do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
}
-do_libtool() {
- local mode=$1
- shift
- # Run the compiler, capturing its output to the log.
- echo $libtool $mode --tag=CC $cc "$@" >> config.log
- $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
- # Test passed. If this is an --enable-werror build, rerun
- # the test with -Werror and bail out if it fails. This
- # makes warning-generating-errors in configure test code
- # obvious to developers.
- if test "$werror" != "yes"; then
- return 0
- fi
- # Don't bother rerunning the compile if we were already using -Werror
- case "$*" in
- *-Werror*)
- return 0
- ;;
- esac
- echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
- $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
- error_exit "configure test passed without -Werror but failed with -Werror." \
- "This is probably a bug in the configure script. The failing command" \
- "will be at the bottom of config.log." \
- "You can run configure with --disable-werror to bypass this check."
-}
-
-libtool_prog() {
- do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
- do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
-}
-
# symbolically link $1 to $2. Portable version of "ln -sf".
symlink() {
rm -rf "$2"
pie=""
zero_malloc=""
qom_cast_debug="yes"
-trace_backends="nop"
+trace_backends="log"
trace_file="trace"
spice=""
rbd=""
libusb=""
usb_redir=""
opengl=""
+opengl_dmabuf="no"
+avx2_opt="no"
zlib="yes"
lzo=""
snappy=""
cpp="${CPP-$cc -E}"
objcopy="${OBJCOPY-${cross_prefix}objcopy}"
ld="${LD-${cross_prefix}ld}"
-libtool="${LIBTOOL-${cross_prefix}libtool}"
nm="${NM-${cross_prefix}nm}"
strip="${STRIP-${cross_prefix}strip}"
windres="${WINDRES-${cross_prefix}windres}"
if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
compile_prog "-Werror $flag" ""; then
QEMU_CFLAGS="$QEMU_CFLAGS $flag"
- LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
sp_on=1
break
fi
fi
fi
-# check for broken gcc and libtool in RHEL5
-if test -n "$libtool" -a "$pie" != "no" ; then
- cat > $TMPC <<EOF
-
-void *f(unsigned char *buf, int len);
-void *g(unsigned char *buf, int len);
-
-void *
-f(unsigned char *buf, int len)
-{
- return (void*)0L;
-}
-
-void *
-g(unsigned char *buf, int len)
-{
- return f(buf, len);
-}
-
-EOF
- if ! libtool_prog; then
- echo "Disabling libtool due to broken toolchain support"
- libtool=
- fi
-fi
-
##########################################
# __sync_fetch_and_and requires at least -march=i486. Many toolchains
# use i686 as default anyway, but for those that don't, an explicit
fi
##########################################
+# avx2 optimization requirement check
+
+cat > $TMPC << EOF
+static void bar(void) {}
+static void *bar_ifunc(void) {return (void*) bar;}
+static void foo(void) __attribute__((ifunc("bar_ifunc")));
+int main(void) { foo(); return 0; }
+EOF
+if compile_prog "-mavx2" "" ; then
+ if readelf --syms $TMPE |grep "IFUNC.*foo" >/dev/null 2>&1; then
+ avx2_opt="yes"
+ fi
+fi
+
+#########################################
# zlib check
if test "$zlib" != "no" ; then
xen_ctrl_version=420
xen=yes
- elif
- cat > $TMPC <<EOF &&
-#include <xenctrl.h>
-#include <xs.h>
-#include <stdint.h>
-#include <xen/hvm/hvm_info_table.h>
-#if !defined(HVM_MAX_VCPUS)
-# error HVM_MAX_VCPUS not defined
-#endif
-int main(void) {
- xs_daemon_open();
- xc_interface_open(0, 0, 0);
- xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
- xc_gnttab_open(NULL, 0);
- xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
- return 0;
-}
-EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=410
- xen=yes
-
- # Xen 4.0.0
- elif
- cat > $TMPC <<EOF &&
-#include <xenctrl.h>
-#include <xs.h>
-#include <stdint.h>
-#include <xen/hvm/hvm_info_table.h>
-#if !defined(HVM_MAX_VCPUS)
-# error HVM_MAX_VCPUS not defined
-#endif
-int main(void) {
- struct xen_add_to_physmap xatp = {
- .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
- };
- xs_daemon_open();
- xc_interface_open();
- xc_gnttab_open();
- xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
- xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
- return 0;
-}
-EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=400
- xen=yes
-
- # Xen 3.4.0
- elif
- cat > $TMPC <<EOF &&
-#include <xenctrl.h>
-#include <xs.h>
-int main(void) {
- struct xen_add_to_physmap xatp = {
- .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
- };
- xs_daemon_open();
- xc_interface_open();
- xc_gnttab_open();
- xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
- xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
- return 0;
-}
-EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=340
- xen=yes
-
- # Xen 3.3.0
- elif
- cat > $TMPC <<EOF &&
-#include <xenctrl.h>
-#include <xs.h>
-int main(void) {
- xs_daemon_open();
- xc_interface_open();
- xc_gnttab_open();
- xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
- return 0;
-}
-EOF
- compile_prog "" "$xen_libs"
- then
- xen_ctrl_version=330
- xen=yes
-
- # Xen version unsupported
else
if test "$xen" = "yes" ; then
- feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
+ feature_not_found "xen (unsupported version)" \
+ "Install a supported xen (xen 4.2 or newer)"
fi
xen=no
fi
fi
if test "$xen_pci_passthrough" != "no"; then
- if test "$xen" = "yes" && test "$linux" = "yes" &&
- test "$xen_ctrl_version" -ge 340; then
+ if test "$xen" = "yes" && test "$linux" = "yes"; then
xen_pci_passthrough=yes
else
if test "$xen_pci_passthrough" = "yes"; then
- if test "$xen_ctrl_version" -lt 340; then
- error_exit "User requested feature Xen PCI Passthrough" \
- "This feature does not work with Xen 3.3"
- fi
error_exit "User requested feature Xen PCI Passthrough" \
" but this feature requires /sys from Linux"
fi
"which requires Xen support."
fi
-##########################################
-# libtool probe
-
-if ! has $libtool; then
- libtool=
-fi
-
-# MacOSX ships with a libtool which isn't the GNU one; weed this
-# out by checking whether libtool supports the --version switch
-if test -n "$libtool"; then
- if ! "$libtool" --version >/dev/null 2>&1; then
- libtool=
- fi
-fi
-
##########################################
# Sparse probe
if test "$sparse" != "no" ; then
fi
done
+# Sanity check that the current size_t matches the
+# size that glib thinks it should be. This catches
+# problems on multi-arch where people try to build
+# 32-bit QEMU while pointing at 64-bit glib headers
+cat > $TMPC <<EOF
+#include <glib.h>
+#include <unistd.h>
+
+#define QEMU_BUILD_BUG_ON(x) \
+ typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
+
+int main(void) {
+ QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
+ return 0;
+}
+EOF
+
+if ! compile_prog "-Werror $CFLAGS" "$LIBS" ; then
+ error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
+ "You probably need to set PKG_CONFIG_LIBDIR"\
+ "to point to the right pkg-config files for your"\
+ "build target"
+fi
+
# g_test_trap_subprocess added in 2.38. Used by some tests.
glib_subprocess=yes
if ! $pkg_config --atleast-version=2.38 glib-2.0; then
# opengl probe (for sdl2, gtk, milkymist-tmu2)
if test "$opengl" != "no" ; then
- opengl_pkgs="epoxy"
+ opengl_pkgs="epoxy libdrm gbm"
if $pkg_config $opengl_pkgs x11; then
opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
fi
fi
+if test "$opengl" = "yes"; then
+ cat > $TMPC << EOF
+#include <epoxy/egl.h>
+#ifndef EGL_MESA_image_dma_buf_export
+# error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
+#endif
+int main(void) { return 0; }
+EOF
+ if compile_prog "" "" ; then
+ opengl_dmabuf=yes
+ fi
+fi
##########################################
# archipelago probe
echo "libusb $libusb"
echo "usb net redir $usb_redir"
echo "OpenGL support $opengl"
+echo "OpenGL dmabufs $opengl_dmabuf"
echo "libiscsi support $libiscsi"
echo "libnfs support $libnfs"
echo "build guest agent $guest_agent"
echo "NUMA host support $numa"
echo "tcmalloc support $tcmalloc"
echo "jemalloc support $jemalloc"
+echo "avx2 optimization $avx2_opt"
if test "$sdl_too_old" = "yes"; then
echo "-> Your SDL version is too old - please upgrade to have SDL support"
echo "CONFIG_GTK=y" >> $config_host_mak
echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
+ echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
if test "$gtk_gl" = "yes" ; then
echo "CONFIG_GTK_GL=y" >> $config_host_mak
fi
echo "CONFIG_OPENGL=y" >> $config_host_mak
echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
+ if test "$opengl_dmabuf" = "yes" ; then
+ echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
+ fi
+fi
+
+if test "$avx2_opt" = "yes" ; then
+ echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
fi
if test "$lzo" = "yes" ; then
# Set the appropriate trace file.
trace_file="\"$trace_file-\" FMT_pid"
fi
-if have_backend "stderr"; then
- echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
+if have_backend "log"; then
+ echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
fi
if have_backend "ust"; then
echo "CONFIG_TRACE_UST=y" >> $config_host_mak
echo "INSTALL=$install" >> $config_host_mak
echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
-if test -n "$libtool"; then
- echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
- echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
-else
- echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
- echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
-fi
+echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
+echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
echo "PYTHON=$python" >> $config_host_mak
echo "CC=$cc" >> $config_host_mak
if $iasl -h > /dev/null 2>&1; then
echo "LD=$ld" >> $config_host_mak
echo "NM=$nm" >> $config_host_mak
echo "WINDRES=$windres" >> $config_host_mak
-echo "LIBTOOL=$libtool" >> $config_host_mak
echo "CFLAGS=$CFLAGS" >> $config_host_mak
echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
fi
echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
-echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
echo "LIBS+=$LIBS" >> $config_host_mak
echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
echo "EXESUF=$EXESUF" >> $config_host_mak
projects / mirror_qemu.git / blobdiff