Reduced expand_microarchitectures to armv7l-*-march+neonvfpv4

Author: stemann

X/XNNPACK/build_tarballs.jl

@@ -33,17 +33,17 @@ atomic_patch -p1 ../patches/xnnpack-soversion.patch
 atomic_patch -p1 ../patches/xnnpack-freebsd.patch
 atomic_patch -p1 ../patches/xnnpack-w64-system-libs.patch
 C_FLAGS=()
-if [[ $bb_full_target == arm*march+neonvfpv4* ]]; then
+if [[ $bb_full_target == armv7l-*march+neonvfpv4 ]]; then
     atomic_patch -p1 ../patches/xnnpack-arm-exclude-microkernel-srcs.patch
     C_FLAGS+="-DXNN_NO_F32_OPERATORS "
     C_FLAGS+="-DXNN_NO_QS8_OPERATORS "
-elif [[ $bb_full_target == aarch64-*march+armv8* ]]; then
+elif [[ $bb_full_target == aarch64-* ]]; then # Building for aarch64-*march+armv8*
     atomic_patch -p1 ../patches/xnnpack-aarch64-exclude-microkernel-srcs.patch
     atomic_patch -p1 ../patches/xnnpack-aarch64-armv8-exclude-microkernel-srcs.patch
     C_FLAGS+="-DXNN_NO_F16_OPERATORS "
     C_FLAGS+="-DXNN_NO_F32_OPERATORS "
     C_FLAGS+="-DXNN_NO_QS8_OPERATORS "
-# elif [[ $bb_full_target == aarch64-apple-*march+apple_m1* ]]; then # This should work when Yggdrasil is on Julia 1.8
+# elif [[ $bb_full_target == aarch64-apple-*march+apple_m1* ]]; then # Requires build for specific micro-architecture
 #     atomic_patch -p1 ../patches/xnnpack-aarch64-exclude-microkernel-srcs.patch
 #     C_FLAGS+="-DXNN_NO_F16_OPERATORS "
 fi
@@ -73,10 +73,7 @@ install_license ../LICENSE
 platforms = supported_platforms()
 filter!(p -> arch(p) != "armv6l", platforms) # armv6l is unsupported by XNNPACK (lacks NEON instructions)
 filter!(p -> arch(p) != "powerpc64le", platforms) # PowerPC64LE is unsupported by XNNPACK (Unsupported architecture in src/init.c)
-platforms = expand_microarchitectures(platforms, [
-    "armv8_0", "armv8_1", "armv8_2_crypto", # "apple_m1",
-    "neonvfpv4",
-])
+platforms = expand_microarchitectures(platforms, ["neonvfpv4"]) # NEON instructions needed for armv7l
 
 # The products that we will ensure are always built
 products = [