Anton Korobeynikov
2010-Jul-12 12:52 UTC
[LLVMdev] build errors while cross compiling llvm-gcc for ARM
Hello> a) 'llvm-gcc -c -flo -O2' to generate the .bc files.How llvm-gcc was configured & compiled? With best regards, Anton Korobeynikov Faculty of Mathematics and Mechanics, Saint Petersburg State University
Sanjeev chugh
2010-Jul-12 13:17 UTC
[LLVMdev] build errors while cross compiling llvm-gcc for ARM
my g++-cross was configured with following parameters: ./configure --host=i686-pc-linux-gnu --build=i686-pc-linux-gnu --target=armv7fl-montavista-linux-gnueabi --enable-cross --with-sysroot=/home/arm_v7_vfp_le/target/ --with-build-sysroot=/home/arm_v7_vfp_le/target/ --enable-shared --enable-languages=c,c++ --with-as=/home/arm_v7_vfp_le/bin/arm_v7_vfp_le-as --with-ld=/home/arm_v7_vfp_le/bin/arm_v7_vfp_le-ld --enable-checking=release --disable-multilib --enable-llvm=/home/Desktop/Sanjeev/LLVM/llvm-2.7 --enable-clocale=gnu --with-cpu=cortex-a8 --with-interwork --with-arch=armv7-a --with-mode=arm --with-tune=cortex-a8 --with-fpu=vfp3 --disable-bootstrap --disable-libmudflap --disable-libssp But any file e.g. a.c compiled with g++-cross if I try to link using ld-new, I get error ld-new libs a.o -o binary a.o : incompatible object file ld-new works only with those objects which are compiled using native gcc but doesn't work for cross-compiler gcc/arm. On Mon, Jul 12, 2010 at 6:22 PM, Anton Korobeynikov <anton at korobeynikov.info> wrote:> Hello > > > a) 'llvm-gcc -c -flo -O2' to generate the .bc files. > How llvm-gcc was configured & compiled? > > With best regards, Anton Korobeynikov > Faculty of Mathematics and Mechanics, Saint Petersburg State University >-------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20100712/f582061b/attachment.html>
Anton Korobeynikov
2010-Jul-12 13:22 UTC
[LLVMdev] build errors while cross compiling llvm-gcc for ARM
> ld-new works only with those objects which are compiled using native gcc but > doesn't work for cross-compiler gcc/arm.Ok, please show: ld --version and last few lines of the ld --help output -- With best regards, Anton Korobeynikov Faculty of Mathematics and Mechanics, Saint Petersburg State University
Anton Korobeynikov
2010-Jul-12 13:25 UTC
[LLVMdev] build errors while cross compiling llvm-gcc for ARM
> ld-new works only with those objects which are compiled using native gcc but > doesn't work for cross-compiler gcc/arm.And yes, please carefully read, understand and follow the "Usage" section of http://llvm.org/docs/GoldPlugin.html -- With best regards, Anton Korobeynikov Faculty of Mathematics and Mechanics, Saint Petersburg State University
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