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-rw-r--r--sim/common/acinclude.m4945
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diff --git a/sim/common/acinclude.m4 b/sim/common/acinclude.m4
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+++ b/sim/common/acinclude.m4
@@ -0,0 +1,945 @@
+# 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)
+])
generated by cgit v1.1 at 2024-11-25 14:28:10 +0000