Add rx-softmmu

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
[PMD: Squashed patches from Richard Henderson modifying
      qapi/common.json and tests/machine-none-test.c]
Message-Id: <20200224141923.82118-21-ysato@users.sourceforge.jp>
[PMD: Added @since 5.0 tag in SysEmuTarget]
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
diff --git a/configure b/configure
index 206d22c..b18d792 100755
--- a/configure
+++ b/configure
@@ -4207,7 +4207,7 @@
 fdt_required=no
 for target in $target_list; do
   case $target in
-    aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu)
+    aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
       fdt_required=yes
     ;;
   esac
@@ -7892,6 +7892,12 @@
     mttcg=yes
     gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
   ;;
+  rx)
+    TARGET_ARCH=rx
+    bflt="yes"
+    target_compiler=$cross_cc_rx
+    gdb_xml_files="rx-core.xml"
+  ;;
   sh4|sh4eb)
     TARGET_ARCH=sh4
     bflt="yes"
@@ -8073,6 +8079,9 @@
   riscv*)
     disas_config "RISCV"
   ;;
+  rx)
+    disas_config "RX"
+  ;;
   s390*)
     disas_config "S390"
   ;;