From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1585) id C9AF63857835; Mon, 21 Aug 2023 11:44:20 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C9AF63857835 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable From: Luis Machado To: bfd-cvs@sourceware.org Subject: [binutils-gdb] aarch64/sme: Core file support X-Act-Checkin: binutils-gdb X-Git-Author: Ezra Sitorus X-Git-Refname: refs/heads/master X-Git-Oldrev: fa62aafb7d81b89d68752e830a757ef4199d0b21 X-Git-Newrev: 682267bfe4288c44ac725ba8abd7f2e790b45431 Message-Id: <20230821114420.C9AF63857835@sourceware.org> Date: Mon, 21 Aug 2023 11:44:20 +0000 (GMT) X-BeenThere: binutils-cvs@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Binutils-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 21 Aug 2023 11:44:20 -0000 https://sourceware.org/git/gitweb.cgi?p=3Dbinutils-gdb.git;h=3D682267bfe428= 8c44ac725ba8abd7f2e790b45431 commit 682267bfe4288c44ac725ba8abd7f2e790b45431 Author: Ezra Sitorus Date: Tue Nov 15 08:54:01 2022 +0000 aarch64/sme: Core file support =20 Add required code to support core file dumps with NT_ARM_ZA and NT_ARM_= SSVE register sets in them. =20 These new register sets are dumped when SME is supported. Diff: --- bfd/elf-bfd.h | 4 ++++ bfd/elf.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++++++= +++ 2 files changed, 62 insertions(+) diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index 869e86b7749..659eef4d150 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -2940,6 +2940,10 @@ extern char *elfcore_write_aarch_pauth (bfd *, char *, int *, const void *, int); extern char *elfcore_write_aarch_mte (bfd *, char *, int *, const void *, int); +extern char *elfcore_write_aarch_ssve + (bfd *, char *, int *, const void *, int); +extern char *elfcore_write_aarch_za + (bfd *, char *, int *, const void *, int); extern char *elfcore_write_arc_v2 (bfd *, char *, int *, const void *, int); extern char *elfcore_write_riscv_csr diff --git a/bfd/elf.c b/bfd/elf.c index c797c11d62d..33cc39875f9 100644 --- a/bfd/elf.c +++ b/bfd/elf.c @@ -10679,6 +10679,18 @@ elfcore_grok_aarch_mte (bfd *abfd, Elf_Internal_No= te *note) note); } =20 +static bool +elfcore_grok_aarch_ssve (bfd *abfd, Elf_Internal_Note *note) +{ + return elfcore_make_note_pseudosection (abfd, ".reg-aarch-ssve", note); +} + +static bool +elfcore_grok_aarch_za (bfd *abfd, Elf_Internal_Note *note) +{ + return elfcore_make_note_pseudosection (abfd, ".reg-aarch-za", note); +} + static bool elfcore_grok_arc_v2 (bfd *abfd, Elf_Internal_Note *note) { @@ -11394,6 +11406,20 @@ elfcore_grok_note (bfd *abfd, Elf_Internal_Note *n= ote) else return true; =20 + case NT_ARM_SSVE: + if (note->namesz =3D=3D 6 + && strcmp (note->namedata, "LINUX") =3D=3D 0) + return elfcore_grok_aarch_ssve (abfd, note); + else + return true; + + case NT_ARM_ZA: + if (note->namesz =3D=3D 6 + && strcmp (note->namedata, "LINUX") =3D=3D 0) + return elfcore_grok_aarch_za (abfd, note); + else + return true; + case NT_GDB_TDESC: if (note->namesz =3D=3D 4 && strcmp (note->namedata, "GDB") =3D=3D 0) @@ -13008,6 +13034,34 @@ elfcore_write_aarch_mte (bfd *abfd, size); } =20 +char * +elfcore_write_aarch_ssve (bfd *abfd, + char *buf, + int *bufsiz, + const void *aarch_ssve, + int size) +{ + char *note_name =3D "LINUX"; + return elfcore_write_note (abfd, buf, bufsiz, + note_name, NT_ARM_SSVE, + aarch_ssve, + size); +} + +char * +elfcore_write_aarch_za (bfd *abfd, + char *buf, + int *bufsiz, + const void *aarch_za, + int size) +{ + char *note_name =3D "LINUX"; + return elfcore_write_note (abfd, buf, bufsiz, + note_name, NT_ARM_ZA, + aarch_za, + size); +} + char * elfcore_write_arc_v2 (bfd *abfd, char *buf, @@ -13189,6 +13243,10 @@ elfcore_write_register_note (bfd *abfd, return elfcore_write_aarch_pauth (abfd, buf, bufsiz, data, size); if (strcmp (section, ".reg-aarch-mte") =3D=3D 0) return elfcore_write_aarch_mte (abfd, buf, bufsiz, data, size); + if (strcmp (section, ".reg-aarch-ssve") =3D=3D 0) + return elfcore_write_aarch_ssve (abfd, buf, bufsiz, data, size); + if (strcmp (section, ".reg-aarch-za") =3D=3D 0) + return elfcore_write_aarch_za (abfd, buf, bufsiz, data, size); if (strcmp (section, ".reg-arc-v2") =3D=3D 0) return elfcore_write_arc_v2 (abfd, buf, bufsiz, data, size); if (strcmp (section, ".gdb-tdesc") =3D=3D 0)