| // 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 "src/compiler/common-operator.h" |
| #include "src/compiler/graph.h" |
| #include "src/compiler/machine-operator.h" |
| #include "src/compiler/node.h" |
| #include "src/compiler/node-matchers.h" |
| #include "src/compiler/opcodes.h" |
| |
| #include "test/unittests/compiler/graph-unittest.h" |
| #include "test/unittests/test-utils.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace compiler { |
| |
| class NodeMatcherTest : public GraphTest { |
| public: |
| NodeMatcherTest() : machine_(zone()) {} |
| virtual ~NodeMatcherTest() {} |
| |
| MachineOperatorBuilder* machine() { return &machine_; } |
| |
| private: |
| MachineOperatorBuilder machine_; |
| }; |
| |
| namespace { |
| |
| void CheckScaledWithOffsetMatch(ScaledWithOffsetMatcher* matcher, Node* scaled, |
| int scale_exponent, Node* offset, |
| Node* constant) { |
| EXPECT_TRUE(matcher->matches()); |
| EXPECT_EQ(scaled, matcher->scaled()); |
| EXPECT_EQ(scale_exponent, matcher->scale_exponent()); |
| EXPECT_EQ(offset, matcher->offset()); |
| EXPECT_EQ(constant, matcher->constant()); |
| } |
| }; |
| |
| |
| TEST_F(NodeMatcherTest, ScaledWithOffsetMatcher) { |
| graph()->SetStart(graph()->NewNode(common()->Start(0))); |
| |
| const Operator* c0_op = common()->Int32Constant(0); |
| Node* c0 = graph()->NewNode(c0_op); |
| USE(c0); |
| const Operator* c1_op = common()->Int32Constant(1); |
| Node* c1 = graph()->NewNode(c1_op); |
| USE(c1); |
| const Operator* c2_op = common()->Int32Constant(2); |
| Node* c2 = graph()->NewNode(c2_op); |
| USE(c2); |
| const Operator* c3_op = common()->Int32Constant(3); |
| Node* c3 = graph()->NewNode(c3_op); |
| USE(c3); |
| const Operator* c4_op = common()->Int32Constant(4); |
| Node* c4 = graph()->NewNode(c4_op); |
| USE(c4); |
| const Operator* c8_op = common()->Int32Constant(8); |
| Node* c8 = graph()->NewNode(c8_op); |
| USE(c8); |
| |
| const Operator* o0_op = common()->Parameter(0); |
| Node* o0 = graph()->NewNode(o0_op, graph()->start()); |
| USE(o0); |
| const Operator* o1_op = common()->Parameter(1); |
| Node* o1 = graph()->NewNode(o1_op, graph()->start()); |
| USE(o0); |
| |
| const Operator* p1_op = common()->Parameter(3); |
| Node* p1 = graph()->NewNode(p1_op, graph()->start()); |
| USE(p1); |
| |
| const Operator* a_op = machine()->Int32Add(); |
| USE(a_op); |
| |
| const Operator* m_op = machine()->Int32Mul(); |
| Node* m1 = graph()->NewNode(m_op, p1, c1); |
| Node* m2 = graph()->NewNode(m_op, p1, c2); |
| Node* m4 = graph()->NewNode(m_op, p1, c4); |
| Node* m8 = graph()->NewNode(m_op, p1, c8); |
| Node* m3 = graph()->NewNode(m_op, p1, c3); |
| |
| const Operator* s_op = machine()->Word32Shl(); |
| Node* s0 = graph()->NewNode(s_op, p1, c0); |
| Node* s1 = graph()->NewNode(s_op, p1, c1); |
| Node* s2 = graph()->NewNode(s_op, p1, c2); |
| Node* s3 = graph()->NewNode(s_op, p1, c3); |
| Node* s4 = graph()->NewNode(s_op, p1, c4); |
| |
| // 1 INPUT |
| |
| // Only relevant test cases is checking for non-match. |
| ScaledWithOffsetMatcher match0(c0); |
| EXPECT_FALSE(match0.matches()); |
| |
| // 2 INPUT |
| |
| // (O0 + O1) -> [O0, 0, O1, NULL] |
| ScaledWithOffsetMatcher match1(graph()->NewNode(a_op, o0, o1)); |
| CheckScaledWithOffsetMatch(&match1, o1, 0, o0, NULL); |
| |
| // (O0 + C0) -> [NULL, 0, O0, C0] |
| ScaledWithOffsetMatcher match2(graph()->NewNode(a_op, o0, c0)); |
| CheckScaledWithOffsetMatch(&match2, NULL, 0, o0, c0); |
| |
| // (C0 + O0) -> [NULL, 0, O0, C0] |
| ScaledWithOffsetMatcher match3(graph()->NewNode(a_op, c0, o0)); |
| CheckScaledWithOffsetMatch(&match3, NULL, 0, o0, c0); |
| |
| // (O0 + M1) -> [p1, 0, O0, NULL] |
| ScaledWithOffsetMatcher match4(graph()->NewNode(a_op, o0, m1)); |
| CheckScaledWithOffsetMatch(&match4, p1, 0, o0, NULL); |
| |
| // (M1 + O0) -> [p1, 0, O0, NULL] |
| m1 = graph()->NewNode(m_op, p1, c1); |
| ScaledWithOffsetMatcher match5(graph()->NewNode(a_op, m1, o0)); |
| CheckScaledWithOffsetMatch(&match5, p1, 0, o0, NULL); |
| |
| // (C0 + M1) -> [P1, 0, NULL, C0] |
| m1 = graph()->NewNode(m_op, p1, c1); |
| ScaledWithOffsetMatcher match6(graph()->NewNode(a_op, c0, m1)); |
| CheckScaledWithOffsetMatch(&match6, p1, 0, NULL, c0); |
| |
| // (M1 + C0) -> [P1, 0, NULL, C0] |
| m1 = graph()->NewNode(m_op, p1, c1); |
| ScaledWithOffsetMatcher match7(graph()->NewNode(a_op, m1, c0)); |
| CheckScaledWithOffsetMatch(&match7, p1, 0, NULL, c0); |
| |
| // (O0 + S0) -> [p1, 0, O0, NULL] |
| ScaledWithOffsetMatcher match8(graph()->NewNode(a_op, o0, s0)); |
| CheckScaledWithOffsetMatch(&match8, p1, 0, o0, NULL); |
| |
| // (S0 + O0) -> [p1, 0, O0, NULL] |
| s0 = graph()->NewNode(s_op, p1, c0); |
| ScaledWithOffsetMatcher match9(graph()->NewNode(a_op, s0, o0)); |
| CheckScaledWithOffsetMatch(&match9, p1, 0, o0, NULL); |
| |
| // (C0 + S0) -> [P1, 0, NULL, C0] |
| s0 = graph()->NewNode(s_op, p1, c0); |
| ScaledWithOffsetMatcher match10(graph()->NewNode(a_op, c0, s0)); |
| CheckScaledWithOffsetMatch(&match10, p1, 0, NULL, c0); |
| |
| // (S0 + C0) -> [P1, 0, NULL, C0] |
| s0 = graph()->NewNode(s_op, p1, c0); |
| ScaledWithOffsetMatcher match11(graph()->NewNode(a_op, s0, c0)); |
| CheckScaledWithOffsetMatch(&match11, p1, 0, NULL, c0); |
| |
| // (O0 + M2) -> [p1, 1, O0, NULL] |
| ScaledWithOffsetMatcher match12(graph()->NewNode(a_op, o0, m2)); |
| CheckScaledWithOffsetMatch(&match12, p1, 1, o0, NULL); |
| |
| // (M2 + O0) -> [p1, 1, O0, NULL] |
| m2 = graph()->NewNode(m_op, p1, c2); |
| ScaledWithOffsetMatcher match13(graph()->NewNode(a_op, m2, o0)); |
| CheckScaledWithOffsetMatch(&match13, p1, 1, o0, NULL); |
| |
| // (C0 + M2) -> [P1, 1, NULL, C0] |
| m2 = graph()->NewNode(m_op, p1, c2); |
| ScaledWithOffsetMatcher match14(graph()->NewNode(a_op, c0, m2)); |
| CheckScaledWithOffsetMatch(&match14, p1, 1, NULL, c0); |
| |
| // (M2 + C0) -> [P1, 1, NULL, C0] |
| m2 = graph()->NewNode(m_op, p1, c2); |
| ScaledWithOffsetMatcher match15(graph()->NewNode(a_op, m2, c0)); |
| CheckScaledWithOffsetMatch(&match15, p1, 1, NULL, c0); |
| |
| // (O0 + S1) -> [p1, 1, O0, NULL] |
| ScaledWithOffsetMatcher match16(graph()->NewNode(a_op, o0, s1)); |
| CheckScaledWithOffsetMatch(&match16, p1, 1, o0, NULL); |
| |
| // (S1 + O0) -> [p1, 1, O0, NULL] |
| s1 = graph()->NewNode(s_op, p1, c1); |
| ScaledWithOffsetMatcher match17(graph()->NewNode(a_op, s1, o0)); |
| CheckScaledWithOffsetMatch(&match17, p1, 1, o0, NULL); |
| |
| // (C0 + S1) -> [P1, 1, NULL, C0] |
| s1 = graph()->NewNode(s_op, p1, c1); |
| ScaledWithOffsetMatcher match18(graph()->NewNode(a_op, c0, s1)); |
| CheckScaledWithOffsetMatch(&match18, p1, 1, NULL, c0); |
| |
| // (S1 + C0) -> [P1, 1, NULL, C0] |
| s1 = graph()->NewNode(s_op, p1, c1); |
| ScaledWithOffsetMatcher match19(graph()->NewNode(a_op, s1, c0)); |
| CheckScaledWithOffsetMatch(&match19, p1, 1, NULL, c0); |
| |
| // (O0 + M4) -> [p1, 2, O0, NULL] |
| ScaledWithOffsetMatcher match20(graph()->NewNode(a_op, o0, m4)); |
| CheckScaledWithOffsetMatch(&match20, p1, 2, o0, NULL); |
| |
| // (M4 + O0) -> [p1, 2, O0, NULL] |
| m4 = graph()->NewNode(m_op, p1, c4); |
| ScaledWithOffsetMatcher match21(graph()->NewNode(a_op, m4, o0)); |
| CheckScaledWithOffsetMatch(&match21, p1, 2, o0, NULL); |
| |
| // (C0 + M4) -> [p1, 2, NULL, C0] |
| m4 = graph()->NewNode(m_op, p1, c4); |
| ScaledWithOffsetMatcher match22(graph()->NewNode(a_op, c0, m4)); |
| CheckScaledWithOffsetMatch(&match22, p1, 2, NULL, c0); |
| |
| // (M4 + C0) -> [p1, 2, NULL, C0] |
| m4 = graph()->NewNode(m_op, p1, c4); |
| ScaledWithOffsetMatcher match23(graph()->NewNode(a_op, m4, c0)); |
| CheckScaledWithOffsetMatch(&match23, p1, 2, NULL, c0); |
| |
| // (O0 + S2) -> [p1, 2, O0, NULL] |
| ScaledWithOffsetMatcher match24(graph()->NewNode(a_op, o0, s2)); |
| CheckScaledWithOffsetMatch(&match24, p1, 2, o0, NULL); |
| |
| // (S2 + O0) -> [p1, 2, O0, NULL] |
| s2 = graph()->NewNode(s_op, p1, c2); |
| ScaledWithOffsetMatcher match25(graph()->NewNode(a_op, s2, o0)); |
| CheckScaledWithOffsetMatch(&match25, p1, 2, o0, NULL); |
| |
| // (C0 + S2) -> [p1, 2, NULL, C0] |
| s2 = graph()->NewNode(s_op, p1, c2); |
| ScaledWithOffsetMatcher match26(graph()->NewNode(a_op, c0, s2)); |
| CheckScaledWithOffsetMatch(&match26, p1, 2, NULL, c0); |
| |
| // (S2 + C0) -> [p1, 2, NULL, C0] |
| s2 = graph()->NewNode(s_op, p1, c2); |
| ScaledWithOffsetMatcher match27(graph()->NewNode(a_op, s2, c0)); |
| CheckScaledWithOffsetMatch(&match27, p1, 2, NULL, c0); |
| |
| // (O0 + M8) -> [p1, 2, O0, NULL] |
| ScaledWithOffsetMatcher match28(graph()->NewNode(a_op, o0, m8)); |
| CheckScaledWithOffsetMatch(&match28, p1, 3, o0, NULL); |
| |
| // (M8 + O0) -> [p1, 2, O0, NULL] |
| m8 = graph()->NewNode(m_op, p1, c8); |
| ScaledWithOffsetMatcher match29(graph()->NewNode(a_op, m8, o0)); |
| CheckScaledWithOffsetMatch(&match29, p1, 3, o0, NULL); |
| |
| // (C0 + M8) -> [p1, 2, NULL, C0] |
| m8 = graph()->NewNode(m_op, p1, c8); |
| ScaledWithOffsetMatcher match30(graph()->NewNode(a_op, c0, m8)); |
| CheckScaledWithOffsetMatch(&match30, p1, 3, NULL, c0); |
| |
| // (M8 + C0) -> [p1, 2, NULL, C0] |
| m8 = graph()->NewNode(m_op, p1, c8); |
| ScaledWithOffsetMatcher match31(graph()->NewNode(a_op, m8, c0)); |
| CheckScaledWithOffsetMatch(&match31, p1, 3, NULL, c0); |
| |
| // (O0 + S3) -> [p1, 2, O0, NULL] |
| ScaledWithOffsetMatcher match32(graph()->NewNode(a_op, o0, s3)); |
| CheckScaledWithOffsetMatch(&match32, p1, 3, o0, NULL); |
| |
| // (S3 + O0) -> [p1, 2, O0, NULL] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match33(graph()->NewNode(a_op, s3, o0)); |
| CheckScaledWithOffsetMatch(&match33, p1, 3, o0, NULL); |
| |
| // (C0 + S3) -> [p1, 2, NULL, C0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match34(graph()->NewNode(a_op, c0, s3)); |
| CheckScaledWithOffsetMatch(&match34, p1, 3, NULL, c0); |
| |
| // (S3 + C0) -> [p1, 2, NULL, C0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match35(graph()->NewNode(a_op, s3, c0)); |
| CheckScaledWithOffsetMatch(&match35, p1, 3, NULL, c0); |
| |
| // 2 INPUT - NEGATIVE CASES |
| |
| // (M3 + O1) -> [O0, 0, M3, NULL] |
| ScaledWithOffsetMatcher match36(graph()->NewNode(a_op, o1, m3)); |
| CheckScaledWithOffsetMatch(&match36, m3, 0, o1, NULL); |
| |
| // (S4 + O1) -> [O0, 0, S4, NULL] |
| ScaledWithOffsetMatcher match37(graph()->NewNode(a_op, o1, s4)); |
| CheckScaledWithOffsetMatch(&match37, s4, 0, o1, NULL); |
| |
| // 3 INPUT |
| |
| // (C0 + S3) + O0 -> [p1, 2, o0, c0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match38( |
| graph()->NewNode(a_op, graph()->NewNode(a_op, c0, s3), o0)); |
| CheckScaledWithOffsetMatch(&match38, p1, 3, o0, c0); |
| |
| // (O0 + C0) + S3 -> [p1, 2, o0, c0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match39( |
| graph()->NewNode(a_op, graph()->NewNode(a_op, o0, c0), s3)); |
| CheckScaledWithOffsetMatch(&match39, p1, 3, o0, c0); |
| |
| // (S3 + O0) + C0 -> [p1, 2, o0, c0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match40( |
| graph()->NewNode(a_op, graph()->NewNode(a_op, s3, o0), c0)); |
| CheckScaledWithOffsetMatch(&match40, p1, 3, o0, c0); |
| |
| // C0 + (S3 + O0) -> [p1, 2, o0, c0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match41( |
| graph()->NewNode(a_op, c0, graph()->NewNode(a_op, s3, o0))); |
| CheckScaledWithOffsetMatch(&match41, p1, 3, o0, c0); |
| |
| // O0 + (C0 + S3) -> [p1, 2, o0, c0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match42( |
| graph()->NewNode(a_op, o0, graph()->NewNode(a_op, c0, s3))); |
| CheckScaledWithOffsetMatch(&match42, p1, 3, o0, c0); |
| |
| // S3 + (O0 + C0) -> [p1, 2, o0, c0] |
| s3 = graph()->NewNode(s_op, p1, c3); |
| ScaledWithOffsetMatcher match43( |
| graph()->NewNode(a_op, s3, graph()->NewNode(a_op, o0, c0))); |
| CheckScaledWithOffsetMatch(&match43, p1, 3, o0, c0); |
| } |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |