[turbofan] Move RawMachineAssembler to unittests.

test/cctest/compiler/instruction-selector-tester.h

-// 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.
-
-#ifndef V8_CCTEST_COMPILER_INSTRUCTION_SELECTOR_TEST_H_
-#define V8_CCTEST_COMPILER_INSTRUCTION_SELECTOR_TEST_H_
-
-#include <deque>
-#include <set>
-
-#include "src/compiler/instruction-selector.h"
-#include "src/compiler/raw-machine-assembler.h"
-#include "src/ostreams.h"
-#include "test/cctest/cctest.h"
-
-namespace v8 {
-namespace internal {
-namespace compiler {
-
-typedef std::set<int> VirtualRegisterSet;
-
-enum InstructionSelectorTesterMode { kTargetMode, kInternalMode };
-
-class InstructionSelectorTester : public HandleAndZoneScope,
-                                  public RawMachineAssembler {
- public:
-  enum Mode { kTargetMode, kInternalMode };
-
-  static const int kParameterCount = 3;
-  static MachineType* BuildParameterArray(Zone* zone) {
-    MachineType* array = zone->NewArray<MachineType>(kParameterCount);
-    for (int i = 0; i < kParameterCount; ++i) {
-      array[i] = kMachInt32;
-    }
-    return array;
-  }
-
-  InstructionSelectorTester()
-      : RawMachineAssembler(
-            new (main_zone()) Graph(main_zone()),
-            new (main_zone()) MachineCallDescriptorBuilder(
-                kMachInt32, kParameterCount, BuildParameterArray(main_zone())),
-            kMachPtr) {}
-
-  void SelectInstructions(CpuFeature feature) {
-    SelectInstructions(InstructionSelector::Features(feature));
-  }
-
-  void SelectInstructions(CpuFeature feature1, CpuFeature feature2) {
-    SelectInstructions(InstructionSelector::Features(feature1, feature2));
-  }
-
-  void SelectInstructions(Mode mode = kTargetMode) {
-    SelectInstructions(InstructionSelector::Features(), mode);
-  }
-
-  void SelectInstructions(InstructionSelector::Features features,
-                          Mode mode = kTargetMode) {
-    OFStream out(stdout);
-    Schedule* schedule = Export();
-    CHECK_NE(0, graph()->NodeCount());
-    CompilationInfo info(main_isolate(), main_zone());
-    Linkage linkage(&info, call_descriptor());
-    InstructionSequence sequence(&linkage, graph(), schedule);
-    SourcePositionTable source_positions(graph());
-    InstructionSelector selector(&sequence, &source_positions, features);
-    selector.SelectInstructions();
-    out << "--- Code sequence after instruction selection --- " << endl
-        << sequence;
-    for (InstructionSequence::const_iterator i = sequence.begin();
-         i != sequence.end(); ++i) {
-      Instruction* instr = *i;
-      if (instr->opcode() < 0) continue;
-      if (mode == kTargetMode) {
-        switch (ArchOpcodeField::decode(instr->opcode())) {
-#define CASE(Name) \
-  case k##Name:    \
-    break;
-          TARGET_ARCH_OPCODE_LIST(CASE)
-#undef CASE
-          default:
-            continue;
-        }
-      }
-      code.push_back(instr);
-    }
-    for (int vreg = 0; vreg < sequence.VirtualRegisterCount(); ++vreg) {
-      if (sequence.IsDouble(vreg)) {
-        CHECK(!sequence.IsReference(vreg));
-        doubles.insert(vreg);
-      }
-      if (sequence.IsReference(vreg)) {
-        CHECK(!sequence.IsDouble(vreg));
-        references.insert(vreg);
-      }
-    }
-    immediates.assign(sequence.immediates().begin(),
-                      sequence.immediates().end());
-  }
-
-  int32_t ToInt32(const InstructionOperand* operand) const {
-    size_t i = operand->index();
-    CHECK(i < immediates.size());
-    CHECK_EQ(InstructionOperand::IMMEDIATE, operand->kind());
-    return immediates[i].ToInt32();
-  }
-
-  std::deque<Instruction*> code;
-  VirtualRegisterSet doubles;
-  VirtualRegisterSet references;
-  std::deque<Constant> immediates;
-};
-
-
-static inline void CheckSameVreg(InstructionOperand* exp,
-                                 InstructionOperand* val) {
-  CHECK_EQ(InstructionOperand::UNALLOCATED, exp->kind());
-  CHECK_EQ(InstructionOperand::UNALLOCATED, val->kind());
-  CHECK_EQ(UnallocatedOperand::cast(exp)->virtual_register(),
-           UnallocatedOperand::cast(val)->virtual_register());
-}
-
-}  // namespace compiler
-}  // namespace internal
-}  // namespace v8
-
-#endif  // V8_CCTEST_COMPILER_INSTRUCTION_SELECTOR_TEST_H_