zlibdir
HOST_LIBS
enable_default_ssp
+thin_archive_support
libgcc_visibility
gcc_cv_readelf
gcc_cv_objdump
nocommon_flag=""
if test x$ac_checking != x ; then
- if test x$ac_extra_checking != x ; then
- ac_checking=2
- fi
-cat >>confdefs.h <<_ACEOF
-#define CHECKING_P $ac_checking
-_ACEOF
+$as_echo "#define CHECKING_P 1" >>confdefs.h
nocommon_flag=-fno-common
else
fi
+if test x$ac_extra_checking != x ; then
+
+$as_echo "#define ENABLE_EXTRA_CHECKING 1" >>confdefs.h
+
+else
+ $as_echo "#define ENABLE_EXTRA_CHECKING 0" >>confdefs.h
+
+fi
if test x$ac_df_checking != x ; then
$as_echo "#define ENABLE_DF_CHECKING 1" >>confdefs.h
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 18478 "configure"
+#line 18482 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 18584 "configure"
+#line 18588 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
fi
- # These two are used unconditionally by i386.[ch]; it is to be defined
- # to 1 if the feature is present, 0 otherwise.
- as_ix86_gotoff_in_data_opt=
- if test x$gas = xyes; then
- as_ix86_gotoff_in_data_opt="--32"
- fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for GOTOFF in data" >&5
-$as_echo_n "checking assembler for GOTOFF in data... " >&6; }
-if test "${gcc_cv_as_ix86_gotoff_in_data+set}" = set; then :
- $as_echo_n "(cached) " >&6
-else
- gcc_cv_as_ix86_gotoff_in_data=no
- if test $in_tree_gas = yes; then
- if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 11 \) \* 1000 + 0`
- then gcc_cv_as_ix86_gotoff_in_data=yes
-fi
- elif test x$gcc_cv_as != x; then
- $as_echo ' .text
-.L0:
- nop
- .data
- .long .L0@GOTOFF' > conftest.s
- if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_gotoff_in_data_opt -o conftest.o conftest.s >&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }
- then
- gcc_cv_as_ix86_gotoff_in_data=yes
- else
- echo "configure: failed program was" >&5
- cat conftest.s >&5
- fi
- rm -f conftest.o conftest.s
- fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_gotoff_in_data" >&5
-$as_echo "$gcc_cv_as_ix86_gotoff_in_data" >&6; }
-
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_AS_GOTOFF_IN_DATA `if test $gcc_cv_as_ix86_gotoff_in_data = yes; then echo 1; else echo 0; fi`
-_ACEOF
-
-
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for rep and lock prefix" >&5
$as_echo_n "checking assembler for rep and lock prefix... " >&6; }
if test "${gcc_cv_as_ix86_rep_lock_prefix+set}" = set; then :
fi
+ # Enforce 32-bit output with gas and gld.
+ if test x$gas = xyes; then
+ as_ix86_gas_32_opt="--32"
+ fi
+ if echo "$ld_ver" | grep GNU > /dev/null; then
+ if $gcc_cv_ld -V 2>/dev/null | grep elf_i386_sol2 > /dev/null; then
+ ld_ix86_gld_32_opt="-melf_i386_sol2"
+ else
+ ld_ix86_gld_32_opt="-melf_i386"
+ fi
+ fi
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for R_386_TLS_GD_PLT reloc" >&5
$as_echo_n "checking assembler for R_386_TLS_GD_PLT reloc... " >&6; }
if test "${gcc_cv_as_ix86_tlsgdplt+set}" = set; then :
gcc_cv_as_ix86_tlsgdplt=no
if test x$gcc_cv_as != x; then
$as_echo 'call tls_gd@tlsgdplt' > conftest.s
- if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_gas_32_opt -o conftest.o conftest.s >&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
test $ac_status = 0; }; }
then
if test x$gcc_cv_ld != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
+ && $gcc_cv_ld $ld_ix86_gld_32_opt -o conftest conftest.o -G > /dev/null 2>&1; then
gcc_cv_as_ix86_tlsgdplt=yes
fi
rm -f conftest
tls_ld:
.section .text,"ax",@progbits
call tls_ld@tlsldmplt'
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for R_386_TLS_LDM_PLT reloc" >&5
$as_echo_n "checking assembler for R_386_TLS_LDM_PLT reloc... " >&6; }
if test "${gcc_cv_as_ix86_tlsldmplt+set}" = set; then :
gcc_cv_as_ix86_tlsldmplt=no
if test x$gcc_cv_as != x; then
$as_echo "$conftest_s" > conftest.s
- if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_gas_32_opt -o conftest.o conftest.s >&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
test $ac_status = 0; }; }
then
if test x$gcc_cv_ld != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
+ && $gcc_cv_ld $ld_ix86_gld_32_opt -o conftest conftest.o -G > /dev/null 2>&1; then
gcc_cv_as_ix86_tlsldmplt=yes
fi
rm -f conftest
_ACEOF
- # Enforce 32-bit output with gas and gld.
- if test x$gas = xyes; then
- as_ix86_tls_ldm_opt="--32"
- fi
- if echo "$ld_ver" | grep GNU > /dev/null; then
- if $gcc_cv_ld -V 2>/dev/null | grep elf_i386_sol2 > /dev/null; then
- ld_ix86_tls_ldm_opt="-melf_i386_sol2"
- else
- ld_ix86_tls_ldm_opt="-melf_i386"
- fi
- fi
conftest_s='
.section .text,"ax",@progbits
.globl _start
gcc_cv_as_ix86_tlsldm=no
if test x$gcc_cv_as != x; then
$as_echo "$conftest_s" > conftest.s
- if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_tls_ldm_opt -o conftest.o conftest.s >&5'
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_gas_32_opt -o conftest.o conftest.s >&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
test $ac_status = 0; }; }
then
if test x$gcc_cv_ld != x && test x$gcc_cv_objdump != x \
- && $gcc_cv_ld $ld_ix86_tls_ldm_opt -o conftest conftest.o $ld_tls_libs -lc > /dev/null 2>&1; then
+ && $gcc_cv_ld $ld_ix86_gld_32_opt -o conftest conftest.o $ld_tls_libs -lc > /dev/null 2>&1; then
if $gcc_cv_objdump -d conftest 2>/dev/null | grep nop > /dev/null \
|| dis conftest 2>/dev/null | grep nop > /dev/null; then
gcc_cv_as_ix86_tlsldm=yes
_ACEOF
+ conftest_s='
+ .data
+bar:
+ .byte 1
+ .text
+ .global _start
+_start:
+ cmpl $0, bar@GOT
+ jmp *_start@GOT'
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for R_386_GOT32X reloc" >&5
+$as_echo_n "checking assembler for R_386_GOT32X reloc... " >&6; }
+if test "${gcc_cv_as_ix86_got32x+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_ix86_got32x=no
+ if test x$gcc_cv_as != x; then
+ $as_echo "$conftest_s" > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_gas_32_opt -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ if test x$gcc_cv_ld != x && test x$gcc_cv_objdump != x \
+ && test x$gcc_cv_readelf != x \
+ && $gcc_cv_readelf --relocs --wide conftest.o 2>&1 \
+ | grep R_386_GOT32X > /dev/null 2>&1 \
+ && $gcc_cv_ld $ld_ix86_gld_32_opt -o conftest conftest.o > /dev/null 2>&1; then
+ if $gcc_cv_objdump -dw conftest 2>&1 \
+ | grep 0xffffff > /dev/null 2>&1; then
+ gcc_cv_as_ix86_got32x=no
+ else
+ gcc_cv_as_ix86_got32x=yes
+ fi
+ fi
+ rm -f conftest
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_got32x" >&5
+$as_echo "$gcc_cv_as_ix86_got32x" >&6; }
+
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_AS_IX86_GOT32X `if test x"$gcc_cv_as_ix86_got32x" = xyes; then echo 1; else echo 0; fi`
+_ACEOF
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for GOTOFF in data" >&5
+$as_echo_n "checking assembler for GOTOFF in data... " >&6; }
+if test "${gcc_cv_as_ix86_gotoff_in_data+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_ix86_gotoff_in_data=no
+ if test $in_tree_gas = yes; then
+ if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 11 \) \* 1000 + 0`
+ then gcc_cv_as_ix86_gotoff_in_data=yes
+fi
+ elif test x$gcc_cv_as != x; then
+ $as_echo ' .text
+.L0:
+ nop
+ .data
+ .long .L0@GOTOFF' > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_gas_32_opt -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_ix86_gotoff_in_data=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_gotoff_in_data" >&5
+$as_echo "$gcc_cv_as_ix86_gotoff_in_data" >&6; }
+
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_AS_GOTOFF_IN_DATA `if test $gcc_cv_as_ix86_gotoff_in_data = yes; then echo 1; else echo 0; fi`
+_ACEOF
+
+
+ conftest_s='
+ .section .text,"ax",@progbits
+ .globl _start
+ .type _start, @function
+_start:
+ leal ld@tlsldm(%ecx), %eax
+ call *___tls_get_addr@GOT(%ecx)
+ leal gd@tlsgd(%ecx), %eax
+ call *___tls_get_addr@GOT(%ecx)
+
+ .section .tdata,"aw'$tls_section_flag'",@progbits
+ .type ld, @object
+ld:
+ .byte 0
+ .globl gd
+ .type gd, @object
+gd:
+ .byte 0'
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for calling ___tls_get_addr via GOT" >&5
+$as_echo_n "checking assembler for calling ___tls_get_addr via GOT... " >&6; }
+if test "${gcc_cv_as_ix86_tls_get_addr_via_got+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_ix86_tls_get_addr_via_got=no
+ if test x$gcc_cv_as != x; then
+ $as_echo "$conftest_s" > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags $as_ix86_gas_32_opt -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ if test x$gcc_cv_ld != x \
+ && $gcc_cv_ld $ld_ix86_gld_32_opt -o conftest conftest.o > /dev/null 2>&1; then
+ gcc_cv_as_ix86_tls_get_addr_via_got=yes
+ fi
+ rm -f conftest
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_tls_get_addr_via_got" >&5
+$as_echo "$gcc_cv_as_ix86_tls_get_addr_via_got" >&6; }
+
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_AS_IX86_TLS_GET_ADDR_GOT `if test x"$gcc_cv_as_ix86_tls_get_addr_via_got" = xyes; then echo 1; else echo 0; fi`
+_ACEOF
+
;;
ia64*-*-*)
elif test x$gcc_cv_as != x; then
$as_echo ' .dwsect 0xA0000
Lframe..0:
- .vbyte 4,Lframe..0:
+ .vbyte 4,Lframe..0
' > conftest.s
if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking support for thin archives" >&5
+$as_echo_n "checking support for thin archives... " >&6; }
+thin_archive_support=no
+echo 'int main (void) { return 0; }' > conftest.c
+if ($AR --version | sed 1q | grep "GNU ar" \
+ && $CC $CFLAGS -c conftest.c \
+ && $AR rcT conftest.a conftest.o \
+ && $CC $CFLAGS $LDFLAGS -o conftest conftest.a) >/dev/null 2>&1; then
+ thin_archive_support=yes
+fi
+rm -f conftest.c conftest.o conftest.a conftest
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $thin_archive_support" >&5
+$as_echo "$thin_archive_support" >&6; }
+
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking linker PT_GNU_EH_FRAME support" >&5
$as_echo_n "checking linker PT_GNU_EH_FRAME support... " >&6; }
gcc_cv_ld_eh_frame_hdr=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_ld_clearcap" >&5
$as_echo "$gcc_cv_ld_clearcap" >&6; }
+case "$target" in
+ powerpc*-*-*)
+ case "$target" in
+ *le-*-linux*)
+ emul_name="-melf32lppc"
+ ;;
+ *)
+ emul_name="-melf32ppc"
+ ;;
+ esac
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking linker .gnu.attributes long double support" >&5
+$as_echo_n "checking linker .gnu.attributes long double support... " >&6; }
+if test "${gcc_cv_ld_ppc_attr+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_ld_ppc_attr=no
+ if test x"$ld_is_gold" = xyes; then
+ gcc_cv_ld_ppc_attr=yes
+ elif test $in_tree_ld = yes ; then
+ if test "$gcc_cv_gld_major_version" -eq 2 \
+ -a "$gcc_cv_gld_minor_version" -ge 28 \
+ -o "$gcc_cv_gld_major_version" -gt 2; then
+ gcc_cv_ld_ppc_attr=yes
+ fi
+ elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x ; then
+ # check that merging the long double .gnu_attribute doesn't warn
+ cat > conftest1.s <<EOF
+ .gnu_attribute 4,1
+EOF
+ cat > conftest2.s <<EOF
+ .gnu_attribute 4,9
+EOF
+ if $gcc_cv_as -a32 -o conftest1.o conftest1.s > /dev/null 2>&1 \
+ && $gcc_cv_as -a32 -o conftest2.o conftest2.s > /dev/null 2>&1 \
+ && $gcc_cv_ld $emul_name -r -o conftest.o conftest1.o conftest2.o > /dev/null 2> conftest.err \
+ && test ! -s conftest.err; then
+ gcc_cv_ld_ppc_attr=yes
+ fi
+ rm -f conftest.err conftest.o conftest1.o conftest2.o conftest1.s conftest2.s
+ fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_ld_ppc_attr" >&5
+$as_echo "$gcc_cv_ld_ppc_attr" >&6; }
+ if test x$gcc_cv_ld_ppc_attr = xyes; then
+
+$as_echo "#define HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE 1" >>confdefs.h
+
+ fi
+ ;;
+esac
+
case "$target:$tm_file" in
powerpc64-*-freebsd* | powerpc64*-*-linux* | powerpc*-*-linux*rs6000/biarch64.h*)
case "$target" in
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_bndplt_support" >&5
$as_echo "$ld_bndplt_support" >&6; }
+# Check linker supports '--push-state'/'--pop-state'
+ld_pushpopstate_support=no
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking linker --push-state/--pop-state options" >&5
+$as_echo_n "checking linker --push-state/--pop-state options... " >&6; }
+if test x"$ld_is_gold" = xno; then
+ if test $in_tree_ld = yes ; then
+ if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 25 -o "$gcc_cv_gld_major_version" -gt 2; then
+ ld_pushpopstate_support=yes
+ fi
+ elif test x$gcc_cv_ld != x; then
+ # Check if linker supports --push-state/--pop-state options
+ if $gcc_cv_ld --help 2>/dev/null | grep -- '--push-state' > /dev/null; then
+ ld_pushpopstate_support=yes
+ fi
+ fi
+fi
+if test x"$ld_pushpopstate_support" = xyes; then
+
+$as_echo "#define HAVE_LD_PUSHPOPSTATE_SUPPORT 1" >>confdefs.h
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_pushpopstate_support" >&5
+$as_echo "$ld_pushpopstate_support" >&6; }
+
# Configure the subdirectories
# AC_CONFIG_SUBDIRS($subdirs)
projects / gcc.git / blobdiff