# configure.ac for GCC
# Process this file with autoconf to generate a configuration script.
-# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
# Free Software Foundation, Inc.
#This file is part of GCC.
# that we can use it.
gcc_AC_CHECK_PROG_VER(MAKEINFO, makeinfo, --version,
[GNU texinfo.* \([0-9][0-9.]*\)],
- [4.[2-9]*])
+ [4.[4-9]*])
if test $gcc_cv_prog_makeinfo_modern = no; then
MAKEINFO="$MISSING makeinfo"
AC_MSG_WARN([
elif test -x as$build_exeext; then
# Build using assembler in the current directory.
gcc_cv_as=./as$build_exeext
-elif test -x "$AS_FOR_TARGET"; then
- gcc_cv_as="$AS_FOR_TARGET"
-elif test -x "$AS" && test x$host = x$target; then
- gcc_cv_as="$AS"
fi
-gcc_AC_CHECK_TOOL(gcc_cv_as, as, ORIGINAL_AS_FOR_TARGET)
+gcc_AC_CHECK_TOOL(gcc_cv_as, as, ORIGINAL_AS_FOR_TARGET, AS_FOR_TARGET, AS)
AC_MSG_CHECKING(what assembler to use)
case $in_tree_gas in
yes)
elif test -x collect-ld$build_exeext; then
# Build using linker in the current directory.
gcc_cv_ld=./collect-ld$build_exeext
-elif test -x "$LD_FOR_TARGET"; then
- gcc_cv_ld="$LD_FOR_TARGET"
-elif test -x "$LD" && test x$host = x$target; then
- gcc_cv_ld="$LD"
fi
-gcc_AC_CHECK_TOOL(gcc_cv_ld, ld, ORIGINAL_LD_FOR_TARGET)
+gcc_AC_CHECK_TOOL(gcc_cv_ld, ld, ORIGINAL_LD_FOR_TARGET, LD_FOR_TARGET, LD)
AC_MSG_CHECKING(what linker to use)
case $in_tree_ld in
yes)
gcc_cv_nm=./nm$build_exeext
fi
-gcc_AC_CHECK_TOOL(gcc_cv_nm, nm, ORIGINAL_NM_FOR_TARGET)
+gcc_AC_CHECK_TOOL(gcc_cv_nm, nm, ORIGINAL_NM_FOR_TARGET, NM_FOR_TARGET, NM)
AC_MSG_CHECKING(what nm to use)
case $in_tree_nm in
yes) AC_MSG_RESULT("newly built nm") ;;
esac
# Figure out what objdump we will be using.
-AC_MSG_CHECKING(what objdump to use)
in_tree_objdump=no
-if test -x objdump$build_exeext; then
- gcc_cv_objdump=./objdump$build_exeext
-elif test -f $gcc_cv_binutils_srcdir/configure.in \
+gcc_cv_objdump=
+if test -f $gcc_cv_binutils_srcdir/configure.in \
&& test -f ../binutils/Makefile; then
# Single tree build which includes binutils.
in_tree_objdump=yes
gcc_cv_objdump=../binutils/objdump$build_exeext
-elif test "x$program_prefix" != xNONE; then
- gcc_cv_objdump=${program_prefix}objdump$build_exeext
-elif test x$build != x$host && test x$build != x$target; then
- gcc_cv_objdump=${target_noncanonical}-objdump$build_exeext
-else
- gcc_cv_objdump=`echo objdump | \
- sed "${program_transform_name}"`$build_exeext
+elif test -x objdump$build_exeext; then
+ gcc_cv_objdump=./objdump$build_exeext
fi
+
+gcc_AC_CHECK_TOOL(gcc_cv_objdump, objdump, ORIGINAL_OBJDUMP_FOR_TARGET,
+ OBJDUMP_FOR_TARGET, OBJDUMP)
+AC_MSG_CHECKING(what objdump to use)
case $in_tree_objdump in
yes) AC_MSG_RESULT("newly built objdump") ;;
no) AC_MSG_RESULT($gcc_cv_objdump) ;;
[ .weak foobar],,
[AC_DEFINE(HAVE_GAS_WEAK, 1, [Define if your assembler supports .weak.])])
+gcc_GAS_CHECK_FEATURE([.weakref], gcc_cv_as_weakref,
+ [2,17,0],,
+ [ .weakref foobar, barfnot],,
+[AC_DEFINE(HAVE_GAS_WEAKREF, 1, [Define if your assembler supports .weakref.])])
+
gcc_GAS_CHECK_FEATURE([.nsubspa comdat], gcc_cv_as_nsubspa_comdat,
[2,15,91],,
[ .SPACE $TEXT$
tls_first_minor=15
tls_as_opt=--fatal-warnings
;;
+ arm*-*-*)
+ conftest_s='
+ .section ".tdata","awT",%progbits
+foo: .long 25
+ .text
+.word foo(gottpoff)
+.word foo(tpoff)
+.word foo(tlsgd)
+.word foo(tlsldm)
+.word foo(tlsldo)'
+ tls_first_major=2
+ tls_first_minor=17
+ ;;
i[34567]86-*-*)
conftest_s='
.section ".tdata","awT",@progbits
[Define if your assembler supports popcntb field.])])
case $target in
+ *-*-aix*) conftest_s=' .machine "pwr5x"
+ .csect .text[[PR]]
+ frin 1,1';;
+ *) conftest_s=' .machine power5
+ .text
+ frin 1,1';;
+ esac
+
+ gcc_GAS_CHECK_FEATURE([fp round support],
+ gcc_cv_as_powerpc_fprnd, [2,17,0],,
+ [$conftest_s],,
+ [AC_DEFINE(HAVE_AS_FPRND, 1,
+ [Define if your assembler supports fprnd.])])
+
+ case $target in
*-*-aix*) conftest_s=' .csect .text[[PR]]
LCF..0:
addis 11,30,_GLOBAL_OFFSET_TABLE_-LCF..0@ha';;
then target_cpu_default=MASK_EXPLICIT_RELOCS
else target_cpu_default="($target_cpu_default)|MASK_EXPLICIT_RELOCS"
fi])
+ ;;
+esac
+
+# Mips and HP-UX need the GNU assembler.
+# Linux on IA64 might be able to use the Intel assembler.
+case "$target" in
+ mips*-*-* | *-*-hpux* )
if test x$gas_flag = xyes \
|| test x"$host" != x"$build" \
|| test ! -x "$gcc_cv_as" \
fi
;;
esac
+
# ??? Not all targets support dwarf2 debug_line, even within a version
# of gas. Moreover, we need to emit a valid instruction to trigger any
# info to the output file. So, as supported targets are added to gas 2.11,
case "$target" in
i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* \
| x86_64*-*-* | hppa*-*-* | arm*-*-* | strongarm*-*-* | xscale*-*-* \
- | xstormy16*-*-* | cris-*-* | xtensa-*-*)
+ | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-*)
insn="nop"
;;
ia64*-*-* | s390*-*-*)
[Define if your linker supports --as-needed and --no-as-needed options.])
fi
-case "$target" in
- powerpc64*-*-linux*)
+case "$target:$tm_file" in
+ powerpc64*-*-linux* | powerpc*-*-linux*rs6000/biarch64.h*)
AC_CACHE_CHECK(linker support for omitting dot symbols,
gcc_cv_ld_no_dot_syms,
[gcc_cv_ld_no_dot_syms=no
rm -f Make-hooks
touch Make-hooks
-target_list="all.build all.cross start.encap rest.encap tags \
- install-normal install-common install-man \
+target_list="all.cross start.encap rest.encap tags \
+ install-common install-man \
uninstall info man srcextra srcman srcinfo \
mostlyclean clean distclean maintainer-clean \
stage1 stage2 stage3 stage4 stageprofile stagefeedback"
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