Fixed a few compiler warnings.

Added SDL_blit_copy.c to the Visual C++ project

The SSE and MMX intrinsics don't compile on Visual Studio yet...

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402612

VisualC/SDL/SDL.vcproj

@@ -416,6 +416,14 @@
 			RelativePath="..\..\src\video\SDL_blit_A.c"
 			>
 		</File>
+		<File
+			RelativePath="..\..\src\video\SDL_blit_copy.c"
+			>
+		</File>
+		<File
+			RelativePath="..\..\src\video\SDL_blit_copy.h"
+			>
+		</File>
 		<File
 			RelativePath="..\..\src\video\SDL_blit_N.c"
 			>

src/video/SDL_blit.c

@@ -139,10 +139,11 @@ SDL_ChooseBlitFunc(SDL_BlitEntry * entries, int count)
     static Uint32 features = 0xffffffff;
 
     if (features == 0xffffffff) {
+        const char *override = SDL_getenv("SDL_BLIT_FEATURES");
+
         features = SDL_BLIT_ANY;
 
-        /* Provide an override for testing .. */
-        const char *override = SDL_getenv("SDL_BLIT_FEATURES");
+        /* Allow an override for testing .. */
         if (override) {
             SDL_sscanf(override, "%u", &features);
         } else {
@@ -152,7 +153,7 @@ SDL_ChooseBlitFunc(SDL_BlitEntry * entries, int count)
             if (SDL_HasSSE()) {
                 features |= SDL_BLIT_SSE;
             }
-            if (SDL_HasAltivec()) {
+            if (SDL_HasAltiVec()) {
                 if (SDL_UseAltivecPrefetch()) {
                     features |= SDL_BLIT_ALTIVEC_PREFETCH;
                 } else {

src/video/SDL_blit.h

@@ -31,6 +31,7 @@
 #include <xmmintrin.h>
 #endif
 
+#include "SDL_cpuinfo.h"
 #include "SDL_endian.h"
 
 /* The structure passed to the low level blit functions */

src/video/SDL_blit_copy.c

@@ -21,6 +21,7 @@
 */
 #include "SDL_config.h"
 
+#include "SDL_cpuinfo.h"
 #include "SDL_video.h"
 #include "SDL_blit.h"
 #include "SDL_blit_copy.h"