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authorRobert Bragg <robert@sixbynine.org>2017-02-23 14:45:10 +0000
committerRobert Bragg <robert@sixbynine.org>2017-03-09 13:45:50 +0000
commita98ffe24772e041687ae1e5706951a7d630ee35b (patch)
treeca128c2ae284d4e1184944e23bb4f4f2b2d4664a /src/compiler
parente56550565e868e4b5de2112e4bc2fa8650a51309 (diff)
exec_list: Add a foreach_list_typed_from macro
This allows iterating list nodes from a given start point instead of necessarily the list head. Signed-off-by: Robert Bragg <robert@sixbynine.org> Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Acked-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/compiler')
-rw-r--r--src/compiler/glsl/list.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/compiler/glsl/list.h b/src/compiler/glsl/list.h
index 6afb9dcef94..47f53b865b3 100644
--- a/src/compiler/glsl/list.h
+++ b/src/compiler/glsl/list.h
@@ -699,6 +699,11 @@ inline void exec_node::insert_before(exec_list *before)
(__node)->__field.next != NULL; \
(__node) = exec_node_data(__type, (__node)->__field.next, __field))
+#define foreach_list_typed_from(__type, __node, __field, __list, __start) \
+ for (__type * __node = exec_node_data(__type, (__start), __field); \
+ (__node)->__field.next != NULL; \
+ (__node) = exec_node_data(__type, (__node)->__field.next, __field))
+
#define foreach_list_typed_reverse(__type, __node, __field, __list) \
for (__type * __node = \
exec_node_data(__type, (__list)->tail_sentinel.prev, __field); \