jorgen.edelbo_389

Committed 12 Aug 2024 02:13PM UTC coverage: 91.085% (-0.02%) from 91.107%

Build # jorgen.edelbo_389

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Pull #7826

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jedelbo

Commit Message

Bump file format version

Pull Request Pull Request #7826: Merge Next major

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85.35

/src/realm/array_unsigned.cpp

/*************************************************************************
 *
 * Copyright 2016 Realm Inc.
 *
 * 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 <realm/array_unsigned.hpp>
#include <realm/array_direct.hpp>
#include <algorithm>

namespace realm {

void ArrayUnsigned::set_width(uint8_t width)
{
    REALM_ASSERT_DEBUG(width > 0 || m_size == 0);
    m_ubound = uint64_t(-1) >> (64 - width);
    m_width = width;
}

inline uint8_t ArrayUnsigned::bit_width(uint64_t value)
{
    if (value < 0x100) {
        return 8;
    }
    if (value < 0x10000) {
        return 16;
    }
    if (value < 0x100000000) {
        return 32;
    }
    return 64;
}

inline void ArrayUnsigned::_set(size_t ndx, uint8_t width, uint64_t value)
{
    if (width == 8) {
        reinterpret_cast<uint8_t*>(m_data)[ndx] = uint8_t(value);
    }
    else if (width == 16) {
        reinterpret_cast<uint16_t*>(m_data)[ndx] = uint16_t(value);
    }
    else if (width == 32) {
        reinterpret_cast<uint32_t*>(m_data)[ndx] = uint32_t(value);
    }
    else {
        reinterpret_cast<uint64_t*>(m_data)[ndx] = uint64_t(value);
    }
}

inline uint64_t ArrayUnsigned::_get(size_t ndx, uint8_t width) const
{
    if (width == 8) {
        return reinterpret_cast<uint8_t*>(m_data)[ndx];
    }
    if (width == 16) {
        return reinterpret_cast<uint16_t*>(m_data)[ndx];
    }
    if (width == 32) {
        return reinterpret_cast<uint32_t*>(m_data)[ndx];
    }
    return get_direct(m_data, width, ndx);
    REALM_UNREACHABLE();
}

void ArrayUnsigned::create(size_t initial_size, uint64_t ubound_value)
{
    MemRef mem = create_node(initial_size, get_alloc(), false, Node::type_Normal, wtype_Bits,
                             bit_width(ubound_value)); // Throws
    init_from_mem(mem);
}

void ArrayUnsigned::update_from_parent() noexcept
{
    REALM_ASSERT_DEBUG(is_attached());
    ArrayParent* parent = get_parent();
    REALM_ASSERT_DEBUG(parent);
    ref_type new_ref = get_ref_from_parent();
    init_from_ref(new_ref);
}

size_t ArrayUnsigned::lower_bound(uint64_t value) const noexcept
{
    if (m_width == 8) {
        uint8_t* arr = reinterpret_cast<uint8_t*>(m_data);
        uint8_t* pos = std::lower_bound(arr, arr + m_size, value);
        return pos - arr;
    }
    else if (m_width == 16) {
        uint16_t* arr = reinterpret_cast<uint16_t*>(m_data);
        uint16_t* pos = std::lower_bound(arr, arr + m_size, value);
        return pos - arr;
    }
    else if (m_width == 32) {
        uint32_t* arr = reinterpret_cast<uint32_t*>(m_data);
        uint32_t* pos = std::lower_bound(arr, arr + m_size, value);
        return pos - arr;
    }
    else if (m_width < 8) {
        switch (m_width) {
            case 0:
                return realm::lower_bound<0>(m_data, m_size, value);
            case 1:
                return realm::lower_bound<1>(m_data, m_size, value);
            case 2:
                return realm::lower_bound<2>(m_data, m_size, value);
            case 4:
                return realm::lower_bound<4>(m_data, m_size, value);
            default:
                REALM_UNREACHABLE();
                break;
        }
        return npos;
    }
    uint64_t* arr = reinterpret_cast<uint64_t*>(m_data);
    uint64_t* pos = std::lower_bound(arr, arr + m_size, value);
    return pos - arr;
}

size_t ArrayUnsigned::upper_bound(uint64_t value) const noexcept
{
    if (m_width == 8) {
        uint8_t* arr = reinterpret_cast<uint8_t*>(m_data);
        uint8_t* pos = std::upper_bound(arr, arr + m_size, value);
        return pos - arr;
    }
    else if (m_width == 16) {
        uint16_t* arr = reinterpret_cast<uint16_t*>(m_data);
        uint16_t* pos = std::upper_bound(arr, arr + m_size, value);
        return pos - arr;
    }
    else if (m_width == 32) {
        uint32_t* arr = reinterpret_cast<uint32_t*>(m_data);
        uint32_t* pos = std::upper_bound(arr, arr + m_size, value);
        return pos - arr;
    }
    else if (m_width < 8) {
        switch (m_width) {
            case 0:
                return realm::upper_bound<0>(m_data, m_size, value);
            case 1:
                return realm::upper_bound<1>(m_data, m_size, value);
            case 2:
                return realm::upper_bound<2>(m_data, m_size, value);
            case 4:
                return realm::upper_bound<4>(m_data, m_size, value);
            default:
                REALM_UNREACHABLE();
                break;
        }
        return npos;
    }
    uint64_t* arr = reinterpret_cast<uint64_t*>(m_data);
    uint64_t* pos = std::upper_bound(arr, arr + m_size, value);
    return pos - arr;
}

void ArrayUnsigned::insert(size_t ndx, uint64_t value)
{
    REALM_ASSERT_DEBUG(m_width >= 8);

    bool do_expand = value > (uint64_t)m_ubound;
    const uint8_t old_width = m_width;
    const uint8_t new_width = do_expand ? bit_width(value) : m_width;
    const auto old_size = m_size;

    REALM_ASSERT_DEBUG(!do_expand || new_width > m_width);
    REALM_ASSERT_DEBUG(ndx <= m_size);

    // Check if we need to copy before modifying
    copy_on_write();              // Throws
    alloc(m_size + 1, new_width); // Throws

    // Move values above insertion (may expand)
    if (do_expand) {
        size_t i = old_size;
        while (i > ndx) {
            --i;
            auto tmp = _get(i, old_width);
            _set(i + 1, new_width, tmp);
        }
    }
    else if (ndx != m_size) {
        size_t w = (new_width >> 3);

        char* src_begin = m_data + ndx * w;
        char* src_end = m_data + old_size * w;
        char* dst = src_end + w;

        std::copy_backward(src_begin, src_end, dst);
    }

    // Insert the new value
    _set(ndx, new_width, value);

    // Expand values before insertion
    if (do_expand) {
        size_t i = ndx;
        while (i != 0) {
            --i;
            _set(i, new_width, _get(i, old_width));
        }
    }
}

void ArrayUnsigned::erase(size_t ndx)
{
    REALM_ASSERT_DEBUG(m_width >= 8);

    copy_on_write(); // Throws

    size_t w = m_width >> 3;

    char* dst = m_data + ndx * w;
    const char* src = dst + w;
    size_t num_bytes = (m_size - ndx - 1) * w;

    std::copy_n(src, num_bytes, dst);

    // Update size (also in header)
    --m_size;
    set_header_size(m_size);
}

uint64_t ArrayUnsigned::get(size_t index) const
{
    return _get(index, m_width);
}

void ArrayUnsigned::set(size_t ndx, uint64_t value)
{
    REALM_ASSERT_DEBUG(m_width >= 8);
    copy_on_write(); // Throws

    if (value > m_ubound) {
        const uint8_t old_width = m_width;
        const uint8_t new_width = bit_width(value);

        alloc(m_size, new_width); // Throws

        size_t i = m_size;
        while (i) {
            i--;
            auto v = _get(i, old_width);
            _set(i, new_width, v);
        }
    }

    _set(ndx, m_width, value);
}

void ArrayUnsigned::truncate(size_t ndx)
{
    m_size = ndx;
    copy_on_write();
    set_header_size(m_size);
    if (ndx == 0) {
        set_width(8);
        set_width_in_header(8, get_header());
    }
}

} // namespace realm

1	/*************************************************************************
2	*
3	* Copyright 2016 Realm Inc.
4	*
5	* Licensed under the Apache License, Version 2.0 (the "License");
6	* you may not use this file except in compliance with the License.
7	* You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*
17	**************************************************************************/
18
19	#include <realm/array_unsigned.hpp>
20	#include <realm/array_direct.hpp>
21	#include <algorithm>
22
23	namespace realm {
24
25	void ArrayUnsigned::set_width(uint8_t width)
26	{	146,071,335✔
27	REALM_ASSERT_DEBUG(width > 0 \|\| m_size == 0);	146,071,335!
28	m_ubound = uint64_t(-1) >> (64 - width);	146,071,335✔
29	m_width = width;	146,071,335✔
30	}	146,071,335✔
31
32	inline uint8_t ArrayUnsigned::bit_width(uint64_t value)
33	{	85,305✔
34	if (value < 0x100) {	85,305✔
35	return 8;	54,030✔
36	}	54,030✔
37	if (value < 0x10000) {	31,275✔
38	return 16;	14,004✔
39	}	14,004✔
40	if (value < 0x100000000) {	17,271✔
41	return 32;	14,745✔
42	}	14,745✔
43	return 64;	2,526✔
44	}	17,271✔
45
46	inline void ArrayUnsigned::_set(size_t ndx, uint8_t width, uint64_t value)
47	{	16,001,262✔
48	if (width == 8) {	16,001,262✔
49	reinterpret_cast<uint8_t*>(m_data)[ndx] = uint8_t(value);	5,962,359✔
50	}	5,962,359✔
51	else if (width == 16) {	10,038,903✔
52	reinterpret_cast<uint16_t*>(m_data)[ndx] = uint16_t(value);	4,230,924✔
53	}	4,230,924✔
54	else if (width == 32) {	5,807,979✔
55	reinterpret_cast<uint32_t*>(m_data)[ndx] = uint32_t(value);	5,761,641✔
56	}	5,761,641✔
57	else {	46,338✔
58	reinterpret_cast<uint64_t*>(m_data)[ndx] = uint64_t(value);	46,338✔
59	}	46,338✔
60	}	16,001,262✔
61
62	inline uint64_t ArrayUnsigned::_get(size_t ndx, uint8_t width) const
63	{	499,935,918✔
64	if (width == 8) {	499,935,918✔
65	return reinterpret_cast<uint8_t*>(m_data)[ndx];	22,551,960✔
66	}	22,551,960✔
67	if (width == 16) {	477,383,958✔
68	return reinterpret_cast<uint16_t*>(m_data)[ndx];	64,728,351✔
69	}	64,728,351✔
70	if (width == 32) {	412,655,607✔
71	return reinterpret_cast<uint32_t*>(m_data)[ndx];	389,845,815✔
72	}	389,845,815✔
73	return get_direct(m_data, width, ndx);	22,809,792✔
74	REALM_UNREACHABLE();
UNCOV 75	}	×
76
77	void ArrayUnsigned::create(size_t initial_size, uint64_t ubound_value)
78	{	54,477✔
79	MemRef mem = create_node(initial_size, get_alloc(), false, Node::type_Normal, wtype_Bits,	54,477✔
80	bit_width(ubound_value)); // Throws	54,477✔
81	init_from_mem(mem);	54,477✔
82	}	54,477✔
83
84	void ArrayUnsigned::update_from_parent() noexcept
85	{	111,984✔
86	REALM_ASSERT_DEBUG(is_attached());	111,984✔
87	ArrayParent* parent = get_parent();	111,984✔
88	REALM_ASSERT_DEBUG(parent);	111,984✔
89	ref_type new_ref = get_ref_from_parent();	111,984✔
90	init_from_ref(new_ref);	111,984✔
91	}	111,984✔
92
93	size_t ArrayUnsigned::lower_bound(uint64_t value) const noexcept
94	{	63,535,566✔
95	if (m_width == 8) {	63,535,566✔
96	uint8_t* arr = reinterpret_cast<uint8_t*>(m_data);	15,304,215✔
97	uint8_t* pos = std::lower_bound(arr, arr + m_size, value);	15,304,215✔
98	return pos - arr;	15,304,215✔
99	}	15,304,215✔
100	else if (m_width == 16) {	48,231,351✔
101	uint16_t* arr = reinterpret_cast<uint16_t*>(m_data);	39,091,950✔
102	uint16_t* pos = std::lower_bound(arr, arr + m_size, value);	39,091,950✔
103	return pos - arr;	39,091,950✔
104	}	39,091,950✔
105	else if (m_width == 32) {	9,139,401✔
106	uint32_t* arr = reinterpret_cast<uint32_t*>(m_data);	8,980,821✔
107	uint32_t* pos = std::lower_bound(arr, arr + m_size, value);	8,980,821✔
108	return pos - arr;	8,980,821✔
109	}	8,980,821✔
110	else if (m_width < 8) {	158,580✔
111	switch (m_width) {	×
112	case 0:	×
113	return realm::lower_bound<0>(m_data, m_size, value);	×
114	case 1:	×
115	return realm::lower_bound<1>(m_data, m_size, value);	×
116	case 2:	×
117	return realm::lower_bound<2>(m_data, m_size, value);	×
118	case 4:	×
119	return realm::lower_bound<4>(m_data, m_size, value);	×
120	default:	×
121	REALM_UNREACHABLE();
122	break;	×
123	}	×
124	return npos;	×
125	}	×
126	uint64_t* arr = reinterpret_cast<uint64_t*>(m_data);	158,580✔
127	uint64_t* pos = std::lower_bound(arr, arr + m_size, value);	158,580✔
128	return pos - arr;	158,580✔
129	}	63,535,566✔
130
131	size_t ArrayUnsigned::upper_bound(uint64_t value) const noexcept
132	{	341,146,404✔
133	if (m_width == 8) {	341,146,404✔
134	uint8_t* arr = reinterpret_cast<uint8_t*>(m_data);	1,548✔
135	uint8_t* pos = std::upper_bound(arr, arr + m_size, value);	1,548✔
136	return pos - arr;	1,548✔
137	}	1,548✔
138	else if (m_width == 16) {	341,144,856✔
139	uint16_t* arr = reinterpret_cast<uint16_t*>(m_data);	21,966,147✔
140	uint16_t* pos = std::upper_bound(arr, arr + m_size, value);	21,966,147✔
141	return pos - arr;	21,966,147✔
142	}	21,966,147✔
143	else if (m_width == 32) {	319,178,709✔
144	uint32_t* arr = reinterpret_cast<uint32_t*>(m_data);	294,749,580✔
145	uint32_t* pos = std::upper_bound(arr, arr + m_size, value);	294,749,580✔
146	return pos - arr;	294,749,580✔
147	}	294,749,580✔
148	else if (m_width < 8) {	24,429,129✔
149	switch (m_width) {	×
150	case 0:	×
151	return realm::upper_bound<0>(m_data, m_size, value);	×
152	case 1:	×
153	return realm::upper_bound<1>(m_data, m_size, value);	×
154	case 2:	×
155	return realm::upper_bound<2>(m_data, m_size, value);	×
156	case 4:	×
157	return realm::upper_bound<4>(m_data, m_size, value);	×
158	default:	×
159	REALM_UNREACHABLE();
160	break;	×
161	}	×
162	return npos;	×
163	}	×
164	uint64_t* arr = reinterpret_cast<uint64_t*>(m_data);	24,429,129✔
165	uint64_t* pos = std::upper_bound(arr, arr + m_size, value);	24,429,129✔
166	return pos - arr;	24,429,129✔
167	}	341,146,404✔
168
169	void ArrayUnsigned::insert(size_t ndx, uint64_t value)
170	{	3,031,149✔
171	REALM_ASSERT_DEBUG(m_width >= 8);	3,031,149✔
172
173	bool do_expand = value > (uint64_t)m_ubound;	3,031,149✔
174	const uint8_t old_width = m_width;	3,031,149✔
175	const uint8_t new_width = do_expand ? bit_width(value) : m_width;	3,031,149✔
176	const auto old_size = m_size;	3,031,149✔
177
178	REALM_ASSERT_DEBUG(!do_expand \|\| new_width > m_width);	3,031,149✔
179	REALM_ASSERT_DEBUG(ndx <= m_size);	3,031,149✔
180
181	// Check if we need to copy before modifying
182	copy_on_write(); // Throws	3,031,149✔
183	alloc(m_size + 1, new_width); // Throws	3,031,149✔
184
185	// Move values above insertion (may expand)
186	if (do_expand) {	3,031,149✔
187	size_t i = old_size;	18,792✔
188	while (i > ndx) {	18,804✔
189	--i;	12✔
190	auto tmp = _get(i, old_width);	12✔
191	_set(i + 1, new_width, tmp);	12✔
192	}	12✔
193	}	18,792✔
194	else if (ndx != m_size) {	3,012,357✔
195	size_t w = (new_width >> 3);	3,011,844✔
196
197	char* src_begin = m_data + ndx * w;	3,011,844✔
198	char* src_end = m_data + old_size * w;	3,011,844✔
199	char* dst = src_end + w;	3,011,844✔
200
201	std::copy_backward(src_begin, src_end, dst);	3,011,844✔
202	}	3,011,844✔
203
204	// Insert the new value
205	_set(ndx, new_width, value);	3,031,149✔
206
207	// Expand values before insertion
208	if (do_expand) {	3,031,149✔
209	size_t i = ndx;	18,792✔
210	while (i != 0) {	977,406✔
211	--i;	958,614✔
212	_set(i, new_width, _get(i, old_width));	958,614✔
213	}	958,614✔
214	}	18,792✔
215	}	3,031,149✔
216
217	void ArrayUnsigned::erase(size_t ndx)
218	{	5,317,239✔
219	REALM_ASSERT_DEBUG(m_width >= 8);	5,317,239✔
220
221	copy_on_write(); // Throws	5,317,239✔
222
223	size_t w = m_width >> 3;	5,317,239✔
224
225	char* dst = m_data + ndx * w;	5,317,239✔
226	const char* src = dst + w;	5,317,239✔
227	size_t num_bytes = (m_size - ndx - 1) * w;	5,317,239✔
228
229	std::copy_n(src, num_bytes, dst);	5,317,239✔
230
231	// Update size (also in header)
232	--m_size;	5,317,239✔
233	set_header_size(m_size);	5,317,239✔
234	}	5,317,239✔
235
236	uint64_t ArrayUnsigned::get(size_t index) const
237	{	495,430,611✔
238	return _get(index, m_width);	495,430,611✔
239	}	495,430,611✔
240
241	void ArrayUnsigned::set(size_t ndx, uint64_t value)
242	{	8,933,304✔
243	REALM_ASSERT_DEBUG(m_width >= 8);	8,933,304✔
244	copy_on_write(); // Throws	8,933,304✔
245
246	if (value > m_ubound) {	8,933,304✔
247	const uint8_t old_width = m_width;	12,036✔
248	const uint8_t new_width = bit_width(value);	12,036✔
249
250	alloc(m_size, new_width); // Throws	12,036✔
251
252	size_t i = m_size;	12,036✔
253	while (i) {	3,090,930✔
254	i--;	3,078,894✔
255	auto v = _get(i, old_width);	3,078,894✔
256	_set(i, new_width, v);	3,078,894✔
257	}	3,078,894✔
258	}	12,036✔
259
260	_set(ndx, m_width, value);	8,933,304✔
261	}	8,933,304✔
262
263	void ArrayUnsigned::truncate(size_t ndx)
264	{	12,513✔
265	m_size = ndx;	12,513✔
266	copy_on_write();	12,513✔
267	set_header_size(m_size);	12,513✔
268	if (ndx == 0) {	12,513✔
269	set_width(8);	7,785✔
270	set_width_in_header(8, get_header());	7,785✔
271	}	7,785✔
272	}	12,513✔
273
274	} // namespace realm

realm / realm-core / jorgen.edelbo_389

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