tgsi/scan: add tgsi_scan_arrays

Reviewed-by: Marek Olšák <[email protected]>

1 files changed, 17 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h
index f7eefa4d186..30d01460b1d 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
@@ -149,10 +149,27 @@ struct tgsi_shader_info
    unsigned max_depth;
 };
 
+struct tgsi_array_info
+{
+   /** Whether an array with this ID was declared. */
+   bool declared;
+
+   /** The OR of all writemasks used to write to this array. */
+   ubyte writemask;
+
+   /** The range with which the array was declared. */
+   struct tgsi_declaration_range range;
+};
+
 extern void
 tgsi_scan_shader(const struct tgsi_token *tokens,
                  struct tgsi_shader_info *info);
 
+void
+tgsi_scan_arrays(const struct tgsi_token *tokens,
+                 unsigned file,
+                 unsigned max_array_id,
+                 struct tgsi_array_info *arrays);
 
 extern boolean
 tgsi_is_passthrough_shader(const struct tgsi_token *tokens);