X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=bfd%2Fbfd.c;h=afbc1651c206e03cf925d4f2e455f8aac835a077;hb=1e31ba653644faf289e8210ef25c7ab9a65fa865;hp=006fb2bf3481dffcfcd01cd345f72ee761e78d95;hpb=7167fe4c70ea74f1bb74a6130bb7e6bf5ca354ee;p=external%2Fbinutils.git diff --git a/bfd/bfd.c b/bfd/bfd.c index 006fb2b..afbc165 100644 --- a/bfd/bfd.c +++ b/bfd/bfd.c @@ -1,5 +1,5 @@ /* Generic BFD library interface and support routines. - Copyright (C) 1990-2017 Free Software Foundation, Inc. + Copyright (C) 1990-2019 Free Software Foundation, Inc. Written by Cygnus Support. This file is part of BFD, the Binary File Descriptor library. @@ -74,8 +74,9 @@ CODE_FRAGMENT . least-recently-used list of BFDs. *} . struct bfd *lru_prev, *lru_next; . -. {* When a file is closed by the caching routines, BFD retains -. state information on the file here... *} +. {* Track current file position (or current buffer offset for +. in-memory BFDs). When a file is closed by the caching routines, +. BFD retains state information on the file here. *} . ufile_ptr where; . . {* File modified time, if mtime_set is TRUE. *} @@ -100,59 +101,59 @@ CODE_FRAGMENT . the object_flags values have mostly just been copied from backend . to another, and are not necessarily correct). *} . -.#define BFD_NO_FLAGS 0x00 +.#define BFD_NO_FLAGS 0x0 . . {* BFD contains relocation entries. *} -.#define HAS_RELOC 0x01 +.#define HAS_RELOC 0x1 . . {* BFD is directly executable. *} -.#define EXEC_P 0x02 +.#define EXEC_P 0x2 . . {* BFD has line number information (basically used for F_LNNO in a . COFF header). *} -.#define HAS_LINENO 0x04 +.#define HAS_LINENO 0x4 . . {* BFD has debugging information. *} -.#define HAS_DEBUG 0x08 +.#define HAS_DEBUG 0x08 . . {* BFD has symbols. *} -.#define HAS_SYMS 0x10 +.#define HAS_SYMS 0x10 . . {* BFD has local symbols (basically used for F_LSYMS in a COFF . header). *} -.#define HAS_LOCALS 0x20 +.#define HAS_LOCALS 0x20 . . {* BFD is a dynamic object. *} -.#define DYNAMIC 0x40 +.#define DYNAMIC 0x40 . . {* Text section is write protected (if D_PAGED is not set, this is . like an a.out NMAGIC file) (the linker sets this by default, but . clears it for -r or -N). *} -.#define WP_TEXT 0x80 +.#define WP_TEXT 0x80 . . {* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the . linker sets this by default, but clears it for -r or -n or -N). *} -.#define D_PAGED 0x100 +.#define D_PAGED 0x100 . . {* BFD is relaxable (this means that bfd_relax_section may be able to . do something) (sometimes bfd_relax_section can do something even if . this is not set). *} -.#define BFD_IS_RELAXABLE 0x200 +.#define BFD_IS_RELAXABLE 0x200 . . {* This may be set before writing out a BFD to request using a . traditional format. For example, this is used to request that when . writing out an a.out object the symbols not be hashed to eliminate . duplicates. *} -.#define BFD_TRADITIONAL_FORMAT 0x400 +.#define BFD_TRADITIONAL_FORMAT 0x400 . . {* This flag indicates that the BFD contents are actually cached . in memory. If this is set, iostream points to a bfd_in_memory . struct. *} -.#define BFD_IN_MEMORY 0x800 +.#define BFD_IN_MEMORY 0x800 . . {* This BFD has been created by the linker and doesn't correspond . to any input file. *} -.#define BFD_LINKER_CREATED 0x1000 +.#define BFD_LINKER_CREATED 0x1000 . . {* This may be set before writing out a BFD to request that it . be written using values for UIDs, GIDs, timestamps, etc. that @@ -160,23 +161,23 @@ CODE_FRAGMENT .#define BFD_DETERMINISTIC_OUTPUT 0x2000 . . {* Compress sections in this BFD. *} -.#define BFD_COMPRESS 0x4000 +.#define BFD_COMPRESS 0x4000 . . {* Decompress sections in this BFD. *} -.#define BFD_DECOMPRESS 0x8000 +.#define BFD_DECOMPRESS 0x8000 . . {* BFD is a dummy, for plugins. *} -.#define BFD_PLUGIN 0x10000 +.#define BFD_PLUGIN 0x10000 . . {* Compress sections in this BFD with SHF_COMPRESSED from gABI. *} -.#define BFD_COMPRESS_GABI 0x20000 +.#define BFD_COMPRESS_GABI 0x20000 . . {* Convert ELF common symbol type to STT_COMMON or STT_OBJECT in this . BFD. *} -.#define BFD_CONVERT_ELF_COMMON 0x40000 +.#define BFD_CONVERT_ELF_COMMON 0x40000 . . {* Use the ELF STT_COMMON type in this BFD. *} -.#define BFD_USE_ELF_STT_COMMON 0x80000 +.#define BFD_USE_ELF_STT_COMMON 0x80000 . . {* Flags bits to be saved in bfd_preserve_save. *} .#define BFD_FLAGS_SAVED \ @@ -290,7 +291,7 @@ CODE_FRAGMENT . struct bfd *archive_next; {* The next BFD in the archive. *} . struct bfd *archive_head; {* The first BFD in the archive. *} . struct bfd *nested_archives; {* List of nested archive in a flattened -. thin archive. *} +. thin archive. *} . . union { . {* For input BFDs, a chain of BFDs involved in a link. *} @@ -304,21 +305,15 @@ CODE_FRAGMENT . { . struct aout_data_struct *aout_data; . struct artdata *aout_ar_data; -. struct _oasys_data *oasys_obj_data; -. struct _oasys_ar_data *oasys_ar_data; . struct coff_tdata *coff_obj_data; . struct pe_tdata *pe_obj_data; . struct xcoff_tdata *xcoff_obj_data; . struct ecoff_tdata *ecoff_obj_data; -. struct ieee_data_struct *ieee_data; -. struct ieee_ar_data_struct *ieee_ar_data; . struct srec_data_struct *srec_data; . struct verilog_data_struct *verilog_data; . struct ihex_data_struct *ihex_data; . struct tekhex_data_struct *tekhex_data; . struct elf_obj_tdata *elf_obj_data; -. struct nlm_obj_tdata *nlm_obj_data; -. struct bout_data_struct *bout_data; . struct mmo_data_struct *mmo_data; . struct sun_core_struct *sun_core_data; . struct sco5_core_struct *sco5_core_data; @@ -402,7 +397,7 @@ SECTION individual documentation for precise semantics). On an error, they call <> to set an error condition that callers can check by calling <>. - If that returns <>, then check + If that returns <>, then check <>. The easiest way to report a BFD error to the user is to @@ -451,28 +446,28 @@ static bfd_error_type input_error = bfd_error_no_error; const char *const bfd_errmsgs[] = { - N_("No error"), - N_("System call error"), - N_("Invalid bfd target"), - N_("File in wrong format"), - N_("Archive object file in wrong format"), - N_("Invalid operation"), - N_("Memory exhausted"), - N_("No symbols"), - N_("Archive has no index; run ranlib to add one"), - N_("No more archived files"), - N_("Malformed archive"), + N_("no error"), + N_("system call error"), + N_("invalid bfd target"), + N_("file in wrong format"), + N_("archive object file in wrong format"), + N_("invalid operation"), + N_("memory exhausted"), + N_("no symbols"), + N_("archive has no index; run ranlib to add one"), + N_("no more archived files"), + N_("malformed archive"), N_("DSO missing from command line"), - N_("File format not recognized"), - N_("File format is ambiguous"), - N_("Section has no contents"), - N_("Nonrepresentable section on output"), - N_("Symbol needs debug section which does not exist"), - N_("Bad value"), - N_("File truncated"), - N_("File too big"), - N_("Error reading %s: %s"), - N_("#") + N_("file format not recognized"), + N_("file format is ambiguous"), + N_("section has no contents"), + N_("nonrepresentable section on output"), + N_("symbol needs debug section which does not exist"), + N_("bad value"), + N_("file truncated"), + N_("file too big"), + N_("error reading %s: %s"), + N_("#") }; /* @@ -638,6 +633,7 @@ union _bfd_doprnt_args void *p; enum { + Bad, Int, Long, LongLong, @@ -648,10 +644,7 @@ union _bfd_doprnt_args }; /* This macro and _bfd_doprnt taken from libiberty _doprnt.c, tidied a - little and extended to handle '%A', '%B' and positional parameters. - 'L' as a modifer for integer formats is used for bfd_vma and - bfd_size_type args, which vary in size depending on BFD - configuration. */ + little and extended to handle '%pA', '%pB' and positional parameters. */ #define PRINT_TYPE(TYPE, FIELD) \ do \ @@ -707,7 +700,7 @@ _bfd_doprnt (FILE *stream, const char *format, union _bfd_doprnt_args *args) } /* Move past flags. */ - while (strchr ("-+ #0", *ptr)) + while (strchr ("-+ #0'I", *ptr)) *sptr++ = *ptr++; if (*ptr == '*') @@ -799,21 +792,6 @@ _bfd_doprnt (FILE *stream, const char *format, union _bfd_doprnt_args *args) PRINT_TYPE (int, i); else { - /* L modifier for bfd_vma or bfd_size_type may be - either long long or long. */ - if (ptr[-2] == 'L') - { - sptr[-2] = 'l'; - if (BFD_ARCH_SIZE < 64 || BFD_HOST_64BIT_LONG) - wide_width = 1; - else - { - sptr[-1] = 'l'; - *sptr++ = ptr[-1]; - *sptr = '\0'; - } - } - switch (wide_width) { case 0: @@ -865,53 +843,55 @@ _bfd_doprnt (FILE *stream, const char *format, union _bfd_doprnt_args *args) PRINT_TYPE (char *, p); break; case 'p': - PRINT_TYPE (void *, p); - break; - case 'A': - { - asection *sec; - bfd *abfd; - const char *group = NULL; - struct coff_comdat_info *ci; - - sec = (asection *) args[arg_no].p; - if (sec == NULL) - /* Invoking %A with a null section pointer is an - internal error. */ - abort (); - abfd = sec->owner; - if (abfd != NULL - && bfd_get_flavour (abfd) == bfd_target_elf_flavour - && elf_next_in_group (sec) != NULL - && (sec->flags & SEC_GROUP) == 0) - group = elf_group_name (sec); - else if (abfd != NULL - && bfd_get_flavour (abfd) == bfd_target_coff_flavour - && (ci = bfd_coff_get_comdat_section (sec->owner, - sec)) != NULL) - group = ci->name; - if (group != NULL) - result = fprintf (stream, "%s[%s]", sec->name, group); - else - result = fprintf (stream, "%s", sec->name); - } - break; - case 'B': - { - bfd *abfd; - - abfd = (bfd *) args[arg_no].p; - if (abfd == NULL) - /* Invoking %B with a null bfd pointer is an - internal error. */ - abort (); - else if (abfd->my_archive - && !bfd_is_thin_archive (abfd->my_archive)) - result = fprintf (stream, "%s(%s)", - abfd->my_archive->filename, abfd->filename); - else - result = fprintf (stream, "%s", abfd->filename); - } + if (*ptr == 'A') + { + asection *sec; + bfd *abfd; + const char *group = NULL; + struct coff_comdat_info *ci; + + ptr++; + sec = (asection *) args[arg_no].p; + if (sec == NULL) + /* Invoking %pA with a null section pointer is an + internal error. */ + abort (); + abfd = sec->owner; + if (abfd != NULL + && bfd_get_flavour (abfd) == bfd_target_elf_flavour + && elf_next_in_group (sec) != NULL + && (sec->flags & SEC_GROUP) == 0) + group = elf_group_name (sec); + else if (abfd != NULL + && bfd_get_flavour (abfd) == bfd_target_coff_flavour + && (ci = bfd_coff_get_comdat_section (sec->owner, + sec)) != NULL) + group = ci->name; + if (group != NULL) + result = fprintf (stream, "%s[%s]", sec->name, group); + else + result = fprintf (stream, "%s", sec->name); + } + else if (*ptr == 'B') + { + bfd *abfd; + + ptr++; + abfd = (bfd *) args[arg_no].p; + if (abfd == NULL) + /* Invoking %pB with a null bfd pointer is an + internal error. */ + abort (); + else if (abfd->my_archive + && !bfd_is_thin_archive (abfd->my_archive)) + result = fprintf (stream, "%s(%s)", + abfd->my_archive->filename, + abfd->filename); + else + result = fprintf (stream, "%s", abfd->filename); + } + else + PRINT_TYPE (void *, p); break; default: abort(); @@ -948,6 +928,7 @@ _bfd_doprnt_scan (const char *format, union _bfd_doprnt_args *args) { int wide_width = 0, short_width = 0; unsigned int arg_no; + int arg_type; ptr++; @@ -960,7 +941,7 @@ _bfd_doprnt_scan (const char *format, union _bfd_doprnt_args *args) } /* Move past flags. */ - while (strchr ("-+ #0", *ptr)) + while (strchr ("-+ #0'I", *ptr)) ptr++; if (*ptr == '*') @@ -974,10 +955,10 @@ _bfd_doprnt_scan (const char *format, union _bfd_doprnt_args *args) arg_index = *ptr - '1'; ptr += 2; } + if (arg_index >= 9) + abort (); args[arg_index].type = Int; arg_count++; - if (arg_count > 9) - abort (); } else /* Handle explicit numeric value. */ @@ -999,10 +980,10 @@ _bfd_doprnt_scan (const char *format, union _bfd_doprnt_args *args) arg_index = *ptr - '1'; ptr += 2; } + if (arg_index >= 9) + abort (); args[arg_index].type = Int; arg_count++; - if (arg_count > 9) - abort (); } else /* Handle explicit numeric value. */ @@ -1032,6 +1013,7 @@ _bfd_doprnt_scan (const char *format, union _bfd_doprnt_args *args) if ((int) arg_no < 0) arg_no = arg_count; + arg_type = Bad; switch (ptr[-1]) { case 'd': @@ -1043,29 +1025,23 @@ _bfd_doprnt_scan (const char *format, union _bfd_doprnt_args *args) case 'c': { if (short_width) - args[arg_no].type = Int; + arg_type = Int; else { - if (ptr[-2] == 'L') - { - if (BFD_ARCH_SIZE < 64 || BFD_HOST_64BIT_LONG) - wide_width = 1; - } - switch (wide_width) { case 0: - args[arg_no].type = Int; + arg_type = Int; break; case 1: - args[arg_no].type = Long; + arg_type = Long; break; case 2: default: #if defined (__GNUC__) || defined (HAVE_LONG_LONG) - args[arg_no].type = LongLong; + arg_type = LongLong; #else - args[arg_no].type = Long; + arg_type = Long; #endif break; } @@ -1079,49 +1055,48 @@ _bfd_doprnt_scan (const char *format, union _bfd_doprnt_args *args) case 'G': { if (wide_width == 0) - args[arg_no].type = Double; + arg_type = Double; else { #if defined (__GNUC__) || defined (HAVE_LONG_DOUBLE) - args[arg_no].type = LongDouble; + arg_type = LongDouble; #else - args[arg_no].type = Double; + arg_type = Double; #endif } } break; case 's': + arg_type = Ptr; + break; case 'p': - case 'A': - case 'B': - args[arg_no].type = Ptr; + if (*ptr == 'A' || *ptr == 'B') + ptr++; + arg_type = Ptr; break; default: abort(); } - arg_count++; - if (arg_count > 9) + + if (arg_no >= 9) abort (); + args[arg_no].type = arg_type; + arg_count++; } } return arg_count; } -/* This is the default routine to handle BFD error messages. - Like fprintf (stderr, ...), but also handles some extra format specifiers. - - %A section name from section. For group components, prints group name too. - %B file name from bfd. For archive components, prints archive too. - - Beware: Only supports a maximum of 9 format arguments. */ - static void error_handler_internal (const char *fmt, va_list ap) { - int i, arg_count; + unsigned int i, arg_count; union _bfd_doprnt_args args[9]; + for (i = 0; i < sizeof (args) / sizeof (args[0]); i++) + args[i].type = Bad; + arg_count = _bfd_doprnt_scan (fmt, args); for (i = 0; i < arg_count; i++) { @@ -1174,6 +1149,26 @@ error_handler_internal (const char *fmt, va_list ap) static bfd_error_handler_type _bfd_error_internal = error_handler_internal; +/* +FUNCTION + _bfd_error_handler + +SYNOPSIS + void _bfd_error_handler (const char *fmt, ...) ATTRIBUTE_PRINTF_1; + +DESCRIPTION + This is the default routine to handle BFD error messages. + Like fprintf (stderr, ...), but also handles some extra format + specifiers. + + %pA section name from section. For group components, prints + group name too. + %pB file name from bfd. For archive components, prints + archive too. + + Beware: Only supports a maximum of 9 format arguments. +*/ + void _bfd_error_handler (const char *fmt, ...) { @@ -1241,9 +1236,9 @@ SUBSECTION CODE_FRAGMENT . .typedef void (*bfd_assert_handler_type) (const char *bfd_formatmsg, -. const char *bfd_version, -. const char *bfd_file, -. int bfd_line); +. const char *bfd_version, +. const char *bfd_file, +. int bfd_line); . */ @@ -1379,7 +1374,7 @@ DESCRIPTION The argument @var{abfd} is ignored. .#define bfd_set_reloc(abfd, asect, location, count) \ -. BFD_SEND (abfd, _bfd_set_reloc, (abfd, asect, location, count)) +. BFD_SEND (abfd, _bfd_set_reloc, (abfd, asect, location, count)) */ /* @@ -1460,7 +1455,7 @@ FUNCTION bfd_get_arch_size SYNOPSIS - int bfd_get_arch_size (bfd *abfd); + int bfd_get_arch_size (bfd *abfd); DESCRIPTION Returns the normalized architecture address size, in bits, as @@ -1487,7 +1482,7 @@ FUNCTION bfd_get_sign_extend_vma SYNOPSIS - int bfd_get_sign_extend_vma (bfd *abfd); + int bfd_get_sign_extend_vma (bfd *abfd); DESCRIPTION Indicates if the target architecture "naturally" sign extends @@ -1525,7 +1520,8 @@ bfd_get_sign_extend_vma (bfd *abfd) || strcmp (name, "pei-x86-64") == 0 || strcmp (name, "pe-arm-wince-little") == 0 || strcmp (name, "pei-arm-wince-little") == 0 - || strcmp (name, "aixcoff-rs6000") == 0) + || strcmp (name, "aixcoff-rs6000") == 0 + || strcmp (name, "aix5coff64-rs6000") == 0) return 1; if (CONST_STRNEQ (name, "mach-o")) @@ -1540,7 +1536,7 @@ FUNCTION bfd_set_start_address SYNOPSIS - bfd_boolean bfd_set_start_address (bfd *abfd, bfd_vma vma); + bfd_boolean bfd_set_start_address (bfd *abfd, bfd_vma vma); DESCRIPTION Make @var{vma} the entry point of output BFD @var{abfd}. @@ -1754,8 +1750,8 @@ DESCRIPTION Not enough memory exists to create private data for @var{obfd}. .#define bfd_copy_private_header_data(ibfd, obfd) \ -. BFD_SEND (obfd, _bfd_copy_private_header_data, \ -. (ibfd, obfd)) +. BFD_SEND (obfd, _bfd_copy_private_header_data, \ +. (ibfd, obfd)) */ @@ -1775,8 +1771,8 @@ DESCRIPTION Not enough memory exists to create private data for @var{obfd}. .#define bfd_copy_private_bfd_data(ibfd, obfd) \ -. BFD_SEND (obfd, _bfd_copy_private_bfd_data, \ -. (ibfd, obfd)) +. BFD_SEND (obfd, _bfd_copy_private_bfd_data, \ +. (ibfd, obfd)) */ @@ -1796,7 +1792,7 @@ DESCRIPTION Not enough memory exists to create private data for @var{obfd}. .#define bfd_set_private_flags(abfd, flags) \ -. BFD_SEND (abfd, _bfd_set_private_flags, (abfd, flags)) +. BFD_SEND (abfd, _bfd_set_private_flags, (abfd, flags)) */ @@ -1808,45 +1804,45 @@ DESCRIPTION The following functions exist but have not yet been documented. .#define bfd_sizeof_headers(abfd, info) \ -. BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, info)) +. BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, info)) . .#define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \ -. BFD_SEND (abfd, _bfd_find_nearest_line, \ -. (abfd, syms, sec, off, file, func, line, NULL)) +. BFD_SEND (abfd, _bfd_find_nearest_line, \ +. (abfd, syms, sec, off, file, func, line, NULL)) . .#define bfd_find_nearest_line_discriminator(abfd, sec, syms, off, file, func, \ -. line, disc) \ -. BFD_SEND (abfd, _bfd_find_nearest_line, \ -. (abfd, syms, sec, off, file, func, line, disc)) +. line, disc) \ +. BFD_SEND (abfd, _bfd_find_nearest_line, \ +. (abfd, syms, sec, off, file, func, line, disc)) . .#define bfd_find_line(abfd, syms, sym, file, line) \ -. BFD_SEND (abfd, _bfd_find_line, \ -. (abfd, syms, sym, file, line)) +. BFD_SEND (abfd, _bfd_find_line, \ +. (abfd, syms, sym, file, line)) . .#define bfd_find_inliner_info(abfd, file, func, line) \ -. BFD_SEND (abfd, _bfd_find_inliner_info, \ -. (abfd, file, func, line)) +. BFD_SEND (abfd, _bfd_find_inliner_info, \ +. (abfd, file, func, line)) . .#define bfd_debug_info_start(abfd) \ -. BFD_SEND (abfd, _bfd_debug_info_start, (abfd)) +. BFD_SEND (abfd, _bfd_debug_info_start, (abfd)) . .#define bfd_debug_info_end(abfd) \ -. BFD_SEND (abfd, _bfd_debug_info_end, (abfd)) +. BFD_SEND (abfd, _bfd_debug_info_end, (abfd)) . .#define bfd_debug_info_accumulate(abfd, section) \ -. BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section)) +. BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section)) . .#define bfd_stat_arch_elt(abfd, stat) \ -. BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat)) +. BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat)) . .#define bfd_update_armap_timestamp(abfd) \ -. BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd)) +. BFD_SEND (abfd, _bfd_update_armap_timestamp, (abfd)) . .#define bfd_set_arch_mach(abfd, arch, mach)\ -. BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach)) +. BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach)) . .#define bfd_relax_section(abfd, section, link_info, again) \ -. BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again)) +. BFD_SEND (abfd, _bfd_relax_section, (abfd, section, link_info, again)) . .#define bfd_gc_sections(abfd, link_info) \ . BFD_SEND (abfd, _bfd_gc_sections, (abfd, link_info)) @@ -1876,7 +1872,7 @@ DESCRIPTION . BFD_SEND (abfd, _bfd_final_link, (abfd, info)) . .#define bfd_free_cached_info(abfd) \ -. BFD_SEND (abfd, _bfd_free_cached_info, (abfd)) +. BFD_SEND (abfd, _bfd_free_cached_info, (abfd)) . .#define bfd_get_dynamic_symtab_upper_bound(abfd) \ . BFD_SEND (abfd, _bfd_get_dynamic_symtab_upper_bound, (abfd)) @@ -2078,7 +2074,7 @@ FUNCTION bfd_emul_get_maxpagesize SYNOPSIS - bfd_vma bfd_emul_get_maxpagesize (const char *); + bfd_vma bfd_emul_get_maxpagesize (const char *); DESCRIPTION Returns the maximum page size, in bytes, as determined by @@ -2124,7 +2120,7 @@ FUNCTION bfd_emul_set_maxpagesize SYNOPSIS - void bfd_emul_set_maxpagesize (const char *, bfd_vma); + void bfd_emul_set_maxpagesize (const char *, bfd_vma); DESCRIPTION For ELF, set the maximum page size for the emulation. It is @@ -2149,7 +2145,7 @@ FUNCTION bfd_emul_get_commonpagesize SYNOPSIS - bfd_vma bfd_emul_get_commonpagesize (const char *); + bfd_vma bfd_emul_get_commonpagesize (const char *, bfd_boolean); DESCRIPTION Returns the common page size, in bytes, as determined by @@ -2160,15 +2156,22 @@ RETURNS */ bfd_vma -bfd_emul_get_commonpagesize (const char *emul) +bfd_emul_get_commonpagesize (const char *emul, bfd_boolean relro) { const bfd_target *target; target = bfd_find_target (emul, NULL); if (target != NULL && target->flavour == bfd_target_elf_flavour) - return xvec_get_elf_backend_data (target)->commonpagesize; + { + const struct elf_backend_data *bed; + bed = xvec_get_elf_backend_data (target); + if (relro) + return bed->relropagesize; + else + return bed->commonpagesize; + } return 0; } @@ -2177,7 +2180,7 @@ FUNCTION bfd_emul_set_commonpagesize SYNOPSIS - void bfd_emul_set_commonpagesize (const char *, bfd_vma); + void bfd_emul_set_commonpagesize (const char *, bfd_vma); DESCRIPTION For ELF, set the common page size for the emulation. It is @@ -2329,6 +2332,8 @@ bfd_update_compression_header (bfd *abfd, bfd_byte *contents, bfd_put_32 (abfd, sec->size, &echdr->ch_size); bfd_put_32 (abfd, 1 << sec->alignment_power, &echdr->ch_addralign); + /* bfd_log2 (alignof (Elf32_Chdr)) */ + bfd_set_section_alignment (abfd, sec, 2); } else { @@ -2339,6 +2344,8 @@ bfd_update_compression_header (bfd *abfd, bfd_byte *contents, bfd_put_64 (abfd, sec->size, &echdr->ch_size); bfd_put_64 (abfd, 1 << sec->alignment_power, &echdr->ch_addralign); + /* bfd_log2 (alignof (Elf64_Chdr)) */ + bfd_set_section_alignment (abfd, sec, 3); } } else @@ -2351,6 +2358,8 @@ bfd_update_compression_header (bfd *abfd, bfd_byte *contents, order. */ memcpy (contents, "ZLIB", 4); bfd_putb64 (sec->size, contents + 4); + /* No way to keep the original alignment, just use 1 always. */ + bfd_set_section_alignment (abfd, sec, 0); } } } @@ -2365,12 +2374,14 @@ bfd_update_compression_header (bfd *abfd, bfd_byte *contents, SYNOPSIS bfd_boolean bfd_check_compression_header (bfd *abfd, bfd_byte *contents, asection *sec, - bfd_size_type *uncompressed_size); + bfd_size_type *uncompressed_size, + unsigned int *uncompressed_alignment_power); DESCRIPTION Check the compression header at CONTENTS of SEC in ABFD and - store the uncompressed size in UNCOMPRESSED_SIZE if the - compression header is valid. + store the uncompressed size in UNCOMPRESSED_SIZE and the + uncompressed data alignment in UNCOMPRESSED_ALIGNMENT_POWER + if the compression header is valid. RETURNS Return TRUE if the compression header is valid. @@ -2379,7 +2390,8 @@ RETURNS bfd_boolean bfd_check_compression_header (bfd *abfd, bfd_byte *contents, asection *sec, - bfd_size_type *uncompressed_size) + bfd_size_type *uncompressed_size, + unsigned int *uncompressed_alignment_power) { if (bfd_get_flavour (abfd) == bfd_target_elf_flavour && (elf_section_flags (sec) & SHF_COMPRESSED) != 0) @@ -2401,9 +2413,10 @@ bfd_check_compression_header (bfd *abfd, bfd_byte *contents, chdr.ch_addralign = bfd_get_64 (abfd, &echdr->ch_addralign); } if (chdr.ch_type == ELFCOMPRESS_ZLIB - && chdr.ch_addralign == 1U << sec->alignment_power) + && chdr.ch_addralign == (1U << bfd_log2 (chdr.ch_addralign))) { *uncompressed_size = chdr.ch_size; + *uncompressed_alignment_power = bfd_log2 (chdr.ch_addralign); return TRUE; } } @@ -2466,10 +2479,6 @@ bfd_convert_section_size (bfd *ibfd, sec_ptr isec, bfd *obfd, { bfd_size_type hdr_size; - /* Do nothing if input file will be decompressed. */ - if ((ibfd->flags & BFD_DECOMPRESS)) - return size; - /* Do nothing if either input or output aren't ELF. */ if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour || bfd_get_flavour (obfd) != bfd_target_elf_flavour) @@ -2480,6 +2489,14 @@ bfd_convert_section_size (bfd *ibfd, sec_ptr isec, bfd *obfd, == get_elf_backend_data (obfd)->s->elfclass) return size; + /* Convert GNU property size. */ + if (CONST_STRNEQ (isec->name, NOTE_GNU_PROPERTY_SECTION_NAME)) + return _bfd_elf_convert_gnu_property_size (ibfd, obfd); + + /* Do nothing if input file will be decompressed. */ + if ((ibfd->flags & BFD_DECOMPRESS)) + return size; + /* Do nothing if the input section isn't a SHF_COMPRESSED section. */ hdr_size = bfd_get_compression_header_size (ibfd, isec); if (hdr_size == 0) @@ -2520,10 +2537,6 @@ bfd_convert_section_contents (bfd *ibfd, sec_ptr isec, bfd *obfd, Elf_Internal_Chdr chdr; bfd_boolean use_memmove; - /* Do nothing if input file will be decompressed. */ - if ((ibfd->flags & BFD_DECOMPRESS)) - return TRUE; - /* Do nothing if either input or output aren't ELF. */ if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour || bfd_get_flavour (obfd) != bfd_target_elf_flavour) @@ -2534,6 +2547,15 @@ bfd_convert_section_contents (bfd *ibfd, sec_ptr isec, bfd *obfd, == get_elf_backend_data (obfd)->s->elfclass) return TRUE; + /* Convert GNU properties. */ + if (CONST_STRNEQ (isec->name, NOTE_GNU_PROPERTY_SECTION_NAME)) + return _bfd_elf_convert_gnu_properties (ibfd, isec, obfd, ptr, + ptr_size); + + /* Do nothing if input file will be decompressed. */ + if ((ibfd->flags & BFD_DECOMPRESS)) + return TRUE; + /* Do nothing if the input section isn't a SHF_COMPRESSED section. */ ihdr_size = bfd_get_compression_header_size (ibfd, isec); if (ihdr_size == 0)