# This file contains common code used by all simulators. # # SIM_AC_COMMON invokes AC macros used by all simulators and by the common # directory. It is intended to be invoked before any target specific stuff. # SIM_AC_OUTPUT is a cover function to AC_OUTPUT to generate the Makefile. # It is intended to be invoked last. # # The simulator's configure.in should look like: # # dnl Process this file with autoconf to produce a configure script. # AC_PREREQ(2.64)dnl # AC_INIT(Makefile.in) # sinclude(../common/aclocal.m4) # # SIM_AC_COMMON # # ... target specific stuff ... # # SIM_AC_OUTPUT # Include global overrides and fixes for Autoconf. m4_include(../../config/override.m4) sinclude([../../config/zlib.m4]) AC_DEFUN([SIM_AC_COMMON], [ AC_REQUIRE([AC_PROG_CC]) # autoconf.info says this should be called right after AC_INIT. AC_CONFIG_HEADER(ifelse([$1],,config.h,[$1]):config.in) AC_CANONICAL_SYSTEM AC_ARG_PROGRAM AC_PROG_INSTALL # Put a plausible default for CC_FOR_BUILD in Makefile. if test "x$cross_compiling" = "xno"; then CC_FOR_BUILD='$(CC)' else CC_FOR_BUILD=gcc fi AC_SUBST(CC_FOR_BUILD) AC_SUBST(CFLAGS) AC_SUBST(HDEFINES) AR=${AR-ar} AC_SUBST(AR) AC_PROG_RANLIB dnl We don't use gettext, but bfd does. So we do the appropriate checks dnl to see if there are intl libraries we should link against. ALL_LINGUAS= ZW_GNU_GETTEXT_SISTER_DIR(../../intl) # Check for common headers. # FIXME: Seems to me this can cause problems for i386-windows hosts. # At one point there were hardcoded AC_DEFINE's if ${host} = i386-*-windows*. AC_CHECK_HEADERS(stdlib.h string.h strings.h unistd.h time.h) AC_CHECK_HEADERS(sys/time.h sys/resource.h) AC_CHECK_HEADERS(fcntl.h fpu_control.h) AC_CHECK_HEADERS(dlfcn.h errno.h sys/stat.h) AC_CHECK_FUNCS(getrusage time sigaction __setfpucw) # Check for socket libraries AC_CHECK_LIB(socket, bind) AC_CHECK_LIB(nsl, gethostbyname) # BFD conditionally uses zlib, so we must link it in if libbfd does, by # using the same condition. AM_ZLIB . ${srcdir}/../../bfd/configure.host dnl Standard (and optional) simulator options. dnl Eventually all simulators will support these. dnl Do not add any here that cannot be supported by all simulators. dnl Do not add similar but different options to a particular simulator, dnl all shall eventually behave the same way. dnl We don't use automake, but we still want to support dnl --enable-maintainer-mode. USE_MAINTAINER_MODE=no AC_ARG_ENABLE(maintainer-mode, [ --enable-maintainer-mode Enable developer functionality.], [case "${enableval}" in yes) MAINT="" USE_MAINTAINER_MODE=yes ;; no) MAINT="#" ;; *) AC_MSG_ERROR("--enable-maintainer-mode does not take a value"); MAINT="#" ;; esac if test x"$silent" != x"yes" && test x"$MAINT" = x""; then echo "Setting maintainer mode" 6>&1 fi],[MAINT="#"])dnl AC_SUBST(MAINT) dnl This is a generic option to enable special byte swapping dnl insns on *any* cpu. AC_ARG_ENABLE(sim-bswap, [ --enable-sim-bswap Use Host specific BSWAP instruction.], [case "${enableval}" in yes) sim_bswap="-DWITH_BSWAP=1 -DUSE_BSWAP=1";; no) sim_bswap="-DWITH_BSWAP=0";; *) AC_MSG_ERROR("--enable-sim-bswap does not take a value"); sim_bswap="";; esac if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then echo "Setting bswap flags = $sim_bswap" 6>&1 fi],[sim_bswap=""])dnl AC_SUBST(sim_bswap) AC_ARG_ENABLE(sim-cflags, [ --enable-sim-cflags=opts Extra CFLAGS for use in building simulator], [case "${enableval}" in yes) sim_cflags="-O2 -fomit-frame-pointer";; trace) AC_MSG_ERROR("Please use --enable-sim-debug instead."); sim_cflags="";; no) sim_cflags="";; *) sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;; esac if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then echo "Setting sim cflags = $sim_cflags" 6>&1 fi],[sim_cflags=""])dnl AC_SUBST(sim_cflags) dnl --enable-sim-debug is for developers of the simulator dnl the allowable values are work-in-progress AC_ARG_ENABLE(sim-debug, [ --enable-sim-debug=opts Enable debugging flags], [case "${enableval}" in yes) sim_debug="-DDEBUG=7 -DWITH_DEBUG=7";; no) sim_debug="-DDEBUG=0 -DWITH_DEBUG=0";; *) sim_debug="-DDEBUG='(${enableval})' -DWITH_DEBUG='(${enableval})'";; esac if test x"$silent" != x"yes" && test x"$sim_debug" != x""; then echo "Setting sim debug = $sim_debug" 6>&1 fi],[sim_debug=""])dnl AC_SUBST(sim_debug) dnl --enable-sim-stdio is for users of the simulator dnl It determines if IO from the program is routed through STDIO (buffered) AC_ARG_ENABLE(sim-stdio, [ --enable-sim-stdio Specify whether to use stdio for console input/output.], [case "${enableval}" in yes) sim_stdio="-DWITH_STDIO=DO_USE_STDIO";; no) sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";; *) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-stdio"); sim_stdio="";; esac if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then echo "Setting stdio flags = $sim_stdio" 6>&1 fi],[sim_stdio=""])dnl AC_SUBST(sim_stdio) dnl --enable-sim-trace is for users of the simulator dnl The argument is either a bitmask of things to enable [exactly what is dnl up to the simulator], or is a comma separated list of names of tracing dnl elements to enable. The latter is only supported on simulators that dnl use WITH_TRACE. AC_ARG_ENABLE(sim-trace, [ --enable-sim-trace=opts Enable tracing flags], [case "${enableval}" in yes) sim_trace="-DTRACE=1 -DWITH_TRACE=-1";; no) sim_trace="-DTRACE=0 -DWITH_TRACE=0";; [[-0-9]]*) sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";; [[a-z]]*) sim_trace="" for x in `echo "$enableval" | sed -e "s/,/ /g"`; do if test x"$sim_trace" = x; then sim_trace="-DWITH_TRACE='(TRACE_$x" else sim_trace="${sim_trace}|TRACE_$x" fi done sim_trace="$sim_trace)'" ;; esac if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then echo "Setting sim trace = $sim_trace" 6>&1 fi],[sim_trace=""])dnl AC_SUBST(sim_trace) dnl --enable-sim-profile dnl The argument is either a bitmask of things to enable [exactly what is dnl up to the simulator], or is a comma separated list of names of profiling dnl elements to enable. The latter is only supported on simulators that dnl use WITH_PROFILE. AC_ARG_ENABLE(sim-profile, [ --enable-sim-profile=opts Enable profiling flags], [case "${enableval}" in yes) sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1";; no) sim_profile="-DPROFILE=0 -DWITH_PROFILE=0";; [[-0-9]]*) sim_profile="-DPROFILE='(${enableval})' -DWITH_PROFILE='(${enableval})'";; [[a-z]]*) sim_profile="" for x in `echo "$enableval" | sed -e "s/,/ /g"`; do if test x"$sim_profile" = x; then sim_profile="-DWITH_PROFILE='(PROFILE_$x" else sim_profile="${sim_profile}|PROFILE_$x" fi done sim_profile="$sim_profile)'" ;; esac if test x"$silent" != x"yes" && test x"$sim_profile" != x""; then echo "Setting sim profile = $sim_profile" 6>&1 fi],[sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1"])dnl AC_SUBST(sim_profile) ACX_PKGVERSION([GDB]) ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) dnl Types used by common code AC_TYPE_SIGNAL dnl Detect exe extension AC_EXEEXT dnl These are available to append to as desired. sim_link_files= sim_link_links= dnl Create tconfig.h either from simulator's tconfig.in or default one dnl in common. sim_link_links=tconfig.h if test -f ${srcdir}/tconfig.in then sim_link_files=tconfig.in else sim_link_files=../common/tconfig.in fi # targ-vals.def points to the libc macro description file. case "${target}" in *-*-*) TARG_VALS_DEF=../common/nltvals.def ;; esac sim_link_files="${sim_link_files} ${TARG_VALS_DEF}" sim_link_links="${sim_link_links} targ-vals.def" ]) dnl End of SIM_AC_COMMON dnl Additional SIM options that can (optionally) be configured dnl For optional simulator options, a macro SIM_AC_OPTION_* is defined. dnl Simulators that wish to use the relevant option specify the macro dnl in the simulator specific configure.in file between the SIM_AC_COMMON dnl and SIM_AC_OUTPUT lines. dnl Specify the running environment. dnl If the simulator invokes this in its configure.in then without this option dnl the default is the user environment and all are runtime selectable. dnl If the simulator doesn't invoke this, only the user environment is dnl supported. dnl ??? Until there is demonstrable value in doing something more complicated, dnl let's not. AC_DEFUN([SIM_AC_OPTION_ENVIRONMENT], [ AC_ARG_ENABLE(sim-environment, [ --enable-sim-environment=environment Specify mixed, user, virtual or operating environment.], [case "${enableval}" in all | ALL) sim_environment="-DWITH_ENVIRONMENT=ALL_ENVIRONMENT";; user | USER) sim_environment="-DWITH_ENVIRONMENT=USER_ENVIRONMENT";; virtual | VIRTUAL) sim_environment="-DWITH_ENVIRONMENT=VIRTUAL_ENVIRONMENT";; operating | OPERATING) sim_environment="-DWITH_ENVIRONMENT=OPERATING_ENVIRONMENT";; *) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-environment"); sim_environment="";; esac if test x"$silent" != x"yes" && test x"$sim_environment" != x""; then echo "Setting sim environment = $sim_environment" 6>&1 fi], [sim_environment="-DWITH_ENVIRONMENT=ALL_ENVIRONMENT"])dnl ]) AC_SUBST(sim_environment) dnl Specify the alignment restrictions of the target architecture. dnl Without this option all possible alignment restrictions are accommodated. dnl arg[1] is hardwired target alignment dnl arg[2] is default target alignment AC_DEFUN([SIM_AC_OPTION_ALIGNMENT], wire_alignment="[$1]" default_alignment="[$2]" [ AC_ARG_ENABLE(sim-alignment, [ --enable-sim-alignment=align Specify strict, nonstrict or forced alignment of memory accesses.], [case "${enableval}" in strict | STRICT) sim_alignment="-DWITH_ALIGNMENT=STRICT_ALIGNMENT";; nonstrict | NONSTRICT) sim_alignment="-DWITH_ALIGNMENT=NONSTRICT_ALIGNMENT";; forced | FORCED) sim_alignment="-DWITH_ALIGNMENT=FORCED_ALIGNMENT";; yes) if test x"$wire_alignment" != x; then sim_alignment="-DWITH_ALIGNMENT=${wire_alignment}" else if test x"$default_alignment" != x; then sim_alignment="-DWITH_ALIGNMENT=${default_alignment}" else echo "No hard-wired alignment for target $target" 1>&6 sim_alignment="-DWITH_ALIGNMENT=0" fi fi;; no) if test x"$default_alignment" != x; then sim_alignment="-DWITH_DEFAULT_ALIGNMENT=${default_alignment}" else if test x"$wire_alignment" != x; then sim_alignment="-DWITH_DEFAULT_ALIGNMENT=${wire_alignment}" else echo "No default alignment for target $target" 1>&6 sim_alignment="-DWITH_DEFAULT_ALIGNMENT=0" fi fi;; *) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-alignment"); sim_alignment="";; esac if test x"$silent" != x"yes" && test x"$sim_alignment" != x""; then echo "Setting alignment flags = $sim_alignment" 6>&1 fi], [if test x"$default_alignment" != x; then sim_alignment="-DWITH_DEFAULT_ALIGNMENT=${default_alignment}" else if test x"$wire_alignment" != x; then sim_alignment="-DWITH_ALIGNMENT=${wire_alignment}" else sim_alignment= fi fi])dnl ])dnl AC_SUBST(sim_alignment) dnl Conditionally compile in assertion statements. AC_DEFUN([SIM_AC_OPTION_ASSERT], [ AC_ARG_ENABLE(sim-assert, [ --enable-sim-assert Specify whether to perform random assertions.], [case "${enableval}" in yes) sim_assert="-DWITH_ASSERT=1";; no) sim_assert="-DWITH_ASSERT=0";; *) AC_MSG_ERROR("--enable-sim-assert does not take a value"); sim_assert="";; esac if test x"$silent" != x"yes" && test x"$sim_assert" != x""; then echo "Setting assert flags = $sim_assert" 6>&1 fi],[sim_assert=""])dnl ]) AC_SUBST(sim_assert) dnl --enable-sim-bitsize is for developers of the simulator dnl It specifies the number of BITS in the target. dnl arg[1] is the number of bits in a word dnl arg[2] is the number assigned to the most significant bit dnl arg[3] is the number of bits in an address dnl arg[4] is the number of bits in an OpenFirmware cell. dnl FIXME: this information should be obtained from bfd/archure AC_DEFUN([SIM_AC_OPTION_BITSIZE], wire_word_bitsize="[$1]" wire_word_msb="[$2]" wire_address_bitsize="[$3]" wire_cell_bitsize="[$4]" [AC_ARG_ENABLE(sim-bitsize, [ --enable-sim-bitsize=N Specify target bitsize (32 or 64).], [sim_bitsize= case "${enableval}" in 64,63 | 64,63,* ) sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=64 -DWITH_TARGET_WORD_MSB=63";; 32,31 | 32,31,* ) sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=32 -DWITH_TARGET_WORD_MSB=31";; 64,0 | 64,0,* ) sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=32 -DWITH_TARGET_WORD_MSB=0";; 32,0 | 64,0,* ) sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=32 -DWITH_TARGET_WORD_MSB=0";; 32) if test x"$wire_word_msb" != x -a x"$wire_word_msb" != x0; then sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=32 -DWITH_TARGET_WORD_MSB=31" else sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=32 -DWITH_TARGET_WORD_MSB=0" fi ;; 64) if test x"$wire_word_msb" != x -a x"$wire_word_msb" != x0; then sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=64 -DWITH_TARGET_WORD_MSB=63" else sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=64 -DWITH_TARGET_WORD_MSB=0" fi ;; *) AC_MSG_ERROR("--enable-sim-bitsize was given $enableval. Expected 32 or 64") ;; esac # address bitsize tmp=`echo "${enableval}" | sed -e "s/^[[0-9]]*,*[[0-9]]*,*//"` case x"${tmp}" in x ) ;; x32 | x32,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_ADDRESS_BITSIZE=32" ;; x64 | x64,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_ADDRESS_BITSIZE=64" ;; * ) AC_MSG_ERROR("--enable-sim-bitsize was given address size $enableval. Expected 32 or 64") ;; esac # cell bitsize tmp=`echo "${enableval}" | sed -e "s/^[[0-9]]*,*[[0-9*]]*,*[[0-9]]*,*//"` case x"${tmp}" in x ) ;; x32 | x32,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_CELL_BITSIZE=32" ;; x64 | x64,* ) sim_bitsize="${sim_bitsize} -DWITH_TARGET_CELL_BITSIZE=64" ;; * ) AC_MSG_ERROR("--enable-sim-bitsize was given cell size $enableval. Expected 32 or 64") ;; esac if test x"$silent" != x"yes" && test x"$sim_bitsize" != x""; then echo "Setting bitsize flags = $sim_bitsize" 6>&1 fi], [sim_bitsize="" if test x"$wire_word_bitsize" != x; then sim_bitsize="$sim_bitsize -DWITH_TARGET_WORD_BITSIZE=$wire_word_bitsize" fi if test x"$wire_word_msb" != x; then sim_bitsize="$sim_bitsize -DWITH_TARGET_WORD_MSB=$wire_word_msb" fi if test x"$wire_address_bitsize" != x; then sim_bitsize="$sim_bitsize -DWITH_TARGET_ADDRESS_BITSIZE=$wire_address_bitsize" fi if test x"$wire_cell_bitsize" != x; then sim_bitsize="$sim_bitsize -DWITH_TARGET_CELL_BITSIZE=$wire_cell_bitsize" fi])dnl ]) AC_SUBST(sim_bitsize) dnl --enable-sim-endian={yes,no,big,little} is for simulators dnl that support both big and little endian targets. dnl arg[1] is hardwired target endianness. dnl arg[2] is default target endianness. AC_DEFUN([SIM_AC_OPTION_ENDIAN], [ wire_endian="[$1]" default_endian="[$2]" AC_ARG_ENABLE(sim-endian, [ --enable-sim-endian=endian Specify target byte endian orientation.], [case "${enableval}" in b*|B*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";; l*|L*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";; yes) if test x"$wire_endian" != x; then sim_endian="-DWITH_TARGET_BYTE_ORDER=${wire_endian}" else if test x"$default_endian" != x; then sim_endian="-DWITH_TARGET_BYTE_ORDER=${default_endian}" else echo "No hard-wired endian for target $target" 1>&6 sim_endian="-DWITH_TARGET_BYTE_ORDER=0" fi fi;; no) if test x"$default_endian" != x; then sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=${default_endian}" else if test x"$wire_endian" != x; then sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=${wire_endian}" else echo "No default endian for target $target" 1>&6 sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=0" fi fi;; *) AC_MSG_ERROR("Unknown value $enableval for --enable-sim-endian"); sim_endian="";; esac if test x"$silent" != x"yes" && test x"$sim_endian" != x""; then echo "Setting endian flags = $sim_endian" 6>&1 fi], [if test x"$default_endian" != x; then sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=${default_endian}" else if test x"$wire_endian" != x; then sim_endian="-DWITH_TARGET_BYTE_ORDER=${wire_endian}" else sim_endian= fi fi])dnl ]) AC_SUBST(sim_endian) dnl --enable-sim-hostendian is for users of the simulator when dnl they find that AC_C_BIGENDIAN does not function correctly dnl (for instance in a canadian cross) AC_DEFUN([SIM_AC_OPTION_HOSTENDIAN], [ AC_ARG_ENABLE(sim-hostendian, [ --enable-sim-hostendian=end Specify host byte endian orientation.], [case "${enableval}" in no) sim_hostendian="-DWITH_HOST_BYTE_ORDER=0";; b*|B*) sim_hostendian="-DWITH_HOST_BYTE_ORDER=BIG_ENDIAN";; l*|L*) sim_hostendian="-DWITH_HOST_BYTE_ORDER=LITTLE_ENDIAN";; *) AC_MSG_ERROR("Unknown value $enableval for --enable-sim-hostendian"); sim_hostendian="";; esac if test x"$silent" != x"yes" && test x"$sim_hostendian" != x""; then echo "Setting hostendian flags = $sim_hostendian" 6>&1 fi],[ if test "x$cross_compiling" = "xno"; then AC_C_BIGENDIAN if test $ac_cv_c_bigendian = yes; then sim_hostendian="-DWITH_HOST_BYTE_ORDER=BIG_ENDIAN" else sim_hostendian="-DWITH_HOST_BYTE_ORDER=LITTLE_ENDIAN" fi else sim_hostendian="-DWITH_HOST_BYTE_ORDER=0" fi])dnl ]) AC_SUBST(sim_hostendian) dnl --enable-sim-float is for developers of the simulator dnl It specifies the presence of hardware floating point dnl And optionally the bitsize of the floating point register. dnl arg[1] specifies the presence (or absence) of floating point hardware dnl arg[2] specifies the number of bits in a floating point register AC_DEFUN([SIM_AC_OPTION_FLOAT], [ default_sim_float="[$1]" default_sim_float_bitsize="[$2]" AC_ARG_ENABLE(sim-float, [ --enable-sim-float Specify that the target processor has floating point hardware.], [case "${enableval}" in yes | hard) sim_float="-DWITH_FLOATING_POINT=HARD_FLOATING_POINT";; no | soft) sim_float="-DWITH_FLOATING_POINT=SOFT_FLOATING_POINT";; 32) sim_float="-DWITH_FLOATING_POINT=HARD_FLOATING_POINT -DWITH_TARGET_FLOATING_POINT_BITSIZE=32";; 64) sim_float="-DWITH_FLOATING_POINT=HARD_FLOATING_POINT -DWITH_TARGET_FLOATING_POINT_BITSIZE=64";; *) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-float"); sim_float="";; esac if test x"$silent" != x"yes" && test x"$sim_float" != x""; then echo "Setting float flags = $sim_float" 6>&1 fi],[ sim_float= if test x"${default_sim_float}" != x""; then sim_float="-DWITH_FLOATING_POINT=${default_sim_float}" fi if test x"${default_sim_float_bitsize}" != x""; then sim_float="$sim_float -DWITH_TARGET_FLOATING_POINT_BITSIZE=${default_sim_float_bitsize}" fi ])dnl ]) AC_SUBST(sim_float) dnl The argument is the default cache size if none is specified. AC_DEFUN([SIM_AC_OPTION_SCACHE], [ default_sim_scache="ifelse([$1],,0,[$1])" AC_ARG_ENABLE(sim-scache, [ --enable-sim-scache=size Specify simulator execution cache size.], [case "${enableval}" in yes) sim_scache="-DWITH_SCACHE=${default_sim_scache}";; no) sim_scache="-DWITH_SCACHE=0" ;; [[0-9]]*) sim_scache="-DWITH_SCACHE=${enableval}";; *) AC_MSG_ERROR("Bad value $enableval passed to --enable-sim-scache"); sim_scache="";; esac if test x"$silent" != x"yes" && test x"$sim_scache" != x""; then echo "Setting scache size = $sim_scache" 6>&1 fi],[sim_scache="-DWITH_SCACHE=${default_sim_scache}"]) ]) AC_SUBST(sim_scache) dnl The argument is the default model if none is specified. AC_DEFUN([SIM_AC_OPTION_DEFAULT_MODEL], [ default_sim_default_model="ifelse([$1],,0,[$1])" AC_ARG_ENABLE(sim-default-model, [ --enable-sim-default-model=model Specify default model to simulate.], [case "${enableval}" in yes|no) AC_MSG_ERROR("Missing argument to --enable-sim-default-model");; *) sim_default_model="-DWITH_DEFAULT_MODEL='\"${enableval}\"'";; esac if test x"$silent" != x"yes" && test x"$sim_default_model" != x""; then echo "Setting default model = $sim_default_model" 6>&1 fi],[sim_default_model="-DWITH_DEFAULT_MODEL='\"${default_sim_default_model}\"'"]) ]) AC_SUBST(sim_default_model) dnl --enable-sim-hardware is for users of the simulator dnl arg[1] Enable sim-hw by default? ("yes" or "no") dnl arg[2] is a space separated list of devices that override the defaults dnl arg[3] is a space separated list of extra target specific devices. AC_DEFUN([SIM_AC_OPTION_HARDWARE], [ if test x"[$1]" = x"yes"; then sim_hw_p=yes else sim_hw_p=no fi if test "[$2]"; then hardware="[$2]" else hardware="cfi core pal glue" fi hardware="$hardware [$3]" sim_hw_cflags="-DWITH_HW=1" sim_hw="$hardware" sim_hw_objs="\$(SIM_COMMON_HW_OBJS) `echo $sim_hw | sed -e 's/\([[^ ]][[^ ]]*\)/dv-\1.o/g'`" AC_ARG_ENABLE(sim-hardware, [ --enable-sim-hardware=LIST Specify the hardware to be included in the build.], [ case "${enableval}" in yes) sim_hw_p=yes;; no) sim_hw_p=no;; ,*) sim_hw_p=yes; hardware="${hardware} `echo ${enableval} | sed -e 's/,/ /'`";; *,) sim_hw_p=yes; hardware="`echo ${enableval} | sed -e 's/,/ /'` ${hardware}";; *) sim_hw_p=yes; hardware="`echo ${enableval} | sed -e 's/,/ /'`"'';; esac if test "$sim_hw_p" != yes; then sim_hw_objs= sim_hw_cflags="-DWITH_HW=0" sim_hw= else sim_hw_cflags="-DWITH_HW=1" # remove duplicates sim_hw="" sim_hw_objs="\$(SIM_COMMON_HW_OBJS)" for i in $hardware ; do case " $sim_hw " in *" $i "*) ;; *) sim_hw="$sim_hw $i" ; sim_hw_objs="$sim_hw_objs dv-$i.o";; esac done fi if test x"$silent" != x"yes" && test "$sim_hw_p" = "yes"; then echo "Setting hardware to $sim_hw_cflags, $sim_hw, $sim_hw_objs" fi],[ if test "$sim_hw_p" != yes; then sim_hw_objs= sim_hw_cflags="-DWITH_HW=0" sim_hw= fi if test x"$silent" != x"yes"; then echo "Setting hardware to $sim_hw_cflags, $sim_hw, $sim_hw_objs" fi])dnl ]) AC_SUBST(sim_hw_cflags) AC_SUBST(sim_hw_objs) AC_SUBST(sim_hw) dnl --enable-sim-inline is for users that wish to ramp up the simulator's dnl performance by inlining functions. dnl Guarantee that unconfigured simulators do not do any inlining sim_inline="-DDEFAULT_INLINE=0" AC_DEFUN([SIM_AC_OPTION_INLINE], [ default_sim_inline="ifelse([$1],,,-DDEFAULT_INLINE=[$1])" AC_ARG_ENABLE(sim-inline, [ --enable-sim-inline=inlines Specify which functions should be inlined.], [sim_inline="" case "$enableval" in no) sim_inline="-DDEFAULT_INLINE=0";; 0) sim_inline="-DDEFAULT_INLINE=0";; yes | 2) sim_inline="-DDEFAULT_INLINE=ALL_C_INLINE";; 1) sim_inline="-DDEFAULT_INLINE=INLINE_LOCALS";; *) for x in `echo "$enableval" | sed -e "s/,/ /g"`; do new_flag="" case "$x" in *_INLINE=*) new_flag="-D$x";; *=*) new_flag=`echo "$x" | sed -e "s/=/_INLINE=/" -e "s/^/-D/"`;; *_INLINE) new_flag="-D$x=ALL_C_INLINE";; *) new_flag="-D$x""_INLINE=ALL_C_INLINE";; esac if test x"$sim_inline" = x""; then sim_inline="$new_flag" else sim_inline="$sim_inline $new_flag" fi done;; esac if test x"$silent" != x"yes" && test x"$sim_inline" != x""; then echo "Setting inline flags = $sim_inline" 6>&1 fi],[ if test "x$cross_compiling" = "xno"; then if test x"$GCC" != "x" -a x"${default_sim_inline}" != "x" ; then sim_inline="${default_sim_inline}" if test x"$silent" != x"yes"; then echo "Setting inline flags = $sim_inline" 6>&1 fi else sim_inline="" fi else sim_inline="-DDEFAULT_INLINE=0" fi])dnl ]) AC_SUBST(sim_inline) AC_DEFUN([SIM_AC_OPTION_PACKAGES], [ AC_ARG_ENABLE(sim-packages, [ --enable-sim-packages=list Specify the packages to be included in the build.], [packages=disklabel case "${enableval}" in yes) ;; no) AC_MSG_ERROR("List of packages must be specified for --enable-sim-packages"); packages="";; ,*) packages="${packages}${enableval}";; *,) packages="${enableval}${packages}";; *) packages="${enableval}"'';; esac sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'` sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'` if test x"$silent" != x"yes" && test x"$packages" != x""; then echo "Setting packages to $sim_pk_src, $sim_pk_obj" fi],[packages=disklabel sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'` sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'` if test x"$silent" != x"yes"; then echo "Setting packages to $sim_pk_src, $sim_pk_obj" fi])dnl ]) AC_SUBST(sim_packages) AC_DEFUN([SIM_AC_OPTION_REGPARM], [ AC_ARG_ENABLE(sim-regparm, [ --enable-sim-regparm=nr-parm Pass parameters in registers instead of on the stack - x86/GCC specific.], [case "${enableval}" in 0*|1*|2*|3*|4*|5*|6*|7*|8*|9*) sim_regparm="-DWITH_REGPARM=${enableval}";; no) sim_regparm="" ;; yes) sim_regparm="-DWITH_REGPARM=3";; *) AC_MSG_ERROR("Unknown value $enableval for --enable-sim-regparm"); sim_regparm="";; esac if test x"$silent" != x"yes" && test x"$sim_regparm" != x""; then echo "Setting regparm flags = $sim_regparm" 6>&1 fi],[sim_regparm=""])dnl ]) AC_SUBST(sim_regparm) AC_DEFUN([SIM_AC_OPTION_RESERVED_BITS], [ default_sim_reserved_bits="ifelse([$1],,1,[$1])" AC_ARG_ENABLE(sim-reserved-bits, [ --enable-sim-reserved-bits Specify whether to check reserved bits in instruction.], [case "${enableval}" in yes) sim_reserved_bits="-DWITH_RESERVED_BITS=1";; no) sim_reserved_bits="-DWITH_RESERVED_BITS=0";; *) AC_MSG_ERROR("--enable-sim-reserved-bits does not take a value"); sim_reserved_bits="";; esac if test x"$silent" != x"yes" && test x"$sim_reserved_bits" != x""; then echo "Setting reserved flags = $sim_reserved_bits" 6>&1 fi],[sim_reserved_bits="-DWITH_RESERVED_BITS=${default_sim_reserved_bits}"])dnl ]) AC_SUBST(sim_reserved_bits) AC_DEFUN([SIM_AC_OPTION_SMP], [ default_sim_smp="ifelse([$1],,5,[$1])" AC_ARG_ENABLE(sim-smp, [ --enable-sim-smp=n Specify number of processors to configure for (default ${default_sim_smp}).], [case "${enableval}" in yes) sim_smp="-DWITH_SMP=5" ; sim_igen_smp="-N 5";; no) sim_smp="-DWITH_SMP=0" ; sim_igen_smp="-N 0";; *) sim_smp="-DWITH_SMP=$enableval" ; sim_igen_smp="-N $enableval";; esac if test x"$silent" != x"yes" && test x"$sim_smp" != x""; then echo "Setting smp flags = $sim_smp" 6>&1 fi],[sim_smp="-DWITH_SMP=${default_sim_smp}" ; sim_igen_smp="-N ${default_sim_smp}" if test x"$silent" != x"yes"; then echo "Setting smp flags = $sim_smp" 6>&1 fi])dnl ]) AC_SUBST(sim_smp) AC_DEFUN([SIM_AC_OPTION_STDCALL], [ AC_ARG_ENABLE(sim-stdcall, [ --enable-sim-stdcall=type Use an alternative function call/return mechanism - x86/GCC specific.], [case "${enableval}" in no) sim_stdcall="" ;; std*) sim_stdcall="-DWITH_STDCALL=1";; yes) sim_stdcall="-DWITH_STDCALL=1";; *) AC_MSG_ERROR("Unknown value $enableval for --enable-sim-stdcall"); sim_stdcall="";; esac if test x"$silent" != x"yes" && test x"$sim_stdcall" != x""; then echo "Setting function call flags = $sim_stdcall" 6>&1 fi],[sim_stdcall=""])dnl ]) AC_SUBST(sim_stdcall) AC_DEFUN([SIM_AC_OPTION_XOR_ENDIAN], [ default_sim_xor_endian="ifelse([$1],,8,[$1])" AC_ARG_ENABLE(sim-xor-endian, [ --enable-sim-xor-endian=n Specify number bytes involved in XOR bi-endian mode (default ${default_sim_xor_endian}).], [case "${enableval}" in yes) sim_xor_endian="-DWITH_XOR_ENDIAN=8";; no) sim_xor_endian="-DWITH_XOR_ENDIAN=0";; *) sim_xor_endian="-DWITH_XOR_ENDIAN=$enableval";; esac if test x"$silent" != x"yes" && test x"$sim_xor_endian" != x""; then echo "Setting xor-endian flag = $sim_xor_endian" 6>&1 fi],[sim_xor_endian="-DWITH_XOR_ENDIAN=${default_sim_xor_endian}"])dnl ]) AC_SUBST(sim_xor_endian) dnl --enable-build-warnings is for developers of the simulator. dnl it enables extra GCC specific warnings. AC_DEFUN([SIM_AC_OPTION_WARNINGS], [ # NOTE: Don't add -Wall or -Wunused, they both include # -Wunused-parameter which reports bogus warnings. # NOTE: If you add to this list, remember to update # gdb/doc/gdbint.texinfo. build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \ -Wformat -Wparentheses -Wpointer-arith" # GCC supports -Wuninitialized only with -O or -On, n != 0. if test x${CFLAGS+set} = xset; then case "${CFLAGS}" in *"-O0"* ) ;; *"-O"* ) build_warnings="${build_warnings} -Wuninitialized" ;; esac else build_warnings="${build_warnings} -Wuninitialized" fi # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls # -Woverloaded-virtual -Winline -Werror" AC_ARG_ENABLE(build-warnings, [ --enable-build-warnings Enable build-time compiler warnings if gcc is used], [case "${enableval}" in yes) ;; no) build_warnings="-w";; ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` build_warnings="${build_warnings} ${t}";; *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` build_warnings="${t} ${build_warnings}";; *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; esac if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then echo "Setting compiler warning flags = $build_warnings" 6>&1 fi])dnl AC_ARG_ENABLE(sim-build-warnings, [ --enable-gdb-build-warnings Enable SIM specific build-time compiler warnings if gcc is used], [case "${enableval}" in yes) ;; no) build_warnings="-w";; ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` build_warnings="${build_warnings} ${t}";; *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` build_warnings="${t} ${build_warnings}";; *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; esac if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1 fi])dnl WARN_CFLAGS="" WERROR_CFLAGS="" if test "x${build_warnings}" != x -a "x$GCC" = xyes then AC_MSG_CHECKING(compiler warning flags) # Separate out the -Werror flag as some files just cannot be # compiled with it enabled. for w in ${build_warnings}; do case $w in -Werr*) WERROR_CFLAGS=-Werror ;; *) # Check that GCC accepts it saved_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS $w" AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",) CFLAGS="$saved_CFLAGS" esac done AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS}) fi ]) AC_SUBST(WARN_CFLAGS) AC_SUBST(WERROR_CFLAGS) dnl Generate the Makefile in a target specific directory. dnl Substitutions aren't performed on the file in AC_SUBST_FILE, dnl so this is a cover macro to tuck the details away of how we cope. dnl We cope by having autoconf generate two files and then merge them into dnl one afterwards. The two pieces of the common fragment are inserted into dnl the target's fragment at the appropriate points. AC_DEFUN([SIM_AC_OUTPUT], [ AC_LINK_FILES($sim_link_files, $sim_link_links) dnl Make @cgen_breaks@ non-null only if the sim uses CGEN. cgen_breaks="" if grep CGEN_MAINT $srcdir/Makefile.in >/dev/null; then cgen_breaks="break cgen_rtx_error"; fi AC_SUBST(cgen_breaks) AC_CONFIG_FILES(Makefile.sim:Makefile.in) AC_CONFIG_FILES(Make-common.sim:../common/Make-common.in) AC_CONFIG_FILES(.gdbinit:../common/gdbinit.in) AC_CONFIG_COMMANDS([Makefile], [echo "Merging Makefile.sim+Make-common.sim into Makefile ..." rm -f Makesim1.tmp Makesim2.tmp Makefile sed -n -e '/^## COMMON_PRE_/,/^## End COMMON_PRE_/ p' <Make-common.sim >Makesim1.tmp sed -n -e '/^## COMMON_POST_/,/^## End COMMON_POST_/ p' <Make-common.sim >Makesim2.tmp sed -e '/^## COMMON_PRE_/ r Makesim1.tmp' \ -e '/^## COMMON_POST_/ r Makesim2.tmp' \ <Makefile.sim >Makefile rm -f Makefile.sim Make-common.sim Makesim1.tmp Makesim2.tmp ]) AC_CONFIG_COMMANDS([stamp-h], [echo > stamp-h]) AC_OUTPUT ]) sinclude(../../config/gettext-sister.m4) sinclude(../../config/acx.m4) dnl --enable-cgen-maint support AC_DEFUN([SIM_AC_OPTION_CGEN_MAINT], [ cgen_maint=no dnl Default is to use one in build tree. cgen=guile cgendir='$(srcdir)/../../cgen' dnl Having --enable-maintainer-mode take arguments is another way to go. dnl ??? One can argue --with is more appropriate if one wants to specify dnl a directory name, but what we're doing here is an enable/disable kind dnl of thing and specifying both --enable and --with is klunky. dnl If you reeely want this to be --with, go ahead and change it. AC_ARG_ENABLE(cgen-maint, [ --enable-cgen-maint[=DIR] build cgen generated files], [case "${enableval}" in yes) cgen_maint=yes ;; no) cgen_maint=no ;; *) # argument is cgen install directory (not implemented yet). # Having a `share' directory might be more appropriate for the .scm, # .cpu, etc. files. cgendir=${cgen_maint}/lib/cgen cgen=guile ;; esac])dnl dnl AM_CONDITIONAL(CGEN_MAINT, test x${cgen_maint} != xno) if test x${cgen_maint} != xno ; then CGEN_MAINT='' else CGEN_MAINT='#' fi AC_SUBST(CGEN_MAINT) AC_SUBST(cgendir) AC_SUBST(cgen) ])