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ggml : fix build broken with -march=armv9-a on MacOS #16520

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Merged
merged 4 commits into from
Oct 13, 2025
Merged

ggml : fix build broken with -march=armv9-a on MacOS #16520

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30d5910
ggml : fix build broken with -march=armv9-a on MacOS
DamonFool Oct 11, 2025
c99c32d
Add #pragma message
DamonFool Oct 13, 2025
021ca1b
Address review comment.
DamonFool Oct 13, 2025
4278b20
Update ggml/src/ggml-cpu/ggml-cpu.c
slaren Oct 13, 2025
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2 changes: 1 addition & 1 deletion ggml/src/ggml-cpu/ggml-cpu-impl.h
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Expand Up @@ -68,7 +68,7 @@ struct ggml_compute_params {
#endif // __VXE2__
#endif // __s390x__ && __VEC__

#if defined(__ARM_FEATURE_SVE)
#if defined(__ARM_FEATURE_SVE) && defined(__linux__)
#include <sys/prctl.h>
#endif

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7 changes: 6 additions & 1 deletion ggml/src/ggml-cpu/ggml-cpu.c
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Expand Up @@ -689,8 +689,13 @@ bool ggml_is_numa(void) {
#endif

static void ggml_init_arm_arch_features(void) {
#if defined(__linux__) && defined(__aarch64__) && defined(__ARM_FEATURE_SVE)
#if defined(__aarch64__) && defined(__ARM_FEATURE_SVE)
#if defined(__linux__)
ggml_arm_arch_features.sve_cnt = PR_SVE_VL_LEN_MASK & prctl(PR_SVE_GET_VL);
#else
// TODO: add support of SVE for non-linux systems
#error "TODO: SVE is not supported on this platform. To use SVE, sve_cnt needs to be initialized here."
#endif
#endif
}

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