debug_info="yes"
stack_protector=""
use_containers="yes"
+gdb_bin=$(command -v "gdb")
if test -e "$source_path/.git"
then
DSOSUF=".so"
LDFLAGS_SHARED="-shared"
modules="no"
+module_upgrades="no"
prefix="/usr/local"
mandir="\${prefix}/share/man"
datadir="\${prefix}/share"
linux="yes"
linux_user="yes"
kvm="yes"
- QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
+ QEMU_INCLUDES="-isystem \$(SRC_PATH)/linux-headers -isystem $PWD/linux-headers $QEMU_INCLUDES"
supported_os="yes"
libudev="yes"
;;
--disable-modules)
modules="no"
;;
+ --disable-module-upgrades) module_upgrades="no"
+ ;;
+ --enable-module-upgrades) module_upgrades="yes"
+ ;;
--cpu=*)
;;
--target-list=*) target_list="$optarg"
;;
--enable-avx2) avx2_opt="yes"
;;
+ --disable-avx512f) avx512f_opt="no"
+ ;;
+ --enable-avx512f) avx512f_opt="yes"
+ ;;
+
--enable-glusterfs) glusterfs="yes"
;;
--disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
;;
--disable-fuzzing) fuzzing=no
;;
+ --gdb=*) gdb_bin="$optarg"
+ ;;
*)
echo "ERROR: unknown option $opt"
echo "Try '$0 --help' for more information"
--enable-plugins
enable plugins via shared library loading
--disable-containers don't use containers for cross-building
+ --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
Optional features, enabled with --enable-FEATURE and
disabled with --disable-FEATURE, default is enabled if available:
guest-agent-msi build guest agent Windows MSI installation package
pie Position Independent Executables
modules modules support (non-Windows)
+ module-upgrades try to load modules from alternate paths for upgrades
debug-tcg TCG debugging (default is disabled)
debug-info debugging information
sparse sparse checker
tcmalloc tcmalloc support
jemalloc jemalloc support
avx2 AVX2 optimization support
+ avx512f AVX512F optimization support
replication replication support
opengl opengl support
virglrenderer virgl rendering support
error_exit "Modules are not available for Windows"
fi
+# module_upgrades is only reasonable if modules are enabled
+if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
+ error_exit "Can't enable module-upgrades as Modules are not enabled"
+fi
+
# Static linking is not possible with modules or PIE
if test "$static" = "yes" ; then
if test "$modules" = "yes" ; then
int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
EOF
# Assuming Cyrus-SASL installed in /usr prefix
- vnc_sasl_cflags=""
+ # QEMU defines struct iovec in "qemu/osdep.h",
+ # we don't want libsasl to redefine it in <sasl/sasl.h>.
+ vnc_sasl_cflags="-DSTRUCT_IOVEC_DEFINED"
vnc_sasl_libs="-lsasl2"
if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
vnc_sasl=yes
fi
fi
+##########################################
+# avx512f optimization requirement check
+#
+# There is no point enabling this if cpuid.h is not usable,
+# since we won't be able to select the new routines.
+# by default, it is turned off.
+# if user explicitly want to enable it, check environment
+
+if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
+ cat > $TMPC << EOF
+#pragma GCC push_options
+#pragma GCC target("avx512f")
+#include <cpuid.h>
+#include <immintrin.h>
+static int bar(void *a) {
+ __m512i x = *(__m512i *)a;
+ return _mm512_test_epi64_mask(x, x);
+}
+int main(int argc, char *argv[])
+{
+ return bar(argv[0]);
+}
+EOF
+ if ! compile_object "" ; then
+ avx512f_opt="no"
+ fi
+else
+ avx512f_opt="no"
+fi
+
########################################
# check if __[u]int128_t is usable.
"for this purpose. You can't build with --static."
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;
- void helper(void *d, void *a, int shift, int i);
- void helper(void *d, void *a, int shift, int i)
- {
- *(U1 *)(d + i) = *(U1 *)(a + i) << shift;
- *(U2 *)(d + i) = *(U2 *)(a + i) << shift;
- *(U4 *)(d + i) = *(U4 *)(a + i) << shift;
- *(U8 *)(d + i) = *(U8 *)(a + i) << shift;
- }
- 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
-
########################################
# See if __attribute__((alias)) is supported.
# This false for Xcode 9, but has been remedied for Xcode 10.
echo "smbd $smbd"
fi
echo "module support $modules"
+echo "alt path mod load $module_upgrades"
echo "host CPU $cpu"
echo "host big endian $bigendian"
echo "target list $target_list"
echo "tcmalloc support $tcmalloc"
echo "jemalloc support $jemalloc"
echo "avx2 optimization $avx2_opt"
+echo "avx512f optimization $avx512f_opt"
echo "replication support $replication"
echo "VxHS block device $vxhs"
echo "bochs support $bochs"
echo "default devices $default_devices"
echo "plugin support $plugins"
echo "fuzzing support $fuzzing"
+echo "gdb $gdb_bin"
if test "$supported_cpu" = "no"; then
echo
echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
echo "CONFIG_MODULES=y" >> $config_host_mak
fi
+if test "$module_upgrades" = "yes"; then
+ echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
+fi
if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
echo "CONFIG_X11=y" >> $config_host_mak
echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
fi
+if test "$avx512f_opt" = "yes" ; then
+ echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
+fi
+
if test "$lzo" = "yes" ; then
echo "CONFIG_LZO=y" >> $config_host_mak
fi
echo "CONFIG_ATOMIC64=y" >> $config_host_mak
fi
- if test "$vector16" = "yes" ; then
- echo "CONFIG_VECTOR16=y" >> $config_host_mak
- fi
-
if test "$attralias" = "yes" ; then
echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
fi
fi
fi
+if test -n "$gdb_bin" ; then
+ echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
+fi
+
if test "$tcg_interpreter" = "yes"; then
QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
elif test "$ARCH" = "sparc64" ; then
projects / mirror_qemu.git / commitdiff