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fix small issue in benchmark and add comment

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This commit is contained in:
Emanuel Peter 2026-01-16 09:16:06 +01:00
parent cf94436b26
commit 974abb065f
1 changed files with 10 additions and 4 deletions
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14
test/micro/org/openjdk/bench/vm/compiler/VectorAlgorithms.java
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@ -233,15 +233,18 @@ public class VectorAlgorithms {
@Benchmark
public int findI_loop() {
// Every invocation should have a different value for e, so that
// we don't get branch-prediction that is too good. And also so
// that the position where we exit is more evenly distributed.
idx = (idx + 1) & 0xffff;
int e = aI[idx];
int e = eI[idx];
return VectorAlgorithmsImpl.findI_loop(aI, e);
}
@Benchmark
public int findI_VectorAPI() {
idx = (idx + 1) & 0xffff;
int e = aI[idx];
int e = eI[idx];
return VectorAlgorithmsImpl.findI_VectorAPI(aI, e);
}
@ -257,15 +260,18 @@ public class VectorAlgorithms {
@Benchmark
public Object filterI_loop() {
// Every invocation should have a different value for e, so that
// we don't get branch-prediction that is too good. And also so
// That the length of the resulting data is more evenly distributed.
idx = (idx + 1) & 0xffff;
int e = aI[idx];
int e = eI[idx];
return VectorAlgorithmsImpl.filterI_loop(aI, rI, e);
}
@Benchmark
public Object filterI_VectorAPI() {
idx = (idx + 1) & 0xffff;
int e = aI[idx];
int e = eI[idx];
return VectorAlgorithmsImpl.filterI_VectorAPI(aI, rI, e);
}