On Sun, 6 May 2012, Andreas F?rber wrote:
> For targets where TARGET_LONG_BITS != 32, i.e. 64-bit guests,
> addr_reg is moved to r4. For hosts with TCG_TARGET_CALL_ALIGN_ARGS
> either data_reg2 or data_reg or a masked version thereof would overwrite
> r4. Place it in r5 instead, matching TCG_TARGET_CALL_ALIGN_ARGS hosts.
>
> This might explain crashes observed on Darwin/ppc but not on ppc64.
>
> Signed-off-by: Andreas F?rber <andreas.faer...@web.de>
> ---
> tcg/ppc/tcg-target.c | 4 ----
> 1 files changed, 0 insertions(+), 4 deletions(-)
>
> diff --git a/tcg/ppc/tcg-target.c b/tcg/ppc/tcg-target.c
> index dc40716..4b85c89 100644
> --- a/tcg/ppc/tcg-target.c
> +++ b/tcg/ppc/tcg-target.c
> @@ -816,11 +816,7 @@ static void tcg_out_qemu_st (TCGContext *s, const TCGArg
> *args, int opc)
> #else
> tcg_out_mov (s, TCG_TYPE_I32, 3, addr_reg2);
> tcg_out_mov (s, TCG_TYPE_I32, 4, addr_reg);
> -#ifdef TCG_TARGET_CALL_ALIGN_ARGS
> ir = 5;
> -#else
> - ir = 4;
> -#endif
> #endif
>
> switch (opc) {
>
Right you are.
--
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