gallium/u_dump: export util_dump_ptr

Change format to %p while we're at it.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/gallium/auxiliary/util/u_dump.h

@@ -90,6 +90,9 @@ util_str_query_value_type(unsigned value, boolean shortened);
 const char *
 util_str_prim_mode(unsigned value, boolean shortened);
 
+void
+util_dump_ptr(FILE *stream, const void *value);
+
 void
 util_dump_query_type(FILE *stream, unsigned value);
 

src/gallium/auxiliary/util/u_dump_state.c

@@ -142,11 +142,11 @@ util_dump_null(FILE *stream)
    fputs("NULL", stream);
 }
 
-static void
+void
 util_dump_ptr(FILE *stream, const void *value)
 {
    if(value)
-      util_stream_writef(stream, "0x%08lx", (unsigned long)(uintptr_t)value);
+      util_stream_writef(stream, "%p", value);
    else
       util_dump_null(stream);
 }