[11/23] AArch64: Add MTE ptrace requests

Message ID 20200715194513.16641-12-luis.machado@linaro.org
State New
Headers show
Series
  • Memory Tagging Support + AArch64 Linux implementation
Related show

Commit Message

H.J. Lu via Gdb-patches July 15, 2020, 7:45 p.m.
This patch adds the required ptrace request definitions into a new include
file that will be used by the next patches.

They are PTRACE_PEEKMTETAGS and PTRACE_POKEMTETAGS.

gdb/ChangeLog:

YYYY-MM-DD  Luis Machado  <luis.machado@linaro.org>

	* Makefile.in (HFILES_NO_SRCDIR): Add nat/aarch64-mte-linux-ptrace.h.
	* nat/aarch64-mte-linux-ptrace.h: New file.
---
 gdb/Makefile.in                    |  1 +
 gdb/nat/aarch64-mte-linux-ptrace.h | 33 ++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 gdb/nat/aarch64-mte-linux-ptrace.h

-- 
2.17.1

Patch

diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index dcd444136a..ac4b12c928 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -1483,6 +1483,7 @@  HFILES_NO_SRCDIR = \
 	nat/aarch64-linux.h \
 	nat/aarch64-linux-hw-point.h \
 	nat/aarch64-sve-linux-ptrace.h \
+	nat/aarch64-mte-linux-ptrace.h \
 	nat/amd64-linux-siginfo.h \
 	nat/gdb_ptrace.h \
 	nat/gdb_thread_db.h \
diff --git a/gdb/nat/aarch64-mte-linux-ptrace.h b/gdb/nat/aarch64-mte-linux-ptrace.h
new file mode 100644
index 0000000000..099b6440ca
--- /dev/null
+++ b/gdb/nat/aarch64-mte-linux-ptrace.h
@@ -0,0 +1,33 @@ 
+/* Common native Linux definitions for AArch64 MTE.
+
+   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef NAT_AARCH64_MTE_LINUX_PTRACE_H
+#define NAT_AARCH64_MTE_LINUX_PTRACE_H
+
+/* MTE allocation tag access */
+
+#ifndef PTRACE_PEEKMTETAGS
+#define PTRACE_PEEKMTETAGS	  33
+#endif
+
+#ifndef PTRACE_POKEMTETAGS
+#define PTRACE_POKEMTETAGS	  34
+#endif
+
+#endif /* NAT_AARCH64_MTE_LINUX_PTRACE_H */