anv: Define macro anv_debug()

This is a printf-like macro that prints a debug message to stderr when
built with DEBUG.  If no DEBUG, then do nothing.

Reviewed-by: Jason Ekstranad <jason@jlekstrand.net>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>

diff --git a/src/intel/vulkan/anv_private.h b/src/intel/vulkan/anv_private.h
index 75f2bde66a8a4e77cdd5fcece3e2ecef46ae3f6d..de50dff1a84bd0e5584ab13bfef4c8441d369f41 100644 (file)
--- a/src/intel/vulkan/anv_private.h
+++ b/src/intel/vulkan/anv_private.h
@@ -199,9 +199,11 @@ VkResult __vk_errorf(VkResult error, const char *file, int line, const char *for
 #ifdef DEBUG
 #define vk_error(error) __vk_errorf(error, __FILE__, __LINE__, NULL);
 #define vk_errorf(error, format, ...) __vk_errorf(error, __FILE__, __LINE__, format, ## __VA_ARGS__);
+#define anv_debug(format, ...) fprintf(stderr, "debug: " format, ##__VA_ARGS__)
 #else
 #define vk_error(error) error
 #define vk_errorf(error, format, ...) error
+#define anv_debug(format, ...)
 #endif
 
 void __anv_finishme(const char *file, int line, const char *format, ...)