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From: Luis Machado <luis.machado@arm.com>
To: <gdb-patches@sourceware.org>
Subject: [PATCH v3 00/16] SME support for AArch64 gdb/gdbserver on Linux
Date: Fri, 30 Jun 2023 14:46:00 +0100	[thread overview]
Message-ID: <20230630134616.1238105-1-luis.machado@arm.com> (raw)

The following series enables SME 1 (Scalable Matrix Extension) support for
AArch64 gdb and gdbserver.

SME expands on SVE by having a variable-sized matrix (ZA) of dimensions
SVL x SVL bytes.

The first few patches and some intermediate ones refactor the code and fix
issues prior to enabling SME support, and thus could go in independently.

I've kept them in the series as they are closely/logically related.

--

Luis Machado (16):
  [gdb/aarch64] Fix register fetch/store order for native AArch64 Linux
  [gdb/aarch64] refactor: Rename SVE-specific files
  [gdb/gdbserver] refactor: Simplify SVE interface to read/write
    registers
  [gdb/aarch64] sve: Fix return command when using V registers in a
    SVE-enabled target
  [gdb/aarch64] sme: Enable SME registers and pseudo-registers
  [gdbserver/aarch64] refactor: Adjust expedited registers dynamically
  [gdbserver/aarch64] sme: Add support for SME
  [gdb/aarch64] sve: Fix signal frame z/v register restore
  [gdb/aarch64] sme: Signal frame support
  [gdb/aarch64] sme: Fixup sigframe gdbarch when vg/svg changes
  [gdb/aarch64] sme: Support TPIDR2 signal frame context
  [gdb/generic] corefile/bug: Use thread-specific gdbarch when dumping
    register state to core files
  [gdb/generic] corefile/bug: Fixup (gcore) core file target description
    reading order
  [gdb/aarch64] sme: Core file support for Linux
  [gdb/testsuite] sme: Add SVE/SME testcases
  [gdb/docs] sme: Document SME registers and features

 gdb/Makefile.in                               |   6 +-
 gdb/NEWS                                      |  11 +
 gdb/aarch64-linux-nat.c                       | 179 ++--
 gdb/aarch64-linux-tdep.c                      | 951 ++++++++++++++---
 gdb/aarch64-tdep.c                            | 724 ++++++++++++-
 gdb/aarch64-tdep.h                            |  47 +
 gdb/arch/aarch64-scalable-linux.c             |  55 +
 gdb/arch/aarch64-scalable-linux.h             |  53 +
 gdb/arch/aarch64.c                            |   5 +
 gdb/arch/aarch64.h                            |  57 +-
 gdb/configure.nat                             |   2 +-
 gdb/configure.tgt                             |   1 +
 gdb/corelow.c                                 |  24 +-
 gdb/doc/gdb.texinfo                           | 249 +++++
 gdb/features/aarch64-sme.c                    |  63 ++
 gdb/linux-tdep.c                              |  18 +-
 gdb/nat/aarch64-scalable-linux-ptrace.c       | 993 ++++++++++++++++++
 gdb/nat/aarch64-scalable-linux-ptrace.h       | 156 +++
 ....h => aarch64-scalable-linux-sigcontext.h} |  73 +-
 gdb/nat/aarch64-sve-linux-ptrace.c            | 392 -------
 gdb/nat/aarch64-sve-linux-ptrace.h            |  72 --
 gdb/testsuite/gdb.arch/aarch64-sme-core-0.exp |  18 +
 gdb/testsuite/gdb.arch/aarch64-sme-core-1.exp |  18 +
 gdb/testsuite/gdb.arch/aarch64-sme-core-2.exp |  18 +
 gdb/testsuite/gdb.arch/aarch64-sme-core-3.exp |  18 +
 gdb/testsuite/gdb.arch/aarch64-sme-core-4.exp |  18 +
 gdb/testsuite/gdb.arch/aarch64-sme-core.c     | 372 +++++++
 .../gdb.arch/aarch64-sme-core.exp.tcl         | 187 ++++
 .../gdb.arch/aarch64-sme-regs-available-0.exp |  18 +
 .../gdb.arch/aarch64-sme-regs-available-1.exp |  18 +
 .../gdb.arch/aarch64-sme-regs-available-2.exp |  18 +
 .../gdb.arch/aarch64-sme-regs-available-3.exp |  18 +
 .../gdb.arch/aarch64-sme-regs-available-4.exp |  18 +
 .../gdb.arch/aarch64-sme-regs-available.c     | 178 ++++
 .../aarch64-sme-regs-available.exp.tcl        | 245 +++++
 .../gdb.arch/aarch64-sme-regs-sigframe-0.exp  |  18 +
 .../gdb.arch/aarch64-sme-regs-sigframe-1.exp  |  18 +
 .../gdb.arch/aarch64-sme-regs-sigframe-2.exp  |  18 +
 .../gdb.arch/aarch64-sme-regs-sigframe-3.exp  |  18 +
 .../gdb.arch/aarch64-sme-regs-sigframe-4.exp  |  18 +
 .../gdb.arch/aarch64-sme-regs-sigframe.c      | 366 +++++++
 .../aarch64-sme-regs-sigframe.exp.tcl         | 179 ++++
 .../aarch64-sme-regs-unavailable-0.exp        |  18 +
 .../aarch64-sme-regs-unavailable-1.exp        |  18 +
 .../aarch64-sme-regs-unavailable-2.exp        |  18 +
 .../aarch64-sme-regs-unavailable-3.exp        |  18 +
 .../aarch64-sme-regs-unavailable-4.exp        |  18 +
 .../gdb.arch/aarch64-sme-regs-unavailable.c   | 152 +++
 .../aarch64-sme-regs-unavailable.exp.tcl      | 212 ++++
 gdb/testsuite/gdb.arch/aarch64-sme-sanity.c   | 249 +++++
 gdb/testsuite/gdb.arch/aarch64-sme-sanity.exp |  72 ++
 gdb/testsuite/lib/aarch64-test-sme.c          |  90 ++
 gdb/testsuite/lib/aarch64-test-sve.c          |  90 ++
 gdb/testsuite/lib/aarch64.exp                 | 372 +++++++
 gdb/testsuite/lib/gdb.exp                     | 249 +++++
 gdb/tramp-frame.c                             |   1 +
 gdb/tramp-frame.h                             |  12 +
 gdbserver/Makefile.in                         |   2 +-
 gdbserver/configure.srv                       |   3 +-
 gdbserver/linux-aarch64-low.cc                | 100 +-
 gdbserver/linux-aarch64-tdesc.cc              |  28 +-
 gdbserver/server.h                            |   2 +-
 62 files changed, 6958 insertions(+), 694 deletions(-)
 create mode 100644 gdb/arch/aarch64-scalable-linux.c
 create mode 100644 gdb/arch/aarch64-scalable-linux.h
 create mode 100644 gdb/features/aarch64-sme.c
 create mode 100644 gdb/nat/aarch64-scalable-linux-ptrace.c
 create mode 100644 gdb/nat/aarch64-scalable-linux-ptrace.h
 rename gdb/nat/{aarch64-sve-linux-sigcontext.h => aarch64-scalable-linux-sigcontext.h} (78%)
 delete mode 100644 gdb/nat/aarch64-sve-linux-ptrace.c
 delete mode 100644 gdb/nat/aarch64-sve-linux-ptrace.h
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-core-0.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-core-1.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-core-2.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-core-3.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-core-4.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-core.c
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-core.exp.tcl
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-available-0.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-available-1.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-available-2.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-available-3.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-available-4.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-available.c
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-available.exp.tcl
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-sigframe-0.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-sigframe-1.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-sigframe-2.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-sigframe-3.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-sigframe-4.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-sigframe.c
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-sigframe.exp.tcl
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-unavailable-0.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-unavailable-1.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-unavailable-2.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-unavailable-3.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-unavailable-4.exp
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-unavailable.c
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-regs-unavailable.exp.tcl
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-sanity.c
 create mode 100644 gdb/testsuite/gdb.arch/aarch64-sme-sanity.exp
 create mode 100644 gdb/testsuite/lib/aarch64-test-sme.c
 create mode 100644 gdb/testsuite/lib/aarch64-test-sve.c
 create mode 100644 gdb/testsuite/lib/aarch64.exp

-- 
2.25.1


             reply	other threads:[~2023-06-30 13:46 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-30 13:46 Luis Machado [this message]
2023-06-30 13:46 ` [PATCH v3 01/16] [gdb/aarch64] Fix register fetch/store order for native AArch64 Linux Luis Machado
2023-07-24 15:53   ` Thiago Jung Bauermann
2023-07-24 16:26     ` Luis Machado
2023-06-30 13:46 ` [PATCH v3 02/16] [gdb/aarch64] refactor: Rename SVE-specific files Luis Machado
2023-06-30 13:46 ` [PATCH v3 03/16] [gdb/gdbserver] refactor: Simplify SVE interface to read/write registers Luis Machado
2023-07-24 16:19   ` Thiago Jung Bauermann
2023-07-25  9:28     ` Luis Machado
2023-06-30 13:46 ` [PATCH v3 04/16] [gdb/aarch64] sve: Fix return command when using V registers in a SVE-enabled target Luis Machado
2023-06-30 13:46 ` [PATCH v3 05/16] [gdb/aarch64] sme: Enable SME registers and pseudo-registers Luis Machado
2023-07-26 20:01   ` Thiago Jung Bauermann
2023-07-27  9:01     ` Luis Machado
2023-07-28  1:19       ` Thiago Jung Bauermann
2023-06-30 13:46 ` [PATCH v3 06/16] [gdbserver/aarch64] refactor: Adjust expedited registers dynamically Luis Machado
2023-06-30 13:46 ` [PATCH v3 07/16] [gdbserver/aarch64] sme: Add support for SME Luis Machado
2023-07-27 19:41   ` Thiago Jung Bauermann
2023-06-30 13:46 ` [PATCH v3 08/16] [gdb/aarch64] sve: Fix signal frame z/v register restore Luis Machado
2023-07-27 21:52   ` Thiago Jung Bauermann
2023-07-31 12:22     ` Luis Machado
2023-06-30 13:46 ` [PATCH v3 09/16] [gdb/aarch64] sme: Signal frame support Luis Machado
2023-07-27 22:25   ` Thiago Jung Bauermann
2023-07-31 12:23     ` Luis Machado
2023-06-30 13:46 ` [PATCH v3 10/16] [gdb/aarch64] sme: Fixup sigframe gdbarch when vg/svg changes Luis Machado
2023-07-28  1:01   ` Thiago Jung Bauermann
2023-07-31 12:27     ` Luis Machado
2023-06-30 13:46 ` [PATCH v3 11/16] [gdb/aarch64] sme: Support TPIDR2 signal frame context Luis Machado
2023-06-30 13:46 ` [PATCH v3 12/16] [gdb/generic] corefile/bug: Use thread-specific gdbarch when dumping register state to core files Luis Machado
2023-06-30 13:46 ` [PATCH v3 13/16] [gdb/generic] corefile/bug: Fixup (gcore) core file target description reading order Luis Machado
2023-07-28  3:12   ` Thiago Jung Bauermann
2023-07-31 11:38     ` Luis Machado
2023-09-05  8:28     ` Luis Machado
2023-06-30 13:46 ` [PATCH v3 14/16] [gdb/aarch64] sme: Core file support for Linux Luis Machado
2023-08-03  0:18   ` Thiago Jung Bauermann
2023-08-03 11:37     ` Luis Machado
2023-08-04 20:45       ` Thiago Jung Bauermann
2023-06-30 13:46 ` [PATCH v3 15/16] [gdb/testsuite] sme: Add SVE/SME testcases Luis Machado
2023-08-04  0:59   ` Thiago Jung Bauermann
2023-08-11 15:42     ` Luis Machado
2023-08-12  0:42       ` Thiago Jung Bauermann
2023-06-30 13:46 ` [PATCH v3 16/16] [gdb/docs] sme: Document SME registers and features Luis Machado
2023-07-01  8:58   ` Eli Zaretskii
2023-07-03  9:52     ` Luis Machado
2023-07-03 12:03       ` Eli Zaretskii
2023-07-03 12:06         ` Luis Machado
2023-07-17 11:40 ` [PING][PATCH v3 00/16] SME support for AArch64 gdb/gdbserver on Linux Luis Machado
2023-07-24  8:15 ` Luis Machado
2023-08-04 21:24 ` [PATCH " Thiago Jung Bauermann

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