Define PRIVATE and add it to all global symbols so we don't export assembly functions.

libvpx/source/libvpx/vp8/common/x86/postproc_sse2.asm

 ;
 ;  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"
 
 ;void vp8_post_proc_down_and_across_xmm
 ;(
 ;    unsigned char *src_ptr,
 ;    unsigned char *dst_ptr,
 ;    int src_pixels_per_line,
 ;    int dst_pixels_per_line,
 ;    int rows,
 ;    int cols,
 ;    int flimit
 ;)
-global sym(vp8_post_proc_down_and_across_xmm)
+global sym(vp8_post_proc_down_and_across_xmm) PRIVATE
 sym(vp8_post_proc_down_and_across_xmm):
     push        rbp
     mov         rbp, rsp
     SHADOW_ARGS_TO_STACK 7
     SAVE_XMM
     GET_GOT     rbx
     push        rsi
     push        rdi
     ; end prolog
 
@@ skipping 209 matching lines @@
     RESTORE_XMM
     UNSHADOW_ARGS
     pop         rbp
     ret
 %undef RD42
 
 
 ;void vp8_mbpost_proc_down_xmm(unsigned char *dst,
 ;                            int pitch, int rows, int cols,int flimit)
 extern sym(vp8_rv)
-global sym(vp8_mbpost_proc_down_xmm)
+global sym(vp8_mbpost_proc_down_xmm) PRIVATE
 sym(vp8_mbpost_proc_down_xmm):
     push        rbp
     mov         rbp, rsp
     SHADOW_ARGS_TO_STACK 5
     SAVE_XMM
     GET_GOT     rbx
     push        rsi
     push        rdi
     ; end prolog
 
@@ skipping 179 matching lines @@
     RESTORE_GOT
     RESTORE_XMM
     UNSHADOW_ARGS
     pop         rbp
     ret
 %undef flimit4
 
 
 ;void vp8_mbpost_proc_across_ip_xmm(unsigned char *src,
 ;                                int pitch, int rows, int cols,int flimit)
-global sym(vp8_mbpost_proc_across_ip_xmm)
+global sym(vp8_mbpost_proc_across_ip_xmm) PRIVATE
 sym(vp8_mbpost_proc_across_ip_xmm):
     push        rbp
     mov         rbp, rsp
     SHADOW_ARGS_TO_STACK 5
     SAVE_XMM
     GET_GOT     rbx
     push        rsi
     push        rdi
     ; end prolog
 
@@ skipping 158 matching lines @@
     ret
 %undef flimit4
 
 
 ;void vp8_plane_add_noise_wmt (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_wmt)
+global sym(vp8_plane_add_noise_wmt) PRIVATE
 sym(vp8_plane_add_noise_wmt):
     push        rbp
     mov         rbp, rsp
     SHADOW_ARGS_TO_STACK 8
     GET_GOT     rbx
     push        rsi
     push        rdi
     ; end prolog
 
 addnoise_loop:
@@ skipping 42 matching lines @@
     pop         rbp
     ret
 
 
 SECTION_RODATA
 align 16
 rd42:
     times 8 dw 0x04
 four8s:
     times 4 dd 8