# configure.ac for GCC
# Process this file with autoconf to generate a configuration script.
-# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
# Free Software Foundation, Inc.
#This file is part of GCC.
esac
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
- CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)'
+ CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$${sysroot_headers_suffix}$(NATIVE_SYSTEM_HEADER_DIR)'
if test "x$exec_prefix" = xNONE; then
if test "x$prefix" = xNONE; then
AC_CACHE_CHECK([whether mcontext_t fields have underscores],
gcc_cv_mcontext_underscores,
AC_COMPILE_IFELSE([
+#include <sys/cdefs.h>
#include <sys/signal.h>
#include <ucontext.h>
int main() { mcontext_t m; if (m->ss.srr0) return 0; return 0; }
tm_include_list="options.h"
for f in $tm_file; do
case $f in
+ ./* )
+ f=`echo $f | sed 's/^..//'`
+ tm_file_list="${tm_file_list} $f"
+ tm_include_list="${tm_include_list} $f"
+ ;;
defaults.h )
tm_file_list="${tm_file_list} \$(srcdir)/$f"
tm_include_list="${tm_include_list} $f"
SYSTEM_HEADER_DIR='$(NATIVE_SYSTEM_HEADER_DIR)' AC_SUBST(SYSTEM_HEADER_DIR)
if test "x$with_build_sysroot" != x; then
- build_system_header_dir=$with_build_sysroot'$(NATIVE_SYSTEM_HEADER_DIR)'
+ build_system_header_dir=$with_build_sysroot'$${sysroot_headers_suffix}$(NATIVE_SYSTEM_HEADER_DIR)'
else
# This value is used, even on a native system, because
# CROSS_SYSTEM_HEADER_DIR is just
[AC_DEFINE(HAVE_AS_IX86_FFREEP, 1,
[Define if your assembler supports the ffreep mnemonic.])])
+ gcc_GAS_CHECK_FEATURE([sahf mnemonic],
+ gcc_cv_as_ix86_sahf,,,
+ [sahf],,
+ [AC_DEFINE(HAVE_AS_IX86_SAHF, 1,
+ [Define if your assembler supports the sahf mnemonic.])])
+
gcc_GAS_CHECK_FEATURE([different section symbol subtraction],
gcc_cv_as_ix86_diff_sect_delta,,,
[.section .rodata
[$conftest_s],,
[AC_DEFINE(HAVE_AS_REL16, 1,
[Define if your assembler supports R_PPC_REL16 relocs.])])
+
+ case $target in
+ *-*-aix*) conftest_s=' .machine "pwr6"
+ .csect .text[[PR]]
+ cmpb 3,4,5';;
+ *) conftest_s=' .machine power6
+ .text
+ cmpb 3,4,5';;
+ esac
+
+ gcc_GAS_CHECK_FEATURE([compare bytes support],
+ gcc_cv_as_powerpc_cmpb, [9,99,0], -a32,
+ [$conftest_s],,
+ [AC_DEFINE(HAVE_AS_CMPB, 1,
+ [Define if your assembler supports cmpb.])])
+
+ case $target in
+ *-*-aix*) conftest_s=' .machine "pwr6"
+ .csect .text[[PR]]
+ dadd 1,3';;
+ *) conftest_s=' .machine power6
+ .text
+ dadd 1,3';;
+ esac
+
+ gcc_GAS_CHECK_FEATURE([decimal float support],
+ gcc_cv_as_powerpc_dfp, [9,99,0], -a32,
+ [$conftest_s],,
+ [AC_DEFINE(HAVE_AS_DFP, 1,
+ [Define if your assembler supports DFP instructions.])])
;;
mips*-*-*)
case "$target" in
i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* \
| x86_64*-*-* | hppa*-*-* | arm*-*-* | strongarm*-*-* | xscale*-*-* \
- | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-* | score*-*-*)
+ | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-* | score*-*-* | spu-*-*)
insn="nop"
;;
ia64*-*-* | s390*-*-*)
[Define if your assembler supports the --gstabs option.])])
fi
+AC_CACHE_CHECK([assembler for tolerance to line number 0],
+ [gcc_cv_as_line_zero],
+ [gcc_cv_as_line_zero=no
+ if test $in_tree_gas = yes; then
+ gcc_GAS_VERSION_GTE_IFELSE(2, 16, 91, [gcc_cv_as_line_zero=yes])
+ elif test "x$gcc_cv_as" != x; then
+ { echo '# 1 "test.s" 1'; echo '# 0 "" 2'; } > conftest.s
+ if AC_TRY_COMMAND([$gcc_cv_as -o conftest.o conftest.s >&AS_MESSAGE_LOG_FD 2>conftest.out]) &&
+ test "x`cat conftest.out`" = x
+ then
+ gcc_cv_as_line_zero=yes
+ else
+ echo "configure: failed program was" >&AS_MESSAGE_LOG_FD
+ cat conftest.s >&AS_MESSAGE_LOG_FD
+ echo "configure: error output was" >&AS_MESSAGE_LOG_FD
+ cat conftest.out >&AS_MESSAGE_LOG_FD
+ fi
+ rm -f conftest.o conftest.s conftest.out
+ fi])
+if test "x$gcc_cv_as_line_zero" = xyes; then
+ AC_DEFINE([HAVE_AS_LINE_ZERO], 1,
+[Define if the assembler won't complain about a line such as # 0 "" 2.])
+fi
+
AC_MSG_CHECKING(linker read-only and read-write section mixing)
gcc_cv_ld_ro_rw_mix=unknown
if test $in_tree_ld = yes ; then
if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then
if test "x$with_sysroot" = x; then
glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include"
+ elif test "x$with_build_sysroot" != "x"; then
+ glibc_header_dir="${with_build_sysroot}/usr/include"
elif test "x$with_sysroot" = xyes; then
glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include"
else
if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then
if test "x$with_sysroot" = x; then
glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include"
+ elif test "x$with_build_sysroot" != "x"; then
+ glibc_header_dir="${with_build_sysroot}/usr/include"
elif test "x$with_sysroot" = xyes; then
glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include"
else
rm -f Make-hooks
touch Make-hooks
target_list="all.cross start.encap rest.encap tags \
- install-common install-man install-info dvi pdf html \
- uninstall info man srcextra srcman srcinfo \
+ install-common install-man install-info install-pdf dvi pdf \
+ html uninstall info man srcextra srcman srcinfo \
mostlyclean clean distclean maintainer-clean"
for t in $target_list
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