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Avoid repeating the -march flag

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Under the right circumstances, both -march=armv8.1-a and -march=native
were added. But it only makes sense to use one or the other.
This commit is contained in:
Piotr Paweł Stefaniak 2024-05-06 14:34:27 +02:00 committed by Megamouse
parent 8dac5e34be
commit fe9bb31b09
1 changed files with 3 additions and 5 deletions
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8
buildfiles/cmake/ConfigureCompiler.cmake
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@ -33,7 +33,9 @@ else()
add_compile_options(-fno-exceptions)
add_compile_options(-fstack-protector)
if (COMPILER_ARM)
if(USE_NATIVE_INSTRUCTIONS AND COMPILER_SUPPORTS_MARCH_NATIVE)
add_compile_options(-march=native)
elseif(COMPILER_ARM)
# This section needs a review. Apple claims armv8.5-a on M-series but doesn't support SVE.
# Note that compared to the rest of the 8.x family, 8.1 is very restrictive and we'll have to bump the requirement in future to get anything meaningful.
if (APPLE)
@ -90,10 +92,6 @@ else()
add_compile_options(-Wno-class-memaccess)
endif()
if(USE_NATIVE_INSTRUCTIONS AND COMPILER_SUPPORTS_MARCH_NATIVE)
add_compile_options(-march=native)
endif()
if(NOT APPLE AND NOT WIN32)
# This hides our LLVM from mesa's LLVM, otherwise we get some unresolvable conflicts.
add_link_options(-Wl,--exclude-libs,ALL)