[Piglit] [PATCH 1/2] util: add piglit_get_page_size(), piglit_align_alloc/free()

[Brian Paul]

---
 tests/util/piglit-util.c | 35 +++++++++++++++++++++++++++++++++++
 tests/util/piglit-util.h | 10 ++++++++++
 2 files changed, 45 insertions(+)

diff --git a/tests/util/piglit-util.c b/tests/util/piglit-util.c
index f18560e..668f362 100644
--- a/tests/util/piglit-util.c
+++ b/tests/util/piglit-util.c
@@ -809,3 +809,38 @@ piglit_gettid(void)
 	return 0;
 #endif
 }
+
+
+unsigned
+piglit_get_page_size(void)
+{
+#if defined(_WIN32)
+	SYSTEM_INFO system_info;
+	GetSystemInfo (&system_info);
+	return system_info.dwPageSize;
+#else
+	return sysconf(_SC_PAGESIZE);
+#endif
+}
+
+
+void *
+piglit_alloc_aligned(size_t size, size_t alignment)
+{
+#if defined(_WIN32)
+   return _aligned_malloc(size, alignment);
+#else
+   return aligned_alloc(alignment, size);
+#endif
+}
+
+
+void
+piglit_free_aligned(void *p)
+{
+#if defined(_WIN32)
+   _aligned_free(p);
+#else
+   free(p);
+#endif
+}
diff --git a/tests/util/piglit-util.h b/tests/util/piglit-util.h
index dd618d2..caf79a0 100755
--- a/tests/util/piglit-util.h
+++ b/tests/util/piglit-util.h
@@ -345,6 +345,16 @@ piglit_parse_subtest_args(int *argc, char *argv[],
 uint64_t
 piglit_gettid(void);
 
+unsigned
+piglit_get_page_size(void);
+
+void *
+piglit_alloc_aligned(size_t size, size_t alignment);
+
+void
+piglit_free_aligned(void *p);
+
+
 #ifdef __cplusplus
 } /* end extern "C" */
 #endif
-- 
1.9.1