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view llvm/docs/AMDGPU/gfx8_dst_buf_d16_96.rst @ 235:edfff9242030 cbc-llvm13

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 21 Jul 2021 11:30:30 +0900
parents 1d019706d866
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.. _amdgpu_synid8_dst_buf_d16_96:

vdst
===========================

Instruction output: data read from a memory buffer and converted to a 16-bit format.

*Size:* depends on GFX8 GPU revision and :ref:`tfe<amdgpu_synid_tfe>`:

* 3 dwords for GFX8.0. This H/W supports no packing.
* 2 dwords for GFX8.1+. This H/W supports data packing.
* :ref:`tfe<amdgpu_synid_tfe>` adds one dword if specified.

*Operands:* :ref:`v<amdgpu_synid_v>`