fdt="auto"
# 2. Automatically enable/disable other options
-tcg="enabled"
+tcg="auto"
cfi="false"
# parse CC options second
werror=""
+meson_option_build_array() {
+ printf '['
+ (if test "$targetos" = windows; then
+ IFS=\;
+ else
+ IFS=:
+ fi
+ for e in $1; do
+ printf '"""'
+ # backslash escape any '\' and '"' characters
+ printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g'
+ printf '""",'
+ done)
+ printf ']\n'
+}
+
. $source_path/scripts/meson-buildoptions.sh
meson_options=
if compile_prog "-Werror -fno-pie" "-no-pie"; then
CONFIGURE_CFLAGS="-fno-pie $CONFIGURE_CFLAGS"
CONFIGURE_LDFLAGS="-no-pie $CONFIGURE_LDFLAGS"
+ # Meson currently only handles pie as a boolean for now so if we have
+ # explicitly disabled PIE we need to extend our cflags because it wont.
+ QEMU_CFLAGS="-fno-pie -no-pie $QEMU_CFLAGS"
fi
elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
fi
fi
-if test "$tcg" = "enabled"; then
- git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
- git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
-fi
-
if test -z "${target_list+xxx}" ; then
default_targets=yes
for target in $default_target_list; do
;;
esac
-feature_not_found() {
- feature=$1
- remedy=$2
+if test "$tcg" = "auto"; then
+ if test -z "$target_list"; then
+ tcg="disabled"
+ else
+ tcg="enabled"
+ fi
+fi
- error_exit "User requested feature $feature" \
- "configure was not able to find it." \
- "$remedy"
-}
+if test "$tcg" = "enabled"; then
+ git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
+ git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
+fi
# ---
# big/little endian test
;;
ucontext)
if test "$ucontext_works" != "yes"; then
- feature_not_found "ucontext"
+ error_exit "'ucontext' backend requested but makecontext not available"
fi
;;
sigaltstack)
: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
: ${cross_cc_cflags_hexagon="-mv67 -O2 -static"}
: ${cross_cc_cflags_i386="-m32"}
-: ${cross_cc_cflags_ppc="-m32"}
+: ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
: ${cross_cc_ppc64le="$cross_cc_ppc64"}
: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
: ${cross_cc_cflags_x86_64="-m64"}
compute_target_variable() {
+ eval "$2="
if eval test -n "\"\${cross_prefix_$1}\""; then
if eval has "\"\${cross_prefix_$1}\$3\""; then
eval "$2=\"\${cross_prefix_$1}\$3\""
fi
}
+# probe_target_compiler TARGET
+#
+# Look for a compiler for the given target, either native or cross.
+# Set variables target_* if a compiler is found, and container_cross_*
+# if a Docker-based cross-compiler image is known for the target.
+# Set got_cross_cc to yes/no depending on whether a non-container-based
+# compiler was found.
+#
+# If TARGET is a user-mode emulation target, also set build_static to
+# "y" if static linking is possible.
+#
probe_target_compiler() {
# reset all output variables
+ got_cross_cc=no
container_image=
container_hosts=
container_cross_cc=
container_cross_objcopy=
container_cross_ranlib=
container_cross_strip=
- target_cc=
- target_ar=
- target_as=
- target_ld=
- target_nm=
- target_objcopy=
- target_ranlib=
- target_strip=
-
- case $1 in
+
+ target_arch=${1%%-*}
+ case $target_arch in
aarch64) container_hosts="x86_64 aarch64" ;;
alpha) container_hosts=x86_64 ;;
arm) container_hosts="x86_64 aarch64" ;;
hexagon) container_hosts=x86_64 ;;
hppa) container_hosts=x86_64 ;;
i386) container_hosts=x86_64 ;;
+ loongarch64) container_hosts=x86_64 ;;
m68k) container_hosts=x86_64 ;;
microblaze) container_hosts=x86_64 ;;
mips64el) container_hosts=x86_64 ;;
for host in $container_hosts; do
test "$container" != no || continue
test "$host" = "$cpu" || continue
- case $1 in
+ case $target_arch in
aarch64)
# We don't have any bigendian build tools so we only use this for AArch64
container_image=debian-arm64-cross
container_image=fedora-i386-cross
container_cross_prefix=
;;
+ loongarch64)
+ container_image=debian-loongarch-cross
+ container_cross_prefix=loongarch64-unknown-linux-gnu-
+ ;;
m68k)
container_image=debian-m68k-cross
container_cross_prefix=m68k-linux-gnu-
;;
ppc64|ppc64le)
container_image=debian-powerpc-test-cross
- container_cross_prefix=powerpc${1#ppc}-linux-gnu-
+ container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
container_cross_cc=${container_cross_prefix}gcc-10
;;
riscv64)
: ${container_cross_strip:=${container_cross_prefix}strip}
done
- eval "target_cflags=\${cross_cc_cflags_$1}"
- if eval test -n "\"\${cross_cc_$1}\""; then
- if eval has "\"\${cross_cc_$1}\""; then
- eval "target_cc=\"\${cross_cc_$1}\""
- fi
- else
- compute_target_variable $1 target_cc gcc
- fi
- target_ccas=$target_cc
- compute_target_variable $1 target_ar ar
- compute_target_variable $1 target_as as
- compute_target_variable $1 target_ld ld
- compute_target_variable $1 target_nm nm
- compute_target_variable $1 target_objcopy objcopy
- compute_target_variable $1 target_ranlib ranlib
- compute_target_variable $1 target_strip strip
- case "$1:$cpu" in
+ local t try
+ try=cross
+ case "$target_arch:$cpu" in
+ aarch64_be:aarch64 | \
+ armeb:arm | \
i386:x86_64 | \
+ mips*:mips64 | \
+ ppc*:ppc64 | \
+ sparc:sparc64 | \
"$cpu:$cpu")
- : ${target_cc:=$cc}
- : ${target_ccas:=$ccas}
- : ${target_as:=$as}
- : ${target_ld:=$ld}
- : ${target_ar:=$ar}
- : ${target_as:=$as}
- : ${target_ld:=$ld}
- : ${target_nm:=$nm}
- : ${target_objcopy:=$objcopy}
- : ${target_ranlib:=$ranlib}
- : ${target_strip:=$strip}
- ;;
+ try='native cross' ;;
esac
- if test -n "$target_cc"; then
+ eval "target_cflags=\${cross_cc_cflags_$target_arch}"
+ for t in $try; do
+ case $t in
+ native)
+ target_cc=$cc
+ target_ccas=$ccas
+ target_ar=$ar
+ target_as=$as
+ target_ld=$ld
+ target_nm=$nm
+ target_objcopy=$objcopy
+ target_ranlib=$ranlib
+ target_strip=$strip
+ ;;
+ cross)
+ target_cc=
+ if eval test -n "\"\${cross_cc_$target_arch}\""; then
+ if eval has "\"\${cross_cc_$target_arch}\""; then
+ eval "target_cc=\"\${cross_cc_$target_arch}\""
+ fi
+ else
+ compute_target_variable $target_arch target_cc gcc
+ fi
+ target_ccas=$target_cc
+ compute_target_variable $target_arch target_ar ar
+ compute_target_variable $target_arch target_as as
+ compute_target_variable $target_arch target_ld ld
+ compute_target_variable $target_arch target_nm nm
+ compute_target_variable $target_arch target_objcopy objcopy
+ compute_target_variable $target_arch target_ranlib ranlib
+ compute_target_variable $target_arch target_strip strip
+ ;;
+ esac
+
+ if test -n "$target_cc"; then
+ case $target_arch in
+ i386|x86_64)
+ if $target_cc --version | grep -qi "clang"; then
+ continue
+ fi
+ ;;
+ esac
+ elif test -n "$target_as" && test -n "$target_ld"; then
+ # Special handling for assembler only targets
+ case $target in
+ tricore-softmmu)
+ build_static=
+ got_cross_cc=yes
+ break
+ ;;
+ *)
+ continue
+ ;;
+ esac
+ else
+ continue
+ fi
+
+ write_c_skeleton
case $1 in
- i386|x86_64)
- if $target_cc --version | grep -qi "clang"; then
- unset target_cc
+ *-softmmu)
+ if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC &&
+ do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
+ got_cross_cc=yes
+ break
+ fi
+ ;;
+ *)
+ if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
+ build_static=y
+ got_cross_cc=yes
+ break
+ fi
+ if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then
+ build_static=
+ got_cross_cc=yes
+ break
fi
;;
esac
- fi
-}
-
-probe_target_compilers() {
- for i; do
- probe_target_compiler $i
- test -n "$target_cc" && return 0
done
+ if test $got_cross_cc != yes; then
+ build_static=
+ target_cc=
+ target_ccas=
+ target_ar=
+ target_as=
+ target_ld=
+ target_nm=
+ target_objcopy=
+ target_ranlib=
+ target_strip=
+ fi
}
write_target_makefile() {
+ echo "EXTRA_CFLAGS=$target_cflags"
if test -n "$target_cc"; then
echo "CC=$target_cc"
echo "CCAS=$target_ccas"
}
write_container_target_makefile() {
+ echo "EXTRA_CFLAGS=$target_cflags"
if test -n "$container_cross_cc"; then
echo "CC=\$(DOCKER_SCRIPT) cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
echo "CCAS=\$(DOCKER_SCRIPT) cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
fi
-case "$ARCH" in
-alpha)
- # Ensure there's only a single GP
- QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
-;;
-esac
-
if test "$have_asan" = "yes"; then
QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
# Mac OS X ships with a broken assembler
roms=
-probe_target_compiler i386
+probe_target_compiler i386-softmmu
if test -n "$target_cc" &&
test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
test "$targetos" != "haiku" && test "$softmmu" = yes ; then
# emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
# variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
- if "$target_ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
+ if "$target_ld" -verbose 2>&1 | grep -q "^[[:space:]]*${emu}[[:space:]]*$"; then
ld_i386_emulation="$emu"
break
fi
echo "# Automatically generated by configure - do not modify" > $config_mak
echo "TOPSRC_DIR=$source_path" >> $config_mak
echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_mak
- echo "EXTRA_CFLAGS=$target_cflags" >> $config_mak
write_target_makefile >> $config_mak
fi
fi
-probe_target_compilers ppc ppc64
+probe_target_compiler ppc-softmmu
if test -n "$target_cc" && test "$softmmu" = yes; then
roms="$roms pc-bios/vof"
config_mak=pc-bios/vof/config.mak
# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
# (which is the lowest architecture level that Clang supports)
-probe_target_compiler s390x
+probe_target_compiler s390x-softmmu
if test -n "$target_cc" && test "$softmmu" = yes; then
write_c_skeleton
do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC
cxx=
fi
-if !(GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
+if ! (GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
exit 1
fi
for target in $target_list; do
arch=${target%%-*}
- probe_target_compiler ${arch}
config_target_mak=tests/tcg/config-$target.mak
echo "# Automatically generated by configure - do not modify" > $config_target_mak
;;
esac
- got_cross_cc=no
- unset build_static
-
- if test -n "$target_cc"; then
- write_c_skeleton
- if ! do_compiler "$target_cc" $target_cflags \
- -o $TMPE $TMPC -static ; then
- # For host systems we might get away with building without -static
- if do_compiler "$target_cc" $target_cflags \
- -o $TMPE $TMPC ; then
- got_cross_cc=yes
- fi
- else
- got_cross_cc=yes
- build_static=y
- fi
- elif test -n "$target_as" && test -n "$target_ld"; then
- # Special handling for assembler only tests
- case $target in
- tricore-softmmu) got_cross_cc=yes ;;
- esac
- fi
-
+ probe_target_compiler $target
if test $got_cross_cc = yes; then
# Test for compiler features for optional tests. We only do this
# for cross compilers because ensuring the docker containers based
if test $got_cross_cc = yes; then
mkdir -p tests/tcg/$target
echo "QEMU=$PWD/$qemu" >> $config_target_mak
- echo "EXTRA_CFLAGS=$target_cflags" >> $config_target_mak
echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> $makefile
tcg_tests_targets="$tcg_tests_targets $target"
fi