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authorKenneth Graunke <[email protected]>2019-04-08 11:10:08 -0700
committerKenneth Graunke <[email protected]>2019-04-28 22:35:42 -0700
commit08dc93c67c7d599a09cf353d50a3f0cf72f76135 (patch)
tree352b88a7cbb95173be3f3acf766d5477be36cf25 /src
parent376c3e8f87ab0b9bce5182da60c59832f7c1c138 (diff)
glsl/list: Add an exec_list_is_singular() helper.
Similar to list_is_singular() in util/list.h. Reviewed-by: Jason Ekstrand <[email protected]> Reviewed-by: Matt Turner <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/compiler/glsl/list.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/compiler/glsl/list.h b/src/compiler/glsl/list.h
index 979f6fcc539..ed77dcfab41 100644
--- a/src/compiler/glsl/list.h
+++ b/src/compiler/glsl/list.h
@@ -372,6 +372,13 @@ exec_list_is_empty(const struct exec_list *list)
return list->head_sentinel.next == &list->tail_sentinel;
}
+static inline bool
+exec_list_is_singular(const struct exec_list *list)
+{
+ return !exec_list_is_empty(list) &&
+ list->head_sentinel.next->next == &list->tail_sentinel;
+}
+
static inline const struct exec_node *
exec_list_get_head_const(const struct exec_list *list)
{