RFR: 8320347: Emulate vblendvp[sd] on ECore

Volodymyr Paprotski duke at openjdk.org
Mon Nov 20 15:23:30 UTC 2023


On Mon, 20 Nov 2023 06:30:25 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

> Hi @vpaprotsk , please add checks to skip special emulation for 128 bit vectors at applicable places, as per section "4.1.8.4 256-bit Variable Blend Instructions" of x86 optimization manual variable blends are micro-coded only for 256 bit vectors.

Thanks for the chapter reference! I was just beginning to go through that manual

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PR Comment: https://git.openjdk.org/jdk/pull/16716#issuecomment-1819270025


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