From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id A59414B39F for ; Tue, 4 Jun 2024 18:59:34 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 6B68768D703; Tue, 4 Jun 2024 21:59:18 +0300 (EEST) Received: from ursule.remlab.net (vps-a2bccee9.vps.ovh.net [51.75.19.47]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 67AA468D4AF for ; Tue, 4 Jun 2024 21:59:09 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id F2A66C02E8 for ; Tue, 4 Jun 2024 21:59:08 +0300 (EEST) From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= To: ffmpeg-devel@ffmpeg.org Date: Tue, 4 Jun 2024 21:59:07 +0300 Message-ID: <20240604185908.22309-3-remi@remlab.net> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240604185908.22309-1-remi@remlab.net> References: <20240604185908.22309-1-remi@remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCHv2 3/4] lavc/vc1dsp: R-V V vc1_inv_trans_4x8 X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: T-Head C908 (cycles): vc1dsp.vc1_inv_trans_4x8_c: 653.2 vc1dsp.vc1_inv_trans_4x8_rvv_i32: 234.0 --- libavcodec/riscv/vc1dsp_init.c | 2 + libavcodec/riscv/vc1dsp_rvv.S | 77 ++++++++++++++++++++++++++++++++++ 2 files changed, 79 insertions(+) diff --git a/libavcodec/riscv/vc1dsp_init.c b/libavcodec/riscv/vc1dsp_init.c index e63870ad44..cf9d42f377 100644 --- a/libavcodec/riscv/vc1dsp_init.c +++ b/libavcodec/riscv/vc1dsp_init.c @@ -28,6 +28,7 @@ void ff_vc1_inv_trans_8x8_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block); void ff_vc1_inv_trans_8x8_rvv(int16_t block[64]); void ff_vc1_inv_trans_4x8_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block); +void ff_vc1_inv_trans_4x8_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block); void ff_vc1_inv_trans_8x4_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block); void ff_vc1_inv_trans_8x4_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block); void ff_vc1_inv_trans_4x4_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block); @@ -57,6 +58,7 @@ av_cold void ff_vc1dsp_init_riscv(VC1DSPContext *dsp) if (ff_rv_vlen_least(128)) { dsp->vc1_inv_trans_8x8 = ff_vc1_inv_trans_8x8_rvv; dsp->vc1_inv_trans_8x4 = ff_vc1_inv_trans_8x4_rvv; + dsp->vc1_inv_trans_4x8 = ff_vc1_inv_trans_4x8_rvv; dsp->vc1_inv_trans_4x8_dc = ff_vc1_inv_trans_4x8_dc_rvv; dsp->vc1_inv_trans_4x4_dc = ff_vc1_inv_trans_4x4_dc_rvv; dsp->avg_vc1_mspel_pixels_tab[0][0] = ff_avg_pixels16x16_rvv; diff --git a/libavcodec/riscv/vc1dsp_rvv.S b/libavcodec/riscv/vc1dsp_rvv.S index d003185ade..e22950d25d 100644 --- a/libavcodec/riscv/vc1dsp_rvv.S +++ b/libavcodec/riscv/vc1dsp_rvv.S @@ -296,6 +296,83 @@ func ff_vc1_inv_trans_8x4_rvv, zve32x ret endfunc +func ff_vc1_inv_trans_4x8_rvv, zve32x + li a3, 8 * 2 + csrwi vxrm, 0 + vsetivli zero, 8, e16, m1, ta, ma + vlsseg4e16.v v0, (a2), a3 + li t1, 3 + jal t0, ff_vc1_inv_trans_4_rvv + addi t1, a2, 1 * 8 * 2 + vse16.v v0, (a2) + addi t2, a2, 2 * 8 * 2 + vse16.v v1, (t1) + addi t3, a2, 3 * 8 * 2 + vse16.v v2, (t2) + vse16.v v3, (t3) + vsetivli zero, 4, e16, mf2, ta, ma + vlseg8e16.v v0, (a2) + jal t0, ff_vc1_inv_trans_8_rvv + vadd.vi v4, v4, 1 + add t0, a1, a0 + vadd.vi v5, v5, 1 + vadd.vi v6, v6, 1 + add t1, a1, t0 + vadd.vi v7, v7, 1 + vssra.vi v0, v0, 7 + add t2, a1, t1 + vssra.vi v1, v1, 7 + vssra.vi v2, v2, 7 + add t3, a1, t2 + vssra.vi v3, v3, 7 + vssra.vi v4, v4, 7 + add t4, a1, t3 + vssra.vi v5, v5, 7 + vssra.vi v6, v6, 7 + add t5, a1, t4 + vssra.vi v7, v7, 7 + vle8.v v8, (a0) + add t6, a1, t5 + vle8.v v9, (t0) + vle8.v v10, (t1) + vle8.v v11, (t2) + vle8.v v12, (t3) + vle8.v v13, (t4) + vle8.v v14, (t5) + vle8.v v15, (t6) + vsetvli zero, zero, e8, mf4, ta, ma + vwaddu.wv v0, v0, v8 + vwaddu.wv v1, v1, v9 + vwaddu.wv v2, v2, v10 + vwaddu.wv v3, v3, v11 + vwaddu.wv v4, v4, v12 + vwaddu.wv v5, v5, v13 + vwaddu.wv v6, v6, v14 + vwaddu.wv v7, v7, v15 + vsetvli zero, zero, e16, mf2, ta, ma + .irp n,0,1,2,3,4,5,6,7 + vmax.vx v\n, v\n, zero + .endr + vsetvli zero, zero, e8, mf4, ta, ma + vnclipu.wi v8, v0, 0 + vnclipu.wi v9, v1, 0 + vse8.v v8, (a0) + vnclipu.wi v10, v2, 0 + vse8.v v9, (t0) + vnclipu.wi v11, v3, 0 + vse8.v v10, (t1) + vnclipu.wi v12, v4, 0 + vse8.v v11, (t2) + vnclipu.wi v13, v5, 0 + vse8.v v12, (t3) + vnclipu.wi v14, v6, 0 + vse8.v v13, (t4) + vnclipu.wi v15, v7, 0 + vse8.v v14, (t5) + vse8.v v15, (t6) + ret +endfunc + .macro mspel_op op pos n1 n2 add t1, \pos, a2 v\op\()e8.v v\n1, (\pos) -- 2.45.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".