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ggml: Show detected features with GGML_NATIVE

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Signed-off-by: Adrien Gallouët <angt@huggingface.co>
This commit is contained in:
Adrien Gallouët 2024-12-17 12:11:30 +01:00
parent 7eb81e1603
commit 1dae1d884f
1 changed files with 18 additions and 0 deletions
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18
ggml/src/ggml-cpu/CMakeLists.txt
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@ -114,6 +114,24 @@ function(ggml_add_cpu_backend_variant_impl tag_name)
else() else()
if (GGML_NATIVE) if (GGML_NATIVE)
list(APPEND ARCH_FLAGS -mcpu=native) list(APPEND ARCH_FLAGS -mcpu=native)
# Show enabled features
execute_process(
COMMAND ${CMAKE_C_COMPILER} ${ARCH_FLAGS} -dM -E -
INPUT_FILE "/dev/null"
OUTPUT_VARIABLE ARM_FEATURE
RESULT_VARIABLE ARM_FEATURE_RESULT
)
if (ARM_FEATURE_RESULT)
message(WARNING "Failed to get ARM features")
else()
foreach(feature DOTPROD SVE MATMUL_INT8 FMA FP16_VECTOR_ARITHMETIC)
string(FIND "${ARM_FEATURE}" "__ARM_FEATURE_${feature} 1" feature_pos)
if (NOT ${feature_pos} EQUAL -1)
message(STATUS "ARM feature ${feature} enabled")
endif()
endforeach()
endif()
else() else()
check_cxx_compiler_flag(-mfp16-format=ieee COMPILER_SUPPORTS_FP16_FORMAT_I3E) check_cxx_compiler_flag(-mfp16-format=ieee COMPILER_SUPPORTS_FP16_FORMAT_I3E)
if (NOT "${COMPILER_SUPPORTS_FP16_FORMAT_I3E}" STREQUAL "") if (NOT "${COMPILER_SUPPORTS_FP16_FORMAT_I3E}" STREQUAL "")