src/share/vm/opto/compile.cpp

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2016, 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.
--- 1,7 ----
  /*
!  * Copyright (c) 1997, 2017, 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.
*** 3402,3412 ****
          if (!is_uncommon ) {
            // Is it safe to skip?
            for (uint i = 0; i < in->outcnt(); i++) {
              Node* u = in->raw_out(i);
              if (!u->is_SafePoint() ||
!                  u->is_Call() && u->as_Call()->has_non_debug_use(n)) {
                safe_to_skip = false;
              }
            }
          }
          if (safe_to_skip) {
--- 3402,3412 ----
          if (!is_uncommon ) {
            // Is it safe to skip?
            for (uint i = 0; i < in->outcnt(); i++) {
              Node* u = in->raw_out(i);
              if (!u->is_SafePoint() ||
!                 (u->is_Call() && u->as_Call()->has_non_debug_use(n))) {
                safe_to_skip = false;
              }
            }
          }
          if (safe_to_skip) {
*** 3834,3846 ****
    case T_DOUBLE:  return (_v._value.j == other._v._value.j);
    case T_OBJECT:
    case T_ADDRESS: return (_v._value.l == other._v._value.l);
    case T_VOID:    return (_v._value.l == other._v._value.l);  // jump-table entries
    case T_METADATA: return (_v._metadata == other._v._metadata);
!   default: ShouldNotReachHere();
    }
-   return false;
  }
  
  static int type_to_size_in_bytes(BasicType t) {
    switch (t) {
    case T_INT:     return sizeof(jint   );
--- 3834,3845 ----
    case T_DOUBLE:  return (_v._value.j == other._v._value.j);
    case T_OBJECT:
    case T_ADDRESS: return (_v._value.l == other._v._value.l);
    case T_VOID:    return (_v._value.l == other._v._value.l);  // jump-table entries
    case T_METADATA: return (_v._metadata == other._v._metadata);
!   default: ShouldNotReachHere(); return false;
    }
  }
  
  static int type_to_size_in_bytes(BasicType t) {
    switch (t) {
    case T_INT:     return sizeof(jint   );
*** 3851,3864 ****
      // We use T_VOID as marker for jump-table entries (labels) which
      // need an internal word relocation.
    case T_VOID:
    case T_ADDRESS:
    case T_OBJECT:  return sizeof(jobject);
!   }
! 
    ShouldNotReachHere();
    return -1;
  }
  
  int Compile::ConstantTable::qsort_comparator(Constant* a, Constant* b) {
    // sort descending
    if (a->freq() > b->freq())  return -1;
--- 3850,3863 ----
      // We use T_VOID as marker for jump-table entries (labels) which
      // need an internal word relocation.
    case T_VOID:
    case T_ADDRESS:
    case T_OBJECT:  return sizeof(jobject);
!   default:
      ShouldNotReachHere();
      return -1;
+   }
  }
  
  int Compile::ConstantTable::qsort_comparator(Constant* a, Constant* b) {
    // sort descending
    if (a->freq() > b->freq())  return -1;