compiler/gcbarriers/TestG1BarrierGeneration.java after merging JDK-8334060 in jdk-24+18

1) Method "public static void compiler.gcbarriers.TestG1BarrierGeneration.testArrayStore(java.lang.Object[],int,java.lang.Object)" - [Failed IR rules: 1]:
   * @IR rule 2: "@compiler.lib.ir_framework.IR(phase={FINAL_CODE}, applyIfPlatformAnd={}, applyIfCPUFeatureOr={}, counts={"_#C#G1_ENCODE_P_AND_STORE_N_WITH_BARRIER_FLAG#_", "pre post", "1"}, applyIfPlatform={}, applyIfPlatformOr={}, failOn={}, applyIfOr={}, applyIfCPUFeatureAnd={}, applyIf={"UseCompressedOops", "true"}, applyIfCPUFeature={}, applyIfAnd={}, applyIfNot={})"
     > Phase "Final Code":
       - counts: Graph contains wrong number of nodes:
         * Constraint 1: "(\\d+(\\s){2}(g1EncodePAndStoreN\\S*.*)+(\\s){2}===.*barrier\\(\\s*pre post\\s*\\))"
           - Failed comparison: [found] 0 = 1 [given]
           - No nodes matched!

2) Method "public static void compiler.gcbarriers.TestG1BarrierGeneration.testArrayStoreTwice(java.lang.Object[],java.lang.Object[],int,java.lang.Object)" - [Failed IR rules: 1]:
   * @IR rule 2: "@compiler.lib.ir_framework.IR(phase={FINAL_CODE}, applyIfPlatformAnd={}, applyIfCPUFeatureOr={}, counts={"_#C#G1_ENCODE_P_AND_STORE_N_WITH_BARRIER_FLAG#_", "pre post", "2"}, applyIfPlatform={}, applyIfPlatformOr={}, failOn={}, applyIfOr={}, applyIfCPUFeatureAnd={}, applyIf={"UseCompressedOops", "true"}, applyIfCPUFeature={}, applyIfAnd={}, applyIfNot={})"
     > Phase "Final Code":
       - counts: Graph contains wrong number of nodes:
         * Constraint 1: "(\\d+(\\s){2}(g1EncodePAndStoreN\\S*.*)+(\\s){2}===.*barrier\\(\\s*pre post\\s*\\))"
           - Failed comparison: [found] 0 = 2 [given]
           - No nodes matched!

3) Method "static java.lang.Object compiler.gcbarriers.TestG1BarrierGeneration.testCompareAndExchange(compiler.gcbarriers.TestG1BarrierGeneration$Outer,java.lang.Object,java.lang.Object)" - [Failed IR rules: 1]:
   * @IR rule 2: "@compiler.lib.ir_framework.IR(phase={FINAL_CODE}, applyIfPlatformAnd={}, applyIfCPUFeatureOr={}, counts={"_#C#G1_COMPARE_AND_EXCHANGE_N_WITH_BARRIER_FLAG#_", "pre post", "1"}, applyIfPlatform={}, applyIfPlatformOr={}, failOn={}, applyIfOr={}, applyIfCPUFeatureAnd={}, applyIf={"UseCompressedOops", "true"}, applyIfCPUFeature={}, applyIfAnd={}, applyIfNot={})"
     > Phase "Final Code":
       - counts: Graph contains wrong number of nodes:
         * Constraint 1: "(\\d+(\\s){2}(g1CompareAndExchangeN\\S*.*)+(\\s){2}===.*barrier\\(\\s*pre post\\s*\\))"
           - Failed comparison: [found] 0 = 1 [given]
           - No nodes matched!

4) Method "static boolean compiler.gcbarriers.TestG1BarrierGeneration.testCompareAndSwap(compiler.gcbarriers.TestG1BarrierGeneration$Outer,java.lang.Object,java.lang.Object)" - [Failed IR rules: 1]:
   * @IR rule 2: "@compiler.lib.ir_framework.IR(phase={FINAL_CODE}, applyIfPlatformAnd={}, applyIfCPUFeatureOr={}, counts={"_#C#G1_COMPARE_AND_SWAP_N_WITH_BARRIER_FLAG#_", "pre post", "1"}, applyIfPlatform={}, applyIfPlatformOr={}, failOn={}, applyIfOr={}, applyIfCPUFeatureAnd={}, applyIf={"UseCompressedOops", "true"}, applyIfCPUFeature={}, applyIfAnd={}, applyIfNot={})"
     > Phase "Final Code":
       - counts: Graph contains wrong number of nodes:
         * Constraint 1: "(\\d+(\\s){2}(g1CompareAndSwapN\\S*.*)+(\\s){2}===.*barrier\\(\\s*pre post\\s*\\))"
           - Failed comparison: [found] 0 = 1 [given]
           - No nodes matched!