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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Sep 2023 15:20:59.6119 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 26d7ed17-3c41-475b-5f57-08dbafb60a61 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: DBAEUR03FT041.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR08MB7647 X-Spam-Status: No, score=-5.8 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,FORGED_SPF_HELO,KAM_DMARC_NONE,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE,TXREP,UNPARSEABLE_RELAY autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: The following series enables SME 2 (Scalable Matrix Extension 2) support for AArch64 gdb and gdbserver. SME2 expands on SME by adding a predicate register of 512 bits named ZT0. At a high level, this series does the following: - Adds support for the ZT0 register and adds a new target description feature for it. - Core file support (depends on binutils patches). - Signal frame context support. - Native Linux handling of the new NT_ARM_ZT register set. This series depends on the SME series, and should be applied on top of that one. Luis Machado (6): [gdb/aarch64] sme2: Enable SME2 for AArch64 gdb on Linux [gdbserver/aarch64] sme2: Enable SME2 support in gdbserver [gdb/aarch64] sme2: signal frame support [gdb/aarch64] sme2: Core file support for ZT register set [gdb/testsuite] sme2: Extend SME tests to include SME2 [gdb/docs] sme2: Document SME2 registers and features gdb/NEWS | 3 + gdb/aarch64-linux-nat.c | 49 ++++++ gdb/aarch64-linux-tdep.c | 152 ++++++++++++++++++ gdb/aarch64-tdep.c | 21 +++ gdb/aarch64-tdep.h | 10 ++ gdb/arch/aarch64-scalable-linux.h | 6 + gdb/arch/aarch64.c | 4 + gdb/arch/aarch64.h | 12 +- gdb/doc/gdb.texinfo | 65 ++++++++ gdb/features/aarch64-sme2.c | 43 +++++ gdb/nat/aarch64-scalable-linux-ptrace.c | 134 +++++++++++++++ gdb/nat/aarch64-scalable-linux-ptrace.h | 26 +++ gdb/testsuite/gdb.arch/aarch64-sme-core.c | 32 +++- .../gdb.arch/aarch64-sme-core.exp.tcl | 2 +- .../aarch64-sme-regs-available.exp.tcl | 17 ++ .../gdb.arch/aarch64-sme-regs-sigframe.c | 32 +++- .../aarch64-sme-regs-sigframe.exp.tcl | 13 +- .../aarch64-sme-regs-unavailable.exp.tcl | 12 ++ gdb/testsuite/gdb.arch/aarch64-sme-sanity.c | 32 +++- gdb/testsuite/lib/aarch64-scalable.exp | 44 +++++ gdbserver/linux-aarch64-low.cc | 57 +++++++ 21 files changed, 757 insertions(+), 9 deletions(-) create mode 100644 gdb/features/aarch64-sme2.c -- 2.25.1