RISC-V: Add configure support for riscv*-linux*.

This adds the target and native configure support, and the NEWS entries for
the new target and native configurations.

	gdb/
	* Makefile.in (ALL_TARGET_OBS): Add riscv-linux-tdep.c.
	(ALLDEPFILES): Add riscv-linux-nat.c, and riscv-linux-tdep.c.
	* NEWS: Mention new GNU/Linux RISC-V target.
	* configure.host: Add riscv*-*-linux*.
	* configure.nat: Add riscv*.
	* configure.tgt: Add riscv*-*-linux*.

1 files changed, 6 insertions, 0 deletions

diff --git a/gdb/configure.tgt b/gdb/configure.tgt
index f197160896b..5e3bd5de718 100644
--- a/gdb/configure.tgt
+++ b/gdb/configure.tgt
@@ -517,6 +517,12 @@ s390*-*-linux*)
 	build_gdbserver=yes
 	;;
 
+riscv*-*-linux*)
+	# Target: Linux/RISC-V
+	gdb_target_obs="riscv-linux-tdep.o riscv-tdep.o glibc-tdep.o \
+ 			linux-tdep.o solib-svr4.o symfile-mem.o linux-record.o"
+	;;
+
 riscv*-*-*)
 	# Target: RISC-V architecture
 	gdb_target_obs="riscv-tdep.o"