8294262: AArch64: compiler/vectorapi/TestReverseByteTransforms.java test failed on SVE machine

Reviewed-by: aph, njian

Author: e1iu

test/hotspot/jtreg/compiler/vectorapi/TestReverseByteTransforms.java

@@ -37,8 +37,12 @@
 /*
  * @test
  * @bug 8287794
- * @summary Test various reverse bytes ideal transforms on X86(AVX2, AVX512) and AARCH64(NEON)
+ * @summary Test various reverse bytes ideal transforms on X86(AVX2, AVX512) and AArch64(NEON).
+ *          For AArch64(SVE), we have a specific optimization,
+ *          ReverseBytesV (ReverseBytesV X MASK) MASK => X, which eliminates both ReverseBytesV
+ *          nodes. The test cases for AArch64(SVE) are in TestReverseByteTransformsSVE.java.
  * @requires vm.compiler2.enabled
+ * @requires !(vm.cpu.features ~= ".*sve.*")
  * @modules jdk.incubator.vector
  * @library /test/lib /
  * @run driver compiler.vectorapi.TestReverseByteTransforms