huangcm
2025-07-01 676035278781360996553c427a12bf358249ebf7
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/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#include "instruction_set.h"
 
#include <gtest/gtest.h>
 
#include "base/enums.h"
 
namespace art {
 
TEST(InstructionSetTest, GetInstructionSetFromString) {
  EXPECT_EQ(InstructionSet::kArm, GetInstructionSetFromString("arm"));
  EXPECT_EQ(InstructionSet::kArm64, GetInstructionSetFromString("arm64"));
  EXPECT_EQ(InstructionSet::kX86, GetInstructionSetFromString("x86"));
  EXPECT_EQ(InstructionSet::kX86_64, GetInstructionSetFromString("x86_64"));
  EXPECT_EQ(InstructionSet::kMips, GetInstructionSetFromString("mips"));
  EXPECT_EQ(InstructionSet::kMips64, GetInstructionSetFromString("mips64"));
  EXPECT_EQ(InstructionSet::kNone, GetInstructionSetFromString("none"));
  EXPECT_EQ(InstructionSet::kNone, GetInstructionSetFromString("random-string"));
}
 
TEST(InstructionSetTest, GetInstructionSetString) {
  EXPECT_STREQ("arm", GetInstructionSetString(InstructionSet::kArm));
  EXPECT_STREQ("arm", GetInstructionSetString(InstructionSet::kThumb2));
  EXPECT_STREQ("arm64", GetInstructionSetString(InstructionSet::kArm64));
  EXPECT_STREQ("x86", GetInstructionSetString(InstructionSet::kX86));
  EXPECT_STREQ("x86_64", GetInstructionSetString(InstructionSet::kX86_64));
  EXPECT_STREQ("mips", GetInstructionSetString(InstructionSet::kMips));
  EXPECT_STREQ("mips64", GetInstructionSetString(InstructionSet::kMips64));
  EXPECT_STREQ("none", GetInstructionSetString(InstructionSet::kNone));
}
 
TEST(InstructionSetTest, GetInstructionSetInstructionAlignment) {
  EXPECT_EQ(GetInstructionSetInstructionAlignment(InstructionSet::kThumb2),
            kThumb2InstructionAlignment);
  EXPECT_EQ(GetInstructionSetInstructionAlignment(InstructionSet::kArm64),
            kArm64InstructionAlignment);
  EXPECT_EQ(GetInstructionSetInstructionAlignment(InstructionSet::kX86),
            kX86InstructionAlignment);
  EXPECT_EQ(GetInstructionSetInstructionAlignment(InstructionSet::kX86_64),
            kX86_64InstructionAlignment);
  EXPECT_EQ(GetInstructionSetInstructionAlignment(InstructionSet::kMips),
            kMipsInstructionAlignment);
  EXPECT_EQ(GetInstructionSetInstructionAlignment(InstructionSet::kMips64),
            kMips64InstructionAlignment);
}
 
TEST(InstructionSetTest, TestRoundTrip) {
  EXPECT_EQ(kRuntimeISA, GetInstructionSetFromString(GetInstructionSetString(kRuntimeISA)));
}
 
TEST(InstructionSetTest, PointerSize) {
  EXPECT_EQ(kRuntimePointerSize, GetInstructionSetPointerSize(kRuntimeISA));
}
 
}  // namespace art