qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [PATCH v2 0/4] TriCore add instructions of RR1, RR2, RR


From: Richard Henderson
Subject: Re: [Qemu-devel] [PATCH v2 0/4] TriCore add instructions of RR1, RR2, RRPW and RRR opcode format
Date: Mon, 26 Jan 2015 10:11:17 -0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0

On 01/26/2015 08:29 AM, Bastian Koppelmann wrote:
> v1 -> v2:
>     - Add 3 helper functions (gen_mul_q, gen_mul_q_16, gen_mulr_q) to
>       remove repetition.
>     - gen_mul_q now uses 64 arithmetic instead of emulating it.
>     - MUL_Q now uses arithmetic shift, instead of normal shift + sign extend 
> for arg
>       extraction.
>     - optimize OPC2_32_RRPW_EXTR by using only two shifts, instead of four.
>     - OPC1_32_RRPW_DEXTR now has r1 == r2 as a special case.
> 
> Bastian Koppelmann (4):
>   target-tricore: target-tricore: Add instructions of RR1 opcode format,
>     that have 0x93 as first opcode
>   target-tricore: Add instructions of RR2 opcode format
>   target-tricore: Add instructions of RRPW opcode format
>   target-tricore: Add instructions of RRR opcode format
> 
>  target-tricore/helper.h          |   8 +
>  target-tricore/op_helper.c       | 160 ++++++++++++++
>  target-tricore/translate.c       | 439 
> +++++++++++++++++++++++++++++++++++++++
>  target-tricore/tricore-opcodes.h |   2 +-
>  4 files changed, 608 insertions(+), 1 deletion(-)

Reviewed-by: Richard Henderson <address@hidden>


r~



reply via email to

[Prev in Thread] Current Thread [Next in Thread]