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author | Simon Marchi <simon.marchi@efficios.com> | 2022-10-20 12:47:07 -0400 |
---|---|---|
committer | Simon Marchi <simon.marchi@polymtl.ca> | 2023-01-05 14:38:51 -0500 |
commit | 8b35ed1febd786c7aec34bbd7080c73a7c91bfca (patch) | |
tree | ca39491788734538b4d8cfbb6547cc466738ff81 /gdbsupport | |
parent | 2b16913cdca20ae1dafdbd816b025a6efdc6c06f (diff) | |
download | gdb-8b35ed1febd786c7aec34bbd7080c73a7c91bfca.zip gdb-8b35ed1febd786c7aec34bbd7080c73a7c91bfca.tar.gz gdb-8b35ed1febd786c7aec34bbd7080c73a7c91bfca.tar.bz2 |
gdbsupport: move libxxhash configure check to gdbsupport
The following patch moves the fast_hash function, which uses libxxhash,
to gdbsupport. Move the libxxhash configure check to gdbsupport (and
transitively to gdbserver).
Change-Id: I242499e50c8cd6fe9f51e6e92dc53a1b3daaa96e
Approved-By: Andrew Burgess <aburgess@redhat.com>
Diffstat (limited to 'gdbsupport')
-rw-r--r-- | gdbsupport/Makefile.in | 3 | ||||
-rw-r--r-- | gdbsupport/common.m4 | 24 | ||||
-rw-r--r-- | gdbsupport/config.in | 3 | ||||
-rwxr-xr-x | gdbsupport/configure | 514 |
4 files changed, 544 insertions, 0 deletions
diff --git a/gdbsupport/Makefile.in b/gdbsupport/Makefile.in index 6aadae4..6db7644 100644 --- a/gdbsupport/Makefile.in +++ b/gdbsupport/Makefile.in @@ -254,6 +254,7 @@ GMSGFMT = @GMSGFMT@ GREP = @GREP@ HAVE_CXX11 = @HAVE_CXX11@ HAVE_LIBIPT = @HAVE_LIBIPT@ +HAVE_LIBXXHASH = @HAVE_LIBXXHASH@ INCINTL = @INCINTL@ INSTALL = @INSTALL@ INSTALL_DATA = @INSTALL_DATA@ @@ -268,8 +269,10 @@ LIBINTL_DEP = @LIBINTL_DEP@ LIBIPT = @LIBIPT@ LIBOBJS = @LIBOBJS@ LIBS = @LIBS@ +LIBXXHASH = @LIBXXHASH@ LTLIBIPT = @LTLIBIPT@ LTLIBOBJS = @LTLIBOBJS@ +LTLIBXXHASH = @LTLIBXXHASH@ MAINT = @MAINT@ MAKEINFO = @MAKEINFO@ MKDIR_P = @MKDIR_P@ diff --git a/gdbsupport/common.m4 b/gdbsupport/common.m4 index 7b10026..c6b9a25 100644 --- a/gdbsupport/common.m4 +++ b/gdbsupport/common.m4 @@ -215,6 +215,30 @@ AC_DEFUN([GDB_AC_COMMON], [ BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t) fi + + dnl xxhash support + # Check for xxhash + AC_ARG_WITH(xxhash, + AS_HELP_STRING([--with-xxhash], [use libxxhash for hashing (faster) (auto/yes/no)]), + [], [with_xxhash=auto]) + + if test "x$with_xxhash" != "xno"; then + AC_LIB_HAVE_LINKFLAGS([xxhash], [], + [#include <xxhash.h>], + [XXH32("foo", 3, 0); + ]) + if test "$HAVE_LIBXXHASH" != yes; then + if test "$with_xxhash" = yes; then + AC_MSG_ERROR([xxhash is missing or unusable]) + fi + fi + if test "x$with_xxhash" = "xauto"; then + with_xxhash="$HAVE_LIBXXHASH" + fi + fi + + AC_MSG_CHECKING([whether to use xxhash]) + AC_MSG_RESULT([$with_xxhash]) ]) dnl Check that the provided value ($1) is either "yes" or "no". If not, diff --git a/gdbsupport/config.in b/gdbsupport/config.in index 577866c..2cdc1fb 100644 --- a/gdbsupport/config.in +++ b/gdbsupport/config.in @@ -124,6 +124,9 @@ /* Define if you have the ipt library. */ #undef HAVE_LIBIPT +/* Define if you have the xxhash library. */ +#undef HAVE_LIBXXHASH + /* Define to 1 if you have the <linux/elf.h> header file. */ #undef HAVE_LINUX_ELF_H diff --git a/gdbsupport/configure b/gdbsupport/configure index 38541e8..a0e4a3f 100755 --- a/gdbsupport/configure +++ b/gdbsupport/configure @@ -631,6 +631,9 @@ HAVE_PIPE_OR_PIPE2_FALSE HAVE_PIPE_OR_PIPE2_TRUE SELFTEST_FALSE SELFTEST_TRUE +LTLIBXXHASH +LIBXXHASH +HAVE_LIBXXHASH LTLIBIPT LIBIPT HAVE_LIBIPT @@ -776,6 +779,9 @@ with_gnu_ld enable_rpath with_libipt_prefix with_libipt_type +with_xxhash +with_libxxhash_prefix +with_libxxhash_type enable_unit_tests enable_werror enable_build_warnings @@ -1442,6 +1448,10 @@ Optional Packages: --with-libipt-prefix[=DIR] search for libipt in DIR/include and DIR/lib --without-libipt-prefix don't search for libipt in includedir and libdir --with-libipt-type=TYPE type of library to search for (auto/static/shared) + --with-xxhash use libxxhash for hashing (faster) (auto/yes/no) + --with-libxxhash-prefix[=DIR] search for libxxhash in DIR/include and DIR/lib + --without-libxxhash-prefix don't search for libxxhash in includedir and libdir + --with-libxxhash-type=TYPE type of library to search for (auto/static/shared) Some influential environment variables: CC C compiler command @@ -9963,6 +9973,510 @@ $as_echo "$bfd_cv_have_sys_procfs_type_elf_fpregset_t" >&6; } fi + # Check for xxhash + +# Check whether --with-xxhash was given. +if test "${with_xxhash+set}" = set; then : + withval=$with_xxhash; +else + with_xxhash=auto +fi + + + if test "x$with_xxhash" != "xno"; then + + + + + + + + + use_additional=yes + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + +# Check whether --with-libxxhash-prefix was given. +if test "${with_libxxhash_prefix+set}" = set; then : + withval=$with_libxxhash_prefix; + if test "X$withval" = "Xno"; then + use_additional=no + else + if test "X$withval" = "X"; then + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + else + additional_includedir="$withval/include" + additional_libdir="$withval/lib" + fi + fi + +fi + + +# Check whether --with-libxxhash-type was given. +if test "${with_libxxhash_type+set}" = set; then : + withval=$with_libxxhash_type; with_libxxhash_type=$withval +else + with_libxxhash_type=auto +fi + + lib_type=`eval echo \$with_libxxhash_type` + + LIBXXHASH= + LTLIBXXHASH= + INCXXHASH= + rpathdirs= + ltrpathdirs= + names_already_handled= + names_next_round='xxhash ' + while test -n "$names_next_round"; do + names_this_round="$names_next_round" + names_next_round= + for name in $names_this_round; do + already_handled= + for n in $names_already_handled; do + if test "$n" = "$name"; then + already_handled=yes + break + fi + done + if test -z "$already_handled"; then + names_already_handled="$names_already_handled $name" + uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'` + eval value=\"\$HAVE_LIB$uppername\" + if test -n "$value"; then + if test "$value" = yes; then + eval value=\"\$LIB$uppername\" + test -z "$value" || LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$value" + eval value=\"\$LTLIB$uppername\" + test -z "$value" || LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }$value" + else + : + fi + else + found_dir= + found_la= + found_so= + found_a= + if test $use_additional = yes; then + if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext" && test x$lib_type != xstatic; then + found_dir="$additional_libdir" + found_so="$additional_libdir/lib$name.$shlibext" + if test -f "$additional_libdir/lib$name.la"; then + found_la="$additional_libdir/lib$name.la" + fi + elif test x$lib_type != xshared; then + if test -f "$additional_libdir/lib$name.$libext"; then + found_dir="$additional_libdir" + found_a="$additional_libdir/lib$name.$libext" + if test -f "$additional_libdir/lib$name.la"; then + found_la="$additional_libdir/lib$name.la" + fi + fi + fi + fi + if test "X$found_dir" = "X"; then + for x in $LDFLAGS $LTLIBXXHASH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + case "$x" in + -L*) + dir=`echo "X$x" | sed -e 's/^X-L//'` + if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext" && test x$lib_type != xstatic; then + found_dir="$dir" + found_so="$dir/lib$name.$shlibext" + if test -f "$dir/lib$name.la"; then + found_la="$dir/lib$name.la" + fi + elif test x$lib_type != xshared; then + if test -f "$dir/lib$name.$libext"; then + found_dir="$dir" + found_a="$dir/lib$name.$libext" + if test -f "$dir/lib$name.la"; then + found_la="$dir/lib$name.la" + fi + fi + fi + ;; + esac + if test "X$found_dir" != "X"; then + break + fi + done + fi + if test "X$found_dir" != "X"; then + LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-L$found_dir -l$name" + if test "X$found_so" != "X"; then + if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so" + else + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $found_dir" + fi + if test "$hardcode_direct" = yes; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so" + else + if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so" + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $found_dir" + fi + else + haveit= + for x in $LDFLAGS $LIBXXHASH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$found_dir" + fi + if test "$hardcode_minus_L" != no; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_so" + else + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l$name" + fi + fi + fi + fi + else + if test "X$found_a" != "X"; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$found_a" + else + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$found_dir -l$name" + fi + fi + additional_includedir= + case "$found_dir" in + */lib | */lib/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'` + additional_includedir="$basedir/include" + ;; + esac + if test "X$additional_includedir" != "X"; then + if test "X$additional_includedir" != "X/usr/include"; then + haveit= + if test "X$additional_includedir" = "X/usr/local/include"; then + if test -n "$GCC"; then + case $host_os in + linux*) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + for x in $CPPFLAGS $INCXXHASH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-I$additional_includedir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_includedir"; then + INCXXHASH="${INCXXHASH}${INCXXHASH:+ }-I$additional_includedir" + fi + fi + fi + fi + fi + if test -n "$found_la"; then + save_libdir="$libdir" + case "$found_la" in + */* | *\\*) . "$found_la" ;; + *) . "./$found_la" ;; + esac + libdir="$save_libdir" + for dep in $dependency_libs; do + case "$dep" in + -L*) + additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` + if test "X$additional_libdir" != "X/usr/lib"; then + haveit= + if test "X$additional_libdir" = "X/usr/local/lib"; then + if test -n "$GCC"; then + case $host_os in + linux*) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + haveit= + for x in $LDFLAGS $LIBXXHASH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-L$additional_libdir" + fi + fi + haveit= + for x in $LDFLAGS $LTLIBXXHASH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-L$additional_libdir" + fi + fi + fi + fi + ;; + -R*) + dir=`echo "X$dep" | sed -e 's/^X-R//'` + if test "$enable_rpath" != no; then + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $dir" + fi + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $dir" + fi + fi + ;; + -l*) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` + ;; + *.la) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` + ;; + *) + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$dep" + LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }$dep" + ;; + esac + done + fi + else + if test "x$lib_type" = "xauto" || test "x$lib_type" = "xshared"; then + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l$name" + LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-l$name" + else + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }-l:lib$name.$libext" + LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-l:lib$name.$libext" + fi + fi + fi + fi + done + done + if test "X$rpathdirs" != "X"; then + if test -n "$hardcode_libdir_separator"; then + alldirs= + for found_dir in $rpathdirs; do + alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$found_dir" + done + acl_save_libdir="$libdir" + libdir="$alldirs" + eval flag=\"$hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$flag" + else + for found_dir in $rpathdirs; do + acl_save_libdir="$libdir" + libdir="$found_dir" + eval flag=\"$hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBXXHASH="${LIBXXHASH}${LIBXXHASH:+ }$flag" + done + fi + fi + if test "X$ltrpathdirs" != "X"; then + for found_dir in $ltrpathdirs; do + LTLIBXXHASH="${LTLIBXXHASH}${LTLIBXXHASH:+ }-R$found_dir" + done + fi + + + ac_save_CPPFLAGS="$CPPFLAGS" + + for element in $INCXXHASH; do + haveit= + for x in $CPPFLAGS; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X$element"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element" + fi + done + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libxxhash" >&5 +$as_echo_n "checking for libxxhash... " >&6; } +if ${ac_cv_libxxhash+:} false; then : + $as_echo_n "(cached) " >&6 +else + + ac_save_LIBS="$LIBS" + LIBS="$LIBS $LIBXXHASH" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <xxhash.h> +int +main () +{ +XXH32("foo", 3, 0); + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_libxxhash=yes +else + ac_cv_libxxhash=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS="$ac_save_LIBS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libxxhash" >&5 +$as_echo "$ac_cv_libxxhash" >&6; } + if test "$ac_cv_libxxhash" = yes; then + HAVE_LIBXXHASH=yes + +$as_echo "#define HAVE_LIBXXHASH 1" >>confdefs.h + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libxxhash" >&5 +$as_echo_n "checking how to link with libxxhash... " >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBXXHASH" >&5 +$as_echo "$LIBXXHASH" >&6; } + else + HAVE_LIBXXHASH=no + CPPFLAGS="$ac_save_CPPFLAGS" + LIBXXHASH= + LTLIBXXHASH= + fi + + + + + + + if test "$HAVE_LIBXXHASH" != yes; then + if test "$with_xxhash" = yes; then + as_fn_error $? "xxhash is missing or unusable" "$LINENO" 5 + fi + fi + if test "x$with_xxhash" = "xauto"; then + with_xxhash="$HAVE_LIBXXHASH" + fi + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use xxhash" >&5 +$as_echo_n "checking whether to use xxhash... " >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_xxhash" >&5 +$as_echo "$with_xxhash" >&6; } + # Check whether we will enable the inclusion of unit tests when # compiling GDB. |