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baunsgaard pushed a commit to branch main
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The following commit(s) were added to refs/heads/main by this push:
new 3537383147 [MINOR] Add LibReplace for MatrixBlock
3537383147 is described below
commit 3537383147d2bb9e716ea8ec5b80738ecf4e8b14
Author: Sebastian Baunsgaard <[email protected]>
AuthorDate: Thu Jul 4 23:18:37 2024 +0200
[MINOR] Add LibReplace for MatrixBlock
Adds a Lib class for replace.
The main benefit in this commit is when we perform
replacement on a sparse matrix, and the output is dense.
after:
```
java -jar target/systemds-3.3.0-SNAPSHOT-perf.jar 17 10000 10000 0.1 16
Profiling started
replaceZero, 132.883+- 9.335 ms,
replaceOne, 59.612+- 3.295 ms,
replaceNaN, 10.651+- 0.470 ms,
```
before:
```
java -jar target/systemds-3.3.0-SNAPSHOT-perf.jar 17 10000 10000 0.1 16
Profiling started
replaceZero, 228.727+- 11.965 ms,
replaceOne, 163.212+- 4.993 ms,
replaceNaN, 10.602+- 0.437 ms,
```
Closes #2043
---
.../org/apache/sysds/runtime/data/DenseBlock.java | 7 +
.../apache/sysds/runtime/data/DenseBlockBool.java | 7 +
.../apache/sysds/runtime/data/DenseBlockFP32.java | 7 +
.../apache/sysds/runtime/data/DenseBlockFP64.java | 8 +
.../sysds/runtime/data/DenseBlockFP64DEDUP.java | 6 +
.../apache/sysds/runtime/data/DenseBlockInt32.java | 7 +
.../apache/sysds/runtime/data/DenseBlockInt64.java | 8 +
.../apache/sysds/runtime/data/DenseBlockLBool.java | 7 +
.../apache/sysds/runtime/data/DenseBlockLFP32.java | 7 +
.../apache/sysds/runtime/data/DenseBlockLFP64.java | 7 +
.../sysds/runtime/data/DenseBlockLFP64DEDUP.java | 5 +
.../sysds/runtime/data/DenseBlockLInt32.java | 7 +
.../sysds/runtime/data/DenseBlockLInt64.java | 7 +
.../sysds/runtime/data/DenseBlockLString.java | 7 +
.../sysds/runtime/data/DenseBlockString.java | 8 +
.../runtime/matrix/data/LibMatrixReplace.java | 211 +++++++++++++++++++++
.../sysds/runtime/matrix/data/MatrixBlock.java | 88 +--------
.../java/org/apache/sysds/performance/Main.java | 14 ++
.../performance/matrix/MatrixReplacePerf.java | 69 +++++++
19 files changed, 400 insertions(+), 87 deletions(-)
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlock.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlock.java
index 0baf881936..8796717422 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlock.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlock.java
@@ -418,6 +418,13 @@ public abstract class DenseBlock implements Serializable,
Block
*/
public abstract void fillBlock(int bix, int fromIndex, int toIndex,
double v);
+ /**
+ * Fill the DenseBlock row index with the value specified.
+ * @param r The row to fill
+ * @param v The value to fill it with.
+ */
+ public abstract void fillRow(int r, double v);
+
/**
* Set a value at a position given by block index and index in that
block.
* @param bix block index
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockBool.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockBool.java
index 3d94fcf8af..3244fb75b1 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockBool.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockBool.java
@@ -146,6 +146,13 @@ public class DenseBlockBool extends DenseBlockDRB
_data.set(fromIndex, toIndex, v != 0);
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ _data.set(start, end, v != 0);
+ }
+
@Override
protected void setInternal(int bix, int ix, double v) {
_data.set(ix, v != 0);
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP32.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP32.java
index 519c17d83d..8d2b9e61d9 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP32.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP32.java
@@ -132,6 +132,13 @@ public class DenseBlockFP32 extends DenseBlockDRB
Arrays.fill(_data, fromIndex, toIndex, (float)v);
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_data, start, end, (float)v);
+ }
+
@Override
protected void setInternal(int bix, int ix, double v) {
_data[ix] = (float)v;
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64.java
index eb93777fa4..9490944419 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64.java
@@ -139,6 +139,14 @@ public class DenseBlockFP64 extends DenseBlockDRB
Arrays.fill(_data, fromIndex, toIndex, v);
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_data, start, end, v);
+ }
+
+
@Override
protected void setInternal(int bix, int ix, double v) {
_data[ix] = v;
diff --git
a/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64DEDUP.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64DEDUP.java
index 2f3008c727..49d591a01e 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64DEDUP.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockFP64DEDUP.java
@@ -317,6 +317,12 @@ public class DenseBlockFP64DEDUP extends DenseBlockDRB
}
}
+ @Override
+ public void fillRow(int r, double v){
+ throw new NotImplementedException();
+ }
+
+
@Override
protected void setInternal(int bix, int ix, double v) {
set(bix, ix, v);
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt32.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt32.java
index 6f3c2a6622..c10072ec17 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt32.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt32.java
@@ -132,6 +132,13 @@ public class DenseBlockInt32 extends DenseBlockDRB
Arrays.fill(_data, fromIndex, toIndex, UtilFunctions.toInt(v));
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_data, start, end, UtilFunctions.toInt(v));
+ }
+
@Override
protected void setInternal(int bix, int ix, double v) {
_data[ix] = UtilFunctions.toInt(v);
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt64.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt64.java
index ffe790e81a..23930926a9 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt64.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockInt64.java
@@ -133,6 +133,14 @@ public class DenseBlockInt64 extends DenseBlockDRB
Arrays.fill(_data, fromIndex, toIndex, UtilFunctions.toLong(v));
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_data, start, end, UtilFunctions.toLong(v));
+ }
+
+
@Override
protected void setInternal(int bix, int ix, double v) {
_data[ix] = UtilFunctions.toLong(v);
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLBool.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLBool.java
index ab3bd98b9c..73a93d9a87 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLBool.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLBool.java
@@ -150,6 +150,13 @@ public class DenseBlockLBool extends DenseBlockLDRB
_blocks[bix].set(fromIndex, toIndex, v != 0);
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ _blocks[index(r)].set(start, end, v != 0);
+ }
+
@Override
public DenseBlock set(String s) {
boolean b = Boolean.parseBoolean(s);
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP32.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP32.java
index 4122db2fae..b9e9d602b5 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP32.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP32.java
@@ -113,6 +113,13 @@ public class DenseBlockLFP32 extends DenseBlockLDRB
Arrays.fill(_blocks[bix], fromIndex, toIndex, (float)v);
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_blocks[index(r)],start, end, (float)v);
+ }
+
@Override
public DenseBlock set(int r, int c, double v) {
_blocks[index(r)][pos(r, c)] = (float)v;
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64.java
index 1d0bc3ccfb..3a8091938b 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64.java
@@ -105,6 +105,13 @@ public class DenseBlockLFP64 extends DenseBlockLDRB
Arrays.fill(_blocks[bix], fromIndex,toIndex, v);
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_blocks[index(r)],start, end, v);
+ }
+
@Override
public DenseBlock set(int r, int c, double v) {
_blocks[index(r)][pos(r, c)] = v;
diff --git
a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64DEDUP.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64DEDUP.java
index 79c02b7ac6..782c87f786 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64DEDUP.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLFP64DEDUP.java
@@ -178,6 +178,11 @@ public class DenseBlockLFP64DEDUP extends DenseBlockLDRB{
throw new NotImplementedException();
}
+ @Override
+ public void fillRow(int r, double v){
+ throw new NotImplementedException();
+ }
+
@Override
protected void setInternal(int bix, int ix, double v) {
throw new NotImplementedException();
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt32.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt32.java
index 0880440e46..6c63f31d20 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt32.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt32.java
@@ -109,6 +109,13 @@ public class DenseBlockLInt32 extends DenseBlockLDRB
Arrays.fill(_blocks[bix], fromIndex, toIndex,
UtilFunctions.toInt(v));
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_blocks[index(r)], start, end,
UtilFunctions.toInt(v));
+ }
+
@Override
public DenseBlock set(int r, int c, double v) {
_blocks[index(r)][pos(r, c)] = UtilFunctions.toInt(v);
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt64.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt64.java
index d9ffc26176..79b79e1760 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt64.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLInt64.java
@@ -109,6 +109,13 @@ public class DenseBlockLInt64 extends DenseBlockLDRB
Arrays.fill(_blocks[bix], fromIndex, toIndex,
UtilFunctions.toLong(v));
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_blocks[index(r)], start, end,
UtilFunctions.toLong(v));
+ }
+
@Override
public DenseBlock set(int r, int c, double v) {
_blocks[index(r)][pos(r, c)] = UtilFunctions.toLong(v);
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLString.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLString.java
index 0ab267abec..013ae366bb 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockLString.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockLString.java
@@ -109,6 +109,13 @@ public class DenseBlockLString extends DenseBlockLDRB
Arrays.fill(_blocks[bix], fromIndex, toIndex,
String.valueOf(v));
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_blocks[index(r)], start, end, String.valueOf(v));
+ }
+
@Override
public DenseBlock set(String s) {
for (int i = 0; i < numBlocks() - 1; i++) {
diff --git a/src/main/java/org/apache/sysds/runtime/data/DenseBlockString.java
b/src/main/java/org/apache/sysds/runtime/data/DenseBlockString.java
index 657a0f6559..396c3496be 100644
--- a/src/main/java/org/apache/sysds/runtime/data/DenseBlockString.java
+++ b/src/main/java/org/apache/sysds/runtime/data/DenseBlockString.java
@@ -118,6 +118,14 @@ public class DenseBlockString extends DenseBlockDRB {
Arrays.fill(_data, fromIndex, toIndex, String.valueOf(v));
}
+ @Override
+ public void fillRow(int r, double v){
+ int start = pos(r);
+ int end = start + getDim(1);
+ Arrays.fill(_data, start, end, String.valueOf(v));
+ }
+
+
@Override
protected void setInternal(int bix, int ix, double v) {
_data[ix] = String.valueOf(v);
diff --git
a/src/main/java/org/apache/sysds/runtime/matrix/data/LibMatrixReplace.java
b/src/main/java/org/apache/sysds/runtime/matrix/data/LibMatrixReplace.java
new file mode 100644
index 0000000000..b40cea9c4b
--- /dev/null
+++ b/src/main/java/org/apache/sysds/runtime/matrix/data/LibMatrixReplace.java
@@ -0,0 +1,211 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.sysds.runtime.matrix.data;
+
+import
org.apache.sysds.runtime.controlprogram.parfor.stat.InfrastructureAnalyzer;
+import org.apache.sysds.runtime.data.DenseBlock;
+import org.apache.sysds.runtime.data.SparseBlock;
+
+public class LibMatrixReplace {
+
+ private LibMatrixReplace() {
+
+ }
+
+ public static MatrixBlock replaceOperations(MatrixBlock in, MatrixBlock
ret, double pattern, double replacement) {
+ return replaceOperations(in, ret, pattern, replacement,
InfrastructureAnalyzer.getLocalParallelism());
+ }
+
+ public static MatrixBlock replaceOperations(MatrixBlock in, MatrixBlock
ret, double pattern, double replacement,
+ int k) {
+
+ // ensure input its in the right format
+ in.examSparsity(k);
+
+ final int rlen = in.getNumRows();
+ final int clen = in.getNumColumns();
+ final long nonZeros = in.getNonZeros();
+ final boolean sparse = in.isInSparseFormat();
+
+ if(ret != null)
+ ret.reset(rlen, clen, sparse);
+ else
+ ret = new MatrixBlock(rlen, clen, sparse);
+
+ // probe early abort conditions
+ if(nonZeros == 0 && pattern != 0)
+ return ret;
+ if(!in.containsValue(pattern))
+ return in; // avoid allocation + copy
+ if(in.isEmpty() && pattern == 0) {
+ ret.reset(rlen, clen, replacement);
+ return ret;
+ }
+
+ final boolean replaceNaN = Double.isNaN(pattern);
+
+ final long nnz;
+ if(sparse) // SPARSE
+ nnz = replaceSparse(in, ret, pattern, replacement,
replaceNaN);
+ else if(replaceNaN)
+ nnz = replaceDenseNaN(in, ret, replacement);
+ else
+ nnz = replaceDense(in, ret, pattern, replacement);
+
+ ret.setNonZeros(nnz);
+ ret.examSparsity(k);
+ return ret;
+ }
+
+ private static long replaceSparse(MatrixBlock in, MatrixBlock ret,
double pattern, double replacement,
+ boolean replaceNaN) {
+ if(replaceNaN)
+ return replaceSparseInSparseOutReplaceNaN(in, ret,
replacement);
+ else if(pattern != 0d) // sparse safe.
+ return replaceSparseInSparseOut(in, ret, pattern,
replacement);
+ else // sparse unsafe
+ return replace0InSparse(in, ret, replacement);
+
+ }
+
+ private static long replaceSparseInSparseOutReplaceNaN(MatrixBlock in,
MatrixBlock ret, double replacement) {
+ ret.allocateSparseRowsBlock();
+ SparseBlock a = in.sparseBlock;
+ SparseBlock c = ret.sparseBlock;
+ long nnz = 0;
+ for(int i = 0; i < in.rlen; i++) {
+ if(!a.isEmpty(i)) {
+ int apos = a.pos(i);
+ int alen = a.size(i);
+ c.allocate(i, alen);
+ int[] aix = a.indexes(i);
+ double[] avals = a.values(i);
+ for(int j = apos; j < apos + alen; j++) {
+ double val = avals[j];
+ if(Double.isNaN(val))
+ c.append(i, aix[j],
replacement);
+ else
+ c.append(i, aix[j], val);
+ }
+ c.compact(i);
+ nnz += c.size(i);
+ }
+ }
+ return nnz;
+ }
+
+ private static long replaceSparseInSparseOut(MatrixBlock in,
MatrixBlock ret, double pattern, double replacement) {
+ ret.allocateSparseRowsBlock();
+ final SparseBlock a = in.sparseBlock;
+ final SparseBlock c = ret.sparseBlock;
+
+ return replaceSparseInSparseOut(a, c, pattern, replacement, 0,
in.rlen);
+
+ }
+
+ private static long replaceSparseInSparseOut(SparseBlock a, SparseBlock
c, double pattern, double replacement, int s,
+ int e) {
+ long nnz = 0;
+ for(int i = s; i < e; i++) {
+ if(!a.isEmpty(i)) {
+ final int apos = a.pos(i);
+ final int alen = a.size(i);
+ final int[] aix = a.indexes(i);
+ final double[] avals = a.values(i);
+ c.allocate(i, alen);
+ for(int j = apos; j < apos + alen; j++) {
+ double val = avals[j];
+ if(val == pattern)
+ c.append(i, aix[j],
replacement);
+ else
+ c.append(i, aix[j], val);
+ }
+ c.compact(i);
+ nnz += c.size(i);
+ }
+ }
+ return nnz;
+ }
+
+ private static long replace0InSparse(MatrixBlock in, MatrixBlock ret,
double replacement) {
+ ret.sparse = false;
+ ret.allocateDenseBlock();
+ SparseBlock a = in.sparseBlock;
+ DenseBlock c = ret.getDenseBlock();
+
+ // initialize with replacement (since all 0 values, see
SPARSITY_TURN_POINT)
+ // c.reset(in.rlen, in.clen, replacement);
+
+ if(a == null)// check for empty matrix
+ return ((long) in.rlen) * in.clen;
+
+ // overwrite with existing values (via scatter)
+ for(int i = 0; i < in.rlen; i++) {
+ c.fillRow(i, replacement);
+ if(!a.isEmpty(i)) {
+ int apos = a.pos(i);
+ int cpos = c.pos(i);
+ int alen = a.size(i);
+ int[] aix = a.indexes(i);
+ double[] avals = a.values(i);
+ double[] cvals = c.values(i);
+ for(int j = apos; j < apos + alen; j++)
+ if(avals[j] != 0)
+ cvals[cpos + aix[j]] = avals[j];
+ }
+ }
+ return ((long) in.rlen) * in.clen;
+
+ }
+
+ private static long replaceDense(MatrixBlock in, MatrixBlock ret,
double pattern, double replacement) {
+ DenseBlock a = in.getDenseBlock();
+ DenseBlock c = ret.allocateDenseBlock().getDenseBlock();
+ long nnz = 0;
+ for(int bi = 0; bi < a.numBlocks(); bi++) {
+ int len = a.size(bi);
+ double[] avals = a.valuesAt(bi);
+ double[] cvals = c.valuesAt(bi);
+ for(int i = 0; i < len; i++) {
+ cvals[i] = avals[i] == pattern ? replacement :
avals[i];
+ nnz += cvals[i] != 0 ? 1 : 0;
+ }
+ }
+ return nnz;
+ }
+
+ private static long replaceDenseNaN(MatrixBlock in, MatrixBlock ret,
double replacement) {
+ DenseBlock a = in.getDenseBlock();
+ DenseBlock c = ret.allocateDenseBlock().getDenseBlock();
+ long nnz = 0;
+ for(int bi = 0; bi < a.numBlocks(); bi++) {
+ int len = a.size(bi);
+ double[] avals = a.valuesAt(bi);
+ double[] cvals = c.valuesAt(bi);
+ for(int i = 0; i < len; i++) {
+ cvals[i] = Double.isNaN(avals[i]) ? replacement
: avals[i];
+ nnz += cvals[i] != 0 ? 1 : 0;
+ }
+ }
+ return nnz;
+
+ }
+
+}
diff --git
a/src/main/java/org/apache/sysds/runtime/matrix/data/MatrixBlock.java
b/src/main/java/org/apache/sysds/runtime/matrix/data/MatrixBlock.java
index 668906ee2e..054edf06a2 100644
--- a/src/main/java/org/apache/sysds/runtime/matrix/data/MatrixBlock.java
+++ b/src/main/java/org/apache/sysds/runtime/matrix/data/MatrixBlock.java
@@ -5207,93 +5207,7 @@ public class MatrixBlock extends MatrixValue implements
CacheBlock<MatrixBlock>,
@Override
public MatrixBlock replaceOperations(MatrixValue result, double
pattern, double replacement) {
MatrixBlock ret = checkType(result);
- examSparsity(); //ensure its in the right format
- if(ret != null)
- ret.reset(rlen, clen, sparse);
- else
- ret = new MatrixBlock(rlen, clen, sparse);
-
- //probe early abort conditions
- if( nonZeros == 0 && pattern != 0 )
- return ret;
- if( !containsValue(pattern) )
- return this; //avoid allocation + copy
- if( isEmpty() && pattern==0 ) {
- ret.reset(rlen, clen, replacement);
- return ret;
- }
-
- boolean NaNpattern = Double.isNaN(pattern);
- if( sparse ) //SPARSE
- {
- if( pattern != 0d ) //SPARSE <- SPARSE (sparse-safe)
- {
- ret.allocateSparseRowsBlock();
- SparseBlock a = sparseBlock;
- SparseBlock c = ret.sparseBlock;
-
- for( int i=0; i<rlen; i++ ) {
- if( !a.isEmpty(i) ) {
- c.allocate(i);
- int apos = a.pos(i);
- int alen = a.size(i);
- int[] aix = a.indexes(i);
- double[] avals = a.values(i);
- for( int j=apos; j<apos+alen;
j++ ) {
- double val = avals[j];
- if( val== pattern ||
(NaNpattern && Double.isNaN(val)) )
- c.append(i,
aix[j], replacement);
- else
- c.append(i,
aix[j], val);
- }
- }
- }
- }
- else //DENSE <- SPARSE
- {
- ret.sparse = false;
- ret.allocateDenseBlock();
- SparseBlock a = sparseBlock;
- DenseBlock c = ret.getDenseBlock();
-
- //initialize with replacement (since all 0
values, see SPARSITY_TURN_POINT)
- c.reset(rlen, clen, replacement);
-
- //overwrite with existing values (via scatter)
- if( a != null ) //check for empty matrix
- for( int i=0; i<rlen; i++ ) {
- if( !a.isEmpty(i) ) {
- int apos = a.pos(i);
- int cpos = c.pos(i);
- int alen = a.size(i);
- int[] aix =
a.indexes(i);
- double[] avals =
a.values(i);
- double[] cvals =
c.values(i);
- for( int j=apos;
j<apos+alen; j++ )
- if( avals[ j ]
!= 0 )
- cvals[
cpos+aix[j] ] = avals[ j ];
- }
- }
- }
- }
- else { //DENSE <- DENSE
- DenseBlock a = getDenseBlock();
- DenseBlock c = ret.allocateDenseBlock().getDenseBlock();
- for( int bi=0; bi<a.numBlocks(); bi++ ) {
- int len = a.size(bi);
- double[] avals = a.valuesAt(bi);
- double[] cvals = c.valuesAt(bi);
- for( int i=0; i<len; i++ ) {
- cvals[i] = (avals[i]== pattern
- || (NaNpattern &&
Double.isNaN(avals[i]))) ?
- replacement : avals[i];
- }
- }
- }
-
- ret.recomputeNonZeros();
- ret.examSparsity();
- return ret;
+ return LibMatrixReplace.replaceOperations(this, ret, pattern,
replacement);
}
public MatrixBlock extractTriangular(MatrixBlock ret, boolean lower,
boolean diag, boolean values) {
diff --git a/src/test/java/org/apache/sysds/performance/Main.java
b/src/test/java/org/apache/sysds/performance/Main.java
index 9959192188..a281dd2cf0 100644
--- a/src/test/java/org/apache/sysds/performance/Main.java
+++ b/src/test/java/org/apache/sysds/performance/Main.java
@@ -31,6 +31,7 @@ import org.apache.sysds.performance.generators.GenMatrices;
import org.apache.sysds.performance.generators.IGenerate;
import org.apache.sysds.performance.generators.MatrixFile;
import org.apache.sysds.performance.matrix.MatrixMulPerformance;
+import org.apache.sysds.performance.matrix.MatrixReplacePerf;
import org.apache.sysds.performance.matrix.MatrixStorage;
import org.apache.sysds.performance.matrix.SparseAppend;
import org.apache.sysds.runtime.data.SparseBlock;
@@ -104,6 +105,9 @@ public class Main {
case 16:
run16(args);
break;
+ case 17:
+ run17(args);
+ break;
case 1000:
run1000(args);
break;
@@ -204,6 +208,16 @@ public class Main {
System.out.println(mb);
}
+ private static void run17(String[] args) throws Exception {
+ int rows = Integer.parseInt(args[1]);
+ int cols = Integer.parseInt(args[2]);
+ double spar = Double.parseDouble(args[3]);
+ int k = Integer.parseInt(args[4]);
+ MatrixBlock mb =
TestUtils.ceil(TestUtils.generateTestMatrixBlock(rows, cols, 0, 100, spar, rows
+ 1));
+ IGenerate<MatrixBlock> g = new ConstMatrix(mb);
+ new MatrixReplacePerf(100, g, k).run();
+ }
+
private static void run1000(String[] args) {
MatrixMulPerformance perf;
if (args.length < 3) {
diff --git
a/src/test/java/org/apache/sysds/performance/matrix/MatrixReplacePerf.java
b/src/test/java/org/apache/sysds/performance/matrix/MatrixReplacePerf.java
new file mode 100644
index 0000000000..17de8d53fe
--- /dev/null
+++ b/src/test/java/org/apache/sysds/performance/matrix/MatrixReplacePerf.java
@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.sysds.performance.matrix;
+
+import org.apache.sysds.performance.compression.APerfTest;
+import org.apache.sysds.performance.generators.IGenerate;
+import org.apache.sysds.runtime.matrix.data.LibMatrixReplace;
+import org.apache.sysds.runtime.matrix.data.MatrixBlock;
+
+public class MatrixReplacePerf extends APerfTest<Object, MatrixBlock> {
+
+ private final int k;
+
+ public MatrixReplacePerf(int N, IGenerate<MatrixBlock> gen, int k) {
+ super(N, gen);
+ this.k = k;
+ }
+
+ public void run() throws Exception {
+
+ warmup(() -> replaceZeroTask(k), 10);
+ execute(() -> replaceZeroTask(k), "replaceZero");
+ execute(() -> replaceOneTask(k), "replaceOne");
+ execute(() -> replaceNaNTask(k), "replaceNaN");
+ }
+
+ private void replaceZeroTask(int k) {
+ MatrixBlock mb = gen.take();
+ LibMatrixReplace.replaceOperations(mb, null, 0, 1, k);
+ ret.add(null);
+ }
+
+
+ private void replaceOneTask(int k) {
+ MatrixBlock mb = gen.take();
+ LibMatrixReplace.replaceOperations(mb, null, 1, 2, k);
+ ret.add(null);
+ }
+
+
+ private void replaceNaNTask(int k) {
+ MatrixBlock mb = gen.take();
+ LibMatrixReplace.replaceOperations(mb, null, Double.NaN, 2, k);
+ ret.add(null);
+ }
+
+ @Override
+ protected String makeResString() {
+ return "";
+ }
+
+}
