Disable unused ARM SME to reduce android app binary size (#141942)

mcr229 · pytorchmergebot · commit 16676fd17b10 · 2024-12-04T07:24:50.000Z
Summary: ARM SME kernels aren't currently used right now, so disabling their build so Reviewed By: digantdesai Differential Revision: D66336599 Pull Request resolved: #141942 Approved by: https://github.com/digantdesai
diff --git a/third_party/xnnpack.buck.bzl b/third_party/xnnpack.buck.bzl
@@ -2265,6 +2265,8 @@ def define_xnnpack(third_party, labels = [], XNNPACK_WINDOWS_AVX512F_ENABLED = F
             "-DXNN_ENABLE_ARM_I8MM=1",
             "-DXNN_ENABLE_ARM_FP16_VECTOR=1",
             "-DXNN_ENABLE_AVXVNNI=0",
+            "-DXNN_ENABLE_ARM_SME=0",
+            "-DXNN_ENABLE_ARM_SME2=0",
         ],
         srcs = XNNPACK_SRCS + LOGGING_SRCS + OPERATOR_SRCS + [
             "XNNPACK/src/init.c",
