llvm/docs/AMDGPU/AMDGPUAsmGFX906.rst

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   7
   8 ====================================================================================
   9 Syntax of gfx906 Instructions
  10 ====================================================================================
  11
  12 .. contents::
  13   :local:
  14
  15 Introduction
  16 ============
  17
  18 This document describes the syntax of *instructions specific to gfx906*.
  19
  20 For a description of other gfx906 instructions see :doc:`Syntax of Core GFX9 Instructions<AMDGPUAsmGFX9>`.
  21
  22 Notation
  23 ========
  24
  25 Notation used in this document is explained :ref:`here<amdgpu_syn_instruction_notation>`.
  26
  27 Overview
  28 ========
  29
  30 An overview of generic syntax and other features of AMDGPU instructions may be found :ref:`in this document<amdgpu_syn_instructions>`.
  31
  32 Instructions
  33 ============
  34
  35
  36 VOP2
  37 -----------------------
  38
  39 .. parsed-literal::
  40
  41     **INSTRUCTION**                    **DST**       **SRC0**      **SRC1**       **MODIFIERS**
  42     \ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|
  43     v_fmac_f32                     :ref:`vdst<amdgpu_synid_gfx906_vdst>`,     :ref:`src0<amdgpu_synid_gfx906_src>`,     :ref:`vsrc1<amdgpu_synid_gfx906_vsrc>`
  44     v_fmac_f32_dpp                 :ref:`vdst<amdgpu_synid_gfx906_vdst>`,     :ref:`vsrc0<amdgpu_synid_gfx906_vsrc>`::ref:`m<amdgpu_synid_gfx906_m>`,  :ref:`vsrc1<amdgpu_synid_gfx906_vsrc>`::ref:`m<amdgpu_synid_gfx906_m>`    :ref:`dpp_ctrl<amdgpu_synid_dpp_ctrl>` :ref:`row_mask<amdgpu_synid_row_mask>` :ref:`bank_mask<amdgpu_synid_bank_mask>` :ref:`bound_ctrl<amdgpu_synid_bound_ctrl>`
  45     v_xnor_b32                     :ref:`vdst<amdgpu_synid_gfx906_vdst>`,     :ref:`src0<amdgpu_synid_gfx906_src>`,     :ref:`vsrc1<amdgpu_synid_gfx906_vsrc>`
  46     v_xnor_b32_dpp                 :ref:`vdst<amdgpu_synid_gfx906_vdst>`,     :ref:`vsrc0<amdgpu_synid_gfx906_vsrc>`,    :ref:`vsrc1<amdgpu_synid_gfx906_vsrc>`      :ref:`dpp_ctrl<amdgpu_synid_dpp_ctrl>` :ref:`row_mask<amdgpu_synid_row_mask>` :ref:`bank_mask<amdgpu_synid_bank_mask>` :ref:`bound_ctrl<amdgpu_synid_bound_ctrl>`
  47     v_xnor_b32_sdwa                :ref:`vdst<amdgpu_synid_gfx906_vdst>`,     :ref:`src0<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m_1>`,   :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m_1>`     :ref:`dst_sel<amdgpu_synid_dst_sel>` :ref:`dst_unused<amdgpu_synid_dst_unused>` :ref:`src0_sel<amdgpu_synid_src0_sel>` :ref:`src1_sel<amdgpu_synid_src1_sel>`
  48
  49 VOP3
  50 -----------------------
  51
  52 .. parsed-literal::
  53
  54     **INSTRUCTION**                    **DST**       **SRC0**      **SRC1**           **MODIFIERS**
  55     \ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|
  56     v_fmac_f32_e64                 :ref:`vdst<amdgpu_synid_gfx906_vdst>`,     :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`m<amdgpu_synid_gfx906_m>`,   :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m>`         :ref:`clamp<amdgpu_synid_clamp>` :ref:`omod<amdgpu_synid_omod>`
  57     v_xnor_b32_e64                 :ref:`vdst<amdgpu_synid_gfx906_vdst>`,     :ref:`src0<amdgpu_synid_gfx906_src_2>`,     :ref:`src1<amdgpu_synid_gfx906_src_1>`
  58
  59 VOP3P
  60 -----------------------
  61
  62 .. parsed-literal::
  63
  64     **INSTRUCTION**            **DST**      **SRC0**        **SRC1**        **SRC2**           **MODIFIERS**
  65     \ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|\ |---|
  66     v_dot2_f32_f16         :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`f16x2<amdgpu_synid_gfx906_type_deviation>`, :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`f16x2<amdgpu_synid_gfx906_type_deviation>`, :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`f32<amdgpu_synid_gfx906_type_deviation>`       :ref:`neg_lo<amdgpu_synid_neg_lo>` :ref:`neg_hi<amdgpu_synid_neg_hi>` :ref:`clamp<amdgpu_synid_clamp>`
  67     v_dot2_i32_i16         :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_3>`::ref:`i16x2<amdgpu_synid_gfx906_type_deviation>`, :ref:`src1<amdgpu_synid_gfx906_src_4>`::ref:`i16x2<amdgpu_synid_gfx906_type_deviation>`, :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`i32<amdgpu_synid_gfx906_type_deviation>`       :ref:`clamp<amdgpu_synid_clamp>`
  68     v_dot2_u32_u16         :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_3>`::ref:`u16x2<amdgpu_synid_gfx906_type_deviation>`, :ref:`src1<amdgpu_synid_gfx906_src_4>`::ref:`u16x2<amdgpu_synid_gfx906_type_deviation>`, :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`u32<amdgpu_synid_gfx906_type_deviation>`       :ref:`clamp<amdgpu_synid_clamp>`
  69     v_dot4_i32_i8          :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`i8x4<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`i8x4<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`i32<amdgpu_synid_gfx906_type_deviation>`       :ref:`clamp<amdgpu_synid_clamp>`
  70     v_dot4_u32_u8          :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`u8x4<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`u8x4<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`u32<amdgpu_synid_gfx906_type_deviation>`       :ref:`clamp<amdgpu_synid_clamp>`
  71     v_dot8_i32_i4          :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`i4x8<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`i4x8<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`i32<amdgpu_synid_gfx906_type_deviation>`       :ref:`clamp<amdgpu_synid_clamp>`
  72     v_dot8_u32_u4          :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`u4x8<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`u4x8<amdgpu_synid_gfx906_type_deviation>`,  :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`u32<amdgpu_synid_gfx906_type_deviation>`       :ref:`clamp<amdgpu_synid_clamp>`
  73     v_fma_mix_f32          :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`,  :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`,  :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`      :ref:`m_op_sel<amdgpu_synid_mad_mix_op_sel>` :ref:`m_op_sel_hi<amdgpu_synid_mad_mix_op_sel_hi>` :ref:`clamp<amdgpu_synid_clamp>`
  74     v_fma_mixhi_f16        :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`,  :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`,  :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`      :ref:`m_op_sel<amdgpu_synid_mad_mix_op_sel>` :ref:`m_op_sel_hi<amdgpu_synid_mad_mix_op_sel_hi>` :ref:`clamp<amdgpu_synid_clamp>`
  75     v_fma_mixlo_f16        :ref:`vdst<amdgpu_synid_gfx906_vdst>`,    :ref:`src0<amdgpu_synid_gfx906_src_2>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`,  :ref:`src1<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`,  :ref:`src2<amdgpu_synid_gfx906_src_1>`::ref:`m<amdgpu_synid_gfx906_m>`::ref:`fx<amdgpu_synid_gfx906_fx_operand>`      :ref:`m_op_sel<amdgpu_synid_mad_mix_op_sel>` :ref:`m_op_sel_hi<amdgpu_synid_mad_mix_op_sel_hi>` :ref:`clamp<amdgpu_synid_clamp>`
  76
  77 .. |---| unicode:: U+02014 .. em dash
  78
  79 .. toctree::
  80     :hidden:
  81
  82     gfx906_fx_operand
  83     gfx906_m
  84     gfx906_m_1
  85     gfx906_src
  86     gfx906_src_1
  87     gfx906_src_2
  88     gfx906_src_3
  89     gfx906_src_4
  90     gfx906_type_deviation
  91     gfx906_vdst
  92     gfx906_vsrc