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Enable Android 16 KB page size support (#22076)

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### Description
<!-- Describe your changes. -->
Add linker flags to support 16KB page size support on Android. 

See
https://source.android.com/docs/core/architecture/16kb-page-size/16kb#build-lib-16kb-alignment

### Motivation and Context
<!-- - Why is this change required? What problem does it solve?
- If it fixes an open issue, please link to the issue here. -->
#21837
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Scott McKay 2024-09-19 18:53:57 +10:00 committed by GitHub
parent e33b08ead1
commit 99ee6eeca2
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1 changed files with 5 additions and 1 deletions
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6
cmake/adjust_global_compile_flags.cmake
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@ -1,11 +1,15 @@
# work around Android NDK bug which doesn't include -O flag for Release configuration
# https://github.com/android/ndk/issues/1740
# TODO: remove this when the NDK version(s) we support get fixed
if (CMAKE_SYSTEM_NAME STREQUAL "Android")
if (ANDROID)
# NB: attempting to match the effects of this fix: https://android-review.googlesource.com/c/platform/ndk/+/2168845
string(APPEND CMAKE_C_FLAGS_RELEASE " -O3")
string(APPEND CMAKE_CXX_FLAGS_RELEASE " -O3")
string(APPEND CMAKE_ASM_FLAGS_RELEASE " -O3")
# Build shared libraries with support for 16 KB ELF alignment
# https://source.android.com/docs/core/architecture/16kb-page-size/16kb#build-lib-16kb-alignment
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,max-page-size=16384")
endif()
# Suggested by https://gitlab.kitware.com/cmake/cmake/-/issues/20132