 Nigel Tao
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4f2f9a13dd
Write the encoder's extendMatch in asm.
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9 lat temu |
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Nigel Tao
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1f4d362d6d
Clarify the emitLiteral and emitCopy preconditions.
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9 lat temu |
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Nigel Tao
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bd94318f58
Add some more encoder tests.
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9 lat temu |
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Nigel Tao
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774a97396f
Remove the no-longer-used maxOffset constant.
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9 lat temu |
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Nigel Tao
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3588d1dd84
Add appengine and noasm build tags.
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9 lat temu |
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Nigel Tao
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fa0b0e6289
Eliminate some bounds checks.
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9 lat temu |
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Nigel Tao
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ef80b33e87
Change the encoder's hash table values from int32 to uint16.
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10 lat temu |
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Nigel Tao
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70f093abd7
Use a more compressible golden input for the tests.
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10 lat temu |
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Nigel Tao
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9bc0b5ad10
Make heuristic match skipping more aggressive.
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10 lat temu |
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Nigel Tao
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cef980a12b
Add more commentary to minNonLiteralBlockSize.
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10 lat temu |
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Nigel Tao
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6218a584d0
Clarify the semantics of minNonLiteralBlockSize.
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10 lat temu |
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Nigel Tao
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a2aa89c177
Add a TestSameEncodingAsCppShortCopies test.
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10 lat temu |
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Nigel Tao
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857ad66e00
Add gc build tag for the asm code.
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10 lat temu |
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Nigel Tao
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3675542200
Don't allow EOF in the middle of a framing chunk.
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10 lat temu |
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Nigel Tao
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0e8b256be2
Fix a too-long uncompressed frame chunk causing a panic.
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10 lat temu |
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Nigel Tao
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aca045a2df
Clarify when goEncoderShouldMatchCppEncoder.
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10 lat temu |
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Nigel Tao
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8939696c22
Use the same encoding algorithm as C++ snappy.
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10 lat temu |
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Nigel Tao
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ebebc71721
Raise the "always encode as literal" size threshold from 4 to 14.
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10 lat temu |
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Nigel Tao
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7ede8d1b13
Eliminate some bounds checks in the encoder.
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10 lat temu |
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Nigel Tao
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d1f56d2222
Encode copies of length 65, 66 or 67 as 5 bytes, not 6.
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10 lat temu |
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Nigel Tao
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5f1c01d9f6
Optimize a 16-byte load and store.
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10 lat temu |
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Nigel Tao
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427fb6fc07
Optimize asm for decoding copy fragments some more.
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10 lat temu |
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Nigel Tao
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4c1fc8e426
Optimize asm for decoding copy fragments.
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10 lat temu |
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Nigel Tao
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8c7c9dec59
Optimize asm for decoding literal fragments.
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10 lat temu |
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Nigel Tao
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402436317a
Rewrite the core of the decoder in asm.
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10 lat temu |
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Nigel Tao
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03ee571cd3
Use more than one 'not present' byte value to catch Decode overruns.
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10 lat temu |
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Nigel Tao
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9eb9b0a693
Add a comment about forwardCopy semantics.
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10 lat temu |
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Nigel Tao
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da163d3224
Note that Decode's dst and src must not overlap.
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10 lat temu |
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Nigel Tao
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12528fe033
Make TestDecodeLengthOffset test values above 16.
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10 lat temu |
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Nigel Tao
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32b392a8a6
Make a small s/uint/uint32/ decoder optimization.
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10 lat temu |
