commit 39c539d7a12294659b39c7b478526e2a608af679
author Larry Liu <8188269+larryliu0820@users.noreply.github.com> Tue Apr 13 17:40:04 2021 -0700
committer Larry Liu <8188269+larryliu0820@users.noreply.github.com> Tue Apr 13 17:40:04 2021 -0700
tree a7e8769eedded6bb581a919218b916838873ee08
parent ec56b7ee14e4b186bfb95f96a69784c14fdea016

Fix neon v8 for ios armv7

Based on discussion in #1402

CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 852b087..4dcedc2 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2963,10 +2963,11 @@
   SET_PROPERTY(SOURCE ${XNNPACK_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -marm ")
   SET_PROPERTY(SOURCE ${XNNPACK_NEON_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -march=armv7-a -mfpu=neon ")
   SET_PROPERTY(SOURCE ${XNNPACK_NEONFMA_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -march=armv7-a -mfpu=neon-vfpv4 ")
-  SET_PROPERTY(SOURCE ${XNNPACK_NEONV8_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -march=armv8-a -mfpu=neon-fp-armv8 ")
   IF(IOS)
+    SET_PROPERTY(SOURCE ${XNNPACK_NEONV8_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -mcpu=cyclone -mtune=generic ")
     SET_PROPERTY(SOURCE ${XNNPACK_AARCH32_ASM_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -arch ${IOS_ARCH} ")
   ELSE()
+    SET_PROPERTY(SOURCE ${XNNPACK_NEONV8_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -march=armv8-a -mfpu=neon-fp-armv8 ")
     SET_PROPERTY(SOURCE ${XNNPACK_NEONDOT_MICROKERNEL_SRCS} APPEND_STRING PROPERTY COMPILE_FLAGS " -march=armv8.2-a+dotprod -mfpu=neon-fp-armv8 ")
   ENDIF()
   # Workground the neon detection bug in ARM v8