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-rw-r--r--compiler/optimizing/nodes.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/compiler/optimizing/nodes.h b/compiler/optimizing/nodes.h
index 119b62a16b..7c3ca5cefa 100644
--- a/compiler/optimizing/nodes.h
+++ b/compiler/optimizing/nodes.h
@@ -24,7 +24,9 @@
#include "base/arena_bit_vector.h"
#include "base/arena_containers.h"
#include "base/arena_object.h"
+#include "base/array_ref.h"
#include "base/stl_util.h"
+#include "base/transform_array_ref.h"
#include "dex_file.h"
#include "entrypoints/quick/quick_entrypoints_enum.h"
#include "handle.h"
@@ -35,9 +37,7 @@
#include "mirror/class.h"
#include "offsets.h"
#include "primitive.h"
-#include "utils/array_ref.h"
#include "utils/intrusive_forward_list.h"
-#include "utils/transform_array_ref.h"
namespace art {
@@ -365,6 +365,13 @@ class HGraph : public ArenaObject<kArenaAllocGraph> {
// is a throw-catch loop, i.e. the header is a catch block.
GraphAnalysisResult AnalyzeLoops() const;
+ // Computes the linear order (should be called before using HLinearOrderIterator).
+ // Linearizes the graph such that:
+ // (1): a block is always after its dominator,
+ // (2): blocks of loops are contiguous.
+ // This creates a natural and efficient ordering when visualizing live ranges.
+ void Linearize();
+
// Iterate over blocks to compute try block membership. Needs reverse post
// order and loop information.
void ComputeTryBlockInformation();