| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_CCTEST_COMPILER_VALUE_HELPER_H_ |
| #define V8_CCTEST_COMPILER_VALUE_HELPER_H_ |
| |
| #include <stdint.h> |
| |
| #include "src/base/template-utils.h" |
| #include "src/compiler/common-operator.h" |
| #include "src/compiler/node-matchers.h" |
| #include "src/compiler/node.h" |
| #include "src/isolate.h" |
| #include "src/objects.h" |
| #include "test/cctest/cctest.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace compiler { |
| |
| // A collection of utilities related to numerical and heap values, including |
| // example input values of various types, including int32_t, uint32_t, double, |
| // etc. |
| class ValueHelper { |
| public: |
| Isolate* isolate_; |
| |
| ValueHelper() : isolate_(CcTest::InitIsolateOnce()) {} |
| |
| void CheckFloat64Constant(double expected, Node* node) { |
| CHECK_EQ(IrOpcode::kFloat64Constant, node->opcode()); |
| CHECK_EQ(expected, OpParameter<double>(node->op())); |
| } |
| |
| void CheckNumberConstant(double expected, Node* node) { |
| CHECK_EQ(IrOpcode::kNumberConstant, node->opcode()); |
| CHECK_EQ(expected, OpParameter<double>(node->op())); |
| } |
| |
| void CheckInt32Constant(int32_t expected, Node* node) { |
| CHECK_EQ(IrOpcode::kInt32Constant, node->opcode()); |
| CHECK_EQ(expected, OpParameter<int32_t>(node->op())); |
| } |
| |
| void CheckUint32Constant(int32_t expected, Node* node) { |
| CHECK_EQ(IrOpcode::kInt32Constant, node->opcode()); |
| CHECK_EQ(expected, OpParameter<int32_t>(node->op())); |
| } |
| |
| void CheckHeapConstant(HeapObject expected, Node* node) { |
| CHECK_EQ(IrOpcode::kHeapConstant, node->opcode()); |
| CHECK_EQ(expected, *HeapConstantOf(node->op())); |
| } |
| |
| static constexpr float float32_array[] = { |
| -std::numeric_limits<float>::infinity(), |
| -2.70497e+38f, |
| -1.4698e+37f, |
| -1.22813e+35f, |
| -1.20555e+35f, |
| -1.34584e+34f, |
| -1.0079e+32f, |
| -6.49364e+26f, |
| -3.06077e+25f, |
| -1.46821e+25f, |
| -1.17658e+23f, |
| -1.9617e+22f, |
| -2.7357e+20f, |
| -9223372036854775808.0f, // INT64_MIN |
| -1.48708e+13f, |
| -1.89633e+12f, |
| -4.66622e+11f, |
| -2.22581e+11f, |
| -1.45381e+10f, |
| -2147483904.0f, // First float32 after INT32_MIN |
| -2147483648.0f, // INT32_MIN |
| -2147483520.0f, // Last float32 before INT32_MIN |
| -1.3956e+09f, |
| -1.32951e+09f, |
| -1.30721e+09f, |
| -1.19756e+09f, |
| -9.26822e+08f, |
| -6.35647e+08f, |
| -4.00037e+08f, |
| -1.81227e+08f, |
| -5.09256e+07f, |
| -964300.0f, |
| -192446.0f, |
| -28455.0f, |
| -27194.0f, |
| -26401.0f, |
| -20575.0f, |
| -17069.0f, |
| -9167.0f, |
| -960.178f, |
| -113.0f, |
| -62.0f, |
| -15.0f, |
| -7.0f, |
| -1.0f, |
| -0.0256635f, |
| -4.60374e-07f, |
| -3.63759e-10f, |
| -4.30175e-14f, |
| -5.27385e-15f, |
| -1.5707963267948966f, |
| -1.48084e-15f, |
| -2.220446049250313e-16f, |
| -1.05755e-19f, |
| -3.2995e-21f, |
| -1.67354e-23f, |
| -1.11885e-23f, |
| -1.78506e-30f, |
| -5.07594e-31f, |
| -3.65799e-31f, |
| -1.43718e-34f, |
| -1.27126e-38f, |
| -0.0f, |
| 0.0f, |
| 1.17549e-38f, |
| 1.56657e-37f, |
| 4.08512e-29f, |
| 3.31357e-28f, |
| 6.25073e-22f, |
| 4.1723e-13f, |
| 1.44343e-09f, |
| 1.5707963267948966f, |
| 5.27004e-08f, |
| 9.48298e-08f, |
| 5.57888e-07f, |
| 4.89988e-05f, |
| 0.244326f, |
| 1.0f, |
| 12.4895f, |
| 19.0f, |
| 47.0f, |
| 106.0f, |
| 538.324f, |
| 564.536f, |
| 819.124f, |
| 7048.0f, |
| 12611.0f, |
| 19878.0f, |
| 20309.0f, |
| 797056.0f, |
| 1.77219e+09f, |
| 2147483648.0f, // INT32_MAX + 1 |
| 4294967296.0f, // UINT32_MAX + 1 |
| 1.51116e+11f, |
| 4.18193e+13f, |
| 3.59167e+16f, |
| 9223372036854775808.0f, // INT64_MAX + 1 |
| 18446744073709551616.0f, // UINT64_MAX + 1 |
| 3.38211e+19f, |
| 2.67488e+20f, |
| 1.78831e+21f, |
| 9.20914e+21f, |
| 8.35654e+23f, |
| 1.4495e+24f, |
| 5.94015e+25f, |
| 4.43608e+30f, |
| 2.44502e+33f, |
| 2.61152e+33f, |
| 1.38178e+37f, |
| 1.71306e+37f, |
| 3.31899e+38f, |
| 3.40282e+38f, |
| std::numeric_limits<float>::infinity(), |
| std::numeric_limits<float>::quiet_NaN(), |
| -std::numeric_limits<float>::quiet_NaN()}; |
| |
| static constexpr Vector<const float> float32_vector() { |
| return ArrayVector(float32_array); |
| } |
| |
| static constexpr double float64_array[] = { |
| -2e66, |
| -2.220446049250313e-16, |
| -9223373136366403584.0, |
| -9223372036854775808.0, // INT64_MIN |
| -2147483649.5, |
| -2147483648.25, |
| -2147483648.0, |
| -2147483647.875, |
| -2147483647.125, |
| -2147483647.0, |
| -999.75, |
| -2e66, |
| -1.75, |
| -1.5707963267948966, |
| -1.0, |
| -0.5, |
| -0.0, |
| 0.0, |
| 3e-88, |
| 0.125, |
| 0.25, |
| 0.375, |
| 0.5, |
| 1.0, |
| 1.17549e-38, |
| 1.56657e-37, |
| 1.0000001, |
| 1.25, |
| 1.5707963267948966, |
| 2, |
| 3.1e7, |
| 5.125, |
| 6.25, |
| 888, |
| 982983.25, |
| 2147483647.0, |
| 2147483647.375, |
| 2147483647.75, |
| 2147483648.0, |
| 2147483648.25, |
| 2147483649.25, |
| 9223372036854775808.0, // INT64_MAX + 1 |
| 9223373136366403584.0, |
| 18446744073709551616.0, // UINT64_MAX + 1 |
| 2e66, |
| V8_INFINITY, |
| -V8_INFINITY, |
| std::numeric_limits<double>::quiet_NaN(), |
| -std::numeric_limits<double>::quiet_NaN()}; |
| |
| static constexpr Vector<const double> float64_vector() { |
| return ArrayVector(float64_array); |
| } |
| |
| static constexpr uint32_t uint32_array[] = { |
| 0x00000000, 0x00000001, 0xFFFFFFFF, 0x1B09788B, 0x04C5FCE8, 0xCC0DE5BF, |
| // This row is useful for testing lea optimizations on intel. |
| 0x00000002, 0x00000003, 0x00000004, 0x00000005, 0x00000008, 0x00000009, |
| 0x273A798E, 0x187937A3, 0xECE3AF83, 0x5495A16B, 0x0B668ECC, 0x11223344, |
| 0x0000009E, 0x00000043, 0x0000AF73, 0x0000116B, 0x00658ECC, 0x002B3B4C, |
| 0x88776655, 0x70000000, 0x07200000, 0x7FFFFFFF, 0x56123761, 0x7FFFFF00, |
| 0x761C4761, 0x80000000, 0x88888888, 0xA0000000, 0xDDDDDDDD, 0xE0000000, |
| 0xEEEEEEEE, 0xFFFFFFFD, 0xF0000000, 0x007FFFFF, 0x003FFFFF, 0x001FFFFF, |
| 0x000FFFFF, 0x0007FFFF, 0x0003FFFF, 0x0001FFFF, 0x0000FFFF, 0x00007FFF, |
| 0x00003FFF, 0x00001FFF, 0x00000FFF, 0x000007FF, 0x000003FF, 0x000001FF, |
| // Bit pattern of a quiet NaN and signaling NaN, with or without |
| // additional payload. |
| 0x7FC00000, 0x7F800000, 0x7FFFFFFF, 0x7F876543}; |
| |
| static constexpr Vector<const uint32_t> uint32_vector() { |
| return ArrayVector(uint32_array); |
| } |
| |
| static constexpr Vector<const int32_t> int32_vector() { |
| return Vector<const int32_t>::cast(uint32_vector()); |
| } |
| |
| static constexpr uint64_t uint64_array[] = { |
| 0x00000000, 0x00000001, 0xFFFFFFFF, 0x1B09788B, 0x04C5FCE8, 0xCC0DE5BF, |
| 0x00000002, 0x00000003, 0x00000004, 0x00000005, 0x00000008, 0x00000009, |
| 0xFFFFFFFFFFFFFFFF, 0xFFFFFFFFFFFFFFFE, 0xFFFFFFFFFFFFFFFD, |
| 0x0000000000000000, 0x0000000100000000, 0xFFFFFFFF00000000, |
| 0x1B09788B00000000, 0x04C5FCE800000000, 0xCC0DE5BF00000000, |
| 0x0000000200000000, 0x0000000300000000, 0x0000000400000000, |
| 0x0000000500000000, 0x0000000800000000, 0x0000000900000000, |
| 0x273A798E187937A3, 0xECE3AF835495A16B, 0x0B668ECC11223344, 0x0000009E, |
| 0x00000043, 0x0000AF73, 0x0000116B, 0x00658ECC, 0x002B3B4C, 0x88776655, |
| 0x70000000, 0x07200000, 0x7FFFFFFF, 0x56123761, 0x7FFFFF00, |
| 0x761C4761EEEEEEEE, 0x80000000EEEEEEEE, 0x88888888DDDDDDDD, |
| 0xA0000000DDDDDDDD, 0xDDDDDDDDAAAAAAAA, 0xE0000000AAAAAAAA, |
| 0xEEEEEEEEEEEEEEEE, 0xFFFFFFFDEEEEEEEE, 0xF0000000DDDDDDDD, |
| 0x007FFFFFDDDDDDDD, 0x003FFFFFAAAAAAAA, 0x001FFFFFAAAAAAAA, 0x000FFFFF, |
| 0x0007FFFF, 0x0003FFFF, 0x0001FFFF, 0x0000FFFF, 0x00007FFF, 0x00003FFF, |
| 0x00001FFF, 0x00000FFF, 0x000007FF, 0x000003FF, 0x000001FF, |
| 0x00003FFFFFFFFFFF, 0x00001FFFFFFFFFFF, 0x00000FFFFFFFFFFF, |
| 0x000007FFFFFFFFFF, 0x000003FFFFFFFFFF, 0x000001FFFFFFFFFF, |
| 0x8000008000000000, 0x8000008000000001, 0x8000000000000400, |
| 0x8000000000000401, 0x0000000000000020, |
| // Bit pattern of a quiet NaN and signaling NaN, with or without |
| // additional payload. |
| 0x7FF8000000000000, 0x7FF0000000000000, 0x7FF8123456789ABC, |
| 0x7FF7654321FEDCBA}; |
| |
| static constexpr Vector<const uint64_t> uint64_vector() { |
| return ArrayVector(uint64_array); |
| } |
| |
| static constexpr Vector<const int64_t> int64_vector() { |
| return Vector<const int64_t>::cast(uint64_vector()); |
| } |
| |
| static constexpr int16_t int16_array[] = { |
| 0, 1, 2, INT16_MAX - 1, INT16_MAX, INT16_MIN, INT16_MIN + 1, -2, -1}; |
| |
| static constexpr Vector<const int16_t> int16_vector() { |
| return ArrayVector(int16_array); |
| } |
| |
| static constexpr Vector<const uint16_t> uint16_vector() { |
| return Vector<const uint16_t>::cast(int16_vector()); |
| } |
| |
| static constexpr int8_t int8_array[] = { |
| 0, 1, 2, INT8_MAX - 1, INT8_MAX, INT8_MIN, INT8_MIN + 1, -2, -1}; |
| |
| static constexpr Vector<const int8_t> int8_vector() { |
| return ArrayVector(int8_array); |
| } |
| |
| static constexpr Vector<const uint8_t> uint8_vector() { |
| return Vector<const uint8_t>::cast(ArrayVector(int8_array)); |
| } |
| |
| static constexpr uint32_t ror_array[31] = { |
| 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, |
| 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31}; |
| |
| static constexpr Vector<const uint32_t> ror_vector() { |
| return ArrayVector(ror_array); |
| } |
| }; |
| |
| // Helper macros that can be used in FOR_INT32_INPUTS(i) { ... i ... } |
| #define FOR_INPUTS(ctype, itype, var) \ |
| for (ctype var : ::v8::internal::compiler::ValueHelper::itype##_vector()) |
| |
| #define FOR_INT32_INPUTS(var) FOR_INPUTS(int32_t, int32, var) |
| #define FOR_UINT32_INPUTS(var) FOR_INPUTS(uint32_t, uint32, var) |
| #define FOR_INT16_INPUTS(var) FOR_INPUTS(int16_t, int16, var) |
| #define FOR_UINT16_INPUTS(var) FOR_INPUTS(uint16_t, uint16, var) |
| #define FOR_INT8_INPUTS(var) FOR_INPUTS(int8_t, int8, var) |
| #define FOR_UINT8_INPUTS(var) FOR_INPUTS(uint8_t, uint8, var) |
| #define FOR_INT64_INPUTS(var) FOR_INPUTS(int64_t, int64, var) |
| #define FOR_UINT64_INPUTS(var) FOR_INPUTS(uint64_t, uint64, var) |
| #define FOR_FLOAT32_INPUTS(var) FOR_INPUTS(float, float32, var) |
| #define FOR_FLOAT64_INPUTS(var) FOR_INPUTS(double, float64, var) |
| |
| #define FOR_INT32_SHIFTS(var) for (int32_t var = 0; var < 32; var++) |
| |
| #define FOR_UINT32_SHIFTS(var) for (uint32_t var = 0; var < 32; var++) |
| |
| template <typename type> |
| struct FloatCompareWrapper { |
| type value; |
| explicit FloatCompareWrapper(type x) : value(x) {} |
| bool operator==(FloatCompareWrapper<type> const& other) const { |
| return std::isnan(value) |
| ? std::isnan(other.value) |
| : value == other.value && |
| std::signbit(value) == std::signbit(other.value); |
| } |
| }; |
| |
| template <typename type> |
| std::ostream& operator<<(std::ostream& out, FloatCompareWrapper<type> wrapper) { |
| uint8_t bytes[sizeof(type)]; |
| memcpy(bytes, &wrapper.value, sizeof(type)); |
| out << wrapper.value << " (0x"; |
| const char* kHexDigits = "0123456789ABCDEF"; |
| for (unsigned i = 0; i < sizeof(type); ++i) { |
| out << kHexDigits[bytes[i] >> 4] << kHexDigits[bytes[i] & 15]; |
| } |
| return out << ")"; |
| } |
| |
| #define CHECK_FLOAT_EQ(lhs, rhs) \ |
| do { \ |
| using FloatWrapper = ::v8::internal::compiler::FloatCompareWrapper<float>; \ |
| CHECK_EQ(FloatWrapper(lhs), FloatWrapper(rhs)); \ |
| } while (false) |
| |
| #define CHECK_DOUBLE_EQ(lhs, rhs) \ |
| do { \ |
| using DoubleWrapper = \ |
| ::v8::internal::compiler::FloatCompareWrapper<double>; \ |
| CHECK_EQ(DoubleWrapper(lhs), DoubleWrapper(rhs)); \ |
| } while (false) |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_CCTEST_COMPILER_VALUE_HELPER_H_ |
