Files
poky/meta/recipes-devtools/gcc/gcc-sanitizers.inc
Deepthi Hemraj e7a7d07dfd gcc-sanitizers: Add riscv64 as compatible host
RISC-V offers several virtual memory address schemes (Sv39, Sv48, and Sv57),
but ASan currently supports only Sv39 on RISC-V64.
For RISC-V64 Sv39, ASan uses custom allocator configurations
tuned to manage large allocations efficiently.
These tunings are incompatible with larger address spaces like
Sv48/Sv57 due to differences in region sizes and alignment.

For riscv64, Asan's tuning for Sv39 can be enabled in qemu
by using the appropriate flag in the command line as shown below:
runqemu nographic qemuparams="-cpu rv64,sv39=true"

Additionally, the COMPATIBLE_HOST list in gcc-sanitizers has been
updated to include riscv64. All necessary tests were successfully
conducted on both hardware(Microchip PolarFire SoC)
and the qemurisv64 environment, with ASan effectively
detecting memory errors in both scenarios.

(From OE-Core rev: 4b4450ff695ef73bf7a2437e142d2e0730d6a547)

Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2024-12-03 11:21:34 +00:00

123 lines
4.4 KiB
PHP

require gcc-configure-common.inc
LICENSE = "NCSA | MIT"
LIC_FILES_CHKSUM = "\
file://libsanitizer/LICENSE.TXT;md5=0249c37748936faf5b1efd5789587909 \
"
EXTRA_OECONF_PATHS = "\
--with-sysroot=/not/exist \
--with-build-sysroot=${STAGING_DIR_TARGET} \
"
do_configure () {
rm -rf ${B}/${TARGET_SYS}/libsanitizer/
mkdir -p ${B}/${TARGET_SYS}/libsanitizer/
cd ${B}/${TARGET_SYS}/libsanitizer/
chmod a+x ${S}/libsanitizer/configure
relpath=${@os.path.relpath("${S}/libsanitizer", "${B}/${TARGET_SYS}/libsanitizer")}
$relpath/configure ${CONFIGUREOPTS} ${EXTRA_OECONF}
# Easiest way to stop bad RPATHs getting into the library since we have a
# broken libtool here
sed -i -e 's/hardcode_into_libs=yes/hardcode_into_libs=no/' ${B}/${TARGET_SYS}/libsanitizer/libtool
# Link to the sysroot's libstdc++ instead of one gcc thinks it just built
sed -i -e '/LIBSTDCXX_RAW_CXX_\(CXXFLAGS\|LDFLAGS\)\s*=/d' ${B}/${TARGET_SYS}/libsanitizer/*/Makefile
}
EXTRACONFFUNCS += "extract_stashed_builddir"
do_configure[depends] += "${COMPILERDEP}"
do_compile () {
cd ${B}/${TARGET_SYS}/libsanitizer/
oe_runmake MULTIBUILDTOP=${B}/${TARGET_SYS}/libsanitizer/
}
do_install () {
cd ${B}/${TARGET_SYS}/libsanitizer/
oe_runmake 'DESTDIR=${D}' MULTIBUILDTOP=${B}/${TARGET_SYS}/libsanitizer/ install
if [ -d ${D}${libdir}/gcc/${TARGET_SYS}/${BINV}/include ]; then
install -d ${D}${libdir}/${TARGET_SYS}/${BINV}/include
mv ${D}${libdir}/gcc/${TARGET_SYS}/${BINV}/include/* ${D}${libdir}/${TARGET_SYS}/${BINV}/include
rmdir --ignore-fail-on-non-empty -p ${D}${libdir}/gcc/${TARGET_SYS}/${BINV}/include
fi
if [ -d ${D}${infodir} ]; then
rmdir --ignore-fail-on-non-empty -p ${D}${infodir}
fi
chown -R root:root ${D}
}
INHIBIT_DEFAULT_DEPS = "1"
ALLOW_EMPTY:${PN} = "1"
DEPENDS = "virtual/crypt gcc-runtime virtual/${TARGET_PREFIX}gcc"
# used to fix ../../../../../../../../../work-shared/gcc-8.3.0-r0/gcc-8.3.0/libsanitizer/libbacktrace/../../libbacktrace/elf.c:772:21: error: 'st.st_mode' may be used uninitialized in this function [-Werror=maybe-uninitialized]
DEBUG_OPTIMIZATION:append = " -Wno-error"
BBCLASSEXTEND = "nativesdk"
PACKAGES = "${PN} ${PN}-dbg"
PACKAGES += "libasan libubsan liblsan libtsan"
PACKAGES += "libasan-dev libubsan-dev liblsan-dev libtsan-dev"
PACKAGES += "libasan-staticdev libubsan-staticdev liblsan-staticdev libtsan-staticdev"
RDEPENDS:libasan += "libstdc++"
RDEPENDS:libubsan += "libstdc++"
RDEPENDS:liblsan += "libstdc++"
RDEPENDS:libtsan += "libstdc++"
RDEPENDS:libasan-dev += "${PN}"
RDEPENDS:libubsan-dev += "${PN}"
RDEPENDS:liblsan-dev += "${PN}"
RDEPENDS:libtsan-dev += "${PN}"
RRECOMMENDS:${PN} += "libasan libubsan"
RRECOMMENDS:${PN}:append:x86 = " liblsan"
RRECOMMENDS:${PN}:append:x86-64 = " liblsan libtsan"
RRECOMMENDS:${PN}:append:powerpc64 = " liblsan libtsan"
RRECOMMENDS:${PN}:append:aarch64 = " liblsan libtsan"
RRECOMMENDS:${PN}:append:riscv64 = " liblsan libtsan"
do_package_write_ipk[depends] += "virtual/${MLPREFIX}${TARGET_PREFIX}compilerlibs:do_packagedata"
do_package_write_deb[depends] += "virtual/${MLPREFIX}${TARGET_PREFIX}compilerlibs:do_packagedata"
do_package_write_rpm[depends] += "virtual/${MLPREFIX}${TARGET_PREFIX}compilerlibs:do_packagedata"
# Only x86, powerpc, sparc, s390, arm, aarch64 and loongarch64 are supported
COMPATIBLE_HOST = '(x86_64|i.86|powerpc|sparc|s390|arm|aarch64|loongarch64|riscv64).*-linux'
# musl is currently broken entirely
COMPATIBLE_HOST:libc-musl = 'null'
FILES:libasan += "${libdir}/libasan.so.* ${libdir}/libhwasan.so.*"
FILES:libasan-dev += "\
${libdir}/libasan_preinit.o \
${libdir}/libhwasan_preinit.o \
${libdir}/libasan.so \
${libdir}/libhwasan.so \
${libdir}/libasan.la \
"
FILES:libasan-staticdev += "${libdir}/libasan.a \
${libdir}/libhwasan.a \
"
FILES:libubsan += "${libdir}/libubsan.so.*"
FILES:libubsan-dev += "\
${libdir}/libubsan.so \
${libdir}/libubsan.la \
"
FILES:libubsan-staticdev += "${libdir}/libubsan.a"
FILES:liblsan += "${libdir}/liblsan.so.*"
FILES:liblsan-dev += "\
${libdir}/liblsan.so \
${libdir}/liblsan.la \
${libdir}/liblsan_preinit.o \
"
FILES:liblsan-staticdev += "${libdir}/liblsan.a"
FILES:libtsan += "${libdir}/libtsan.so.*"
FILES:libtsan-dev += "\
${libdir}/libtsan.so \
${libdir}/libtsan.la \
${libdir}/libtsan_*.o \
"
FILES:libtsan-staticdev += "${libdir}/libtsan.a"
FILES:${PN} = "${libdir}/*.spec ${libdir}/${TARGET_SYS}/${BINV}/include/sanitizer/*.h"