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AArch64: Add gdbserver MTE support

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Adds the AArch64-specific memory tagging support (MTE) by implementing the
required hooks and checks for GDBserver.

gdbserver/ChangeLog:

2021-03-24  Luis Machado  <luis.machado@linaro.org>

	* Makefile.in (SFILES): Add /../gdb/nat/aarch64-mte-linux-ptrace.c.
	* configure.srv (aarch64*-*-linux*): Add arch/aarch64-mte-linux.o and
	nat/aarch64-mte-linux-ptrace.o.
	* linux-aarch64-low.cc: Include nat/aarch64-mte-linux-ptrace.h.
	(class aarch64_target) <supports_memory_tagging>
	<fetch_memtags, store_memtags>: New method overrides.
	(aarch64_target::supports_memory_tagging)
	(aarch64_target::fetch_memtags)
	(aarch64_target::store_memtags): New methods.
This commit is contained in:
Luis Machado
2020-06-15 15:38:43 -03:00
parent cf44c9fa1b
commit 41919a58ce
4 changed files with 76 additions and 0 deletions
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gdbserver/configure.srv
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@@ -52,7 +52,9 @@ case "${gdbserver_host}" in
srv_tgtobj="$srv_tgtobj nat/aarch64-linux.o"
srv_tgtobj="$srv_tgtobj arch/aarch64-insn.o"
srv_tgtobj="$srv_tgtobj arch/aarch64.o"
srv_tgtobj="$srv_tgtobj arch/aarch64-mte-linux.o"
srv_tgtobj="$srv_tgtobj linux-aarch64-tdesc.o"
srv_tgtobj="$srv_tgtobj nat/aarch64-mte-linux-ptrace.o"
srv_tgtobj="$srv_tgtobj nat/aarch64-sve-linux-ptrace.o"
srv_tgtobj="${srv_tgtobj} $srv_linux_obj"
srv_linux_regsets=yes