Failing in fibers branch of loom repo, linux-aarch64-debug only.

One or more @IR rules failed:

Failed IR Rules (1) of Methods (1)
----------------------------------
1) Method "public short TestFloat16ScalarOperations.testRandomFP16ConstantPatternSet1()" - [Failed IR rules: 1]:
   * @IR rule 2: "@compiler.lib.ir_framework.IR(phase={DEFAULT}, applyIfPlatformAnd={}, applyIfCPUFeatureOr={}, counts={"_#ADD_HF#_", " >0 ", "_#SUB_HF#_", " >0 ", "_#MUL_HF#_", " >0 ", "_#DIV_HF#_", " >0 "}, failOn={}, applyIfPlatform={}, applyIfPlatformOr={}, applyIfOr={}, applyIfCPUFeatureAnd={"fphp", "true", "asimdhp", "true"}, applyIf={}, applyIfCPUFeature={}, applyIfAnd={}, applyIfNot={})"
     > Phase "PrintIdeal":
       - counts: Graph contains wrong number of nodes:
         * Constraint 4: "(\\d+(\\s){2}(DivHF.*)+(\\s){2}===.*)"
           - Failed comparison: [found] 0 > 0 [given]
           - No nodes matched!

>>> Check stdout for compilation output of the failed methods