Bug 570882 - Need assembler optimization for VPX on Windows x64. r=cpearce

configure.in

@@ -5915,7 +5915,8 @@ if test -n "$MOZ_WEBM"; then
         fi
     else 
 
-      dnl For Darwin x86, Darwin x86_64, and Linux x86 we can use YASM.
+      dnl For Darwin x86, Darwin x86_64, Linux x86, and WINNT x86_64
+      dhl we can use YASM.
       AC_MSG_CHECKING([for YASM assembler])
       AC_CHECK_PROGS(VPX_AS, yasm, "")
       if test -n "$VPX_AS"; then
@@ -5933,9 +5934,13 @@ if test -n "$MOZ_WEBM"; then
           VPX_ASFLAGS="-f macho64 -rnasm -pnasm -DPIC"
           VPX_X86_ASM=1
         ;;
+        WINNT:x86_64)
+          VPX_ASFLAGS="-f x64 -rnasm -pnasm"
+          VPX_X86_ASM=1
+        ;;
         esac
       fi # end have YASM
-    fi # end !WINNT
+    fi # end !WINNT_x86_MSVC
 
     if test -n "$VPX_X86_ASM"; then
       AC_DEFINE(VPX_X86_ASM)

media/libvpx/Makefile.in

@@ -192,10 +192,12 @@ ASFILES += \
   $(NULL)
 
 ifeq ($(OS_ARCH),WINNT)
+ifneq ($(OS_TEST),x86_64)
 ASFILES += \
   safeseh.asm \
   $(NULL)
 endif
+endif
 
 endif
  

media/libvpx/vpx_config.asm

@@ -6,4 +6,6 @@
 %include "vpx_config_x86_64-darwin9-gcc.asm"
 %elifidn __OUTPUT_FORMAT__,win32
 %include "vpx_config_x86-win32-vs8.asm"
+%elifidn __OUTPUT_FORMAT__,x64
+%include "vpx_config_x86_64-win64-vs8.asm"
 %endif

media/libvpx/vpx_config.h

@@ -16,6 +16,10 @@
 /* 32 bit Linux. */
 #include "vpx_config_x86-linux-gcc.h"
 
+#elif defined(_MSC_VER) && defined(_M_X64)
+/* 64 bit Windows */
+#include "vpx_config_x86_64-win64-vs8.h"
+
 #else
 #error VPX_X86_ASM is defined, but assembly not supported on this platform!
 #endif

media/libvpx/vpx_config_c.c

@@ -16,6 +16,9 @@
 /* 32 bit Linux. */
 #include "vpx_config_x86-linux-gcc.c"
 
+#elif defined(_MSC_VER) && defined(_M_X64)
+#include "vpx_config_x86_64-win64-vs8.c"
+
 #else
 #error VPX_X86_ASM is defined, but assembly not supported on this platform!
 #endif

media/libvpx/vpx_config_x86_64-win64-vs8.asm

@@ -0,0 +1,61 @@
+ARCH_ARM equ 0
+ARCH_MIPS equ 0
+ARCH_X86 equ 0
+ARCH_X86_64 equ 1
+ARCH_PPC32 equ 0
+ARCH_PPC64 equ 0
+HAVE_ARMV5TE equ 0
+HAVE_ARMV6 equ 0
+HAVE_ARMV7 equ 0
+HAVE_IWMMXT equ 0
+HAVE_IWMMXT2 equ 0
+HAVE_MIPS32 equ 0
+HAVE_MMX equ 1
+HAVE_SSE equ 1
+HAVE_SSE2 equ 1
+HAVE_SSE3 equ 1
+HAVE_SSSE3 equ 1
+HAVE_ALTIVEC equ 0
+HAVE_VPX_PORTS equ 1
+HAVE_STDINT_H equ 0
+HAVE_ALT_TREE_LAYOUT equ 0
+HAVE_PTHREAD_H equ 0
+HAVE_SYS_MMAN_H equ 0
+CONFIG_EXTERNAL_BUILD equ 1
+CONFIG_INSTALL_DOCS equ 0
+CONFIG_INSTALL_BINS equ 1
+CONFIG_INSTALL_LIBS equ 1
+CONFIG_INSTALL_SRCS equ 0
+CONFIG_DEBUG equ 0
+CONFIG_GPROF equ 0
+CONFIG_GCOV equ 0
+CONFIG_RVCT equ 0
+CONFIG_GCC equ 0
+CONFIG_MSVS equ 1
+CONFIG_PIC equ 0
+CONFIG_BIG_ENDIAN equ 0
+CONFIG_CODEC_SRCS equ 0
+CONFIG_DEBUG_LIBS equ 0
+CONFIG_FAST_UNALIGNED equ 1
+CONFIG_MEM_MANAGER equ 0
+CONFIG_MEM_TRACKER equ 0
+CONFIG_MEM_CHECKS equ 0
+CONFIG_MD5 equ 1
+CONFIG_DEQUANT_TOKENS equ 0
+CONFIG_DC_RECON equ 0
+CONFIG_NEW_TOKENS equ 0
+CONFIG_EVAL_LIMIT equ 0
+CONFIG_RUNTIME_CPU_DETECT equ 1
+CONFIG_POSTPROC equ 1
+CONFIG_POSTPROC_GENERIC equ 0
+CONFIG_MULTITHREAD equ 1
+CONFIG_PSNR equ 0
+CONFIG_VP8_ENCODER equ 0
+CONFIG_VP8_DECODER equ 1
+CONFIG_VP8 equ 1
+CONFIG_ENCODERS equ 0
+CONFIG_DECODERS equ 1
+CONFIG_STATIC_MSVCRT equ 0
+CONFIG_SPATIAL_RESAMPLING equ 1
+CONFIG_REALTIME_ONLY equ 0
+CONFIG_SHARED equ 0

media/libvpx/vpx_config_x86_64-win64-vs8.c

@@ -0,0 +1,2 @@
+static const char* const cfg = "--target=x86_64-win64-vs8 --disable-vp8-encoder --disable-examples --disable-install-docs";
+const char *vpx_codec_build_config(void) {return cfg;}

media/libvpx/vpx_config_x86_64-win64-vs8.h

@@ -0,0 +1,65 @@
+/* This file automatically generated by configure. Do not edit! */
+#define INLINE      __inline
+#define FORCEINLINE __forceinline
+#define RESTRICT    
+#define ARCH_ARM 0
+#define ARCH_MIPS 0
+#define ARCH_X86 0
+#define ARCH_X86_64 1
+#define ARCH_PPC32 0
+#define ARCH_PPC64 0
+#define HAVE_ARMV5TE 0
+#define HAVE_ARMV6 0
+#define HAVE_ARMV7 0
+#define HAVE_IWMMXT 0
+#define HAVE_IWMMXT2 0
+#define HAVE_MIPS32 0
+#define HAVE_MMX 1
+#define HAVE_SSE 1
+#define HAVE_SSE2 1
+#define HAVE_SSE3 1
+#define HAVE_SSSE3 1
+#define HAVE_ALTIVEC 0
+#define HAVE_VPX_PORTS 1
+#define HAVE_STDINT_H 0
+#define HAVE_ALT_TREE_LAYOUT 0
+#define HAVE_PTHREAD_H 0
+#define HAVE_SYS_MMAN_H 0
+#define CONFIG_EXTERNAL_BUILD 1
+#define CONFIG_INSTALL_DOCS 0
+#define CONFIG_INSTALL_BINS 1
+#define CONFIG_INSTALL_LIBS 1
+#define CONFIG_INSTALL_SRCS 0
+#define CONFIG_DEBUG 0
+#define CONFIG_GPROF 0
+#define CONFIG_GCOV 0
+#define CONFIG_RVCT 0
+#define CONFIG_GCC 0
+#define CONFIG_MSVS 1
+#define CONFIG_PIC 0
+#define CONFIG_BIG_ENDIAN 0
+#define CONFIG_CODEC_SRCS 0
+#define CONFIG_DEBUG_LIBS 0
+#define CONFIG_FAST_UNALIGNED 1
+#define CONFIG_MEM_MANAGER 0
+#define CONFIG_MEM_TRACKER 0
+#define CONFIG_MEM_CHECKS 0
+#define CONFIG_MD5 1
+#define CONFIG_DEQUANT_TOKENS 0
+#define CONFIG_DC_RECON 0
+#define CONFIG_NEW_TOKENS 0
+#define CONFIG_EVAL_LIMIT 0
+#define CONFIG_RUNTIME_CPU_DETECT 1
+#define CONFIG_POSTPROC 1
+#define CONFIG_POSTPROC_GENERIC 0
+#define CONFIG_MULTITHREAD 1
+#define CONFIG_PSNR 0
+#define CONFIG_VP8_ENCODER 0
+#define CONFIG_VP8_DECODER 1
+#define CONFIG_VP8 1
+#define CONFIG_ENCODERS 0
+#define CONFIG_DECODERS 1
+#define CONFIG_STATIC_MSVCRT 0
+#define CONFIG_SPATIAL_RESAMPLING 1
+#define CONFIG_REALTIME_ONLY 0
+#define CONFIG_SHARED 0