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|
# 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.
# sinclude(../common/aclocal.m4)
# AC_PREREQ(2.5)dnl
# AC_INIT(Makefile.in)
#
# SIM_AC_COMMON
#
# ... target specific stuff ...
#
# SIM_AC_OUTPUT
AC_DEFUN(SIM_AC_COMMON,
[
# autoconf.info says this should be called right after AC_INIT.
AC_CONFIG_HEADER(ifelse([$1],,config.h,[$1]):config.in)
AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/../..)
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AC_PROG_CC
AC_PROG_INSTALL
# Put a plausible default for CC_FOR_BUILD in Makefile.
if test "x$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
# 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 sys/time.h sys/resource.h)
AC_CHECK_FUNCS(getrusage time)
. ${srcdir}/../../bfd/configure.host
dnl Standard (and optional) simulator options.
dnl Eventually all simulators will support these.
dnl Do not add any here that cannot be supported by all simulators.
dnl Do not add similar but different options to a particular simulator,
dnl all shall eventually behave the same way.
dnl This is a generic option to enable special byte swapping
dnl insns on *any* cpu.
AC_ARG_ENABLE(sim-bswap,
[ --enable-sim-bswap Use Host specific BSWAP instruction.],
[case "${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";;
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=""])dnl
AC_SUBST(sim_profile)
dnl Types used by common code
AC_TYPE_SIGNAL
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 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=${wire_alignment}"
else
sim_alignment=
fi
fi])dnl
AC_SUBST(sim_alignment)
])dnl
dnl Conditionally compile in assertion statements.
AC_DEFUN(SIM_AC_OPTION_ASSERT,
[
AC_ARG_ENABLE(sim-assert,
[ --enable-sim-assert Specify whether to perform random assertions.],
[case "${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-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="ifelse([$1],,ifelse([$2],,,[$2]),[$1])"
default_endian="ifelse([$2],,ifelse([$1],,,[$1]),[$2])"
default_sim_endian="ifelse([$1],,ifelse([$2],,,-DWITH_DEFAULT_TARGET_BYTE_ORDER=[$2]),-DWITH_TARGET_BYTE_ORDER=[$1])"
AC_ARG_ENABLE(sim-endian,
[ --enable-sim-endian=endian Specify target byte endian orientation.],
[case "${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
echo "No hard-wired endian for target $target" 1>&6
sim_endian="-DWITH_TARGET_BYTE_ORDER=0"
fi;;
no) if test x"$default_endian" != x; then
sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=${default_endian}"
else
echo "No default endian for target $target" 1>&6
sim_endian="-DWITH_DEFAULT_TARGET_BYTE_ORDER=0"
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 = $sim_endian" 6>&1
fi],[sim_endian="${default_sim_endian}"])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-hostendain=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)
])
AC_DEFUN(SIM_AC_OPTION_FLOAT,
[
default_sim_floating_point="ifelse([$1],,0,[$1])"
AC_ARG_ENABLE(sim-float,
[ --enable-sim-float Specify that the target processor has floating point hardware.],
[case "${enableval}" in
yes | hard) sim_float="-DWITH_FLOATING_POINT=HARD_FLOATING_POINT";;
no | soft) sim_float="-DWITH_FLOATING_POINT=SOFT_FLOATING_POINT";;
*) 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 = $sim_float" 6>&1
fi],[sim_float="-DWITH_FLOATING_POINT=${default_sim_floating_point}"])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=${default_sim_scache}";;
no) sim_scace= ;;
[[0-9]]*) sim_cache=${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)
])
AC_DEFUN(SIM_AC_OPTION_HARDWARE,
[
AC_ARG_ENABLE(sim-hardware,
[ --enable-sim-hardware=list Specify the hardware to be included in the build.],
[hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal,com,eeprom,opic,glue,phb,ide"
case "${enableval}" in
yes) ;;
no) AC_MSG_ERROR("List of hardware must be specified for --enable-sim-hardware"); hardware="";;
,*) hardware="${hardware}${enableval}";;
*,) hardware="${enableval}${hardware}";;
*) hardware="${enableval}"'';;
esac
sim_hw_src=`echo $hardware | sed -e 's/,/.c hw_/g' -e 's/^/hw_/' -e s'/$/.c/'`
sim_hw_obj=`echo $sim_hw_src | sed -e 's/\.c/.o/g'`
if test x"$silent" != x"yes" && test x"$hardware" != x""; then
echo "Setting hardware to $sim_hw_src, $sim_hw_obj"
fi],[hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal,com,eeprom,opic,glue,phb,ide"
sim_hw_src=`echo $hardware | sed -e 's/,/.c hw_/g' -e 's/^/hw_/' -e s'/$/.c/'`
sim_hw_obj=`echo $sim_hw_src | sed -e 's/\.c/.o/g'`
if test x"$silent" != x"yes"; then
echo "Setting hardware to $sim_hw_src, $sim_hw_obj"
fi])dnl
AC_SUBST(sim_hardware)
])
dnl --enable-sim-inline is for users that wish to ramp up the simulator's
dnl performance by inlining functions.
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_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$x=ALL_INLINE";;
*) new_flag="-D$x""_INLINE=ALL_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 = $sim_inline" 6>&1
fi],[if test x"$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 = $sim_inline" 6>&1
fi
else
sim_inline=""
fi])dnl
AC_SUBST(sim_inline)
])
AC_DEFUN(SIM_AC_OPTION_PACKAGES,
[
AC_ARG_ENABLE(sim-packages,
[ --enable-sim-packages=list Specify the packages to be included in the build.],
[packages=disklabel
case "${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-sim-warnings is for developers of the simulator.
dnl it enables extra GCC specific warnings.
AC_DEFUN(SIM_AC_OPTION_WARNINGS,
[
AC_ARG_ENABLE(sim-warnings,
[ --enable-sim-warnings=opts Extra CFLAGS for turning on compiler warnings],
[case "${enableval}" in
yes) sim_warnings="-Werror -Wall -Wpointer-arith -Wmissing-prototypes -Wmissing-declarations ";;
no) sim_warnings="-w";;
*) sim_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
esac
if test x"$silent" != x"yes" && test x"$sim_warnings" != x""; then
echo "Setting warning flags = $sim_warnings" 6>&1
fi],[sim_warnings=""])dnl
AC_SUBST(sim_warnings)
])
dnl Generate the Makefile in a target specific directory.
dnl Substitutions aren't performed on the file in AC_SUBST_FILE,
dnl so this is a cover macro to tuck the details away of how we cope.
dnl We cope by having autoconf generate two files and then merge them into
dnl one afterwards. The two pieces of the common fragment are inserted into
dnl the target's fragment at the appropriate points.
AC_DEFUN(SIM_AC_OUTPUT,
[
AC_LINK_FILES($sim_link_files, $sim_link_links)
AC_OUTPUT(Makefile.sim:Makefile.in Make-common.sim:../common/Make-common.in .gdbinit:../common/gdbinit.in,
[case "x$CONFIG_FILES" in
xMakefile*)
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
;;
esac
case "x$CONFIG_HEADERS" in xconfig.h:config.in) echo > stamp-h ;; esac
])
])
|