phaniarnab commented on code in PR #1574:
URL: https://github.com/apache/systemds/pull/1574#discussion_r841571168
##########
src/main/java/org/apache/sysds/runtime/controlprogram/federated/FederationMap.java:
##########
@@ -226,11 +228,27 @@ public FederatedRequest broadcast(ScalarObject scalar) {
// multi-threaded block slicing and federation request creation
FederatedRequest[] ret = new FederatedRequest[ix.length];
Arrays.setAll(ret,
- i -> new FederatedRequest(RequestType.PUT_VAR,
lineageTrace, id,
- cb.slice(ix[i][0], ix[i][1], ix[i][2],
ix[i][3], isFrame ? new FrameBlock() : new MatrixBlock())));
+ i -> sliceBroadcastBlock(ix[i], id, cb, lineageItem,
isFrame));
return ret;
}
+ private FederatedRequest sliceBroadcastBlock(int[] ix, long id,
CacheBlock cb, LineageItem objLi, boolean isFrame) {
+ LineageItem li = null;
+ if(objLi != null) {
+ final String scalarCPOSuffix =
InstructionUtils.concatOperands(
+ DataType.SCALAR.name(), ValueType.INT64.name(),
String.valueOf(true));
+ // manually create a lineage item for indexing to
complete the lineage trace for slicing
+ li = new LineageItem(RightIndex.OPCODE, new
LineageItem[]{objLi,
+ new
LineageItem(InstructionUtils.concatOperandParts(String.valueOf(ix[0] + 1),
scalarCPOSuffix)),
+ new
LineageItem(InstructionUtils.concatOperandParts(String.valueOf(ix[1] + 1),
scalarCPOSuffix)),
+ new
LineageItem(InstructionUtils.concatOperandParts(String.valueOf(ix[2] + 1),
scalarCPOSuffix)),
+ new
LineageItem(InstructionUtils.concatOperandParts(String.valueOf(ix[3] + 1),
scalarCPOSuffix))});
Review Comment:
You probably need to fix some javadoc warnings @ywcb00. Please have a look
at why the tests failed.
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