8353665: RISC-V: IR verification fails in TestSubNodeFloatDoubleNegation.java

test/hotspot/jtreg/compiler/floatingpoint/TestSubNodeFloatDoubleNegation.java

@@ -55,7 +55,9 @@ public static void assertResults() {
     @Test
     // Match a generic SubNode, because scalar Float16 operations are often
     // performed as float operations.
-    @IR(counts = { IRNode.SUB, "2" })
+    @IR(counts = { IRNode.SUB, "2" }, applyIfPlatform = {"riscv64", "false"})
+    @IR(counts = { IRNode.SUB, "2" }, applyIfCPUFeature = {"zfh", "false"})
+    @IR(counts = { IRNode.SUB_HF, "2" }, applyIfCPUFeature = {"zfh", "true"})
     // Checks that the subtractions in 0 - (0 - hf) do not get eliminiated
     public static Float16 testHalfFloat(Float16 hf) {
         return Float16.subtract(

test/hotspot/jtreg/compiler/lib/ir_framework/TestFramework.java

@@ -139,11 +139,14 @@ public class TestFramework {
                     "UseAVX",
                     "UseSSE",
                     "UseSVE",
-                    "UseZbb",
-                    "UseRVV",
                     "Xlog",
                     "LogCompilation",
-                    "UseCompactObjectHeaders"
+                    "UseCompactObjectHeaders",
+                    // Riscv
+                    "UseRVV",
+                    "UseZbb",
+                    "UseZfh",
+                    "UseZvbb"
             )
     );