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Date: Tue, 24 Dec 2013 06:18:29 -0800
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Subject: Re: [Qemu-devel] [PATCH v2 3/9] target-sh4: optimize addc using add2
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To: Aurelien Jarno <aurelien@aurel32.net>, qemu-devel@nongnu.org

On 12/22/2013 03:50 AM, Aurelien Jarno wrote:
> +            t2 = tcg_temp_new();
> +            tcg_gen_add2_i32(t1, t2, REG(B11_8), t0, REG(B7_4), t0);
> +            tcg_gen_add2_i32(REG(B11_8), cpu_sr_t, t1, t2, cpu_sr_t, t0);

FWIW, one can avoid an extra temporary by consuming cpu_sr_t in the first add
rather than the second.  But otherwise,

Reviewed-by: Richard Henderson <rth@twiddle.net>


r~