[arm64] Use logical immediates when matching tst instructions.

test/unittests/compiler/arm64/instruction-selector-arm64-unittest.cc

 // 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/unittests/compiler/instruction-selector-unittest.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
@@ skipping 615 matching lines @@
     StreamBuilder m(this, kMachInt32, kMachInt32);
     MLabel a, b;
     m.Branch(m.Word32And(m.Parameter(0), m.Int32Constant(imm)), &a, &b);
     m.Bind(&a);
     m.Return(m.Int32Constant(1));
     m.Bind(&b);
     m.Return(m.Int32Constant(0));
     Stream s = m.Build();
     ASSERT_EQ(1U, s.size());
     EXPECT_EQ(kArm64Tst32, s[0]->arch_opcode());
+    EXPECT_EQ(4U, s[0]->InputCount());
+    EXPECT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(1)->kind());
     EXPECT_EQ(kFlags_branch, s[0]->flags_mode());
     EXPECT_EQ(kNotEqual, s[0]->flags_condition());
   }
 }
 
 
 TEST_F(InstructionSelectorTest, AddBranchWithImmediateOnRight) {
   TRACED_FOREACH(int32_t, imm, kAddSubImmediates) {
     StreamBuilder m(this, kMachInt32, kMachInt32);
     MLabel a, b;
@@ skipping 34 matching lines @@
     StreamBuilder m(this, kMachInt32, kMachInt32);
     MLabel a, b;
     m.Branch(m.Word32And(m.Int32Constant(imm), m.Parameter(0)), &a, &b);
     m.Bind(&a);
     m.Return(m.Int32Constant(1));
     m.Bind(&b);
     m.Return(m.Int32Constant(0));
     Stream s = m.Build();
     ASSERT_EQ(1U, s.size());
     EXPECT_EQ(kArm64Tst32, s[0]->arch_opcode());
+    EXPECT_EQ(4U, s[0]->InputCount());
+    EXPECT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(1)->kind());
     ASSERT_LE(1U, s[0]->InputCount());
     EXPECT_EQ(kFlags_branch, s[0]->flags_mode());
     EXPECT_EQ(kNotEqual, s[0]->flags_condition());
   }
 }
 
 
 TEST_F(InstructionSelectorTest, AddBranchWithImmediateOnLeft) {
   TRACED_FOREACH(int32_t, imm, kAddSubImmediates) {
     StreamBuilder m(this, kMachInt32, kMachInt32);
@@ skipping 1077 matching lines @@
   ASSERT_EQ(2U, s[1]->InputCount());
   EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[1]->InputAt(0)));
   EXPECT_EQ(32, s.ToInt64(s[1]->InputAt(1)));
   ASSERT_EQ(1U, s[1]->OutputCount());
   EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[1]->Output()));
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8