Move align_malloc(), align_free() to p_util.h

2 files changed, 51 insertions, 44 deletions

diff --git a/src/mesa/pipe/p_util.h b/src/mesa/pipe/p_util.h
index 3c5e98453c9..898459293eb 100644
--- a/src/mesa/pipe/p_util.h
+++ b/src/mesa/pipe/p_util.h
@@ -30,6 +30,8 @@
 
 #include "p_compiler.h"
 #include <math.h>
+#include <stdint.h>
+
 
 #ifdef WIN32
 
@@ -93,7 +95,7 @@ REALLOC( void *old_ptr, unsigned old_size, unsigned new_size )
 
 #define GETENV( X )  NULL
 
-#else // WIN32
+#else /* WIN32 */
 
 #define MALLOC( SIZE )  malloc( SIZE )
 
@@ -105,10 +107,56 @@ REALLOC( void *old_ptr, unsigned old_size, unsigned new_size )
 
 #define GETENV( X )  getenv( X )
 
-#endif // WIN32
+#endif /* WIN32 */
 
 #define CALLOC_STRUCT(T)   (struct T *) CALLOC(1, sizeof(struct T))
 
+
+
+/**
+ * Return memory on given byte alignment
+ */
+static INLINE void *
+align_malloc(size_t bytes, unsigned long alignment)
+{
+#if defined(HAVE_POSIX_MEMALIGN)
+   void *mem;
+
+   (void) posix_memalign(& mem, alignment, bytes);
+   return mem;
+#else
+   uintptr_t ptr, buf;
+
+   assert( alignment > 0 );
+
+   ptr = (uintptr_t) MALLOC(bytes + alignment + sizeof(void *));
+   if (!ptr)
+      return NULL;
+
+   buf = (ptr + alignment + sizeof(void *)) & ~(uintptr_t)(alignment - 1);
+   *(uintptr_t *)(buf - sizeof(void *)) = ptr;
+
+   return (void *) buf;
+#endif /* defined(HAVE_POSIX_MEMALIGN) */
+}
+
+/**
+ * Free memory returned by align_malloc().
+ */
+static INLINE void
+align_free(void *ptr)
+{
+#if defined(HAVE_POSIX_MEMALIGN)
+   FREE(ptr);
+#else
+   void **cubbyHole = (void **) ((char *) ptr - sizeof(void *));
+   void *realAddr = *cubbyHole;
+   FREE(realAddr);
+#endif /* defined(HAVE_POSIX_MEMALIGN) */
+}
+
+
+
 #define CLAMP( X, MIN, MAX )  ( (X)<(MIN) ? (MIN) : ((X)>(MAX) ? (MAX) : (X)) )
 #define MIN2( A, B )   ( (A)<(B) ? (A) : (B) )
 #define MAX2( A, B )   ( (A)>(B) ? (A) : (B) )
diff --git a/src/mesa/pipe/xlib/xm_winsys.c b/src/mesa/pipe/xlib/xm_winsys.c
index a03c9835a59..42c43387afe 100644
--- a/src/mesa/pipe/xlib/xm_winsys.c
+++ b/src/mesa/pipe/xlib/xm_winsys.c
@@ -35,11 +35,11 @@
 
 #include "glxheader.h"
 #include "xmesaP.h"
-#include "main/macros.h"
 
 #include "pipe/p_winsys.h"
 #include "pipe/p_format.h"
 #include "pipe/p_context.h"
+#include "pipe/p_util.h"
 #include "pipe/softpipe/sp_winsys.h"
 
 #ifdef GALLIUM_CELL
@@ -49,47 +49,6 @@
 #include "xm_winsys_aub.h"
 
 
-/** XXX from Mesa core */
-static void *
-align_malloc(size_t bytes, unsigned long alignment)
-{
-#if defined(HAVE_POSIX_MEMALIGN)
-   void *mem;
-
-   (void) posix_memalign(& mem, alignment, bytes);
-   return mem;
-#else
-   uintptr_t ptr, buf;
-
-   assert( alignment > 0 );
-
-   ptr = (uintptr_t) malloc(bytes + alignment + sizeof(void *));
-   if (!ptr)
-      return NULL;
-
-   buf = (ptr + alignment + sizeof(void *)) & ~(uintptr_t)(alignment - 1);
-   *(uintptr_t *)(buf - sizeof(void *)) = ptr;
-
-   return (void *) buf;
-#endif /* defined(HAVE_POSIX_MEMALIGN) */
-}
-
-
-/** XXX from Mesa core */
-static void
-align_free(void *ptr)
-{
-#if defined(HAVE_POSIX_MEMALIGN)
-   free(ptr);
-#else
-   void **cubbyHole = (void **) ((char *) ptr - sizeof(void *));
-   void *realAddr = *cubbyHole;
-   free(realAddr);
-#endif /* defined(HAVE_POSIX_MEMALIGN) */
-}
-
-
-
 /**
  * Low-level OS/window system memory buffer
  */