libvpx: Pull from upstream

source/libvpx/libs.mk

Index: source/libvpx/libs.mk
===================================================================
--- source/libvpx/libs.mk	(revision 263011)
+++ source/libvpx/libs.mk	(working copy)
@@ -49,7 +49,7 @@
 define rtcd_h_template
 $$(BUILD_PFX)$(1).h: $$(SRC_PATH_BARE)/$(2)
 	@echo "    [CREATE] $$@"
-	$$(qexec)$$(SRC_PATH_BARE)/build/make/rtcd.sh --arch=$$(TGT_ISA) \
+	$$(qexec)$$(SRC_PATH_BARE)/build/make/rtcd.pl --arch=$$(TGT_ISA) \
           --sym=$(1) \
           --config=$$(CONFIG_DIR)$$(target)$$(if $$(FAT_ARCHS),,-$$(TOOLCHAIN)).mk \
           $$(RTCD_OPTIONS) $$^ > $$@
@@ -162,7 +162,7 @@
 endif
 
 CODEC_SRCS-$(BUILD_LIBVPX) += build/make/version.sh
-CODEC_SRCS-$(BUILD_LIBVPX) += build/make/rtcd.sh
+CODEC_SRCS-$(BUILD_LIBVPX) += build/make/rtcd.pl
 CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/emmintrin_compat.h
 CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/mem_ops.h
 CODEC_SRCS-$(BUILD_LIBVPX) += vpx_ports/mem_ops_aligned.h
@@ -236,6 +236,13 @@
             --out=$@ $^
 CLEAN-OBJS += vpx.def
 
+# Assembly files that are included, but don't define symbols themselves.
+# Filtered out to avoid Visual Studio build warnings.
+ASM_INCLUDES := \
+    third_party/x86inc/x86inc.asm \
+    vpx_config.asm \
+    vpx_ports/x86_abi_support.asm \
+
 vpx.$(VCPROJ_SFX): $(CODEC_SRCS) vpx.def obj_int_extract.$(VCPROJ_SFX)
 	@echo "    [CREATE] $@"
 	$(qexec)$(GEN_VCPROJ) \
@@ -246,7 +253,8 @@
             --proj-guid=DCE19DAF-69AC-46DB-B14A-39F0FAA5DB74 \
             --module-def=vpx.def \
             --ver=$(CONFIG_VS_VERSION) \
-            --out=$@ $(CFLAGS) $^ \
+            --out=$@ $(CFLAGS) \
+            $(filter-out $(addprefix %, $(ASM_INCLUDES)), $^) \
             --src-path-bare="$(SRC_PATH_BARE)" \
 
 PROJECTS-$(BUILD_LIBVPX) += vpx.$(VCPROJ_SFX)