[vectorIntrinsics] RFR: 8263644: Add Extract float nodes implementation for Arm SVE

Xiaohong Gong xgong at openjdk.java.net
Mon Mar 22 03:21:51 UTC 2021


On Wed, 17 Mar 2021 01:29:47 GMT, Wang Huang <whuang at openjdk.org> wrote:

> We implement ExtractD & ExtractF Node for Arm SVE backend.
> * overload encoding functions `sve_lasta` & `sve_lastb`
> * for future JDK-8263424, we eliminate vector length judgements and use  `rscratch1`

src/hotspot/cpu/aarch64/aarch64_sve.ad line 3063:

> 3061: %}
> 3062: 
> 3063: instruct extractF(vRegF dst, vReg src, immI idx,  pRegGov pTmp, rFlagsReg cr)

Remove the redundant space between `idx,  pRegGov`?

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PR: https://git.openjdk.java.net/panama-vector/pull/51


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