src/java.base/share/classes/java/lang/invoke/InvokerBytecodeGenerator.java

rev 58552 : [mq]: 8241727-Typos-empty-lines-in-javadoc-inconsistent-indents-etc

*** 1,7 ****
  /*
!  * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2012, 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 1149,1177 ****
  
          return invokeBasicName;  // return what's on stack
      }
  
      /**
!       * Emit bytecode for the guardWithCatch idiom.
!       *
!       * The pattern looks like (Cf. MethodHandleImpl.makeGuardWithCatch):
!       * <blockquote><pre>{@code
!       *  guardWithCatch=Lambda(a0:L,a1:L,a2:L,a3:L,a4:L,a5:L,a6:L,a7:L)=>{
!       *    t8:L=MethodHandle.invokeBasic(a4:L,a6:L,a7:L);
!       *    t9:L=MethodHandleImpl.guardWithCatch(a1:L,a2:L,a3:L,t8:L);
!       *   t10:I=MethodHandle.invokeBasic(a5:L,t9:L);t10:I}
!       * }</pre></blockquote>
!       *
!       * It is compiled into bytecode equivalent of the following code:
!       * <blockquote><pre>{@code
!       *  try {
!       *      return a1.invokeBasic(a6, a7);
!       *  } catch (Throwable e) {
!       *      if (!a2.isInstance(e)) throw e;
!       *      return a3.invokeBasic(ex, a6, a7);
!       *  }}</pre></blockquote>
!       */
      private Name emitGuardWithCatch(int pos) {
          Name args    = lambdaForm.names[pos];
          Name invoker = lambdaForm.names[pos+1];
          Name result  = lambdaForm.names[pos+2];
  
--- 1149,1177 ----
  
          return invokeBasicName;  // return what's on stack
      }
  
      /**
!      * Emit bytecode for the guardWithCatch idiom.
!      *
!      * The pattern looks like (Cf. MethodHandleImpl.makeGuardWithCatch):
!      * <blockquote><pre>{@code
!      *  guardWithCatch=Lambda(a0:L,a1:L,a2:L,a3:L,a4:L,a5:L,a6:L,a7:L)=>{
!      *    t8:L=MethodHandle.invokeBasic(a4:L,a6:L,a7:L);
!      *    t9:L=MethodHandleImpl.guardWithCatch(a1:L,a2:L,a3:L,t8:L);
!      *   t10:I=MethodHandle.invokeBasic(a5:L,t9:L);t10:I}
!      * }</pre></blockquote>
!      *
!      * It is compiled into bytecode equivalent of the following code:
!      * <blockquote><pre>{@code
!      *  try {
!      *      return a1.invokeBasic(a6, a7);
!      *  } catch (Throwable e) {
!      *      if (!a2.isInstance(e)) throw e;
!      *      return a3.invokeBasic(ex, a6, a7);
!      *  }}</pre></blockquote>
!      */
      private Name emitGuardWithCatch(int pos) {
          Name args    = lambdaForm.names[pos];
          Name invoker = lambdaForm.names[pos+1];
          Name result  = lambdaForm.names[pos+2];