From: Connor Abbott <cwabbott0@gmail.com>
Date: Fri, 8 May 2015 18:40:58 +0000 (-0400)
Subject: nir: add a helper for iterating over blocks in a cf node
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=019eea1c4fadaa86ce88ab81ac2f14613381738b;p=mesa.git

nir: add a helper for iterating over blocks in a cf node

We were already doing this internally for iterating over a function
implementation, so just expose it directly.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
---

diff --git a/src/glsl/nir/nir.c b/src/glsl/nir/nir.c
index acb251afe8b..3f4bec4625d 100644
--- a/src/glsl/nir/nir.c
+++ b/src/glsl/nir/nir.c
@@ -1292,6 +1292,13 @@ foreach_cf_node(nir_cf_node *node, nir_foreach_block_cb cb,
    return false;
 }
 
+bool
+nir_foreach_block_in_cf_node(nir_cf_node *node, nir_foreach_block_cb cb,
+                             void *state)
+{
+   return foreach_cf_node(node, cb, false, state);
+}
+
 bool
 nir_foreach_block(nir_function_impl *impl, nir_foreach_block_cb cb, void *state)
 {
diff --git a/src/glsl/nir/nir.h b/src/glsl/nir/nir.h
index 6853b0e9145..e73b7fbc4e1 100644
--- a/src/glsl/nir/nir.h
+++ b/src/glsl/nir/nir.h
@@ -1726,6 +1726,8 @@ bool nir_foreach_block(nir_function_impl *impl, nir_foreach_block_cb cb,
                        void *state);
 bool nir_foreach_block_reverse(nir_function_impl *impl, nir_foreach_block_cb cb,
                                void *state);
+bool nir_foreach_block_in_cf_node(nir_cf_node *node, nir_foreach_block_cb cb,
+                                  void *state);
 
 /* If the following CF node is an if, this function returns that if.
  * Otherwise, it returns NULL.