Re: [Qemu-devel] qemu on alpha

[Thiemo Seufer <ths@networkno.de>]

Gabriele Gorla wrote:
> Hello,
> I recently downloaded qemu-0.9.0 and tried to compile
> it on alpha.
> I was not able to get any target to compile.
> 
> I searched the mailing list but I was not able to find
> any recent information on the alpha host status.
> 
> I am using gcc-3.3.6 on debian stable with upgraded
> kernel
> 2.6.22
> I have tried with gcc-3.4 and 4.1 with similar
> results.
> 
> I patched the line:
> #if defined (__x86_64__) || defined(__ia64) ||
> defined(__alpha__)
> of file dyngen-exec.h to add the alpha to the 64-bit
> architectures to prevent redefinition of int64_t and
> uint64_t 
> 
> beside tons of warning about casting pointers to int
> of different sizes I get the following two fatal
> errors:
> 
> qemu-0.9.0/target-i386/ops_template.h:278: warning:
> implicit declaration of function `GOTO_LABEL_PARAM'
> 
> qemu-0.9.0/target-i386/translate.c:1898: error: too
> many arguments to function `gen_op_jnz_T0_label'
> qemu-0.9.0/target-i386/translate.c:1900: error: too
> many arguments to function `gen_op_jmp_label'
> 
> in the translate.c file the function is called with:
>         gen_op_jmp_label(l2);
> 
> but in gen-op.h it is defined as:
> static inline void gen_op_jmp_label(void)
> {
>     *gen_opc_ptr++ = INDEX_op_jmp_label;
> }
> 
> same for gen_op_jnz_T0_label
> 
> 
> for GOTO_LABEL_PARAM the definition is completely
> missing from dyngen-exec.h (it is there for all other
> host CPUs except m68k)
> 
> Unfortunately my understanding of the code is not
> sufficient to do anything useful at this point.
> I would really appreciate if someone could give me a
> hint.

Current CVS has probably less broken alpha host support. Still, it is
unlikely to work out of the box, fixing this requires some knowledge
of alpha assembler. (E.g. for implementing a GOTO_LABEL_PARAM for alpha.)


Thiemo