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[79.124.17.100]) by mx.google.com with ESMTP id k16-20020a05640212d000b00457596e4babsi1874361edx.310.2022.09.26.07.54.41; Mon, 26 Sep 2022 07:54:41 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 1000968BAA0; Mon, 26 Sep 2022 17:53:09 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from ursule.remlab.net (vps-a2bccee9.vps.ovh.net [51.75.19.47]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 44AE968BA9B for ; Mon, 26 Sep 2022 17:52:57 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 16CE6C00BD for ; Mon, 26 Sep 2022 17:52:54 +0300 (EEST) From: remi@remlab.net To: ffmpeg-devel@ffmpeg.org Date: Mon, 26 Sep 2022 17:52:37 +0300 Message-Id: <20220926145251.56351-17-remi@remlab.net> X-Mailer: git-send-email 2.37.2 In-Reply-To: <5862173.lOV4Wx5bFT@basile.remlab.net> References: <5862173.lOV4Wx5bFT@basile.remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 17/31] lavu/floatdsp: RISC-V V vector_fmul_window 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: ouElYms620tx From: Rémi Denis-Courmont --- libavutil/riscv/float_dsp_init.c | 3 +++ libavutil/riscv/float_dsp_rvv.S | 33 ++++++++++++++++++++++++++++++++ 2 files changed, 36 insertions(+) diff --git a/libavutil/riscv/float_dsp_init.c b/libavutil/riscv/float_dsp_init.c index b99e3080c9..44a505308d 100644 --- a/libavutil/riscv/float_dsp_init.c +++ b/libavutil/riscv/float_dsp_init.c @@ -31,6 +31,8 @@ void ff_vector_fmac_scalar_rvv(float *dst, const float *src, float mul, int len); void ff_vector_fmul_scalar_rvv(float *dst, const float *src, float mul, int len); +void ff_vector_fmul_window_rvv(float *dst, const float *src0, + const float *src1, const float *win, int len); void ff_vector_fmul_add_rvv(float *dst, const float *src0, const float *src1, const float *src2, int len); void ff_vector_fmul_reverse_rvv(float *dst, const float *src0, @@ -53,6 +55,7 @@ av_cold void ff_float_dsp_init_riscv(AVFloatDSPContext *fdsp) fdsp->vector_fmul = ff_vector_fmul_rvv; fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_rvv; fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_rvv; + fdsp->vector_fmul_window = ff_vector_fmul_window_rvv; fdsp->vector_fmul_add = ff_vector_fmul_add_rvv; fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_rvv; fdsp->butterflies_float = ff_butterflies_float_rvv; diff --git a/libavutil/riscv/float_dsp_rvv.S b/libavutil/riscv/float_dsp_rvv.S index fbd2777463..ce530f6108 100644 --- a/libavutil/riscv/float_dsp_rvv.S +++ b/libavutil/riscv/float_dsp_rvv.S @@ -74,6 +74,39 @@ NOHWF mv a2, a3 ret endfunc +func ff_vector_fmul_window_rvv, zve32f + // a0: dst, a1: src0, a2: src1, a3: window, a4: length + addi t0, a4, -1 + add t1, t0, a4 + sh2add a2, t0, a2 + sh2add t0, t1, a0 + sh2add t3, t1, a3 + li t1, -4 // byte stride +1: + vsetvli t2, a4, e32, m1, ta, ma + vle32.v v16, (a1) + slli t4, t2, 2 + vlse32.v v20, (a2), t1 + sub a4, a4, t2 + vle32.v v24, (a3) + add a1, a1, t4 + vlse32.v v28, (t3), t1 + sub a2, a2, t4 + vfmul.vv v0, v16, v28 + add a3, a3, t4 + vfmul.vv v8, v16, v24 + sub t3, t3, t4 + vfnmsac.vv v0, v20, v24 + vfmacc.vv v8, v20, v28 + vse32.v v0, (a0) + add a0, a0, t4 + vsse32.v v8, (t0), t1 + sub t0, t0, t4 + bnez a4, 1b + + ret +endfunc + // (a0) = (a1) * (a2) + (a3) [0..a4-1] func ff_vector_fmul_add_rvv, zve32f 1: