avcodec/mips: MSA (MIPS-SIMD-Arch) optimizations for idctdsp functions

This patch adds MSA (MIPS-SIMD-Arch) optimizations for idctdsp functions in new file idctdsp_msa.c and simple_idct_msa.c

Signed-off-by: Shivraj Patil <shivraj.patil@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

7 files changed, 820 insertions, 0 deletions

diff --git a/libavcodec/idctdsp.c b/libavcodec/idctdsp.c
index ae804d9..63e9b52 100644
--- a/libavcodec/idctdsp.c
+++ b/libavcodec/idctdsp.c
@@ -305,6 +305,8 @@ av_cold void ff_idctdsp_init(IDCTDSPContext *c, AVCodecContext *avctx)
         ff_idctdsp_init_ppc(c, avctx, high_bit_depth);
     if (ARCH_X86)
         ff_idctdsp_init_x86(c, avctx, high_bit_depth);
+    if (ARCH_MIPS)
+        ff_idctdsp_init_mips(c, avctx, high_bit_depth);
 
     ff_put_pixels_clamped = c->put_pixels_clamped;
     ff_add_pixels_clamped = c->add_pixels_clamped;
diff --git a/libavcodec/idctdsp.h b/libavcodec/idctdsp.h
index 538b716..b180a67 100644
--- a/libavcodec/idctdsp.h
+++ b/libavcodec/idctdsp.h
@@ -108,5 +108,7 @@ void ff_idctdsp_init_ppc(IDCTDSPContext *c, AVCodecContext *avctx,
                          unsigned high_bit_depth);
 void ff_idctdsp_init_x86(IDCTDSPContext *c, AVCodecContext *avctx,
                          unsigned high_bit_depth);
+void ff_idctdsp_init_mips(IDCTDSPContext *c, AVCodecContext *avctx,
+                          unsigned high_bit_depth);
 
 #endif /* AVCODEC_IDCTDSP_H */
diff --git a/libavcodec/mips/Makefile b/libavcodec/mips/Makefile
index 695ee36..5569a03 100644
--- a/libavcodec/mips/Makefile
+++ b/libavcodec/mips/Makefile
@@ -29,6 +29,7 @@ OBJS-$(CONFIG_QPELDSP)                    += mips/qpeldsp_init_mips.o
 OBJS-$(CONFIG_HPELDSP)                    += mips/hpeldsp_init_mips.o
 OBJS-$(CONFIG_BLOCKDSP)                   += mips/blockdsp_init_mips.o
 OBJS-$(CONFIG_PIXBLOCKDSP)                += mips/pixblockdsp_init_mips.o
+OBJS-$(CONFIG_IDCTDSP)                    += mips/idctdsp_init_mips.o
 OBJS-$(CONFIG_MPEGVIDEO)                  += mips/mpegvideo_init_mips.o
 OBJS-$(CONFIG_MPEGVIDEOENC)               += mips/mpegvideoencdsp_init_mips.o
 OBJS-$(CONFIG_ME_CMP)                     += mips/me_cmp_init_mips.o
@@ -50,6 +51,8 @@ MSA-OBJS-$(CONFIG_QPELDSP)                += mips/qpeldsp_msa.o
 MSA-OBJS-$(CONFIG_HPELDSP)                += mips/hpeldsp_msa.o
 MSA-OBJS-$(CONFIG_BLOCKDSP)               += mips/blockdsp_msa.o
 MSA-OBJS-$(CONFIG_PIXBLOCKDSP)            += mips/pixblockdsp_msa.o
+MSA-OBJS-$(CONFIG_IDCTDSP)                += mips/idctdsp_msa.o           \
+                                             mips/simple_idct_msa.o
 MSA-OBJS-$(CONFIG_MPEGVIDEO)              += mips/mpegvideo_msa.o
 MSA-OBJS-$(CONFIG_MPEGVIDEOENC)           += mips/mpegvideoencdsp_msa.o
 MSA-OBJS-$(CONFIG_ME_CMP)                 += mips/me_cmp_msa.o
diff --git a/libavcodec/mips/idctdsp_init_mips.c b/libavcodec/mips/idctdsp_init_mips.c
new file mode 100644
index 0000000..c964340
--- /dev/null
+++ b/libavcodec/mips/idctdsp_init_mips.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "idctdsp_mips.h"
+
+#if HAVE_MSA
+static av_cold void idctdsp_init_msa(IDCTDSPContext *c, AVCodecContext *avctx,
+                                     unsigned high_bit_depth)
+{
+    if ((avctx->lowres != 1) && (avctx->lowres != 2) && (avctx->lowres != 3) &&
+        (avctx->bits_per_raw_sample != 10) &&
+        (avctx->bits_per_raw_sample != 12) &&
+        (avctx->idct_algo == FF_IDCT_AUTO)) {
+                c->idct_put = ff_simple_idct_put_msa;
+                c->idct_add = ff_simple_idct_add_msa;
+                c->idct = ff_simple_idct_msa;
+                c->perm_type = FF_IDCT_PERM_NONE;
+    }
+
+    c->put_pixels_clamped = ff_put_pixels_clamped_msa;
+    c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_msa;
+    c->add_pixels_clamped = ff_add_pixels_clamped_msa;
+}
+#endif  // #if HAVE_MSA
+
+void ff_idctdsp_init_mips(IDCTDSPContext *c, AVCodecContext *avctx,
+                          unsigned high_bit_depth)
+{
+#if HAVE_MSA
+    idctdsp_init_msa(c, avctx, high_bit_depth);
+#endif  // #if HAVE_MSA
+}
diff --git a/libavcodec/mips/idctdsp_mips.h b/libavcodec/mips/idctdsp_mips.h
new file mode 100644
index 0000000..191652e
--- /dev/null
+++ b/libavcodec/mips/idctdsp_mips.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_MIPS_IDCTDSP_MIPS_H
+#define AVCODEC_MIPS_IDCTDSP_MIPS_H
+
+#include "../mpegvideo.h"
+
+void ff_put_pixels_clamped_msa(const int16_t *block,
+                               uint8_t *av_restrict pixels,
+                               ptrdiff_t line_size);
+void ff_put_signed_pixels_clamped_msa(const int16_t *block,
+                                      uint8_t *av_restrict pixels,
+                                      ptrdiff_t line_size);
+void ff_add_pixels_clamped_msa(const int16_t *block,
+                               uint8_t *av_restrict pixels,
+                               ptrdiff_t line_size);
+void ff_j_rev_dct_msa(int16_t *data);
+void ff_jref_idct_put_msa(uint8_t *dest, int32_t stride, int16_t *block);
+void ff_jref_idct_add_msa(uint8_t *dest, int32_t stride, int16_t *block);
+void ff_simple_idct_msa(int16_t *block);
+void ff_simple_idct_put_msa(uint8_t *dest, int32_t stride_dst, int16_t *block);
+void ff_simple_idct_add_msa(uint8_t *dest, int32_t stride_dst, int16_t *block);
+
+#endif  // #ifndef AVCODEC_MIPS_IDCTDSP_MIPS_H
diff --git a/libavcodec/mips/idctdsp_msa.c b/libavcodec/mips/idctdsp_msa.c
new file mode 100644
index 0000000..b29e420
--- /dev/null
+++ b/libavcodec/mips/idctdsp_msa.c
@@ -0,0 +1,149 @@
+/*
+ * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/mips/generic_macros_msa.h"
+#include "idctdsp_mips.h"
+
+static void put_pixels_clamped_msa(const int16_t *block, uint8_t *pixels,
+                                   int32_t stride)
+{
+    uint64_t in0_d, in1_d, in2_d, in3_d, in4_d, in5_d, in6_d, in7_d;
+    v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
+
+    LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
+    CLIP_SH4_0_255(in0, in1, in2, in3);
+    CLIP_SH4_0_255(in4, in5, in6, in7);
+    PCKEV_B4_SH(in0, in0, in1, in1, in2, in2, in3, in3, in0, in1, in2, in3);
+    PCKEV_B4_SH(in4, in4, in5, in5, in6, in6, in7, in7, in4, in5, in6, in7);
+
+    in0_d = __msa_copy_u_d((v2i64) in0, 0);
+    in1_d = __msa_copy_u_d((v2i64) in1, 0);
+    in2_d = __msa_copy_u_d((v2i64) in2, 0);
+    in3_d = __msa_copy_u_d((v2i64) in3, 0);
+    in4_d = __msa_copy_u_d((v2i64) in4, 0);
+    in5_d = __msa_copy_u_d((v2i64) in5, 0);
+    in6_d = __msa_copy_u_d((v2i64) in6, 0);
+    in7_d = __msa_copy_u_d((v2i64) in7, 0);
+    SD4(in0_d, in1_d, in2_d, in3_d, pixels, stride);
+    pixels += 4 * stride;
+    SD4(in4_d, in5_d, in6_d, in7_d, pixels, stride);
+}
+
+static void put_signed_pixels_clamped_msa(const int16_t *block, uint8_t *pixels,
+                                          int32_t stride)
+{
+    uint64_t in0_d, in1_d, in2_d, in3_d, in4_d, in5_d, in6_d, in7_d;
+    v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
+
+    LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
+
+    in0 += 128;
+    in1 += 128;
+    in2 += 128;
+    in3 += 128;
+    in4 += 128;
+    in5 += 128;
+    in6 += 128;
+    in7 += 128;
+
+    CLIP_SH4_0_255(in0, in1, in2, in3);
+    CLIP_SH4_0_255(in4, in5, in6, in7);
+    PCKEV_B4_SH(in0, in0, in1, in1, in2, in2, in3, in3, in0, in1, in2, in3);
+    PCKEV_B4_SH(in4, in4, in5, in5, in6, in6, in7, in7, in4, in5, in6, in7);
+
+    in0_d = __msa_copy_u_d((v2i64) in0, 0);
+    in1_d = __msa_copy_u_d((v2i64) in1, 0);
+    in2_d = __msa_copy_u_d((v2i64) in2, 0);
+    in3_d = __msa_copy_u_d((v2i64) in3, 0);
+    in4_d = __msa_copy_u_d((v2i64) in4, 0);
+    in5_d = __msa_copy_u_d((v2i64) in5, 0);
+    in6_d = __msa_copy_u_d((v2i64) in6, 0);
+    in7_d = __msa_copy_u_d((v2i64) in7, 0);
+    SD4(in0_d, in1_d, in2_d, in3_d, pixels, stride);
+    pixels += 4 * stride;
+    SD4(in4_d, in5_d, in6_d, in7_d, pixels, stride);
+}
+
+static void add_pixels_clamped_msa(const int16_t *block, uint8_t *pixels,
+                                   int32_t stride)
+{
+    uint64_t in0_d, in1_d, in2_d, in3_d, in4_d, in5_d, in6_d, in7_d;
+    v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
+    v16u8 pix_in0, pix_in1, pix_in2, pix_in3;
+    v16u8 pix_in4, pix_in5, pix_in6, pix_in7;
+    v8u16 pix0, pix1, pix2, pix3, pix4, pix5, pix6, pix7;
+    v8i16 zero = { 0 };
+
+    LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
+    LD_UB8(pixels, stride, pix_in0, pix_in1, pix_in2,
+           pix_in3, pix_in4, pix_in5, pix_in6, pix_in7);
+
+    ILVR_B4_UH(zero, pix_in0, zero, pix_in1, zero, pix_in2, zero, pix_in3,
+               pix0, pix1, pix2, pix3);
+    ILVR_B4_UH(zero, pix_in4, zero, pix_in5, zero, pix_in6, zero, pix_in7,
+               pix4, pix5, pix6, pix7);
+
+    in0 += (v8i16) pix0;
+    in1 += (v8i16) pix1;
+    in2 += (v8i16) pix2;
+    in3 += (v8i16) pix3;
+    in4 += (v8i16) pix4;
+    in5 += (v8i16) pix5;
+    in6 += (v8i16) pix6;
+    in7 += (v8i16) pix7;
+
+    CLIP_SH4_0_255(in0, in1, in2, in3);
+    CLIP_SH4_0_255(in4, in5, in6, in7);
+    PCKEV_B4_SH(in0, in0, in1, in1, in2, in2, in3, in3, in0, in1, in2, in3);
+    PCKEV_B4_SH(in4, in4, in5, in5, in6, in6, in7, in7, in4, in5, in6, in7);
+
+    in0_d = __msa_copy_u_d((v2i64) in0, 0);
+    in1_d = __msa_copy_u_d((v2i64) in1, 0);
+    in2_d = __msa_copy_u_d((v2i64) in2, 0);
+    in3_d = __msa_copy_u_d((v2i64) in3, 0);
+    in4_d = __msa_copy_u_d((v2i64) in4, 0);
+    in5_d = __msa_copy_u_d((v2i64) in5, 0);
+    in6_d = __msa_copy_u_d((v2i64) in6, 0);
+    in7_d = __msa_copy_u_d((v2i64) in7, 0);
+    SD4(in0_d, in1_d, in2_d, in3_d, pixels, stride);
+    pixels += 4 * stride;
+    SD4(in4_d, in5_d, in6_d, in7_d, pixels, stride);
+}
+
+void ff_put_pixels_clamped_msa(const int16_t *block,
+                               uint8_t *av_restrict pixels,
+                               ptrdiff_t line_size)
+{
+    put_pixels_clamped_msa(block, pixels, line_size);
+}
+
+void ff_put_signed_pixels_clamped_msa(const int16_t *block,
+                                      uint8_t *av_restrict pixels,
+                                      ptrdiff_t line_size)
+{
+    put_signed_pixels_clamped_msa(block, pixels, line_size);
+}
+
+void ff_add_pixels_clamped_msa(const int16_t *block,
+                               uint8_t *av_restrict pixels,
+                               ptrdiff_t line_size)
+{
+    add_pixels_clamped_msa(block, pixels, line_size);
+}
diff --git a/libavcodec/mips/simple_idct_msa.c b/libavcodec/mips/simple_idct_msa.c
new file mode 100644
index 0000000..bd8b310
--- /dev/null
+++ b/libavcodec/mips/simple_idct_msa.c
@@ -0,0 +1,573 @@
+/*
+ * Copyright (c) 2015 Parag Salasakar (Parag.Salasakar@imgtec.com)
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/mips/generic_macros_msa.h"
+#include "idctdsp_mips.h"
+
+static void simple_idct_msa(int16_t *block)
+{
+    int32_t const_val;
+    v8i16 weights = { 0, 22725, 21407, 19266, 16383, 12873, 8867, 4520 };
+    v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
+    v8i16 w1, w3, w5, w7;
+    v8i16 const0, const1, const2, const3, const4, const5, const6, const7;
+    v4i32 temp0_r, temp1_r, temp2_r, temp3_r;
+    v4i32 temp0_l, temp1_l, temp2_l, temp3_l;
+    v4i32 a0_r, a1_r, a2_r, a3_r, a0_l, a1_l, a2_l, a3_l;
+    v4i32 b0_r, b1_r, b2_r, b3_r, b0_l, b1_l, b2_l, b3_l;
+    v4i32 w2, w4, w6;
+    v8i16 select_vec, temp;
+    v8i16 zero = { 0 };
+    v4i32 const_val0 = __msa_ldi_w(1);
+    v4i32 const_val1 = __msa_ldi_w(1);
+
+    LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
+    const_val0 <<= 10;
+    const_val = 16383 * ((1 << 19) / 16383);
+    const_val1 = __msa_insert_w(const_val0, 0, const_val);
+    const_val1 = __msa_splati_w(const_val1, 0);
+    TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
+                       in0, in1, in2, in3, in4, in5, in6, in7);
+    select_vec = in1 | in2 | in3 | in4 | in5 | in6 | in7;
+    select_vec = __msa_clti_u_h((v8u16) select_vec, 1);
+    UNPCK_SH_SW(in0, a0_r, a0_l);
+    UNPCK_SH_SW(in2, temp3_r, temp3_l);
+    temp = in0 << 3;
+    w2 = (v4i32) __msa_splati_h(weights, 2);
+    w2 = (v4i32) __msa_ilvr_h(zero, (v8i16) w2);
+    w4 = (v4i32) __msa_splati_h(weights, 4);
+    w4 = (v4i32) __msa_ilvr_h(zero, (v8i16) w4);
+    w6 = (v4i32) __msa_splati_h(weights, 6);
+    w6 = (v4i32) __msa_ilvr_h(zero, (v8i16) w6);
+    MUL2(a0_r, w4, a0_l, w4, a0_r, a0_l);
+    ADD2(a0_r, const_val0, a0_l, const_val0, temp0_r, temp0_l);
+    MUL4(w2, temp3_r, w2, temp3_l, w6, temp3_r, w6, temp3_l,
+         temp1_r, temp1_l, temp2_r, temp2_l);
+    BUTTERFLY_8(temp0_r, temp0_l, temp0_r, temp0_l,
+                temp2_l, temp2_r, temp1_l, temp1_r,
+                a0_r, a0_l, a1_r, a1_l, a2_l, a2_r, a3_l, a3_r);
+    UNPCK_SH_SW(in4, temp0_r, temp0_l);
+    UNPCK_SH_SW(in6, temp3_r, temp3_l);
+    MUL2(temp0_r, w4, temp0_l, w4, temp0_r, temp0_l);
+    MUL4(w2, temp3_r, w2, temp3_l, w6, temp3_r, w6, temp3_l,
+         temp2_r, temp2_l, temp1_r, temp1_l);
+    ADD2(a0_r, temp0_r, a0_l, temp0_l, a0_r, a0_l);
+    SUB4(a1_r, temp0_r, a1_l, temp0_l, a2_r, temp0_r, a2_l, temp0_l,
+         a1_r, a1_l, a2_r, a2_l);
+    ADD4(a3_r, temp0_r, a3_l, temp0_l, a0_r, temp1_r, a0_l, temp1_l,
+         a3_r, a3_l, a0_r, a0_l);
+    SUB2(a1_r, temp2_r, a1_l, temp2_l, a1_r, a1_l);
+    ADD2(a2_r, temp2_r, a2_l, temp2_l, a2_r, a2_l);
+    SUB2(a3_r, temp1_r, a3_l, temp1_l, a3_r, a3_l);
+    ILVRL_H2_SW(in1, in3, b3_r, b3_l);
+    SPLATI_H4_SH(weights, 1, 3, 5, 7, w1, w3, w5, w7);
+    ILVRL_H2_SW(in5, in7, temp0_r, temp0_l);
+    ILVR_H4_SH(w1, w3, w3, -w7, w5, -w1, w7, -w5,
+               const0, const1, const2, const3);
+    ILVR_H2_SH(w5, w7, w7, w3, const4, const6);
+    const5 = __msa_ilvod_h(-w1, -w5);
+    const7 = __msa_ilvod_h(w3, -w1);
+    DOTP_SH4_SW(b3_r, b3_r, b3_r, b3_r, const0, const1, const2, const3,
+                b0_r, b1_r, b2_r, b3_r);
+    DPADD_SH4_SW(temp0_r, temp0_r, temp0_r, temp0_r,
+                 const4, const5, const6, const7, b0_r, b1_r, b2_r, b3_r);
+    DOTP_SH4_SW(b3_l, b3_l, b3_l, b3_l, const0, const1, const2, const3,
+                b0_l, b1_l, b2_l, b3_l);
+    DPADD_SH4_SW(temp0_l, temp0_l, temp0_l, temp0_l,
+                 const4, const5, const6, const7, b0_l, b1_l, b2_l, b3_l);
+    BUTTERFLY_16(a0_r, a0_l, a1_r, a1_l, a2_r, a2_l, a3_r, a3_l,
+                 b3_l, b3_r, b2_l, b2_r, b1_l, b1_r, b0_l, b0_r,
+                 temp0_r, temp0_l, temp1_r, temp1_l,
+                 temp2_r, temp2_l, temp3_r, temp3_l,
+                 a3_l, a3_r, a2_l, a2_r, a1_l, a1_r, a0_l, a0_r);
+    SRA_4V(temp0_r, temp0_l, temp1_r, temp1_l, 11);
+    SRA_4V(temp2_r, temp2_l, temp3_r, temp3_l, 11);
+    PCKEV_H4_SW(temp0_l, temp0_r, temp1_l, temp1_r,
+                temp2_l, temp2_r, temp3_l, temp3_r,
+                temp0_r, temp1_r, temp2_r, temp3_r);
+    in0 = (v8i16) __msa_bmnz_v((v16u8) temp0_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in1 = (v8i16) __msa_bmnz_v((v16u8) temp1_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in2 = (v8i16) __msa_bmnz_v((v16u8) temp2_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in3 = (v8i16) __msa_bmnz_v((v16u8) temp3_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    SRA_4V(a3_r, a3_l, a2_r, a2_l, 11);
+    SRA_4V(a1_r, a1_l, a0_r, a0_l, 11);
+    PCKEV_H4_SW(a0_l, a0_r, a1_l, a1_r, a2_l, a2_r, a3_l, a3_r,
+                a0_r, a1_r, a2_r, a3_r);
+    in4 = (v8i16) __msa_bmnz_v((v16u8) a3_r, (v16u8) temp, (v16u8) select_vec);
+    in5 = (v8i16) __msa_bmnz_v((v16u8) a2_r, (v16u8) temp, (v16u8) select_vec);
+    in6 = (v8i16) __msa_bmnz_v((v16u8) a1_r, (v16u8) temp, (v16u8) select_vec);
+    in7 = (v8i16) __msa_bmnz_v((v16u8) a0_r, (v16u8) temp, (v16u8) select_vec);
+    TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
+                       in0, in1, in2, in3, in4, in5, in6, in7);
+
+    UNPCK_SH_SW(in0, a0_r, a0_l);
+    UNPCK_SH_SW(in2, temp3_r, temp3_l);
+    w2 = (v4i32) __msa_splati_h(weights, 2);
+    w2 = (v4i32) __msa_ilvr_h(zero, (v8i16) w2);
+    w4 = (v4i32) __msa_splati_h(weights, 4);
+    w4 = (v4i32) __msa_ilvr_h(zero, (v8i16) w4);
+    w6 = (v4i32) __msa_splati_h(weights, 6);
+    w6 = (v4i32) __msa_ilvr_h(zero, (v8i16) w6);
+    MUL2(a0_r, w4, a0_l, w4, a0_r, a0_l);
+    ADD2(a0_r, const_val1, a0_l, const_val1, temp0_r, temp0_l);
+    MUL4(w2, temp3_r, w2, temp3_l, w6, temp3_r, w6, temp3_l,
+         temp1_r, temp1_l, temp2_r, temp2_l);
+    BUTTERFLY_8(temp0_r, temp0_l, temp0_r, temp0_l,
+                temp2_l, temp2_r, temp1_l, temp1_r,
+                a0_r, a0_l, a1_r, a1_l, a2_l, a2_r, a3_l, a3_r);
+    UNPCK_SH_SW(in4, temp0_r, temp0_l);
+    UNPCK_SH_SW(in6, temp3_r, temp3_l);
+    MUL2(temp0_r, w4, temp0_l, w4, temp0_r, temp0_l);
+    MUL4(w2, temp3_r, w2, temp3_l, w6, temp3_r, w6, temp3_l,
+         temp2_r, temp2_l, temp1_r, temp1_l);
+    ADD2(a0_r, temp0_r, a0_l, temp0_l, a0_r, a0_l);
+    SUB4(a1_r, temp0_r, a1_l, temp0_l, a2_r, temp0_r, a2_l, temp0_l,
+         a1_r, a1_l, a2_r, a2_l);
+    ADD4(a3_r, temp0_r, a3_l, temp0_l, a0_r, temp1_r, a0_l, temp1_l,
+         a3_r, a3_l, a0_r, a0_l);
+    SUB2(a1_r, temp2_r, a1_l, temp2_l, a1_r, a1_l);
+    ADD2(a2_r, temp2_r, a2_l, temp2_l, a2_r, a2_l);
+    SUB2(a3_r, temp1_r, a3_l, temp1_l, a3_r, a3_l);
+    ILVRL_H2_SW(in1, in3, b3_r, b3_l);
+    SPLATI_H4_SH(weights, 1, 3, 5, 7, w1, w3, w5, w7);
+    ILVR_H4_SH(w1, w3, w3, -w7, w5, -w1, w7, -w5,
+               const0, const1, const2, const3);
+    DOTP_SH4_SW(b3_r, b3_r, b3_r, b3_r, const0, const1, const2, const3,
+                b0_r, b1_r, b2_r, b3_r);
+    DOTP_SH4_SW(b3_l, b3_l, b3_l, b3_l, const0, const1, const2, const3,
+                b0_l, b1_l, b2_l, b3_l);
+    ILVRL_H2_SW(in5, in7, temp0_r, temp0_l);
+    ILVR_H2_SH(w5, w7, w7, w3, const4, const6);
+    const5 = __msa_ilvod_h(-w1, -w5);
+    const7 = __msa_ilvod_h(w3, -w1);
+    DPADD_SH4_SW(temp0_r, temp0_r, temp0_r, temp0_r,
+                 const4, const5, const6, const7, b0_r, b1_r, b2_r, b3_r);
+    DPADD_SH4_SW(temp0_l, temp0_l, temp0_l, temp0_l,
+                 const4, const5, const6, const7, b0_l, b1_l, b2_l, b3_l);
+    BUTTERFLY_16(a0_r, a0_l, a1_r, a1_l, a2_r, a2_l, a3_r, a3_l,
+                 b3_l, b3_r, b2_l, b2_r, b1_l, b1_r, b0_l, b0_r,
+                 temp0_r, temp0_l, temp1_r, temp1_l,
+                 temp2_r, temp2_l, temp3_r, temp3_l,
+                 a3_l, a3_r, a2_l, a2_r, a1_l, a1_r, a0_l, a0_r);
+    SRA_4V(temp0_r, temp0_l, temp1_r, temp1_l, 20);
+    SRA_4V(temp2_r, temp2_l, temp3_r, temp3_l, 20);
+    PCKEV_H4_SW(temp0_l, temp0_r, temp1_l, temp1_r, temp2_l, temp2_r,
+                temp3_l, temp3_r, temp0_r, temp1_r, temp2_r, temp3_r);
+    SRA_4V(a3_r, a3_l, a2_r, a2_l, 20);
+    SRA_4V(a1_r, a1_l, a0_r, a0_l, 20);
+    PCKEV_H4_SW(a0_l, a0_r, a1_l, a1_r, a2_l, a2_r, a3_l, a3_r,
+                a0_r, a1_r, a2_r, a3_r);
+    ST_SW8(temp0_r, temp1_r, temp2_r, temp3_r, a3_r, a2_r, a1_r, a0_r,
+           block, 8);
+}
+
+static void simple_idct_put_msa(uint8_t *dst, int32_t dst_stride,
+                                int16_t *block)
+{
+    int32_t const_val;
+    uint64_t tmp0, tmp1, tmp2, tmp3;
+    v8i16 weights = { 0, 22725, 21407, 19266, 16383, 12873, 8867, 4520 };
+    v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
+    v8i16 w1, w3, w5, w7;
+    v8i16 const0, const1, const2, const3, const4, const5, const6, const7;
+    v4i32 temp0_r, temp1_r, temp2_r, temp3_r;
+    v4i32 temp0_l, temp1_l, temp2_l, temp3_l;
+    v4i32 a0_r, a1_r, a2_r, a3_r, a0_l, a1_l, a2_l, a3_l;
+    v4i32 b0_r, b1_r, b2_r, b3_r, b0_l, b1_l, b2_l, b3_l;
+    v4i32 w2, w4, w6;
+    v8i16 select_vec, temp;
+    v8i16 zero = { 0 };
+    v4i32 const_val0 = __msa_ldi_w(1);
+    v4i32 const_val1 = __msa_ldi_w(1);
+
+    LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
+    const_val0 <<= 10;
+    const_val = 16383 * ((1 << 19) / 16383);
+    const_val1 = __msa_insert_w(const_val0, 0, const_val);
+    const_val1 = __msa_splati_w(const_val1, 0);
+    TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
+                       in0, in1, in2, in3, in4, in5, in6, in7);
+    select_vec = in1 | in2 | in3 | in4 | in5 | in6 | in7;
+    select_vec = __msa_clti_u_h((v8u16) select_vec, 1);
+    UNPCK_SH_SW(in0, a0_r, a0_l);
+    UNPCK_SH_SW(in2, temp3_r, temp3_l);
+    temp = in0 << 3;
+    w2 = (v4i32) __msa_splati_h(weights, 2);
+    w2 = (v4i32) __msa_ilvr_h(zero, (v8i16) w2);
+    w4 = (v4i32) __msa_splati_h(weights, 4);
+    w4 = (v4i32) __msa_ilvr_h(zero, (v8i16) w4);
+    w6 = (v4i32) __msa_splati_h(weights, 6);
+    w6 = (v4i32) __msa_ilvr_h(zero, (v8i16) w6);
+    MUL2(a0_r, w4, a0_l, w4, a0_r, a0_l);
+    ADD2(a0_r, const_val0, a0_l, const_val0, temp0_r, temp0_l);
+    MUL2(w2, temp3_r, w2, temp3_l, temp1_r, temp1_l);
+    MUL2(w6, temp3_r, w6, temp3_l, temp2_r, temp2_l);
+    BUTTERFLY_8(temp0_r, temp0_l, temp0_r, temp0_l,
+                temp2_l, temp2_r, temp1_l, temp1_r,
+                a0_r, a0_l, a1_r, a1_l, a2_l, a2_r, a3_l, a3_r);
+    UNPCK_SH_SW(in4, temp0_r, temp0_l);
+    UNPCK_SH_SW(in6, temp3_r, temp3_l);
+    MUL2(temp0_r, w4, temp0_l, w4, temp0_r, temp0_l);
+    MUL2(w2, temp3_r, w2, temp3_l, temp2_r, temp2_l);
+    MUL2(w6, temp3_r, w6, temp3_l, temp1_r, temp1_l);
+    ADD2(a0_r, temp0_r, a0_l, temp0_l, a0_r, a0_l);
+    SUB2(a1_r, temp0_r, a1_l, temp0_l, a1_r, a1_l);
+    SUB2(a2_r, temp0_r, a2_l, temp0_l, a2_r, a2_l);
+    ADD2(a3_r, temp0_r, a3_l, temp0_l, a3_r, a3_l);
+    ADD2(a0_r, temp1_r, a0_l, temp1_l, a0_r, a0_l);
+    SUB2(a1_r, temp2_r, a1_l, temp2_l, a1_r, a1_l);
+    ADD2(a2_r, temp2_r, a2_l, temp2_l, a2_r, a2_l);
+    SUB2(a3_r, temp1_r, a3_l, temp1_l, a3_r, a3_l);
+    ILVRL_H2_SW(in1, in3, b3_r, b3_l);
+    SPLATI_H4_SH(weights, 1, 3, 5, 7, w1, w3, w5, w7);
+    ILVRL_H2_SW(in5, in7, temp0_r, temp0_l);
+    ILVR_H4_SH(w1, w3, w3, -w7, w5, -w1, w7, -w5,
+               const0, const1, const2, const3);
+    ILVR_H2_SH(w5, w7, w7, w3, const4, const6);
+    const5 = __msa_ilvod_h(-w1, -w5);
+    const7 = __msa_ilvod_h(w3, -w1);
+    DOTP_SH4_SW(b3_r, b3_r, b3_r, b3_r, const0, const1, const2, const3,
+                b0_r, b1_r, b2_r, b3_r);
+    DPADD_SH4_SW(temp0_r, temp0_r, temp0_r, temp0_r,
+                 const4, const5, const6, const7, b0_r, b1_r, b2_r, b3_r);
+    DOTP_SH4_SW(b3_l, b3_l, b3_l, b3_l, const0, const1, const2, const3,
+                b0_l, b1_l, b2_l, b3_l);
+    DPADD_SH4_SW(temp0_l, temp0_l, temp0_l, temp0_l,
+                 const4, const5, const6, const7, b0_l, b1_l, b2_l, b3_l);
+    BUTTERFLY_16(a0_r, a0_l, a1_r, a1_l, a2_r, a2_l, a3_r, a3_l,
+                 b3_l, b3_r, b2_l, b2_r, b1_l, b1_r, b0_l, b0_r,
+                 temp0_r, temp0_l, temp1_r, temp1_l,
+                 temp2_r, temp2_l, temp3_r, temp3_l,
+                 a3_l, a3_r, a2_l, a2_r, a1_l, a1_r, a0_l, a0_r);
+    SRA_4V(temp0_r, temp0_l, temp1_r, temp1_l, 11);
+    SRA_4V(temp2_r, temp2_l, temp3_r, temp3_l, 11);
+    PCKEV_H4_SW(temp0_l, temp0_r, temp1_l, temp1_r,
+                temp2_l, temp2_r, temp3_l, temp3_r,
+                temp0_r, temp1_r, temp2_r, temp3_r);
+    in0 = (v8i16) __msa_bmnz_v((v16u8) temp0_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in1 = (v8i16) __msa_bmnz_v((v16u8) temp1_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in2 = (v8i16) __msa_bmnz_v((v16u8) temp2_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in3 = (v8i16) __msa_bmnz_v((v16u8) temp3_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    SRA_4V(a3_r, a3_l, a2_r, a2_l, 11);
+    SRA_4V(a1_r, a1_l, a0_r, a0_l, 11);
+    PCKEV_H4_SW(a0_l, a0_r, a1_l, a1_r, a2_l, a2_r, a3_l, a3_r,
+                a0_r, a1_r, a2_r, a3_r);
+    in4 = (v8i16) __msa_bmnz_v((v16u8) a3_r, (v16u8) temp, (v16u8) select_vec);
+    in5 = (v8i16) __msa_bmnz_v((v16u8) a2_r, (v16u8) temp, (v16u8) select_vec);
+    in6 = (v8i16) __msa_bmnz_v((v16u8) a1_r, (v16u8) temp, (v16u8) select_vec);
+    in7 = (v8i16) __msa_bmnz_v((v16u8) a0_r, (v16u8) temp, (v16u8) select_vec);
+    TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
+                       in0, in1, in2, in3, in4, in5, in6, in7);
+    UNPCK_SH_SW(in0, a0_r, a0_l);
+    UNPCK_SH_SW(in2, temp3_r, temp3_l);
+    w2 = (v4i32) __msa_splati_h(weights, 2);
+    w2 = (v4i32) __msa_ilvr_h(zero, (v8i16) w2);
+    w4 = (v4i32) __msa_splati_h(weights, 4);
+    w4 = (v4i32) __msa_ilvr_h(zero, (v8i16) w4);
+    w6 = (v4i32) __msa_splati_h(weights, 6);
+    w6 = (v4i32) __msa_ilvr_h(zero, (v8i16) w6);
+    MUL2(a0_r, w4, a0_l, w4, a0_r, a0_l);
+    ADD2(a0_r, const_val1, a0_l, const_val1, temp0_r, temp0_l);
+    MUL2(w2, temp3_r, w2, temp3_l, temp1_r, temp1_l);
+    MUL2(w6, temp3_r, w6, temp3_l, temp2_r, temp2_l);
+    BUTTERFLY_8(temp0_r, temp0_l, temp0_r, temp0_l,
+                temp2_l, temp2_r, temp1_l, temp1_r,
+                a0_r, a0_l, a1_r, a1_l, a2_l, a2_r, a3_l, a3_r);
+    UNPCK_SH_SW(in4, temp0_r, temp0_l);
+    UNPCK_SH_SW(in6, temp3_r, temp3_l);
+    MUL2(temp0_r, w4, temp0_l, w4, temp0_r, temp0_l);
+    MUL2(w2, temp3_r, w2, temp3_l, temp2_r, temp2_l);
+    MUL2(w6, temp3_r, w6, temp3_l, temp1_r, temp1_l);
+    ADD2(a0_r, temp0_r, a0_l, temp0_l, a0_r, a0_l);
+    SUB2(a1_r, temp0_r, a1_l, temp0_l, a1_r, a1_l);
+    SUB2(a2_r, temp0_r, a2_l, temp0_l, a2_r, a2_l);
+    ADD2(a3_r, temp0_r, a3_l, temp0_l, a3_r, a3_l);
+    ADD2(a0_r, temp1_r, a0_l, temp1_l, a0_r, a0_l);
+    SUB2(a1_r, temp2_r, a1_l, temp2_l, a1_r, a1_l);
+    ADD2(a2_r, temp2_r, a2_l, temp2_l, a2_r, a2_l);
+    SUB2(a3_r, temp1_r, a3_l, temp1_l, a3_r, a3_l);
+    ILVRL_H2_SW(in1, in3, b3_r, b3_l);
+    SPLATI_H4_SH(weights, 1, 3, 5, 7, w1, w3, w5, w7);
+    ILVR_H4_SH(w1, w3, w3, -w7, w5, -w1, w7, -w5,
+               const0, const1, const2, const3);
+    DOTP_SH4_SW(b3_r, b3_r, b3_r, b3_r, const0, const1, const2, const3,
+                b0_r, b1_r, b2_r, b3_r);
+    DOTP_SH4_SW(b3_l, b3_l, b3_l, b3_l, const0, const1, const2, const3,
+                b0_l, b1_l, b2_l, b3_l);
+    ILVRL_H2_SW(in5, in7, temp0_r, temp0_l);
+    ILVR_H2_SH(w5, w7, w7, w3, const4, const6);
+    const5 = __msa_ilvod_h(-w1, -w5);
+    const7 = __msa_ilvod_h(w3, -w1);
+    DPADD_SH4_SW(temp0_r, temp0_r, temp0_r, temp0_r,
+                 const4, const5, const6, const7, b0_r, b1_r, b2_r, b3_r);
+    DPADD_SH4_SW(temp0_l, temp0_l, temp0_l, temp0_l,
+                 const4, const5, const6, const7, b0_l, b1_l, b2_l, b3_l);
+    BUTTERFLY_16(a0_r, a0_l, a1_r, a1_l, a2_r, a2_l, a3_r, a3_l,
+                 b3_l, b3_r, b2_l, b2_r, b1_l, b1_r, b0_l, b0_r,
+                 temp0_r, temp0_l, temp1_r, temp1_l,
+                 temp2_r, temp2_l, temp3_r, temp3_l,
+                 a3_l, a3_r, a2_l, a2_r, a1_l, a1_r, a0_l, a0_r);
+    SRA_4V(temp0_r, temp0_l, temp1_r, temp1_l, 20);
+    SRA_4V(temp2_r, temp2_l, temp3_r, temp3_l, 20);
+    SRA_4V(a3_r, a3_l, a2_r, a2_l, 20);
+    SRA_4V(a1_r, a1_l, a0_r, a0_l, 20);
+    PCKEV_H4_SW(temp0_l, temp0_r, temp1_l, temp1_r, temp2_l, temp2_r,
+                temp3_l, temp3_r, temp0_r, temp1_r, temp2_r, temp3_r);
+    PCKEV_H4_SW(a0_l, a0_r, a1_l, a1_r, a2_l, a2_r, a3_l, a3_r,
+                a0_r, a1_r, a2_r, a3_r);
+    temp0_r = (v4i32) CLIP_SH_0_255(temp0_r);
+    temp1_r = (v4i32) CLIP_SH_0_255(temp1_r);
+    temp2_r = (v4i32) CLIP_SH_0_255(temp2_r);
+    temp3_r = (v4i32) CLIP_SH_0_255(temp3_r);
+    PCKEV_B4_SW(temp0_r, temp0_r, temp1_r, temp1_r,
+                temp2_r, temp2_r, temp3_r, temp3_r,
+                temp0_r, temp1_r, temp2_r, temp3_r);
+    tmp0 = __msa_copy_u_d((v2i64) temp0_r, 1);
+    tmp1 = __msa_copy_u_d((v2i64) temp1_r, 1);
+    tmp2 = __msa_copy_u_d((v2i64) temp2_r, 1);
+    tmp3 = __msa_copy_u_d((v2i64) temp3_r, 1);
+    SD4(tmp0, tmp1, tmp2, tmp3, dst, dst_stride);
+    dst += 4 * dst_stride;
+    a0_r = (v4i32) CLIP_SH_0_255(a0_r);
+    a1_r = (v4i32) CLIP_SH_0_255(a1_r);
+    a2_r = (v4i32) CLIP_SH_0_255(a2_r);
+    a3_r = (v4i32) CLIP_SH_0_255(a3_r);
+    PCKEV_B4_SW(a0_r, a0_r, a1_r, a1_r,
+                a2_r, a2_r, a3_r, a3_r, a0_r, a1_r, a2_r, a3_r);
+    tmp3 = __msa_copy_u_d((v2i64) a0_r, 1);
+    tmp2 = __msa_copy_u_d((v2i64) a1_r, 1);
+    tmp1 = __msa_copy_u_d((v2i64) a2_r, 1);
+    tmp0 = __msa_copy_u_d((v2i64) a3_r, 1);
+    SD4(tmp0, tmp1, tmp2, tmp3, dst, dst_stride);
+    dst += 4 * dst_stride;
+}
+
+static void simple_idct_add_msa(uint8_t *dst, int32_t dst_stride,
+                                int16_t *block)
+{
+    int32_t const_val;
+    uint64_t tmp0, tmp1, tmp2, tmp3;
+    v8i16 weights = { 0, 22725, 21407, 19266, 16383, 12873, 8867, 4520 };
+    v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
+    v8i16 w1, w3, w5, w7;
+    v8i16 const0, const1, const2, const3, const4, const5, const6, const7;
+    v4i32 temp0_r, temp1_r, temp2_r, temp3_r;
+    v4i32 temp4_r, temp5_r, temp6_r, temp7_r, temp8_r;
+    v4i32 temp0_l, temp1_l, temp2_l, temp3_l;
+    v4i32 temp4_l, temp5_l, temp6_l, temp7_l, temp8_l;
+    v4i32 a0_r, a1_r, a2_r, a3_r, a0_l, a1_l, a2_l, a3_l;
+    v4i32 b0_r, b1_r, b2_r, b3_r, b0_l, b1_l, b2_l, b3_l;
+    v4i32 w2, w4, w6;
+    v8i16 select_vec, temp;
+    v8i16 zero = { 0 };
+    v4i32 const_val0 = __msa_ldi_w(1);
+    v4i32 const_val1 = __msa_ldi_w(1);
+
+    const_val0 <<= 10;
+    const_val = 16383 * ((1 << 19) / 16383);
+    const_val1 = __msa_insert_w(const_val0, 0, const_val);
+    const_val1 = __msa_splati_w(const_val1, 0);
+    LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
+    TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
+                       in0, in1, in2, in3, in4, in5, in6, in7);
+
+    select_vec = in1 | in2 | in3 | in4 | in5 | in6 | in7;
+    select_vec = __msa_clti_u_h((v8u16) select_vec, 1);
+    UNPCK_SH_SW(in0, a0_r, a0_l);
+    UNPCK_SH_SW(in2, temp3_r, temp3_l);
+    ILVRL_H2_SW(in1, in3, b3_r, b3_l);
+    UNPCK_SH_SW(in4, temp4_r, temp4_l);
+    UNPCK_SH_SW(in6, temp7_r, temp7_l);
+    ILVRL_H2_SW(in5, in7, temp8_r, temp8_l);
+    temp = in0 << 3;
+    SPLATI_H4_SH(weights, 1, 3, 5, 7, w1, w3, w5, w7);
+    ILVR_H4_SH(w1, w3, w3, -w7, w5, -w1, w7, -w5,
+               const0, const1, const2, const3);
+    ILVR_H2_SH(w5, w7, w7, w3, const4, const6);
+    const5 = __msa_ilvod_h(-w1, -w5);
+    const7 = __msa_ilvod_h(w3, -w1);
+    DOTP_SH4_SW(b3_r, b3_r, b3_r, b3_r, const0, const1, const2, const3,
+                b0_r, b1_r, b2_r, b3_r);
+    DPADD_SH4_SW(temp8_r, temp8_r, temp8_r, temp8_r,
+                 const4, const5, const6, const7, b0_r, b1_r, b2_r, b3_r);
+    DOTP_SH4_SW(b3_l, b3_l, b3_l, b3_l, const0, const1, const2, const3,
+                b0_l, b1_l, b2_l, b3_l);
+    DPADD_SH4_SW(temp8_l, temp8_l, temp8_l, temp8_l,
+                 const4, const5, const6, const7, b0_l, b1_l, b2_l, b3_l);
+    w2 = (v4i32) __msa_splati_h(weights, 2);
+    w2 = (v4i32) __msa_ilvr_h(zero, (v8i16) w2);
+    w4 = (v4i32) __msa_splati_h(weights, 4);
+    w4 = (v4i32) __msa_ilvr_h(zero, (v8i16) w4);
+    w6 = (v4i32) __msa_splati_h(weights, 6);
+    w6 = (v4i32) __msa_ilvr_h(zero, (v8i16) w6);
+    MUL2(a0_r, w4, a0_l, w4, a0_r, a0_l);
+    ADD2(a0_r, const_val0, a0_l, const_val0, temp0_r, temp0_l);
+    MUL2(w2, temp3_r, w2, temp3_l, temp1_r, temp1_l);
+    MUL2(w6, temp3_r, w6, temp3_l, temp2_r, temp2_l);
+    BUTTERFLY_8(temp0_r, temp0_l, temp0_r, temp0_l,
+                temp2_l, temp2_r, temp1_l, temp1_r,
+                a0_r, a0_l, a1_r, a1_l, a2_l, a2_r, a3_l, a3_r);
+    MUL2(temp4_r, w4, temp4_l, w4, temp4_r, temp4_l);
+    MUL2(temp7_r, w2, temp7_l, w2, temp6_r, temp6_l);
+    MUL2(temp7_r, w6, temp7_l, w6, temp5_r, temp5_l);
+    ADD2(a0_r, temp4_r, a0_l, temp4_l, a0_r, a0_l);
+    SUB2(a1_r, temp4_r, a1_l, temp4_l, a1_r, a1_l);
+    SUB2(a2_r, temp4_r, a2_l, temp4_l, a2_r, a2_l);
+    ADD2(a3_r, temp4_r, a3_l, temp4_l, a3_r, a3_l);
+    ADD2(a0_r, temp5_r, a0_l, temp5_l, a0_r, a0_l);
+    SUB2(a1_r, temp6_r, a1_l, temp6_l, a1_r, a1_l);
+    ADD2(a2_r, temp6_r, a2_l, temp6_l, a2_r, a2_l);
+    SUB2(a3_r, temp5_r, a3_l, temp5_l, a3_r, a3_l);
+    BUTTERFLY_16(a0_r, a0_l, a1_r, a1_l, a2_r, a2_l, a3_r, a3_l,
+                 b3_l, b3_r, b2_l, b2_r, b1_l, b1_r, b0_l, b0_r,
+                 temp0_r, temp0_l, temp1_r, temp1_l,
+                 temp2_r, temp2_l, temp3_r, temp3_l,
+                 a3_l, a3_r, a2_l, a2_r, a1_l, a1_r, a0_l, a0_r);
+    SRA_4V(temp0_r, temp0_l, temp1_r, temp1_l, 11);
+    SRA_4V(temp2_r, temp2_l, temp3_r, temp3_l, 11);
+    PCKEV_H4_SW(temp0_l, temp0_r, temp1_l, temp1_r,
+                temp2_l, temp2_r, temp3_l, temp3_r,
+                temp0_r, temp1_r, temp2_r, temp3_r);
+    in0 = (v8i16) __msa_bmnz_v((v16u8) temp0_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in1 = (v8i16) __msa_bmnz_v((v16u8) temp1_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in2 = (v8i16) __msa_bmnz_v((v16u8) temp2_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    in3 = (v8i16) __msa_bmnz_v((v16u8) temp3_r, (v16u8) temp,
+                               (v16u8) select_vec);
+    SRA_4V(a3_r, a3_l, a2_r, a2_l, 11);
+    SRA_4V(a1_r, a1_l, a0_r, a0_l, 11);
+    PCKEV_H4_SW(a0_l, a0_r, a1_l, a1_r, a2_l, a2_r, a3_l, a3_r,
+                a0_r, a1_r, a2_r, a3_r);
+    in4 = (v8i16) __msa_bmnz_v((v16u8) a3_r, (v16u8) temp, (v16u8) select_vec);
+    in5 = (v8i16) __msa_bmnz_v((v16u8) a2_r, (v16u8) temp, (v16u8) select_vec);
+    in6 = (v8i16) __msa_bmnz_v((v16u8) a1_r, (v16u8) temp, (v16u8) select_vec);
+    in7 = (v8i16) __msa_bmnz_v((v16u8) a0_r, (v16u8) temp, (v16u8) select_vec);
+    TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
+                       in0, in1, in2, in3, in4, in5, in6, in7);
+
+    UNPCK_SH_SW(in0, a0_r, a0_l);
+    UNPCK_SH_SW(in2, temp3_r, temp3_l);
+    MUL2(a0_r, w4, a0_l, w4, a0_r, a0_l);
+    ADD2(a0_r, const_val1, a0_l, const_val1, temp0_r, temp0_l);
+    MUL2(w2, temp3_r, w2, temp3_l, temp1_r, temp1_l);
+    MUL2(w6, temp3_r, w6, temp3_l, temp2_r, temp2_l);
+    BUTTERFLY_8(temp0_r, temp0_l, temp0_r, temp0_l,
+                temp2_l, temp2_r, temp1_l, temp1_r,
+                a0_r, a0_l, a1_r, a1_l, a2_l, a2_r, a3_l, a3_r);
+    UNPCK_SH_SW(in4, temp0_r, temp0_l);
+    UNPCK_SH_SW(in6, temp3_r, temp3_l);
+    MUL2(temp0_r, w4, temp0_l, w4, temp0_r, temp0_l);
+    MUL2(w2, temp3_r, w2, temp3_l, temp2_r, temp2_l);
+    MUL2(w6, temp3_r, w6, temp3_l, temp1_r, temp1_l);
+    ADD2(a0_r, temp0_r, a0_l, temp0_l, a0_r, a0_l);
+    SUB2(a1_r, temp0_r, a1_l, temp0_l, a1_r, a1_l);
+    SUB2(a2_r, temp0_r, a2_l, temp0_l, a2_r, a2_l);
+    ADD2(a3_r, temp0_r, a3_l, temp0_l, a3_r, a3_l);
+    ADD2(a0_r, temp1_r, a0_l, temp1_l, a0_r, a0_l);
+    SUB2(a1_r, temp2_r, a1_l, temp2_l, a1_r, a1_l);
+    ADD2(a2_r, temp2_r, a2_l, temp2_l, a2_r, a2_l);
+    SUB2(a3_r, temp1_r, a3_l, temp1_l, a3_r, a3_l);
+    ILVRL_H2_SW(in1, in3, b3_r, b3_l);
+    ILVRL_H2_SW(in5, in7, temp0_r, temp0_l);
+    DOTP_SH4_SW(b3_r, b3_r, b3_r, b3_r, const0, const1, const2, const3,
+                b0_r, b1_r, b2_r, b3_r);
+    DOTP_SH4_SW(b3_l, b3_l, b3_l, b3_l, const0, const1, const2, const3,
+                b0_l, b1_l, b2_l, b3_l);
+    DPADD_SH4_SW(temp0_r, temp0_r, temp0_r, temp0_r,
+                 const4, const5, const6, const7, b0_r, b1_r, b2_r, b3_r);
+    DPADD_SH4_SW(temp0_l, temp0_l, temp0_l, temp0_l,
+                 const4, const5, const6, const7, b0_l, b1_l, b2_l, b3_l);
+    BUTTERFLY_16(a0_r, a0_l, a1_r, a1_l, a2_r, a2_l, a3_r, a3_l,
+                 b3_l, b3_r, b2_l, b2_r, b1_l, b1_r, b0_l, b0_r,
+                 temp0_r, temp0_l, temp1_r, temp1_l,
+                 temp2_r, temp2_l, temp3_r, temp3_l,
+                 a3_l, a3_r, a2_l, a2_r, a1_l, a1_r, a0_l, a0_r);
+    SRA_4V(temp0_r, temp0_l, temp1_r, temp1_l, 20);
+    SRA_4V(temp2_r, temp2_l, temp3_r, temp3_l, 20);
+    LD_SH4(dst, dst_stride, in0, in1, in2, in3);
+    PCKEV_H4_SW(temp0_l, temp0_r, temp1_l, temp1_r, temp2_l, temp2_r,
+                temp3_l, temp3_r, temp0_r, temp1_r, temp2_r, temp3_r);
+    ILVR_B4_SW(zero, in0, zero, in1, zero, in2, zero, in3,
+               temp0_l, temp1_l, temp2_l, temp3_l);
+    temp0_r = (v4i32) ((v8i16) (temp0_r) + (v8i16) (temp0_l));
+    temp1_r = (v4i32) ((v8i16) (temp1_r) + (v8i16) (temp1_l));
+    temp2_r = (v4i32) ((v8i16) (temp2_r) + (v8i16) (temp2_l));
+    temp3_r = (v4i32) ((v8i16) (temp3_r) + (v8i16) (temp3_l));
+    temp0_r = (v4i32) CLIP_SH_0_255(temp0_r);
+    temp1_r = (v4i32) CLIP_SH_0_255(temp1_r);
+    temp2_r = (v4i32) CLIP_SH_0_255(temp2_r);
+    temp3_r = (v4i32) CLIP_SH_0_255(temp3_r);
+    PCKEV_B4_SW(temp0_r, temp0_r, temp1_r, temp1_r,
+                temp2_r, temp2_r, temp3_r, temp3_r,
+                temp0_r, temp1_r, temp2_r, temp3_r);
+    tmp0 = __msa_copy_u_d((v2i64) temp0_r, 1);
+    tmp1 = __msa_copy_u_d((v2i64) temp1_r, 1);
+    tmp2 = __msa_copy_u_d((v2i64) temp2_r, 1);
+    tmp3 = __msa_copy_u_d((v2i64) temp3_r, 1);
+    SD4(tmp0, tmp1, tmp2, tmp3, dst, dst_stride);
+
+    SRA_4V(a3_r, a3_l, a2_r, a2_l, 20);
+    SRA_4V(a1_r, a1_l, a0_r, a0_l, 20);
+    LD_SH4(dst + 4 * dst_stride, dst_stride, in4, in5, in6, in7);
+    PCKEV_H4_SW(a0_l, a0_r, a1_l, a1_r, a2_l, a2_r, a3_l, a3_r,
+                a0_r, a1_r, a2_r, a3_r);
+    ILVR_B4_SW(zero, in4, zero, in5, zero, in6, zero, in7,
+               a3_l, a2_l, a1_l, a0_l);
+    a3_r = (v4i32) ((v8i16) (a3_r) + (v8i16) (a3_l));
+    a2_r = (v4i32) ((v8i16) (a2_r) + (v8i16) (a2_l));
+    a1_r = (v4i32) ((v8i16) (a1_r) + (v8i16) (a1_l));
+    a0_r = (v4i32) ((v8i16) (a0_r) + (v8i16) (a0_l));
+    a3_r = (v4i32) CLIP_SH_0_255(a3_r);
+    a2_r = (v4i32) CLIP_SH_0_255(a2_r);
+    a1_r = (v4i32) CLIP_SH_0_255(a1_r);
+    a0_r = (v4i32) CLIP_SH_0_255(a0_r);
+    PCKEV_B4_SW(a0_r, a0_r, a1_r, a1_r,
+                a2_r, a2_r, a3_r, a3_r, a0_r, a1_r, a2_r, a3_r);
+    tmp0 = __msa_copy_u_d((v2i64) a3_r, 1);
+    tmp1 = __msa_copy_u_d((v2i64) a2_r, 1);
+    tmp2 = __msa_copy_u_d((v2i64) a1_r, 1);
+    tmp3 = __msa_copy_u_d((v2i64) a0_r, 1);
+    SD4(tmp0, tmp1, tmp2, tmp3, dst + 4 * dst_stride, dst_stride);
+}
+
+void ff_simple_idct_msa(int16_t *block)
+{
+    simple_idct_msa(block);
+}
+
+void ff_simple_idct_put_msa(uint8_t *dst, int32_t dst_stride, int16_t *block)
+{
+    simple_idct_put_msa(dst, dst_stride, block);
+}
+
+void ff_simple_idct_add_msa(uint8_t *dst, int32_t dst_stride, int16_t *block)
+{
+    simple_idct_add_msa(dst, dst_stride, block);
+}