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author | Ezra Sitorus <ezra.sitorus@arm.com> | 2022-11-15 08:54:01 +0000 |
---|---|---|
committer | Luis Machado <luis.machado@arm.com> | 2023-08-21 12:43:35 +0100 |
commit | 682267bfe4288c44ac725ba8abd7f2e790b45431 (patch) | |
tree | af842e3cf1f5909350979857e72530e8e597d670 /bfd | |
parent | fa62aafb7d81b89d68752e830a757ef4199d0b21 (diff) | |
download | gdb-682267bfe4288c44ac725ba8abd7f2e790b45431.zip gdb-682267bfe4288c44ac725ba8abd7f2e790b45431.tar.gz gdb-682267bfe4288c44ac725ba8abd7f2e790b45431.tar.bz2 |
aarch64/sme: Core file support
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.
Diffstat (limited to 'bfd')
-rw-r--r-- | bfd/elf-bfd.h | 4 | ||||
-rw-r--r-- | bfd/elf.c | 58 |
2 files changed, 62 insertions, 0 deletions
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index 869e86b..659eef4 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 @@ -10680,6 +10680,18 @@ elfcore_grok_aarch_mte (bfd *abfd, Elf_Internal_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) { return elfcore_make_note_pseudosection (abfd, ".reg-arc-v2", note); @@ -11394,6 +11406,20 @@ 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) @@ -13009,6 +13035,34 @@ elfcore_write_aarch_mte (bfd *abfd, } 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, int *bufsiz, @@ -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") == 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) |