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on linux, link against Openblas Parallel (e.g. for fedora 40) #1077

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on linux, link against Openblas Parallel (e.g. for fedora 40) #1077

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506297b
link against parallel openblas
AndLLA Aug 19, 2024
0253933
display the actual openblas runtime flavour used
AndLLA Aug 19, 2024
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2 changes: 1 addition & 1 deletion Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -358,7 +358,7 @@ else
endif

ifdef LLAMA_OPENBLAS
OPENBLAS_BUILD = $(CXX) $(CXXFLAGS) $^ $(ARCH_ADD) -lopenblas -shared -o [email protected] $(LDFLAGS)
OPENBLAS_BUILD = $(CXX) $(CXXFLAGS) $^ $(ARCH_ADD) -lopenblasp -shared -o [email protected] $(LDFLAGS)
endif
ifdef LLAMA_CLBLAST
ifeq ($(UNAME_S),Darwin)
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11 changes: 10 additions & 1 deletion ggml/src/ggml-blas.cpp
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Expand Up @@ -352,6 +352,15 @@ ggml_backend_t ggml_backend_blas_init(void) {
fprintf(stderr, "%s: warning: ggml is using OpenMP, but BLIS was compiled without OpenMP support\n", __func__);
#endif

fprintf(stderr, "%s: openblas_get_parallel %d \n", __func__, openblas_get_parallel());
fprintf(stderr, "%s: openblas_get_config %s \n", __func__, openblas_get_config());

#ifdef GGML_USE_OPENMP
fprintf(stderr, "%s: GGML_USE_OPENMP %s \n", __func__, GGML_USE_OPENMP);
#else
fprintf(stderr, "%s: GGML_USE_OPENMP n/a \n", __func__);
#endif

return backend;
}

Expand All @@ -364,4 +373,4 @@ void ggml_backend_blas_set_n_threads(ggml_backend_t backend_blas, int n_threads)

ggml_backend_blas_context * ctx = (ggml_backend_blas_context *)backend_blas->context;
ctx->n_threads = n_threads;
}
}