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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 May 2023 10:25:30.3338 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 67cfadbd-1f11-4f94-f8ac-08db58535f0d X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DBAEUR03FT016.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV2PR08MB8584 X-Spam-Status: No, score=-11.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,FORGED_SPF_HELO,GIT_PATCH_0,KAM_DMARC_NONE,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: From: Ezra Sitorus Add required code to support core file dumps with NT_ARM_ZA and NT_ARM_SSVE register sets in them. These new register sets are dumped when SME is supported. --- 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 2a64a1e6a03..d0187231d30 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -2924,6 +2924,10 @@ 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 94954a8fbb9..e59b3f0f5ec 100644 --- a/bfd/elf.c +++ b/bfd/elf.c @@ -10051,6 +10051,18 @@ elfcore_grok_aarch_mte (bfd *abfd, Elf_Internal_Note *note) note); } +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) { @@ -10766,6 +10778,20 @@ elfcore_grok_note (bfd *abfd, Elf_Internal_Note *note) else return true; + case NT_ARM_SSVE: + if (note->namesz == 6 + && strcmp (note->namedata, "LINUX") == 0) + return elfcore_grok_aarch_ssve (abfd, note); + else + return true; + + case NT_ARM_ZA: + if (note->namesz == 6 + && strcmp (note->namedata, "LINUX") == 0) + return elfcore_grok_aarch_za (abfd, note); + else + return true; + case NT_GDB_TDESC: if (note->namesz == 4 && strcmp (note->namedata, "GDB") == 0) @@ -12380,6 +12406,34 @@ elfcore_write_aarch_mte (bfd *abfd, size); } +char * +elfcore_write_aarch_ssve (bfd *abfd, + char *buf, + int *bufsiz, + const void *aarch_ssve, + int size) +{ + char *note_name = "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 = "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, @@ -12561,6 +12615,10 @@ elfcore_write_register_note (bfd *abfd, return elfcore_write_aarch_pauth (abfd, buf, bufsiz, data, size); if (strcmp (section, ".reg-aarch-mte") == 0) return elfcore_write_aarch_mte (abfd, buf, bufsiz, data, size); + if (strcmp (section, ".reg-aarch-ssve") == 0) + return elfcore_write_aarch_ssve (abfd, buf, bufsiz, data, size); + if (strcmp (section, ".reg-aarch-za") == 0) + return elfcore_write_aarch_za (abfd, buf, bufsiz, data, size); if (strcmp (section, ".reg-arc-v2") == 0) return elfcore_write_arc_v2 (abfd, buf, bufsiz, data, size); if (strcmp (section, ".gdb-tdesc") == 0) -- 2.25.1