PTO-ARCH-OVERVIEW-INSTRUCTION-CLASSIFICATION

1// PTO-UNIT: {"id":"PTO-ARCH-OVERVIEW-INSTRUCTION-CLASSIFICATION","surface":"arch","classification":["overview","instruction-classification"],"depends_on":["PTO-ARCH-DATA-TYPES-PACKED"]}2
3// NDF-BEGIN: PTO-ARCH-TILE-INSTRUCTION-CLASS-0014// ndf: kind=contract level=L1 layer=tile status=accepted5// Every direct Tile operation MUST belong to exactly one PTO instruction class:6// Elementwise Tile-Tile, Tile-Scalar and Immediate, Reduce and Expand,7// Memory and Data Movement, Matrix and Matrix-Vector, Layout and8// Rearrangement, or Irregular and Complex. Sync and Config is a PTO Tile9// programming class but has no direct Tile operation in the current binary10// carrier. Classification MUST remain independent of execution-engine choice.11// NDF-END: PTO-ARCH-TILE-INSTRUCTION-CLASS-00112
13// NDF-BEGIN: PTO-ARCH-TILE-EXECUTION-ENGINE-00114// ndf: kind=contract level=L1 layer=tile status=accepted15// Every direct Tile operation MUST select exactly one of VEC, TLSU, CUBE, or16// SFU. VEC MUST execute only elementwise operations. Specialized complex17// operations use SFU, global-memory and data-transfer operations use TLSU, and18// matrix and matrix-vector operations use CUBE.19// NDF-END: PTO-ARCH-TILE-EXECUTION-ENGINE-00120
21// NDF-BEGIN: PTO-ARCH-TEPL-ALIAS-00122// ndf: kind=contract level=L1 layer=block status=accepted23// BSTART.VEC and BSTART.SFU MUST use the unchanged TEPL Mode/Function carrier.24// BSTART.TEPL remains an accepted compatibility spelling. Canonical assembly25// and disassembly MUST render BSTART.VEC or BSTART.SFU according to the selected26// Tile operation and MUST NOT render BSTART.TEPL.27// NDF-END: PTO-ARCH-TEPL-ALIAS-00128
29type TileInstructionClass of enumeration {30    TileClass_ElementwiseTileTile,31    TileClass_TileScalarAndImmediate,32    TileClass_ReduceAndExpand,33    TileClass_MemoryAndDataMovement,34    TileClass_MatrixAndMatrixVector,35    TileClass_LayoutAndRearrangement,36    TileClass_IrregularAndComplex37};38
39type TileExecutionEngine of enumeration {40    TileEngine_VEC,41    TileEngine_TLSU,42    TileEngine_CUBE,43    TileEngine_SFU44};45
46type TileTEPLAssemblyAlias of enumeration {47    TileTEPLAlias_TEPL,48    TileTEPLAlias_VEC,49    TileTEPLAlias_SFU50};51
52pure func TileEngineHasCanonicalBundleStartAlias(53    engine: TileExecutionEngine) => boolean54begin55    return engine == TileEngine_VEC || engine == TileEngine_SFU;56end;57