AC_CONFIG_SRCDIR(tree.c)
AC_CONFIG_HEADER(auto-host.h:config.in)
+gcc_version=`cat $srcdir/BASE-VER`
+
# Determine the host, build, and target systems
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_PROG_CPP
AC_C_INLINE
-gcc_AC_C_LONG_LONG
-
# sizeof(char) is 1 by definition.
AC_CHECK_SIZEOF(void *)
AC_CHECK_SIZEOF(short)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
-if test $ac_cv_c_long_long = yes; then
- AC_CHECK_SIZEOF(long long)
-fi
-if test $ac_cv_c___int64 = yes; then
- AC_CHECK_SIZEOF(__int64)
-fi
+AC_CHECK_TYPES([long long], [AC_CHECK_SIZEOF(long long)])
+AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)])
# ---------------------
# Warnings and checking
# We will need to find libiberty.h and ansidecl.h
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
-gcc_AC_CHECK_DECLS(getenv atol sbrk abort atof getcwd getwd strsignal \
+gcc_AC_CHECK_DECLS(getenv atol asprintf sbrk abort atof getcwd getwd strsignal \
strstr errno snprintf vsnprintf vasprintf malloc realloc calloc \
free basename getopt clock getpagesize gcc_UNLOCKED_FUNCS, , ,[
#include "ansidecl.h"
LIBICONV= ;;
esac
+AC_ARG_ENABLE(secureplt,
+[ --enable-secureplt enable -msecure-plt by default for PowerPC],
+[], [])
+
# Windows32 Registry support for specifying GCC installation paths.
AC_ARG_ENABLE(win32-registry,
[ --disable-win32-registry
# If build != host, and we aren't building gas in-tree, we identify a
# build->target assembler and hope that it will have the same features
# as the host->target assembler we'll be using.
-AC_MSG_CHECKING(what assembler to use)
in_tree_gas=no
gcc_cv_as=
gcc_cv_gas_major_version=
gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
if test -x "$DEFAULT_ASSEMBLER"; then
gcc_cv_as="$DEFAULT_ASSEMBLER"
-elif test -x as$build_exeext; then
- # Build using assembler in the current directory.
- gcc_cv_as=./as$build_exeext
elif test -f $gcc_cv_as_gas_srcdir/configure.in \
&& test -f ../gas/Makefile \
&& test x$build = x$host; then
# we'll use what we're building after installation anyway.
in_tree_gas=yes
_gcc_COMPUTE_GAS_VERSION
- rm -f as$build_exeext
- $LN_S ../gas/as-new$build_exeext as$build_exeext 2>/dev/null
+ gcc_cv_as=../gas/as-new$build_exeext
in_tree_gas_is_elf=no
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
|| (grep 'obj_format = multi' ../gas/Makefile \
in_tree_gas_is_elf=yes
fi
m4_pattern_allow([AS_FOR_TARGET])dnl
+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_version=`cat $srcdir/BASE-VER`
-
-if test "x$gcc_cv_as" = x; then
- # Search the same directories that the installed compiler will
- # search. Else we may find the wrong assembler and lose. If we
- # do not find a suitable assembler binary, then try the user's
- # path.
- #
- # Also note we have to check MD_EXEC_PREFIX before checking the
- # user's path. Unfortunately, there is no good way to get at the
- # value of MD_EXEC_PREFIX here. So we do a brute force search
- # through all the known MD_EXEC_PREFIX values. Ugh. This needs
- # to be fixed as part of the make/configure rewrite too.
-
- if test "x$exec_prefix" = xNONE; then
- if test "x$prefix" = xNONE; then
- test_prefix=/usr/local
- else
- test_prefix=$prefix
- fi
- else
- test_prefix=$exec_prefix
- fi
-
- # If the loop below does not find an assembler, then use whatever
- # one we can find in the users's path. We are looking for a
- # ${build} -> ${target} assembler.
- if test "x$program_prefix" != xNONE; then
- gcc_cv_as=${program_prefix}as$build_exeext
- elif test x$build != x$host && test x$build != x$target; then
- gcc_cv_as=${target_noncanonical}-as$build_exeext
- else
- gcc_cv_as=`echo as | sed "${program_transform_name}"`$build_exeext
- fi
-
- if test x$host = x$build; then
- test_dirs="$test_prefix/libexec/gcc/$target_noncanonical/$gcc_version \
- $test_prefix/libexec/gcc/$target_noncanonical \
- /usr/lib/gcc/$target_noncanonical/$gcc_version \
- /usr/lib/gcc/$target_noncanonical \
- $test_prefix/$target_noncanonical/bin/$target_noncanonical/$gcc_version \
- $test_prefix/$target_noncanonical/bin"
- else
- test_dirs=
- fi
-
- if test x$build = x$target; then
- test_dirs="$test_dirs \
- /usr/libexec \
- /usr/ccs/gcc \
- /usr/ccs/bin \
- /udk/usr/ccs/bin \
- /bsd43/usr/lib/cmplrs/cc \
- /usr/cross64/usr/bin \
- /usr/lib/cmplrs/cc \
- /sysv/usr/lib/cmplrs/cc \
- /svr4/usr/lib/cmplrs/cc \
- /usr/bin"
- fi
-
- for dir in $test_dirs; do
- if test -x $dir/as$build_exeext; then
- gcc_cv_as=$dir/as$build_exeext
- break;
- fi
- done
-fi
+gcc_AC_CHECK_TOOL(gcc_cv_as, as, ORIGINAL_AS_FOR_TARGET)
+AC_MSG_CHECKING(what assembler to use)
case $in_tree_gas in
yes)
AC_MSG_RESULT("newly built gas")
# If build != host, and we aren't building gas in-tree, we identify a
# build->target linker and hope that it will have the same features
# as the host->target linker we'll be using.
-AC_MSG_CHECKING(what linker to use)
in_tree_ld=no
gcc_cv_ld=
gcc_cv_gld_major_version=
gcc_cv_ld_bfd_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/bfd
if test -x "$DEFAULT_LINKER"; then
gcc_cv_ld="$DEFAULT_LINKER"
-elif test -x collect-ld$build_exeext; then
- # Build using linker in the current directory.
- gcc_cv_ld=./collect-ld$build_exeext
elif test -f $gcc_cv_ld_gld_srcdir/configure.in \
&& test -f ../ld/Makefile \
&& test x$build = x$host; then
gcc_cv_gld_major_version=`expr "$gcc_cv_gld_version" : "VERSION=\([0-9]*\)"`
gcc_cv_gld_minor_version=`expr "$gcc_cv_gld_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
changequote([,])dnl
- rm -f collect-ld$build_exeext
- $LN_S ../ld/ld-new$build_exeext collect-ld$build_exeext 2>/dev/null
+ gcc_cv_ld=../ld/ld-new$build_exeext
+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
-if test "x$gcc_cv_ld" = x; then
- # Search the same directories that the installed compiler will
- # search. Else we may find the wrong linker and lose. If we
- # do not find a suitable linker binary, then try the user's
- # path.
- #
- # Also note we have to check MD_EXEC_PREFIX before checking the
- # user's path. Unfortunately, there is no good way to get at the
- # value of MD_EXEC_PREFIX here. So we do a brute force search
- # through all the known MD_EXEC_PREFIX values. Ugh. This needs
- # to be fixed as part of the make/configure rewrite too.
-
- if test "x$exec_prefix" = xNONE; then
- if test "x$prefix" = xNONE; then
- test_prefix=/usr/local
- else
- test_prefix=$prefix
- fi
- else
- test_prefix=$exec_prefix
- fi
-
- # If the loop below does not find a linker, then use whatever
- # one we can find in the users's path. We are looking for a
- # ${build} -> ${target} linker.
- if test "x$program_prefix" != xNONE; then
- gcc_cv_ld=${program_prefix}ld$build_exeext
- elif test x$build != x$host && test x$build != x$target; then
- gcc_cv_ld=${target_noncanonical}-ld$build_exeext
- else
- gcc_cv_ld=`echo ld | sed "${program_transform_name}"`$build_exeext
- fi
-
- if test x$host = x$build; then
- test_dirs="$test_prefix/libexec/gcc/$target_noncanonical/$gcc_version \
- $test_prefix/libexec/gcc/$target_noncanonical \
- /usr/lib/gcc/$target_noncanonical/$gcc_version \
- /usr/lib/gcc/$target_noncanonical \
- $test_prefix/$target_noncanonical/bin/$target_noncanonical/$gcc_version \
- $test_prefix/$target_noncanonical/bin"
- else
- test_dirs=
- fi
-
- if test x$build = x$target; then
- test_dirs="$test_dirs \
- /usr/libexec \
- /usr/ccs/gcc \
- /usr/ccs/bin \
- /udk/usr/ccs/bin \
- /bsd43/usr/lib/cmplrs/cc \
- /usr/cross64/usr/bin \
- /usr/lib/cmplrs/cc \
- /sysv/usr/lib/cmplrs/cc \
- /svr4/usr/lib/cmplrs/cc \
- /usr/bin"
- fi
-
- for dir in $test_dirs; do
- if test -x $dir/ld$build_exeext; then
- gcc_cv_ld=$dir/ld$build_exeext
- break;
- fi
- done
-fi
+gcc_AC_CHECK_TOOL(gcc_cv_ld, ld, ORIGINAL_LD_FOR_TARGET)
+AC_MSG_CHECKING(what linker to use)
case $in_tree_ld in
yes)
AC_MSG_RESULT("newly built ld")
# Figure out what nm we will be using.
gcc_cv_binutils_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/binutils
-AC_MSG_CHECKING(what nm to use)
in_tree_nm=no
-if test -x nm$build_exeext; then
- gcc_cv_nm=./nm$build_exeext
-elif test -f $gcc_cv_binutils_srcdir/configure.in \
+gcc_cv_nm=
+if test -f $gcc_cv_binutils_srcdir/configure.in \
&& test -f ../binutils/Makefile; then
# Single tree build which includes binutils.
in_tree_nm=yes
+ gcc_cv_nm=../binutils/nm-new$build_exeext
+elif test -x nm$build_exeext; then
gcc_cv_nm=./nm$build_exeext
- rm -f nm$build_exeext
- $LN_S ../binutils/nm-new$build_exeext nm$build_exeext 2>/dev/null
-elif test "x$program_prefix" != xNONE; then
- gcc_cv_nm=${program_prefix}nm$build_exeext
-elif test x$build != x$host && test x$build != x$target; then
- gcc_cv_nm=${target_noncanonical}-nm$build_exeext
-else
- gcc_cv_nm=`echo nm | sed "${program_transform_name}"`$build_exeext
fi
+
+gcc_AC_CHECK_TOOL(gcc_cv_nm, nm, ORIGINAL_NM_FOR_TARGET)
+AC_MSG_CHECKING(what nm to use)
case $in_tree_nm in
yes) AC_MSG_RESULT("newly built nm") ;;
no) AC_MSG_RESULT($gcc_cv_nm) ;;
&& test -f ../binutils/Makefile; then
# Single tree build which includes binutils.
in_tree_objdump=yes
- gcc_cv_objdump=./objdump$build_exeext
- rm -f objdump$build_exeext
- $LN_S ../binutils/objdump$build_exeext objdump$build_exeext 2>/dev/null
+ gcc_cv_objdump=../binutils/objdump$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
lda $29, 0($29) !gpdisp!3],,
[AC_DEFINE(HAVE_AS_EXPLICIT_RELOCS, 1,
[Define if your assembler supports explicit relocations.])])
+ gcc_GAS_CHECK_FEATURE([jsrdirect relocation support],
+ gcc_cv_as_alpha_jsrdirect_relocs, [2,16,90],,
+[ .set nomacro
+ .text
+ ldq $27, a($29) !literal!1
+ jsr $26, ($27), a !lituse_jsrdirect!1],,
+ [AC_DEFINE(HAVE_AS_JSRDIRECT_RELOCS, 1,
+ [Define if your assembler supports the lituse_jsrdirect relocation.])])
;;
cris-*-*)
[AC_DEFINE(HAVE_AS_POPCNTB, 1,
[Define if your assembler supports popcntb field.])])
+ case $target in
+ *-*-aix*) conftest_s=' .csect .text[[PR]]
+LCF..0:
+ addis 11,30,_GLOBAL_OFFSET_TABLE_-LCF..0@ha';;
+ *-*-darwin*)
+ conftest_s=' .text
+LCF0:
+ addis r11,r30,_GLOBAL_OFFSET_TABLE_-LCF0@ha';;
+ *) conftest_s=' .text
+.LCF0:
+ addis 11,30,_GLOBAL_OFFSET_TABLE_-.LCF0@ha';;
+ esac
+
+ gcc_GAS_CHECK_FEATURE([rel16 relocs],
+ gcc_cv_as_powerpc_rel16, [2,17,0], -a32,
+ [$conftest_s],,
+ [AC_DEFINE(HAVE_AS_REL16, 1,
+ [Define if your assembler supports R_PPC_REL16 relocs.])])
;;
mips*-*-*)