Class ForUtil
- java.lang.Object
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- org.apache.lucene.backward_codecs.lucene90.ForUtil
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final class ForUtil extends java.lang.Object
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Field Summary
Fields Modifier and Type Field Description (package private) static int
BLOCK_SIZE
private static int
BLOCK_SIZE_LOG2
private static long
MASK16_1
private static long
MASK16_10
private static long
MASK16_11
private static long
MASK16_12
private static long
MASK16_13
private static long
MASK16_14
private static long
MASK16_15
private static long
MASK16_2
private static long
MASK16_3
private static long
MASK16_4
private static long
MASK16_5
private static long
MASK16_6
private static long
MASK16_7
private static long
MASK16_9
private static long
MASK32_1
private static long
MASK32_10
private static long
MASK32_11
private static long
MASK32_12
private static long
MASK32_13
private static long
MASK32_14
private static long
MASK32_15
private static long
MASK32_17
private static long
MASK32_18
private static long
MASK32_19
private static long
MASK32_2
private static long
MASK32_20
private static long
MASK32_21
private static long
MASK32_22
private static long
MASK32_23
private static long
MASK32_24
private static long
MASK32_3
private static long
MASK32_4
private static long
MASK32_5
private static long
MASK32_6
private static long
MASK32_7
private static long
MASK32_8
private static long
MASK32_9
private static long
MASK8_1
private static long
MASK8_2
private static long
MASK8_3
private static long
MASK8_4
private static long
MASK8_5
private static long
MASK8_6
private static long
MASK8_7
private static long[]
MASKS16
private static long[]
MASKS32
private static long[]
MASKS8
private long[]
tmp
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Constructor Summary
Constructors Constructor Description ForUtil()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description private static void
collapse16(long[] arr)
private static void
collapse32(long[] arr)
private static void
collapse8(long[] arr)
(package private) void
decode(int bitsPerValue, DataInput in, long[] longs)
Decode 128 integers intolongs
.private static void
decode1(DataInput in, long[] tmp, long[] longs)
private static void
decode10(DataInput in, long[] tmp, long[] longs)
private static void
decode11(DataInput in, long[] tmp, long[] longs)
private static void
decode12(DataInput in, long[] tmp, long[] longs)
private static void
decode13(DataInput in, long[] tmp, long[] longs)
private static void
decode14(DataInput in, long[] tmp, long[] longs)
private static void
decode15(DataInput in, long[] tmp, long[] longs)
private static void
decode16(DataInput in, long[] tmp, long[] longs)
private static void
decode17(DataInput in, long[] tmp, long[] longs)
private static void
decode18(DataInput in, long[] tmp, long[] longs)
private static void
decode19(DataInput in, long[] tmp, long[] longs)
private static void
decode2(DataInput in, long[] tmp, long[] longs)
private static void
decode20(DataInput in, long[] tmp, long[] longs)
private static void
decode21(DataInput in, long[] tmp, long[] longs)
private static void
decode22(DataInput in, long[] tmp, long[] longs)
private static void
decode23(DataInput in, long[] tmp, long[] longs)
private static void
decode24(DataInput in, long[] tmp, long[] longs)
private static void
decode3(DataInput in, long[] tmp, long[] longs)
private static void
decode4(DataInput in, long[] tmp, long[] longs)
private static void
decode5(DataInput in, long[] tmp, long[] longs)
private static void
decode6(DataInput in, long[] tmp, long[] longs)
private static void
decode7(DataInput in, long[] tmp, long[] longs)
private static void
decode8(DataInput in, long[] tmp, long[] longs)
private static void
decode9(DataInput in, long[] tmp, long[] longs)
private static void
decodeSlow(int bitsPerValue, DataInput in, long[] tmp, long[] longs)
(package private) void
decodeTo32(int bitsPerValue, DataInput in, long[] longs)
Decodes 128 integers into 64longs
such that each long contains two values, each represented with 32 bits.(package private) void
encode(long[] longs, int bitsPerValue, DataOutput out)
Encode 128 integers fromlongs
intoout
.private static void
expand16(long[] arr)
private static void
expand16To32(long[] arr)
private static void
expand32(long[] arr)
private static void
expand8(long[] arr)
private static void
expand8To32(long[] arr)
private static long
expandMask16(long mask16)
private static long
expandMask32(long mask32)
private static long
expandMask8(long mask8)
private static long
mask16(int bitsPerValue)
private static long
mask32(int bitsPerValue)
private static long
mask8(int bitsPerValue)
(package private) int
numBytes(int bitsPerValue)
Number of bytes required to encode 128 integers ofbitsPerValue
bits per value.private static void
shiftLongs(long[] a, int count, long[] b, int bi, int shift, long mask)
The pattern that this shiftLongs method applies is recognized by the C2 compiler, which generates SIMD instructions for it in order to shift multiple longs at once.
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Field Detail
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BLOCK_SIZE
static final int BLOCK_SIZE
- See Also:
- Constant Field Values
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BLOCK_SIZE_LOG2
private static final int BLOCK_SIZE_LOG2
- See Also:
- Constant Field Values
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tmp
private final long[] tmp
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MASKS8
private static final long[] MASKS8
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MASKS16
private static final long[] MASKS16
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MASKS32
private static final long[] MASKS32
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MASK8_1
private static final long MASK8_1
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MASK8_2
private static final long MASK8_2
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MASK8_3
private static final long MASK8_3
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MASK8_4
private static final long MASK8_4
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MASK8_5
private static final long MASK8_5
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MASK8_6
private static final long MASK8_6
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MASK8_7
private static final long MASK8_7
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MASK16_1
private static final long MASK16_1
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MASK16_2
private static final long MASK16_2
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MASK16_3
private static final long MASK16_3
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MASK16_4
private static final long MASK16_4
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MASK16_5
private static final long MASK16_5
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MASK16_6
private static final long MASK16_6
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MASK16_7
private static final long MASK16_7
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MASK16_9
private static final long MASK16_9
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MASK16_10
private static final long MASK16_10
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MASK16_11
private static final long MASK16_11
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MASK16_12
private static final long MASK16_12
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MASK16_13
private static final long MASK16_13
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MASK16_14
private static final long MASK16_14
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MASK16_15
private static final long MASK16_15
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MASK32_1
private static final long MASK32_1
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MASK32_2
private static final long MASK32_2
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MASK32_3
private static final long MASK32_3
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MASK32_4
private static final long MASK32_4
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MASK32_5
private static final long MASK32_5
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MASK32_6
private static final long MASK32_6
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MASK32_7
private static final long MASK32_7
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MASK32_8
private static final long MASK32_8
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MASK32_9
private static final long MASK32_9
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MASK32_10
private static final long MASK32_10
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MASK32_11
private static final long MASK32_11
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MASK32_12
private static final long MASK32_12
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MASK32_13
private static final long MASK32_13
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MASK32_14
private static final long MASK32_14
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MASK32_15
private static final long MASK32_15
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MASK32_17
private static final long MASK32_17
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MASK32_18
private static final long MASK32_18
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MASK32_19
private static final long MASK32_19
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MASK32_20
private static final long MASK32_20
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MASK32_21
private static final long MASK32_21
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MASK32_22
private static final long MASK32_22
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MASK32_23
private static final long MASK32_23
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MASK32_24
private static final long MASK32_24
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Method Detail
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expandMask32
private static long expandMask32(long mask32)
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expandMask16
private static long expandMask16(long mask16)
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expandMask8
private static long expandMask8(long mask8)
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mask32
private static long mask32(int bitsPerValue)
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mask16
private static long mask16(int bitsPerValue)
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mask8
private static long mask8(int bitsPerValue)
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expand8
private static void expand8(long[] arr)
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expand8To32
private static void expand8To32(long[] arr)
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collapse8
private static void collapse8(long[] arr)
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expand16
private static void expand16(long[] arr)
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expand16To32
private static void expand16To32(long[] arr)
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collapse16
private static void collapse16(long[] arr)
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expand32
private static void expand32(long[] arr)
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collapse32
private static void collapse32(long[] arr)
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encode
void encode(long[] longs, int bitsPerValue, DataOutput out) throws java.io.IOException
Encode 128 integers fromlongs
intoout
.- Throws:
java.io.IOException
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numBytes
int numBytes(int bitsPerValue)
Number of bytes required to encode 128 integers ofbitsPerValue
bits per value.
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decodeSlow
private static void decodeSlow(int bitsPerValue, DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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shiftLongs
private static void shiftLongs(long[] a, int count, long[] b, int bi, int shift, long mask)
The pattern that this shiftLongs method applies is recognized by the C2 compiler, which generates SIMD instructions for it in order to shift multiple longs at once.
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decode
void decode(int bitsPerValue, DataInput in, long[] longs) throws java.io.IOException
Decode 128 integers intolongs
.- Throws:
java.io.IOException
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decodeTo32
void decodeTo32(int bitsPerValue, DataInput in, long[] longs) throws java.io.IOException
Decodes 128 integers into 64longs
such that each long contains two values, each represented with 32 bits. Values [0..63] are encoded in the high-order bits oflongs
[0..63], and values [64..127] are encoded in the low-order bits oflongs
[0..63]. This representation may allow subsequent operations to be performed on two values at a time.- Throws:
java.io.IOException
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decode1
private static void decode1(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode2
private static void decode2(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode3
private static void decode3(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode4
private static void decode4(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode5
private static void decode5(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode6
private static void decode6(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode7
private static void decode7(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode8
private static void decode8(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode9
private static void decode9(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode10
private static void decode10(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode11
private static void decode11(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode12
private static void decode12(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode13
private static void decode13(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode14
private static void decode14(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode15
private static void decode15(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode16
private static void decode16(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode17
private static void decode17(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode18
private static void decode18(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode19
private static void decode19(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode20
private static void decode20(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode21
private static void decode21(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode22
private static void decode22(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode23
private static void decode23(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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decode24
private static void decode24(DataInput in, long[] tmp, long[] longs) throws java.io.IOException
- Throws:
java.io.IOException
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