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vmem-format.adoc

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Format for Vector Load Instructions under LOAD-FP major opcode

{reg: [
  {bits: 7, name: 0x7, attr: 'VL* unit-stride'},
  {bits: 5, name: 'vd', attr: 'destination of load', type: 2},
  {bits: 3, name: 'width'},
  {bits: 5, name: 'rs1', attr: 'base address', type: 4},
  {bits: 5, name: 'lumop'},
  {bits: 1, name: 'vm'},
  {bits: 2, name: 'mop'},
  {bits: 1, name: 'mew'},
  {bits: 3, name: 'nf'},
]}
{reg: [
  {bits: 7, name: 0x7, attr: 'VLS* strided'},
  {bits: 5, name: 'vd', attr: 'destination of load', type: 2},
  {bits: 3, name: 'width'},
  {bits: 5, name: 'rs1', attr: 'base address', type: 4},
  {bits: 5, name: 'rs2', attr: 'stride', type: 4},
  {bits: 1, name: 'vm'},
  {bits: 2, name: 'mop'},
  {bits: 1, name: 'mew'},
  {bits: 3, name: 'nf'},
]}
{reg: [
  {bits: 7, name: 0x7, attr: 'VLX* indexed'},
  {bits: 5, name: 'vd', attr: 'destination of load', type: 2},
  {bits: 3, name: 'width'},
  {bits: 5, name: 'rs1', attr: 'base address', type: 4},
  {bits: 5, name: 'vs2', attr: 'address offsets', type: 2},
  {bits: 1, name: 'vm'},
  {bits: 2, name: 'mop'},
  {bits: 1, name: 'mew'},
  {bits: 3, name: 'nf'},
]}

Format for Vector Store Instructions under STORE-FP major opcode

{reg: [
  {bits: 7, name: 0x27, attr: 'VS* unit-stride'},
  {bits: 5, name: 'vs3', attr: 'store data', type: 2},
  {bits: 3, name: 'width'},
  {bits: 5, name: 'rs1', attr: 'base address', type: 4},
  {bits: 5, name: 'sumop'},
  {bits: 1, name: 'vm'},
  {bits: 2, name: 'mop'},
  {bits: 1, name: 'mew'},
  {bits: 3, name: 'nf'},
]}
{reg: [
  {bits: 7, name: 0x27, attr: 'VSS* strided'},
  {bits: 5, name: 'vs3', attr: 'store data', type: 2},
  {bits: 3, name: 'width'},
  {bits: 5, name: 'rs1', attr: 'base address', type: 4},
  {bits: 5, name: 'rs2', attr: 'stride', type: 4},
  {bits: 1, name: 'vm'},
  {bits: 2, name: 'mop'},
  {bits: 1, name: 'mew'},
  {bits: 3, name: 'nf'},
]}
{reg: [
  {bits: 7, name: 0x27, attr: 'VSX* indexed'},
  {bits: 5, name: 'vs3', attr: 'store data', type: 2},
  {bits: 3, name: 'width'},
  {bits: 5, name: 'rs1', attr: 'base address', type: 4},
  {bits: 5, name: 'vs2', attr: 'address offsets', type: 2},
  {bits: 1, name: 'vm'},
  {bits: 2, name: 'mop'},
  {bits: 1, name: 'mew'},
  {bits: 3, name: 'nf'},
]}