From 8c64183a461a422b0443f84622af48858d5fe6ed Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Thu, 26 Mar 2009 17:15:11 -0700 Subject: Initial import of intel-graphics-tools with some microbenchmarks. --- m4/dolt.m4 | 178 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ m4/shave.m4 | 73 +++++++++++++++++++++++++ 2 files changed, 251 insertions(+) create mode 100644 m4/dolt.m4 create mode 100644 m4/shave.m4 (limited to 'm4') diff --git a/m4/dolt.m4 b/m4/dolt.m4 new file mode 100644 index 00000000..1109bdb0 --- /dev/null +++ b/m4/dolt.m4 @@ -0,0 +1,178 @@ +dnl dolt, a replacement for libtool +dnl Copyright © 2007-2008 Josh Triplett +dnl Copying and distribution of this file, with or without modification, +dnl are permitted in any medium without royalty provided the copyright +dnl notice and this notice are preserved. +dnl +dnl To use dolt, invoke the DOLT macro immediately after the libtool macros. +dnl Optionally, copy this file into acinclude.m4, to avoid the need to have it +dnl installed when running autoconf on your project. + +AC_DEFUN([DOLT], [ +AC_REQUIRE([AC_CANONICAL_HOST]) +# dolt, a replacement for libtool +# Josh Triplett +AC_PATH_PROG(DOLT_BASH, bash) +AC_MSG_CHECKING([if dolt supports this host]) +dolt_supported=yes +if test x$DOLT_BASH = x; then + dolt_supported=no +fi +if test x$GCC != xyes; then + dolt_supported=no +fi +case $host in +i?86-*-linux*|x86_64-*-linux*|powerpc-*-linux* \ +|amd64-*-freebsd*|i?86-*-freebsd*|ia64-*-freebsd*) + pic_options='-fPIC' + ;; +i?86-apple-darwin*) + pic_options='-fno-common' + ;; +*) + dolt_supported=no + ;; +esac +if test x$dolt_supported = xno ; then + AC_MSG_RESULT([no, falling back to libtool]) + LTCOMPILE='$(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(COMPILE)' + LTCXXCOMPILE='$(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CXXCOMPILE)' +else + AC_MSG_RESULT([yes, replacing libtool]) + +dnl Start writing out doltcompile. + cat <<__DOLTCOMPILE__EOF__ >doltcompile +#!$DOLT_BASH +__DOLTCOMPILE__EOF__ + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +args=("$[]@") +for ((arg=0; arg<${#args@<:@@@:>@}; arg++)) ; do + if test x"${args@<:@$arg@:>@}" = x-o ; then + objarg=$((arg+1)) + break + fi +done +if test x$objarg = x ; then + echo 'Error: no -o on compiler command line' 1>&2 + exit 1 +fi +lo="${args@<:@$objarg@:>@}" +obj="${lo%.lo}" +if test x"$lo" = x"$obj" ; then + echo "Error: libtool object file name \"$lo\" does not end in .lo" 1>&2 + exit 1 +fi +objbase="${obj##*/}" +__DOLTCOMPILE__EOF__ + +dnl Write out shared compilation code. + if test x$enable_shared = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +libobjdir="${obj%$objbase}.libs" +if test ! -d "$libobjdir" ; then + mkdir_out="$(mkdir "$libobjdir" 2>&1)" + mkdir_ret=$? + if test "$mkdir_ret" -ne 0 && test ! -d "$libobjdir" ; then + echo "$mkdir_out" 1>&2 + exit $mkdir_ret + fi +fi +pic_object="$libobjdir/$objbase.o" +args@<:@$objarg@:>@="$pic_object" +__DOLTCOMPILE__EOF__ + cat <<__DOLTCOMPILE__EOF__ >>doltcompile +"\${args@<:@@@:>@}" $pic_options -DPIC || exit \$? +__DOLTCOMPILE__EOF__ + fi + +dnl Write out static compilation code. +dnl Avoid duplicate compiler output if also building shared objects. + if test x$enable_static = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +non_pic_object="$obj.o" +args@<:@$objarg@:>@="$non_pic_object" +__DOLTCOMPILE__EOF__ + if test x$enable_shared = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +"${args@<:@@@:>@}" >/dev/null 2>&1 || exit $? +__DOLTCOMPILE__EOF__ + else + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +"${args@<:@@@:>@}" || exit $? +__DOLTCOMPILE__EOF__ + fi + fi + +dnl Write out the code to write the .lo file. +dnl The second line of the .lo file must match "^# Generated by .*libtool" + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +{ +echo "# $lo - a libtool object file" +echo "# Generated by doltcompile, not libtool" +__DOLTCOMPILE__EOF__ + + if test x$enable_shared = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo "pic_object='.libs/${objbase}.o'" +__DOLTCOMPILE__EOF__ + else + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo pic_object=none +__DOLTCOMPILE__EOF__ + fi + + if test x$enable_static = xyes; then + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo "non_pic_object='${objbase}.o'" +__DOLTCOMPILE__EOF__ + else + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +echo non_pic_object=none +__DOLTCOMPILE__EOF__ + fi + + cat <<'__DOLTCOMPILE__EOF__' >>doltcompile +} > "$lo" +__DOLTCOMPILE__EOF__ + +dnl Done writing out doltcompile; substitute it for libtool compilation. + chmod +x doltcompile + LTCOMPILE='$(top_builddir)/doltcompile $(COMPILE)' + LTCXXCOMPILE='$(top_builddir)/doltcompile $(CXXCOMPILE)' + +dnl automake ignores LTCOMPILE and LTCXXCOMPILE when it has separate CFLAGS for +dnl a target, so write out a libtool wrapper to handle that case. +dnl Note that doltlibtool does not handle inferred tags or option arguments +dnl without '=', because automake does not use them. + cat <<__DOLTLIBTOOL__EOF__ > doltlibtool +#!$DOLT_BASH +__DOLTLIBTOOL__EOF__ + cat <<'__DOLTLIBTOOL__EOF__' >>doltlibtool +top_builddir_slash="${0%%doltlibtool}" +: ${top_builddir_slash:=./} +args=() +modeok=false +tagok=false +for arg in "$[]@"; do + case "$arg" in + --silent) ;; + --mode=compile) modeok=true ;; + --tag=CC|--tag=CXX) tagok=true ;; + *) args@<:@${#args[@]}@:>@="$arg" ;; + esac +done +if $modeok && $tagok ; then + . ${top_builddir_slash}doltcompile "${args@<:@@@:>@}" +else + exec ${top_builddir_slash}libtool "$[]@" +fi +__DOLTLIBTOOL__EOF__ + +dnl Done writing out doltlibtool; substitute it for libtool. + chmod +x doltlibtool + LIBTOOL='$(top_builddir)/doltlibtool' +fi +AC_SUBST(LTCOMPILE) +AC_SUBST(LTCXXCOMPILE) +# end dolt +]) diff --git a/m4/shave.m4 b/m4/shave.m4 new file mode 100644 index 00000000..0c2c9f5a --- /dev/null +++ b/m4/shave.m4 @@ -0,0 +1,73 @@ +dnl Make automake/libtool output more friendly to humans +dnl +dnl SHAVE_INIT([shavedir],[default_mode]) +dnl +dnl shavedir: the directory where the shave scripts are, it defaults to +dnl $(top_builddir) +dnl default_mode: (enable|disable) default shave mode. This parameter +dnl controls shave's behaviour when no option has been +dnl given to configure. It defaults to disable. +dnl +dnl * SHAVE_INIT should be called late in your configure.(ac|in) file (just +dnl before AC_CONFIG_FILE/AC_OUTPUT is perfect. This macro rewrites CC and +dnl LIBTOOL, you don't want the configure tests to have these variables +dnl re-defined. +dnl * This macro requires GNU make's -s option. + +AC_DEFUN([_SHAVE_ARG_ENABLE], +[ + AC_ARG_ENABLE([shave], + AS_HELP_STRING( + [--enable-shave], + [use shave to make the build pretty [[default=$1]]]),, + [enable_shave=$1] + ) +]) + +AC_DEFUN([SHAVE_INIT], +[ + dnl you can tweak the default value of enable_shave + m4_if([$2], [enable], [_SHAVE_ARG_ENABLE(yes)], [_SHAVE_ARG_ENABLE(no)]) + + if test x"$enable_shave" = xyes; then + dnl where can we find the shave scripts? + m4_if([$1],, + [shavedir="$ac_pwd"], + [shavedir="$ac_pwd/$1"]) + AC_SUBST(shavedir) + + dnl make is now quiet + AC_SUBST([MAKEFLAGS], [-s]) + AC_SUBST([AM_MAKEFLAGS], ['`test -z $V && echo -s`']) + + dnl we need sed + AC_CHECK_PROG(SED,sed,sed,false) + + dnl substitute libtool + SHAVE_SAVED_LIBTOOL=$LIBTOOL + LIBTOOL="${SHELL} ${shavedir}/shave-libtool '${SHAVE_SAVED_LIBTOOL}'" + AC_SUBST(LIBTOOL) + + dnl substitute cc/cxx + SHAVE_SAVED_CC=$CC + SHAVE_SAVED_CXX=$CXX + SHAVE_SAVED_FC=$FC + SHAVE_SAVED_F77=$F77 + CC="${SHELL} ${shavedir}/shave cc ${SHAVE_SAVED_CC}" + CXX="${SHELL} ${shavedir}/shave cxx ${SHAVE_SAVED_CXX}" + FC="${SHELL} ${shavedir}/shave fc ${SHAVE_SAVED_FC}" + F77="${SHELL} ${shavedir}/shave f77 ${SHAVE_SAVED_F77}" + AC_SUBST(CC) + AC_SUBST(CXX) + AC_SUBST(FC) + AC_SUBST(F77) + + V=@ + else + V=1 + fi + Q='$(V:1=)' + AC_SUBST(V) + AC_SUBST(Q) +]) + -- cgit v1.2.3