Add WebAssembly/Emscripten as a dedicated architecute and target

Author: martin-frbg

getarch.c

@@ -1232,6 +1232,20 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #else
 #endif
 
+#ifdef FORCE_WASM128_GENERIC
+#define FORCE
+#define ARCHITECTURE    "WASM"
+#define SUBARCHITECTURE "WASM128_GENERIC"
+#define SUBDIRNAME      "wasm"
+#define ARCHCONFIG   "-DWASM128_GENERIC " \
+       "-DL1_DATA_SIZE=32768 -DL1_DATA_LINESIZE=32 " \
+       "-DL2_SIZE=1048576 -DL2_LINESIZE=32 " \
+       "-DDTB_DEFAULT_ENTRIES=128 -DDTB_SIZE=4096 -DL2_ASSOCIATIVE=4 "
+#define LIBNAME   "wasm128"
+#define CORENAME  "WASM128_GENERIC"
+#else
+#endif
+
 #ifdef FORCE_CORTEXA15
 #define FORCE
 #define ARCHITECTURE    "ARM"
@@ -1949,6 +1963,10 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define OPENBLAS_SUPPORTED
 #endif
 
+#ifdef __wasm__
+#define OPENBLAS_SUPPORTED
+#endif
+
 #ifndef OPENBLAS_SUPPORTED
 #error "This arch/CPU is not supported by OpenBLAS."
 #endif