sim/common/aclocal.m4

   1 # This file contains common code used by all simulators.
   2 # SIM_AC_COMMON invokes AC macros used by all simulators and by the
   3 # common directory.
   4 # SIM_AC_OUTPUT is a cover function to AC_OUTPUT to use generate the
   5 # Makefile in a target specific directory.
   6
   7 AC_DEFUN(SIM_AC_COMMON,
   8 [
   9 # autoconf.info says this should be called right after AC_INIT.
  10 AC_CONFIG_HEADER(config.h:config.in)
  11
  12 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/../..)
  13 AC_CANONICAL_SYSTEM
  14 AC_ARG_PROGRAM
  15 AC_PROG_CC
  16 AC_PROG_INSTALL
  17 AC_C_BIGENDIAN
  18
  19 # Put a plausible default for CC_FOR_BUILD in Makefile.
  20 AC_C_CROSS
  21 if test "x$cross_compiling" = "xno"; then
  22   CC_FOR_BUILD='$(CC)'
  23 else
  24   CC_FOR_BUILD=gcc
  25 fi
  26 AC_SUBST(CC_FOR_BUILD)
  27
  28 AC_SUBST(CFLAGS)
  29 AC_SUBST(HDEFINES)
  30 AR=${AR-ar}
  31 AC_SUBST(AR)
  32 AC_PROG_RANLIB
  33
  34 . ${srcdir}/../../bfd/configure.host
  35
  36 dnl Standard simulator options.
  37 dnl Eventually all simulators will support these.
  38 dnl Do not add any here that cannot be supported by all simulators.
  39 dnl Do not add similar but different options to a particular simulator,
  40 dnl all shall eventually behave the same way.
  41
  42 AC_ARG_ENABLE(sim-cflags,
  43 [  --enable-sim-cflags=opts             Extra CFLAGS for use in building simulator],
  44 [case "${enableval}" in
  45   yes)   sim_cflags="-O2";;
  46   trace) AC_MSG_ERROR("Please use --enable-sim-debug instead."); sim_cflags="";;
  47   no)    sim_cflags="";;
  48   *)     sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;;
  49 esac
  50 if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then
  51   echo "Setting sim cflags = $sim_cflags" 6>&1
  52 fi],[sim_cflags=""])dnl
  53 AC_SUBST(sim_cflags)
  54
  55 dnl --enable-sim-debug is for developers of the simulator
  56 dnl the allowable values are work-in-progress
  57 AC_ARG_ENABLE(sim-debug,
  58 [  --enable-sim-debug=opts              Enable debugging flags],
  59 [case "${enableval}" in
  60   yes)  sim_debug="-DDEBUG=7";;
  61   no)   sim_debug="-DDEBUG=0";;
  62   *)    sim_debug="-DDEBUG='(${enableval})'";;
  63 esac
  64 if test x"$silent" != x"yes" && test x"$sim_debug" != x""; then
  65   echo "Setting sim debug = $sim_debug" 6>&1
  66 fi],[sim_debug=""])dnl
  67 AC_SUBST(sim_debug)
  68
  69 dnl --enable-sim-trace is for users of the simulator
  70 dnl the allowable values are work-in-progress
  71 AC_ARG_ENABLE(sim-trace,
  72 [  --enable-sim-trace=opts              Enable tracing flags],
  73 [case "${enableval}" in
  74   yes)  sim_trace="-DTRACE=1";;
  75   no)   sim_trace="-DTRACE=0";;
  76   *)    sim_trace="-DTRACE='(${enableval})'";;
  77 esac
  78 if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then
  79   echo "Setting sim trace = $sim_trace" 6>&1
  80 fi],[sim_trace=""])dnl
  81 AC_SUBST(sim_trace)
  82
  83 dnl This is a generic option to enable special byte swapping
  84 dnl insns on *any* cpu.
  85 AC_ARG_ENABLE(sim-bswap,
  86 [  --enable-sim-bswap                   Use Host specific BSWAP instruction.],
  87 [case "${enableval}" in
  88   yes)  sim_bswap="-DUSE_BSWAP";;
  89   no)   sim_bswap="";;
  90   *)    AC_MSG_ERROR("--enable-sim-bswap does not take a value"); sim_bswap="";;
  91 esac
  92 if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then
  93   echo "Setting bswap flags = $sim_bswap" 6>&1
  94 fi],[sim_bswap=""])dnl
  95 AC_SUBST(sim_bswap)
  96
  97 dnl These are available to append to as desired.
  98 sim_link_files=
  99 sim_link_links=
 100
 101 dnl Create tconfig.h either from simulator's tconfig.in or default one
 102 dnl in common.
 103 sim_link_links=tconfig.h
 104 if test -f ${srcdir}/tconfig.in
 105 then
 106   sim_link_files=tconfig.in
 107 else
 108   sim_link_files=../common/tconfig.in
 109 fi
 110
 111 case "${target}" in
 112 *-*-*)
 113         sim_link_files="${sim_link_files} ../common/nltvals.def"
 114         sim_link_links="${sim_link_links} targ-vals.def"
 115         ;;
 116 esac
 117
 118 dnl Stuff that gets inserted into the Makefile
 119
 120 COMMON_MAKEFILE_FRAG=makefile-temp-$$
 121 cat > $COMMON_MAKEFILE_FRAG <<EOF
 122 VPATH = ${srcdir}
 123 srcdir = ${srcdir}
 124 srcroot = \$(srcdir)/../..
 125
 126 prefix = ${prefix}
 127 exec_prefix = ${exec_prefix}
 128
 129 host_alias = ${host_alias}
 130 target_alias = ${target_alias}
 131 program_transform_name = ${program_transform_name}
 132 bindir = ${bindir}
 133
 134 libdir = ${libdir}
 135 tooldir = \$(libdir)/\$(target_alias)
 136
 137 datadir = ${datadir}
 138 mandir = ${mandir}
 139 man1dir = \$(mandir)/man1
 140 infodir = ${infodir}
 141 includedir = ${includedir}
 142
 143 SHELL = /bin/sh
 144
 145 INSTALL = \$(srcroot)/install.sh -c
 146 INSTALL_PROGRAM = ${INSTALL_PROGRAM}
 147 INSTALL_DATA = ${INSTALL_DATA}
 148 INSTALL_XFORM = \$(INSTALL) -t='$(program_transform_name)'
 149 INSTALL_XFORM1= \$(INSTALL_XFORM) -b=.1
 150
 151 CC = ${CC}
 152 CC_FOR_BUILD = ${CC_FOR_BUILD}
 153 CFLAGS = ${CFLAGS}
 154 SIM_CFLAGS = ${sim_cflags}
 155 SIM_DEBUG = ${sim_debug}
 156 SIM_TRACE = ${sim_trace}
 157 SIM_BSWAP = ${sim_bswap}
 158
 159 HDEFINES = ${HDEFINES}
 160 TDEFINES =
 161
 162 AR = ${AR}
 163 AR_FLAGS = rc
 164 RANLIB = ${RANLIB}
 165 MAKEINFO = makeinfo
 166
 167 # Each simulator's Makefile.in defines one or more of these variables
 168 # as necessary.  The SIM_AC_OUTPUT macro then inserts those values
 169 # at '## Config'.
 170
 171 # List of object files, less common parts.
 172 #SIM_OBJS =
 173 # List of flags to always pass to $(CC).
 174 #SIM_EXTRA_CFLAGS =
 175 # List of extra libraries to link with.
 176 #SIM_EXTRA_LIBS =
 177 # List of extra program dependencies.
 178 #SIM_EXTRA_LIBDEPS =
 179 # Dependency of 'all' to build any extra files.
 180 #SIM_EXTRA_ALL =
 181 # Dependency of 'install' to install any extra files.
 182 #SIM_EXTRA_INSTALL =
 183 # Dependency of 'clean' to clean any extra files.
 184 #SIM_EXTRA_CLEAN =
 185
 186 CONFIG_CFLAGS = ${DEFS} \$(SIM_CFLAGS) \$(SIM_DEBUG) \$(SIM_TRACE) \$(SIM_BSWAP) \
 187   \$(SIM_EXTRA_CFLAGS) \$(HDEFINES) \$(TDEFINES)
 188 CSEARCH = -I. -I\$(srcdir) -I../common -I\$(srcdir)/../common \
 189   -I../../include -I\$(srcroot)/include \
 190   -I../../bfd -I\$(srcroot)/bfd -I\$(srcroot)/gdb \
 191   -I../../opcodes -I\$(srcroot)/opcodes
 192 ALL_CFLAGS = \$(CONFIG_CFLAGS) \$(CSEARCH) \$(CFLAGS)
 193 BUILD_CFLAGS = -g -O \$(CSEARCH)
 194
 195 .NOEXPORT:
 196 MAKEOVERRIDES=
 197
 198 LIBIBERTY_LIB = ../../libiberty/libiberty.a
 199 BFD_LIB = ../../bfd/libbfd.a
 200 OPCODES_LIB = ../../opcodes/libopcodes.a
 201 CONFIG_LIBS = ${LIBS}
 202 LIBDEPS = \$(BFD_LIB) \$(OPCODES_LIB) \$(LIBIBERTY_LIB) \
 203         \$(SIM_EXTRA_LIBDEPS)
 204 EXTRA_LIBS = \$(BFD_LIB) \$(OPCODES_LIB) \$(LIBIBERTY_LIB) \
 205         \$(CONFIG_LIBS) \$(SIM_EXTRA_LIBS)
 206
 207 LIB_OBJS = callback.o targ-map.o \$(SIM_OBJS)
 208
 209 all: run libsim.a \$(SIM_EXTRA_ALL)
 210
 211 libsim.a: \$(LIB_OBJS)
 212         rm -f libsim.a
 213         \$(AR) \$(ARFLAGS) libsim.a \$(LIB_OBJS)
 214         \$(RANLIB) libsim.a
 215
 216 run: run.o libsim.a \$(LIBDEPS)
 217         \$(CC) \$(ALL_CFLAGS) -o run \
 218           run.o libsim.a \$(EXTRA_LIBS)
 219
 220 run.o: \$(srcdir)/../common/run.c config.h tconfig.h \
 221           \$(srcroot)/include/callback.h
 222         \$(CC) -c \$(srcdir)/../common/run.c \$(ALL_CFLAGS)
 223
 224 callback.o: \$(srcdir)/../common/callback.c config.h tconfig.h \
 225           \$(srcroot)/include/callback.h targ-vals.h
 226         \$(CC) -c \$(srcdir)/../common/callback.c \$(ALL_CFLAGS)
 227
 228 gentmap: \$(srcdir)/../common/gentmap.c targ-vals.def
 229         \$(CC_FOR_BUILD) \$(srcdir)/../common/gentmap.c -o gentmap \$(BUILD_CFLAGS) -I\$(srcdir)/../common
 230
 231 targ-vals.h: gentmap
 232         rm -f targ-vals.h
 233         ./gentmap -h >targ-vals.h
 234
 235 targ-map.c: gentmap
 236         rm -f targ-map.c
 237         ./gentmap -c >targ-map.c
 238
 239 install: install-common \$(SIM_EXTRA_INSTALL)
 240
 241 install-common:
 242         \$(INSTALL_XFORM) run \$(bindir)/run
 243
 244 check:
 245
 246 info:
 247 clean-info:
 248 install-info:
 249
 250 tags etags: TAGS
 251
 252 TAGS: force
 253         etags *.c *.h
 254
 255 clean: \$(SIM_EXTRA_CLEAN)
 256         rm -f *.[[oa]] *~ core gentmap targ-map.c targ-vals.h
 257         rm -f run libsim.a
 258
 259 distclean mostlyclean maintainer-clean realclean: clean
 260         rm -f TAGS
 261         rm -f Makefile config.cache config.log config.status
 262         rm -f tconfig.h config.h stamp-h
 263
 264 .c.o:
 265         \$(CC) -c \$(ALL_CFLAGS) \$<
 266
 267 # Dummy target to force execution of dependent targets.
 268 force:
 269
 270 Makefile: Makefile.in config.status
 271         CONFIG_HEADERS= \$(SHELL) ./config.status
 272
 273 config.status: configure
 274         \$(SHELL) ./config.status --recheck
 275
 276 config.h: stamp-h ; @true
 277 stamp-h: config.in config.status
 278         CONFIG_FILES= CONFIG_HEADERS=config.h:config.in \$(SHELL) ./config.status
 279
 280 # We can't add dependencies to configure because it causes too much trouble
 281 # to end users if configure's timestamp is out of sync.
 282 .PHONY: run-autoconf
 283 run-autoconf:
 284         cd \$(srcdir) && autoconf -l ../common
 285 EOF
 286
 287 dnl end of COMMON_MAKEFILE_FRAG
 288
 289 AC_SUBST_FILE(COMMON_MAKEFILE_FRAG)
 290
 291 ]) dnl End of SIM_AC_COMMON
 292
 293 dnl Generate the Makefile in a target specific directory.
 294 dnl Substitutions aren't performed on the file in AC_SUBST_FILE,
 295 dnl so this is a cover macro to tuck the details away of how we cope.
 296 dnl It also inserts default definitions of the SIM_FOO variables.
 297
 298 AC_DEFUN(SIM_AC_OUTPUT,
 299 [
 300 AC_LINK_FILES($sim_link_files, $sim_link_links)
 301  AC_OUTPUT(Makefile,[
 302  case "x$CONFIG_HEADERS" in xconfig.h:config.in) echo > stamp-h ;; esac
 303  ])
 304
 305 rm $COMMON_MAKEFILE_FRAG
 306
 307 ])dnl End of SIM_AC_OUTPUT