const readArray2D = function (context, arrayType, address, rowCount, colCount, cellType) {
const {core, oldCore} = context;
const cellSize = cellType.size;
const mops = getOpsArray2D(core, address, rowCount, colCount, cellSize);
const rowSize = colCount * cellSize;
const cellRefType = C.pointerType(cellType);
const rows = [];
for (let rowIndex = 0; rowIndex < rowCount; rowIndex += 1) {
const row = [];
const rowAddress = address + rowIndex * rowSize;
for (let colIndex = 0; colIndex < colCount; colIndex += 1) {
const cellAddress = rowAddress + colIndex * cellSize;
const content = readScalarBasic(core, cellRefType, cellAddress);
const key = `${rowIndex},${colIndex}`;
if (key in mops) {
const mop = mops[key];
if ('load' in mop) {
content.load = mop.load;
}
if ('store' in mop) {
content.store = mop.store;
content.previous = C.readValue(oldCore, content.ref);
}
}
row.push({index: colIndex, address: cellAddress, key, content});
}
rows.push({index: rowIndex, address: rowAddress, content: row});
}
return rows;
};
selection.forEach(function (index, position) {
if (position === undefined)
position = index;
if (index === '…') {
/* Generate a fake index so it can be used as a key for rendering. */
cells.push({position, gap: true, index: `#${position}`});
} else {
const elemAddress = arrayBase + index * elemSize;
const cell = {position, index, address: elemAddress};
if (index >= 0 && index < elemCount) {
const content = readScalarBasic(core, elemRefType, elemAddress);
if (index in mops) {
const mop = mops[index];
if ('load' in mop) {
content.load = mop.load;
}
if ('store' in mop) {
content.store = mop.store;
content.previous = C.readValue(oldCore, content.ref);
}
}
cell.content = content;
}
cells.push(cell);
}
});