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8367899: compiler/c2/gvn/TestBitCompressValueTransform.java intermittent timed out #27548

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8367899: compiler/c2/gvn/TestBitCompressValueTransform.java intermittent timed out #27548

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a916d7d
8367899: compiler/c2/gvn/TestBitCompressValueTransform.java intermitt…
Sep 29, 2025
3fabfec
Remove the loop which do not use the loop variable i or do not use ra…
Sep 30, 2025
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49 changes: 20 additions & 29 deletions test/hotspot/jtreg/compiler/c2/gvn/TestBitCompressValueTransform.java
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Original file line number Diff line number Diff line change
Expand Up @@ -76,10 +76,7 @@ public long test1(long value) {

@Run(test = "test1")
public void run1(RunInfo info) {
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While at it, you can also remove all the unused RunInfo parameters. But up to you if you want to squeeze that in here as well - it's only a clean-up that is not that important.

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Sorry for missed this comment......

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No worries!

long res = 0;
for (int i = 0; i < 10000; i++) {
res |= test1(field_L);
}
long res = test1(field_L);
Asserts.assertEQ(res, gold_L);
}

Expand All @@ -92,10 +89,7 @@ public int test2(int value) {

@Run(test = "test2")
public void run2(RunInfo info) {
int res = 0;
for (int i = 0; i < 10000; i++) {
res |= test2(field_I);
}
int res = test2(field_I);
Asserts.assertEQ(res, gold_I);
}

Expand All @@ -113,7 +107,7 @@ public int test3(int value) {
@Run(test = "test3")
public void run3(RunInfo info) {
int res = 0;
for (int i = 1; i < 10000; i++) {
for (int i = 1; i < 100; i++) {
res |= test3(i);
}
Asserts.assertLTE(0, res);
Expand All @@ -133,7 +127,7 @@ public long test4(long value) {
@Run(test = "test4")
public void run4(RunInfo info) {
long res = 0;
for (long i = 1; i < 10000; i++) {
for (long i = 1; i < 100; i++) {
res |= test4(i);
}
Asserts.assertLTE(0L, res);
Expand All @@ -151,7 +145,7 @@ public long test5(long value) {
@Run(test = "test5")
public void run5(RunInfo info) {
long res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test5((long)i);
}
Asserts.assertEQ(-1L, res);
Expand All @@ -169,7 +163,7 @@ public long test6(long value) {
@Run(test = "test6")
public void run6(RunInfo info) {
long res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test6((long)i);
}
Asserts.assertLTE(0L, res);
Expand All @@ -188,7 +182,7 @@ public long test7(long value) {
@Run(test = "test7")
public void run7(RunInfo info) {
long res = Long.MIN_VALUE;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res = Long.max(test7((long)i), res);
}
Asserts.assertGTE(10000L, res);
Expand All @@ -206,7 +200,7 @@ public int test8(int value) {
@Run(test = "test8")
public void run8(RunInfo info) {
int res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test8(i);
}
Asserts.assertEQ(-1, res);
Expand All @@ -224,7 +218,7 @@ public int test9(int value) {
@Run(test = "test9")
public void run9(RunInfo info) {
int res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test9(i);
}
Asserts.assertLTE(0, res);
Expand All @@ -243,10 +237,10 @@ public int test10(int value) {
@Run(test = "test10")
public void run10(RunInfo info) {
int res = Integer.MIN_VALUE;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res = Integer.max(test10(i), res);
}
Asserts.assertGTE(10000, res);
Asserts.assertGTE(100, res);
}

@Test
Expand All @@ -260,7 +254,7 @@ public int test11(int value) {
@Run(test = "test11")
public void run11(RunInfo info) {
int res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test11(i);
}
Asserts.assertEQ(0, res);
Expand All @@ -277,7 +271,7 @@ public long test12(long value) {
@Run(test = "test12")
public void run12(RunInfo info) {
long res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test12(i);
}
Asserts.assertEQ(0L, res);
Expand All @@ -294,7 +288,7 @@ public int test13(int value) {
@Run(test = "test13")
public void run13(RunInfo info) {
int res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test13(i);
}
Asserts.assertEQ(0, res);
Expand All @@ -311,7 +305,7 @@ public long test14(long value) {
@Run(test = "test14")
public void run14(RunInfo info) {
long res = 0;
for (int i = -10000; i < 10000; i++) {
for (int i = -100; i < 100; i++) {
res |= test14(i);
}
Asserts.assertEQ(0L, res);
Expand All @@ -327,10 +321,7 @@ public int test15(int src, int mask) {

@Run (test = "test15")
public void run15(RunInfo info) {
int res = 0;
for (int i = 0; i < 10000; i++) {
res |= test15(0, 0);
}
int res = test15(0, 0);
Asserts.assertEQ(0, res);
}

Expand Down Expand Up @@ -408,7 +399,7 @@ public void run16(RunInfo info) {
int actual = 0;
int expected = 0;

for (int i = 0; i < 10000; i++) {
for (int i = 0; i < 100; i++) {
int arg1 = GEN_I.next();
int arg2 = GEN_I.next();

Expand Down Expand Up @@ -492,7 +483,7 @@ public void run17(RunInfo info) {
int actual = 0;
int expected = 0;

for (int i = 0; i < 10000; i++) {
for (int i = 0; i < 100; i++) {
int arg1 = GEN_I.next();
int arg2 = GEN_I.next();

Expand Down Expand Up @@ -576,7 +567,7 @@ public void run18(RunInfo info) {
long actual = 0;
long expected = 0;

for (int i = 0; i < 10000; i++) {
for (int i = 0; i < 100; i++) {
long arg1 = GEN_L.next();
long arg2 = GEN_L.next();

Expand Down Expand Up @@ -660,7 +651,7 @@ public void run19(RunInfo info) {
long actual = 0;
long expected = 0;

for (int i = 0; i < 10000; i++) {
for (int i = 0; i < 100; i++) {
long arg1 = GEN_L.next();
long arg2 = GEN_L.next();

Expand Down