ffmpeg | branch: master | James Almer <jamr...@gmail.com> | Tue Dec 30 18:16:37 
2014 -0300| [37b35feb64e4e0382cd5e4502dbf0f7ff9aa0b5f] | committer: James Almer

x86/swr: add SSE2/AVX pack_8ch functions

Reviewed-by: Michael Niedermayer <michae...@gmx.at>
Reviewed-by: Ronald S. Bultje <rsbul...@gmail.com>
Signed-off-by: James Almer <jamr...@gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=37b35feb64e4e0382cd5e4502dbf0f7ff9aa0b5f
---

 libavcodec/x86/flacdsp.asm             |   13 ---
 libavutil/x86/x86util.asm              |   37 ++++++++
 libswresample/x86/audio_convert.asm    |  145 ++++++++++++++++++++++++++++++++
 libswresample/x86/audio_convert_init.c |   17 ++++
 4 files changed, 199 insertions(+), 13 deletions(-)

diff --git a/libavcodec/x86/flacdsp.asm b/libavcodec/x86/flacdsp.asm
index d60a6e4..43a2f01 100644
--- a/libavcodec/x86/flacdsp.asm
+++ b/libavcodec/x86/flacdsp.asm
@@ -175,19 +175,6 @@ FLAC_DECORRELATE_32 ms, 2, 0, 1, add
 ;void ff_flac_decorrelate_indep<ch>_<bps>_<opt>(uint8_t **out, int32_t **in, 
int channels,
 ;                                            int len, int shift);
 
;-----------------------------------------------------------------------------------------
-%macro TRANSPOSE8x4D 9
-    SBUTTERFLY dq,  %1, %2, %9
-    SBUTTERFLY dq,  %3, %4, %9
-    SBUTTERFLY dq,  %5, %6, %9
-    SBUTTERFLY dq,  %7, %8, %9
-    SBUTTERFLY qdq, %1, %3, %9
-    SBUTTERFLY qdq, %2, %4, %9
-    SBUTTERFLY qdq, %5, %7, %9
-    SBUTTERFLY qdq, %6, %8, %9
-    SWAP %2, %5
-    SWAP %4, %7
-%endmacro
-
 ;%1 = bps
 ;%2 = channels
 ;%3 = last xmm reg used
diff --git a/libavutil/x86/x86util.asm b/libavutil/x86/x86util.asm
index 2d02f75..d6702c1 100644
--- a/libavutil/x86/x86util.asm
+++ b/libavutil/x86/x86util.asm
@@ -107,6 +107,43 @@
     SWAP %5, %2, %3
 %endmacro
 
+%macro TRANSPOSE8x4D 9-11
+%if ARCH_X86_64
+    SBUTTERFLY dq,  %1, %2, %9
+    SBUTTERFLY dq,  %3, %4, %9
+    SBUTTERFLY dq,  %5, %6, %9
+    SBUTTERFLY dq,  %7, %8, %9
+    SBUTTERFLY qdq, %1, %3, %9
+    SBUTTERFLY qdq, %2, %4, %9
+    SBUTTERFLY qdq, %5, %7, %9
+    SBUTTERFLY qdq, %6, %8, %9
+    SWAP %2, %5
+    SWAP %4, %7
+%else
+; in:  m0..m7
+; out: m0..m7, unless %11 in which case m2 is in %9
+; spills into %9 and %10
+    movdqa %9, m%7
+    SBUTTERFLY dq,  %1, %2, %7
+    movdqa %10, m%2
+    movdqa m%7, %9
+    SBUTTERFLY dq,  %3, %4, %2
+    SBUTTERFLY dq,  %5, %6, %2
+    SBUTTERFLY dq,  %7, %8, %2
+    SBUTTERFLY qdq, %1, %3, %2
+    movdqa %9, m%3
+    movdqa m%2, %10
+    SBUTTERFLY qdq, %2, %4, %3
+    SBUTTERFLY qdq, %5, %7, %3
+    SBUTTERFLY qdq, %6, %8, %3
+    SWAP %2, %5
+    SWAP %4, %7
+%if %0<11
+    movdqa m%3, %9
+%endif
+%endif
+%endmacro
+
 %macro TRANSPOSE8x8W 9-11
 %if ARCH_X86_64
     SBUTTERFLY wd,  %1, %2, %9
diff --git a/libswresample/x86/audio_convert.asm 
b/libswresample/x86/audio_convert.asm
index 57d3a89..3706432 100644
--- a/libswresample/x86/audio_convert.asm
+++ b/libswresample/x86/audio_convert.asm
@@ -303,6 +303,135 @@ pack_6ch_%2_to_%1_u_int %+ SUFFIX
 %endif
 %endmacro
 
+%macro PACK_8CH 5-7
+cglobal pack_8ch_%2_to_%1_%3, 2,10,10, ARCH_X86_32*32, dst, src, len, src1, 
src2, src3, src4, src5, src6, src7
+    mov     dstq, [dstq]
+%if ARCH_X86_32
+    DEFINE_ARGS dst, src, src2, src3, src4, src5, src6
+    %define lend dword r2m
+    %define src1q r0q
+    %define src1m r1mp
+    %define src7q r0q
+    %define src7m r3mp
+    mov     dstm, dstq
+%endif
+    mov    src7q, [srcq+7*gprsize]
+    mov    src6q, [srcq+6*gprsize]
+    mov    src5q, [srcq+5*gprsize]
+    mov    src4q, [srcq+4*gprsize]
+%if ARCH_X86_32
+    mov src7m, src7q
+%endif
+    mov    src3q, [srcq+3*gprsize]
+    mov    src2q, [srcq+2*gprsize]
+    mov    src1q, [srcq+1*gprsize]
+    mov     srcq, [srcq]
+%ifidn %3, a
+%if ARCH_X86_32
+    test dstmp, mmsize-1
+%else
+    test dstq, mmsize-1
+%endif
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+    test srcq, mmsize-1
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+    test src1q, mmsize-1
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+    test src2q, mmsize-1
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+    test src3q, mmsize-1
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+    test src4q, mmsize-1
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+    test src5q, mmsize-1
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+    test src6q, mmsize-1
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+%if ARCH_X86_32
+    test src7m, mmsize-1
+%else
+    test src7q, mmsize-1
+%endif
+        jne pack_8ch_%2_to_%1_u_int %+ SUFFIX
+%else
+pack_8ch_%2_to_%1_u_int %+ SUFFIX
+%endif
+    sub    src1q, srcq
+    sub    src2q, srcq
+    sub    src3q, srcq
+    sub    src4q, srcq
+    sub    src5q, srcq
+    sub    src6q, srcq
+%if ARCH_X86_64
+    sub    src7q, srcq
+%else
+    mov src1m, src1q
+    sub src7m, srcq
+%endif
+
+%if ARCH_X86_64
+    %7 x,x,x,x,m9,x
+%elifidn %1, int32
+    %define m9 [flt2p31]
+%else
+    %define m9 [flt2pm31]
+%endif
+
+.loop:
+    mov%3     m0, [srcq      ]
+    mov%3     m1, [srcq+src1q]
+    mov%3     m2, [srcq+src2q]
+    mov%3     m3, [srcq+src3q]
+%if ARCH_X86_32
+    mov    src7q, src7m
+%endif
+    mov%3     m4, [srcq+src4q]
+    mov%3     m5, [srcq+src5q]
+    mov%3     m6, [srcq+src6q]
+    mov%3     m7, [srcq+src7q]
+
+%if ARCH_X86_64
+    TRANSPOSE8x4D 0, 1, 2, 3, 4, 5, 6, 7, 8
+
+    %6 m0,m1,x,x,m9,m8
+    %6 m2,m3,x,x,m9,m8
+    %6 m4,m5,x,x,m9,m8
+    %6 m6,m7,x,x,m9,m8
+
+    mov%3 [dstq], m0
+%else
+    mov     dstq, dstm
+
+    TRANSPOSE8x4D 0, 1, 2, 3, 4, 5, 6, 7, [rsp], [rsp+16], 1
+
+    %6 m0,m1,x,x,m9,m2
+    mova     m2, [rsp]
+    mov%3   [dstq], m0
+    %6 m2,m3,x,x,m9,m0
+    %6 m4,m5,x,x,m9,m0
+    %6 m6,m7,x,x,m9,m0
+
+%endif
+
+    mov%3 [dstq+16],  m1
+    mov%3 [dstq+32],  m2
+    mov%3 [dstq+48],  m3
+    mov%3 [dstq+64],  m4
+    mov%3 [dstq+80],  m5
+    mov%3 [dstq+96],  m6
+    mov%3 [dstq+112], m7
+
+    add      srcq, mmsize
+    add      dstq, mmsize*8
+%if ARCH_X86_32
+    mov      dstm, dstq
+    mov      src1q, src1m
+%endif
+    sub      lend, mmsize/4
+    jg .loop
+    REP_RET
+%endmacro
+
 %macro INT16_TO_INT32_N 6
     pxor      m2, m2
     pxor      m3, m3
@@ -452,6 +581,14 @@ PACK_6CH float, int32, a, 2, 2, INT32_TO_FLOAT_N, 
INT32_TO_FLOAT_INIT
 PACK_6CH int32, float, u, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
 PACK_6CH int32, float, a, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
 
+PACK_8CH float, float, u, 2, 2, NOP_N, NOP_N
+PACK_8CH float, float, a, 2, 2, NOP_N, NOP_N
+
+PACK_8CH float, int32, u, 2, 2, INT32_TO_FLOAT_N, INT32_TO_FLOAT_INIT
+PACK_8CH float, int32, a, 2, 2, INT32_TO_FLOAT_N, INT32_TO_FLOAT_INIT
+PACK_8CH int32, float, u, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
+PACK_8CH int32, float, a, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
+
 INIT_XMM ssse3
 UNPACK_2CH int16, int16, u, 1, 1, NOP_N, NOP_N
 UNPACK_2CH int16, int16, a, 1, 1, NOP_N, NOP_N
@@ -470,6 +607,14 @@ PACK_6CH float, int32, a, 2, 2, INT32_TO_FLOAT_N, 
INT32_TO_FLOAT_INIT
 PACK_6CH int32, float, u, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
 PACK_6CH int32, float, a, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
 
+PACK_8CH float, float, u, 2, 2, NOP_N, NOP_N
+PACK_8CH float, float, a, 2, 2, NOP_N, NOP_N
+
+PACK_8CH float, int32, u, 2, 2, INT32_TO_FLOAT_N, INT32_TO_FLOAT_INIT
+PACK_8CH float, int32, a, 2, 2, INT32_TO_FLOAT_N, INT32_TO_FLOAT_INIT
+PACK_8CH int32, float, u, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
+PACK_8CH int32, float, a, 2, 2, FLOAT_TO_INT32_N, FLOAT_TO_INT32_INIT
+
 INIT_YMM avx
 CONV float, int32, u, 2, 2, INT32_TO_FLOAT_N, INT32_TO_FLOAT_INIT
 CONV float, int32, a, 2, 2, INT32_TO_FLOAT_N, INT32_TO_FLOAT_INIT
diff --git a/libswresample/x86/audio_convert_init.c 
b/libswresample/x86/audio_convert_init.c
index 90bed51..acb97d8 100644
--- a/libswresample/x86/audio_convert_init.c
+++ b/libswresample/x86/audio_convert_init.c
@@ -29,6 +29,7 @@
 PROTO4(_)
 PROTO4(_pack_2ch_)
 PROTO4(_pack_6ch_)
+PROTO4(_pack_8ch_)
 PROTO4(_unpack_2ch_)
 
 av_cold void swri_audio_convert_init_x86(struct AudioConvert *ac,
@@ -116,6 +117,14 @@ MULTI_CAPS_FUNC(SSE2, sse2)
             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == 
AV_SAMPLE_FMT_FLTP)
                 ac->simd_f =  ff_pack_6ch_float_to_int32_a_sse2;
         }
+        if(channels == 8) {
+            if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == 
AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == 
AV_SAMPLE_FMT_S32P)
+                ac->simd_f =  ff_pack_8ch_float_to_float_a_sse2;
+            if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == 
AV_SAMPLE_FMT_S32P)
+                ac->simd_f =  ff_pack_8ch_int32_to_float_a_sse2;
+            if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == 
AV_SAMPLE_FMT_FLTP)
+                ac->simd_f =  ff_pack_8ch_float_to_int32_a_sse2;
+        }
     }
     if(EXTERNAL_SSSE3(mm_flags)) {
         if(channels == 2) {
@@ -138,6 +147,14 @@ MULTI_CAPS_FUNC(SSE2, sse2)
             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == 
AV_SAMPLE_FMT_FLTP)
                 ac->simd_f =  ff_pack_6ch_float_to_int32_a_avx;
         }
+        if(channels == 8) {
+            if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == 
AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == 
AV_SAMPLE_FMT_S32P)
+                ac->simd_f =  ff_pack_8ch_float_to_float_a_avx;
+            if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == 
AV_SAMPLE_FMT_S32P)
+                ac->simd_f =  ff_pack_8ch_int32_to_float_a_avx;
+            if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == 
AV_SAMPLE_FMT_FLTP)
+                ac->simd_f =  ff_pack_8ch_float_to_int32_a_avx;
+        }
     }
     if(EXTERNAL_AVX2(mm_flags)) {
         if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLT || 
out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLTP)

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