBUG */ - /* The r_reloc structure is included by value in literal_value, but not every literal_value has an associated relocation -- some are simple @@ -4337,49 +4094,14 @@ static void print_r_reloc detect this case. */ static bfd_boolean -r_reloc_is_const (r_rel) - const r_reloc *r_rel; +r_reloc_is_const (const r_reloc *r_rel) { return (r_rel->abfd == NULL); } -static void -r_reloc_init (r_rel, abfd, irel, contents, content_length) - r_reloc *r_rel; - bfd *abfd; - Elf_Internal_Rela *irel; - bfd_byte *contents; - bfd_size_type content_length; -{ - int r_type; - reloc_howto_type *howto; - - if (irel != NULL) - { - r_rel->rela = *irel; - r_rel->abfd = abfd; - r_rel->target_offset = r_reloc_get_target_offset (r_rel); - r_rel->virtual_offset = 0; - r_type = ELF32_R_TYPE (r_rel->rela.r_info); - howto = &elf_howto_table[r_type]; - if (howto->partial_inplace) - { - bfd_vma inplace_val; - BFD_ASSERT (r_rel->rela.r_offset < content_length); - - inplace_val = bfd_get_32 (abfd, &contents[r_rel->rela.r_offset]); - r_rel->target_offset += inplace_val; - } - } - else - memset (r_rel, 0, sizeof (r_reloc)); -} - - static bfd_vma -r_reloc_get_target_offset (r_rel) - const r_reloc *r_rel; +r_reloc_get_target_offset (const r_reloc *r_rel) { bfd_vma target_offset; unsigned long r_symndx; @@ -4392,8 +4114,7 @@ r_reloc_get_target_offset (r_rel) static struct elf_link_hash_entry * -r_reloc_get_hash_entry (r_rel) - const r_reloc *r_rel; +r_reloc_get_hash_entry (const r_reloc *r_rel) { unsigned long r_symndx = ELF32_R_SYM (r_rel->rela.r_info); return get_elf_r_symndx_hash_entry (r_rel->abfd, r_symndx); @@ -4401,8 +4122,7 @@ r_reloc_get_hash_entry (r_rel) static asection * -r_reloc_get_section (r_rel) - const r_reloc *r_rel; +r_reloc_get_section (const r_reloc *r_rel) { unsigned long r_symndx = ELF32_R_SYM (r_rel->rela.r_info); return get_elf_r_symndx_section (r_rel->abfd, r_symndx); @@ -4410,8 +4130,7 @@ r_reloc_get_section (r_rel) static bfd_boolean -r_reloc_is_defined (r_rel) - const r_reloc *r_rel; +r_reloc_is_defined (const r_reloc *r_rel) { asection *sec; if (r_rel == NULL) @@ -4426,12 +4145,42 @@ r_reloc_is_defined (r_rel) } +static void +r_reloc_init (r_reloc *r_rel, + bfd *abfd, + Elf_Internal_Rela *irel, + bfd_byte *contents, + bfd_size_type content_length) +{ + int r_type; + reloc_howto_type *howto; + + if (irel) + { + r_rel->rela = *irel; + r_rel->abfd = abfd; + r_rel->target_offset = r_reloc_get_target_offset (r_rel); + r_rel->virtual_offset = 0; + r_type = ELF32_R_TYPE (r_rel->rela.r_info); + howto = &elf_howto_table[r_type]; + if (howto->partial_inplace) + { + bfd_vma inplace_val; + BFD_ASSERT (r_rel->rela.r_offset < content_length); + + inplace_val = bfd_get_32 (abfd, &contents[r_rel->rela.r_offset]); + r_rel->target_offset += inplace_val; + } + } + else + memset (r_rel, 0, sizeof (r_reloc)); +} + + #if DEBUG static void -print_r_reloc (fp, r_rel) - FILE *fp; - const r_reloc *r_rel; +print_r_reloc (FILE *fp, const r_reloc *r_rel) { if (r_reloc_is_defined (r_rel)) { @@ -4486,23 +4235,13 @@ struct source_reloc_struct }; -static void init_source_reloc - PARAMS ((source_reloc *, asection *, const r_reloc *, - xtensa_opcode, int, bfd_boolean)); -static source_reloc *find_source_reloc - PARAMS ((source_reloc *, int, asection *, Elf_Internal_Rela *)); -static int source_reloc_compare - PARAMS ((const PTR, const PTR)); - - static void -init_source_reloc (reloc, source_sec, r_rel, opcode, opnd, is_abs_literal) - source_reloc *reloc; - asection *source_sec; - const r_reloc *r_rel; - xtensa_opcode opcode; - int opnd; - bfd_boolean is_abs_literal; +init_source_reloc (source_reloc *reloc, + asection *source_sec, + const r_reloc *r_rel, + xtensa_opcode opcode, + int opnd, + bfd_boolean is_abs_literal) { reloc->source_sec = source_sec; reloc->r_rel = *r_rel; @@ -4518,11 +4257,10 @@ init_source_reloc (reloc, source_sec, r_rel, opcode, opnd, is_abs_literal) just a linear search. */ static source_reloc * -find_source_reloc (src_relocs, src_count, sec, irel) - source_reloc *src_relocs; - int src_count; - asection *sec; - Elf_Internal_Rela *irel; +find_source_reloc (source_reloc *src_relocs, + int src_count, + asection *sec, + Elf_Internal_Rela *irel) { int i; @@ -4540,9 +4278,7 @@ find_source_reloc (src_relocs, src_count, sec, irel) static int -source_reloc_compare (ap, bp) - const PTR ap; - const PTR bp; +source_reloc_compare (const void *ap, const void *bp) { const source_reloc *a = (const source_reloc *) ap; const source_reloc *b = (const source_reloc *) bp; @@ -4604,31 +4340,11 @@ struct value_map_hash_table_struct }; -static void init_literal_value - PARAMS ((literal_value *, const r_reloc *, unsigned long, bfd_boolean)); -static bfd_boolean literal_value_equal - PARAMS ((const literal_value *, const literal_value *, bfd_boolean)); -static value_map_hash_table *value_map_hash_table_init - PARAMS ((void)); -static void value_map_hash_table_delete - PARAMS ((value_map_hash_table *)); -static unsigned literal_value_hash - PARAMS ((const literal_value *)); -static unsigned hash_bfd_vma - PARAMS ((bfd_vma)); -static value_map *value_map_get_cached_value - PARAMS ((value_map_hash_table *, const literal_value *, bfd_boolean)); -static value_map *add_value_map - PARAMS ((value_map_hash_table *, const literal_value *, const r_reloc *, - bfd_boolean)); - - static void -init_literal_value (lit, r_rel, value, is_abs_literal) - literal_value *lit; - const r_reloc *r_rel; - unsigned long value; - bfd_boolean is_abs_literal; +init_literal_value (literal_value *lit, + const r_reloc *r_rel, + unsigned long value, + bfd_boolean is_abs_literal) { lit->r_rel = *r_rel; lit->value = value; @@ -4637,10 +4353,9 @@ init_literal_value (lit, r_rel, value, is_abs_literal) static bfd_boolean -literal_value_equal (src1, src2, final_static_link) - const literal_value *src1; - const literal_value *src2; - bfd_boolean final_static_link; +literal_value_equal (const literal_value *src1, + const literal_value *src2, + bfd_boolean final_static_link) { struct elf_link_hash_entry *h1, *h2; @@ -4694,7 +4409,7 @@ literal_value_equal (src1, src2, final_static_link) #define INITIAL_HASH_RELOC_BUCKET_COUNT 1024 static value_map_hash_table * -value_map_hash_table_init () +value_map_hash_table_init (void) { value_map_hash_table *values; @@ -4716,8 +4431,7 @@ value_map_hash_table_init () static void -value_map_hash_table_delete (table) - value_map_hash_table *table; +value_map_hash_table_delete (value_map_hash_table *table) { free (table->buckets); free (table); @@ -4725,16 +4439,14 @@ value_map_hash_table_delete (table) static unsigned -hash_bfd_vma (val) - bfd_vma val; +hash_bfd_vma (bfd_vma val) { return (val >> 2) + (val >> 10); } static unsigned -literal_value_hash (src) - const literal_value *src; +literal_value_hash (const literal_value *src) { unsigned hash_val; @@ -4761,10 +4473,9 @@ literal_value_hash (src) /* Check if the specified literal_value has been seen before. */ static value_map * -value_map_get_cached_value (map, val, final_static_link) - value_map_hash_table *map; - const literal_value *val; - bfd_boolean final_static_link; +value_map_get_cached_value (value_map_hash_table *map, + const literal_value *val, + bfd_boolean final_static_link) { value_map *map_e; value_map *bucket; @@ -4786,11 +4497,10 @@ value_map_get_cached_value (map, val, final_static_link) already has an entry here. */ static value_map * -add_value_map (map, val, loc, final_static_link) - value_map_hash_table *map; - const literal_value *val; - const r_reloc *loc; - bfd_boolean final_static_link; +add_value_map (value_map_hash_table *map, + const literal_value *val, + const r_reloc *loc, + bfd_boolean final_static_link) { value_map **bucket_p; unsigned idx; @@ -4885,34 +4595,8 @@ struct text_action_list_struct }; -static text_action *find_fill_action - PARAMS ((text_action_list *, asection *, bfd_vma)); -static int compute_removed_action_diff - PARAMS ((const text_action *, asection *, bfd_vma, int, int)); -static void adjust_fill_action - PARAMS ((text_action *, int)); -static void text_action_add - PARAMS ((text_action_list *, text_action_t, asection *, bfd_vma, int)); -static void text_action_add_literal - PARAMS ((text_action_list *, text_action_t, const r_reloc *, - const literal_value *, int)); -static bfd_vma offset_with_removed_text - PARAMS ((text_action_list *, bfd_vma)); -static bfd_vma offset_with_removed_text_before_fill - PARAMS ((text_action_list *, bfd_vma)); -static text_action *find_insn_action - PARAMS ((text_action_list *, bfd_vma)); -#if DEBUG -static void print_action_list - PARAMS ((FILE *, text_action_list *)); -#endif - - -text_action * -find_fill_action (l, sec, offset) - text_action_list *l; - asection *sec; - bfd_vma offset; +static text_action * +find_fill_action (text_action_list *l, asection *sec, bfd_vma offset) { text_action **m_p; @@ -4920,9 +4604,7 @@ find_fill_action (l, sec, offset) if (sec->size == offset) return NULL; - for (m_p = &l->head; - *m_p != NULL && (*m_p)->offset <= offset; - m_p = &(*m_p)->next) + for (m_p = &l->head; *m_p && (*m_p)->offset <= offset; m_p = &(*m_p)->next) { text_action *t = *m_p; /* When the action is another fill at the same address, @@ -4935,17 +4617,16 @@ find_fill_action (l, sec, offset) static int -compute_removed_action_diff (ta, sec, offset, removed, removable_space) - const text_action *ta; - asection *sec; - bfd_vma offset; - int removed; - int removable_space; +compute_removed_action_diff (const text_action *ta, + asection *sec, + bfd_vma offset, + int removed, + int removable_space) { int new_removed; int current_removed = 0; - if (ta != NULL) + if (ta) current_removed = ta->removed_bytes; BFD_ASSERT (ta == NULL || ta->offset == offset); @@ -4971,10 +4652,8 @@ compute_removed_action_diff (ta, sec, offset, removed, removable_space) } -void -adjust_fill_action (ta, fill_diff) - text_action *ta; - int fill_diff; +static void +adjust_fill_action (text_action *ta, int fill_diff) { ta->removed_bytes += fill_diff; } @@ -4986,12 +4665,11 @@ adjust_fill_action (ta, fill_diff) negative removed value is a fill. */ static void -text_action_add (l, action, sec, offset, removed) - text_action_list *l; - text_action_t action; - asection *sec; - bfd_vma offset; - int removed; +text_action_add (text_action_list *l, + text_action_t action, + asection *sec, + bfd_vma offset, + int removed) { text_action **m_p; text_action *ta; @@ -5004,9 +4682,7 @@ text_action_add (l, action, sec, offset, removed) if (action == ta_fill && removed == 0) return; - for (m_p = &l->head; - *m_p != NULL && (*m_p)->offset <= offset; - m_p = &(*m_p)->next) + for (m_p = &l->head; *m_p && (*m_p)->offset <= offset; m_p = &(*m_p)->next) { text_action *t = *m_p; /* When the action is another fill at the same address, @@ -5030,12 +4706,11 @@ text_action_add (l, action, sec, offset, removed) static void -text_action_add_literal (l, action, loc, value, removed) - text_action_list *l; - text_action_t action; - const r_reloc *loc; - const literal_value *value; - int removed; +text_action_add_literal (text_action_list *l, + text_action_t action, + const r_reloc *loc, + const literal_value *value, + int removed) { text_action **m_p; text_action *ta; @@ -5066,10 +4741,8 @@ text_action_add_literal (l, action, loc, value, removed) } -bfd_vma -offset_with_removed_text (action_list, offset) - text_action_list *action_list; - bfd_vma offset; +static bfd_vma +offset_with_removed_text (text_action_list *action_list, bfd_vma offset) { text_action *r; int removed = 0; @@ -5085,10 +4758,9 @@ offset_with_removed_text (action_list, offset) } -bfd_vma -offset_with_removed_text_before_fill (action_list, offset) - text_action_list *action_list; - bfd_vma offset; +static bfd_vma +offset_with_removed_text_before_fill (text_action_list *action_list, + bfd_vma offset) { text_action *r; int removed = 0; @@ -5102,10 +4774,8 @@ offset_with_removed_text_before_fill (action_list, offset) /* The find_insn_action routine will only find non-fill actions. */ -text_action * -find_insn_action (action_list, offset) - text_action_list *action_list; - bfd_vma offset; +static text_action * +find_insn_action (text_action_list *action_list, bfd_vma offset) { text_action *t; for (t = action_list->head; t; t = t->next) @@ -5137,9 +4807,7 @@ find_insn_action (action_list, offset) #if DEBUG static void -print_action_list (fp, action_list) - FILE *fp; - text_action_list *action_list; +print_action_list (FILE *fp, text_action_list *action_list) { text_action *r; @@ -5203,24 +4871,13 @@ struct removed_literal_list_struct }; -static void add_removed_literal - PARAMS ((removed_literal_list *, const r_reloc *, const r_reloc *)); -static removed_literal *find_removed_literal - PARAMS ((removed_literal_list *, bfd_vma)); -#if DEBUG -static void print_removed_literals - PARAMS ((FILE *, removed_literal_list *)); -#endif /* DEBUG */ - - /* Record that the literal at "from" is being removed. If "to" is not NULL, the "from" literal is being coalesced with the "to" literal. */ static void -add_removed_literal (removed_list, from, to) - removed_literal_list *removed_list; - const r_reloc *from; - const r_reloc *to; +add_removed_literal (removed_literal_list *removed_list, + const r_reloc *from, + const r_reloc *to) { removed_literal *r, *new_r, *next_r; @@ -5247,8 +4904,7 @@ add_removed_literal (removed_list, from, to) } else { - while (r->from.target_offset < from->target_offset - && r->next != NULL) + while (r->from.target_offset < from->target_offset && r->next) { r = r->next; } @@ -5265,9 +4921,7 @@ add_removed_literal (removed_list, from, to) given address. Return the entry if found. */ static removed_literal * -find_removed_literal (removed_list, addr) - removed_literal_list *removed_list; - bfd_vma addr; +find_removed_literal (removed_literal_list *removed_list, bfd_vma addr) { removed_literal *r = removed_list->head; while (r && r->from.target_offset < addr) @@ -5281,9 +4935,7 @@ find_removed_literal (removed_list, addr) #if DEBUG static void -print_removed_literals (fp, removed_list) - FILE *fp; - removed_literal_list *removed_list; +print_removed_literals (FILE *fp, removed_literal_list *removed_list) { removed_literal *r; r = removed_list->head; @@ -5341,16 +4993,9 @@ struct elf_xtensa_section_data xtensa_relax_info relax_info; }; -static void init_xtensa_relax_info - PARAMS ((asection *)); -static xtensa_relax_info *get_xtensa_relax_info - PARAMS ((asection *)); - static bfd_boolean -elf_xtensa_new_section_hook (abfd, sec) - bfd *abfd; - asection *sec; +elf_xtensa_new_section_hook (bfd *abfd, asection *sec) { struct elf_xtensa_section_data *sdata; bfd_size_type amt = sizeof (*sdata); @@ -5358,15 +5003,28 @@ elf_xtensa_new_section_hook (abfd, sec) sdata = (struct elf_xtensa_section_data *) bfd_zalloc (abfd, amt); if (sdata == NULL) return FALSE; - sec->used_by_bfd = (PTR) sdata; + sec->used_by_bfd = (void *) sdata; return _bfd_elf_new_section_hook (abfd, sec); } +static xtensa_relax_info * +get_xtensa_relax_info (asection *sec) +{ + struct elf_xtensa_section_data *section_data; + + /* No info available if no section or if it is an output section. */ + if (!sec || sec == sec->output_section) + return NULL; + + section_data = (struct elf_xtensa_section_data *) elf_section_data (sec); + return §ion_data->relax_info; +} + + static void -init_xtensa_relax_info (sec) - asection *sec; +init_xtensa_relax_info (asection *sec) { xtensa_relax_info *relax_info = get_xtensa_relax_info (sec); @@ -5392,21 +5050,6 @@ init_xtensa_relax_info (sec) relax_info->allocated_relocs_count = 0; } - -static xtensa_relax_info * -get_xtensa_relax_info (sec) - asection *sec; -{ - struct elf_xtensa_section_data *section_data; - - /* No info available if no section or if it is an output section. */ - if (!sec || sec == sec->output_section) - return NULL; - - section_data = (struct elf_xtensa_section_data *) elf_section_data (sec); - return §ion_data->relax_info; -} - /* Coalescing literals may require a relocation to refer to a section in a different input file, but the standard relocation information @@ -5432,29 +5075,14 @@ struct reloc_bfd_fix_struct }; -static reloc_bfd_fix *reloc_bfd_fix_init - PARAMS ((asection *, bfd_vma, unsigned, bfd *, asection *, bfd_vma, - bfd_boolean)); -static void add_fix - PARAMS ((asection *, reloc_bfd_fix *)); -static int fix_compare - PARAMS ((const PTR, const PTR)); -static void cache_fix_array - PARAMS ((asection *)); -static reloc_bfd_fix *get_bfd_fix - PARAMS ((asection *, bfd_vma, unsigned)); - - static reloc_bfd_fix * -reloc_bfd_fix_init (src_sec, src_offset, src_type, - target_abfd, target_sec, target_offset, translated) - asection *src_sec; - bfd_vma src_offset; - unsigned src_type; - bfd *target_abfd; - asection *target_sec; - bfd_vma target_offset; - bfd_boolean translated; +reloc_bfd_fix_init (asection *src_sec, + bfd_vma src_offset, + unsigned src_type, + bfd *target_abfd, + asection *target_sec, + bfd_vma target_offset, + bfd_boolean translated) { reloc_bfd_fix *fix; @@ -5472,9 +5100,7 @@ reloc_bfd_fix_init (src_sec, src_offset, src_type, static void -add_fix (src_sec, fix) - asection *src_sec; - reloc_bfd_fix *fix; +add_fix (asection *src_sec, reloc_bfd_fix *fix) { xtensa_relax_info *relax_info; @@ -5485,9 +5111,7 @@ add_fix (src_sec, fix) static int -fix_compare (ap, bp) - const PTR ap; - const PTR bp; +fix_compare (const void *ap, const void *bp) { const reloc_bfd_fix *a = (const reloc_bfd_fix *) ap; const reloc_bfd_fix *b = (const reloc_bfd_fix *) bp; @@ -5499,8 +5123,7 @@ fix_compare (ap, bp) static void -cache_fix_array (sec) - asection *sec; +cache_fix_array (asection *sec) { unsigned i, count = 0; reloc_bfd_fix *r; @@ -5531,10 +5154,7 @@ cache_fix_array (sec) static reloc_bfd_fix * -get_bfd_fix (sec, offset, type) - asection *sec; - bfd_vma offset; - unsigned type; +get_bfd_fix (asection *sec, bfd_vma offset, unsigned type) { xtensa_relax_info *relax_info = get_xtensa_relax_info (sec); reloc_bfd_fix *rv; @@ -5575,27 +5195,31 @@ struct section_cache_struct }; -static void init_section_cache - PARAMS ((section_cache_t *)); -static bfd_boolean section_cache_section - PARAMS ((section_cache_t *, asection *, struct bfd_link_info *)); -static void clear_section_cache - PARAMS ((section_cache_t *)); +static void +init_section_cache (section_cache_t *sec_cache) +{ + memset (sec_cache, 0, sizeof (*sec_cache)); +} static void -init_section_cache (sec_cache) - section_cache_t *sec_cache; +clear_section_cache (section_cache_t *sec_cache) { - memset (sec_cache, 0, sizeof (*sec_cache)); + if (sec_cache->sec) + { + release_contents (sec_cache->sec, sec_cache->contents); + release_internal_relocs (sec_cache->sec, sec_cache->relocs); + if (sec_cache->ptbl) + free (sec_cache->ptbl); + memset (sec_cache, 0, sizeof (sec_cache)); + } } static bfd_boolean -section_cache_section (sec_cache, sec, link_info) - section_cache_t *sec_cache; - asection *sec; - struct bfd_link_info *link_info; +section_cache_section (section_cache_t *sec_cache, + asection *sec, + struct bfd_link_info *link_info) { bfd *abfd; property_table_entry *prop_table = NULL; @@ -5649,21 +5273,6 @@ section_cache_section (sec_cache, sec, link_info) return FALSE; } - -static void -clear_section_cache (sec_cache) - section_cache_t *sec_cache; -{ - if (sec_cache->sec) - { - release_contents (sec_cache->sec, sec_cache->contents); - release_internal_relocs (sec_cache->sec, sec_cache->relocs); - if (sec_cache->ptbl) - free (sec_cache->ptbl); - memset (sec_cache, 0, sizeof (sec_cache)); - } -} - /* Extended basic blocks. */ @@ -5769,56 +5378,30 @@ struct ebb_constraint_struct }; -static void init_ebb_constraint - PARAMS ((ebb_constraint *)); -static void free_ebb_constraint - PARAMS ((ebb_constraint *)); -static void init_ebb - PARAMS ((ebb_t *, asection *, bfd_byte *, bfd_size_type, - property_table_entry *, unsigned, Elf_Internal_Rela *, unsigned)); -static bfd_boolean extend_ebb_bounds - PARAMS ((ebb_t *)); -static bfd_boolean extend_ebb_bounds_forward - PARAMS ((ebb_t *)); -static bfd_boolean extend_ebb_bounds_backward - PARAMS ((ebb_t *)); -static bfd_size_type insn_block_decodable_len - PARAMS ((bfd_byte *, bfd_size_type, bfd_vma, bfd_size_type)); -static void ebb_propose_action - PARAMS ((ebb_constraint *, enum ebb_target_enum, bfd_vma, text_action_t, - bfd_vma, int, bfd_boolean)); -static void ebb_add_proposed_action - PARAMS ((ebb_constraint *, proposed_action *)); - - static void -init_ebb_constraint (c) - ebb_constraint *c; +init_ebb_constraint (ebb_constraint *c) { memset (c, 0, sizeof (ebb_constraint)); } static void -free_ebb_constraint (c) - ebb_constraint *c; +free_ebb_constraint (ebb_constraint *c) { - if (c->actions != NULL) + if (c->actions) free (c->actions); } static void -init_ebb (ebb, sec, contents, content_length, prop_table, ptblsize, - internal_relocs, reloc_count) - ebb_t *ebb; - asection *sec; - bfd_byte *contents; - bfd_size_type content_length; - property_table_entry *prop_table; - unsigned ptblsize; - Elf_Internal_Rela *internal_relocs; - unsigned reloc_count; +init_ebb (ebb_t *ebb, + asection *sec, + bfd_byte *contents, + bfd_size_type content_length, + property_table_entry *prop_table, + unsigned ptblsize, + Elf_Internal_Rela *internal_relocs, + unsigned reloc_count) { memset (ebb, 0, sizeof (ebb_t)); ebb->sec = sec; @@ -5843,9 +5426,13 @@ init_ebb (ebb, sec, contents, content_length, prop_table, ptblsize, a block that cannot be transformed. Then we push it backwards searching for similar conditions. */ +static bfd_boolean extend_ebb_bounds_forward (ebb_t *); +static bfd_boolean extend_ebb_bounds_backward (ebb_t *); +static bfd_size_type insn_block_decodable_len + (bfd_byte *, bfd_size_type, bfd_vma, bfd_size_type); + static bfd_boolean -extend_ebb_bounds (ebb) - ebb_t *ebb; +extend_ebb_bounds (ebb_t *ebb) { if (!extend_ebb_bounds_forward (ebb)) return FALSE; @@ -5856,8 +5443,7 @@ extend_ebb_bounds (ebb) static bfd_boolean -extend_ebb_bounds_forward (ebb) - ebb_t *ebb; +extend_ebb_bounds_forward (ebb_t *ebb) { property_table_entry *the_entry, *new_entry; @@ -5933,8 +5519,7 @@ extend_ebb_bounds_forward (ebb) static bfd_boolean -extend_ebb_bounds_backward (ebb) - ebb_t *ebb; +extend_ebb_bounds_backward (ebb_t *ebb) { property_table_entry *the_entry, *new_entry; @@ -5990,11 +5575,10 @@ extend_ebb_bounds_backward (ebb) static bfd_size_type -insn_block_decodable_len (contents, content_len, block_offset, block_len) - bfd_byte *contents; - bfd_size_type content_len; - bfd_vma block_offset; - bfd_size_type block_len; +insn_block_decodable_len (bfd_byte *contents, + bfd_size_type content_len, + bfd_vma block_offset, + bfd_size_type block_len) { bfd_vma offset = block_offset; @@ -6011,16 +5595,16 @@ insn_block_decodable_len (contents, content_len, block_offset, block_len) } +static void ebb_add_proposed_action (ebb_constraint *, proposed_action *); + static void -ebb_propose_action (c, align_type, alignment_pow, action, offset, - removed_bytes, do_action) - ebb_constraint *c; - bfd_vma alignment_pow; - enum ebb_target_enum align_type; - text_action_t action; - bfd_vma offset; - int removed_bytes; - bfd_boolean do_action; +ebb_propose_action (ebb_constraint *c, + bfd_vma alignment_pow, + enum ebb_target_enum align_type, + text_action_t action, + bfd_vma offset, + int removed_bytes, + bfd_boolean do_action) { proposed_action paction; paction.align_type = align_type; @@ -6034,9 +5618,7 @@ ebb_propose_action (c, align_type, alignment_pow, action, offset, static void -ebb_add_proposed_action (c, action) - ebb_constraint *c; - proposed_action *action; +ebb_add_proposed_action (ebb_constraint *c, proposed_action *action) { unsigned i; if (c->action_allocated <= c->action_count) @@ -6047,7 +5629,7 @@ ebb_add_proposed_action (c, action) for (i = 0; i < c->action_count; i++) new_actions[i] = c->actions[i]; - if (c->actions != NULL) + if (c->actions) free (c->actions); c->actions = new_actions; c->action_allocated = new_allocated; @@ -6067,10 +5649,7 @@ ebb_add_proposed_action (c, action) standard BFD functions to take care of this for us. */ static Elf_Internal_Rela * -retrieve_internal_relocs (abfd, sec, keep_memory) - bfd *abfd; - asection *sec; - bfd_boolean keep_memory; +retrieve_internal_relocs (bfd *abfd, asection *sec, bfd_boolean keep_memory) { Elf_Internal_Rela *internal_relocs; @@ -6080,25 +5659,20 @@ retrieve_internal_relocs (abfd, sec, keep_memory) internal_relocs = elf_section_data (sec)->relocs; if (internal_relocs == NULL) internal_relocs = (_bfd_elf_link_read_relocs - (abfd, sec, (PTR) NULL, (Elf_Internal_Rela *) NULL, - keep_memory)); + (abfd, sec, NULL, NULL, keep_memory)); return internal_relocs; } static void -pin_internal_relocs (sec, internal_relocs) - asection *sec; - Elf_Internal_Rela *internal_relocs; +pin_internal_relocs (asection *sec, Elf_Internal_Rela *internal_relocs) { elf_section_data (sec)->relocs = internal_relocs; } static void -release_internal_relocs (sec, internal_relocs) - asection *sec; - Elf_Internal_Rela *internal_relocs; +release_internal_relocs (asection *sec, Elf_Internal_Rela *internal_relocs) { if (internal_relocs && elf_section_data (sec)->relocs != internal_relocs) @@ -6107,10 +5681,7 @@ release_internal_relocs (sec, internal_relocs) static bfd_byte * -retrieve_contents (abfd, sec, keep_memory) - bfd *abfd; - asection *sec; - bfd_boolean keep_memory; +retrieve_contents (bfd *abfd, asection *sec, bfd_boolean keep_memory) { bfd_byte *contents; bfd_size_type sec_size; @@ -6122,7 +5693,7 @@ retrieve_contents (abfd, sec, keep_memory) { if (!bfd_malloc_and_get_section (abfd, sec, &contents)) { - if (contents != NULL) + if (contents) free (contents); return NULL; } @@ -6134,18 +5705,14 @@ retrieve_contents (abfd, sec, keep_memory) static void -pin_contents (sec, contents) - asection *sec; - bfd_byte *contents; +pin_contents (asection *sec, bfd_byte *contents) { elf_section_data (sec)->this_hdr.contents = contents; } static void -release_contents (sec, contents) - asection *sec; - bfd_byte *contents; +release_contents (asection *sec, bfd_byte *contents) { if (contents && elf_section_data (sec)->this_hdr.contents != contents) free (contents); @@ -6153,8 +5720,7 @@ release_contents (sec, contents) static Elf_Internal_Sym * -retrieve_local_syms (input_bfd) - bfd *input_bfd; +retrieve_local_syms (bfd *input_bfd) { Elf_Internal_Shdr *symtab_hdr; Elf_Internal_Sym *isymbuf; @@ -6179,87 +5745,71 @@ retrieve_local_syms (input_bfd) /* Code for link-time relaxation. */ /* Initialization for relaxation: */ -static bfd_boolean analyze_relocations - PARAMS ((struct bfd_link_info *)); +static bfd_boolean analyze_relocations (struct bfd_link_info *); static bfd_boolean find_relaxable_sections - PARAMS ((bfd *, asection *, struct bfd_link_info *, bfd_boolean *)); + (bfd *, asection *, struct bfd_link_info *, bfd_boolean *); static bfd_boolean collect_source_relocs - PARAMS ((bfd *, asection *, struct bfd_link_info *)); + (bfd *, asection *, struct bfd_link_info *); static bfd_boolean is_resolvable_asm_expansion - PARAMS ((bfd *, asection *, bfd_byte *, Elf_Internal_Rela *, - struct bfd_link_info *, bfd_boolean *)); + (bfd *, asection *, bfd_byte *, Elf_Internal_Rela *, struct bfd_link_info *, + bfd_boolean *); static Elf_Internal_Rela *find_associated_l32r_irel - PARAMS ((bfd *, asection *, bfd_byte *, Elf_Internal_Rela *, - Elf_Internal_Rela *)); + (bfd *, asection *, bfd_byte *, Elf_Internal_Rela *, Elf_Internal_Rela *); static bfd_boolean compute_text_actions - PARAMS ((bfd *, asection *, struct bfd_link_info *)); -static bfd_boolean compute_ebb_proposed_actions - PARAMS ((ebb_constraint *)); -static bfd_boolean compute_ebb_actions - PARAMS ((ebb_constraint *)); + (bfd *, asection *, struct bfd_link_info *); +static bfd_boolean compute_ebb_proposed_actions (ebb_constraint *); +static bfd_boolean compute_ebb_actions (ebb_constraint *); static bfd_boolean check_section_ebb_pcrels_fit - PARAMS ((bfd *, asection *, bfd_byte *, Elf_Internal_Rela *, - const ebb_constraint *)); -static bfd_boolean check_section_ebb_reduces - PARAMS ((const ebb_constraint *)); + (bfd *, asection *, bfd_byte *, Elf_Internal_Rela *, const ebb_constraint *); +static bfd_boolean check_section_ebb_reduces (const ebb_constraint *); static void text_action_add_proposed - PARAMS ((text_action_list *, const ebb_constraint *, asection *)); -static int compute_fill_extra_space - PARAMS ((property_table_entry *)); + (text_action_list *, const ebb_constraint *, asection *); +static int compute_fill_extra_space (property_table_entry *); /* First pass: */ static bfd_boolean compute_removed_literals - PARAMS ((bfd *, asection *, struct bfd_link_info *, value_map_hash_table *)); + (bfd *, asection *, struct bfd_link_info *, value_map_hash_table *); static Elf_Internal_Rela *get_irel_at_offset - PARAMS ((asection *, Elf_Internal_Rela *, bfd_vma)); + (asection *, Elf_Internal_Rela *, bfd_vma); static bfd_boolean is_removable_literal - PARAMS ((const source_reloc *, int, const source_reloc *, int)); + (const source_reloc *, int, const source_reloc *, int); static bfd_boolean remove_dead_literal - PARAMS ((bfd *, asection *, struct bfd_link_info *, Elf_Internal_Rela *, - Elf_Internal_Rela *, source_reloc *, property_table_entry *, int)); -static bfd_boolean identify_literal_placement - PARAMS ((bfd *, asection *, bfd_byte *, struct bfd_link_info *, - value_map_hash_table *, bfd_boolean *, Elf_Internal_Rela *, int, - source_reloc *, property_table_entry *, int, section_cache_t *, - bfd_boolean)); -static bfd_boolean relocations_reach - PARAMS ((source_reloc *, int, const r_reloc *)); + (bfd *, asection *, struct bfd_link_info *, Elf_Internal_Rela *, + Elf_Internal_Rela *, source_reloc *, property_table_entry *, int); +static bfd_boolean identify_literal_placement + (bfd *, asection *, bfd_byte *, struct bfd_link_info *, + value_map_hash_table *, bfd_boolean *, Elf_Internal_Rela *, int, + source_reloc *, property_table_entry *, int, section_cache_t *, + bfd_boolean); +static bfd_boolean relocations_reach (source_reloc *, int, const r_reloc *); static bfd_boolean coalesce_shared_literal - PARAMS ((asection *, source_reloc *, property_table_entry *, int, - value_map *)); + (asection *, source_reloc *, property_table_entry *, int, value_map *); static bfd_boolean move_shared_literal - PARAMS ((asection *, struct bfd_link_info *, source_reloc *, - property_table_entry *, int, const r_reloc *, - const literal_value *, section_cache_t *)); + (asection *, struct bfd_link_info *, source_reloc *, property_table_entry *, + int, const r_reloc *, const literal_value *, section_cache_t *); /* Second pass: */ -static bfd_boolean relax_section - PARAMS ((bfd *, asection *, struct bfd_link_info *)); -static bfd_boolean translate_section_fixes - PARAMS ((asection *)); -static bfd_boolean translate_reloc_bfd_fix - PARAMS ((reloc_bfd_fix *)); -static void translate_reloc - PARAMS ((const r_reloc *, r_reloc *)); +static bfd_boolean relax_section (bfd *, asection *, struct bfd_link_info *); +static bfd_boolean translate_section_fixes (asection *); +static bfd_boolean translate_reloc_bfd_fix (reloc_bfd_fix *); +static void translate_reloc (const r_reloc *, r_reloc *); static void shrink_dynamic_reloc_sections - PARAMS ((struct bfd_link_info *, bfd *, asection *, Elf_Internal_Rela *)); + (struct bfd_link_info *, bfd *, asection *, Elf_Internal_Rela *); static bfd_boolean move_literal - PARAMS ((bfd *, struct bfd_link_info *, asection *, bfd_vma, bfd_byte *, - xtensa_relax_info *, Elf_Internal_Rela **, const literal_value *)); + (bfd *, struct bfd_link_info *, asection *, bfd_vma, bfd_byte *, + xtensa_relax_info *, Elf_Internal_Rela **, const literal_value *); static bfd_boolean relax_property_section - PARAMS ((bfd *, asection *, struct bfd_link_info *)); + (bfd *, asection *, struct bfd_link_info *); /* Third pass: */ -static bfd_boolean relax_section_symbols - PARAMS ((bfd *, asection *)); +static bfd_boolean relax_section_symbols (bfd *, asection *); static bfd_boolean -elf_xtensa_relax_section (abfd, sec, link_info, again) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; - bfd_boolean *again; +elf_xtensa_relax_section (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info, + bfd_boolean *again) { static value_map_hash_table *values = NULL; static bfd_boolean relocations_analyzed = FALSE; @@ -6331,8 +5881,7 @@ elf_xtensa_relax_section (abfd, sec, link_info, again) branch target alignments. */ static bfd_boolean -analyze_relocations (link_info) - struct bfd_link_info *link_info; +analyze_relocations (struct bfd_link_info *link_info) { bfd *abfd; asection *sec; @@ -6403,11 +5952,10 @@ analyze_relocations (link_info) relaxable literal section. */ static bfd_boolean -find_relaxable_sections (abfd, sec, link_info, is_relaxable_p) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; - bfd_boolean *is_relaxable_p; +find_relaxable_sections (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info, + bfd_boolean *is_relaxable_p) { Elf_Internal_Rela *internal_relocs; bfd_byte *contents; @@ -6490,10 +6038,9 @@ find_relaxable_sections (abfd, sec, link_info, is_relaxable_p) ASM_SIMPLIFY or by removing them. */ static bfd_boolean -collect_source_relocs (abfd, sec, link_info) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; +collect_source_relocs (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info) { Elf_Internal_Rela *internal_relocs; bfd_byte *contents; @@ -6650,14 +6197,12 @@ collect_source_relocs (abfd, sec, link_info) for this section and the target section. */ bfd_boolean -is_resolvable_asm_expansion (abfd, sec, contents, irel, link_info, - is_reachable_p) - bfd *abfd; - asection *sec; - bfd_byte *contents; - Elf_Internal_Rela *irel; - struct bfd_link_info *link_info; - bfd_boolean *is_reachable_p; +is_resolvable_asm_expansion (bfd *abfd, + asection *sec, + bfd_byte *contents, + Elf_Internal_Rela *irel, + struct bfd_link_info *link_info, + bfd_boolean *is_reachable_p) { asection *target_sec; bfd_vma target_offset; @@ -6727,12 +6272,11 @@ is_resolvable_asm_expansion (abfd, sec, contents, irel, link_info, static Elf_Internal_Rela * -find_associated_l32r_irel (abfd, sec, contents, other_irel, internal_relocs) - bfd *abfd; - asection *sec; - bfd_byte *contents; - Elf_Internal_Rela *other_irel; - Elf_Internal_Rela *internal_relocs; +find_associated_l32r_irel (bfd *abfd, + asection *sec, + bfd_byte *contents, + Elf_Internal_Rela *other_irel, + Elf_Internal_Rela *internal_relocs) { unsigned i; @@ -6764,10 +6308,9 @@ find_associated_l32r_irel (abfd, sec, contents, other_irel, internal_relocs) pass. */ bfd_boolean -compute_text_actions (abfd, sec, link_info) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; +compute_text_actions (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info) { xtensa_relax_info *relax_info; bfd_byte *contents; @@ -6901,7 +6444,7 @@ compute_text_actions (abfd, sec, link_info) } #if DEBUG - if (relax_info->action_list.head != NULL) + if (relax_info->action_list.head) print_action_list (stderr, &relax_info->action_list); #endif @@ -6918,8 +6461,7 @@ error_return: /* Find all of the possible actions for an extended basic block. */ bfd_boolean -compute_ebb_proposed_actions (ebb_table) - ebb_constraint *ebb_table; +compute_ebb_proposed_actions (ebb_constraint *ebb_table) { const ebb_t *ebb = &ebb_table->ebb; unsigned rel_idx = ebb->start_reloc_idx; @@ -7080,8 +6622,7 @@ compute_ebb_proposed_actions (ebb_table) of the EBB prevents it. */ bfd_boolean -compute_ebb_actions (ebb_table) - ebb_constraint *ebb_table; +compute_ebb_actions (ebb_constraint *ebb_table) { unsigned i = 0; unsigned j; @@ -7321,12 +6862,11 @@ compute_ebb_actions (ebb_table) are performed. */ static bfd_boolean -check_section_ebb_pcrels_fit (abfd, sec, contents, internal_relocs, constraint) - bfd *abfd; - asection *sec; - bfd_byte *contents; - Elf_Internal_Rela *internal_relocs; - const ebb_constraint *constraint; +check_section_ebb_pcrels_fit (bfd *abfd, + asection *sec, + bfd_byte *contents, + Elf_Internal_Rela *internal_relocs, + const ebb_constraint *constraint) { unsigned i, j; Elf_Internal_Rela *irel; @@ -7424,8 +6964,7 @@ check_section_ebb_pcrels_fit (abfd, sec, contents, internal_relocs, constraint) static bfd_boolean -check_section_ebb_reduces (constraint) - const ebb_constraint *constraint; +check_section_ebb_reduces (const ebb_constraint *constraint) { int removed = 0; unsigned i; @@ -7444,10 +6983,9 @@ check_section_ebb_reduces (constraint) void -text_action_add_proposed (l, ebb_table, sec) - text_action_list *l; - const ebb_constraint *ebb_table; - asection *sec; +text_action_add_proposed (text_action_list *l, + const ebb_constraint *ebb_table, + asection *sec) { unsigned i; @@ -7480,8 +7018,7 @@ text_action_add_proposed (l, ebb_table, sec) int -compute_fill_extra_space (entry) - property_table_entry *entry; +compute_fill_extra_space (property_table_entry *entry) { int fill_extra_space; @@ -7515,11 +7052,10 @@ compute_fill_extra_space (entry) actual changes are deferred until the next pass. */ static bfd_boolean -compute_removed_literals (abfd, sec, link_info, values) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; - value_map_hash_table *values; +compute_removed_literals (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info, + value_map_hash_table *values) { xtensa_relax_info *relax_info; bfd_byte *contents; @@ -7642,10 +7178,9 @@ error_return: static Elf_Internal_Rela * -get_irel_at_offset (sec, internal_relocs, offset) - asection *sec; - Elf_Internal_Rela *internal_relocs; - bfd_vma offset; +get_irel_at_offset (asection *sec, + Elf_Internal_Rela *internal_relocs, + bfd_vma offset) { unsigned i; Elf_Internal_Rela *irel; @@ -7683,11 +7218,10 @@ get_irel_at_offset (sec, internal_relocs, offset) bfd_boolean -is_removable_literal (rel, i, src_relocs, src_count) - const source_reloc *rel; - int i; - const source_reloc *src_relocs; - int src_count; +is_removable_literal (const source_reloc *rel, + int i, + const source_reloc *src_relocs, + int src_count) { const source_reloc *curr_rel; if (!rel->is_null) @@ -7710,16 +7244,14 @@ is_removable_literal (rel, i, src_relocs, src_count) bfd_boolean -remove_dead_literal (abfd, sec, link_info, internal_relocs, - irel, rel, prop_table, ptblsize) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; - Elf_Internal_Rela *internal_relocs; - Elf_Internal_Rela *irel; - source_reloc *rel; - property_table_entry *prop_table; - int ptblsize; +remove_dead_literal (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info, + Elf_Internal_Rela *internal_relocs, + Elf_Internal_Rela *irel, + source_reloc *rel, + property_table_entry *prop_table, + int ptblsize) { property_table_entry *entry; xtensa_relax_info *relax_info; @@ -7783,23 +7315,19 @@ remove_dead_literal (abfd, sec, link_info, internal_relocs, bfd_boolean -identify_literal_placement (abfd, sec, contents, link_info, values, - last_loc_is_prev_p, irel, remaining_src_rels, - rel, prop_table, ptblsize, target_sec_cache, - is_abs_literal) - bfd *abfd; - asection *sec; - bfd_byte *contents; - struct bfd_link_info *link_info; - value_map_hash_table *values; - bfd_boolean *last_loc_is_prev_p; - Elf_Internal_Rela *irel; - int remaining_src_rels; - source_reloc *rel; - property_table_entry *prop_table; - int ptblsize; - section_cache_t *target_sec_cache; - bfd_boolean is_abs_literal; +identify_literal_placement (bfd *abfd, + asection *sec, + bfd_byte *contents, + struct bfd_link_info *link_info, + value_map_hash_table *values, + bfd_boolean *last_loc_is_prev_p, + Elf_Internal_Rela *irel, + int remaining_src_rels, + source_reloc *rel, + property_table_entry *prop_table, + int ptblsize, + section_cache_t *target_sec_cache, + bfd_boolean is_abs_literal) { literal_value val; value_map *val_map; @@ -7911,10 +7439,9 @@ identify_literal_placement (abfd, sec, contents, link_info, values, literal will be contiguous. */ static bfd_boolean -relocations_reach (reloc, remaining_relocs, r_rel) - source_reloc *reloc; - int remaining_relocs; - const r_reloc *r_rel; +relocations_reach (source_reloc *reloc, + int remaining_relocs, + const r_reloc *r_rel) { bfd_vma from_offset, source_address, dest_address; asection *sec; @@ -7966,12 +7493,11 @@ relocations_reach (reloc, remaining_relocs, r_rel) the same as the other literal value. */ static bfd_boolean -coalesce_shared_literal (sec, rel, prop_table, ptblsize, val_map) - asection *sec; - source_reloc *rel; - property_table_entry *prop_table; - int ptblsize; - value_map *val_map; +coalesce_shared_literal (asection *sec, + source_reloc *rel, + property_table_entry *prop_table, + int ptblsize, + value_map *val_map) { property_table_entry *entry; text_action *fa; @@ -8032,16 +7558,14 @@ coalesce_shared_literal (sec, rel, prop_table, ptblsize, val_map) this carefully. Also, it may make a branch go out of range. */ static bfd_boolean -move_shared_literal (sec, link_info, rel, prop_table, ptblsize, - target_loc, lit_value, target_sec_cache) - asection *sec; - struct bfd_link_info *link_info; - source_reloc *rel; - property_table_entry *prop_table; - int ptblsize; - const r_reloc *target_loc; - const literal_value *lit_value; - section_cache_t *target_sec_cache; +move_shared_literal (asection *sec, + struct bfd_link_info *link_info, + source_reloc *rel, + property_table_entry *prop_table, + int ptblsize, + const r_reloc *target_loc, + const literal_value *lit_value, + section_cache_t *target_sec_cache) { property_table_entry *the_add_entry, *src_entry, *target_entry = NULL; text_action *fa, *target_fa; @@ -8188,10 +7712,7 @@ move_shared_literal (sec, link_info, rel, prop_table, ptblsize, section size. */ bfd_boolean -relax_section (abfd, sec, link_info) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; +relax_section (bfd *abfd, asection *sec, struct bfd_link_info *link_info) { Elf_Internal_Rela *internal_relocs; xtensa_relax_info *relax_info; @@ -8625,8 +8146,7 @@ relax_section (abfd, sec, link_info) static bfd_boolean -translate_section_fixes (sec) - asection *sec; +translate_section_fixes (asection *sec) { xtensa_relax_info *relax_info; reloc_bfd_fix *r; @@ -8647,8 +8167,7 @@ translate_section_fixes (sec) section. If it has already been translated, no work is required. */ static bfd_boolean -translate_reloc_bfd_fix (fix) - reloc_bfd_fix *fix; +translate_reloc_bfd_fix (reloc_bfd_fix *fix) { reloc_bfd_fix new_fix; asection *sec; @@ -8738,9 +8257,7 @@ translate_reloc_bfd_fix (fix) /* Fix up a relocation to take account of removed literals. */ static void -translate_reloc (orig_rel, new_rel) - const r_reloc *orig_rel; - r_reloc *new_rel; +translate_reloc (const r_reloc *orig_rel, r_reloc *new_rel) { asection *sec; xtensa_relax_info *relax_info; @@ -8815,11 +8332,10 @@ translate_reloc (orig_rel, new_rel) nothing else that needs to be done. */ static void -shrink_dynamic_reloc_sections (info, abfd, input_section, rel) - struct bfd_link_info *info; - bfd *abfd; - asection *input_section; - Elf_Internal_Rela *rel; +shrink_dynamic_reloc_sections (struct bfd_link_info *info, + bfd *abfd, + asection *input_section, + Elf_Internal_Rela *rel) { Elf_Internal_Shdr *symtab_hdr; struct elf_link_hash_entry **sym_hashes; @@ -8919,16 +8435,14 @@ shrink_dynamic_reloc_sections (info, abfd, input_section, rel) section must be pinned after calling this routine. */ static bfd_boolean -move_literal (abfd, link_info, sec, offset, contents, relax_info, - internal_relocs_p, lit) - bfd *abfd; - struct bfd_link_info *link_info; - asection *sec; - bfd_vma offset; - bfd_byte *contents; - xtensa_relax_info *relax_info; - Elf_Internal_Rela **internal_relocs_p; - const literal_value *lit; +move_literal (bfd *abfd, + struct bfd_link_info *link_info, + asection *sec, + bfd_vma offset, + bfd_byte *contents, + xtensa_relax_info *relax_info, + Elf_Internal_Rela **internal_relocs_p, + const literal_value *lit) { Elf_Internal_Rela *new_relocs = NULL; size_t new_relocs_count = 0; @@ -9054,10 +8568,9 @@ move_literal (abfd, link_info, sec, offset, contents, relax_info, property sections. */ static bfd_boolean -relax_property_section (abfd, sec, link_info) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; +relax_property_section (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info) { Elf_Internal_Rela *internal_relocs; bfd_byte *contents; @@ -9405,9 +8918,7 @@ relax_property_section (abfd, sec, link_info) /* Change symbol values to account for removed literals. */ bfd_boolean -relax_section_symbols (abfd, sec) - bfd *abfd; - asection *sec; +relax_section_symbols (bfd *abfd, asection *sec) { xtensa_relax_info *relax_info; unsigned int sec_shndx; @@ -9491,11 +9002,10 @@ relax_section_symbols (abfd, sec) /* "Fix" handling functions, called while performing relocations. */ static bfd_boolean -do_fix_for_relocatable_link (rel, input_bfd, input_section, contents) - Elf_Internal_Rela *rel; - bfd *input_bfd; - asection *input_section; - bfd_byte *contents; +do_fix_for_relocatable_link (Elf_Internal_Rela *rel, + bfd *input_bfd, + asection *input_section, + bfd_byte *contents) { r_reloc r_rel; asection *sec, *old_sec; @@ -9538,12 +9048,11 @@ do_fix_for_relocatable_link (rel, input_bfd, input_section, contents) static void -do_fix_for_final_link (rel, input_bfd, input_section, contents, relocationp) - Elf_Internal_Rela *rel; - bfd *input_bfd; - asection *input_section; - bfd_byte *contents; - bfd_vma *relocationp; +do_fix_for_final_link (Elf_Internal_Rela *rel, + bfd *input_bfd, + asection *input_section, + bfd_byte *contents, + bfd_vma *relocationp) { asection *sec; int r_type = ELF32_R_TYPE (rel->r_info); @@ -9578,9 +9087,7 @@ do_fix_for_final_link (rel, input_bfd, input_section, contents, relocationp) /* Miscellaneous utility functions.... */ static asection * -elf_xtensa_get_plt_section (dynobj, chunk) - bfd *dynobj; - int chunk; +elf_xtensa_get_plt_section (bfd *dynobj, int chunk) { char plt_name[10]; @@ -9593,9 +9100,7 @@ elf_xtensa_get_plt_section (dynobj, chunk) static asection * -elf_xtensa_get_gotplt_section (dynobj, chunk) - bfd *dynobj; - int chunk; +elf_xtensa_get_gotplt_section (bfd *dynobj, int chunk) { char got_name[14]; @@ -9616,9 +9121,7 @@ elf_xtensa_get_gotplt_section (dynobj, chunk) . an absolute value, return the absolute section. */ static asection * -get_elf_r_symndx_section (abfd, r_symndx) - bfd *abfd; - unsigned long r_symndx; +get_elf_r_symndx_section (bfd *abfd, unsigned long r_symndx) { Elf_Internal_Shdr *symtab_hdr = &elf_tdata (abfd)->symtab_hdr; asection *target_sec = NULL; @@ -9674,9 +9177,7 @@ get_elf_r_symndx_section (abfd, r_symndx) static struct elf_link_hash_entry * -get_elf_r_symndx_hash_entry (abfd, r_symndx) - bfd *abfd; - unsigned long r_symndx; +get_elf_r_symndx_hash_entry (bfd *abfd, unsigned long r_symndx) { unsigned long indx; struct elf_link_hash_entry *h; @@ -9697,9 +9198,7 @@ get_elf_r_symndx_hash_entry (abfd, r_symndx) /* Get the section-relative offset for a symbol number. */ static bfd_vma -get_elf_r_symndx_offset (abfd, r_symndx) - bfd *abfd; - unsigned long r_symndx; +get_elf_r_symndx_offset (bfd *abfd, unsigned long r_symndx) { Elf_Internal_Shdr *symtab_hdr = &elf_tdata (abfd)->symtab_hdr; bfd_vma offset = 0; @@ -9728,9 +9227,7 @@ get_elf_r_symndx_offset (abfd, r_symndx) static bfd_boolean -is_reloc_sym_weak (abfd, rel) - bfd *abfd; - Elf_Internal_Rela *rel; +is_reloc_sym_weak (bfd *abfd, Elf_Internal_Rela *rel) { unsigned long r_symndx = ELF32_R_SYM (rel->r_info); struct elf_link_hash_entry *h; @@ -9743,11 +9240,10 @@ is_reloc_sym_weak (abfd, rel) static bfd_boolean -pcrel_reloc_fits (opc, opnd, self_address, dest_address) - xtensa_opcode opc; - int opnd; - bfd_vma self_address; - bfd_vma dest_address; +pcrel_reloc_fits (xtensa_opcode opc, + int opnd, + bfd_vma self_address, + bfd_vma dest_address) { xtensa_isa isa = xtensa_default_isa; uint32 valp = dest_address; @@ -9765,8 +9261,7 @@ static int prop_sec_len = sizeof (XTENSA_PROP_SEC_NAME) - 1; static bfd_boolean -xtensa_is_property_section (sec) - asection *sec; +xtensa_is_property_section (asection *sec) { if (strncmp (XTENSA_INSN_SEC_NAME, sec->name, insn_sec_len) == 0 || strncmp (XTENSA_LIT_SEC_NAME, sec->name, lit_sec_len) == 0 @@ -9784,8 +9279,7 @@ xtensa_is_property_section (sec) static bfd_boolean -xtensa_is_littable_section (sec) - asection *sec; +xtensa_is_littable_section (asection *sec) { if (strncmp (XTENSA_LIT_SEC_NAME, sec->name, lit_sec_len) == 0) return TRUE; @@ -9800,9 +9294,7 @@ xtensa_is_littable_section (sec) static int -internal_reloc_compare (ap, bp) - const PTR ap; - const PTR bp; +internal_reloc_compare (const void *ap, const void *bp) { const Elf_Internal_Rela *a = (const Elf_Internal_Rela *) ap; const Elf_Internal_Rela *b = (const Elf_Internal_Rela *) bp; @@ -9825,9 +9317,7 @@ internal_reloc_compare (ap, bp) static int -internal_reloc_matches (ap, bp) - const PTR ap; - const PTR bp; +internal_reloc_matches (const void *ap, const void *bp) { const Elf_Internal_Rela *a = (const Elf_Internal_Rela *) ap; const Elf_Internal_Rela *b = (const Elf_Internal_Rela *) bp; @@ -9839,9 +9329,7 @@ internal_reloc_matches (ap, bp) char * -xtensa_get_property_section_name (sec, base_name) - asection *sec; - const char *base_name; +xtensa_get_property_section_name (asection *sec, const char *base_name) { if (strncmp (sec->name, ".gnu.linkonce.", linkonce_len) == 0) { @@ -9878,8 +9366,7 @@ xtensa_get_property_section_name (sec, base_name) flagword -xtensa_get_property_predef_flags (sec) - asection *sec; +xtensa_get_property_predef_flags (asection *sec) { if (strcmp (sec->name, XTENSA_INSN_SEC_NAME) == 0 || strncmp (sec->name, ".gnu.linkonce.x.", @@ -9900,12 +9387,11 @@ xtensa_get_property_predef_flags (sec) /* Other functions called directly by the linker. */ bfd_boolean -xtensa_callback_required_dependence (abfd, sec, link_info, callback, closure) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; - deps_callback_t callback; - PTR closure; +xtensa_callback_required_dependence (bfd *abfd, + asection *sec, + struct bfd_link_info *link_info, + deps_callback_t callback, + void *closure) { Elf_Internal_Rela *internal_relocs; bfd_byte *contents; |