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annotate llvm/docs/AMDGPU/gfx90a_vdata_4.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 2e18cbf3894f
children
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2 **************************************************
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3 * *
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4 * Automatically generated file, do not edit! *
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5 * *
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6 **************************************************
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8 .. _amdgpu_synid_gfx90a_vdata_4:
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10 vdata
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11 =====
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13 Input data for an atomic instruction.
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15 Optionally may serve as an output data:
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17 * If :ref:`glc<amdgpu_synid_glc>` is specified, gets the memory value before the operation.
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19 *Size:* depends on :ref:`dmask<amdgpu_synid_dmask>` and :ref:`tfe<amdgpu_synid_tfe>`:
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21 * :ref:`dmask<amdgpu_synid_dmask>` may specify 1 data element for 32-bit-per-pixel surfaces or 2 data elements for 64-bit-per-pixel surfaces. Each data element occupies 1 dword.
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22 * :ref:`tfe<amdgpu_synid_tfe>` adds 1 dword if specified.
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24 Note: the surface data format is indicated in the image resource constant but not in the instruction.
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26 *Operands:* :ref:`v<amdgpu_synid_v>`, :ref:`a<amdgpu_synid_a>`