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Unified Diff: test/compiler-unittests/node-matchers.cc

Issue 460593003: Initial import of ChangeLowering. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Fix Created 6 years, 4 months ago
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Index: test/compiler-unittests/node-matchers.cc
diff --git a/test/compiler-unittests/node-matchers.cc b/test/compiler-unittests/node-matchers.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7336490c4b4096c48f07fa24538ccdaad94782e5
--- /dev/null
+++ b/test/compiler-unittests/node-matchers.cc
@@ -0,0 +1,453 @@
+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "test/compiler-unittests/node-matchers.h"
+
+#include <ostream> // NOLINT(readability/streams)
+
+#include "src/compiler/node-properties-inl.h"
+
+using testing::MatcherInterface;
+using testing::MatchResultListener;
+using testing::StringMatchResultListener;
+
+namespace v8 {
+namespace internal {
+
+// TODO(bmeurer): Find a new home for these functions.
+template <typename T>
+inline std::ostream& operator<<(std::ostream& os,
+ const PrintableUnique<T>& value) {
+ return os << value.string();
+}
+
+namespace compiler {
+
+namespace {
+
+template <typename T>
+bool PrintMatchAndExplain(const T& value, const char* value_name,
+ const Matcher<T>& value_matcher,
+ MatchResultListener* listener) {
+ StringMatchResultListener value_listener;
+ if (!value_matcher.MatchAndExplain(value, &value_listener)) {
+ *listener << "whose " << value_name << " " << value << " doesn't match";
+ if (value_listener.str() != "") {
+ *listener << ", " << value_listener.str();
+ }
+ return false;
+ }
+ return true;
+}
+
+
+class NodeMatcher : public MatcherInterface<Node*> {
+ public:
+ explicit NodeMatcher(IrOpcode::Value opcode) : opcode_(opcode) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ *os << "is a " << IrOpcode::Mnemonic(opcode_) << " node";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ if (node == NULL) {
+ *listener << "which is NULL";
+ return false;
+ }
+ if (node->opcode() != opcode_) {
+ *listener << "whose opcode is " << IrOpcode::Mnemonic(node->opcode());
+ return false;
+ }
+ return true;
+ }
+
+ private:
+ const IrOpcode::Value opcode_;
+};
+
+
+class IsBranchMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsBranchMatcher(const Matcher<Node*>& value_matcher,
+ const Matcher<Node*>& control_matcher)
+ : NodeMatcher(IrOpcode::kBranch),
+ value_matcher_(value_matcher),
+ control_matcher_(control_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose value (";
+ value_matcher_.DescribeTo(os);
+ *os << ") and control (";
+ control_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0),
+ "value", value_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetControlInput(node),
+ "control", control_matcher_, listener));
+ }
+
+ private:
+ const Matcher<Node*> value_matcher_;
+ const Matcher<Node*> control_matcher_;
+};
+
+
+template <typename T>
+class IsConstantMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsConstantMatcher(IrOpcode::Value opcode, const Matcher<T>& value_matcher)
+ : NodeMatcher(opcode), value_matcher_(value_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose value (";
+ value_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(OpParameter<T>(node), "value", value_matcher_,
+ listener));
+ }
+
+ private:
+ const Matcher<T> value_matcher_;
+};
+
+
+class IsPhiMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsPhiMatcher(const Matcher<Node*>& value0_matcher,
+ const Matcher<Node*>& value1_matcher,
+ const Matcher<Node*>& control_matcher)
+ : NodeMatcher(IrOpcode::kPhi),
+ value0_matcher_(value0_matcher),
+ value1_matcher_(value1_matcher),
+ control_matcher_(control_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose value0 (";
+ value0_matcher_.DescribeTo(os);
+ *os << "), value1 (";
+ value1_matcher_.DescribeTo(os);
+ *os << ") and control (";
+ control_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0),
+ "value0", value0_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 1),
+ "value1", value1_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetControlInput(node),
+ "control", control_matcher_, listener));
+ }
+
+ private:
+ const Matcher<Node*> value0_matcher_;
+ const Matcher<Node*> value1_matcher_;
+ const Matcher<Node*> control_matcher_;
+};
+
+
+class IsProjectionMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsProjectionMatcher(const Matcher<int32_t>& index_matcher,
+ const Matcher<Node*>& base_matcher)
+ : NodeMatcher(IrOpcode::kProjection),
+ index_matcher_(index_matcher),
+ base_matcher_(base_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose index (";
+ index_matcher_.DescribeTo(os);
+ *os << ") and base (";
+ base_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(OpParameter<int32_t>(node), "index",
+ index_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0), "base",
+ base_matcher_, listener));
+ }
+
+ private:
+ const Matcher<int32_t> index_matcher_;
+ const Matcher<Node*> base_matcher_;
+};
+
+
+class IsLoadMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsLoadMatcher(const Matcher<MachineType>& type_matcher,
+ const Matcher<Node*>& base_matcher,
+ const Matcher<Node*>& index_matcher,
+ const Matcher<Node*>& effect_matcher)
+ : NodeMatcher(IrOpcode::kLoad),
+ type_matcher_(type_matcher),
+ base_matcher_(base_matcher),
+ index_matcher_(index_matcher),
+ effect_matcher_(effect_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose type (";
+ type_matcher_.DescribeTo(os);
+ *os << "), base (";
+ base_matcher_.DescribeTo(os);
+ *os << "), index (";
+ index_matcher_.DescribeTo(os);
+ *os << ") and effect (";
+ effect_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(OpParameter<MachineType>(node), "type",
+ type_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0), "base",
+ base_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 1),
+ "index", index_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetEffectInput(node), "effect",
+ effect_matcher_, listener));
+ }
+
+ private:
+ const Matcher<MachineType> type_matcher_;
+ const Matcher<Node*> base_matcher_;
+ const Matcher<Node*> index_matcher_;
+ const Matcher<Node*> effect_matcher_;
+};
+
+
+class IsStoreMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsStoreMatcher(const Matcher<MachineType>& type_matcher,
+ const Matcher<WriteBarrierKind> write_barrier_matcher,
+ const Matcher<Node*>& base_matcher,
+ const Matcher<Node*>& index_matcher,
+ const Matcher<Node*>& value_matcher,
+ const Matcher<Node*>& effect_matcher,
+ const Matcher<Node*>& control_matcher)
+ : NodeMatcher(IrOpcode::kStore),
+ type_matcher_(type_matcher),
+ write_barrier_matcher_(write_barrier_matcher),
+ base_matcher_(base_matcher),
+ index_matcher_(index_matcher),
+ value_matcher_(value_matcher),
+ effect_matcher_(effect_matcher),
+ control_matcher_(control_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose type (";
+ type_matcher_.DescribeTo(os);
+ *os << "), write barrier (";
+ write_barrier_matcher_.DescribeTo(os);
+ *os << "), base (";
+ base_matcher_.DescribeTo(os);
+ *os << "), index (";
+ index_matcher_.DescribeTo(os);
+ *os << "), value (";
+ value_matcher_.DescribeTo(os);
+ *os << "), effect (";
+ effect_matcher_.DescribeTo(os);
+ *os << ") and control (";
+ control_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(OpParameter<StoreRepresentation>(node).rep,
+ "type", type_matcher_, listener) &&
+ PrintMatchAndExplain(
+ OpParameter<StoreRepresentation>(node).write_barrier_kind,
+ "write barrier", write_barrier_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0), "base",
+ base_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 1),
+ "index", index_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 2),
+ "value", value_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetEffectInput(node), "effect",
+ effect_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetControlInput(node),
+ "control", control_matcher_, listener));
+ }
+
+ private:
+ const Matcher<MachineType> type_matcher_;
+ const Matcher<WriteBarrierKind> write_barrier_matcher_;
+ const Matcher<Node*> base_matcher_;
+ const Matcher<Node*> index_matcher_;
+ const Matcher<Node*> value_matcher_;
+ const Matcher<Node*> effect_matcher_;
+ const Matcher<Node*> control_matcher_;
+};
+
+
+class IsBinopMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsBinopMatcher(IrOpcode::Value opcode, const Matcher<Node*>& lhs_matcher,
+ const Matcher<Node*>& rhs_matcher)
+ : NodeMatcher(opcode),
+ lhs_matcher_(lhs_matcher),
+ rhs_matcher_(rhs_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose lhs (";
+ lhs_matcher_.DescribeTo(os);
+ *os << ") and rhs (";
+ rhs_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0), "lhs",
+ lhs_matcher_, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 1), "rhs",
+ rhs_matcher_, listener));
+ }
+
+ private:
+ const Matcher<Node*> lhs_matcher_;
+ const Matcher<Node*> rhs_matcher_;
+};
+
+
+class IsUnopMatcher V8_FINAL : public NodeMatcher {
+ public:
+ IsUnopMatcher(IrOpcode::Value opcode, const Matcher<Node*>& input_matcher)
+ : NodeMatcher(opcode), input_matcher_(input_matcher) {}
+
+ virtual void DescribeTo(std::ostream* os) const V8_OVERRIDE {
+ NodeMatcher::DescribeTo(os);
+ *os << " whose input (";
+ input_matcher_.DescribeTo(os);
+ *os << ")";
+ }
+
+ virtual bool MatchAndExplain(Node* node, MatchResultListener* listener) const
+ V8_OVERRIDE {
+ return (NodeMatcher::MatchAndExplain(node, listener) &&
+ PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0),
+ "input", input_matcher_, listener));
+ }
+
+ private:
+ const Matcher<Node*> input_matcher_;
+};
+
+}
+
+
+Matcher<Node*> IsBranch(const Matcher<Node*>& value_matcher,
+ const Matcher<Node*>& control_matcher) {
+ return MakeMatcher(new IsBranchMatcher(value_matcher, control_matcher));
+}
+
+
+Matcher<Node*> IsInt32Constant(const Matcher<int32_t>& value_matcher) {
+ return MakeMatcher(
+ new IsConstantMatcher<int32_t>(IrOpcode::kInt32Constant, value_matcher));
+}
+
+
+Matcher<Node*> IsHeapConstant(
+ const Matcher<PrintableUnique<HeapObject> >& value_matcher) {
+ return MakeMatcher(new IsConstantMatcher<PrintableUnique<HeapObject> >(
+ IrOpcode::kHeapConstant, value_matcher));
+}
+
+
+Matcher<Node*> IsPhi(const Matcher<Node*>& value0_matcher,
+ const Matcher<Node*>& value1_matcher,
+ const Matcher<Node*>& merge_matcher) {
+ return MakeMatcher(
+ new IsPhiMatcher(value0_matcher, value1_matcher, merge_matcher));
+}
+
+
+Matcher<Node*> IsProjection(const Matcher<int32_t>& index_matcher,
+ const Matcher<Node*>& base_matcher) {
+ return MakeMatcher(new IsProjectionMatcher(index_matcher, base_matcher));
+}
+
+
+Matcher<Node*> IsLoad(const Matcher<MachineType>& type_matcher,
+ const Matcher<Node*>& base_matcher,
+ const Matcher<Node*>& index_matcher,
+ const Matcher<Node*>& effect_matcher) {
+ return MakeMatcher(new IsLoadMatcher(type_matcher, base_matcher,
+ index_matcher, effect_matcher));
+}
+
+
+Matcher<Node*> IsStore(const Matcher<MachineType>& type_matcher,
+ const Matcher<WriteBarrierKind>& write_barrier_matcher,
+ const Matcher<Node*>& base_matcher,
+ const Matcher<Node*>& index_matcher,
+ const Matcher<Node*>& value_matcher,
+ const Matcher<Node*>& effect_matcher,
+ const Matcher<Node*>& control_matcher) {
+ return MakeMatcher(new IsStoreMatcher(
+ type_matcher, write_barrier_matcher, base_matcher, index_matcher,
+ value_matcher, effect_matcher, control_matcher));
+}
+
+
+#define IS_BINOP_MATCHER(Name) \
+ Matcher<Node*> Is##Name(const Matcher<Node*>& lhs_matcher, \
+ const Matcher<Node*>& rhs_matcher) { \
+ return MakeMatcher( \
+ new IsBinopMatcher(IrOpcode::k##Name, lhs_matcher, rhs_matcher)); \
+ }
+IS_BINOP_MATCHER(Word32And)
+IS_BINOP_MATCHER(Word32Sar)
+IS_BINOP_MATCHER(Word32Equal)
+IS_BINOP_MATCHER(Word64And)
+IS_BINOP_MATCHER(Word64Sar)
+IS_BINOP_MATCHER(Word64Shl)
+IS_BINOP_MATCHER(Word64Equal)
+IS_BINOP_MATCHER(Int32AddWithOverflow)
+#undef IS_BINOP_MATCHER
+
+
+#define IS_UNOP_MATCHER(Name) \
+ Matcher<Node*> Is##Name(const Matcher<Node*>& input_matcher) { \
+ return MakeMatcher(new IsUnopMatcher(IrOpcode::k##Name, input_matcher)); \
+ }
+IS_UNOP_MATCHER(ConvertInt64ToInt32)
+IS_UNOP_MATCHER(ChangeInt32ToFloat64)
+#undef IS_UNOP_MATCHER
+
+} // namespace compiler
+} // namespace internal
+} // namespace v8

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