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nir: Add nir_foreach_block_in_cf_node_reverse 

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23712>
This commit is contained in:
Konstantin Seurer 2023-09-20 16:32:07 +02:00 committed by Marge Bot
parent 70e497a2ac
commit ab1310e84d
2 changed files with 6 additions and 0 deletions
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1
src/.clang-format
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@ -154,6 +154,7 @@ ForEachMacros:
- nir_foreach_block
- nir_foreach_block_in_cf_node
- nir_foreach_block_in_cf_node_reverse
- nir_foreach_block_reverse
- nir_foreach_block_reverse_safe
- nir_foreach_block_safe

5
src/compiler/nir/nir.h
View File

@ -4582,6 +4582,11 @@ nir_block *nir_cf_node_cf_tree_prev(nir_cf_node *node);
block != nir_cf_node_cf_tree_next(node); \
block = nir_block_cf_tree_next(block))
#define nir_foreach_block_in_cf_node_reverse(block, node) \
for (nir_block *block = nir_cf_node_cf_tree_last(node); \
block != nir_cf_node_cf_tree_prev(node); \
block = nir_block_cf_tree_prev(block))
/* If the following CF node is an if, this function returns that if.
* Otherwise, it returns NULL.
*/