Add memalloc_alloc_aligned

libretro-common/include/memalign.h

@@ -31,6 +31,8 @@ RETRO_BEGIN_DECLS
 
 void *memalign_alloc(size_t boundary, size_t size);
 
+void *memalign_alloc_aligned(size_t size);
+
 void memalign_free(void *ptr);
 
 RETRO_END_DECLS

libretro-common/memmap/memalign.c

@@ -25,6 +25,7 @@
 
 #include <memalign.h>
 
+
 void *memalign_alloc(size_t boundary, size_t size)
 {
    void **place   = NULL;
@@ -50,3 +51,14 @@ void memalign_free(void *ptr)
    p = (void**)ptr;
    free(p[-1]);
 }
+
+void *memalign_alloc_aligned(size_t size)
+{
+#if defined(__x86_64__) || defined(__LP64) || defined(__IA64__) || defined(_M_X64) || defined(_WIN64)
+   return memalign_alloc(64, size);
+#elif defined(__i386__) || defined(__i486__) || defined(__i686__) || defined(GEKKO)
+   return memalign_alloc(32, size);
+#else
+   return memalign_alloc(32, size);
+#endif
+}