8370489: Some compiler tests miss the @key randomness

Reviewed-by: dfenacci, epeter, chagedorn
2026-04-28 15:51:02 +00:00 · 2025-12-11 08:43:31 +00:00 · 2025-12-11 08:43:31 +00:00 · 4b774cb46d
commit 4b774cb46d
parent b46aef88b3
40 changed files with 99 additions and 17 deletions
--- a/test/hotspot/jtreg/compiler/c2/TestMergeStores.java
+++ b/test/hotspot/jtreg/compiler/c2/TestMergeStores.java
@ -34,6 +34,7 @@ import java.util.Random;
 /*
 * @test
 * @bug 8318446 8331054 8331311 8335392 8347405
+ * @key randomness
 * @summary Test merging of consecutive stores
 * @modules java.base/jdk.internal.misc
 * @library /test/lib /
@ -43,6 +44,7 @@ import java.util.Random;
 /*
 * @test
 * @bug 8318446 8331054 8331311 8335392 8347405
+ * @key randomness
 * @summary Test merging of consecutive stores
 * @modules java.base/jdk.internal.misc
 * @library /test/lib /
@ -52,6 +54,7 @@ import java.util.Random;
 /*
 * @test
 * @bug 8318446 8331054 8331311 8335392 8348959 8351414
+ * @key randomness
 * @summary Test merging of consecutive stores
 * @modules java.base/jdk.internal.misc
 * @library /test/lib /
--- a/test/hotspot/jtreg/compiler/c2/TestMergeStoresMemorySegment.java
+++ b/test/hotspot/jtreg/compiler/c2/TestMergeStoresMemorySegment.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2024, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -34,6 +34,7 @@ import java.lang.foreign.*;
 /*
 * @test id=byte-array
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment ByteArray
@ -42,6 +43,7 @@ import java.lang.foreign.*;
 /*
 * @test id=char-array
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment CharArray
@ -50,6 +52,7 @@ import java.lang.foreign.*;
 /*
 * @test id=short-array
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment ShortArray
@ -58,6 +61,7 @@ import java.lang.foreign.*;
 /*
 * @test id=int-array
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment IntArray
@ -66,6 +70,7 @@ import java.lang.foreign.*;
 /*
 * @test id=long-array
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment LongArray
@ -74,6 +79,7 @@ import java.lang.foreign.*;
 /*
 * @test id=float-array
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment FloatArray
@ -82,6 +88,7 @@ import java.lang.foreign.*;
 /*
 * @test id=double-array
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment DoubleArray
@ -90,6 +97,7 @@ import java.lang.foreign.*;
 /*
 * @test id=byte-buffer
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment ByteBuffer
@ -98,6 +106,7 @@ import java.lang.foreign.*;
 /*
 * @test id=byte-buffer-direct
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment ByteBufferDirect
@ -106,6 +115,7 @@ import java.lang.foreign.*;
 /*
 * @test id=native
 * @bug 8335392
+ * @key randomness
 * @summary Test MergeStores optimization for MemorySegment
 * @library /test/lib /
 * @run driver compiler.c2.TestMergeStoresMemorySegment Native
--- a/test/hotspot/jtreg/compiler/c2/TestMinMaxSubword.java
+++ b/test/hotspot/jtreg/compiler/c2/TestMinMaxSubword.java
@ -31,6 +31,7 @@ import java.util.Random;
 /*
 * @test
 * @bug 8294816
+ * @key randomness
 * @summary Test Math.min/max vectorization miscompilation for integer subwords
 * @library /test/lib /
 * @requires vm.compiler2.enabled
--- a/test/hotspot/jtreg/compiler/c2/aarch64/TestFloat16Replicate.java
+++ b/test/hotspot/jtreg/compiler/c2/aarch64/TestFloat16Replicate.java
@ -23,6 +23,7 @@
 /**
 * @test
 * @bug 8361582
+* @key randomness
 * @summary Ensure the correct backend replicate node is being generated for
 *          half precision float constants on >16B SVE machines
 * @modules jdk.incubator.vector
--- a/test/hotspot/jtreg/compiler/c2/irTests/ModDNodeTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/ModDNodeTests.java
@ -30,6 +30,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8345766
+ * @key randomness
 * @summary Test that Ideal transformations of ModDNode are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.ModDNodeTests
--- a/test/hotspot/jtreg/compiler/c2/irTests/ModFNodeTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/ModFNodeTests.java
@ -30,6 +30,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8345766
+ * @key randomness
 * @summary Test that Ideal transformations of ModFNode are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.ModFNodeTests
--- a/test/hotspot/jtreg/compiler/c2/irTests/ModINodeIdealizationTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/ModINodeIdealizationTests.java
@ -32,6 +32,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8332268
+ * @key randomness
 * @summary Test that Ideal transformations of ModINode* are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.ModINodeIdealizationTests
--- a/test/hotspot/jtreg/compiler/c2/irTests/ModLNodeIdealizationTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/ModLNodeIdealizationTests.java
@ -32,6 +32,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8267265
+ * @key randomness
 * @summary Test that Ideal transformations of ModLNode* are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.ModLNodeIdealizationTests
--- a/test/hotspot/jtreg/compiler/c2/irTests/TestMulNodeIdealization.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/TestMulNodeIdealization.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -31,6 +31,7 @@ import jdk.test.lib.Utils;
 /*
 * @test
 * @bug 8291336
+ * @key randomness
 * @summary Test that transformation of multiply-by-2 is appropriately turned into additions.
 * @library /test/lib /
 * @requires vm.compiler2.enabled
--- a/test/hotspot/jtreg/compiler/c2/irTests/TestShiftAndMask.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/TestShiftAndMask.java
@ -31,6 +31,7 @@ import java.util.Objects;
 /*
 * @test
 * @bug 8277850 8278949 8285793 8346664
+ * @key randomness
 * @summary C2: optimize mask checks in counted loops
 * @library /test/lib /
 * @run driver compiler.c2.irTests.TestShiftAndMask
--- a/test/hotspot/jtreg/compiler/c2/irTests/UDivINodeIdealizationTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/UDivINodeIdealizationTests.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -32,6 +32,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8332268
+ * @key randomness
 * @summary Test that Ideal transformations of UDivINode* are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.UDivINodeIdealizationTests
--- a/test/hotspot/jtreg/compiler/c2/irTests/UDivLNodeIdealizationTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/UDivLNodeIdealizationTests.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -32,6 +32,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8332268
+ * @key randomness
 * @summary Test that Ideal transformations of UDivLNode* are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.UDivLNodeIdealizationTests
--- a/test/hotspot/jtreg/compiler/c2/irTests/UModINodeIdealizationTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/UModINodeIdealizationTests.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -32,6 +32,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8332268
+ * @key randomness
 * @summary Test that Ideal transformations of UModINode* are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.UModINodeIdealizationTests
--- a/test/hotspot/jtreg/compiler/c2/irTests/UModLNodeIdealizationTests.java
+++ b/test/hotspot/jtreg/compiler/c2/irTests/UModLNodeIdealizationTests.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -32,6 +32,7 @@ import compiler.lib.ir_framework.*;
 /*
 * @test
 * @bug 8332268
+ * @key randomness
 * @summary Test that Ideal transformations of UModLNode* are being performed as expected.
 * @library /test/lib /
 * @run driver compiler.c2.irTests.UModLNodeIdealizationTests
--- a/test/hotspot/jtreg/compiler/controldependency/TestDivDependentOnMainLoopGuard.java
+++ b/test/hotspot/jtreg/compiler/controldependency/TestDivDependentOnMainLoopGuard.java
@ -24,6 +24,7 @@
 /*
 * @test
 * @bug 8349139
+ * @key randomness
 * @summary C2: Div looses dependency on condition that guarantees divisor not null in counted loop
 * @library /test/lib /
 * @run main/othervm -Xcomp -XX:-TieredCompilation -XX:CompileOnly=TestDivDependentOnMainLoopGuard::*
--- a/test/hotspot/jtreg/compiler/igvn/ExpressionFuzzer.java
+++ b/test/hotspot/jtreg/compiler/igvn/ExpressionFuzzer.java
@ -24,6 +24,7 @@
 /*
 * @test
 * @bug 8359412
+ * @key randomness
 * @summary Use the template framework library to generate random expressions.
 * @modules java.base/jdk.internal.misc
 * @library /test/lib /
--- a/test/hotspot/jtreg/compiler/intrinsics/float16/TestFloat16MaxMinSpecialValues.java
+++ b/test/hotspot/jtreg/compiler/intrinsics/float16/TestFloat16MaxMinSpecialValues.java
@ -30,6 +30,7 @@ import jdk.test.lib.*;
 /**
 * @test
 * @bug 8352585
+ * @key randomness
 * @library /test/lib /
 * @summary Add special case handling for Float16.max/min x86 backend
 * @modules jdk.incubator.vector
--- a/test/hotspot/jtreg/compiler/loopopts/InvariantCodeMotionReassociateAddSub.java
+++ b/test/hotspot/jtreg/compiler/loopopts/InvariantCodeMotionReassociateAddSub.java
@ -31,6 +31,7 @@ import java.util.Random;
 /*
 * @test
 * @bug 8323220
+ * @key randomness
 * @summary Test loop invariant code motion of add/sub through reassociation
 * @library /test/lib /
 * @run driver compiler.c2.loopopts.InvariantCodeMotionReassociateAddSub
--- a/test/hotspot/jtreg/compiler/loopopts/InvariantCodeMotionReassociateCmp.java
+++ b/test/hotspot/jtreg/compiler/loopopts/InvariantCodeMotionReassociateCmp.java
@ -31,6 +31,7 @@ import java.util.Random;
 /*
 * @test
 * @bug 8323220
+ * @key randomness
 * @summary Test loop invariant code motion for cmp nodes through reassociation
 * @library /test/lib /
 * @run driver compiler.c2.loopopts.InvariantCodeMotionReassociateCmp
--- a/test/hotspot/jtreg/compiler/loopopts/parallel_iv/TestParallelIvInIntCountedLoop.java
+++ b/test/hotspot/jtreg/compiler/loopopts/parallel_iv/TestParallelIvInIntCountedLoop.java
@ -32,6 +32,7 @@ import java.util.Random;
 /**
 * @test
 * @bug 8328528
+ * @key randomness
 * @summary test the long typed parallel iv replacing transformation for int counted loop
 * @library /test/lib /
 * @requires vm.compiler2.enabled
--- a/test/hotspot/jtreg/compiler/loopopts/superword/MinMaxRed_Int.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/MinMaxRed_Int.java
@ -24,6 +24,7 @@
 /**
 * @test
 * @bug 8302673
+ * @key randomness
 * @summary [SuperWord] MaxReduction and MinReduction should vectorize for int
 * @library /test/lib /
 * @run driver compiler.loopopts.superword.MinMaxRed_Int
--- a/test/hotspot/jtreg/compiler/loopopts/superword/ReductionPerf.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/ReductionPerf.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -24,6 +24,7 @@
 /*
 * @test
 * @bug 8074981 8302652
+ * @key randomness
 * @summary Test SuperWord Reduction Perf.
 * @library /test/lib /
 * @run main/othervm -Xbatch
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestAliasing.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestAliasing.java
@ -24,6 +24,7 @@
 /*
 * @test
 * @bug 8324751
+ * @key randomness
 * @summary Test Speculative Aliasing checks in SuperWord
 * @library /test/lib /
 * @run driver compiler.loopopts.superword.TestAliasing nCOH_nAV_ySAC
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestAlignVector.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestAlignVector.java
@ -36,6 +36,7 @@ import java.nio.ByteOrder;
 /*
 * @test id=NoAlignVector
 * @bug 8310190
+ * @key randomness
 * @summary Test AlignVector with various loop init, stride, scale, invar, etc.
 * @modules java.base/jdk.internal.misc
 * @library /test/lib /
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestCompatibleUseDefTypeSize.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestCompatibleUseDefTypeSize.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2024, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -35,6 +35,7 @@ import java.nio.ByteOrder;
 /*
 * @test
 * @bug 8325155
+ * @key randomness
 * @summary Test some cases that vectorize after the removal of the alignment boundaries code.
 *          Now, we instead check if use-def connections have compatible type size.
 * @library /test/lib /
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestDependencyOffsets.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestDependencyOffsets.java
@ -24,6 +24,7 @@
 /*
 * @test id=vanilla-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @library /test/lib /
 * @compile ../../lib/ir_framework/TestFramework.java
@ -33,6 +34,7 @@
 /*
 * @test id=vanilla-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @library /test/lib /
 * @compile ../../lib/ir_framework/TestFramework.java
@ -42,6 +44,7 @@
 /*
 * @test id=sse4-v016-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -54,6 +57,7 @@
 /*
 * @test id=sse4-v016-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -66,6 +70,7 @@
 /*
 * @test id=sse4-v008-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -78,6 +83,7 @@
 /*
 * @test id=sse4-v008-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -102,6 +108,7 @@
 /*
 * @test id=sse4-v004-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -114,6 +121,7 @@
 /*
 * @test id=avx1-v032-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -126,6 +134,7 @@
 /*
 * @test id=avx1-v032-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -138,6 +147,7 @@
 /*
 * @test id=avx1-v016-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -150,6 +160,7 @@
 /*
 * @test id=avx1-v016-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -162,6 +173,7 @@
 /*
 * @test id=avx2-v032-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -174,6 +186,7 @@
 /*
 * @test id=avx2-v032-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -186,6 +199,7 @@
 /*
 * @test id=avx2-v016-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -198,6 +212,7 @@
 /*
 * @test id=avx2-v016-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -210,6 +225,7 @@
 /*
 * @test id=avx512-v064-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -222,6 +238,7 @@
 /*
 * @test id=avx512-v064-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -234,6 +251,7 @@
 /*
 * @test id=avx512-v032-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -246,6 +264,7 @@
 /*
 * @test id=avx512-v032-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -258,6 +277,7 @@
 /*
 * @test id=avx512bw-v064-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -270,6 +290,7 @@
 /*
 * @test id=avx512bw-v064-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -282,6 +303,7 @@
 /*
 * @test id=avx512bw-v032-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -294,6 +316,7 @@
 /*
 * @test id=avx512bw-v032-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64")
@ -306,6 +329,7 @@
 /*
 * @test id=vec-v064-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -317,6 +341,7 @@
 /*
 * @test id=vec-v064-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -328,6 +353,7 @@
 /*
 * @test id=vec-v032-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -339,6 +365,7 @@
 /*
 * @test id=vec-v032-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -350,6 +377,7 @@
 /*
 * @test id=vec-v016-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -361,6 +389,7 @@
 /*
 * @test id=vec-v016-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -372,6 +401,7 @@
 /*
 * @test id=vec-v008-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -383,6 +413,7 @@
 /*
 * @test id=vec-v008-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -394,6 +425,7 @@
 /*
 * @test id=vec-v004-A
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
@ -405,6 +437,7 @@
 /*
 * @test id=vec-v004-U
 * @bug 8298935 8308606 8310308 8312570 8310190
+ * @key randomness
 * @summary Test SuperWord: vector size, offsets, dependencies, alignment.
 * @requires vm.compiler2.enabled
 * @requires (os.arch!="x86" & os.arch!="i386" & os.arch!="amd64" & os.arch!="x86_64")
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestEquivalentInvariants.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestEquivalentInvariants.java
@ -35,6 +35,7 @@ import java.lang.foreign.*;
 /*
 * @test
 * @bug 8343685 8331659
+ * @key randomness
 * @summary Test vectorization with various invariants that are equivalent, but not trivially so,
 *          i.e. where the invariants have the same summands, but in a different order.
 * @modules java.base/jdk.internal.misc
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestMemorySegment.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestMemorySegment.java
@ -34,6 +34,7 @@ import java.lang.foreign.*;
 /*
 * @test id=byte-array
 * @bug 8329273
+ * @key randomness
 * @summary Test vectorization of loops over MemorySegment
 * @library /test/lib /
 * @run driver compiler.loopopts.superword.TestMemorySegment ByteArray
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestMemorySegmentUnalignedAddress.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestMemorySegmentUnalignedAddress.java
@ -35,6 +35,7 @@ import java.lang.foreign.*;
 /*
 * @test id=byte-buffer-direct
 * @bug 8323582
+ * @key randomness
 * @summary Test vectorization of loops over MemorySegment, with native memory where the address is not always aligned.
 * @library /test/lib /
 * @run driver compiler.loopopts.superword.TestMemorySegmentUnalignedAddress ByteBufferDirect
--- a/test/hotspot/jtreg/compiler/loopopts/superword/TestSplitPacks.java
+++ b/test/hotspot/jtreg/compiler/loopopts/superword/TestSplitPacks.java
@ -35,6 +35,7 @@ import java.nio.ByteOrder;
 /*
 * @test
 * @bug 8326139 8348659
+ * @key randomness
 * @summary Test splitting packs in SuperWord
 * @library /test/lib /
 * @run driver compiler.loopopts.superword.TestSplitPacks nCOH_nAV_ySAC
--- a/test/hotspot/jtreg/compiler/vectorapi/Test8278948.java
+++ b/test/hotspot/jtreg/compiler/vectorapi/Test8278948.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -33,6 +33,7 @@ import jdk.test.lib.Utils;
 /*
 * @test
 * @bug 8278948
+ * @key randomness
 * @summary Intermediate integer promotion vector length encoding is calculated incorrectly on x86
 * @modules jdk.incubator.vector
 * @library /test/lib
--- a/test/hotspot/jtreg/compiler/vectorapi/TestVectorAddMulReduction.java
+++ b/test/hotspot/jtreg/compiler/vectorapi/TestVectorAddMulReduction.java
@ -38,6 +38,7 @@ import jdk.test.lib.Utils;
 /**
 * @test
 * @bug 8320725
+ * @key randomness
 * @library /test/lib /
 * @summary Verify non-strictly ordered AddReductionVF/VD and MulReductionVF/VD
 *          nodes are generated in VectorAPI
--- a/test/hotspot/jtreg/compiler/vectorapi/TestVectorCompressExpandBits.java
+++ b/test/hotspot/jtreg/compiler/vectorapi/TestVectorCompressExpandBits.java
@ -38,6 +38,7 @@ import jdk.test.lib.Utils;
 /**
 * @test
 * @bug 8301012
+ * @key randomness
 * @library /test/lib /
 * @requires os.arch == "aarch64" & vm.cpu.features ~= ".*sve2.*" & vm.cpu.features ~= ".*svebitperm.*"
 * @summary [vectorapi]: Intrinsify CompressBitsV/ExpandBitsV and add the AArch64 SVE backend implementation
--- a/test/hotspot/jtreg/compiler/vectorapi/VectorMaskCastIdentityTest.java
+++ b/test/hotspot/jtreg/compiler/vectorapi/VectorMaskCastIdentityTest.java
@ -24,6 +24,7 @@
 /*
 * @test
 * @bug 8356760
+* @key randomness
 * @library /test/lib /
 * @summary Optimize VectorMask.fromLong for all-true/all-false cases
 * @modules jdk.incubator.vector
--- a/test/hotspot/jtreg/compiler/vectorapi/VectorMultiplyOpt.java
+++ b/test/hotspot/jtreg/compiler/vectorapi/VectorMultiplyOpt.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2024, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -32,6 +32,7 @@ import java.lang.reflect.Array;
 /**
 * @test
 * @bug 8341137
+ * @key randomness
 * @summary Optimize long vector multiplication using x86 VPMUL[U]DQ instruction.
 * @modules jdk.incubator.vector
 * @library /test/lib /
--- a/test/hotspot/jtreg/compiler/vectorapi/VectorSaturatedOperationsTest.java
+++ b/test/hotspot/jtreg/compiler/vectorapi/VectorSaturatedOperationsTest.java
@ -24,6 +24,7 @@
 /**
 * @test
 * @bug 8338021 8342677 8349522
+* @key randomness
 * @summary Add IR validation tests for newly added saturated vector add / sub operations
 * @modules jdk.incubator.vector
 * @library /test/lib /
--- a/test/hotspot/jtreg/compiler/vectorization/TestAutoVecIntMinMax.java
+++ b/test/hotspot/jtreg/compiler/vectorization/TestAutoVecIntMinMax.java
@ -30,6 +30,7 @@ import jdk.test.lib.Utils;
 /*
 * @test
 * @bug 8288107
+ * @key randomness
 * @summary Auto-vectorization enhancement for integer Math.max/Math.min operations
 * @library /test/lib /
 * @requires vm.compiler2.enabled
--- a/test/hotspot/jtreg/compiler/vectorization/TestEor3AArch64.java
+++ b/test/hotspot/jtreg/compiler/vectorization/TestEor3AArch64.java
@ -33,6 +33,7 @@ import jdk.test.lib.Utils;
 /*
 * @test
 * @bug 8293488
+ * @key randomness
 * @summary Test EOR3 Neon/SVE2 instruction for aarch64 SHA3 extension
 * @library /test/lib /
 * @requires os.arch == "aarch64"
--- a/test/hotspot/jtreg/compiler/vectorization/TestMacroLogicVector.java
+++ b/test/hotspot/jtreg/compiler/vectorization/TestMacroLogicVector.java
@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2020, 2025, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@ -24,6 +24,7 @@
 /**
 * @test
 * @bug 8241040
+ * @key randomness
 * @library /test/lib
 *
 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions
--- a/test/hotspot/jtreg/compiler/vectorization/TestVectorZeroCount.java
+++ b/test/hotspot/jtreg/compiler/vectorization/TestVectorZeroCount.java
@ -21,20 +21,20 @@
 * questions.
 */

+package compiler.vectorization;
+
+import java.util.Random;
+import jdk.test.lib.Utils;
+
 /* @test
 * @bug 8349637
+ * @key randomness
 * @requires vm.flavor == "server" & (vm.opt.TieredStopAtLevel == null | vm.opt.TieredStopAtLevel == 4)
 * @summary Ensure that vectorization of numberOfLeadingZeros and numberOfTrailingZeros outputs correct values
 * @library /test/lib /
 * @run main/othervm/timeout=480 compiler.vectorization.TestVectorZeroCount
 */

-package compiler.vectorization;
-
-import java.util.Random;
-
-import jdk.test.lib.Utils;
-
 public class TestVectorZeroCount {
    private static final int SIZE = 1024;
    private static final Random RANDOM = Utils.getRandomInstance();