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8263358: Update java.lang to use instanceof pattern variable

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Reviewed-by: iris, chegar, mchung, dfuchs
This commit is contained in:
Patrick Concannon 2021-03-24 09:57:22 +00:00
parent ae9af57bf6
commit 329697b02e
18 changed files with 63 additions and 112 deletions
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9
src/java.base/share/classes/java/lang/invoke/InvokerBytecodeGenerator.java
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@ -302,8 +302,7 @@ class InvokerBytecodeGenerator {
}
private static String debugString(Object arg) {
if (arg instanceof MethodHandle) {
MethodHandle mh = (MethodHandle) arg;
if (arg instanceof MethodHandle mh) {
MemberName member = mh.internalMemberName();
if (member != null)
return member.toString();
@ -627,8 +626,7 @@ class InvokerBytecodeGenerator {
private void emitReferenceCast(Class<?> cls, Object arg) {
Name writeBack = null; // local to write back result
if (arg instanceof Name) {
Name n = (Name) arg;
if (arg instanceof Name n) {
if (lambdaForm.useCount(n) > 1) {
// This guy gets used more than once.
writeBack = n;
@ -1679,8 +1677,7 @@ class InvokerBytecodeGenerator {
private void emitPushArgument(Class<?> ptype, Object arg) {
BasicType bptype = basicType(ptype);
if (arg instanceof Name) {
Name n = (Name) arg;
if (arg instanceof Name n) {
emitLoadInsn(n.type, n.index());
emitImplicitConversion(n.type, ptype, n);
} else if (arg == null && bptype == L_TYPE) {