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util/xcompile: Split $CFLAGS_GCC 

Split common flags that are not specific to the C language out of
$CFLAGS_GCC into $FLAGS_GCC. This way, we can test for C specific
flags, too, without adding them to $ADAFLAGS_*. Currently this is
done for `-Wno-address-of-packed-member` which only applies to C.

Change-Id: Ib793c62656efb07b6e5b3385f1ed1c96a40efd1d
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39633
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Nico Huber 2020-03-18 15:40:58 +01:00 committed by Patrick Georgi
parent 34473ea6c9
commit 260ba6b25e
1 changed files with 17 additions and 17 deletions
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34
util/xcompile/xcompile
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@ -148,11 +148,11 @@ testas() {
[ "$obj_arch" = "$full_arch" ] || return 1
unset ASFLAGS LDFLAGS
unset CFLAGS_GCC CFLAGS_CLANG
unset FLAGS_GCC CFLAGS_GCC CFLAGS_CLANG
if [ -n "$use_dash_twidth" ]; then
ASFLAGS="--$twidth"
CFLAGS_GCC="-m$twidth"
FLAGS_GCC="-m$twidth"
CFLAGS_CLANG="-m$twidth"
LDFLAGS="-b $full_arch"
@ -162,7 +162,7 @@ testas() {
[ -n "$use_dash_twidth" ] && case "$full_arch" in
"elf32-i386" )
LDFLAGS="$LDFLAGS -melf_i386"
CFLAGS_GCC="$CFLAGS_GCC -Wl,-b,elf32-i386 -Wl,-melf_i386"
FLAGS_GCC="$FLAGS_GCC -Wl,-b,elf32-i386 -Wl,-melf_i386"
CFLAGS_CLANG="$CFLAGS_CLANG -Wl,-b,elf32-i386 -Wl,-melf_i386"
;;
esac
@ -173,19 +173,19 @@ testas() {
detect_special_flags() {
local architecture="$1"
# Check for an operational -m32/-m64
testcc "$GCC" "$CFLAGS_GCC -m$TWIDTH " &&
CFLAGS_GCC="$CFLAGS_GCC -m$TWIDTH "
testcc "$GCC" "$FLAGS_GCC -m$TWIDTH " &&
FLAGS_GCC="$FLAGS_GCC -m$TWIDTH "
# Use bfd linker instead of gold if available:
testcc "$GCC" "$CFLAGS_GCC -fuse-ld=bfd" &&
CFLAGS_GCC="$CFLAGS_GCC -fuse-ld=bfd" && LINKER_SUFFIX='.bfd'
testcc "$GCC" "$FLAGS_GCC -fuse-ld=bfd" &&
FLAGS_GCC="$FLAGS_GCC -fuse-ld=bfd" && LINKER_SUFFIX='.bfd'
testcc "$GCC" "$CFLAGS_GCC -fno-stack-protector" &&
CFLAGS_GCC="$CFLAGS_GCC -fno-stack-protector"
testcc "$GCC" "$CFLAGS_GCC -Wl,--build-id=none" &&
CFLAGS_GCC="$CFLAGS_GCC -Wl,--build-id=none"
testcc "$GCC" "$FLAGS_GCC -fno-stack-protector" &&
FLAGS_GCC="$FLAGS_GCC -fno-stack-protector"
testcc "$GCC" "$FLAGS_GCC -Wl,--build-id=none" &&
FLAGS_GCC="$FLAGS_GCC -Wl,--build-id=none"
testcc "$GCC" "$CFLAGS_GCC -Wno-address-of-packed-member" &&
testcc "$GCC" "$CFLAGS_GCC -Wno-address-of-packed-member $FLAGS_GCC" &&
CFLAGS_GCC="$CFLAGS_GCC -Wno-address-of-packed-member"
case "$architecture" in
x86)
@ -193,7 +193,7 @@ detect_special_flags() {
x64)
;;
arm64)
testld "$GCC" "$CFLAGS_GCC" "${GCCPREFIX}ld${LINKER_SUFFIX}" \
testld "$GCC" "$FLAGS_GCC" "${GCCPREFIX}ld${LINKER_SUFFIX}" \
"$LDFLAGS --fix-cortex-a53-843419" && \
LDFLAGS_ARM64_A53_ERRATUM_843419+=" --fix-cortex-a53-843419"
;;
@ -202,7 +202,7 @@ detect_special_flags() {
detect_compiler_runtime() {
test -z "$GCC" || \
CC_RT_GCC="$(${GCC} ${CFLAGS_GCC} -print-libgcc-file-name)"
CC_RT_GCC="$(${GCC} ${CFLAGS_GCC} ${FLAGS_GCC} -print-libgcc-file-name)"
if [ ${CLANG_RUNTIME} = "libgcc" ]; then
CC_RT_CLANG=${CC_RT_GCC}
else
@ -219,10 +219,10 @@ SUBARCH_SUPPORTED+=${TSUPP-${TARCH}}
# GCC
GCC_CC_${TARCH}:=${GCC}
GCC_CFLAGS_${TARCH}:=${CFLAGS_GCC}
GCC_CFLAGS_${TARCH}:=${CFLAGS_GCC} ${FLAGS_GCC}
# Generally available for GCC's cc1:
GCC_CFLAGS_${TARCH}+=-fno-delete-null-pointer-checks -Wlogical-op
GCC_ADAFLAGS_${TARCH}:=${CFLAGS_GCC}
GCC_ADAFLAGS_${TARCH}:=${FLAGS_GCC}
GCC_COMPILER_RT_${TARCH}:=${CC_RT_GCC}
GCC_COMPILER_RT_FLAGS_${TARCH}:=${CC_RT_EXTRA_GCC}
@ -425,7 +425,7 @@ test_architecture() {
"" "$endian" ||
testas "$gccprefix" "$TWIDTH" "$TBFDARCH" \
"TRUE" "$endian" ; } && \
testcc "${gccprefix}gcc" "$CFLAGS_GCC" && \
testcc "${gccprefix}gcc" "$CFLAGS_GCC" "$FLAGS_GCC" && \
GCCPREFIX="$gccprefix" && \
break 3
done