| /ark/runtime_core/verification/util/tests/ |
| D | bit_vector_test.cpp | 37 BitVector Bits; member
52 os << ".Bits = {"; in showValue()
53 for (size_t idx = 0; idx < bitset.Bits.size(); ++idx) { in showValue()
54 os << (static_cast<int>(bitset.Bits[idx]) ? '1' : '0'); in showValue()
79 BitVector bits {size}; in arbitrary() local
81 bits[idx] = 1; in arbitrary()
83 return BSet {set, bits}; in arbitrary()
121 ClassifySize("Bits.size() in", bitset.Bits.size(), stat_intervals); in stat()
138 RC_ASSERT(bit_set.Bits.SetBitsCount() == bit_set.Indices.size()); in __anon823681b80302()
142 auto bits = bit_set.Bits; in __anon823681b80402() local
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| /ark/js_runtime/ecmascript/compiler/ |
| D | interpreter_stub-inl.h | 109 /* 2 : skip 8 bits of opcode and 8 bits of low bits */ in ReadInstSigned16_0()
113 GateRef currentInst2 = Int32LSL(currentInst1, GetInt32Constant(8)); // 8 : set as high 8 bits in ReadInstSigned16_0()
119 /* 4 : skip 8 bits of opcode and 24 bits of low bits */ in ReadInstSigned32_0()
132 /* 2 : skip 8 bits of opcode and 8 bits of low bits */ in ReadInst16_0()
134 GateRef currentInst2 = Int16LSL(currentInst1, GetInt16Constant(8)); // 8 : set as high 8 bits in ReadInst16_0()
140 /* 3 : skip 8 bits of opcode, 8 bits of prefix and 8 bits of low bits */ in ReadInst16_1()
142 GateRef currentInst2 = Int16LSL(currentInst1, GetInt16Constant(8)); // 8 : set as high 8 bits in ReadInst16_1()
143 /* 2: skip 8 bits of opcode and 8 bits of prefix */ in ReadInst16_1()
149 /* 4 : skip 8 bits of opcode, first parameter of 16 bits and 8 bits of low bits */ in ReadInst16_2()
151 GateRef currentInst2 = Int16LSL(currentInst1, GetInt16Constant(8)); // 8 : set as high 8 bits in ReadInst16_2()
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| /ark/runtime_core/libpandabase/utils/ |
| D | hash_base.h | 31 * \brief Create 32 bits Hash from \param key via \param seed.
35 * @return 32 bits hash
43 * \brief Create 32 bits Hash from \param key.
46 * @return 32 bits hash
54 * \brief Create 32 bits Hash from MUTF8 \param string.
56 * @return 32 bits hash
64 * \brief Create 32 bits Hash from MUTF8 \param string.
67 * @return 32 bits hash
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| D | hash.h | 36 * \brief Create 32 bits Hash from \param key via \param seed.
40 * @return 32 bits Hash
48 * \brief Create 32 bits Hash from \param key.
51 * @return 32 bits Hash
59 * \brief Create 32 bits Hash from MUTF8 \param string.
61 * @return 32 bits Hash
69 * \brief Create 32 bits Hash from MUTF8 \param string.
72 * @return 32 bits Hash
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| D | bit_vector.h | 265 * - set/clear bits with automatic resizing (SetBit/ClearBit)
293 BitVectorBase(void *data, size_t bits) in BitVectorBase() argument
294 : size_(bits), in BitVectorBase()
295 …storage_(reinterpret_cast<WordType *>(data), GetWordIndex(bits) + (((bits % WORD_BITS) != 0) ? 1 :… in BitVectorBase()
381 void resize(size_t bits) in resize() argument
385 if (bits > initial_size) { in resize()
386 EnsureSpace(bits); in resize()
387 std::fill(begin() + initial_size, begin() + bits, false); in resize()
389 size_ = bits; in resize()
574 void EnsureSpace(size_t bits) in EnsureSpace() argument
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| D | murmur3_hash.h | 33 // Firstly, we proceed each 32 bits block from key;
34 // Secondly, we proceed last 8 bits block which were not covered in previous step.
96 // Iterate for each 32bits in MurmurHash3()
117 // blocks is a pointer to the end of 32bits section in MurmurHash3()
147 // Iterate for each 32bits in MurmurHash3String()
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| /ark/runtime_core/runtime/ |
| D | object_header_config.h | 45 // Config for High-end devices with hash stored inside object header and 32 bits pointer
50 static constexpr Size BITS = 32U; variable
55 // Config for High-end devices with hash stored inside object header and 64 bits pointer
60 static constexpr Size BITS = 64UL; variable
65 // Config for Low-end devices with hash stored inside object header and 32 bits pointer
70 static constexpr Size BITS = 16U; variable
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| D | mark_word.h | 17 // 64 bits object header for high-end devices: (64 bits pointer)
19 // | Object Header (128 bits) | …
21 // | Mark Word (64 bits) | Class Word (64 bits) | …
34 // 64 bits object header for high-end devices: (32 bits pointer)
36 // | Object Header (64 bits) | …
38 // | Mark Word (32 bits) | Class Word (32 bits) | …
53 // | Object Header (64 bits) | …
55 // | Mark Word (32 bits) | Class Word (32 bits) | …
66 // 32 bits object header for low-end devices:
68 // | Object Header (32 bits) | …
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| /ark/runtime_core/runtime/include/coretypes/ |
| D | tagged_value.h | 27 // Every double with all of its exponent bits set and its highest mantissa bit set is a quiet NaN.
28 // That leaves 51 bits unaccounted for. We’ll avoid one of those so that we don’t step on Intel’s
29 // “QNaN Floating-Point Indefinite” value, leaving us 50 bits. Those remaining bits can be anythin…
30 // so we use a special quietNaN as TaggedInt tag(highest 16bits as 0xFFFF), and need to encode dou…
35 // WeakRef: [0x0000] [47 bits direct pointer] | 1 bit 1
42 // False: [56 bits 0] | 0x06 // 0110
43 // True: [56 bits 0] | 0x07 // 0111
44 // Undefined: [56 bits 0] | 0x0a // 1010
45 // Null: [56 bits 0] | 0x02 // 0010
46 // Hole: [56 bits 0] | 0x00 // 0000
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| /ark/js_runtime/ecmascript/builtins/ |
| D | builtins_bigint.cpp | 50 JSHandle<JSTaggedValue> bits = GetCallArg(argv, 0); in AsUintN() local
52 // 1. Let bits be ? ToIndex(bits). in AsUintN()
53 JSTaggedNumber index = JSTaggedValue::ToIndex(thread, bits); in AsUintN()
58 // 3. Return a BigInt representing bigint modulo 2bits. in AsUintN()
68 JSHandle<JSTaggedValue> bits = GetCallArg(argv, 0); in AsIntN() local
70 // 1. Let bits be ? ToIndex(bits). in AsIntN()
71 JSTaggedNumber index = JSTaggedValue::ToIndex(thread, bits); in AsIntN()
76 // 3. Let mod be ℝ(bigint) modulo 2bits. in AsIntN()
77 // 4. If mod ≥ 2bits - 1, return ℤ(mod - 2bits); otherwise, return ℤ(mod). in AsIntN()
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| /ark/runtime_core/verification/util/ |
| D | bit_vector.h | 71 class Bits : public ConstBits<GetFunc> {
73 … Bits(GetFunc &&get, SetFunc &&set) : ConstBits<GetFunc>(std::move(get)), SetF_ {std::move(set)} {} in Bits() function
74 ~Bits() = default;
75 Bits() = delete;
76 Bits(const Bits &) = delete;
77 Bits(Bits &&) = default;
78 Bits &operator=(const Bits &rhs)
83 Bits &operator=(Bits &&) = default;
85 Bits &operator=(Word val)
198 auto bits(size_t from, size_t to) const in bits() function
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| /ark/js_runtime/ecmascript/ |
| D | js_hclass.h | 286 uint32_t bits = GetBitField(); in GetObjectType() local
287 return ObjectTypeBits::Decode(bits); in GetObjectType()
292 uint32_t bits = GetBitField(); in SetObjectType() local
293 uint32_t newVal = ObjectTypeBits::Update(bits, type); in SetObjectType()
745 uint32_t bits = GetBitField(); in IsCallable() local
746 return CallableBit::Decode(bits); in IsCallable()
751 uint32_t bits = GetBitField(); in IsConstructor() local
752 return ConstrutorBit::Decode(bits); in IsConstructor()
757 uint32_t bits = GetBitField(); in IsBuiltinsCtor() local
758 return BuiltinsCtorBit::Decode(bits); in IsBuiltinsCtor()
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| D | property_attributes.h | 63 …using PropertyMetaDataField = BitField<int, 0, 4>; // 4: property metaData field occupies 4 bits
64 using AttributesField = BitField<int, 0, 4>; // 4: attributes field occupies 4 bits
65 …using DefaultAttributesField = BitField<int, 0, 3>; // 3: default attributes field occupies 3 bits
66 using WritableField = BitField<bool, 0, 1>; // 1: writable field occupies 1 bits
73 …ing RepresentationField = IsInlinedPropsField::NextField<Representation, 3>; // 3: 3 bits, 6-8
81 …BoxTypeField = PropertyMetaDataField::NextField<PropertyBoxType, 2>; // 2: 2 bits, 5-6
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| D | js_bigint.cpp | 516 uint64_t bits = 0; in NumberToBigInt() local
517 if (memcpy_s(&bits, sizeof(bits), &num, sizeof(num)) != EOK) { in NumberToBigInt()
521 // Take out bits 62-52 (11 bits in total) and subtract 1023 in NumberToBigInt()
522 uint64_t integerDigits = ((bits >> 52) & 0x7FF) - 0x3FF; // 52 : mantissa size in NumberToBigInt()
527 uint64_t mantissa = (bits & 0x000FFFFFFFFFFFFF) | 0x0010000000000000; in NumberToBigInt()
538 mantissa = mantissa << (64 - leftover); // 64 : double bits size in NumberToBigInt()
1172 JSTaggedValue BigInt::AsUintN(JSThread *thread, JSTaggedNumber &bits, JSHandle<BigInt> bigint) in AsUintN() argument
1174 uint32_t bit = bits.ToUint32(); in AsUintN()
1187 JSTaggedValue BigInt::AsintN(JSThread *thread, JSTaggedNumber &bits, JSHandle<BigInt> bigint) in AsintN() argument
1189 uint32_t bit = bits.ToUint32(); in AsintN()
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| D | ecma_macros.h | 142 return name##Bits::Decode(Get##bitFieldName()); \
146 Set##bitFieldName(name##Bits::Update(Get##bitFieldName(), t)); \
150 #define FIRST_BIT_FIELD(bitFieldName, name, type, bits) \ argument
151 using name##Bits = BitField<type, 0, bits>; \
155 #define NEXT_BIT_FIELD(bitFieldName, name, type, bits, lastName) \ argument
156 using name##Bits = lastName##Bits::NextField<type, bits>; \
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| /ark/runtime_core/docs/ |
| D | rationale-for-bytecode.md | 141 To address virtual registers 4 and 5, we need only 3 bits. The instruction can be encoded as follow…
144 |<- 8 bits ->|<- 4 bits ->|<- 4 bits ->|
150 into 4 bits, we have to use a wider encoding:
153 |<- 8 bits ->|<- 8 bits ->|<- 8 bits ->|
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| D | memory-management.md | 69 | Object Header (128 bits) | Sta…
71 | Mark Word (64 bits) | Class Word (64 bits) | …
87 | Object Header (64 bits) | Sta…
89 | Mark Word (32 bits) | Class Word (32 bits) | …
106 | Object Header (64 bits) | Sta…
108 | Mark Word (32 bits) | Class Word (32 bits) | …
126 | Object Header (32 bits) | Sta…
128 | Mark Word (16 bits) | Class Word (16 bits) | …
159 | Object Header (64 bits) |
161 | Length (32 bits) |
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| /ark/runtime_core/libpandabase/tests/ |
| D | hash_test.cpp | 81 // Set 64 bits value and use only 40 bits from it in OneObject32bitsHashTest()
138 // Do it for 8 bits, 32 bits and 40 bits key.
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| /ark/runtime_core/runtime/mem/gc/ |
| D | bitmap.h | 118 * \brief Iterate over marked bits of bitmap sequentially.
130 * \brief Iterate over all bits of bitmap sequentially.
141 * \brief Iterate over marked bits in range [begin, end) sequentially.
156 // first word, clear bits before begin in IterateOverSetBitsInRange()
166 // last partial word, clear bits after right boundary in IterateOverSetBitsInRange()
170 // loop over bits of bitmap_word in IterateOverSetBitsInRange()
191 * \brief Iterate over all bits in range [begin, end) sequentially.
207 * \brief Clear all bits in range [begin, end).
214 * \brief Set all bits in range [begin, end). [begin, end) must be within a BitmapWord.
226 * \brief Clear all bits in range [begin, end). [begin, end) must be within a BitmapWord.
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| /ark/js_runtime/ecmascript/base/ |
| D | number_helper.cpp | 638 int32_t NumberHelper::DoubleToInt(double d, size_t bits) in DoubleToInt() argument
643 if (exp < static_cast<int>(bits - 1)) { in DoubleToInt()
644 // smaller than INT<bits>_MAX, fast conversion in DoubleToInt()
646 } else if (exp < static_cast<int>(bits + DOUBLE_SIGNIFICAND_SIZE)) { in DoubleToInt()
647 // Still has significand bits after mod 2^<bits> in DoubleToInt()
648 // Get low <bits> bits by shift left <64 - bits> and shift right <64 - bits> in DoubleToInt()
650 << (exp - DOUBLE_SIGNIFICAND_SIZE + INT64_BITS - bits)) >> in DoubleToInt()
651 (INT64_BITS - bits); in DoubleToInt()
657 // No significand bits after mod 2^<bits>, contains NaN and INF in DoubleToInt()
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| /ark/runtime_core/runtime/arch/x86/ |
| D | shorty.S | 33 orl $0xFFFFF000, \shorty_reg // fill the high 20 bits by 0xFFFFF
43 orl $0xFFFFF000, \shorty_reg // fill the high 20 bits by 0xFFFFF
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| /ark/runtime_core/runtime/arch/arm/ |
| D | shorty.S | 32 orr \shorty_reg, \shorty_reg, #0xF0000000 // fill the high 20 bits by 0xFFFFF
40 orr \shorty_reg, \shorty_reg, #0xF0000000 // fill the high 20 bits by 0xFFFFF
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| /ark/runtime_core/runtime/arch/aarch64/ |
| D | shorty.S | 32 orr \shorty_reg, \shorty_reg, #0xFFFFF000 // fill the high 20 bits by 0xFFFFF
41 orr \shorty_reg, \shorty_reg, #0xFFFFF000 // fill the high 20 bits by 0xFFFFF
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| /ark/runtime_core/runtime/arch/amd64/ |
| D | shorty.S | 33 orl $0xFFFFF000, \shorty_reg // fill the high 20 bits by 0xFFFFF
43 orl $0xFFFFF000, \shorty_reg // fill the high 20 bits by 0xFFFFF
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| /ark/runtime_core/tests/benchmarks/ |
| D | CMakeLists.txt | 80 panda_add_benchmark("bitops-3bit-bits-in-byte" "Bitops3BitBitsInByte" 0 TRUE def…
81 panda_add_benchmark("bitops-bits-in-byte" "BitopsBitsInByte" 0 TRUE def…
83 panda_add_benchmark("bitops-nsieve-bits" "BitopsNSieveBits" 0 TRUE def…
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