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fix location of code

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This commit is contained in:
Emanuel Peter 2026-01-16 12:29:25 +01:00
parent 974abb065f
commit 4ecbfdd382
1 changed files with 17 additions and 17 deletions
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34
test/hotspot/jtreg/compiler/vectorization/VectorAlgorithmsImpl.java
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@ -162,6 +162,23 @@ public class VectorAlgorithmsImpl {
return sum;
}
public static int reduceAddI_VectorAPI_reduction_after_loop(int[] a) {
var acc = IntVector.broadcast(SPECIES_I, 0);
int i;
for (i = 0; i < SPECIES_I.loopBound(a.length); i += SPECIES_I.length()) {
IntVector v = IntVector.fromArray(SPECIES_I, a, i);
// Element-wide addition into a vector of partial sums is much faster.
// Now, we only need to do a reduceLanes after the loop.
// This works because int-addition is associative and commutative.
acc = acc.add(v);
}
int sum = acc.reduceLanes(VectorOperators.ADD);
for (; i < a.length; i++) {
sum += a[i];
}
return sum;
}
public static float dotProductF_loop(float[] a, float[] b) {
float sum = 0;
for (int i = 0; i < a.length; i++) {
@ -199,23 +216,6 @@ public class VectorAlgorithmsImpl {
return sum;
}
public static int reduceAddI_VectorAPI_reduction_after_loop(int[] a) {
var acc = IntVector.broadcast(SPECIES_I, 0);
int i;
for (i = 0; i < SPECIES_I.loopBound(a.length); i += SPECIES_I.length()) {
IntVector v = IntVector.fromArray(SPECIES_I, a, i);
// Element-wide addition into a vector of partial sums is much faster.
// Now, we only need to do a reduceLanes after the loop.
// This works because int-addition is associative and commutative.
acc = acc.add(v);
}
int sum = acc.reduceLanes(VectorOperators.ADD);
for (; i < a.length; i++) {
sum += a[i];
}
return sum;
}
public static Object scanAddI_loop(int[] a, int[] r) {
int sum = 0;
for (int i = 0; i < a.length; i++) {