[LLVMdev] Compiling llvm-gcc on amd64 with 32 bits: assembler still carps

[Daniel Berlin]

To clarify,

configure --host=i686-pc-linux-gnu --target=i686-pc-linux-gnu
--target=i686-pc-linux-gnu

I do this all the time on my 4 core amd64 box and it works fine.


On Sun, Mar 30, 2008 at 12:22 PM, Daniel Berlin <dberlin at dberlin.org> wrote:
> It shoudl work fine if you set CC right and use --build --target
>
> --host == i686-pc-linux-gnu
>
>
>
> On Sun, Mar 30, 2008 at 10:40 AM, Joachim Durchholz <jo at durchholz.org> wrote:
>  > Hi all,
>  >
>  >  I managed to navigate around all those issues with environment variables
>  >  and such. llvm itself now builds and checks just fine, but I can't get
>  >  llvm-gcc to compile.
>  >
>  >  Trying to 'make' from .../gcc gives me:
>  >
>  >  ./xgcc -B./ -B/home/jo/i686-pc-linux-gnu/bin/
>  >  -isystem /home/jo/i686-pc-linux-gnu/include
>  >  -isystem /home/jo/i686-pc-linux-gnu/sys-include
>  >  -L/home/jo/llvm-gcc-wrk/gcc/../ld -O2  -DIN_GCC    -W -Wall
>  >  -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes
>  >  -Wold-style-definition  -isystem ./include  -I. -I.
>  >  -I/home/jo/llvm-gcc-src/gcc -I/home/jo/llvm-gcc-src/gcc/.
>  >  -I/home/jo/llvm-gcc-src/gcc/../include
>  >  -I/home/jo/llvm-gcc-src/gcc/../libcpp/include
>  >  -I/home/jo/llvm-gcc-src/gcc/../libdecnumber -I../libdecnumber  -g0
>  >  -finhibit-size-directive -fno-inline-functions -fno-exceptions
>  >  -fno-zero-initialized-in-bss -fno-toplevel-reorder
>  >  -fno-omit-frame-pointer \
>  >           -c /home/jo/llvm-gcc-src/gcc/crtstuff.c -DCRT_BEGIN \
>  >           -o crtbegin.o
>  >  /tmp/ccuWW3r0.s: Assembler messages:
>  >  /tmp/ccuWW3r0.s:27: Error: suffix or operands invalid for `push'
>  >  /tmp/ccuWW3r0.s:37: Error: suffix or operands invalid for `call'
>  >  /tmp/ccuWW3r0.s:55: Error: suffix or operands invalid for `push'
>  >  /tmp/ccuWW3r0.s:65: Error: suffix or operands invalid for `call'
>  >  make: *** [crtbegin.o] Error 1
>  >
>  >
>  >  ./xgcc -dumpmachine gives
>  >  i686-pc-linux-gnu
>  >  so this is OK.
>  >
>  >  The reported lines are:
>  >      27         pushl   %ebp
>  >      37         call    *%edx
>  >      55         pushl   %ebp
>  >      65         call    *%eax
>  >
>  >  What's wrong?
>  >
>  >  Regards,
>  >  Jo
>  >
>  >  P.S.: I'm running with a freshly compiled and PATH-installed llvm
>  >  package with a clean 'make check', and use
>  >  export LLVM_GCC_SRC=$HOME/llvm-gcc-src
>  >  export LLVM_GCC_WRK=$HOME/llvm-gcc-wrk
>  >  export LLVM_CONFIGURE=
>  >  export LLVM_CONFIGURE="$LLVM_CONFIGURE --prefix=$HOME"
>  >  export LLVM_CONFIGURE="$LLVM_CONFIGURE --enable-optimized"
>  >  export LLVM_CONFIGURE="$LLVM_CONFIGURE --build=i686-pc-linux-gnu"
>  >  export LLVM_CONFIGURE="$LLVM_CONFIGURE --host=i686-pc-linux-gnu"
>  >  export LLVM_CONFIGURE="$LLVM_CONFIGURE --target=i686-pc-linux-gnu"
>  >  export CC=gcc-4.2
>  >  export CXX=g++-4.2
>  >  cd $LLVM_GCC_WRK
>  >  $LLVM_GCC_SRC/configure $LLVM_CONFIGURE
>  >  make -j3
>  >
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