Index: test/unittests/compiler/int64-lowering-unittest.cc |
diff --git a/test/unittests/compiler/int64-lowering-unittest.cc b/test/unittests/compiler/int64-lowering-unittest.cc |
index e25b38463274a4f4a3c80d6213999f6987e7309f..6099170eb056143b277ac6d9360f26bd0065078d 100644 |
--- a/test/unittests/compiler/int64-lowering-unittest.cc |
+++ b/test/unittests/compiler/int64-lowering-unittest.cc |
@@ -29,7 +29,9 @@ namespace compiler { |
class Int64LoweringTest : public GraphTest { |
public: |
Int64LoweringTest() |
- : GraphTest(), machine_(zone(), MachineRepresentation::kWord32) { |
+ : GraphTest(), |
+ machine_(zone(), MachineRepresentation::kWord32, |
+ MachineOperatorBuilder::Flag::kAllOptionalOps) { |
value_[0] = 0x1234567890abcdef; |
value_[1] = 0x1edcba098765432f; |
value_[2] = 0x1133557799886644; |
@@ -512,6 +514,18 @@ TEST_F(Int64LoweringTest, Dfs) { |
IsInt32Constant(high_word_value(1)))), |
start(), start())); |
} |
+ |
+TEST_F(Int64LoweringTest, I64Popcnt) { |
+ LowerGraph(graph()->NewNode(machine()->Word64PopcntPlaceholder(), |
+ Int64Constant(value(0))), |
+ MachineRepresentation::kWord64); |
+ |
+ EXPECT_THAT( |
+ graph()->end()->InputAt(1), |
+ IsReturn2(IsInt32Add(IsWord32Popcnt(IsInt32Constant(low_word_value(0))), |
+ IsWord32Popcnt(IsInt32Constant(high_word_value(0)))), |
+ IsInt32Constant(0), start(), start())); |
+} |
} // namespace compiler |
} // namespace internal |
} // namespace v8 |