diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 203 |
1 files changed, 124 insertions, 79 deletions
@@ -1858,7 +1858,7 @@ fi : ${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"} @@ -1868,6 +1868,7 @@ fi : ${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\"" @@ -1875,8 +1876,20 @@ compute_target_variable() { 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= @@ -1887,16 +1900,9 @@ probe_target_compiler() { 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" ;; @@ -1925,7 +1931,7 @@ probe_target_compiler() { 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 @@ -2041,54 +2047,116 @@ probe_target_compiler() { : ${container_cross_strip:=${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_$1}\"" + local t try + try=cross + case "$target_arch:$cpu" in + aarch64_be:aarch64 | \ + armeb:arm | \ + i386:x86_64 | \ + mips*:mips64 | \ + ppc*:ppc64 | \ + sparc:sparc64 | \ + "$cpu:$cpu") + try='native cross' ;; + esac + eval "target_cflags=\${cross_cc_cflags_$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 - 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 - if test "$1" = $cpu; then - : ${target_cc:=$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} - fi - if test -n "$target_cc"; then + + 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 $got_cross_cc != yes; then + build_static= + target_cc= + target_ccas= + target_cflags= + target_ar= + target_as= + target_ld= + target_nm= + target_objcopy= + target_ranlib= + target_strip= + fi } write_target_makefile() { + echo "EXTRA_CFLAGS=$target_cflags" if test -n "$target_cc"; then echo "CC=$target_cc" echo "CCAS=$target_ccas" @@ -2117,6 +2185,7 @@ write_target_makefile() { } write_container_target_makefile() { + echo "EXTRA_CFLAGS=$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 $source_path --" @@ -2238,7 +2307,7 @@ done # Mac OS X ships with a broken assembler roms= -probe_target_compilers i386 x86_64 +probe_target_compiler i386-softmmu if test -n "$target_cc" && test "$targetos" != "darwin" && test "$targetos" != "sunos" && \ test "$targetos" != "haiku" && test "$softmmu" = yes ; then @@ -2261,7 +2330,7 @@ if test -n "$target_cc" && fi fi -probe_target_compilers ppc ppc64 +probe_target_compiler ppc-softmmu if test -n "$target_cc" && test "$softmmu" = yes; then roms="$roms pc-bios/vof" config_mak=pc-bios/vof/config.mak @@ -2272,7 +2341,7 @@ fi # 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 @@ -2485,7 +2554,6 @@ tcg_tests_targets= 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 @@ -2504,29 +2572,7 @@ for target in $target_list; do ;; esac - got_cross_cc=no - unset build_static - - if test -n "$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 @@ -2600,7 +2646,6 @@ for target in $target_list; do 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 |