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Set ARMv8.2-A (Cortex-A53) specific compile options

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This commit is contained in:
Eric Mittag
2026-02-10 14:45:15 +01:00
committed by Robert Schmidt
parent 7b86f61383
commit 15ee75980b
1 changed files with 8 additions and 1 deletions
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CMakeLists.txt
+8 -1
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@@ -158,6 +158,8 @@ elseif (CMAKE_SYSTEM_PROCESSOR STREQUAL "aarch64")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -gdwarf-2 -mcpu=neoverse-n1 -lgcc -lrt")
elseif (CPUPART MATCHES "0xd49") # Neoverse-N2
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -gdwarf-2 -mcpu=neoverse-n2 -ftree-vectorize -lgcc -lrt")
elseif (CPUPART MATCHES "0xd03") # Cortex-A53
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -gdwarf-2 -mcpu=cortex-a53 -lgcc -lrt")
else ()
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -gdwarf-2 -mcpu=native -lgcc -lrt")
endif()
@@ -166,7 +168,12 @@ else()
endif()
if (NOT CROSS_COMPILE)
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -march=native")
if (CPUPART MATCHES "0xd03")
# Cortex-A53 does not support ARMv8.2-A extensions
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -march=armv8-a+simd")
else()
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -march=native")
endif()
else ()
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -march=armv8.2-a")
endif()