v8/test/cctest/test-macro-assembler-loong64.cc

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#include <stdlib.h>

#include <iostream>

#include "src/base/utils/random-number-generator.h"
#include "src/codegen/assembler-inl.h"
#include "src/codegen/macro-assembler.h"
#include "src/deoptimizer/deoptimizer.h"
#include "src/execution/simulator.h"
#include "src/objects/objects-inl.h"
#include "src/utils/ostreams.h"
#include "test/cctest/cctest.h"
#include "test/common/assembler-tester.h"

namespace v8 {
namespace internal {

// TODO(LOONG64): Refine these signatures per test case.
using FV = void*(int64_t x, int64_t y, int p2, int p3, int p4);
using F1 = void*(int x, int p1, int p2, int p3, int p4);
using F2 = void*(int x, int y, int p2, int p3, int p4);
using F3 = void*(void* p, int p1, int p2, int p3, int p4);
using F4 = void*(void* p0, void* p1, int p2, int p3, int p4);

#define __ masm->

TEST(BYTESWAP) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);

  struct T {
    uint64_t s8;
    uint64_t s4;
    uint64_t s2;
    uint64_t u4;
    uint64_t u2;
  };

  T t;
  // clang-format off
  uint64_t test_values[] = {0x5612FFCD9D327ACC,
                            0x781A15C3,
                            0xFCDE,
                            0x9F,
                            0xC81A15C3,
                            0x8000000000000000,
                            0xFFFFFFFFFFFFFFFF,
                            0x0000000080000000,
                            0x0000000000008000};
  // clang-format on
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);

  MacroAssembler* masm = &assembler;

  __ Ld_d(a4, MemOperand(a0, offsetof(T, s8)));
  __ ByteSwapSigned(a4, a4, 8);
  __ St_d(a4, MemOperand(a0, offsetof(T, s8)));

  __ Ld_d(a4, MemOperand(a0, offsetof(T, s4)));
  __ ByteSwapSigned(a4, a4, 4);
  __ St_d(a4, MemOperand(a0, offsetof(T, s4)));

  __ Ld_d(a4, MemOperand(a0, offsetof(T, s2)));
  __ ByteSwapSigned(a4, a4, 2);
  __ St_d(a4, MemOperand(a0, offsetof(T, s2)));

  __ Ld_d(a4, MemOperand(a0, offsetof(T, u4)));
  __ ByteSwapSigned(a4, a4, 4);
  __ St_d(a4, MemOperand(a0, offsetof(T, u4)));

  __ Ld_d(a4, MemOperand(a0, offsetof(T, u2)));
  __ ByteSwapSigned(a4, a4, 2);
  __ St_d(a4, MemOperand(a0, offsetof(T, u2)));

  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);

  for (size_t i = 0; i < arraysize(test_values); i++) {
    int32_t in_s4 = static_cast<int32_t>(test_values[i]);
    int16_t in_s2 = static_cast<int16_t>(test_values[i]);
    uint32_t in_u4 = static_cast<uint32_t>(test_values[i]);
    uint16_t in_u2 = static_cast<uint16_t>(test_values[i]);

    t.s8 = test_values[i];
    t.s4 = static_cast<uint64_t>(in_s4);
    t.s2 = static_cast<uint64_t>(in_s2);
    t.u4 = static_cast<uint64_t>(in_u4);
    t.u2 = static_cast<uint64_t>(in_u2);

    f.Call(&t, 0, 0, 0, 0);

    CHECK_EQ(ByteReverse<uint64_t>(test_values[i]), t.s8);
    CHECK_EQ(ByteReverse<int32_t>(in_s4), static_cast<int32_t>(t.s4));
    CHECK_EQ(ByteReverse<int16_t>(in_s2), static_cast<int16_t>(t.s2));
    CHECK_EQ(ByteReverse<uint32_t>(in_u4), static_cast<uint32_t>(t.u4));
    CHECK_EQ(ByteReverse<uint16_t>(in_u2), static_cast<uint16_t>(t.u2));
  }
}

TEST(LoadConstants) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope handles(isolate);

  int64_t refConstants[64];
  int64_t result[64];

  int64_t mask = 1;
  for (int i = 0; i < 64; i++) {
    refConstants[i] = ~(mask << i);
  }

  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  __ or_(a4, a0, zero_reg);
  for (int i = 0; i < 64; i++) {
    // Load constant.
    __ li(a5, Operand(refConstants[i]));
    __ St_d(a5, MemOperand(a4, zero_reg));
    __ Add_d(a4, a4, Operand(kPointerSize));
  }

  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();

  auto f = GeneratedCode<FV>::FromCode(*code);
  (void)f.Call(reinterpret_cast<int64_t>(result), 0, 0, 0, 0);
  // Check results.
  for (int i = 0; i < 64; i++) {
    CHECK(refConstants[i] == result[i]);
  }
}

TEST(jump_tables4) {
  // Similar to test-assembler-loong64 jump_tables1, with extra test for branch
  // trampoline required before emission of the dd table (where trampolines are
  // blocked), and proper transition to long-branch mode.
  // Regression test for v8:4294.
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  const int kNumCases = 512;
  int values[kNumCases];
  isolate->random_number_generator()->NextBytes(values, sizeof(values));
  Label labels[kNumCases];
  Label near_start, end, done;

  __ Push(ra);
  __ xor_(a2, a2, a2);

  __ Branch(&end);
  __ bind(&near_start);

  for (int i = 0; i < 32768 - 256; ++i) {
    __ Add_d(a2, a2, 1);
  }

  __ GenerateSwitchTable(a0, kNumCases,
                         [&labels](size_t i) { return labels + i; });

  for (int i = 0; i < kNumCases; ++i) {
    __ bind(&labels[i]);
    __ li(a2, values[i]);
    __ Branch(&done);
  }

  __ bind(&done);
  __ Pop(ra);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  __ bind(&end);
  __ Branch(&near_start);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
#ifdef OBJECT_PRINT
  code->Print(std::cout);
#endif
  auto f = GeneratedCode<F1>::FromCode(*code);
  for (int i = 0; i < kNumCases; ++i) {
    int64_t res = reinterpret_cast<int64_t>(f.Call(i, 0, 0, 0, 0));
    ::printf("f(%d) = %" PRId64 "\n", i, res);
    CHECK_EQ(values[i], res);
  }
}

TEST(jump_tables6) {
  // Similar to test-assembler-loong64 jump_tables1, with extra test for branch
  // trampoline required after emission of the dd table (where trampolines are
  // blocked). This test checks if number of really generated instructions is
  // greater than number of counted instructions from code, as we are expecting
  // generation of trampoline in this case
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  const int kSwitchTableCases = 80;

  const int kMaxBranchOffset = (1 << (18 - 1)) - 1;
  const int kTrampolineSlotsSize = Assembler::kTrampolineSlotsSize;
  const int kSwitchTablePrologueSize = MacroAssembler::kSwitchTablePrologueSize;

  const int kMaxOffsetForTrampolineStart =
      kMaxBranchOffset - 16 * kTrampolineSlotsSize;
  const int kFillInstr = (kMaxOffsetForTrampolineStart / kInstrSize) -
                         (kSwitchTablePrologueSize + kSwitchTableCases) - 20;

  int values[kSwitchTableCases];
  isolate->random_number_generator()->NextBytes(values, sizeof(values));
  Label labels[kSwitchTableCases];
  Label near_start, end, done;

  __ Push(ra);
  __ xor_(a2, a2, a2);

  int offs1 = masm->pc_offset();
  int gen_insn = 0;

  __ Branch(&end);
  gen_insn += 1;
  __ bind(&near_start);

  for (int i = 0; i < kFillInstr; ++i) {
    __ Add_d(a2, a2, 1);
  }
  gen_insn += kFillInstr;

  __ GenerateSwitchTable(a0, kSwitchTableCases,
                         [&labels](size_t i) { return labels + i; });
  gen_insn += (kSwitchTablePrologueSize + kSwitchTableCases);

  for (int i = 0; i < kSwitchTableCases; ++i) {
    __ bind(&labels[i]);
    __ li(a2, values[i]);
    __ Branch(&done);
  }
  gen_insn += 3 * kSwitchTableCases;

  // If offset from here to first branch instr is greater than max allowed
  // offset for trampoline ...
  CHECK_LT(kMaxOffsetForTrampolineStart, masm->pc_offset() - offs1);
  // ... number of generated instructions must be greater then "gen_insn",
  // as we are expecting trampoline generation
  CHECK_LT(gen_insn, (masm->pc_offset() - offs1) / kInstrSize);

  __ bind(&done);
  __ Pop(ra);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  __ bind(&end);
  __ Branch(&near_start);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
#ifdef OBJECT_PRINT
  code->Print(std::cout);
#endif
  auto f = GeneratedCode<F1>::FromCode(*code);
  for (int i = 0; i < kSwitchTableCases; ++i) {
    int64_t res = reinterpret_cast<int64_t>(f.Call(i, 0, 0, 0, 0));
    ::printf("f(%d) = %" PRId64 "\n", i, res);
    CHECK_EQ(values[i], res);
  }
}

static uint64_t run_alsl_w(uint32_t rj, uint32_t rk, int8_t sa) {
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  __ Alsl_w(a2, a0, a1, sa);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  assembler.GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();

  auto f = GeneratedCode<F1>::FromCode(*code);

  uint64_t res = reinterpret_cast<uint64_t>(f.Call(rj, rk, 0, 0, 0));

  return res;
}

TEST(ALSL_W) {
  CcTest::InitializeVM();
  struct TestCaseAlsl {
    int32_t rj;
    int32_t rk;
    uint8_t sa;
    uint64_t expected_res;
  };
  // clang-format off
  struct TestCaseAlsl tc[] = {// rj, rk, sa, expected_res
                             {0x1, 0x4, 1, 0x6},
                             {0x1, 0x4, 2, 0x8},
                             {0x1, 0x4, 3, 0xC},
                             {0x1, 0x4, 4, 0x14},
                             {0x1, 0x4, 5, 0x24},
                             {0x1, 0x0, 1, 0x2},
                             {0x1, 0x0, 2, 0x4},
                             {0x1, 0x0, 3, 0x8},
                             {0x1, 0x0, 4, 0x10},
                             {0x1, 0x0, 5, 0x20},
                             {0x0, 0x4, 1, 0x4},
                             {0x0, 0x4, 2, 0x4},
                             {0x0, 0x4, 3, 0x4},
                             {0x0, 0x4, 4, 0x4},
                             {0x0, 0x4, 5, 0x4},

                             // Shift overflow.
                             {INT32_MAX, 0x4, 1, 0x2},
                             {INT32_MAX >> 1, 0x4, 2, 0x0},
                             {INT32_MAX >> 2, 0x4, 3, 0xFFFFFFFFFFFFFFFC},
                             {INT32_MAX >> 3, 0x4, 4, 0xFFFFFFFFFFFFFFF4},
                             {INT32_MAX >> 4, 0x4, 5, 0xFFFFFFFFFFFFFFE4},

                             // Signed addition overflow.
                             {0x1, INT32_MAX - 1, 1, 0xFFFFFFFF80000000},
                             {0x1, INT32_MAX - 3, 2, 0xFFFFFFFF80000000},
                             {0x1, INT32_MAX - 7, 3, 0xFFFFFFFF80000000},
                             {0x1, INT32_MAX - 15, 4, 0xFFFFFFFF80000000},
                             {0x1, INT32_MAX - 31, 5, 0xFFFFFFFF80000000},

                             // Addition overflow.
                             {0x1, -2, 1, 0x0},
                             {0x1, -4, 2, 0x0},
                             {0x1, -8, 3, 0x0},
                             {0x1, -16, 4, 0x0},
                             {0x1, -32, 5, 0x0}};
  // clang-format on
  size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAlsl);
  for (size_t i = 0; i < nr_test_cases; ++i) {
    uint64_t res = run_alsl_w(tc[i].rj, tc[i].rk, tc[i].sa);
    PrintF("0x%" PRIx64 " =? 0x%" PRIx64 " == Alsl_w(a0, %x, %x, %hhu)\n",
           tc[i].expected_res, res, tc[i].rj, tc[i].rk, tc[i].sa);
    CHECK_EQ(tc[i].expected_res, res);
  }
}

static uint64_t run_alsl_d(uint64_t rj, uint64_t rk, int8_t sa) {
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  __ Alsl_d(a2, a0, a1, sa);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  assembler.GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();

  auto f = GeneratedCode<FV>::FromCode(*code);

  uint64_t res = reinterpret_cast<uint64_t>(f.Call(rj, rk, 0, 0, 0));

  return res;
}

TEST(ALSL_D) {
  CcTest::InitializeVM();
  struct TestCaseAlsl {
    int64_t rj;
    int64_t rk;
    uint8_t sa;
    uint64_t expected_res;
  };
  // clang-format off
  struct TestCaseAlsl tc[] = {// rj, rk, sa, expected_res
                             {0x1, 0x4, 1, 0x6},
                             {0x1, 0x4, 2, 0x8},
                             {0x1, 0x4, 3, 0xC},
                             {0x1, 0x4, 4, 0x14},
                             {0x1, 0x4, 5, 0x24},
                             {0x1, 0x0, 1, 0x2},
                             {0x1, 0x0, 2, 0x4},
                             {0x1, 0x0, 3, 0x8},
                             {0x1, 0x0, 4, 0x10},
                             {0x1, 0x0, 5, 0x20},
                             {0x0, 0x4, 1, 0x4},
                             {0x0, 0x4, 2, 0x4},
                             {0x0, 0x4, 3, 0x4},
                             {0x0, 0x4, 4, 0x4},
                             {0x0, 0x4, 5, 0x4},

                             // Shift overflow.
                             {INT64_MAX, 0x4, 1, 0x2},
                             {INT64_MAX >> 1, 0x4, 2, 0x0},
                             {INT64_MAX >> 2, 0x4, 3, 0xFFFFFFFFFFFFFFFC},
                             {INT64_MAX >> 3, 0x4, 4, 0xFFFFFFFFFFFFFFF4},
                             {INT64_MAX >> 4, 0x4, 5, 0xFFFFFFFFFFFFFFE4},

                             // Signed addition overflow.
                             {0x1, INT64_MAX - 1, 1, 0x8000000000000000},
                             {0x1, INT64_MAX - 3, 2, 0x8000000000000000},
                             {0x1, INT64_MAX - 7, 3, 0x8000000000000000},
                             {0x1, INT64_MAX - 15, 4, 0x8000000000000000},
                             {0x1, INT64_MAX - 31, 5, 0x8000000000000000},

                             // Addition overflow.
                             {0x1, -2, 1, 0x0},
                             {0x1, -4, 2, 0x0},
                             {0x1, -8, 3, 0x0},
                             {0x1, -16, 4, 0x0},
                             {0x1, -32, 5, 0x0}};
  // clang-format on

  size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAlsl);
  for (size_t i = 0; i < nr_test_cases; ++i) {
    uint64_t res = run_alsl_d(tc[i].rj, tc[i].rk, tc[i].sa);
    PrintF("0x%" PRIx64 " =? 0x%" PRIx64 " == Dlsa(v0, %" PRIx64 ", %" PRIx64
           ", %hhu)\n",
           tc[i].expected_res, res, tc[i].rj, tc[i].rk, tc[i].sa);
    CHECK_EQ(tc[i].expected_res, res);
  }
}
// clang-format off
static const std::vector<uint32_t> ffint_ftintrz_uint32_test_values() {
  static const uint32_t kValues[] = {0x00000000, 0x00000001, 0x00FFFF00,
                                     0x7FFFFFFF, 0x80000000, 0x80000001,
                                     0x80FFFF00, 0x8FFFFFFF, 0xFFFFFFFF};
  return std::vector<uint32_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

static const std::vector<int32_t> ffint_ftintrz_int32_test_values() {
  static const int32_t kValues[] = {
      static_cast<int32_t>(0x00000000), static_cast<int32_t>(0x00000001),
      static_cast<int32_t>(0x00FFFF00), static_cast<int32_t>(0x7FFFFFFF),
      static_cast<int32_t>(0x80000000), static_cast<int32_t>(0x80000001),
      static_cast<int32_t>(0x80FFFF00), static_cast<int32_t>(0x8FFFFFFF),
      static_cast<int32_t>(0xFFFFFFFF)};
  return std::vector<int32_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

static const std::vector<uint64_t> ffint_ftintrz_uint64_test_values() {
  static const uint64_t kValues[] = {
      0x0000000000000000, 0x0000000000000001, 0x0000FFFFFFFF0000,
      0x7FFFFFFFFFFFFFFF, 0x8000000000000000, 0x8000000000000001,
      0x8000FFFFFFFF0000, 0x8FFFFFFFFFFFFFFF, 0xFFFFFFFFFFFFFFFF};
  return std::vector<uint64_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

static const std::vector<int64_t> ffint_ftintrz_int64_test_values() {
  static const int64_t kValues[] = {static_cast<int64_t>(0x0000000000000000),
                                    static_cast<int64_t>(0x0000000000000001),
                                    static_cast<int64_t>(0x0000FFFFFFFF0000),
                                    static_cast<int64_t>(0x7FFFFFFFFFFFFFFF),
                                    static_cast<int64_t>(0x8000000000000000),
                                    static_cast<int64_t>(0x8000000000000001),
                                    static_cast<int64_t>(0x8000FFFFFFFF0000),
                                    static_cast<int64_t>(0x8FFFFFFFFFFFFFFF),
                                    static_cast<int64_t>(0xFFFFFFFFFFFFFFFF)};
  return std::vector<int64_t>(&kValues[0], &kValues[arraysize(kValues)]);
}
// clang-format on

// Helper macros that can be used in FOR_INT32_INPUTS(i) { ... *i ... }
#define FOR_INPUTS(ctype, itype, var, test_vector)           \
  std::vector<ctype> var##_vec = test_vector();              \
  for (std::vector<ctype>::iterator var = var##_vec.begin(); \
       var != var##_vec.end(); ++var)

#define FOR_INPUTS2(ctype, itype, var, var2, test_vector)  \
  std::vector<ctype> var##_vec = test_vector();            \
  std::vector<ctype>::iterator var;                        \
  std::vector<ctype>::reverse_iterator var2;               \
  for (var = var##_vec.begin(), var2 = var##_vec.rbegin(); \
       var != var##_vec.end(); ++var, ++var2)

#define FOR_ENUM_INPUTS(var, type, test_vector) \
  FOR_INPUTS(enum type, type, var, test_vector)
#define FOR_STRUCT_INPUTS(var, type, test_vector) \
  FOR_INPUTS(struct type, type, var, test_vector)
#define FOR_INT32_INPUTS(var, test_vector) \
  FOR_INPUTS(int32_t, int32, var, test_vector)
#define FOR_INT32_INPUTS2(var, var2, test_vector) \
  FOR_INPUTS2(int32_t, int32, var, var2, test_vector)
#define FOR_INT64_INPUTS(var, test_vector) \
  FOR_INPUTS(int64_t, int64, var, test_vector)
#define FOR_UINT32_INPUTS(var, test_vector) \
  FOR_INPUTS(uint32_t, uint32, var, test_vector)
#define FOR_UINT64_INPUTS(var, test_vector) \
  FOR_INPUTS(uint64_t, uint64, var, test_vector)

template <typename RET_TYPE, typename IN_TYPE, typename Func>
RET_TYPE run_CVT(IN_TYPE x, Func GenerateConvertInstructionFunc) {
  using F_CVT = RET_TYPE(IN_TYPE x0, int x1, int x2, int x3, int x4);

  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assm(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assm;

  GenerateConvertInstructionFunc(masm);
  __ movfr2gr_d(a2, f9);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  assm.GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();

  auto f = GeneratedCode<F_CVT>::FromCode(*code);

  return reinterpret_cast<RET_TYPE>(f.Call(x, 0, 0, 0, 0));
}

TEST(Ffint_s_uw_Ftintrz_uw_s) {
  CcTest::InitializeVM();
  FOR_UINT32_INPUTS(i, ffint_ftintrz_uint32_test_values) {
    uint32_t input = *i;
    auto fn = [](MacroAssembler* masm) {
      __ Ffint_s_uw(f8, a0);
      __ movgr2frh_w(f9, zero_reg);
      __ Ftintrz_uw_s(f9, f8, f10);
    };
    CHECK_EQ(static_cast<float>(input), run_CVT<uint32_t>(input, fn));
  }
}

TEST(Ffint_s_ul_Ftintrz_ul_s) {
  CcTest::InitializeVM();
  FOR_UINT64_INPUTS(i, ffint_ftintrz_uint64_test_values) {
    uint64_t input = *i;
    auto fn = [](MacroAssembler* masm) {
      __ Ffint_s_ul(f8, a0);
      __ Ftintrz_ul_s(f9, f8, f10, a2);
    };
    CHECK_EQ(static_cast<float>(input), run_CVT<uint64_t>(input, fn));
  }
}

TEST(Ffint_d_uw_Ftintrz_uw_d) {
  CcTest::InitializeVM();
  FOR_UINT64_INPUTS(i, ffint_ftintrz_uint64_test_values) {
    uint32_t input = *i;
    auto fn = [](MacroAssembler* masm) {
      __ Ffint_d_uw(f8, a0);
      __ movgr2frh_w(f9, zero_reg);
      __ Ftintrz_uw_d(f9, f8, f10);
    };
    CHECK_EQ(static_cast<double>(input), run_CVT<uint32_t>(input, fn));
  }
}

TEST(Ffint_d_ul_Ftintrz_ul_d) {
  CcTest::InitializeVM();
  FOR_UINT64_INPUTS(i, ffint_ftintrz_uint64_test_values) {
    uint64_t input = *i;
    auto fn = [](MacroAssembler* masm) {
      __ Ffint_d_ul(f8, a0);
      __ Ftintrz_ul_d(f9, f8, f10, a2);
    };
    CHECK_EQ(static_cast<double>(input), run_CVT<uint64_t>(input, fn));
  }
}

TEST(Ffint_d_l_Ftintrz_l_ud) {
  CcTest::InitializeVM();
  FOR_INT64_INPUTS(i, ffint_ftintrz_int64_test_values) {
    int64_t input = *i;
    uint64_t abs_input = (input >= 0 || input == INT64_MIN) ? input : -input;
    auto fn = [](MacroAssembler* masm) {
      __ movgr2fr_d(f8, a0);
      __ ffint_d_l(f10, f8);
      __ Ftintrz_l_ud(f9, f10, f11);
    };
    CHECK_EQ(static_cast<double>(abs_input), run_CVT<uint64_t>(input, fn));
  }
}

TEST(ffint_d_l_Ftint_l_d) {
  CcTest::InitializeVM();
  FOR_INT64_INPUTS(i, ffint_ftintrz_int64_test_values) {
    int64_t input = *i;
    auto fn = [](MacroAssembler* masm) {
      __ movgr2fr_d(f8, a0);
      __ ffint_d_l(f10, f8);
      __ Ftintrz_l_d(f9, f10);
    };
    CHECK_EQ(static_cast<double>(input), run_CVT<int64_t>(input, fn));
  }
}

TEST(ffint_d_w_Ftint_w_d) {
  CcTest::InitializeVM();
  FOR_INT32_INPUTS(i, ffint_ftintrz_int32_test_values) {
    int32_t input = *i;
    auto fn = [](MacroAssembler* masm) {
      __ movgr2fr_w(f8, a0);
      __ ffint_d_w(f10, f8);
      __ Ftintrz_w_d(f9, f10);
      __ movfr2gr_s(a4, f9);
      __ movgr2fr_d(f9, a4);
    };
    CHECK_EQ(static_cast<double>(input), run_CVT<int64_t>(input, fn));
  }
}


static const std::vector<int64_t> overflow_int64_test_values() {
  // clang-format off
  static const int64_t kValues[] = {static_cast<int64_t>(0xF000000000000000),
                                    static_cast<int64_t>(0x0000000000000001),
                                    static_cast<int64_t>(0xFF00000000000000),
                                    static_cast<int64_t>(0x0000F00111111110),
                                    static_cast<int64_t>(0x0F00001000000000),
                                    static_cast<int64_t>(0x991234AB12A96731),
                                    static_cast<int64_t>(0xB0FFFF0F0F0F0F01),
                                    static_cast<int64_t>(0x00006FFFFFFFFFFF),
                                    static_cast<int64_t>(0xFFFFFFFFFFFFFFFF)};
  // clang-format on
  return std::vector<int64_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

TEST(OverflowInstructions) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope handles(isolate);

  struct T {
    int64_t lhs;
    int64_t rhs;
    int64_t output_add1;
    int64_t output_add2;
    int64_t output_sub1;
    int64_t output_sub2;
    int64_t output_mul1;
    int64_t output_mul2;
    int64_t overflow_add1;
    int64_t overflow_add2;
    int64_t overflow_sub1;
    int64_t overflow_sub2;
    int64_t overflow_mul1;
    int64_t overflow_mul2;
  };
  T t;

  FOR_INT64_INPUTS(i, overflow_int64_test_values) {
    FOR_INT64_INPUTS(j, overflow_int64_test_values) {
      int64_t ii = *i;
      int64_t jj = *j;
      int64_t expected_add, expected_sub;
      int32_t ii32 = static_cast<int32_t>(ii);
      int32_t jj32 = static_cast<int32_t>(jj);
      int32_t expected_mul;
      int64_t expected_add_ovf, expected_sub_ovf, expected_mul_ovf;
      MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
      MacroAssembler* masm = &assembler;

      __ ld_d(t0, a0, offsetof(T, lhs));
      __ ld_d(t1, a0, offsetof(T, rhs));

      __ AddOverflow_d(t2, t0, Operand(t1), t3);
      __ st_d(t2, a0, offsetof(T, output_add1));
      __ st_d(t3, a0, offsetof(T, overflow_add1));
      __ or_(t3, zero_reg, zero_reg);
      __ AddOverflow_d(t0, t0, Operand(t1), t3);
      __ st_d(t0, a0, offsetof(T, output_add2));
      __ st_d(t3, a0, offsetof(T, overflow_add2));

      __ ld_d(t0, a0, offsetof(T, lhs));
      __ ld_d(t1, a0, offsetof(T, rhs));

      __ SubOverflow_d(t2, t0, Operand(t1), t3);
      __ st_d(t2, a0, offsetof(T, output_sub1));
      __ st_d(t3, a0, offsetof(T, overflow_sub1));
      __ or_(t3, zero_reg, zero_reg);
      __ SubOverflow_d(t0, t0, Operand(t1), t3);
      __ st_d(t0, a0, offsetof(T, output_sub2));
      __ st_d(t3, a0, offsetof(T, overflow_sub2));

      __ ld_d(t0, a0, offsetof(T, lhs));
      __ ld_d(t1, a0, offsetof(T, rhs));
      __ slli_w(t0, t0, 0);
      __ slli_w(t1, t1, 0);

      __ MulOverflow_w(t2, t0, Operand(t1), t3);
      __ st_d(t2, a0, offsetof(T, output_mul1));
      __ st_d(t3, a0, offsetof(T, overflow_mul1));
      __ or_(t3, zero_reg, zero_reg);
      __ MulOverflow_w(t0, t0, Operand(t1), t3);
      __ st_d(t0, a0, offsetof(T, output_mul2));
      __ st_d(t3, a0, offsetof(T, overflow_mul2));

      __ jirl(zero_reg, ra, 0);

      CodeDesc desc;
      masm->GetCode(isolate, &desc);
      Handle<Code> code =
          Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
      auto f = GeneratedCode<F3>::FromCode(*code);
      t.lhs = ii;
      t.rhs = jj;
      f.Call(&t, 0, 0, 0, 0);

      expected_add_ovf = base::bits::SignedAddOverflow64(ii, jj, &expected_add);
      expected_sub_ovf = base::bits::SignedSubOverflow64(ii, jj, &expected_sub);
      expected_mul_ovf =
          base::bits::SignedMulOverflow32(ii32, jj32, &expected_mul);

      CHECK_EQ(expected_add_ovf, t.overflow_add1 < 0);
      CHECK_EQ(expected_sub_ovf, t.overflow_sub1 < 0);
      CHECK_EQ(expected_mul_ovf, t.overflow_mul1 != 0);

      CHECK_EQ(t.overflow_add1, t.overflow_add2);
      CHECK_EQ(t.overflow_sub1, t.overflow_sub2);
      CHECK_EQ(t.overflow_mul1, t.overflow_mul2);

      CHECK_EQ(expected_add, t.output_add1);
      CHECK_EQ(expected_add, t.output_add2);
      CHECK_EQ(expected_sub, t.output_sub1);
      CHECK_EQ(expected_sub, t.output_sub2);
      if (!expected_mul_ovf) {
        CHECK_EQ(expected_mul, t.output_mul1);
        CHECK_EQ(expected_mul, t.output_mul2);
      }
    }
  }
}

TEST(min_max_nan) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct TestFloat {
    double a;
    double b;
    double c;
    double d;
    float e;
    float f;
    float g;
    float h;
  };

  TestFloat test;
  const double dnan = std::numeric_limits<double>::quiet_NaN();
  const double dinf = std::numeric_limits<double>::infinity();
  const double dminf = -std::numeric_limits<double>::infinity();
  const float fnan = std::numeric_limits<float>::quiet_NaN();
  const float finf = std::numeric_limits<float>::infinity();
  const float fminf = -std::numeric_limits<float>::infinity();
  const int kTableLength = 13;

  // clang-format off
  double inputsa[kTableLength] = {dnan,  3.0,  -0.0, 0.0,  42.0, dinf, dminf,
                                  dinf, dnan, 3.0,  dinf, dnan, dnan};
  double inputsb[kTableLength] = {dnan,   2.0, 0.0,  -0.0, dinf, 42.0, dinf,
                                  dminf, 3.0, dnan, dnan, dinf, dnan};
  double outputsdmin[kTableLength] = {dnan,  2.0,   -0.0,  -0.0, 42.0,
                                      42.0, dminf, dminf, dnan, dnan,
                                      dnan, dnan,  dnan};
  double outputsdmax[kTableLength] = {dnan,  3.0,  0.0,  0.0,  dinf, dinf, dinf,
                                      dinf, dnan, dnan, dnan, dnan, dnan};

  float inputse[kTableLength] = {2.0,  3.0,  -0.0, 0.0,  42.0, finf, fminf,
                                 finf, fnan, 3.0,  finf, fnan, fnan};
  float inputsf[kTableLength] = {3.0,   2.0, 0.0,  -0.0, finf, 42.0, finf,
                                 fminf, 3.0, fnan, fnan, finf, fnan};
  float outputsfmin[kTableLength] = {2.0,   2.0,  -0.0, -0.0, 42.0, 42.0, fminf,
                                     fminf, fnan, fnan, fnan, fnan, fnan};
  float outputsfmax[kTableLength] = {3.0,  3.0,  0.0,  0.0,  finf, finf, finf,
                                     finf, fnan, fnan, fnan, fnan, fnan};

  // clang-format on
  auto handle_dnan = [masm](FPURegister dst, Label* nan, Label* back) {
    __ bind(nan);
    __ LoadRoot(t8, RootIndex::kNanValue);
    __ Fld_d(dst, FieldMemOperand(t8, HeapNumber::kValueOffset));
    __ Branch(back);
  };

  auto handle_snan = [masm, fnan](FPURegister dst, Label* nan, Label* back) {
    __ bind(nan);
    __ Move(dst, fnan);
    __ Branch(back);
  };

  Label handle_mind_nan, handle_maxd_nan, handle_mins_nan, handle_maxs_nan;
  Label back_mind_nan, back_maxd_nan, back_mins_nan, back_maxs_nan;

  __ Push(s6);
  __ InitializeRootRegister();
  __ Fld_d(f8, MemOperand(a0, offsetof(TestFloat, a)));
  __ Fld_d(f9, MemOperand(a0, offsetof(TestFloat, b)));
  __ Fld_s(f10, MemOperand(a0, offsetof(TestFloat, e)));
  __ Fld_s(f11, MemOperand(a0, offsetof(TestFloat, f)));
  __ Float64Min(f12, f8, f9, &handle_mind_nan);
  __ bind(&back_mind_nan);
  __ Float64Max(f13, f8, f9, &handle_maxd_nan);
  __ bind(&back_maxd_nan);
  __ Float32Min(f14, f10, f11, &handle_mins_nan);
  __ bind(&back_mins_nan);
  __ Float32Max(f15, f10, f11, &handle_maxs_nan);
  __ bind(&back_maxs_nan);
  __ Fst_d(f12, MemOperand(a0, offsetof(TestFloat, c)));
  __ Fst_d(f13, MemOperand(a0, offsetof(TestFloat, d)));
  __ Fst_s(f14, MemOperand(a0, offsetof(TestFloat, g)));
  __ Fst_s(f15, MemOperand(a0, offsetof(TestFloat, h)));
  __ Pop(s6);
  __ jirl(zero_reg, ra, 0);

  handle_dnan(f12, &handle_mind_nan, &back_mind_nan);
  handle_dnan(f13, &handle_maxd_nan, &back_maxd_nan);
  handle_snan(f14, &handle_mins_nan, &back_mins_nan);
  handle_snan(f15, &handle_maxs_nan, &back_maxs_nan);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);
  for (int i = 0; i < kTableLength; i++) {
    test.a = inputsa[i];
    test.b = inputsb[i];
    test.e = inputse[i];
    test.f = inputsf[i];

    f.Call(&test, 0, 0, 0, 0);
    CHECK_EQ(0, memcmp(&test.c, &outputsdmin[i], sizeof(test.c)));
    CHECK_EQ(0, memcmp(&test.d, &outputsdmax[i], sizeof(test.d)));
    CHECK_EQ(0, memcmp(&test.g, &outputsfmin[i], sizeof(test.g)));
    CHECK_EQ(0, memcmp(&test.h, &outputsfmax[i], sizeof(test.h)));
  }
}

template <typename IN_TYPE, typename Func>
bool run_Unaligned(char* memory_buffer, int32_t in_offset, int32_t out_offset,
                   IN_TYPE value, Func GenerateUnalignedInstructionFunc) {
  using F_CVT = int32_t(char* x0, int x1, int x2, int x3, int x4);

  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assm(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assm;
  IN_TYPE res;

  GenerateUnalignedInstructionFunc(masm, in_offset, out_offset);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  assm.GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();

  auto f = GeneratedCode<F_CVT>::FromCode(*code);

  MemCopy(memory_buffer + in_offset, &value, sizeof(IN_TYPE));
  f.Call(memory_buffer, 0, 0, 0, 0);
  MemCopy(&res, memory_buffer + out_offset, sizeof(IN_TYPE));

  return res == value;
}

static const std::vector<uint64_t> unsigned_test_values() {
  // clang-format off
  static const uint64_t kValues[] = {
      0x2180F18A06384414, 0x000A714532102277, 0xBC1ACCCF180649F0,
      0x8000000080008000, 0x0000000000000001, 0xFFFFFFFFFFFFFFFF,
  };
  // clang-format on
  return std::vector<uint64_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

static const std::vector<int32_t> unsigned_test_offset() {
  static const int32_t kValues[] = {// value, offset
                                    -132 * KB, -21 * KB, 0, 19 * KB, 135 * KB};
  return std::vector<int32_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

static const std::vector<int32_t> unsigned_test_offset_increment() {
  static const int32_t kValues[] = {-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5};
  return std::vector<int32_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

TEST(Ld_b) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        uint16_t value = static_cast<uint64_t>(*i & 0xFFFF);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn_1 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ Ld_b(a2, MemOperand(a0, in_offset));
          __ St_b(a2, MemOperand(a0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset,
                                              out_offset, value, fn_1));

        auto fn_2 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ mov(t0, a0);
          __ Ld_b(a0, MemOperand(a0, in_offset));
          __ St_b(a0, MemOperand(t0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset,
                                              out_offset, value, fn_2));

        auto fn_3 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ mov(t0, a0);
          __ Ld_bu(a0, MemOperand(a0, in_offset));
          __ St_b(a0, MemOperand(t0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset,
                                              out_offset, value, fn_3));

        auto fn_4 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ Ld_bu(a2, MemOperand(a0, in_offset));
          __ St_b(a2, MemOperand(a0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset,
                                              out_offset, value, fn_4));
      }
    }
  }
}

TEST(Ld_b_bitextension) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        uint16_t value = static_cast<uint64_t>(*i & 0xFFFF);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn = [](MacroAssembler* masm, int32_t in_offset,
                     int32_t out_offset) {
          Label success, fail, end, different;
          __ Ld_b(t0, MemOperand(a0, in_offset));
          __ Ld_bu(t1, MemOperand(a0, in_offset));
          __ Branch(&different, ne, t0, Operand(t1));

          // If signed and unsigned values are same, check
          // the upper bits to see if they are zero
          __ srai_w(t0, t0, 7);
          __ Branch(&success, eq, t0, Operand(zero_reg));
          __ Branch(&fail);

          // If signed and unsigned values are different,
          // check that the upper bits are complementary
          __ bind(&different);
          __ srai_w(t1, t1, 7);
          __ Branch(&fail, ne, t1, Operand(1));
          __ srai_w(t0, t0, 7);
          __ addi_d(t0, t0, 1);
          __ Branch(&fail, ne, t0, Operand(zero_reg));
          // Fall through to success

          __ bind(&success);
          __ Ld_b(t0, MemOperand(a0, in_offset));
          __ St_b(t0, MemOperand(a0, out_offset));
          __ Branch(&end);
          __ bind(&fail);
          __ St_b(zero_reg, MemOperand(a0, out_offset));
          __ bind(&end);
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset,
                                              out_offset, value, fn));
      }
    }
  }
}

TEST(Ld_h) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        uint16_t value = static_cast<uint64_t>(*i & 0xFFFF);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn_1 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ Ld_h(a2, MemOperand(a0, in_offset));
          __ St_h(a2, MemOperand(a0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset,
                                               out_offset, value, fn_1));

        auto fn_2 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ mov(t0, a0);
          __ Ld_h(a0, MemOperand(a0, in_offset));
          __ St_h(a0, MemOperand(t0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset,
                                               out_offset, value, fn_2));

        auto fn_3 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ mov(t0, a0);
          __ Ld_hu(a0, MemOperand(a0, in_offset));
          __ St_h(a0, MemOperand(t0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset,
                                               out_offset, value, fn_3));

        auto fn_4 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ Ld_hu(a2, MemOperand(a0, in_offset));
          __ St_h(a2, MemOperand(a0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset,
                                               out_offset, value, fn_4));
      }
    }
  }
}

TEST(Ld_h_bitextension) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        uint16_t value = static_cast<uint64_t>(*i & 0xFFFF);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn = [](MacroAssembler* masm, int32_t in_offset,
                     int32_t out_offset) {
          Label success, fail, end, different;
          __ Ld_h(t0, MemOperand(a0, in_offset));
          __ Ld_hu(t1, MemOperand(a0, in_offset));
          __ Branch(&different, ne, t0, Operand(t1));

          // If signed and unsigned values are same, check
          // the upper bits to see if they are zero
          __ srai_w(t0, t0, 15);
          __ Branch(&success, eq, t0, Operand(zero_reg));
          __ Branch(&fail);

          // If signed and unsigned values are different,
          // check that the upper bits are complementary
          __ bind(&different);
          __ srai_w(t1, t1, 15);
          __ Branch(&fail, ne, t1, Operand(1));
          __ srai_w(t0, t0, 15);
          __ addi_d(t0, t0, 1);
          __ Branch(&fail, ne, t0, Operand(zero_reg));
          // Fall through to success

          __ bind(&success);
          __ Ld_h(t0, MemOperand(a0, in_offset));
          __ St_h(t0, MemOperand(a0, out_offset));
          __ Branch(&end);
          __ bind(&fail);
          __ St_h(zero_reg, MemOperand(a0, out_offset));
          __ bind(&end);
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset,
                                               out_offset, value, fn));
      }
    }
  }
}

TEST(Ld_w) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        uint32_t value = static_cast<uint32_t>(*i & 0xFFFFFFFF);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn_1 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ Ld_w(a2, MemOperand(a0, in_offset));
          __ St_w(a2, MemOperand(a0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint32_t>(buffer_middle, in_offset,
                                               out_offset, value, fn_1));

        auto fn_2 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ mov(t0, a0);
          __ Ld_w(a0, MemOperand(a0, in_offset));
          __ St_w(a0, MemOperand(t0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true,
                 run_Unaligned<uint32_t>(buffer_middle, in_offset, out_offset,
                                         (uint32_t)value, fn_2));

        auto fn_3 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ Ld_wu(a2, MemOperand(a0, in_offset));
          __ St_w(a2, MemOperand(a0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint32_t>(buffer_middle, in_offset,
                                               out_offset, value, fn_3));

        auto fn_4 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ mov(t0, a0);
          __ Ld_wu(a0, MemOperand(a0, in_offset));
          __ St_w(a0, MemOperand(t0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true,
                 run_Unaligned<uint32_t>(buffer_middle, in_offset, out_offset,
                                         (uint32_t)value, fn_4));
      }
    }
  }
}

TEST(Ld_w_extension) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        uint32_t value = static_cast<uint32_t>(*i & 0xFFFFFFFF);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn = [](MacroAssembler* masm, int32_t in_offset,
                     int32_t out_offset) {
          Label success, fail, end, different;
          __ Ld_w(t0, MemOperand(a0, in_offset));
          __ Ld_wu(t1, MemOperand(a0, in_offset));
          __ Branch(&different, ne, t0, Operand(t1));

          // If signed and unsigned values are same, check
          // the upper bits to see if they are zero
          __ srai_d(t0, t0, 31);
          __ Branch(&success, eq, t0, Operand(zero_reg));
          __ Branch(&fail);

          // If signed and unsigned values are different,
          // check that the upper bits are complementary
          __ bind(&different);
          __ srai_d(t1, t1, 31);
          __ Branch(&fail, ne, t1, Operand(1));
          __ srai_d(t0, t0, 31);
          __ addi_d(t0, t0, 1);
          __ Branch(&fail, ne, t0, Operand(zero_reg));
          // Fall through to success

          __ bind(&success);
          __ Ld_w(t0, MemOperand(a0, in_offset));
          __ St_w(t0, MemOperand(a0, out_offset));
          __ Branch(&end);
          __ bind(&fail);
          __ St_w(zero_reg, MemOperand(a0, out_offset));
          __ bind(&end);
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint32_t>(buffer_middle, in_offset,
                                               out_offset, value, fn));
      }
    }
  }
}

TEST(Ld_d) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        uint64_t value = *i;
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn_1 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ Ld_d(a2, MemOperand(a0, in_offset));
          __ St_d(a2, MemOperand(a0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true, run_Unaligned<uint64_t>(buffer_middle, in_offset,
                                               out_offset, value, fn_1));

        auto fn_2 = [](MacroAssembler* masm, int32_t in_offset,
                       int32_t out_offset) {
          __ mov(t0, a0);
          __ Ld_d(a0, MemOperand(a0, in_offset));
          __ St_d(a0, MemOperand(t0, out_offset));
          __ or_(a0, a2, zero_reg);
        };
        CHECK_EQ(true,
                 run_Unaligned<uint64_t>(buffer_middle, in_offset, out_offset,
                                         (uint32_t)value, fn_2));
      }
    }
  }
}

TEST(Fld_s) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        float value = static_cast<float>(*i & 0xFFFFFFFF);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn = [](MacroAssembler* masm, int32_t in_offset,
                     int32_t out_offset) {
          __ Fld_s(f0, MemOperand(a0, in_offset));
          __ Fst_s(f0, MemOperand(a0, out_offset));
        };
        CHECK_EQ(true, run_Unaligned<float>(buffer_middle, in_offset,
                                            out_offset, value, fn));
      }
    }
  }
}

TEST(Fld_d) {
  CcTest::InitializeVM();

  static const int kBufferSize = 300 * KB;
  char memory_buffer[kBufferSize];
  char* buffer_middle = memory_buffer + (kBufferSize / 2);

  FOR_UINT64_INPUTS(i, unsigned_test_values) {
    FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) {
      FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) {
        double value = static_cast<double>(*i);
        int32_t in_offset = *j1 + *k1;
        int32_t out_offset = *j2 + *k2;

        auto fn = [](MacroAssembler* masm, int32_t in_offset,
                     int32_t out_offset) {
          __ Fld_d(f0, MemOperand(a0, in_offset));
          __ Fst_d(f0, MemOperand(a0, out_offset));
        };
        CHECK_EQ(true, run_Unaligned<double>(buffer_middle, in_offset,
                                             out_offset, value, fn));
      }
    }
  }
}

static const std::vector<uint64_t> sltu_test_values() {
  // clang-format off
  static const uint64_t kValues[] = {
      0,
      1,
      0x7FE,
      0x7FF,
      0x800,
      0x801,
      0xFFE,
      0xFFF,
      0xFFFFFFFFFFFFF7FE,
      0xFFFFFFFFFFFFF7FF,
      0xFFFFFFFFFFFFF800,
      0xFFFFFFFFFFFFF801,
      0xFFFFFFFFFFFFFFFE,
      0xFFFFFFFFFFFFFFFF,
  };
  // clang-format on
  return std::vector<uint64_t>(&kValues[0], &kValues[arraysize(kValues)]);
}

template <typename Func>
bool run_Sltu(uint64_t rj, uint64_t rk, Func GenerateSltuInstructionFunc) {
  using F_CVT = int64_t(uint64_t x0, uint64_t x1, int x2, int x3, int x4);

  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assm(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assm;

  GenerateSltuInstructionFunc(masm, rk);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  assm.GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();

  auto f = GeneratedCode<F_CVT>::FromCode(*code);
  int64_t res = reinterpret_cast<int64_t>(f.Call(rj, rk, 0, 0, 0));
  return res == 1;
}

TEST(Sltu) {
  CcTest::InitializeVM();

  FOR_UINT64_INPUTS(i, sltu_test_values) {
    FOR_UINT64_INPUTS(j, sltu_test_values) {
      uint64_t rj = *i;
      uint64_t rk = *j;

      auto fn_1 = [](MacroAssembler* masm, uint64_t imm) {
        __ Sltu(a2, a0, Operand(imm));
      };
      CHECK_EQ(rj < rk, run_Sltu(rj, rk, fn_1));

      auto fn_2 = [](MacroAssembler* masm, uint64_t imm) {
        __ Sltu(a2, a0, a1);
      };
      CHECK_EQ(rj < rk, run_Sltu(rj, rk, fn_2));
    }
  }
}

template <typename T, typename Inputs, typename Results>
static GeneratedCode<F4> GenerateMacroFloat32MinMax(MacroAssembler* masm) {
  T a = T::from_code(8);   // f8
  T b = T::from_code(9);   // f9
  T c = T::from_code(10);  // f10

  Label ool_min_abc, ool_min_aab, ool_min_aba;
  Label ool_max_abc, ool_max_aab, ool_max_aba;

  Label done_min_abc, done_min_aab, done_min_aba;
  Label done_max_abc, done_max_aab, done_max_aba;

#define FLOAT_MIN_MAX(fminmax, res, x, y, done, ool, res_field) \
  __ Fld_s(x, MemOperand(a0, offsetof(Inputs, src1_)));         \
  __ Fld_s(y, MemOperand(a0, offsetof(Inputs, src2_)));         \
  __ fminmax(res, x, y, &ool);                                  \
  __ bind(&done);                                               \
  __ Fst_s(a, MemOperand(a1, offsetof(Results, res_field)))

  // a = min(b, c);
  FLOAT_MIN_MAX(Float32Min, a, b, c, done_min_abc, ool_min_abc, min_abc_);
  // a = min(a, b);
  FLOAT_MIN_MAX(Float32Min, a, a, b, done_min_aab, ool_min_aab, min_aab_);
  // a = min(b, a);
  FLOAT_MIN_MAX(Float32Min, a, b, a, done_min_aba, ool_min_aba, min_aba_);

  // a = max(b, c);
  FLOAT_MIN_MAX(Float32Max, a, b, c, done_max_abc, ool_max_abc, max_abc_);
  // a = max(a, b);
  FLOAT_MIN_MAX(Float32Max, a, a, b, done_max_aab, ool_max_aab, max_aab_);
  // a = max(b, a);
  FLOAT_MIN_MAX(Float32Max, a, b, a, done_max_aba, ool_max_aba, max_aba_);

#undef FLOAT_MIN_MAX

  __ jirl(zero_reg, ra, 0);

  // Generate out-of-line cases.
  __ bind(&ool_min_abc);
  __ Float32MinOutOfLine(a, b, c);
  __ Branch(&done_min_abc);

  __ bind(&ool_min_aab);
  __ Float32MinOutOfLine(a, a, b);
  __ Branch(&done_min_aab);

  __ bind(&ool_min_aba);
  __ Float32MinOutOfLine(a, b, a);
  __ Branch(&done_min_aba);

  __ bind(&ool_max_abc);
  __ Float32MaxOutOfLine(a, b, c);
  __ Branch(&done_max_abc);

  __ bind(&ool_max_aab);
  __ Float32MaxOutOfLine(a, a, b);
  __ Branch(&done_max_aab);

  __ bind(&ool_max_aba);
  __ Float32MaxOutOfLine(a, b, a);
  __ Branch(&done_max_aba);

  CodeDesc desc;
  masm->GetCode(masm->isolate(), &desc);
  Handle<Code> code =
      Factory::CodeBuilder(masm->isolate(), desc, CodeKind::FOR_TESTING)
          .Build();
#ifdef DEBUG
  StdoutStream os;
  code->Print(os);
#endif
  return GeneratedCode<F4>::FromCode(*code);
}

TEST(macro_float_minmax_f32) {
  // Test the Float32Min and Float32Max macros.
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);

  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct Inputs {
    float src1_;
    float src2_;
  };

  struct Results {
    // Check all register aliasing possibilities in order to exercise all
    // code-paths in the macro assembler.
    float min_abc_;
    float min_aab_;
    float min_aba_;
    float max_abc_;
    float max_aab_;
    float max_aba_;
  };

  GeneratedCode<F4> f =
      GenerateMacroFloat32MinMax<FPURegister, Inputs, Results>(masm);

#define CHECK_MINMAX(src1, src2, min, max)                          \
  do {                                                              \
    Inputs inputs = {src1, src2};                                   \
    Results results;                                                \
    f.Call(&inputs, &results, 0, 0, 0);                             \
    CHECK_EQ(base::bit_cast<uint32_t>(min),                         \
             base::bit_cast<uint32_t>(results.min_abc_));           \
    CHECK_EQ(base::bit_cast<uint32_t>(min),                         \
             base::bit_cast<uint32_t>(results.min_aab_));           \
    CHECK_EQ(base::bit_cast<uint32_t>(min),                         \
             base::bit_cast<uint32_t>(results.min_aba_));           \
    CHECK_EQ(base::bit_cast<uint32_t>(max),                         \
             base::bit_cast<uint32_t>(results.max_abc_));           \
    CHECK_EQ(base::bit_cast<uint32_t>(max),                         \
             base::bit_cast<uint32_t>(results.max_aab_));           \
    CHECK_EQ(base::bit_cast<uint32_t>(max),                         \
             base::bit_cast<uint32_t>(results.max_aba_));           \
    /* Use a base::bit_cast to correctly identify -0.0 and NaNs. */ \
  } while (0)

  float nan_a = std::numeric_limits<float>::quiet_NaN();
  float nan_b = std::numeric_limits<float>::quiet_NaN();

  CHECK_MINMAX(1.0f, -1.0f, -1.0f, 1.0f);
  CHECK_MINMAX(-1.0f, 1.0f, -1.0f, 1.0f);
  CHECK_MINMAX(0.0f, -1.0f, -1.0f, 0.0f);
  CHECK_MINMAX(-1.0f, 0.0f, -1.0f, 0.0f);
  CHECK_MINMAX(-0.0f, -1.0f, -1.0f, -0.0f);
  CHECK_MINMAX(-1.0f, -0.0f, -1.0f, -0.0f);
  CHECK_MINMAX(0.0f, 1.0f, 0.0f, 1.0f);
  CHECK_MINMAX(1.0f, 0.0f, 0.0f, 1.0f);

  CHECK_MINMAX(0.0f, 0.0f, 0.0f, 0.0f);
  CHECK_MINMAX(-0.0f, -0.0f, -0.0f, -0.0f);
  CHECK_MINMAX(-0.0f, 0.0f, -0.0f, 0.0f);
  CHECK_MINMAX(0.0f, -0.0f, -0.0f, 0.0f);

  CHECK_MINMAX(0.0f, nan_a, nan_a, nan_a);
  CHECK_MINMAX(nan_a, 0.0f, nan_a, nan_a);
  CHECK_MINMAX(nan_a, nan_b, nan_a, nan_a);
  CHECK_MINMAX(nan_b, nan_a, nan_b, nan_b);

#undef CHECK_MINMAX
}

template <typename T, typename Inputs, typename Results>
static GeneratedCode<F4> GenerateMacroFloat64MinMax(MacroAssembler* masm) {
  T a = T::from_code(8);   // f8
  T b = T::from_code(9);   // f9
  T c = T::from_code(10);  // f10

  Label ool_min_abc, ool_min_aab, ool_min_aba;
  Label ool_max_abc, ool_max_aab, ool_max_aba;

  Label done_min_abc, done_min_aab, done_min_aba;
  Label done_max_abc, done_max_aab, done_max_aba;

#define FLOAT_MIN_MAX(fminmax, res, x, y, done, ool, res_field) \
  __ Fld_d(x, MemOperand(a0, offsetof(Inputs, src1_)));         \
  __ Fld_d(y, MemOperand(a0, offsetof(Inputs, src2_)));         \
  __ fminmax(res, x, y, &ool);                                  \
  __ bind(&done);                                               \
  __ Fst_d(a, MemOperand(a1, offsetof(Results, res_field)))

  // a = min(b, c);
  FLOAT_MIN_MAX(Float64Min, a, b, c, done_min_abc, ool_min_abc, min_abc_);
  // a = min(a, b);
  FLOAT_MIN_MAX(Float64Min, a, a, b, done_min_aab, ool_min_aab, min_aab_);
  // a = min(b, a);
  FLOAT_MIN_MAX(Float64Min, a, b, a, done_min_aba, ool_min_aba, min_aba_);

  // a = max(b, c);
  FLOAT_MIN_MAX(Float64Max, a, b, c, done_max_abc, ool_max_abc, max_abc_);
  // a = max(a, b);
  FLOAT_MIN_MAX(Float64Max, a, a, b, done_max_aab, ool_max_aab, max_aab_);
  // a = max(b, a);
  FLOAT_MIN_MAX(Float64Max, a, b, a, done_max_aba, ool_max_aba, max_aba_);

#undef FLOAT_MIN_MAX

  __ jirl(zero_reg, ra, 0);

  // Generate out-of-line cases.
  __ bind(&ool_min_abc);
  __ Float64MinOutOfLine(a, b, c);
  __ Branch(&done_min_abc);

  __ bind(&ool_min_aab);
  __ Float64MinOutOfLine(a, a, b);
  __ Branch(&done_min_aab);

  __ bind(&ool_min_aba);
  __ Float64MinOutOfLine(a, b, a);
  __ Branch(&done_min_aba);

  __ bind(&ool_max_abc);
  __ Float64MaxOutOfLine(a, b, c);
  __ Branch(&done_max_abc);

  __ bind(&ool_max_aab);
  __ Float64MaxOutOfLine(a, a, b);
  __ Branch(&done_max_aab);

  __ bind(&ool_max_aba);
  __ Float64MaxOutOfLine(a, b, a);
  __ Branch(&done_max_aba);

  CodeDesc desc;
  masm->GetCode(masm->isolate(), &desc);
  Handle<Code> code =
      Factory::CodeBuilder(masm->isolate(), desc, CodeKind::FOR_TESTING)
          .Build();
#ifdef DEBUG
  StdoutStream os;
  code->Print(os);
#endif
  return GeneratedCode<F4>::FromCode(*code);
}

TEST(macro_float_minmax_f64) {
  // Test the Float64Min and Float64Max macros.
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);

  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct Inputs {
    double src1_;
    double src2_;
  };

  struct Results {
    // Check all register aliasing possibilities in order to exercise all
    // code-paths in the macro assembler.
    double min_abc_;
    double min_aab_;
    double min_aba_;
    double max_abc_;
    double max_aab_;
    double max_aba_;
  };

  GeneratedCode<F4> f =
      GenerateMacroFloat64MinMax<DoubleRegister, Inputs, Results>(masm);

#define CHECK_MINMAX(src1, src2, min, max)                          \
  do {                                                              \
    Inputs inputs = {src1, src2};                                   \
    Results results;                                                \
    f.Call(&inputs, &results, 0, 0, 0);                             \
    CHECK_EQ(base::bit_cast<uint64_t>(min),                         \
             base::bit_cast<uint64_t>(results.min_abc_));           \
    CHECK_EQ(base::bit_cast<uint64_t>(min),                         \
             base::bit_cast<uint64_t>(results.min_aab_));           \
    CHECK_EQ(base::bit_cast<uint64_t>(min),                         \
             base::bit_cast<uint64_t>(results.min_aba_));           \
    CHECK_EQ(base::bit_cast<uint64_t>(max),                         \
             base::bit_cast<uint64_t>(results.max_abc_));           \
    CHECK_EQ(base::bit_cast<uint64_t>(max),                         \
             base::bit_cast<uint64_t>(results.max_aab_));           \
    CHECK_EQ(base::bit_cast<uint64_t>(max),                         \
             base::bit_cast<uint64_t>(results.max_aba_));           \
    /* Use a base::bit_cast to correctly identify -0.0 and NaNs. */ \
  } while (0)

  double nan_a = std::numeric_limits<double>::quiet_NaN();
  double nan_b = std::numeric_limits<double>::quiet_NaN();

  CHECK_MINMAX(1.0, -1.0, -1.0, 1.0);
  CHECK_MINMAX(-1.0, 1.0, -1.0, 1.0);
  CHECK_MINMAX(0.0, -1.0, -1.0, 0.0);
  CHECK_MINMAX(-1.0, 0.0, -1.0, 0.0);
  CHECK_MINMAX(-0.0, -1.0, -1.0, -0.0);
  CHECK_MINMAX(-1.0, -0.0, -1.0, -0.0);
  CHECK_MINMAX(0.0, 1.0, 0.0, 1.0);
  CHECK_MINMAX(1.0, 0.0, 0.0, 1.0);

  CHECK_MINMAX(0.0, 0.0, 0.0, 0.0);
  CHECK_MINMAX(-0.0, -0.0, -0.0, -0.0);
  CHECK_MINMAX(-0.0, 0.0, -0.0, 0.0);
  CHECK_MINMAX(0.0, -0.0, -0.0, 0.0);

  CHECK_MINMAX(0.0, nan_a, nan_a, nan_a);
  CHECK_MINMAX(nan_a, 0.0, nan_a, nan_a);
  CHECK_MINMAX(nan_a, nan_b, nan_a, nan_a);
  CHECK_MINMAX(nan_b, nan_a, nan_b, nan_b);

#undef CHECK_MINMAX
}

uint64_t run_Sub_w(uint64_t imm, int32_t num_instr) {
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);

  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  Label code_start;
  __ bind(&code_start);
  __ Sub_w(a2, zero_reg, Operand(imm));
  CHECK_EQ(masm->InstructionsGeneratedSince(&code_start), num_instr);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
#ifdef OBJECT_PRINT
  code->Print(std::cout);
#endif
  auto f = GeneratedCode<F2>::FromCode(*code);

  uint64_t res = reinterpret_cast<uint64_t>(f.Call(0, 0, 0, 0, 0));

  return res;
}

TEST(SUB_W) {
  CcTest::InitializeVM();

  // Test Subu macro-instruction for min_int12 and max_int12 border cases.
  // For subtracting int16 immediate values we use addiu.

  struct TestCaseSub {
    uint64_t imm;
    uint64_t expected_res;
    int32_t num_instr;
  };

  // We call Sub_w(v0, zero_reg, imm) to test cases listed below.
  // 0 - imm = expected_res
  // clang-format off
  struct TestCaseSub tc[] = {
      //              imm, expected_res, num_instr
      {0xFFFFFFFFFFFFF800,        0x800,         2},  // min_int12
      // The test case above generates ori + add_w instruction sequence.
      // We can't have just addi_ because -min_int12 > max_int12 so use
      // register. We can load min_int12 to at register with addi_w and then
      // subtract at with sub_w, but now we use ori + add_w because -min_int12
      // can be loaded using ori.
      {0x800,        0xFFFFFFFFFFFFF800,         1},  // max_int12 + 1
      // Generates addi_w
      // max_int12 + 1 is not int12 but -(max_int12 + 1) is, just use addi_w.
      {0xFFFFFFFFFFFFF7FF,        0x801,         2},  // min_int12 - 1
      // Generates ori + add_w
      // To load this value to at we need two instructions and another one to
      // subtract, lu12i + ori + sub_w. But we can load -value to at using just
      // ori and then add at register with add_w.
      {0x801,        0xFFFFFFFFFFFFF7FF,         2},  // max_int12 + 2
      // Generates ori + sub_w
      // Not int12 but is uint12, load value to at with ori and subtract with
      // sub_w.
      {0x00010000,   0xFFFFFFFFFFFF0000,         2},
      // Generates lu12i_w + sub_w
      // Load value using lui to at and subtract with subu.
      {0x00010001,   0xFFFFFFFFFFFEFFFF,         3},
      // Generates lu12i + ori + sub_w
      // We have to generate three instructions in this case.
      {0x7FFFFFFF,   0xFFFFFFFF80000001,         3},  // max_int32
      // Generates lu12i_w + ori + sub_w
      {0xFFFFFFFF80000000, 0xFFFFFFFF80000000,   2},  // min_int32
      // The test case above generates lu12i + sub_w intruction sequence.
      // The result of 0 - min_int32 eqauls max_int32 + 1, which wraps around to
      // min_int32 again.
  };
  // clang-format on

  size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseSub);
  for (size_t i = 0; i < nr_test_cases; ++i) {
    CHECK_EQ(tc[i].expected_res, run_Sub_w(tc[i].imm, tc[i].num_instr));
  }
}

uint64_t run_Sub_d(uint64_t imm, int32_t num_instr) {
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);

  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  Label code_start;
  __ bind(&code_start);
  __ Sub_d(a2, zero_reg, Operand(imm));
  CHECK_EQ(masm->InstructionsGeneratedSince(&code_start), num_instr);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
#ifdef OBJECT_PRINT
  code->Print(std::cout);
#endif
  auto f = GeneratedCode<F2>::FromCode(*code);

  uint64_t res = reinterpret_cast<uint64_t>(f.Call(0, 0, 0, 0, 0));

  return res;
}

TEST(SUB_D) {
  CcTest::InitializeVM();

  // Test Sub_d macro-instruction for min_int12 and max_int12 border cases.
  // For subtracting int12 immediate values we use addi_d.

  struct TestCaseSub {
    uint64_t imm;
    uint64_t expected_res;
    int32_t num_instr;
  };
  // We call Sub(v0, zero_reg, imm) to test cases listed below.
  // 0 - imm = expected_res
  // clang-format off
  struct TestCaseSub tc[] = {
      //              imm,       expected_res,  num_instr
      {0xFFFFFFFFFFFFF800,              0x800,         2},  // min_int12
      // The test case above generates addi_d instruction.
      // This is int12 value and we can load it using just addi_d.
      {             0x800, 0xFFFFFFFFFFFFF800,         1},  // max_int12 + 1
      // Generates addi_d
      // max_int12 + 1 is not int12 but is uint12, just use ori.
      {0xFFFFFFFFFFFFF7FF,              0x801,         2},  // min_int12 - 1
      // Generates ori + add_d
      {             0x801, 0xFFFFFFFFFFFFF7FF,         2},  // max_int12 + 2
      // Generates ori + add_d
      {        0x00001000, 0xFFFFFFFFFFFFF000,         2},  // max_uint12 + 1
      // Generates lu12i_w + sub_d
      {        0x00001001, 0xFFFFFFFFFFFFEFFF,         3},  // max_uint12 + 2
      // Generates lu12i_w + ori + sub_d
      {0x00000000FFFFFFFF, 0xFFFFFFFF00000001,         3},  // max_uint32
      // Generates addi_w + li32i_d + sub_d
      {0x00000000FFFFFFFE, 0xFFFFFFFF00000002,         3},  // max_uint32 - 1
      // Generates addi_w + li32i_d + sub_d
      {0xFFFFFFFF80000000,         0x80000000,         2},  // min_int32
      // Generates lu12i_w + sub_d
      {0x0000000080000000, 0xFFFFFFFF80000000,         2},  // max_int32 + 1
      // Generates lu12i_w + add_d
      {0xFFFF0000FFFF8765, 0x0000FFFF0000789B,         4},
      // Generates lu12i_w + ori + lu32i_d + sub
      {0x1234ABCD87654321, 0xEDCB5432789ABCDF,         5},
      // Generates lu12i_w + ori + lu32i_d + lu52i_d + sub
      {0xFFFF789100000000,     0x876F00000000,         3},
      // Generates xor + lu32i_d + sub
      {0xF12F789100000000,  0xED0876F00000000,         4},
      // Generates xor + lu32i_d + lu52i_d + sub
      {0xF120000000000800,  0xEDFFFFFFFFFF800,         3},
      // Generates ori + lu52i_d + sub
      {0xFFF0000000000000,   0x10000000000000,         2}
      // Generates lu52i_d + sub
  };
  // clang-format on

  size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseSub);
  for (size_t i = 0; i < nr_test_cases; ++i) {
    CHECK_EQ(tc[i].expected_res, run_Sub_d(tc[i].imm, tc[i].num_instr));
  }
}

TEST(Move) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct T {
    float a;
    float b;
    float result_a;
    float result_b;
    double c;
    double d;
    double e;
    double result_c;
    double result_d;
    double result_e;
  };
  T t;
  __ li(a4, static_cast<int32_t>(0x80000000));
  __ St_w(a4, MemOperand(a0, offsetof(T, a)));
  __ li(a5, static_cast<int32_t>(0x12345678));
  __ St_w(a5, MemOperand(a0, offsetof(T, b)));
  __ li(a6, static_cast<int64_t>(0x8877665544332211));
  __ St_d(a6, MemOperand(a0, offsetof(T, c)));
  __ li(a7, static_cast<int64_t>(0x1122334455667788));
  __ St_d(a7, MemOperand(a0, offsetof(T, d)));
  __ li(t0, static_cast<int64_t>(0));
  __ St_d(t0, MemOperand(a0, offsetof(T, e)));

  __ Move(f8, static_cast<uint32_t>(0x80000000));
  __ Move(f9, static_cast<uint32_t>(0x12345678));
  __ Move(f10, static_cast<uint64_t>(0x8877665544332211));
  __ Move(f11, static_cast<uint64_t>(0x1122334455667788));
  __ Move(f12, static_cast<uint64_t>(0));
  __ Fst_s(f8, MemOperand(a0, offsetof(T, result_a)));
  __ Fst_s(f9, MemOperand(a0, offsetof(T, result_b)));
  __ Fst_d(f10, MemOperand(a0, offsetof(T, result_c)));
  __ Fst_d(f11, MemOperand(a0, offsetof(T, result_d)));
  __ Fst_d(f12, MemOperand(a0, offsetof(T, result_e)));
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);
  f.Call(&t, 0, 0, 0, 0);
  CHECK_EQ(t.a, t.result_a);
  CHECK_EQ(t.b, t.result_b);
  CHECK_EQ(t.c, t.result_c);
  CHECK_EQ(t.d, t.result_d);
  CHECK_EQ(t.e, t.result_e);
}

TEST(Movz_Movn) {
  const int kTableLength = 4;
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct Test {
    int64_t rt;
    int64_t a;
    int64_t b;
    int64_t bold;
    int64_t b1;
    int64_t bold1;
    int32_t c;
    int32_t d;
    int32_t dold;
    int32_t d1;
    int32_t dold1;
  };

  Test test;
  // clang-format off
    int64_t inputs_D[kTableLength] = {
      7, 8, -9, -10
    };
    int32_t inputs_W[kTableLength] = {
      3, 4, -5, -6
    };

    int32_t outputs_W[kTableLength] = {
      3, 4, -5, -6
    };
    int64_t outputs_D[kTableLength] = {
      7, 8, -9, -10
    };
  // clang-format on

  __ Ld_d(a4, MemOperand(a0, offsetof(Test, a)));
  __ Ld_w(a5, MemOperand(a0, offsetof(Test, c)));
  __ Ld_d(a6, MemOperand(a0, offsetof(Test, rt)));
  __ li(t0, 1);
  __ li(t1, 1);
  __ li(t2, 1);
  __ li(t3, 1);
  __ St_d(t0, MemOperand(a0, offsetof(Test, bold)));
  __ St_d(t1, MemOperand(a0, offsetof(Test, bold1)));
  __ St_w(t2, MemOperand(a0, offsetof(Test, dold)));
  __ St_w(t3, MemOperand(a0, offsetof(Test, dold1)));
  __ Movz(t0, a4, a6);
  __ Movn(t1, a4, a6);
  __ Movz(t2, a5, a6);
  __ Movn(t3, a5, a6);
  __ St_d(t0, MemOperand(a0, offsetof(Test, b)));
  __ St_d(t1, MemOperand(a0, offsetof(Test, b1)));
  __ St_w(t2, MemOperand(a0, offsetof(Test, d)));
  __ St_w(t3, MemOperand(a0, offsetof(Test, d1)));
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);
  for (int i = 0; i < kTableLength; i++) {
    test.a = inputs_D[i];
    test.c = inputs_W[i];

    test.rt = 1;
    f.Call(&test, 0, 0, 0, 0);
    CHECK_EQ(test.b, test.bold);
    CHECK_EQ(test.d, test.dold);
    CHECK_EQ(test.b1, outputs_D[i]);
    CHECK_EQ(test.d1, outputs_W[i]);

    test.rt = 0;
    f.Call(&test, 0, 0, 0, 0);
    CHECK_EQ(test.b, outputs_D[i]);
    CHECK_EQ(test.d, outputs_W[i]);
    CHECK_EQ(test.b1, test.bold1);
    CHECK_EQ(test.d1, test.dold1);
  }
}

TEST(macro_instructions1) {
  // Test 32bit calculate instructions macros.
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  Label exit, error;

  __ li(a4, 0x00000004);
  __ li(a5, 0x00001234);
  __ li(a6, 0x12345678);
  __ li(a7, 0x7FFFFFFF);
  __ li(t0, static_cast<int32_t>(0xFFFFFFFC));
  __ li(t1, static_cast<int32_t>(0xFFFFEDCC));
  __ li(t2, static_cast<int32_t>(0xEDCBA988));
  __ li(t3, static_cast<int32_t>(0x80000000));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ add_w(a2, a7, t1);
  __ Add_w(a3, t1, a7);
  __ Branch(&error, ne, a2, Operand(a3));
  __ Add_w(t4, t1, static_cast<int32_t>(0x7FFFFFFF));
  __ Branch(&error, ne, a2, Operand(t4));
  __ addi_w(a2, a6, 0x800);
  __ Add_w(a3, a6, 0xFFFFF800);
  __ Branch(&error, ne, a2, Operand(a3));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ mul_w(a2, t1, a7);
  __ Mul_w(a3, t1, a7);
  __ Branch(&error, ne, a2, Operand(a3));
  __ Mul_w(t4, t1, static_cast<int32_t>(0x7FFFFFFF));
  __ Branch(&error, ne, a2, Operand(t4));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ mulh_w(a2, t1, a7);
  __ Mulh_w(a3, t1, a7);
  __ Branch(&error, ne, a2, Operand(a3));
  __ Mulh_w(t4, t1, static_cast<int32_t>(0x7FFFFFFF));
  __ Branch(&error, ne, a2, Operand(t4));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Mulh_wu(a2, a4, static_cast<int32_t>(0xFFFFEDCC));
  __ Branch(&error, ne, a2, Operand(0x3));
  __ Mulh_wu(a3, a4, t1);
  __ Branch(&error, ne, a3, Operand(0x3));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ div_w(a2, a7, t2);
  __ Div_w(a3, a7, t2);
  __ Branch(&error, ne, a2, Operand(a3));
  __ Div_w(t4, a7, static_cast<int32_t>(0xEDCBA988));
  __ Branch(&error, ne, a2, Operand(t4));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Div_wu(a2, a7, a5);
  __ Branch(&error, ne, a2, Operand(0x70821));
  __ Div_wu(a3, t0, static_cast<int32_t>(0x00001234));
  __ Branch(&error, ne, a3, Operand(0xE1042));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Mod_w(a2, a6, a5);
  __ Branch(&error, ne, a2, Operand(0xDA8));
  __ Mod_w(a3, t2, static_cast<int32_t>(0x00001234));
  __ Branch(&error, ne, a3, Operand(0xFFFFFFFFFFFFF258));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Mod_wu(a2, a6, a5);
  __ Branch(&error, ne, a2, Operand(0xDA8));
  __ Mod_wu(a3, t2, static_cast<int32_t>(0x00001234));
  __ Branch(&error, ne, a3, Operand(0xF0));

  __ li(a2, 0x31415926);
  __ b(&exit);

  __ bind(&error);
  __ li(a2, 0x666);

  __ bind(&exit);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F2>::FromCode(*code);
  int64_t res = reinterpret_cast<int64_t>(f.Call(0, 0, 0, 0, 0));

  CHECK_EQ(0x31415926L, res);
}

TEST(macro_instructions2) {
  // Test 64bit calculate instructions macros.
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  Label exit, error;

  __ li(a4, 0x17312);
  __ li(a5, 0x1012131415161718);
  __ li(a6, 0x51F4B764A26E7412);
  __ li(a7, 0x7FFFFFFFFFFFFFFF);
  __ li(t0, static_cast<int64_t>(0xFFFFFFFFFFFFF547));
  __ li(t1, static_cast<int64_t>(0xDF6B8F35A10E205C));
  __ li(t2, static_cast<int64_t>(0x81F25A87C4236841));
  __ li(t3, static_cast<int64_t>(0x8000000000000000));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ add_d(a2, a7, t1);
  __ Add_d(a3, t1, a7);
  __ Branch(&error, ne, a2, Operand(a3));
  __ Add_d(t4, t1, Operand(0x7FFFFFFFFFFFFFFF));
  __ Branch(&error, ne, a2, Operand(t4));
  __ addi_d(a2, a6, 0x800);
  __ Add_d(a3, a6, Operand(0xFFFFFFFFFFFFF800));
  __ Branch(&error, ne, a2, Operand(a3));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Mul_d(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(0xdbe6a8729a547fb0));
  __ Mul_d(a3, t0, Operand(0xDF6B8F35A10E205C));
  __ Branch(&error, ne, a3, Operand(0x57ad69f40f870584));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Mulh_d(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(0x52514c6c6b54467));
  __ Mulh_d(a3, t0, Operand(0xDF6B8F35A10E205C));
  __ Branch(&error, ne, a3, Operand(0x15d));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Div_d(a2, t0, t1);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));
  __ Div_d(a3, t1, Operand(0x17312));
  __ Branch(&error, ne, a3, Operand(0xffffe985f631e6d9));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Div_du(a2, t0, t1);
  __ Branch(&error, ne, a2, Operand(0x1));
  __ Div_du(a3, t1, 0x17312);
  __ Branch(&error, ne, a3, Operand(0x9a22ffd3973d));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Mod_d(a2, a6, a4);
  __ Branch(&error, ne, a2, Operand(0x13558));
  __ Mod_d(a3, t2, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(0xfffffffffffffb0a));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Mod_du(a2, a6, a4);
  __ Branch(&error, ne, a2, Operand(0x13558));
  __ Mod_du(a3, t2, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(0x81f25a87c4236841));

  __ li(a2, 0x31415926);
  __ b(&exit);

  __ bind(&error);
  __ li(a2, 0x666);

  __ bind(&exit);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F2>::FromCode(*code);
  int64_t res = reinterpret_cast<int64_t>(f.Call(0, 0, 0, 0, 0));

  CHECK_EQ(0x31415926L, res);
}

TEST(macro_instructions3) {
  // Test 64bit calculate instructions macros.
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  Label exit, error;

  __ li(a4, 0x17312);
  __ li(a5, 0x1012131415161718);
  __ li(a6, 0x51F4B764A26E7412);
  __ li(a7, 0x7FFFFFFFFFFFFFFF);
  __ li(t0, static_cast<int64_t>(0xFFFFFFFFFFFFF547));
  __ li(t1, static_cast<int64_t>(0xDF6B8F35A10E205C));
  __ li(t2, static_cast<int64_t>(0x81F25A87C4236841));
  __ li(t3, static_cast<int64_t>(0x8000000000000000));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ And(a2, a4, a5);
  __ Branch(&error, ne, a2, Operand(0x1310));
  __ And(a3, a6, Operand(0x7FFFFFFFFFFFFFFF));
  __ Branch(&error, ne, a3, Operand(0x51F4B764A26E7412));
  __ andi(a2, a6, 0xDCB);
  __ And(a3, a6, Operand(0xDCB));
  __ Branch(&error, ne, a3, Operand(a2));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Or(a2, t0, t1);
  __ Branch(&error, ne, a2, Operand(0xfffffffffffff55f));
  __ Or(a3, t2, Operand(0x8000000000000000));
  __ Branch(&error, ne, a3, Operand(0x81f25a87c4236841));
  __ ori(a2, a5, 0xDCB);
  __ Or(a3, a5, Operand(0xDCB));
  __ Branch(&error, ne, a2, Operand(a3));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Orn(a2, t0, t1);
  __ Branch(&error, ne, a2, Operand(0xffffffffffffffe7));
  __ Orn(a3, t2, Operand(0x81F25A87C4236841));
  __ Branch(&error, ne, a3, Operand(0xffffffffffffffff));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Xor(a2, t0, t1);
  __ Branch(&error, ne, a2, Operand(0x209470ca5ef1d51b));
  __ Xor(a3, t2, Operand(0x8000000000000000));
  __ Branch(&error, ne, a3, Operand(0x1f25a87c4236841));
  __ Xor(a2, t2, Operand(0xDCB));
  __ Branch(&error, ne, a2, Operand(0x81f25a87c423658a));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Nor(a2, a4, a5);
  __ Branch(&error, ne, a2, Operand(0xefedecebeae888e5));
  __ Nor(a3, a6, Operand(0x7FFFFFFFFFFFFFFF));
  __ Branch(&error, ne, a3, Operand(0x8000000000000000));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Andn(a2, a4, a5);
  __ Branch(&error, ne, a2, Operand(0x16002));
  __ Andn(a3, a6, Operand(0x7FFFFFFFFFFFFFFF));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0)));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Orn(a2, t0, t1);
  __ Branch(&error, ne, a2, Operand(0xffffffffffffffe7));
  __ Orn(a3, t2, Operand(0x8000000000000000));
  __ Branch(&error, ne, a3, Operand(0xffffffffffffffff));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Neg(a2, a7);
  __ Branch(&error, ne, a2, Operand(0x8000000000000001));
  __ Neg(a3, t0);
  __ Branch(&error, ne, a3, Operand(0xAB9));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Slt(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(0x1));
  __ Slt(a3, a7, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0)));
  __ Slt(a3, a4, 0x800);
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0)));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Sle(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(0x1));
  __ Sle(a3, t0, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1)));
  __ Sle(a2, a7, t0);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Sleu(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(0x1));
  __ Sleu(a3, t0, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1)));
  __ Sleu(a2, a7, t0);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0x1)));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Sge(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));
  __ Sge(a3, t0, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1)));
  __ Sge(a2, a7, t0);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0x1)));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Sgeu(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));
  __ Sgeu(a3, t0, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1)));
  __ Sgeu(a2, a7, t0);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Sgt(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));
  __ Sgt(a3, t0, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0)));
  __ Sgt(a2, a7, t0);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0x1)));

  __ or_(a2, zero_reg, zero_reg);
  __ or_(a3, zero_reg, zero_reg);
  __ Sgtu(a2, a5, a6);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));
  __ Sgtu(a3, t0, Operand(0xFFFFFFFFFFFFF547));
  __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0)));
  __ Sgtu(a2, a7, t0);
  __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0)));

  __ li(a2, 0x31415926);
  __ b(&exit);

  __ bind(&error);
  __ li(a2, 0x666);

  __ bind(&exit);
  __ or_(a0, a2, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F2>::FromCode(*code);
  int64_t res = reinterpret_cast<int64_t>(f.Call(0, 0, 0, 0, 0));

  CHECK_EQ(0x31415926L, res);
}

TEST(Rotr_w) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct T {
    int32_t input;
    int32_t result_rotr_0;
    int32_t result_rotr_4;
    int32_t result_rotr_8;
    int32_t result_rotr_12;
    int32_t result_rotr_16;
    int32_t result_rotr_20;
    int32_t result_rotr_24;
    int32_t result_rotr_28;
    int32_t result_rotr_32;
    int32_t result_rotri_0;
    int32_t result_rotri_4;
    int32_t result_rotri_8;
    int32_t result_rotri_12;
    int32_t result_rotri_16;
    int32_t result_rotri_20;
    int32_t result_rotri_24;
    int32_t result_rotri_28;
    int32_t result_rotri_32;
  };
  T t;

  __ Ld_w(a4, MemOperand(a0, offsetof(T, input)));

  __ Rotr_w(a5, a4, 0);
  __ Rotr_w(a6, a4, 0x04);
  __ Rotr_w(a7, a4, 0x08);
  __ Rotr_w(t0, a4, 0x0C);
  __ Rotr_w(t1, a4, 0x10);
  __ Rotr_w(t2, a4, -0x0C);
  __ Rotr_w(t3, a4, -0x08);
  __ Rotr_w(t4, a4, -0x04);
  __ Rotr_w(t5, a4, 0x20);
  __ St_w(a5, MemOperand(a0, offsetof(T, result_rotr_0)));
  __ St_w(a6, MemOperand(a0, offsetof(T, result_rotr_4)));
  __ St_w(a7, MemOperand(a0, offsetof(T, result_rotr_8)));
  __ St_w(t0, MemOperand(a0, offsetof(T, result_rotr_12)));
  __ St_w(t1, MemOperand(a0, offsetof(T, result_rotr_16)));
  __ St_w(t2, MemOperand(a0, offsetof(T, result_rotr_20)));
  __ St_w(t3, MemOperand(a0, offsetof(T, result_rotr_24)));
  __ St_w(t4, MemOperand(a0, offsetof(T, result_rotr_28)));
  __ St_w(t5, MemOperand(a0, offsetof(T, result_rotr_32)));

  __ li(t5, 0);
  __ Rotr_w(a5, a4, t5);
  __ li(t5, 0x04);
  __ Rotr_w(a6, a4, t5);
  __ li(t5, 0x08);
  __ Rotr_w(a7, a4, t5);
  __ li(t5, 0x0C);
  __ Rotr_w(t0, a4, t5);
  __ li(t5, 0x10);
  __ Rotr_w(t1, a4, t5);
  __ li(t5, -0x0C);
  __ Rotr_w(t2, a4, t5);
  __ li(t5, -0x08);
  __ Rotr_w(t3, a4, t5);
  __ li(t5, -0x04);
  __ Rotr_w(t4, a4, t5);
  __ li(t5, 0x20);
  __ Rotr_w(t5, a4, t5);

  __ St_w(a5, MemOperand(a0, offsetof(T, result_rotri_0)));
  __ St_w(a6, MemOperand(a0, offsetof(T, result_rotri_4)));
  __ St_w(a7, MemOperand(a0, offsetof(T, result_rotri_8)));
  __ St_w(t0, MemOperand(a0, offsetof(T, result_rotri_12)));
  __ St_w(t1, MemOperand(a0, offsetof(T, result_rotri_16)));
  __ St_w(t2, MemOperand(a0, offsetof(T, result_rotri_20)));
  __ St_w(t3, MemOperand(a0, offsetof(T, result_rotri_24)));
  __ St_w(t4, MemOperand(a0, offsetof(T, result_rotri_28)));
  __ St_w(t5, MemOperand(a0, offsetof(T, result_rotri_32)));

  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);
  t.input = 0x12345678;
  f.Call(&t, 0, 0, 0, 0);

  CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotr_0);
  CHECK_EQ(static_cast<int32_t>(0x81234567), t.result_rotr_4);
  CHECK_EQ(static_cast<int32_t>(0x78123456), t.result_rotr_8);
  CHECK_EQ(static_cast<int32_t>(0x67812345), t.result_rotr_12);
  CHECK_EQ(static_cast<int32_t>(0x56781234), t.result_rotr_16);
  CHECK_EQ(static_cast<int32_t>(0x45678123), t.result_rotr_20);
  CHECK_EQ(static_cast<int32_t>(0x34567812), t.result_rotr_24);
  CHECK_EQ(static_cast<int32_t>(0x23456781), t.result_rotr_28);
  CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotr_32);

  CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotri_0);
  CHECK_EQ(static_cast<int32_t>(0x81234567), t.result_rotri_4);
  CHECK_EQ(static_cast<int32_t>(0x78123456), t.result_rotri_8);
  CHECK_EQ(static_cast<int32_t>(0x67812345), t.result_rotri_12);
  CHECK_EQ(static_cast<int32_t>(0x56781234), t.result_rotri_16);
  CHECK_EQ(static_cast<int32_t>(0x45678123), t.result_rotri_20);
  CHECK_EQ(static_cast<int32_t>(0x34567812), t.result_rotri_24);
  CHECK_EQ(static_cast<int32_t>(0x23456781), t.result_rotri_28);
  CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotri_32);
}

TEST(Rotr_d) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct T {
    int64_t input;
    int64_t result_rotr_0;
    int64_t result_rotr_8;
    int64_t result_rotr_16;
    int64_t result_rotr_24;
    int64_t result_rotr_32;
    int64_t result_rotr_40;
    int64_t result_rotr_48;
    int64_t result_rotr_56;
    int64_t result_rotr_64;
    int64_t result_rotri_0;
    int64_t result_rotri_8;
    int64_t result_rotri_16;
    int64_t result_rotri_24;
    int64_t result_rotri_32;
    int64_t result_rotri_40;
    int64_t result_rotri_48;
    int64_t result_rotri_56;
    int64_t result_rotri_64;
  };
  T t;

  __ Ld_d(a4, MemOperand(a0, offsetof(T, input)));

  __ Rotr_d(a5, a4, 0);
  __ Rotr_d(a6, a4, 0x08);
  __ Rotr_d(a7, a4, 0x10);
  __ Rotr_d(t0, a4, 0x18);
  __ Rotr_d(t1, a4, 0x20);
  __ Rotr_d(t2, a4, -0x18);
  __ Rotr_d(t3, a4, -0x10);
  __ Rotr_d(t4, a4, -0x08);
  __ Rotr_d(t5, a4, 0x40);
  __ St_d(a5, MemOperand(a0, offsetof(T, result_rotr_0)));
  __ St_d(a6, MemOperand(a0, offsetof(T, result_rotr_8)));
  __ St_d(a7, MemOperand(a0, offsetof(T, result_rotr_16)));
  __ St_d(t0, MemOperand(a0, offsetof(T, result_rotr_24)));
  __ St_d(t1, MemOperand(a0, offsetof(T, result_rotr_32)));
  __ St_d(t2, MemOperand(a0, offsetof(T, result_rotr_40)));
  __ St_d(t3, MemOperand(a0, offsetof(T, result_rotr_48)));
  __ St_d(t4, MemOperand(a0, offsetof(T, result_rotr_56)));
  __ St_d(t5, MemOperand(a0, offsetof(T, result_rotr_64)));

  __ li(t5, 0);
  __ Rotr_d(a5, a4, t5);
  __ li(t5, 0x08);
  __ Rotr_d(a6, a4, t5);
  __ li(t5, 0x10);
  __ Rotr_d(a7, a4, t5);
  __ li(t5, 0x18);
  __ Rotr_d(t0, a4, t5);
  __ li(t5, 0x20);
  __ Rotr_d(t1, a4, t5);
  __ li(t5, -0x18);
  __ Rotr_d(t2, a4, t5);
  __ li(t5, -0x10);
  __ Rotr_d(t3, a4, t5);
  __ li(t5, -0x08);
  __ Rotr_d(t4, a4, t5);
  __ li(t5, 0x40);
  __ Rotr_d(t5, a4, t5);

  __ St_d(a5, MemOperand(a0, offsetof(T, result_rotri_0)));
  __ St_d(a6, MemOperand(a0, offsetof(T, result_rotri_8)));
  __ St_d(a7, MemOperand(a0, offsetof(T, result_rotri_16)));
  __ St_d(t0, MemOperand(a0, offsetof(T, result_rotri_24)));
  __ St_d(t1, MemOperand(a0, offsetof(T, result_rotri_32)));
  __ St_d(t2, MemOperand(a0, offsetof(T, result_rotri_40)));
  __ St_d(t3, MemOperand(a0, offsetof(T, result_rotri_48)));
  __ St_d(t4, MemOperand(a0, offsetof(T, result_rotri_56)));
  __ St_d(t5, MemOperand(a0, offsetof(T, result_rotri_64)));

  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);
  t.input = 0x0123456789ABCDEF;
  f.Call(&t, 0, 0, 0, 0);

  CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotr_0);
  CHECK_EQ(static_cast<int64_t>(0xEF0123456789ABCD), t.result_rotr_8);
  CHECK_EQ(static_cast<int64_t>(0xCDEF0123456789AB), t.result_rotr_16);
  CHECK_EQ(static_cast<int64_t>(0xABCDEF0123456789), t.result_rotr_24);
  CHECK_EQ(static_cast<int64_t>(0x89ABCDEF01234567), t.result_rotr_32);
  CHECK_EQ(static_cast<int64_t>(0x6789ABCDEF012345), t.result_rotr_40);
  CHECK_EQ(static_cast<int64_t>(0x456789ABCDEF0123), t.result_rotr_48);
  CHECK_EQ(static_cast<int64_t>(0x23456789ABCDEF01), t.result_rotr_56);
  CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotr_64);

  CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotri_0);
  CHECK_EQ(static_cast<int64_t>(0xEF0123456789ABCD), t.result_rotri_8);
  CHECK_EQ(static_cast<int64_t>(0xCDEF0123456789AB), t.result_rotri_16);
  CHECK_EQ(static_cast<int64_t>(0xABCDEF0123456789), t.result_rotri_24);
  CHECK_EQ(static_cast<int64_t>(0x89ABCDEF01234567), t.result_rotri_32);
  CHECK_EQ(static_cast<int64_t>(0x6789ABCDEF012345), t.result_rotri_40);
  CHECK_EQ(static_cast<int64_t>(0x456789ABCDEF0123), t.result_rotri_48);
  CHECK_EQ(static_cast<int64_t>(0x23456789ABCDEF01), t.result_rotri_56);
  CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotri_64);
}

TEST(macro_instructions4) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct T {
    double a;
    float b;
    double result_floor_a;
    float result_floor_b;
    double result_ceil_a;
    float result_ceil_b;
    double result_trunc_a;
    float result_trunc_b;
    double result_round_a;
    float result_round_b;
  };
  T t;

  const int kTableLength = 16;

  // clang-format off
  double inputs_d[kTableLength] = {
      2.1, 2.6, 2.5, 3.1, 3.6, 3.5,
      -2.1, -2.6, -2.5, -3.1, -3.6, -3.5,
      1.7976931348623157E+308, 6.27463370218383111104242366943E-307,
      std::numeric_limits<double>::max() - 0.1,
      std::numeric_limits<double>::infinity()
  };
  float inputs_s[kTableLength] = {
      2.1, 2.6, 2.5, 3.1, 3.6, 3.5,
      -2.1, -2.6, -2.5, -3.1, -3.6, -3.5,
      1.7976931348623157E+38, 6.27463370218383111104242366943E-37,
      std::numeric_limits<float>::lowest() + 0.6,
      std::numeric_limits<float>::infinity()
      };
  float outputs_round_s[kTableLength] = {
      2.0, 3.0, 2.0, 3.0, 4.0, 4.0,
      -2.0, -3.0, -2.0, -3.0, -4.0, -4.0,
      1.7976931348623157E+38, 0,
      std::numeric_limits<float>::lowest() + 1,
      std::numeric_limits<float>::infinity()
      };
  double outputs_round_d[kTableLength] = {
      2.0, 3.0, 2.0, 3.0, 4.0, 4.0,
      -2.0, -3.0, -2.0, -3.0, -4.0, -4.0,
      1.7976931348623157E+308, 0,
      std::numeric_limits<double>::max(),
      std::numeric_limits<double>::infinity()
  };
  float outputs_trunc_s[kTableLength] = {
      2.0, 2.0, 2.0, 3.0, 3.0, 3.0,
      -2.0, -2.0, -2.0, -3.0, -3.0, -3.0,
      1.7976931348623157E+38, 0,
      std::numeric_limits<float>::lowest() + 1,
      std::numeric_limits<float>::infinity()
  };
  double outputs_trunc_d[kTableLength] = {
      2.0, 2.0, 2.0, 3.0, 3.0, 3.0,
      -2.0, -2.0, -2.0, -3.0, -3.0, -3.0,
      1.7976931348623157E+308, 0,
      std::numeric_limits<double>::max() - 1,
      std::numeric_limits<double>::infinity()
  };
  float outputs_ceil_s[kTableLength] = {
      3.0, 3.0, 3.0, 4.0, 4.0, 4.0,
      -2.0, -2.0, -2.0, -3.0, -3.0, -3.0,
      1.7976931348623157E38, 1,
      std::numeric_limits<float>::lowest() + 1,
      std::numeric_limits<float>::infinity()
  };
  double outputs_ceil_d[kTableLength] = {
      3.0, 3.0, 3.0, 4.0, 4.0, 4.0,
      -2.0, -2.0, -2.0, -3.0, -3.0, -3.0,
      1.7976931348623157E308, 1,
      std::numeric_limits<double>::max(),
      std::numeric_limits<double>::infinity()
  };
  float outputs_floor_s[kTableLength] = {
      2.0, 2.0, 2.0, 3.0, 3.0, 3.0,
      -3.0, -3.0, -3.0, -4.0, -4.0, -4.0,
      1.7976931348623157E38, 0,
      std::numeric_limits<float>::lowest() + 1,
      std::numeric_limits<float>::infinity()
  };
  double outputs_floor_d[kTableLength] = {
      2.0, 2.0, 2.0, 3.0, 3.0, 3.0,
      -3.0, -3.0, -3.0, -4.0, -4.0, -4.0,
      1.7976931348623157E308, 0,
      std::numeric_limits<double>::max(),
      std::numeric_limits<double>::infinity()
  };
  // clang-format on

  __ Fld_d(f8, MemOperand(a0, offsetof(T, a)));
  __ Fld_s(f9, MemOperand(a0, offsetof(T, b)));
  __ Floor_d(f10, f8);
  __ Floor_s(f11, f9);
  __ Fst_d(f10, MemOperand(a0, offsetof(T, result_floor_a)));
  __ Fst_s(f11, MemOperand(a0, offsetof(T, result_floor_b)));
  __ Ceil_d(f10, f8);
  __ Ceil_s(f11, f9);
  __ Fst_d(f10, MemOperand(a0, offsetof(T, result_ceil_a)));
  __ Fst_s(f11, MemOperand(a0, offsetof(T, result_ceil_b)));
  __ Trunc_d(f10, f8);
  __ Trunc_s(f11, f9);
  __ Fst_d(f10, MemOperand(a0, offsetof(T, result_trunc_a)));
  __ Fst_s(f11, MemOperand(a0, offsetof(T, result_trunc_b)));
  __ Round_d(f10, f8);
  __ Round_s(f11, f9);
  __ Fst_d(f10, MemOperand(a0, offsetof(T, result_round_a)));
  __ Fst_s(f11, MemOperand(a0, offsetof(T, result_round_b)));
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);
  for (int i = 0; i < kTableLength; i++) {
    t.a = inputs_d[i];
    t.b = inputs_s[i];
    f.Call(&t, 0, 0, 0, 0);
    CHECK_EQ(t.result_floor_a, outputs_floor_d[i]);
    CHECK_EQ(t.result_floor_b, outputs_floor_s[i]);
    CHECK_EQ(t.result_ceil_a, outputs_ceil_d[i]);
    CHECK_EQ(t.result_ceil_b, outputs_ceil_s[i]);
    CHECK_EQ(t.result_trunc_a, outputs_trunc_d[i]);
    CHECK_EQ(t.result_trunc_b, outputs_trunc_s[i]);
    CHECK_EQ(t.result_round_a, outputs_round_d[i]);
    CHECK_EQ(t.result_round_b, outputs_round_s[i]);
  }
}

uint64_t run_ExtractBits(uint64_t source, int pos, int size, bool sign_extend) {
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  if (sign_extend) {
    __ ExtractBits(t0, a0, a1, size, true);
  } else {
    __ ExtractBits(t0, a0, a1, size);
  }
  __ or_(a0, t0, zero_reg);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<FV>::FromCode(*code);
  uint64_t res = reinterpret_cast<uint64_t>(f.Call(source, pos, 0, 0, 0));
  return res;
}

TEST(ExtractBits) {
  CcTest::InitializeVM();

  struct TestCase {
    uint64_t source;
    int pos;
    int size;
    bool sign_extend;
    uint64_t res;
  };

  // clang-format off
  struct TestCase tc[] = {
    //source,    pos, size, sign_extend,              res;
    {0x800,       4,    8,   false,                 0x80},
    {0x800,       4,    8,    true,   0xFFFFFFFFFFFFFF80},
    {0x800,       5,    8,    true,                 0x40},
    {0x40000,     3,   16,   false,               0x8000},
    {0x40000,     3,   16,    true,   0xFFFFFFFFFFFF8000},
    {0x40000,     4,   16,    true,               0x4000},
    {0x200000000, 2,   32,   false,           0x80000000},
    {0x200000000, 2,   32,    true,   0xFFFFFFFF80000000},
    {0x200000000, 3,   32,    true,           0x40000000},
  };
  // clang-format on
  size_t nr_test_cases = sizeof(tc) / sizeof(TestCase);
  for (size_t i = 0; i < nr_test_cases; ++i) {
    uint64_t result =
        run_ExtractBits(tc[i].source, tc[i].pos, tc[i].size, tc[i].sign_extend);
    CHECK_EQ(tc[i].res, result);
  }
}

uint64_t run_InsertBits(uint64_t dest, uint64_t source, int pos, int size) {
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  __ InsertBits(a0, a1, a2, size);
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<FV>::FromCode(*code);
  uint64_t res = reinterpret_cast<uint64_t>(f.Call(dest, source, pos, 0, 0));
  return res;
}

TEST(InsertBits) {
  CcTest::InitializeVM();

  struct TestCase {
    uint64_t dest;
    uint64_t source;
    int pos;
    int size;
    uint64_t res;
  };

  // clang-format off
  struct TestCase tc[] = {
    //dest                   source,  pos, size,                 res;
    {0x11111111,            0x1234,   32,   16,      0x123411111111},
    {0x111111111111,       0xFFFFF,   24,   10,      0x1113FF111111},
    {0x1111111111111111,  0xFEDCBA,   16,    4,  0x11111111111A1111},
  };
  // clang-format on
  size_t nr_test_cases = sizeof(tc) / sizeof(TestCase);
  for (size_t i = 0; i < nr_test_cases; ++i) {
    uint64_t result =
        run_InsertBits(tc[i].dest, tc[i].source, tc[i].pos, tc[i].size);
    CHECK_EQ(tc[i].res, result);
  }
}

TEST(Popcnt) {
  CcTest::InitializeVM();
  Isolate* isolate = CcTest::i_isolate();
  HandleScope scope(isolate);
  MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes);
  MacroAssembler* masm = &assembler;

  struct TestCase {
    uint32_t a;
    uint64_t b;
    int expected_a;
    int expected_b;
    int result_a;
    int result_b;
  };
  // clang-format off
  struct TestCase tc[] = {
    {  0x12345678,  0x1122334455667788,  13,  26, 0, 0},
    {      0x1234,            0x123456,   5,   9, 0, 0},
    {  0xFFF00000,  0xFFFF000000000000,  12,  16, 0, 0},
    {  0xFF000012,  0xFFFF000000001234,  10,  21, 0, 0}
  };
  // clang-format on

  __ Ld_w(t0, MemOperand(a0, offsetof(TestCase, a)));
  __ Ld_d(t1, MemOperand(a0, offsetof(TestCase, b)));
  __ Popcnt_w(t2, t0);
  __ Popcnt_d(t3, t1);
  __ St_w(t2, MemOperand(a0, offsetof(TestCase, result_a)));
  __ St_w(t3, MemOperand(a0, offsetof(TestCase, result_b)));
  __ jirl(zero_reg, ra, 0);

  CodeDesc desc;
  masm->GetCode(isolate, &desc);
  Handle<Code> code =
      Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build();
  auto f = GeneratedCode<F3>::FromCode(*code);

  size_t nr_test_cases = sizeof(tc) / sizeof(TestCase);
  for (size_t i = 0; i < nr_test_cases; ++i) {
    f.Call(&tc[i], 0, 0, 0, 0);
    CHECK_EQ(tc[i].expected_a, tc[i].result_a);
    CHECK_EQ(tc[i].expected_b, tc[i].result_b);
  }
}

TEST(DeoptExitSizeIsFixed) {
  Isolate* isolate = CcTest::i_isolate();
  HandleScope handles(isolate);
  auto buffer = AllocateAssemblerBuffer();
  MacroAssembler masm(isolate, v8::internal::CodeObjectRequired::kYes,
                      buffer->CreateView());
  static_assert(static_cast<int>(kFirstDeoptimizeKind) == 0);
  for (int i = 0; i < kDeoptimizeKindCount; i++) {
    DeoptimizeKind kind = static_cast<DeoptimizeKind>(i);
    Label before_exit;
    masm.bind(&before_exit);
    Builtin target = Deoptimizer::GetDeoptimizationEntry(kind);
    masm.CallForDeoptimization(target, 42, &before_exit, kind, &before_exit,
                               nullptr);
    CHECK_EQ(masm.SizeOfCodeGeneratedSince(&before_exit),
             kind == DeoptimizeKind::kLazy ? Deoptimizer::kLazyDeoptExitSize
                                           : Deoptimizer::kEagerDeoptExitSize);
  }
}

#undef __

}  // namespace internal
}  // namespace v8