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-rw-r--r--src/gallium/auxiliary/tgsi/util/tgsi_parse.c13
-rw-r--r--src/gallium/auxiliary/tgsi/util/tgsi_parse.h4
2 files changed, 17 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/util/tgsi_parse.c b/src/gallium/auxiliary/tgsi/util/tgsi_parse.c
index bf6b89ce56..c3526cb71f 100644
--- a/src/gallium/auxiliary/tgsi/util/tgsi_parse.c
+++ b/src/gallium/auxiliary/tgsi/util/tgsi_parse.c
@@ -317,3 +317,16 @@ tgsi_parse_token(
}
}
+
+unsigned
+tgsi_num_tokens(const struct tgsi_token *tokens)
+{
+ struct tgsi_parse_context ctx;
+ if (tgsi_parse_init(&ctx, tokens) == TGSI_PARSE_OK) {
+ unsigned len = (ctx.FullHeader.Header.HeaderSize +
+ ctx.FullHeader.Header.BodySize +
+ 1);
+ return len;
+ }
+ return 0;
+}
diff --git a/src/gallium/auxiliary/tgsi/util/tgsi_parse.h b/src/gallium/auxiliary/tgsi/util/tgsi_parse.h
index 40083728d6..a98e88e343 100644
--- a/src/gallium/auxiliary/tgsi/util/tgsi_parse.h
+++ b/src/gallium/auxiliary/tgsi/util/tgsi_parse.h
@@ -113,6 +113,10 @@ void
tgsi_parse_token(
struct tgsi_parse_context *ctx );
+unsigned
+tgsi_num_tokens(const struct tgsi_token *tokens);
+
+
#if defined __cplusplus
}
#endif