diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 74 |
1 files changed, 71 insertions, 3 deletions
diff --git a/configure b/configure index 831ebf248f..fe9eea9218 100755 --- a/configure +++ b/configure @@ -1933,9 +1933,9 @@ int main(int argc, char *argv[]) { EOF if compile_object ; then - if grep -q BiGeNdIaN $TMPO ; then + if strings -a $TMPO | grep -q BiGeNdIaN ; then bigendian="yes" - elif grep -q LiTtLeEnDiAn $TMPO ; then + elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then bigendian="no" else echo big/little test failed @@ -4568,7 +4568,7 @@ case "$capstone" in "" | yes) if $pkg_config capstone; then capstone=system - elif test -e "${source_path}/.git" ; then + elif test -e "${source_path}/.git" -a $git_update = 'yes' ; then capstone=git elif test -e "${source_path}/capstone/Makefile" ; then capstone=internal @@ -4659,6 +4659,21 @@ if compile_prog "" "" ; then fi ########################################## +# check if we have posix_memalign() + +posix_memalign=no +cat > $TMPC << EOF +#include <stdlib.h> +int main(void) { + void *p; + return posix_memalign(&p, 8, 8); +} +EOF +if compile_prog "" "" ; then + posix_memalign=yes +fi + +########################################## # check if we have posix_syslog posix_syslog=no @@ -5001,6 +5016,50 @@ if compile_prog "" "" ; then fi ######################################## +# See if 16-byte vector operations are supported. +# Even without a vector unit the compiler may expand these. +# There is a bug in old GCC for PPC that crashes here. +# Unfortunately it's the system compiler for Centos 7. + +cat > $TMPC << EOF +typedef unsigned char U1 __attribute__((vector_size(16))); +typedef unsigned short U2 __attribute__((vector_size(16))); +typedef unsigned int U4 __attribute__((vector_size(16))); +typedef unsigned long long U8 __attribute__((vector_size(16))); +typedef signed char S1 __attribute__((vector_size(16))); +typedef signed short S2 __attribute__((vector_size(16))); +typedef signed int S4 __attribute__((vector_size(16))); +typedef signed long long S8 __attribute__((vector_size(16))); +static U1 a1, b1; +static U2 a2, b2; +static U4 a4, b4; +static U8 a8, b8; +static S1 c1; +static S2 c2; +static S4 c4; +static S8 c8; +static int i; +int main(void) +{ + a1 += b1; a2 += b2; a4 += b4; a8 += b8; + a1 -= b1; a2 -= b2; a4 -= b4; a8 -= b8; + a1 *= b1; a2 *= b2; a4 *= b4; a8 *= b8; + a1 &= b1; a2 &= b2; a4 &= b4; a8 &= b8; + a1 |= b1; a2 |= b2; a4 |= b4; a8 |= b8; + a1 ^= b1; a2 ^= b2; a4 ^= b4; a8 ^= b8; + a1 <<= i; a2 <<= i; a4 <<= i; a8 <<= i; + a1 >>= i; a2 >>= i; a4 >>= i; a8 >>= i; + c1 >>= i; c2 >>= i; c4 >>= i; c8 >>= i; + return 0; +} +EOF + +vector16=no +if compile_prog "" "" ; then + vector16=yes +fi + +######################################## # check if getauxval is available. getauxval=no @@ -5702,6 +5761,7 @@ echo "preadv support $preadv" echo "fdatasync $fdatasync" echo "madvise $madvise" echo "posix_madvise $posix_madvise" +echo "posix_memalign $posix_memalign" echo "libcap-ng support $cap_ng" echo "vhost-net support $vhost_net" echo "vhost-scsi support $vhost_scsi" @@ -6188,6 +6248,9 @@ fi if test "$posix_madvise" = "yes" ; then echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak fi +if test "$posix_memalign" = "yes" ; then + echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak +fi if test "$spice" = "yes" ; then echo "CONFIG_SPICE=y" >> $config_host_mak @@ -6329,6 +6392,10 @@ if test "$atomic64" = "yes" ; then echo "CONFIG_ATOMIC64=y" >> $config_host_mak fi +if test "$vector16" = "yes" ; then + echo "CONFIG_VECTOR16=y" >> $config_host_mak +fi + if test "$getauxval" = "yes" ; then echo "CONFIG_GETAUXVAL=y" >> $config_host_mak fi @@ -6731,6 +6798,7 @@ case "$target_name" in echo "TARGET_ABI32=y" >> $config_target_mak ;; s390x) + mttcg=yes gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml" ;; tilegx) |