i try compile with options: binutils 2.20.1 ../configure --target=arm-unknown-linux-gnueabi --program-prefix=arm- --prefix=/home/kursh/arm --enable-gold --enable-plugins --with-sysroot=/home/kursh/arms/sys-root make && make install LLVM: CXXFLAGS="-fPIC" ../configure \ --enable-jit \ --enable-optimized \ --enable-shared\ --enable-pic\ --with-pic\ --disable-muiltilib\ --prefix=/home/kursh/arm \ --target=arm-unknown-linux-gnueabi \ --with-sysroot=/home/kursh/arms/sys-root\ --with-binutils-include=/home/kursh/ctbuild/binutils-2.20.1/include \ --with-llvmgccdir=/home/kursh/ctbuild/llvm-gcc-4.2 make && make install LLVM-GCC. CXXFLAGS="-fPIC" CFLAGS="-g -O2 -fPIC" CPPFLAGS="-fPIC" ../configure \ --enable-languages=c,c++ \ --enable-llvm=/home/kursh/ctbuild/llvm/build \ --prefix=/home/kursh/arm \ --program-prefix=llvm- \ --enable-shared\ --enable-pic\ --with-pic\ --disable-multilib\ --target=arm-unknown-linux-gnueabi \ --with-as=/home/kursh/arm/bin/arm-as \ --with-ld=/home/kursh/arm/bin/arm-ld \ --with-sysroot=/home/kursh/arms/sys-root \ --disable-libssp --disable-bootstrap --disable-werror make && make install build llvm-gcc break with error: rm -f ./libgcc_eh.a /home/kursh/arm/arm-unknown-linux-gnueabi/bin/ar rc ./libgcc_eh.a libgcc/./unwind-arm.o libgcc/./libunwind.o libgcc/./pr-support.o libgcc/./unwind-c.o /home/kursh/arm/arm-unknown-linux-gnueabi/bin/ranlib ./libgcc_eh.a /home/kursh/arm/bin/arm-ld: error: libgcc/./_udivsi3_s.o: unsupported reloc 40 against local symbol /home/kursh/arm/bin/arm-ld: error: libgcc/./_udivsi3_s.o: unsupported reloc 40 against local symbol /home/kursh/arm/bin/arm-ld: error: libgcc/./_udivsi3_s.o: unsupported reloc 40 against local symbol /home/kursh/arm/bin/arm-ld: error: libgcc/./_udivsi3_s.o: unsupported reloc 40 against local symbol /home/kursh/arm/bin/arm-ld: error: libgcc/./_udivsi3_s.o: requires unsupported dynamic reloc; recompile with -fPIC /home/kursh/arm/bin/arm-ld: error: libgcc/./_udivsi3_s.o: unsupported reloc 40 against local symbol .... .... /home/kursh/arm/bin/arm-ld: libgcc/./libunwind_s.o: in function ___Unwind_Resume:../../gcc/config/arm/libunwind.S:237: error: unsupported reloc 40 /home/kursh/arm/bin/arm-ld: libgcc/./libunwind_s.o: in function ___Unwind_Resume_or_Rethrow:../../gcc/config/arm/libunwind.S:237: error: unsupported reloc 40 /home/kursh/arm/bin/arm-ld: libgcc/./libunwind_s.o: in function ___Unwind_ForcedUnwind:../../gcc/config/arm/libunwind.S:237: error: unsupported reloc 40 collect2: ld returned 1 exit status make[3]: *** [libgcc_s.so] Error 1 make[3]: Leaving directory `/home/kursh/ctbuild/llvm-gcc-4.2/build/gcc' System ubuntu 9.10 gcc 4.4.1 llvm and llvm-gcc from svn -- View this message in context: http://old.nabble.com/how-to-compile-llvm-gcc-whith-lto-support-for-ARM-tp28210425p28210425.html Sent from the LLVM - Dev mailing list archive at Nabble.com.
Anton Korobeynikov
2010-Apr-11 19:14 UTC
[LLVMdev] how to compile llvm-gcc whith lto support for ARM
Hello> ../configure --target=arm-unknown-linux-gnueabi --program-prefix=arm- > --prefix=/home/kursh/arm --enable-gold --enable-plugins > --with-sysroot=/home/kursh/arms/sys-rootIt seems you've configured binutils with gold...> /home/kursh/arm/arm-unknown-linux-gnueabi/bin/ranlib ./libgcc_eh.a > /home/kursh/arm/bin/arm-ld: error: libgcc/./_udivsi3_s.o: unsupported reloc > 40 against local symbolBut gold for ARM is known to be incomplete/broken/WIP -- With best regards, Anton Korobeynikov Faculty of Mathematics and Mechanics, Saint Petersburg State University
Hello yes, i try configure binutills wiith gold, becouse i need LTO support in llvm-gcc for arm targets. May be possible to find workaround, for this ? Anton Korobeynikov-2 wrote:> > It seems you've configured binutils with gold... > > But gold for ARM is known to be incomplete/broken/WIP > -- > With best regards, Anton Korobeynikov > Faculty of Mathematics and Mechanics, Saint Petersburg State University > >-- View this message in context: http://old.nabble.com/how-to-compile-llvm-gcc-whith-lto-support-for-ARM-tp28210425p28211668.html Sent from the LLVM - Dev mailing list archive at Nabble.com.