> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Claes Redestad has updated the pull request incrementally with one additional
commit since the last revision:
Stray space
-
Changes:
- all: https://gi
On Mon, 26 Feb 2024 15:50:55 GMT, Roger Riggs wrote:
>> Claes Redestad has updated the pull request incrementally with two
>> additional commits since the last revision:
>>
>> - Update test/micro/org/openjdk/bench/java/io/DataInputStreamTest.java
>>
>>Co-authored-by: Raffaello Giuliett
On Fri, 16 Feb 2024 15:31:07 GMT, Claes Redestad wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> Claes Redestad has updated the pull request incrementally with two additional
> commits since the last r
On Fri, 16 Feb 2024 15:31:07 GMT, Claes Redestad wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> Claes Redestad has updated the pull request incrementally with two additional
> commits since the last r
On Fri, 16 Feb 2024 15:31:07 GMT, Claes Redestad wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> Claes Redestad has updated the pull request incrementally with two additional
> commits since the last r
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Claes Redestad has updated the pull request incrementally with two additional
commits since the last revision:
- Update test/micro/org/openjdk/bench/java/io/DataInputS
On Thu, 15 Feb 2024 13:07:20 GMT, Claes Redestad wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> Claes Redestad has updated the pull request incrementally with one additional
> commit since the last re
On Thu, 15 Feb 2024 13:07:20 GMT, Claes Redestad wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> Claes Redestad has updated the pull request incrementally with one additional
> commit since the last re
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Claes Redestad has updated the pull request incrementally with one additional
commit since the last revision:
Update src/java.base/share/classes/java/io/DataInputStre
On Thu, 15 Feb 2024 10:33:07 GMT, Claes Redestad wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> Claes Redestad has updated the pull request incrementally with one additional
> commit since the last re
On Thu, 15 Feb 2024 10:55:38 GMT, Raffaello Giulietti
wrote:
>> The specification is somewhat ambiguous:
>> https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/io/DataInput.html#readUTF()
>>
>> There's a sweeping `Throws UTFDataFormatException - if the bytes do not
>> represent a
On Wed, 14 Feb 2024 14:30:02 GMT, Claes Redestad wrote:
>> Ah OK.
>>
>> I didn't check the current code, only the proposed one.
>> Although the specification clearly states that the method should throw, if
>> the current code does not throw on zeros, then it makes sense that the
>> proposed on
On Wed, 14 Feb 2024 20:04:42 GMT, Brian Burkhalter wrote:
> As there are no regression tests added by this request, I assume that
> existing tests must sufficiently cover this area. If so, however, the issue
> has no `noreg-` label.
At least for `ObjectInputStream` there's a large and seemingl
On Thu, 15 Feb 2024 10:33:07 GMT, Claes Redestad wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> Claes Redestad has updated the pull request incrementally with one additional
> commit since the last re
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Claes Redestad has updated the pull request incrementally with one additional
commit since the last revision:
Revert spurious formatting changes
-
Chang
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Claes Redestad has updated the pull request incrementally with one additional
commit since the last revision:
Revert changes to DataInputStream
-
Change
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Claes Redestad has updated the pull request incrementally with one additional
commit since the last revision:
Revert "Refactor to use a shared impl for slow-path mod-
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Claes Redestad has updated the pull request incrementally with one additional
commit since the last revision:
Refactor to use a shared impl for slow-path mod-UTF8 dec
On Tue, 6 Feb 2024 16:17:21 GMT, Claes Redestad wrote:
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
As there are no regression tests added by this request, I assume that existing
tests must sufficiently cover thi
On Wed, 14 Feb 2024 10:41:08 GMT, Raffaello Giulietti
wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> src/java.base/share/classes/java/io/DataInputStream.java line 585:
>
>> 583: DataInputStre
On Wed, 14 Feb 2024 11:35:10 GMT, Raffaello Giulietti
wrote:
>> While properly encoded modified UTF-8 strings won't have embedded zeros
>> (`\u` will be encoded as `0xC0, 0x80`) the decoding routines in
>> `DataInputStream` and `ObjectInputStream` allows them and does not throw an
>> exce
On Wed, 14 Feb 2024 11:29:43 GMT, Claes Redestad wrote:
>> src/java.base/share/classes/java/io/DataInputStream.java line 604:
>>
>>> 602: // For ASCII ISO-8859-1 is equivalent to UTF-8, while
>>> avoiding a redundant
>>> 603: // scan
>>> 604: retu
On Wed, 14 Feb 2024 10:41:17 GMT, Raffaello Giulietti
wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> src/java.base/share/classes/java/io/DataInputStream.java line 604:
>
>> 602: // Fo
On Tue, 6 Feb 2024 16:17:21 GMT, Claes Redestad wrote:
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
src/java.base/share/classes/java/io/DataInputStream.java line 585:
> 583: DataInputStream dis = null;
>
On Tue, 6 Feb 2024 23:01:07 GMT, Chen Liang wrote:
>> I get warnings and build failures if I leave out those casts (`utflen` is a
>> `long`)
>
> Ah, I meant to use the equivalent local variable int ascii, the return value
> of countPositives, to avoid these casts.
Missed this comment, but ende
On Tue, 6 Feb 2024 18:58:01 GMT, Claes Redestad wrote:
>> src/java.base/share/classes/java/io/ObjectInputStream.java line 3688:
>>
>>> 3686: // avoid a redundant scan
>>> 3687: String utf = new String(buf, pos,
>>> (int)utflen, StandardCharsets.IS
On Tue, 6 Feb 2024 16:17:21 GMT, Claes Redestad wrote:
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
src/java.base/share/classes/java/io/ObjectInputStream.java line 3688:
> 3686: // avoid a
On Tue, 6 Feb 2024 18:40:20 GMT, Chen Liang wrote:
>> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
>> Data- and ObjectInputStream
>>
>> Testing: tier1-3
>
> src/java.base/share/classes/java/io/ObjectInputStream.java line 3688:
>
>> 3686: // a
On Tue, 6 Feb 2024 16:17:21 GMT, Claes Redestad wrote:
> Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via
> Data- and ObjectInputStream
>
> Testing: tier1-3
Benchmark numbers
M1 MacBook:
NameCnt Base Error Test Error
Un
Adding a fast-path for ASCII-only modified UTF-8 strings deserialied via Data-
and ObjectInputStream
Testing: tier1-3
-
Commit messages:
- Merge branch 'master' into io_utf8_fastpath
- Reduce cost for small Strings in DataInputStream
- Optimize away StringBuilder for strings smal
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