Initial LsPower implementation

.venv/Lib/site-packages/numpy/distutils/checks/cpu_lsx.c

@@ -0,0 +1,11 @@
+#ifndef __loongarch_sx
+#error "HOST/ARCH doesn't support LSX"
+#endif
+
+#include <lsxintrin.h>
+
+int main(void)
+{
+    __m128i a = __lsx_vadd_d(__lsx_vldi(0), __lsx_vldi(0));
+    return __lsx_vpickve2gr_w(a, 0);
+}