Hi Bastian,
On Mon, Jul 7, 2014 at 10:13 PM, Bastian Koppelmann
<kbast...@mail.uni-paderborn.de> wrote:
> Add instructions of SRC opcode format.
> Add helper for sh arithmetic carry.
> Add micro-op generator functions for conditional add/sub/mov and sh.
>
> Signed-off-by: Bastian Koppelmann <kbast...@mail.uni-paderborn.de>
> ---
> target-tricore/helper.h | 19 +++++
> target-tricore/op_helper.c | 36 +++++++++
> target-tricore/translate.c | 197
> ++++++++++++++++++++++++++++++++++++++++++++-
> 3 files changed, 251 insertions(+), 1 deletion(-)
>
> diff --git a/target-tricore/helper.h b/target-tricore/helper.h
> index e69de29..acea104 100644
> --- a/target-tricore/helper.h
> +++ b/target-tricore/helper.h
[...]
> +target_ulong helper_shac(CPUTRICOREState *env, target_ulong r1,
> + target_ulong r2)
> +{
> + target_ulong carry_out, msk, msk_start, msk_len, cond, shift_count, ret;
> + int const6;
> + const6 = r2 & 0x3f;
> +
> + if (const6 >= 0) {
There's no way const6 may be negative here, if you meant 'negative 6-bit-wide
signed integer' then you need to change the way you calculate const6 to e.g.
const6 = sextract32(r2, 0, 6);
--
Thanks.
-- Max
