diff -r 000000000000 -r 6474c204b198 media/libvpx/vp8/common/x86/postproc_mmx.asm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/media/libvpx/vp8/common/x86/postproc_mmx.asm	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,313 @@
+;
+;  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+;
+;  Use of this source code is governed by a BSD-style license
+;  that can be found in the LICENSE file in the root of the source
+;  tree. An additional intellectual property rights grant can be found
+;  in the file PATENTS.  All contributing project authors may
+;  be found in the AUTHORS file in the root of the source tree.
+;
+
+
+%include "vpx_ports/x86_abi_support.asm"
+
+%define VP8_FILTER_WEIGHT 128
+%define VP8_FILTER_SHIFT  7
+
+;void vp8_mbpost_proc_down_mmx(unsigned char *dst,
+;                             int pitch, int rows, int cols,int flimit)
+extern sym(vp8_rv)
+global sym(vp8_mbpost_proc_down_mmx) PRIVATE
+sym(vp8_mbpost_proc_down_mmx):
+    push        rbp
+    mov         rbp, rsp
+    SHADOW_ARGS_TO_STACK 5
+    GET_GOT     rbx
+    push        rsi
+    push        rdi
+    ; end prolog
+
+    ALIGN_STACK 16, rax
+    sub         rsp, 136
+
+    ; unsigned char d[16][8] at [rsp]
+    ; create flimit2 at [rsp+128]
+    mov         eax, dword ptr arg(4) ;flimit
+    mov         [rsp+128], eax
+    mov         [rsp+128+4], eax
+%define flimit2 [rsp+128]
+
+%if ABI_IS_32BIT=0
+    lea         r8,       [GLOBAL(sym(vp8_rv))]
+%endif
+
+    ;rows +=8;
+    add         dword ptr arg(2), 8
+
+    ;for(c=0; c<cols; c+=4)
+.loop_col:
+            mov         rsi,        arg(0)  ;s
+            pxor        mm0,        mm0     ;
+
+            movsxd      rax,        dword ptr arg(1) ;pitch       ;
+
+            ; this copies the last row down into the border 8 rows
+            mov         rdi,        rsi
+            mov         rdx,        arg(2)
+            sub         rdx,        9
+            imul        rdx,        rax
+            lea         rdi,        [rdi+rdx]
+            movq        mm1,        QWORD ptr[rdi]              ; first row
+            mov         rcx,        8
+.init_borderd                                                    ; initialize borders
+            lea         rdi,        [rdi + rax]
+            movq        [rdi],      mm1
+
+            dec         rcx
+            jne         .init_borderd
+
+            neg         rax                                     ; rax = -pitch
+
+            ; this copies the first row up into the border 8 rows
+            mov         rdi,        rsi
+            movq        mm1,        QWORD ptr[rdi]              ; first row
+            mov         rcx,        8
+.init_border                                                    ; initialize borders
+            lea         rdi,        [rdi + rax]
+            movq        [rdi],      mm1
+
+            dec         rcx
+            jne         .init_border
+
+
+            lea         rsi,        [rsi + rax*8];              ; rdi = s[-pitch*8]
+            neg         rax
+
+
+            pxor        mm5,        mm5
+            pxor        mm6,        mm6     ;
+
+            pxor        mm7,        mm7     ;
+            mov         rdi,        rsi
+
+            mov         rcx,        15          ;
+
+.loop_initvar:
+            movd        mm1,        DWORD PTR [rdi];
+            punpcklbw   mm1,        mm0     ;
+
+            paddw       mm5,        mm1     ;
+            pmullw      mm1,        mm1     ;
+
+            movq        mm2,        mm1     ;
+            punpcklwd   mm1,        mm0     ;
+
+            punpckhwd   mm2,        mm0     ;
+            paddd       mm6,        mm1     ;
+
+            paddd       mm7,        mm2     ;
+            lea         rdi,        [rdi+rax]   ;
+
+            dec         rcx
+            jne         .loop_initvar
+            ;save the var and sum
+            xor         rdx,        rdx
+.loop_row:
+            movd        mm1,        DWORD PTR [rsi]     ; [s-pitch*8]
+            movd        mm2,        DWORD PTR [rdi]     ; [s+pitch*7]
+
+            punpcklbw   mm1,        mm0
+            punpcklbw   mm2,        mm0
+
+            paddw       mm5,        mm2
+            psubw       mm5,        mm1
+
+            pmullw      mm2,        mm2
+            movq        mm4,        mm2
+
+            punpcklwd   mm2,        mm0
+            punpckhwd   mm4,        mm0
+
+            paddd       mm6,        mm2
+            paddd       mm7,        mm4
+
+            pmullw      mm1,        mm1
+            movq        mm2,        mm1
+
+            punpcklwd   mm1,        mm0
+            psubd       mm6,        mm1
+
+            punpckhwd   mm2,        mm0
+            psubd       mm7,        mm2
+
+
+            movq        mm3,        mm6
+            pslld       mm3,        4
+
+            psubd       mm3,        mm6
+            movq        mm1,        mm5
+
+            movq        mm4,        mm5
+            pmullw      mm1,        mm1
+
+            pmulhw      mm4,        mm4
+            movq        mm2,        mm1
+
+            punpcklwd   mm1,        mm4
+            punpckhwd   mm2,        mm4
+
+            movq        mm4,        mm7
+            pslld       mm4,        4
+
+            psubd       mm4,        mm7
+
+            psubd       mm3,        mm1
+            psubd       mm4,        mm2
+
+            psubd       mm3,        flimit2
+            psubd       mm4,        flimit2
+
+            psrad       mm3,        31
+            psrad       mm4,        31
+
+            packssdw    mm3,        mm4
+            packsswb    mm3,        mm0
+
+            movd        mm1,        DWORD PTR [rsi+rax*8]
+
+            movq        mm2,        mm1
+            punpcklbw   mm1,        mm0
+
+            paddw       mm1,        mm5
+            mov         rcx,        rdx
+
+            and         rcx,        127
+%if ABI_IS_32BIT=1 && CONFIG_PIC=1
+            push        rax
+            lea         rax,        [GLOBAL(sym(vp8_rv))]
+            movq        mm4,        [rax + rcx*2] ;vp8_rv[rcx*2]
+            pop         rax
+%elif ABI_IS_32BIT=0
+            movq        mm4,        [r8 + rcx*2] ;vp8_rv[rcx*2]
+%else
+            movq        mm4,        [sym(vp8_rv) + rcx*2]
+%endif
+            paddw       mm1,        mm4
+            psraw       mm1,        4
+
+            packuswb    mm1,        mm0
+            pand        mm1,        mm3
+
+            pandn       mm3,        mm2
+            por         mm1,        mm3
+
+            and         rcx,        15
+            movd        DWORD PTR   [rsp+rcx*4], mm1 ;d[rcx*4]
+
+            mov         rcx,        rdx
+            sub         rcx,        8
+
+            and         rcx,        15
+            movd        mm1,        DWORD PTR [rsp+rcx*4] ;d[rcx*4]
+
+            movd        [rsi],      mm1
+            lea         rsi,        [rsi+rax]
+
+            lea         rdi,        [rdi+rax]
+            add         rdx,        1
+
+            cmp         edx,        dword arg(2) ;rows
+            jl          .loop_row
+
+
+        add         dword arg(0), 4 ; s += 4
+        sub         dword arg(3), 4 ; cols -= 4
+        cmp         dword arg(3), 0
+        jg          .loop_col
+
+    add         rsp, 136
+    pop         rsp
+
+    ; begin epilog
+    pop rdi
+    pop rsi
+    RESTORE_GOT
+    UNSHADOW_ARGS
+    pop         rbp
+    ret
+%undef flimit2
+
+
+;void vp8_plane_add_noise_mmx (unsigned char *Start, unsigned char *noise,
+;                            unsigned char blackclamp[16],
+;                            unsigned char whiteclamp[16],
+;                            unsigned char bothclamp[16],
+;                            unsigned int Width, unsigned int Height, int Pitch)
+extern sym(rand)
+global sym(vp8_plane_add_noise_mmx) PRIVATE
+sym(vp8_plane_add_noise_mmx):
+    push        rbp
+    mov         rbp, rsp
+    SHADOW_ARGS_TO_STACK 8
+    GET_GOT     rbx
+    push        rsi
+    push        rdi
+    ; end prolog
+
+.addnoise_loop:
+    call sym(rand) WRT_PLT
+    mov     rcx, arg(1) ;noise
+    and     rax, 0xff
+    add     rcx, rax
+
+    ; we rely on the fact that the clamping vectors are stored contiguously
+    ; in black/white/both order. Note that we have to reload this here because
+    ; rdx could be trashed by rand()
+    mov     rdx, arg(2) ; blackclamp
+
+
+            mov     rdi, rcx
+            movsxd  rcx, dword arg(5) ;[Width]
+            mov     rsi, arg(0) ;Pos
+            xor         rax,rax
+
+.addnoise_nextset:
+            movq        mm1,[rsi+rax]         ; get the source
+
+            psubusb     mm1, [rdx]    ;blackclamp        ; clamp both sides so we don't outrange adding noise
+            paddusb     mm1, [rdx+32] ;bothclamp
+            psubusb     mm1, [rdx+16] ;whiteclamp
+
+            movq        mm2,[rdi+rax]         ; get the noise for this line
+            paddb       mm1,mm2              ; add it in
+            movq        [rsi+rax],mm1         ; store the result
+
+            add         rax,8                 ; move to the next line
+
+            cmp         rax, rcx
+            jl          .addnoise_nextset
+
+    movsxd  rax, dword arg(7) ; Pitch
+    add     arg(0), rax ; Start += Pitch
+    sub     dword arg(6), 1   ; Height -= 1
+    jg      .addnoise_loop
+
+    ; begin epilog
+    pop rdi
+    pop rsi
+    RESTORE_GOT
+    UNSHADOW_ARGS
+    pop         rbp
+    ret
+
+
+SECTION_RODATA
+align 16
+Blur:
+    times 16 dw 16
+    times  8 dw 64
+    times 16 dw 16
+    times  8 dw  0
+
+rd:
+    times 4 dw 0x40