From 28e6bb130e41cc18e1d07330a154862a4927af65 Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@redhat.com>
Date: Thu, 4 Sep 2008 09:43:08 +0000
Subject: [PATCH] configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
check.
* configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
check.
* configure: Regenerate.
* config.in: Regenerate.
* config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
alignment field, if it is supported.
From-SVN: r139979
---
gcc/ChangeLog | 9 +++++++++
gcc/config.in | 8 ++++++++
gcc/config/i386/bsd.h | 7 +++++++
gcc/configure | 38 ++++++++++++++++++++++++++++++++++----
gcc/configure.ac | 6 ++++++
5 files changed, 64 insertions(+), 4 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4b6612f205fd..d3d023ebc44b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2008-09-04 Nick Clifton <nickc@redhat.com>
+
+ * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
+ check.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
+ alignment field, if it is supported.
+
2008-09-04 Kai Tietz <kai.tietz@onevision.com>
* config/i386/t-mingw32 (SHLIB_LC): Change order of import
diff --git a/gcc/config.in b/gcc/config.in
index 17bdeb44ae6f..30a67a7de029 100644
--- a/gcc/config.in
+++ b/gcc/config.in
@@ -377,11 +377,13 @@
#undef HAVE_AS_TLS
#endif
+
/* Define if your assembler supports VSX instructions. */
#ifndef USED_FOR_TARGET
#undef HAVE_AS_VSX
#endif
+
/* Define to 1 if you have the `atoll' function. */
#ifndef USED_FOR_TARGET
#undef HAVE_ATOLL
@@ -846,6 +848,12 @@
/* Define if your assembler and linker support .hidden. */
#undef HAVE_GAS_HIDDEN
+/* Define if your assembler supports .lcomm with an alignment field. */
+#ifndef USED_FOR_TARGET
+#undef HAVE_GAS_LCOMM_WITH_ALIGNMENT
+#endif
+
+
/* Define if your assembler supports .literal16. */
#ifndef USED_FOR_TARGET
#undef HAVE_GAS_LITERAL16
diff --git a/gcc/config/i386/bsd.h b/gcc/config/i386/bsd.h
index 2e63f5e8dd06..0256a6165ec1 100644
--- a/gcc/config/i386/bsd.h
+++ b/gcc/config/i386/bsd.h
@@ -65,6 +65,13 @@ along with GCC; see the file COPYING3. If not see
assemble_name ((FILE), (NAME)), \
fprintf ((FILE), ",%u\n", (int)(ROUNDED)))
+#ifdef HAVE_GAS_LCOMM_WITH_ALIGNMENT
+#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGNMENT) \
+( fputs (".lcomm ", (FILE)), \
+ assemble_name ((FILE), (NAME)), \
+ fprintf ((FILE), ",%u,%u\n", (int)(SIZE), (int)(ALIGNMENT) / BITS_PER_UNIT))
+#endif
+
/* This is how to output an assembler line
that says to advance the location counter
to a multiple of 2**LOG bytes. */
diff --git a/gcc/configure b/gcc/configure
index eb368c56faef..e6535fb85f69 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -458,7 +458,7 @@ ac_includes_default="\
# include <unistd.h>
#endif"
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os target_noncanonical build_libsubdir build_subdir host_subdir target_subdir GENINSRC CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT GNATBIND ac_ct_GNATBIND GNATMAKE ac_ct_GNATMAKE NO_MINUS_C_MINUS_O OUTPUT_OPTION CPP EGREP loose_warn strict_warn warn_cflags nocommon_flag TREEBROWSER valgrind_path valgrind_path_defines valgrind_command coverage_flags enable_multilib enable_decimal_float enable_fixed_point enable_shared TARGET_SYSTEM_ROOT TARGET_SYSTEM_ROOT_DEFINE CROSS_SYSTEM_HEADER_DIR onestep PKGVERSION REPORT_BUGS_TO REPORT_BUGS_TEXI datarootdir docdir htmldir SET_MAKE AWK LN_S LN RANLIB ac_ct_RANLIB ranlib_flags INSTALL INSTALL_PROGRAM INSTALL_DATA make_compare_target have_mktemp_command MAKEINFO BUILD_INFO GENERATED_MANPAGES FLEX BISON NM AR COLLECT2_LIBS GNAT_LIBEXC LDEXP_LIB TARGET_GETGROUPS_T LIBICONV LTLIBICONV LIBICONV_DEP manext objext gthread_flags extra_modes_file extra_opt_files USE_NLS LIBINTL LIBINTL_DEP INCINTL XGETTEXT GMSGFMT POSUB CATALOGS DATADIRNAME INSTOBJEXT GENCAT CATOBJEXT CROSS ALL SYSTEM_HEADER_DIR inhibit_libc CC_FOR_BUILD BUILD_CFLAGS BUILD_LDFLAGS STMP_FIXINC STMP_FIXPROTO collect2 LIBTOOL SED FGREP GREP LD DUMPBIN ac_ct_DUMPBIN ac_ct_AR STRIP ac_ct_STRIP lt_ECHO objdir enable_fast_install gcc_cv_as ORIGINAL_AS_FOR_TARGET gcc_cv_ld ORIGINAL_LD_FOR_TARGET gcc_cv_nm ORIGINAL_NM_FOR_TARGET gcc_cv_objdump libgcc_visibility GGC zlibdir zlibinc MAINT gcc_tooldir dollar slibdir subdirs srcdir all_compilers all_gtfiles all_lang_makefrags all_lang_makefiles all_languages all_selected_languages build_exeext build_install_headers_dir build_xm_file_list build_xm_include_list build_xm_defines build_file_translate check_languages cpp_install_dir xmake_file tmake_file extra_gcc_objs extra_headers_list extra_objs extra_parts extra_passes extra_programs float_h_file gcc_config_arguments gcc_gxx_include_dir host_exeext host_xm_file_list host_xm_include_list host_xm_defines out_host_hook_obj install lang_opt_files lang_specs_files lang_tree_files local_prefix md_file objc_boehm_gc out_file out_object_file thread_file tm_file_list tm_include_list tm_defines tm_p_file_list tm_p_include_list xm_file_list xm_include_list xm_defines c_target_objs cxx_target_objs fortran_target_objs target_cpu_default GMPLIBS GMPINC PPLLIBS PPLINC CLOOGLIBS CLOOGINC GRAPHITE LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os target_noncanonical build_libsubdir build_subdir host_subdir target_subdir GENINSRC CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT GNATBIND ac_ct_GNATBIND GNATMAKE ac_ct_GNATMAKE NO_MINUS_C_MINUS_O OUTPUT_OPTION CPP EGREP loose_warn strict_warn warn_cflags nocommon_flag TREEBROWSER valgrind_path valgrind_path_defines valgrind_command coverage_flags enable_multilib enable_decimal_float enable_fixed_point enable_shared TARGET_SYSTEM_ROOT TARGET_SYSTEM_ROOT_DEFINE CROSS_SYSTEM_HEADER_DIR onestep PKGVERSION REPORT_BUGS_TO REPORT_BUGS_TEXI datarootdir docdir htmldir SET_MAKE AWK LN_S LN RANLIB ac_ct_RANLIB ranlib_flags INSTALL INSTALL_PROGRAM INSTALL_DATA make_compare_target have_mktemp_command MAKEINFO BUILD_INFO GENERATED_MANPAGES FLEX BISON NM AR COLLECT2_LIBS GNAT_LIBEXC LDEXP_LIB TARGET_GETGROUPS_T LIBICONV LTLIBICONV LIBICONV_DEP manext objext gthread_flags extra_modes_file extra_opt_files USE_NLS LIBINTL LIBINTL_DEP INCINTL XGETTEXT GMSGFMT POSUB CATALOGS DATADIRNAME INSTOBJEXT GENCAT CATOBJEXT CROSS ALL SYSTEM_HEADER_DIR inhibit_libc CC_FOR_BUILD BUILD_CFLAGS BUILD_LDFLAGS STMP_FIXINC STMP_FIXPROTO collect2 LIBTOOL SED FGREP GREP LD DUMPBIN ac_ct_DUMPBIN ac_ct_AR STRIP ac_ct_STRIP lt_ECHO objdir enable_fast_install gcc_cv_as ORIGINAL_AS_FOR_TARGET gcc_cv_ld ORIGINAL_LD_FOR_TARGET gcc_cv_nm ORIGINAL_NM_FOR_TARGET gcc_cv_objdump libgcc_visibility GGC zlibdir zlibinc MAINT gcc_tooldir dollar slibdir subdirs srcdir all_compilers all_gtfiles all_lang_makefrags all_lang_makefiles all_languages all_selected_languages build_exeext build_install_headers_dir build_xm_file_list build_xm_include_list build_xm_defines build_file_translate check_languages cpp_install_dir xmake_file tmake_file extra_gcc_objs extra_headers_list extra_objs extra_parts extra_passes extra_programs float_h_file gcc_config_arguments gcc_gxx_include_dir host_exeext host_xm_file_list host_xm_include_list host_xm_defines out_host_hook_obj install lang_opt_files lang_specs_files lang_tree_files local_prefix md_file objc_boehm_gc out_file out_object_file thread_file tm_file_list tm_include_list tm_defines tm_p_file_list tm_p_include_list xm_file_list xm_include_list xm_defines c_target_objs cxx_target_objs fortran_target_objs target_cpu_default GMPLIBS GMPINC PPLLIBS PPLINC CLOOGLIBS CLOOGINC LIBOBJS LTLIBOBJS'
ac_subst_files='language_hooks'
ac_pwd=`pwd`
@@ -23114,6 +23114,39 @@ _ACEOF
fi
fi
+echo "$as_me:$LINENO: checking assembler for .lcomm with alignment" >&5
+echo $ECHO_N "checking assembler for .lcomm with alignment... $ECHO_C" >&6
+if test "${gcc_cv_as_lcomm_with_alignment+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ gcc_cv_as_lcomm_with_alignment=no
+ if test x$gcc_cv_as != x; then
+ echo '.lcomm bar,4,16' > conftest.s
+ if { ac_try='$gcc_cv_as -o conftest.o conftest.s >&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }
+ then
+ gcc_cv_as_lcomm_with_alignment=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+echo "$as_me:$LINENO: result: $gcc_cv_as_lcomm_with_alignment" >&5
+echo "${ECHO_T}$gcc_cv_as_lcomm_with_alignment" >&6
+if test $gcc_cv_as_lcomm_with_alignment = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GAS_LCOMM_WITH_ALIGNMENT 1
+_ACEOF
+
+fi
+
echo "$as_me:$LINENO: checking assembler for tolerance to line number 0" >&5
echo $ECHO_N "checking assembler for tolerance to line number 0... $ECHO_C" >&6
if test "${gcc_cv_as_line_zero+set}" = set; then
@@ -24028,10 +24061,8 @@ cat >>confdefs.h <<\_ACEOF
#define HAVE_cloog 1
_ACEOF
- GRAPHITE=graphite.o
fi
-
# Configure the subdirectories
# AC_CONFIG_SUBDIRS($subdirs)
@@ -24864,7 +24895,6 @@ s,@PPLLIBS@,$PPLLIBS,;t t
s,@PPLINC@,$PPLINC,;t t
s,@CLOOGLIBS@,$CLOOGLIBS,;t t
s,@CLOOGINC@,$CLOOGINC,;t t
-s,@GRAPHITE@,$GRAPHITE,;t t
s,@LIBOBJS@,$LIBOBJS,;t t
s,@LTLIBOBJS@,$LTLIBOBJS,;t t
/@language_hooks@/r $language_hooks
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 37ed6787064e..e81b203231bc 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -3177,6 +3177,12 @@ if test x"$insn" != x; then
[Define if your assembler supports the --debug-prefix-map option.])])
fi
+gcc_GAS_CHECK_FEATURE([.lcomm with alignment], gcc_cv_as_lcomm_with_alignment,
+ ,,
+[.lcomm bar,4,16],,
+[AC_DEFINE(HAVE_GAS_LCOMM_WITH_ALIGNMENT, 1,
+ [Define if your assembler supports .lcomm with an alignment field.])])
+
AC_CACHE_CHECK([assembler for tolerance to line number 0],
[gcc_cv_as_line_zero],
[gcc_cv_as_line_zero=no
--
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