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cmake: Set PNG_ARM_NEON to "on" by default on ARM64

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Avoid build failures on all ARM64-based non-Linux systems.
PNG_ARM_NEON can be set to "check" on Linux/ARM32 only.
This commit is contained in:
Cosmin Truta 2022-08-26 03:27:42 +03:00
parent 723b2d9f2e
commit 103f8346e3
1 changed files with 12 additions and 5 deletions
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17
CMakeLists.txt
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@ -1,6 +1,6 @@
# CMakeLists.txt
# Copyright (c) 2018-2020 Cosmin Truta
# Copyright (c) 2018-2022 Cosmin Truta
# Copyright (c) 2007,2009-2018 Glenn Randers-Pehrson
# Written by Christian Ehrlicher, 2007
# Revised by Roger Lowman, 2009-2010
@ -69,10 +69,17 @@ if(PNG_HARDWARE_OPTIMIZATIONS)
# Set definitions and sources for ARM.
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^arm" OR
CMAKE_SYSTEM_PROCESSOR MATCHES "^aarch64")
set(PNG_ARM_NEON_POSSIBLE_VALUES check on off)
set(PNG_ARM_NEON "check"
CACHE STRING "Enable ARM NEON optimizations: check|on|off; check is default")
CMAKE_SYSTEM_PROCESSOR MATCHES "^aarch64")
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^arm64" OR
CMAKE_SYSTEM_PROCESSOR MATCHES "^aarch64")
set(PNG_ARM_NEON_POSSIBLE_VALUES on off)
set(PNG_ARM_NEON "on"
CACHE STRING "Enable ARM NEON optimizations: on|off; on is default")
else()
set(PNG_ARM_NEON_POSSIBLE_VALUES check on off)
set(PNG_ARM_NEON "check"
CACHE STRING "Enable ARM NEON optimizations: check|on|off; check is default")
endif()
set_property(CACHE PNG_ARM_NEON
PROPERTY STRINGS ${PNG_ARM_NEON_POSSIBLE_VALUES})
list(FIND PNG_ARM_NEON_POSSIBLE_VALUES ${PNG_ARM_NEON} index)