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From: Richard Henderson <richard.henderson@linaro.org>
To: Taylor Simpson <tsimpson@quicinc.com>, qemu-devel@nongnu.org
Cc: ale@rev.ng, bcain@quicinc.com, philmd@redhat.com
Subject: Re: [PATCH 11/15] Hexagon (target/hexagon) circular addressing
Date: Thu, 25 Mar 2021 10:33:40 -0600	[thread overview]
Message-ID: <c06f50bb-cf79-f719-4cb2-4b57a0df59d6@linaro.org> (raw)
In-Reply-To: <1616640610-17319-12-git-send-email-tsimpson@quicinc.com>

On 3/24/21 8:50 PM, Taylor Simpson wrote:
> +/*
> + * Many instructions will work with just macro redefinitions
> + * with the caveat that they need a tmp variable to carry a
> + * value between them.
> + */
> +#define fGEN_TCG_tmp(SHORTCODE) \
> +    do { \
> +        TCGv tmp = tcg_temp_new(); \
> +        SHORTCODE; \
> +        tcg_temp_free(tmp); \
> +    } while (0)

Wow, this is awfully magical.  I don't even see "tmp" referenced in the 
SHORTCODE.  What's going on here?


r~


  reply	other threads:[~2021-03-25 16:36 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-25  2:49 [PATCH 00/15] Hexagon (target/hexagon) update Taylor Simpson
2021-03-25  2:49 ` [PATCH 01/15] Hexagon (target/hexagon) TCG generation cleanup Taylor Simpson
2021-03-25 12:56   ` Richard Henderson
2021-03-25  2:49 ` [PATCH 02/15] Hexagon (target/hexagon) remove unnecessary inline directives Taylor Simpson
2021-03-25 13:02   ` Richard Henderson
2021-03-25  2:49 ` [PATCH 03/15] Hexagon (target/hexagon) properly generate TB end for DISAS_NORETURN Taylor Simpson
2021-03-25 14:38   ` Richard Henderson
2021-03-25  2:49 ` [PATCH 04/15] Hexagon (target/hexagon) decide if pred has been written at TCG gen time Taylor Simpson
2021-03-25 14:42   ` Richard Henderson
2021-03-25  2:50 ` [PATCH 05/15] Hexagon (target/hexagon) change variables from int to bool when appropriate Taylor Simpson
2021-03-25  9:35   ` Philippe Mathieu-Daudé
2021-03-25 14:44   ` Richard Henderson
2021-03-25  2:50 ` [PATCH 06/15] Hexagon (target/hexagon) utility function changes Taylor Simpson
2021-03-25 14:45   ` Richard Henderson
2021-03-25  2:50 ` [PATCH 07/15] Hexagon (target/hexagon) use softfloat default NaN and tininess Taylor Simpson
2021-03-25 14:54   ` Richard Henderson
2021-03-25  2:50 ` [PATCH 08/15] Hexagon (target/hexagon) replace float32_mul_pow2 with float32_scalbn Taylor Simpson
2021-03-25 14:55   ` Richard Henderson
2021-03-25  2:50 ` [PATCH 09/15] Hexagon (target/hexagon) use softfloat for float-to-int conversions Taylor Simpson
2021-03-25 16:09   ` Richard Henderson
2021-03-25 16:17     ` Richard Henderson
2021-03-25  2:50 ` [PATCH 10/15] Hexagon (target/hexagon) instructions with multiple definitions Taylor Simpson
2021-03-25 16:24   ` Richard Henderson
2021-03-29 21:55     ` Taylor Simpson
2021-03-25  2:50 ` [PATCH 11/15] Hexagon (target/hexagon) circular addressing Taylor Simpson
2021-03-25 16:33   ` Richard Henderson [this message]
2021-03-25 17:37     ` Taylor Simpson
2021-03-25  2:50 ` [PATCH 12/15] Hexagon (target/hexagon) bit reverse (brev) addressing Taylor Simpson
2021-03-25 16:38   ` Richard Henderson
2021-03-25  2:50 ` [PATCH 13/15] Hexagon (target/hexagon) load and unpack bytes instructions Taylor Simpson
2021-03-25  2:50 ` [PATCH 14/15] Hexagon (target/hexagon) load into shifted register instructions Taylor Simpson
2021-03-25 16:44   ` Richard Henderson
2021-03-25  2:50 ` [PATCH 15/15] Hexagon (target/hexagon) CABAC decode bin Taylor Simpson
2021-03-25 16:54   ` Richard Henderson

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