[PING][PATCH v2 0/3] Core file support for Aarch64 SVE

[Alan Hayward]

Ping.

> On 30 Jul 2018, at 10:25, Alan Hayward <Alan.Hayward@arm.com> wrote:
> 
> Support both the reading and writing of core files on aarch64 SVE.
> 
> SVE core files are doumented here:
> https://github.com/torvalds/linux/blob/master/Documentation/arm64/sve.txt
> * A NT_ARM_SVE note will be added to each coredump for each thread of the
>  dumped process.  The contents will be equivalent to the data that would have
>  been read if a PTRACE_GETREGSET of NT_ARM_SVE were executed for each thread
>  when the coredump was generated.
> 
> The first patch adds support allowing writing of core files for targets with
> variable length core files. Currently all targets with variable length core
> files do not allow the creation of core files.
> 
> The second patch detects SVE state in a core file.
> The final patch adds the supply/collect functions for core file parsing.
> 
> Checked with make check on x86 (all targets) and aarch64.
> Generated core files on SVE emulator both from gdb "generate-core-file"
> command and a segfault. Loaded these back into gdb.
> 
> 
> Alan Hayward (3):
>  Add min size to regset section iterations
>  Detect SVE when reading aarch64 core files
>  Parse SVE registers in aarch64 core file reading/writing
> 
> gdb/aarch64-fbsd-tdep.c  |   8 +-
> gdb/aarch64-linux-tdep.c | 190 +++++++++++++++++++++++++++++++++++++++++++++--
> gdb/alpha-linux-tdep.c   |   4 +-
> gdb/alpha-nbsd-tdep.c    |   6 +-
> gdb/amd64-fbsd-tdep.c    |   8 +-
> gdb/amd64-linux-tdep.c   |   6 +-
> gdb/arm-bsd-tdep.c       |   6 +-
> gdb/arm-fbsd-tdep.c      |   7 +-
> gdb/arm-linux-tdep.c     |  11 +--
> gdb/corelow.c            |  27 ++++---
> gdb/fbsd-tdep.c          |   2 +-
> gdb/frv-linux-tdep.c     |   8 +-
> gdb/gdbarch.h            |   2 +-
> gdb/gdbarch.sh           |   2 +-
> gdb/hppa-linux-tdep.c    |   6 +-
> gdb/hppa-nbsd-tdep.c     |   3 +-
> gdb/hppa-obsd-tdep.c     |   6 +-
> gdb/i386-fbsd-tdep.c     |  11 ++-
> gdb/i386-linux-tdep.c    |   9 ++-
> gdb/i386-tdep.c          |   6 +-
> gdb/ia64-linux-tdep.c    |   6 +-
> gdb/linux-tdep.c         |   2 +-
> gdb/m32r-linux-tdep.c    |   3 +-
> gdb/m68k-bsd-tdep.c      |   6 +-
> gdb/m68k-linux-tdep.c    |   6 +-
> gdb/mips-fbsd-tdep.c     |   8 +-
> gdb/mips-linux-tdep.c    |  14 ++--
> gdb/mips-nbsd-tdep.c     |   8 +-
> gdb/mips64-obsd-tdep.c   |   3 +-
> gdb/mn10300-linux-tdep.c |   8 +-
> gdb/nios2-linux-tdep.c   |   3 +-
> gdb/ppc-fbsd-tdep.c      |   6 +-
> gdb/ppc-linux-tdep.c     |  12 +--
> gdb/ppc-nbsd-tdep.c      |   4 +-
> gdb/ppc-obsd-tdep.c      |   2 +-
> gdb/regcache.h           |   8 ++
> gdb/rs6000-aix-tdep.c    |   4 +-
> gdb/s390-linux-tdep.c    |  23 +++---
> gdb/score-tdep.c         |   4 +-
> gdb/sh-tdep.c            |   6 +-
> gdb/sparc-tdep.c         |   6 +-
> gdb/tilegx-linux-tdep.c  |   4 +-
> gdb/vax-tdep.c           |   2 +-
> gdb/xtensa-tdep.c        |   4 +-
> 44 files changed, 350 insertions(+), 130 deletions(-)
> 
> -- 
> 2.15.2 (Apple Git-101.1)
>