libvpx: Pull from upstream

source/libvpx/build/make/Makefile

 ##
 ##  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.
 ##
 
@@ skipping 96 matching lines @@
 $(BUILD_PFX)%_mmx.c.d: CFLAGS += -mmmx
 $(BUILD_PFX)%_mmx.c.o: CFLAGS += -mmmx
 $(BUILD_PFX)%_sse2.c.d: CFLAGS += -msse2
 $(BUILD_PFX)%_sse2.c.o: CFLAGS += -msse2
 $(BUILD_PFX)%_sse3.c.d: CFLAGS += -msse3
 $(BUILD_PFX)%_sse3.c.o: CFLAGS += -msse3
 $(BUILD_PFX)%_ssse3.c.d: CFLAGS += -mssse3
 $(BUILD_PFX)%_ssse3.c.o: CFLAGS += -mssse3
 $(BUILD_PFX)%_sse4.c.d: CFLAGS += -msse4.1
 $(BUILD_PFX)%_sse4.c.o: CFLAGS += -msse4.1
+$(BUILD_PFX)%_avx.c.d: CFLAGS += -mavx
+$(BUILD_PFX)%_avx.c.o: CFLAGS += -mavx
+$(BUILD_PFX)%_avx2.c.d: CFLAGS += -mavx2
+$(BUILD_PFX)%_avx2.c.o: CFLAGS += -mavx2
 
 $(BUILD_PFX)%.c.d: %.c
         $(if $(quiet),@echo "    [DEP] $@")
         $(qexec)mkdir -p $(dir $@)
         $(qexec)$(CC) $(INTERNAL_CFLAGS) $(CFLAGS) -M $< | $(fmt_deps) > $@
 
 $(BUILD_PFX)%.c.o: %.c
         $(if $(quiet),@echo "    [CC] $@")
         $(qexec)$(CC) $(INTERNAL_CFLAGS) $(CFLAGS) -c -o $@ $<
 
@@ skipping 284 matching lines @@
 ifeq ($(CONFIG_EXTERNAL_BUILD),yes)
     BUILD_TARGETS += .projects
     INSTALL_TARGETS += .install-projects
 endif
 BUILD_TARGETS += .docs .libs .bins
 INSTALL_TARGETS += .install-docs .install-srcs .install-libs .install-bins
 all: $(BUILD_TARGETS)
 install:: $(INSTALL_TARGETS)
 dist: $(INSTALL_TARGETS)
 test::