Remove M32R architecture

updates #2446.

c/src/aclocal/rtems-cpu-subdirs.m4

@@ -18,7 +18,6 @@ _RTEMS_CPU_SUBDIR([h8300],[$1]);;
 _RTEMS_CPU_SUBDIR([i386],[$1]);;
 _RTEMS_CPU_SUBDIR([lm32],[$1]);;
 _RTEMS_CPU_SUBDIR([m32c],[$1]);;
-_RTEMS_CPU_SUBDIR([m32r],[$1]);;
 _RTEMS_CPU_SUBDIR([m68k],[$1]);;
 _RTEMS_CPU_SUBDIR([mips],[$1]);;
 _RTEMS_CPU_SUBDIR([moxie],[$1]);;

c/src/lib/libbsp/m32r/Makefile.am

@@ -1,9 +0,0 @@
-ACLOCAL_AMFLAGS = -I ../../../aclocal
-
-## Descend into the @RTEMS_BSP_FAMILY@ directory
-SUBDIRS = @RTEMS_BSP_FAMILY@
-
-EXTRA_DIST =
-
-include $(top_srcdir)/../../../automake/subdirs.am
-include $(top_srcdir)/../../../automake/local.am

c/src/lib/libbsp/m32r/acinclude.m4

@@ -1,8 +0,0 @@
-# RTEMS_CHECK_BSPDIR(RTEMS_BSP_FAMILY)
-AC_DEFUN([RTEMS_CHECK_BSPDIR],
-[
-  case "$1" in
-  *)
-    AC_MSG_ERROR([Invalid BSP]);;
-  esac
-])

c/src/lib/libbsp/m32r/configure.ac

@@ -1,20 +0,0 @@
-## Process this file with autoconf to produce a configure script.
-
-AC_PREREQ([2.69])
-AC_INIT([rtems-c-src-lib-libbsp-m32r],[_RTEMS_VERSION],[https://devel.rtems.org/newticket])
-AC_CONFIG_SRCDIR([Makefile.am])
-RTEMS_TOP(../../../../..)
-
-RTEMS_CANONICAL_TARGET_CPU
-AM_INIT_AUTOMAKE([no-define foreign 1.12.2])
-AM_MAINTAINER_MODE
-
-RTEMS_ENV_RTEMSBSP
-
-RTEMS_PROJECT_ROOT
-
-RTEMS_CHECK_BSPDIR([$RTEMS_BSP_FAMILY])
-
-# Explicitly list all Makefiles here
-AC_CONFIG_FILES([Makefile])
-AC_OUTPUT