Re: [FFmpeg-devel] [PATCH v2 7/7] avcodec/hevc: Add ff_hevc_idct_32x32_lasx asm opt - yinshiyou-hf

From: yinshiyou-hf@loongson.cn
To: "FFmpeg development discussions and patches" <ffmpeg-devel@ffmpeg.org>
Cc: yuanhecai <yuanhecai@loongson.cn>
Subject: Re: [FFmpeg-devel] [PATCH v2 7/7] avcodec/hevc: Add ff_hevc_idct_32x32_lasx asm opt
Date: Thu, 28 Dec 2023 15:29:05 +0800 (GMT+08:00)
Message-ID: <8689424.103f2.18caf53ab5e.Coremail.yinshiyou-hf@loongson.cn> (raw)
In-Reply-To: <20231227045019.25078-8-jinbo@loongson.cn>

> -----原始邮件-----
> 发件人: jinbo <jinbo@loongson.cn>
> 发送时间:2023-12-27 12:50:19 (星期三)
> 收件人: ffmpeg-devel@ffmpeg.org
> 抄送: yuanhecai <yuanhecai@loongson.cn>
> 主题: [FFmpeg-devel] [PATCH v2 7/7] avcodec/hevc: Add ff_hevc_idct_32x32_lasx asm opt

> +
> +.macro malloc_space number
> +    li.w          t0,       \number
> +    sub.d         sp,       sp,       t0
> +    fr_store
> +.endm
> +
> +.macro free_space number
> +    fr_recover
> +    li.w          t0,       \number
> +    add.d         sp,       sp,       t0
> +.endm
> +
use subi and addi, these two macro is not needed.

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