[PATCH] x86: Add -z isa-level-report=[none|all|needed|used]

H.J. Lu hjl.tools@gmail.com
Fri Jun 14 20:21:51 GMT 2024


I'm checking it in now.

On Thu, Jun 13, 2024, 7:57 PM H.J. Lu <hjl.tools@gmail.com> wrote:

> If there are no objections, I will check it in next week.
>
> On Wed, Jun 12, 2024, 12:02 PM H.J. Lu <hjl.tools@gmail.com> wrote:
>
>> Add -z isa-level-report=[none|all|needed|used] to the x86 ELF linker to
>> report needed and used x86-64 ISA levels.
>>
>> bfd/
>>
>>         PR ld/31868
>>         * elf-linker-x86.h (elf_x86_isa_level_report): New.
>>         (elf_linker_x86_params): Add isa_level_report.
>>         * elfxx-x86.c (report_isa_level): New.
>>         (_bfd_x86_elf_link_setup_gnu_properties): Check
>>         -z isa-level-report=[none|all|needed|used] to report needed and
>>         used x86-64 ISA level.
>>
>> ld/
>>
>>         PR ld/31868
>>         * NEWS: Mention -z isa-level-report=[none|all|needed|used].
>>         * ld.texi: Document -z isa-level-report=[none|all|needed|used].
>>         * emulparams/elf32_x86_64.sh: Source x86-64-level-report.sh.
>>         * emulparams/elf_i386.sh: Likewise.
>>         * emulparams/elf_x86_64.sh: Likewise.
>>         * emulparams/x86-64-level-report.sh: New file.
>>         * testsuite/ld-i386/pr31868a.d: Likewise.
>>         * testsuite/ld-i386/pr31868b.d: Likewise.
>>         * testsuite/ld-i386/pr31868c.d: Likewise.
>>         * testsuite/ld-x86-64/pr31868a-x32.d: Likewise.
>>         * testsuite/ld-x86-64/pr31868a.d: Likewise.
>>         * testsuite/ld-x86-64/pr31868a.l: Likewise.
>>         * testsuite/ld-x86-64/pr31868a.s: Likewise.
>>         * testsuite/ld-x86-64/pr31868b-x32.d: Likewise.
>>         * testsuite/ld-x86-64/pr31868b.d: Likewise.
>>         * testsuite/ld-x86-64/pr31868b.l: Likewise.
>>         * testsuite/ld-x86-64/pr31868b.s: Likewise.
>>         * testsuite/ld-x86-64/pr31868c-x32.d: Likewise.
>>         * testsuite/ld-x86-64/pr31868c.d: Likewise.
>>         * testsuite/ld-x86-64/pr31868c.l: Likewise.
>>         * testsuite/ld-i386/i386.exp: Run PR ld/31868 tests.
>>         * testsuite/ld-x86-64/x86-64.exp: Likewise.
>>
>> Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
>> ---
>>  bfd/elf-linker-x86.h                  |  11 +++
>>  bfd/elfxx-x86.c                       | 123 +++++++++++++++++++++++---
>>  ld/NEWS                               |   3 +
>>  ld/emulparams/elf32_x86_64.sh         |   1 +
>>  ld/emulparams/elf_i386.sh             |   1 +
>>  ld/emulparams/elf_x86_64.sh           |   1 +
>>  ld/emulparams/x86-64-level-report.sh  |  25 ++++++
>>  ld/ld.texi                            |  15 ++++
>>  ld/testsuite/ld-i386/i386.exp         |   3 +
>>  ld/testsuite/ld-i386/pr31868a.d       |  12 +++
>>  ld/testsuite/ld-i386/pr31868b.d       |  12 +++
>>  ld/testsuite/ld-i386/pr31868c.d       |  12 +++
>>  ld/testsuite/ld-x86-64/pr31868a-x32.d |  12 +++
>>  ld/testsuite/ld-x86-64/pr31868a.d     |  12 +++
>>  ld/testsuite/ld-x86-64/pr31868a.l     |   4 +
>>  ld/testsuite/ld-x86-64/pr31868a.s     |  60 +++++++++++++
>>  ld/testsuite/ld-x86-64/pr31868b-x32.d |  12 +++
>>  ld/testsuite/ld-x86-64/pr31868b.d     |  12 +++
>>  ld/testsuite/ld-x86-64/pr31868b.l     |   2 +
>>  ld/testsuite/ld-x86-64/pr31868b.s     |  60 +++++++++++++
>>  ld/testsuite/ld-x86-64/pr31868c-x32.d |  12 +++
>>  ld/testsuite/ld-x86-64/pr31868c.d     |  12 +++
>>  ld/testsuite/ld-x86-64/pr31868c.l     |   2 +
>>  ld/testsuite/ld-x86-64/x86-64.exp     |   6 ++
>>  24 files changed, 412 insertions(+), 13 deletions(-)
>>  create mode 100644 ld/emulparams/x86-64-level-report.sh
>>  create mode 100644 ld/testsuite/ld-i386/pr31868a.d
>>  create mode 100644 ld/testsuite/ld-i386/pr31868b.d
>>  create mode 100644 ld/testsuite/ld-i386/pr31868c.d
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868a-x32.d
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868a.d
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868a.l
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868a.s
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868b-x32.d
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868b.d
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868b.l
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868b.s
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868c-x32.d
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868c.d
>>  create mode 100644 ld/testsuite/ld-x86-64/pr31868c.l
>>
>> diff --git a/bfd/elf-linker-x86.h b/bfd/elf-linker-x86.h
>> index 03086fc7ce3..61bffa9c202 100644
>> --- a/bfd/elf-linker-x86.h
>> +++ b/bfd/elf-linker-x86.h
>> @@ -28,6 +28,14 @@ enum elf_x86_prop_report
>>    prop_report_shstk    = 1 << 3    /* Report missing SHSTK property.  */
>>  };
>>
>> +/* ISA level report control.  */
>> +enum elf_x86_isa_level_report
>> +{
>> +  isa_level_report_none          = 0,          /* Do nothing.  */
>> +  isa_level_report_needed = 1 << 0,    /* Needed x86-64 ISA level.  */
>> +  isa_level_report_used          = 1 << 1      /* Used x86-64 ISA
>> level.  */
>> +};
>> +
>>  /* Used to pass x86-specific linker options from ld to bfd.  */
>>  struct elf_linker_x86_params
>>  {
>> @@ -67,6 +75,9 @@ struct elf_linker_x86_params
>>    /* X86-64 ISA level needed.  */
>>    unsigned int isa_level;
>>
>> +  /* Report needed and used x86-64 ISA levels.  */
>> +  enum elf_x86_isa_level_report isa_level_report;
>> +
>>    /* Report missing IBT and SHSTK properties.  */
>>    enum elf_x86_prop_report cet_report;
>>
>> diff --git a/bfd/elfxx-x86.c b/bfd/elfxx-x86.c
>> index 8564391029a..28ec6d21184 100644
>> --- a/bfd/elfxx-x86.c
>> +++ b/bfd/elfxx-x86.c
>> @@ -4017,6 +4017,50 @@ _bfd_x86_elf_merge_gnu_properties (struct
>> bfd_link_info *info,
>>    return updated;
>>  }
>>
>> +/* Report x86-64 ISA level.  */
>> +
>> +static void
>> +report_isa_level (struct bfd_link_info *info, bfd *abfd,
>> +                 unsigned int bitmask, bool needed)
>> +{
>> +  if (!bitmask)
>> +    return;
>> +
>> +  if (needed)
>> +    info->callbacks->einfo (_("%pB: x86 ISA needed: "), abfd);
>> +  else
>> +    info->callbacks->einfo (_("%pB: x86 ISA used: "), abfd);
>> +
>> +  while (bitmask)
>> +    {
>> +      unsigned int bit = bitmask & (- bitmask);
>> +
>> +      bitmask &= ~ bit;
>> +      switch (bit)
>> +       {
>> +       case GNU_PROPERTY_X86_ISA_1_BASELINE:
>> +         info->callbacks->einfo ("x86-64-baseline");
>> +         break;
>> +       case GNU_PROPERTY_X86_ISA_1_V2:
>> +         info->callbacks->einfo ("x86-64-v2");
>> +         break;
>> +       case GNU_PROPERTY_X86_ISA_1_V3:
>> +         info->callbacks->einfo ("x86-64-v3");
>> +         break;
>> +       case GNU_PROPERTY_X86_ISA_1_V4:
>> +         info->callbacks->einfo ("x86-64-v4");
>> +         break;
>> +       default:
>> +         info->callbacks->einfo (_("<unknown: %x>"), bit);
>> +         break;
>> +       }
>> +      if (bitmask)
>> +       info->callbacks->einfo (", ");
>> +    }
>> +
>> +  info->callbacks->einfo ("\n");
>> +}
>> +
>>  /* Set up x86 GNU properties.  Return the first relocatable ELF input
>>     with GNU properties if found.  Otherwise, return NULL.  */
>>
>> @@ -4155,11 +4199,12 @@ _bfd_x86_elf_link_setup_gnu_properties
>>         }
>>      }
>>
>> -  if (htab->params->cet_report
>> -      || htab->params->lam_u48_report
>> -      || htab->params->lam_u57_report)
>> +  bool check_feature_1 = (htab->params->cet_report
>> +                         || htab->params->lam_u48_report
>> +                         || htab->params->lam_u57_report);
>> +  if (check_feature_1 || htab->params->isa_level_report)
>>      {
>> -      /* Report missing IBT, SHSTK and LAM properties.  */
>> +      /* Report missing IBT, SHSTK, ISA level and LAM properties.  */
>>        bfd *abfd;
>>        const char *warning_msg = _("%P: %pB: warning: missing %s\n");
>>        const char *error_msg = _("%X%P: %pB: error: missing %s\n");
>> @@ -4167,7 +4212,6 @@ _bfd_x86_elf_link_setup_gnu_properties
>>        const char *lam_u48_msg = NULL;
>>        const char *lam_u57_msg = NULL;
>>        const char *missing;
>> -      elf_property_list *p;
>>        bool missing_ibt, missing_shstk;
>>        bool missing_lam_u48, missing_lam_u57;
>>        bool check_ibt
>> @@ -4176,6 +4220,10 @@ _bfd_x86_elf_link_setup_gnu_properties
>>        bool check_shstk
>>         = (htab->params->cet_report
>>            && (htab->params->cet_report & prop_report_shstk));
>> +      bool report_needed_level
>> +       = (htab->params->isa_level_report & isa_level_report_needed) != 0;
>> +      bool report_used_level
>> +       = (htab->params->isa_level_report & isa_level_report_used) != 0;
>>
>>        if (htab->params->cet_report)
>>         {
>> @@ -4203,23 +4251,63 @@ _bfd_x86_elf_link_setup_gnu_properties
>>         if (!(abfd->flags & (DYNAMIC | BFD_PLUGIN | BFD_LINKER_CREATED))
>>             && bfd_get_flavour (abfd) == bfd_target_elf_flavour)
>>           {
>> -           for (p = elf_properties (abfd); p; p = p->next)
>> -             if (p->property.pr_type == GNU_PROPERTY_X86_FEATURE_1_AND)
>> -               break;
>> +           elf_property_list *p1;
>> +           elf_property_list *p_feature_1 = NULL;
>> +           elf_property_list *p_isa_1_needed = NULL;
>> +           elf_property_list *p_isa_1_used = NULL;
>> +           bool find_feature_1 = check_feature_1;
>> +           bool find_needed_level = report_needed_level;
>> +           bool find_used_level = report_used_level;
>> +
>> +           for (p1 = elf_properties (abfd); p1; p1 = p1->next)
>> +             {
>> +               switch (p1->property.pr_type)
>> +                 {
>> +                 case GNU_PROPERTY_X86_FEATURE_1_AND:
>> +                   if (find_feature_1)
>> +                     {
>> +                       p_feature_1 = p1;
>> +                       find_feature_1 = false;
>> +                     }
>> +                   break;
>> +                 case GNU_PROPERTY_X86_ISA_1_NEEDED:
>> +                   if (find_needed_level)
>> +                     {
>> +                       p_isa_1_needed = p1;
>> +                       find_needed_level = false;
>> +                     }
>> +                   break;
>> +                 case GNU_PROPERTY_X86_ISA_1_USED:
>> +                   if (find_used_level)
>> +                     {
>> +                       p_isa_1_used = p1;
>> +                       find_used_level = false;
>> +                     }
>> +                   break;
>> +                 default:
>> +                   break;
>> +                 }
>> +
>> +               if (!find_feature_1
>> +                   && !find_needed_level
>> +                   && !find_used_level)
>> +                 break;
>> +             }
>> +
>>
>>             missing_ibt = check_ibt;
>>             missing_shstk = check_shstk;
>>             missing_lam_u48 = !!lam_u48_msg;
>>             missing_lam_u57 = !!lam_u57_msg;
>> -           if (p)
>> +           if (p_feature_1)
>>               {
>> -               missing_ibt &= !(p->property.u.number
>> +               missing_ibt &= !(p_feature_1->property.u.number
>>                                  & GNU_PROPERTY_X86_FEATURE_1_IBT);
>> -               missing_shstk &= !(p->property.u.number
>> +               missing_shstk &= !(p_feature_1->property.u.number
>>                                    & GNU_PROPERTY_X86_FEATURE_1_SHSTK);
>> -               missing_lam_u48 &= !(p->property.u.number
>> +               missing_lam_u48 &= !(p_feature_1->property.u.number
>>                                      &
>> GNU_PROPERTY_X86_FEATURE_1_LAM_U48);
>> -               missing_lam_u57 &= !(p->property.u.number
>> +               missing_lam_u57 &= !(p_feature_1->property.u.number
>>                                      &
>> GNU_PROPERTY_X86_FEATURE_1_LAM_U57);
>>               }
>>             if (missing_ibt || missing_shstk)
>> @@ -4242,6 +4330,15 @@ _bfd_x86_elf_link_setup_gnu_properties
>>                 missing = _("LAM_U57 property");
>>                 info->callbacks->einfo (lam_u57_msg, abfd, missing);
>>               }
>> +
>> +           if (p_isa_1_needed)
>> +             report_isa_level (info, abfd,
>> +                               p_isa_1_needed->property.u.number,
>> +                               true);
>> +           if (p_isa_1_used)
>> +             report_isa_level (info, abfd,
>> +                               p_isa_1_used->property.u.number,
>> +                               false);
>>           }
>>      }
>>
>> diff --git a/ld/NEWS b/ld/NEWS
>> index 00eb46047d1..16e3b8bb88a 100644
>> --- a/ld/NEWS
>> +++ b/ld/NEWS
>> @@ -1,5 +1,8 @@
>>  -*- text -*-
>>
>> +* Add -z isa-level-report=[none|all|needed|used] to the x86 ELF linker
>> +  to report needed and used x86-64 ISA levels.
>> +
>>  * Add --section-ordering-file <FILE> option to add extra mapping of input
>>    sections to output sections.
>>
>> diff --git a/ld/emulparams/elf32_x86_64.sh b/ld/emulparams/elf32_x86_64.sh
>> index f6c6de9cc9e..6a92eec129d 100644
>> --- a/ld/emulparams/elf32_x86_64.sh
>> +++ b/ld/emulparams/elf32_x86_64.sh
>> @@ -6,6 +6,7 @@ source_sh ${srcdir}/emulparams/call_nop.sh
>>  source_sh ${srcdir}/emulparams/cet.sh
>>  source_sh ${srcdir}/emulparams/x86-report-relative.sh
>>  source_sh ${srcdir}/emulparams/x86-64-level.sh
>> +source_sh ${srcdir}/emulparams/x86-64-level-report.sh
>>  source_sh ${srcdir}/emulparams/x86-64-plt.sh
>>  source_sh ${srcdir}/emulparams/static.sh
>>  source_sh ${srcdir}/emulparams/dt-relr.sh
>> diff --git a/ld/emulparams/elf_i386.sh b/ld/emulparams/elf_i386.sh
>> index 3f124356d02..6f698bb0b06 100644
>> --- a/ld/emulparams/elf_i386.sh
>> +++ b/ld/emulparams/elf_i386.sh
>> @@ -5,6 +5,7 @@ source_sh ${srcdir}/emulparams/call_nop.sh
>>  source_sh ${srcdir}/emulparams/cet.sh
>>  source_sh ${srcdir}/emulparams/x86-report-relative.sh
>>  source_sh ${srcdir}/emulparams/x86-64-level.sh
>> +source_sh ${srcdir}/emulparams/x86-64-level-report.sh
>>  source_sh ${srcdir}/emulparams/static.sh
>>  source_sh ${srcdir}/emulparams/dt-relr.sh
>>  SCRIPT_NAME=elf
>> diff --git a/ld/emulparams/elf_x86_64.sh b/ld/emulparams/elf_x86_64.sh
>> index 466da2c48ca..92449745c7a 100644
>> --- a/ld/emulparams/elf_x86_64.sh
>> +++ b/ld/emulparams/elf_x86_64.sh
>> @@ -6,6 +6,7 @@ source_sh ${srcdir}/emulparams/call_nop.sh
>>  source_sh ${srcdir}/emulparams/cet.sh
>>  source_sh ${srcdir}/emulparams/x86-report-relative.sh
>>  source_sh ${srcdir}/emulparams/x86-64-level.sh
>> +source_sh ${srcdir}/emulparams/x86-64-level-report.sh
>>  source_sh ${srcdir}/emulparams/x86-64-lam.sh
>>  source_sh ${srcdir}/emulparams/x86-64-plt.sh
>>  source_sh ${srcdir}/emulparams/static.sh
>> diff --git a/ld/emulparams/x86-64-level-report.sh
>> b/ld/emulparams/x86-64-level-report.sh
>> new file mode 100644
>> index 00000000000..518527767a4
>> --- /dev/null
>> +++ b/ld/emulparams/x86-64-level-report.sh
>> @@ -0,0 +1,25 @@
>> +PARSE_AND_LIST_OPTIONS_X86_64_LEVEL_REPORT='
>> +  fprintf (file, _("\
>> +  -z isa-level-report=[none|all|needed|used] (default: none)\n\
>> +                              Report x86-64 ISA level\n"));
>> +'
>> +PARSE_AND_LIST_ARGS_CASE_Z_X86_64_LEVEL_REPORT='
>> +      else if (strncmp (optarg, "isa-level-report=", 17) == 0)
>> +       {
>> +         if (strcmp (optarg + 17, "none") == 0)
>> +           params.isa_level_report = isa_level_report_none;
>> +         else if (strcmp (optarg + 17, "all") == 0)
>> +           params.isa_level_report = (isa_level_report_needed
>> +                                      | isa_level_report_used);
>> +         else if (strcmp (optarg + 17, "needed") == 0)
>> +           params.isa_level_report = isa_level_report_needed;
>> +         else if (strcmp (optarg + 17, "used") == 0)
>> +           params.isa_level_report = isa_level_report_used;
>> +         else
>> +           einfo (_("%F%P: invalid option for -z isa-level-report=:
>> %s\n"),
>> +                  optarg + 17);
>> +       }
>> +'
>> +
>> +PARSE_AND_LIST_OPTIONS="$PARSE_AND_LIST_OPTIONS
>> $PARSE_AND_LIST_OPTIONS_X86_64_LEVEL_REPORT"
>> +PARSE_AND_LIST_ARGS_CASE_Z="$PARSE_AND_LIST_ARGS_CASE_Z
>> $PARSE_AND_LIST_ARGS_CASE_Z_X86_64_LEVEL_REPORT"
>> diff --git a/ld/ld.texi b/ld/ld.texi
>> index ef3706fa7ac..b75dc44bb93 100644
>> --- a/ld/ld.texi
>> +++ b/ld/ld.texi
>> @@ -1668,6 +1668,21 @@ Specify the x86-64 ISA level needed in
>> .note.gnu.property section.
>>  @option{x86-64-v4} generates @code{GNU_PROPERTY_X86_ISA_1_V4}.
>>  Supported for Linux/i386 and Linux/x86_64.
>>
>> +@item isa-level-report=none
>> +@itemx isa-level-report=all
>> +@itemx isa-level-report=needed
>> +@itemx isa-level-report=used
>> +Specify how to report x86-64 ISA levels in input relocatable files.
>> +@option{isa-level-report=none}, which is the default, will make the
>> +linker not report x86-64 ISA levels in input files.
>> +@option{isa-level-report=all} will make the linker report needed and
>> +used x86-64 ISA levels in input files.
>> +@option{isa-level-report=needed} will make the linker report needed
>> +x86-64 ISA levels in input files.
>> +@option{isa-level-report=used} will make the linker report used
>> +x86-64 ISA levels in input files.
>> +Supported for Linux/i386 and Linux/x86_64.
>> +
>>  @end table
>>
>>  Other keywords are ignored for Solaris compatibility.
>> diff --git a/ld/testsuite/ld-i386/i386.exp b/ld/testsuite/ld-i386/i386.exp
>> index 18d1c9198ca..94e6655f862 100644
>> --- a/ld/testsuite/ld-i386/i386.exp
>> +++ b/ld/testsuite/ld-i386/i386.exp
>> @@ -541,6 +541,9 @@ run_dump_test "tlsdesc2"
>>  run_dump_test "report-reloc-1"
>>  run_dump_test "pr27998a"
>>  run_dump_test "pr27998b"
>> +run_dump_test "pr31868a"
>> +run_dump_test "pr31868b"
>> +run_dump_test "pr31868c"
>>
>>  proc undefined_weak {cflags ldflags} {
>>      set testname "Undefined weak symbol"
>> diff --git a/ld/testsuite/ld-i386/pr31868a.d
>> b/ld/testsuite/ld-i386/pr31868a.d
>> new file mode 100644
>> index 00000000000..070d70fc199
>> --- /dev/null
>> +++ b/ld/testsuite/ld-i386/pr31868a.d
>> @@ -0,0 +1,12 @@
>> +#source: ../ld-x86-64/pr31868a.s
>> +#source: ../ld-x86-64/pr31868b.s
>> +#as: --32
>> +#ld: -r -melf_i386 -z isa-level-report=all
>> +#warning_output:../ld-x86-64/pr31868a.l
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000018      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-i386/pr31868b.d
>> b/ld/testsuite/ld-i386/pr31868b.d
>> new file mode 100644
>> index 00000000000..375c11aa52e
>> --- /dev/null
>> +++ b/ld/testsuite/ld-i386/pr31868b.d
>> @@ -0,0 +1,12 @@
>> +#source: ../ld-x86-64/pr31868a.s
>> +#source: ../ld-x86-64/pr31868b.s
>> +#as: --32
>> +#ld: -r -melf_i386 -z isa-level-report=needed
>> +#warning_output:../ld-x86-64/pr31868b.l
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000018      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-i386/pr31868c.d
>> b/ld/testsuite/ld-i386/pr31868c.d
>> new file mode 100644
>> index 00000000000..dc8543a3621
>> --- /dev/null
>> +++ b/ld/testsuite/ld-i386/pr31868c.d
>> @@ -0,0 +1,12 @@
>> +#source: ../ld-x86-64/pr31868a.s
>> +#source: ../ld-x86-64/pr31868b.s
>> +#as: --32
>> +#ld: -r -melf_i386 -z isa-level-report=used
>> +#warning_output:../ld-x86-64/pr31868c.l
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000018      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868a-x32.d
>> b/ld/testsuite/ld-x86-64/pr31868a-x32.d
>> new file mode 100644
>> index 00000000000..90f16ee78b8
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868a-x32.d
>> @@ -0,0 +1,12 @@
>> +#source: pr31868a.s
>> +#source: pr31868b.s
>> +#as: --x32
>> +#warning_output: pr31868a.l
>> +#ld: -r -m elf32_x86_64 -z isa-level-report=all
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000018      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868a.d
>> b/ld/testsuite/ld-x86-64/pr31868a.d
>> new file mode 100644
>> index 00000000000..54839bb4ebc
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868a.d
>> @@ -0,0 +1,12 @@
>> +#source: pr31868a.s
>> +#source: pr31868b.s
>> +#as: --64 -defsym __64_bit__=1
>> +#warning_output: pr31868a.l
>> +#ld: -r -m elf_x86_64 -z isa-level-report=all
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000020      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868a.l
>> b/ld/testsuite/ld-x86-64/pr31868a.l
>> new file mode 100644
>> index 00000000000..1244dfd1a57
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868a.l
>> @@ -0,0 +1,4 @@
>> +tmpdir/pr31868a.o: x86 ISA needed: x86-64-baseline, x86-64-v3, <unknown:
>> 10>, <unknown: 20>
>> +tmpdir/pr31868a.o: x86 ISA used: x86-64-v3, x86-64-v4, <unknown: 40>
>> +tmpdir/pr31868b.o: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3
>> +tmpdir/pr31868b.o: x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v4,
>> <unknown: 10>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868a.s
>> b/ld/testsuite/ld-x86-64/pr31868a.s
>> new file mode 100644
>> index 00000000000..e39405bac53
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868a.s
>> @@ -0,0 +1,60 @@
>> +       .section ".note.gnu.property", "a"
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       .long 1f - 0f           /* name length.  */
>> +       .long 4f - 1f           /* data length.  */
>> +       /* NT_GNU_PROPERTY_TYPE_0 */
>> +       .long 5                 /* note type.  */
>> +0:
>> +       .asciz "GNU"            /* vendor name.  */
>> +1:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       /* GNU_PROPERTY_X86_ISA_1_USED */
>> +       .long 0xc0010002        /* pr_type.  */
>> +       .long 3f - 2f           /* pr_datasz.  */
>> +2:
>> +       .long 0x4c
>> +3:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +4:
>> +       .section ".note.gnu.property", "a"
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       .long 1f - 0f           /* name length.  */
>> +       .long 4f - 1f           /* data length.  */
>> +       /* NT_GNU_PROPERTY_TYPE_0 */
>> +       .long 5                 /* note type.  */
>> +0:
>> +       .asciz "GNU"            /* vendor name.  */
>> +1:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       /* GNU_PROPERTY_X86_ISA_1_NEEDED */
>> +       .long 0xc0008002        /* pr_type.  */
>> +       .long 3f - 2f           /* pr_datasz.  */
>> +2:
>> +       .long 0x35
>> +3:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +4:
>> diff --git a/ld/testsuite/ld-x86-64/pr31868b-x32.d
>> b/ld/testsuite/ld-x86-64/pr31868b-x32.d
>> new file mode 100644
>> index 00000000000..d88efce4b40
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868b-x32.d
>> @@ -0,0 +1,12 @@
>> +#source: pr31868a.s
>> +#source: pr31868b.s
>> +#as: --x32
>> +#warning_output: pr31868b.l
>> +#ld: -r -m elf32_x86_64 -z isa-level-report=needed
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000018      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868b.d
>> b/ld/testsuite/ld-x86-64/pr31868b.d
>> new file mode 100644
>> index 00000000000..6ead70e0a90
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868b.d
>> @@ -0,0 +1,12 @@
>> +#source: pr31868a.s
>> +#source: pr31868b.s
>> +#as: --64 -defsym __64_bit__=1
>> +#warning_output: pr31868b.l
>> +#ld: -r -m elf_x86_64 -z isa-level-report=needed
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000020      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868b.l
>> b/ld/testsuite/ld-x86-64/pr31868b.l
>> new file mode 100644
>> index 00000000000..1380befde48
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868b.l
>> @@ -0,0 +1,2 @@
>> +tmpdir/pr31868a.o: x86 ISA needed: x86-64-baseline, x86-64-v3, <unknown:
>> 10>, <unknown: 20>
>> +tmpdir/pr31868b.o: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3
>> diff --git a/ld/testsuite/ld-x86-64/pr31868b.s
>> b/ld/testsuite/ld-x86-64/pr31868b.s
>> new file mode 100644
>> index 00000000000..afa529e9976
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868b.s
>> @@ -0,0 +1,60 @@
>> +       .section ".note.gnu.property", "a"
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       .long 1f - 0f           /* name length.  */
>> +       .long 4f - 1f           /* data length.  */
>> +       /* NT_GNU_PROPERTY_TYPE_0 */
>> +       .long 5                 /* note type.  */
>> +0:
>> +       .asciz "GNU"            /* vendor name.  */
>> +1:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       /* GNU_PROPERTY_X86_ISA_1_NEEDED */
>> +       .long 0xc0008002        /* pr_type.  */
>> +       .long 3f - 2f           /* pr_datasz.  */
>> +2:
>> +       .long 0x7
>> +3:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +4:
>> +       .section ".note.gnu.property", "a"
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       .long 1f - 0f           /* name length.  */
>> +       .long 4f - 1f           /* data length.  */
>> +       /* NT_GNU_PROPERTY_TYPE_0 */
>> +       .long 5                 /* note type.  */
>> +0:
>> +       .asciz "GNU"            /* vendor name.  */
>> +1:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +       /* GNU_PROPERTY_X86_ISA_1_USED */
>> +       .long 0xc0010002        /* pr_type.  */
>> +       .long 3f - 2f           /* pr_datasz.  */
>> +2:
>> +       .long 0x1b
>> +3:
>> +.ifdef __64_bit__
>> +       .p2align 3
>> +.else
>> +       .p2align 2
>> +.endif
>> +4:
>> diff --git a/ld/testsuite/ld-x86-64/pr31868c-x32.d
>> b/ld/testsuite/ld-x86-64/pr31868c-x32.d
>> new file mode 100644
>> index 00000000000..a38afd55a84
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868c-x32.d
>> @@ -0,0 +1,12 @@
>> +#source: pr31868a.s
>> +#source: pr31868b.s
>> +#as: --x32
>> +#warning_output: pr31868c.l
>> +#ld: -r -m elf32_x86_64 -z isa-level-report=used
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000018      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868c.d
>> b/ld/testsuite/ld-x86-64/pr31868c.d
>> new file mode 100644
>> index 00000000000..3e6a65d98ab
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868c.d
>> @@ -0,0 +1,12 @@
>> +#source: pr31868a.s
>> +#source: pr31868b.s
>> +#as: --64 -defsym __64_bit__=1
>> +#warning_output: pr31868c.l
>> +#ld: -r -m elf_x86_64 -z isa-level-report=used
>> +#readelf: -n
>> +
>> +Displaying notes found in: .note.gnu.property
>> +[      ]+Owner[        ]+Data size[    ]+Description
>> +  GNU                  0x00000020      NT_GNU_PROPERTY_TYPE_0
>> +      Properties: x86 ISA needed: x86-64-baseline, x86-64-v2, x86-64-v3,
>> <unknown: 10>, <unknown: 20>
>> +       x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v3, x86-64-v4,
>> <unknown: 10>, <unknown: 40>
>> diff --git a/ld/testsuite/ld-x86-64/pr31868c.l
>> b/ld/testsuite/ld-x86-64/pr31868c.l
>> new file mode 100644
>> index 00000000000..7de0be6c2b1
>> --- /dev/null
>> +++ b/ld/testsuite/ld-x86-64/pr31868c.l
>> @@ -0,0 +1,2 @@
>> +tmpdir/pr31868a.o: x86 ISA used: x86-64-v3, x86-64-v4, <unknown: 40>
>> +tmpdir/pr31868b.o: x86 ISA used: x86-64-baseline, x86-64-v2, x86-64-v4,
>> <unknown: 10>
>> diff --git a/ld/testsuite/ld-x86-64/x86-64.exp
>> b/ld/testsuite/ld-x86-64/x86-64.exp
>> index 6546fff4efc..dddac4375e1 100644
>> --- a/ld/testsuite/ld-x86-64/x86-64.exp
>> +++ b/ld/testsuite/ld-x86-64/x86-64.exp
>> @@ -531,6 +531,12 @@ run_dump_test "dt-relr-1b-x32"
>>  run_dump_test "pr30787"
>>  run_dump_test "pr31047"
>>  run_dump_test "pr31047-x32"
>> +run_dump_test "pr31868a"
>> +run_dump_test "pr31868a-x32"
>> +run_dump_test "pr31868b"
>> +run_dump_test "pr31868b-x32"
>> +run_dump_test "pr31868c"
>> +run_dump_test "pr31868c-x32"
>>
>>  if { ![skip_sframe_tests] } {
>>      run_dump_test "sframe-simple-1"
>> --
>> 2.45.2
>>
>>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://sourceware.org/pipermail/binutils/attachments/20240615/766058ad/attachment-0001.htm>


More information about the Binutils mailing list