Add CPU feature helper function

JuliaLang · Jul 3, 2023 · ed1e3f5 · ed1e3f5
1 parent ce1b420
commit ed1e3f5
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Showing 5 changed files with 18 additions and 0 deletions.
diff --git a/src/jl_exported_funcs.inc b/src/jl_exported_funcs.inc
@@ -212,6 +212,7 @@
     XX(jl_get_binding_or_error) \
     XX(jl_get_binding_wr) \
     XX(jl_get_cpu_name) \
+    XX(jl_get_cpu_features) \
     XX(jl_get_current_task) \
     XX(jl_get_default_sysimg_path) \
     XX(jl_get_excstack) \

diff --git a/src/processor.h b/src/processor.h
@@ -221,6 +221,8 @@ jl_image_t jl_init_processor_pkgimg(void *hdl);
 
 // Return the name of the host CPU as a julia string.
 JL_DLLEXPORT jl_value_t *jl_get_cpu_name(void);
+// Return the features of the host CPU as a julia string.
+JL_DLLEXPORT jl_value_t *jl_get_cpu_features(void);
 // Dump the name and feature set of the host CPU
 // For debugging only
 JL_DLLEXPORT void jl_dump_host_cpu(void);

diff --git a/src/processor_arm.cpp b/src/processor_arm.cpp
@@ -1802,6 +1802,11 @@ JL_DLLEXPORT jl_value_t *jl_get_cpu_name(void)
     return jl_cstr_to_string(host_cpu_name().c_str());
 }
 
+JL_DLLEXPORT jl_value_t *jl_get_cpu_features(void)
+{
+    return jl_cstr_to_string(jl_get_cpu_features_llvm().c_str());
+}
+
 jl_image_t jl_init_processor_sysimg(void *hdl)
 {
     if (!jit_targets.empty())

diff --git a/src/processor_fallback.cpp b/src/processor_fallback.cpp
@@ -164,6 +164,11 @@ JL_DLLEXPORT jl_value_t *jl_get_cpu_name(void)
     return jl_cstr_to_string(host_cpu_name().c_str());
 }
 
+JL_DLLEXPORT jl_value_t *jl_get_cpu_features(void)
+{
+    return jl_cstr_to_string(jl_get_cpu_features_llvm().c_str());
+}
+
 JL_DLLEXPORT void jl_dump_host_cpu(void)
 {
     jl_safe_printf("CPU: %s\n", host_cpu_name().c_str());

diff --git a/src/processor_x86.cpp b/src/processor_x86.cpp
@@ -1042,6 +1042,11 @@ JL_DLLEXPORT jl_value_t *jl_get_cpu_name(void)
     return jl_cstr_to_string(host_cpu_name().c_str());
 }
 
+JL_DLLEXPORT jl_value_t *jl_get_cpu_features(void)
+{
+    return jl_cstr_to_string(jl_get_cpu_features_llvm().c_str());
+}
+
 jl_image_t jl_init_processor_sysimg(void *hdl)
 {
     if (!jit_targets.empty())