On 12 February 2016 at 15:13, Klaftenegger Felix
<1545...@bugs.launchpad.net> wrote:
> Public bug reported:
>
> If i try to compile qemu on armv7 cpu i get this error:
>
> LINK qemu-nbd
> CC qemu-img.o
> LINK qemu-img
> LINK qemu-io
> LINK qemu-bridge-helper
> CC qmp-marshal.o
> CC hw/display/qxl.o
> {standard input}: Assembler messages:
> {standard input}:1704: Error: bad instruction `lock'
> {standard input}:1704: Error: bad instruction `addl $0,0(%rsp)'
> {standard input}:1864: Error: bad instruction `lock'
> {standard input}:1864: Error: bad instruction `addl $0,0(%rsp)'
> {standard input}:5239: Error: bad instruction `lock'
> {standard input}:5239: Error: bad instruction `addl $0,0(%rsp)'
> {standard input}:5731: Error: bad instruction `lock'
> {standard input}:5731: Error: bad instruction `addl $0,0(%rsp)'
> {standard input}:11923: Error: bad instruction `lock'
> {standard input}:11923: Error: bad instruction `addl $0,0(%rsp)'
> {standard input}:13960: Error: bad instruction `lock'
> {standard input}:13960: Error: bad instruction `addl $0,0(%rsp)'
> {standard input}:14349: Error: bad instruction `lock'
> {standard input}:14349: Error: bad instruction `addl $0,0(%rsp)'
> /home/fleixi/git/qemu/rules.mak:57: recipe for target 'hw/display/qxl.o'
> failed
> make: *** [hw/display/qxl.o] Error 1
Looks like we're picking up the x86 implementations of the atomic.h
smp_mb() somehow. That's odd because it shouldn't happen unless
something has managed to #define __i386__ somehow.
What host platform (OS, hardware) are you building on? What version is your
compiler?
> Shoulded the configure detecting "bigendian" too?
Why should it? ARM is little endian.
thanks
-- PMM
