treewide: Enable VFP/NEON optimizations for aarch64

For speexdsp, support for NEON on aarch64 was added in 1.2.0[1].

[1]: https://github.com/xiph/speexdsp/pull/8

Signed-off-by: Jeffery To <jeffery.to@gmail.com>
(cherry picked from commit dec17eb36c)

libs/libpng/Makefile

@@ -40,7 +40,8 @@ TARGET_CFLAGS += $(FPIC)
 CONFIGURE_ARGS += \
 	--enable-shared \
 	--enable-static \
-	$(if $(findstring neon,$(CONFIG_CPU_TYPE)),--enable-hardware-optimizations=yes --enable-arm-neon=yes)
+	$(if $(findstring neon,$(CONFIG_CPU_TYPE))$(findstring aarch64,$(CONFIG_ARCH)), \
+		--enable-hardware-optimizations=yes --enable-arm-neon=yes)
 
 define Build/InstallDev
 	$(INSTALL_DIR) $(1)/usr/bin

libs/opus/Makefile

@@ -47,7 +47,7 @@ ifeq ($(CONFIG_SOFT_FLOAT),y)
 		--enable-fixed-point
 endif
 
-ifneq ($(findstring neon,$(CONFIG_CPU_TYPE)),)
+ifneq ($(findstring neon,$(CONFIG_CPU_TYPE))$(findstring aarch64,$(CONFIG_ARCH)),)
 	CONFIGURE_ARGS+= \
 		--enable-fixed-point
 endif

libs/speexdsp/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=speexdsp
 PKG_VERSION:=1.2.0
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://downloads.us.xiph.org/releases/speex/
@@ -60,7 +60,6 @@ CONFIGURE_ARGS += \
 	--enable-shared \
 	--enable-static \
 	--disable-examples \
-	$(if $(CONFIG_aarch64),--disable-neon) \
 	$(if $(CONFIG_SOFT_FLOAT),--enable-fixed-point --disable-float-api)
 
 $(eval $(call BuildPackage,libspeexdsp))

multimedia/ffmpeg/Makefile

@@ -444,7 +444,7 @@ FFMPEG_CONFIGURE+= \
 	--disable-fast-unaligned \
 	--disable-runtime-cpudetect
 
-else ifneq ($(findstring arm,$(CONFIG_ARCH)),)
+else ifneq ($(findstring arm,$(CONFIG_ARCH))$(findstring aarch64,$(CONFIG_ARCH)),)
 FFMPEG_CONFIGURE+= \
 	--disable-runtime-cpudetect
 # XXX: GitHub issue 3320 ppc cpu with fpu but no altivec (WNDR4700)
@@ -478,6 +478,13 @@ ifneq ($(findstring arm,$(CONFIG_ARCH)),)
 	endif
 endif
 
+ifneq ($(findstring aarch64,$(CONFIG_ARCH)),)
+	FFMPEG_CONFIGURE+= \
+		--enable-lto \
+		--enable-neon \
+		--enable-vfp
+endif
+
 ifeq ($(ARCH),x86_64)
 	FFMPEG_CONFIGURE+= --enable-lto
 endif

sound/mpg123/Makefile

@@ -70,6 +70,9 @@ ifeq ($(CONFIG_SOFT_FLOAT),y)
 else ifneq ($(findstring neon,$(CONFIG_CPU_TYPE)),)
 	CONFIGURE_ARGS+= \
 		--with-cpu=arm_fpu
+else ifneq ($(findstring aarch64,$(CONFIG_ARCH)),)
+	CONFIGURE_ARGS+= \
+		--with-cpu=aarch64
 else
 	CONFIGURE_ARGS+= \
 		--with-cpu=generic_fpu