PTO-TILE-MODEL-EXECUTION-INDEXED-REARRANGEMENT

1// PTO-UNIT: {"id":"PTO-TILE-MODEL-EXECUTION-INDEXED-REARRANGEMENT","surface":"tile","classification":["model","execution","indexed-rearrangement"],"depends_on":["PTO-TILE-MODEL-LEGALITY-INDEXED-REARRANGEMENT"]}2
3func TGATHER(4    destination: TileIndex,5    source: TileIndex,6    indices: TileIndex)7begin8    assert TileOperandsLegal_TGATHER(destination, source, indices);9    let source_tile = _Tiles[[source]];10    let index_tile = _Tiles[[indices]];11    var result = _Tiles[[destination]];12    result.contents_defined = FALSE;13    result.defined_elements = Zeros{PTO_MODEL_TILE_ELEMENTS};14    result.defined_valid_elements = 0;15    result.packed_defined_elements = ZeroPackedTileDefinedElements();16    for row = 0 to result.valid_rows - 1 looplimit 65536 do17        for column = 0 to result.valid_columns - 1 looplimit 65536 do18            let index_element = TileLogicalLinearIndex(19                index_tile,20                row as integer {0..65535},21                column as integer {0..65535});22            let source_row = TileIndexedRowValue(23                TileReadLogicalElement(index_tile, index_element),24                index_tile.data_type);25            let source_element = TileLogicalLinearIndex(26                source_tile,27                source_row as integer {0..65535},28                column as integer {0..65535});29            let destination_element = TileLogicalLinearIndex(30                result,31                row as integer {0..65535},32                column as integer {0..65535});33            result = TileInfoWithLogicalElement(result, destination_element,34                TileReadLogicalElement(source_tile, source_element));35        end;36    end;37    result.defined_valid_elements =38        (result.valid_rows * result.valid_columns)39            as integer {0..524288};40    result.contents_defined = TRUE;41    result = TileWithPadding(result, TilePad_Null);42    _Tiles[[destination]] = result;43end;44
45func TSCATTER(46    destination: TileIndex,47    source: TileIndex,48    indices: TileIndex)49begin50    assert TileOperandsLegal_TSCATTER(destination, source, indices);51    let source_tile = _Tiles[[source]];52    let index_tile = _Tiles[[indices]];53    var result = _Tiles[[destination]];54    result.contents_defined = FALSE;55    result.defined_elements = Zeros{PTO_MODEL_TILE_ELEMENTS};56    result.defined_valid_elements = 0;57    result.packed_defined_elements = ZeroPackedTileDefinedElements();58    for row = 0 to result.rows - 1 looplimit 65536 do59        for column = 0 to result.columns - 1 looplimit 65536 do60            let destination_element = TileLogicalLinearIndex(61                result,62                row as integer {0..65535},63                column as integer {0..65535});64            result = TileInfoWithLogicalElement(result, destination_element,65                Zeros{PTO_XLEN});66        end;67    end;68    for row = 0 to source_tile.valid_rows - 1 looplimit 65536 do69        for column = 0 to source_tile.valid_columns - 1 looplimit 65536 do70            let source_element = TileLogicalLinearIndex(71                source_tile,72                row as integer {0..65535},73                column as integer {0..65535});74            let index_element = TileLogicalLinearIndex(75                index_tile,76                row as integer {0..65535},77                column as integer {0..65535});78            let destination_row = TileIndexedRowValue(79                TileReadLogicalElement(index_tile, index_element),80                index_tile.data_type);81            let destination_element = TileLogicalLinearIndex(82                result,83                destination_row as integer {0..65535},84                column as integer {0..65535});85            result = TileInfoWithLogicalElement(result, destination_element,86                TileReadLogicalElement(source_tile, source_element));87        end;88    end;89    result.defined_valid_elements =90        (result.valid_rows * result.valid_columns)91            as integer {0..524288};92    result.contents_defined = TRUE;93    _Tiles[[destination]] = result;94end;95