8345053: Add support for FP16 valueOf routines

src/hotspot/share/opto/convertnode.cpp

@@ -201,7 +201,7 @@ Node* ConvD2HFNode::Ideal(PhaseGVN *phase, bool can_reshape) {
 }
 
 //------------------------------Identity---------------------------------------
-// Half-Float's can be converted to doubles with no loss of bits.  Hence
+// Half-Float's can be converted to doubles with no loss of precision.  Hence
 // converting a half float to a double and back to a half float is a NOP.
 Node* ConvD2HFNode::Identity(PhaseGVN* phase) {
   return (in(1)->Opcode() == Op_ConvHF2D) ? in(1)->in(1) : this;

test/hotspot/jtreg/compiler/c2/irTests/ConvD2HFTransformationTests.java

@@ -58,7 +58,7 @@ public static void main(String[] args) {
     @IR(counts = {IRNode.CONV_I2HF, ">=1"},
         failOn = {IRNode.CONV_D2HF, IRNode.CONV_I2D},
         applyIfCPUFeatureAnd = {"fphp", "true", "asimdhp", "true"})
-    // Test Ideal transformation of ConvD2HF node : pattern ConvI2D -> ConvD2HF is optimized to ConvI2HF
+        // Test Ideal transformation of ConvD2HF node : pattern ConvI2D -> ConvD2HF is optimized to ConvI2HF
         public void testIdeal() {
         for (int i = 0; i < SIZE; i++) {
             fout[i] = valueOf(input[i]);
@@ -78,7 +78,7 @@ public void checkTestIdeal() {
     @Test
     @IR(failOn = {IRNode.CONV_D2HF, IRNode.CONV_HF2D},
         applyIfCPUFeatureAnd = {"fphp", "true", "asimdhp", "true"})
-    // Test Identity transformation of ConvD2HF node : pattern - ConvHF2D -> ConvD2HF is optimized away
+        // Test Identity transformation of ConvD2HF node : pattern - ConvHF2D -> ConvD2HF is optimized away
         public void testIdentity() {
         for (int i = 0; i < SIZE; i++) {
             fout[i] = valueOf(fin[i].doubleValue());