On Wed, 22 May 2024 14:47:43 GMT, Yudi Zheng wrote:
>> Moving array construction within BigInteger.implMultiplyToLen intrinsic
>> candidate to its caller simplifies the intrinsic implementation in JIT
>> compiler.
>
> Yudi Zheng has updated the pull request incrementally with one additional
>
On Wed, 22 May 2024 14:47:43 GMT, Yudi Zheng wrote:
>> Moving array construction within BigInteger.implMultiplyToLen intrinsic
>> candidate to its caller simplifies the intrinsic implementation in JIT
>> compiler.
>
> Yudi Zheng has updated the pull request incrementally with one additional
>
On Wed, 22 May 2024 14:47:43 GMT, Yudi Zheng wrote:
>> Moving array construction within BigInteger.implMultiplyToLen intrinsic
>> candidate to its caller simplifies the intrinsic implementation in JIT
>> compiler.
>
> Yudi Zheng has updated the pull request incrementally with one additional
>
On Mon, 19 Aug 2024 07:19:30 GMT, Jatin Bhateja wrote:
>> Hi All,
>>
>> As per the discussion on panama-dev mailing list[1], patch adds the support
>> following new vector operators.
>>
>>
>> . SUADD : Saturating unsigned addition.
>> . SADD: Saturating signed addition.
>>
On Mon, 19 Aug 2024 07:19:30 GMT, Jatin Bhateja wrote:
>> Hi All,
>>
>> As per the discussion on panama-dev mailing list[1], patch adds the support
>> following new vector operators.
>>
>>
>> . SUADD : Saturating unsigned addition.
>> . SADD: Saturating signed addition.
>>
On Wed, 28 Sep 2022 17:40:36 GMT, Smita Kamath wrote:
>> 8289552: Make intrinsic conversions between bit representations of half
>> precision values and floats
>
> Smita Kamath has updated the pull request incrementally with one additional
> commit since the last revision:
>
> Addressed revi
On Wed, 17 Apr 2024 12:37:01 GMT, Yudi Zheng wrote:
>> `multiply_to_len` seems to be used by `generate_squareToLen` as well for
>> aarch64 and riscv but `zlen` is still passed in a register.
>>
>> https://github.com/openjdk/jdk/blob/870a6127cf54264c691f7322d775b202705c3bfa/src/hotspot/cpu/aarch
On Mon, 14 Oct 2024 11:40:01 GMT, Jatin Bhateja wrote:
> Hi All,
>
> This patch adds C2 compiler support for various Float16 operations added by
> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>
> Following is the summary of changes included with this patch:-
>
> 1. Detection of vario
could you also include the idealization tests here -
>> test/hotspot/jtreg/compiler/c2/irTests/MulHFNodeIdealizationTests.java and
>> ConvF2HFIdealizationTests.java in this PR?
>
> Hi @Bhavana-Kilambi ,
> I am in process of refining existing patch, tests and benchmark, will updat
On Wed, 16 Oct 2024 14:19:40 GMT, Bhavana Kilambi wrote:
>> Hi All,
>>
>> This patch adds C2 compiler support for various Float16 operations added by
>> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>>
>> Following is the summary of changes
On Mon, 14 Oct 2024 11:40:01 GMT, Jatin Bhateja wrote:
> Hi All,
>
> This patch adds C2 compiler support for various Float16 operations added by
> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>
> Following is the summary of changes included with this patch:-
>
> 1. Detection of vario
On Wed, 20 Nov 2024 14:57:11 GMT, Jatin Bhateja wrote:
>> test/hotspot/jtreg/compiler/vectorization/TestFloat16VectorConvChain.java
>> line 44:
>>
>>> 42: @Test
>>> 43: @IR(applyIfCPUFeatureAnd = {"avx512_fp16", "false", "avx512vl",
>>> "true"}, counts = {IRNode.VECTOR_CAST_HF2F, IRNod
On Thu, 21 Nov 2024 02:41:47 GMT, Hao Sun wrote:
>> Hi All,
>>
>> This patch adds C2 compiler support for various Float16 operations added by
>> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>>
>> Following is the summary of changes included with this patch:-
>>
>> 1. Detection of var
(\d+(\s){2}(AddVHF.*)+(\s){2}===.*)"
>>...
>
>> Hi @shqking , thanks for your review. I am currently working on adding the
>> aarch64 port for these operations. It's being done here -
>> [jatin-bhateja#6](https://github.c
On Mon, 25 Nov 2024 20:04:09 GMT, Jatin Bhateja wrote:
>> Hi All,
>>
>> This patch adds C2 compiler support for various Float16 operations added by
>> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>>
>> Following is the summary of changes included with this patch:-
>>
>> 1. Detection
On Mon, 25 Nov 2024 20:04:09 GMT, Jatin Bhateja wrote:
>> Hi All,
>>
>> This patch adds C2 compiler support for various Float16 operations added by
>> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>>
>> Following is the summary of changes included with this patch:-
>>
>> 1. Detection
On Mon, 25 Nov 2024 20:04:09 GMT, Jatin Bhateja wrote:
>> Hi All,
>>
>> This patch adds C2 compiler support for various Float16 operations added by
>> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>>
>> Following is the summary of changes included with this patch:-
>>
>> 1. Detection
On Mon, 25 Nov 2024 20:04:09 GMT, Jatin Bhateja wrote:
>> Hi All,
>>
>> This patch adds C2 compiler support for various Float16 operations added by
>> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>>
>> Following is the summary of changes included with this patch:-
>>
>> 1. Detection
On Mon, 14 Oct 2024 11:40:01 GMT, Jatin Bhateja wrote:
> Hi All,
>
> This patch adds C2 compiler support for various Float16 operations added by
> [PR#22128](https://github.com/openjdk/jdk/pull/22128)
>
> Following is the summary of changes included with this patch:-
>
> 1. Detection of vario
On Mon, 7 Jul 2025 06:59:20 GMT, Xiaohong Gong wrote:
>> Have you measured the performance of this micro-benchmark on NEON machine?
>> https://github.com/openjdk/jdk/blob/f2d2eef988c57cc9f6194a8fd5b2b422035ee68f/test/micro/org/openjdk/bench/vm/compiler/TypeVectorOperations.java#L251-L256
>>
>> W
On Tue, 8 Jul 2025 09:07:00 GMT, Xiaohong Gong wrote:
> > > > Hi @XiaohongGong, is there any way we can implement 2HF -> 2S and 2S ->
> > > > 2HF in these match rules ?
> > > > https://github.com/openjdk/jdk/blob/f2d2eef988c57cc9f6194a8fd5b2b422035ee68f/src/hotspot/cpu/aarch64/aarch64_vector.ad#
On Tue, 8 Jul 2025 01:55:55 GMT, Xiaohong Gong wrote:
>>> > https://github.com/openjdk/jdk/blob/f2d2eef988c57cc9f6194a8fd5b2b422035ee68f/test/hotspot/jtreg/compiler/vectorization/runner/ArrayTypeConvertTest.java#L388-L392
>>>
>>> Actually I didn't change the min vector size for `char` vectors in
On Wed, 9 Jul 2025 01:23:43 GMT, Xiaohong Gong wrote:
>> ### Background
>> On AArch64, the minimum vector length supported is 64-bit for basic types,
>> except for `byte` and `boolean` (32-bit and 16-bit respectively to match
>> special Vector API features). This limitation prevents intrinsific
On Mon, 4 Aug 2025 15:51:59 GMT, Galder Zamarreño wrote:
>> test/micro/org/openjdk/bench/java/lang/VectorBitConversion.java line 67:
>>
>>> 65:
>>> 66: @Benchmark
>>> 67: public long[] doubleToLongBits() {
>>
>> Would something like this be more concise (and maybe more readable as well
On Thu, 24 Jul 2025 10:29:15 GMT, Galder Zamarreño wrote:
> I've added support to vectorize `MoveD2L`, `MoveL2D`, `MoveF2I` and `MoveI2F`
> nodes. The implementation follows a similar pattern to what is done with
> conversion (`Conv*`) nodes. The tests in `TestCompatibleUseDefTypeSize` have
>
On Thu, 24 Jul 2025 10:29:15 GMT, Galder Zamarreño wrote:
> I've added support to vectorize `MoveD2L`, `MoveL2D`, `MoveF2I` and `MoveI2F`
> nodes. The implementation follows a similar pattern to what is done with
> conversion (`Conv*`) nodes. The tests in `TestCompatibleUseDefTypeSize` have
>
On Thu, 24 Jul 2025 10:29:15 GMT, Galder Zamarreño wrote:
> I've added support to vectorize `MoveD2L`, `MoveL2D`, `MoveF2I` and `MoveI2F`
> nodes. The implementation follows a similar pattern to what is done with
> conversion (`Conv*`) nodes. The tests in `TestCompatibleUseDefTypeSize` have
>
On Thu, 24 Jul 2025 10:29:15 GMT, Galder Zamarreño wrote:
> I've added support to vectorize `MoveD2L`, `MoveL2D`, `MoveF2I` and `MoveI2F`
> nodes. The implementation follows a similar pattern to what is done with
> conversion (`Conv*`) nodes. The tests in `TestCompatibleUseDefTypeSize` have
>
On Thu, 24 Jul 2025 10:29:15 GMT, Galder Zamarreño wrote:
> I've added support to vectorize `MoveD2L`, `MoveL2D`, `MoveF2I` and `MoveI2F`
> nodes. The implementation follows a similar pattern to what is done with
> conversion (`Conv*`) nodes. The tests in `TestCompatibleUseDefTypeSize` have
>
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