view src/share/vm/ci/ciConstant.cpp @ 3700:f13867c41f73

7199742: A lot of C2 OSR compilations of the same method's bci Summary: Don't clone head of OSR loop. Reviewed-by: jrose, twisti
author kvn
date Tue, 02 Oct 2012 14:49:21 -0700
parents c18cbe5936b8
children
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/*
 * Copyright (c) 1999, 2010, 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.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

#include "precompiled.hpp"
#include "ci/ciConstant.hpp"
#include "ci/ciUtilities.hpp"
#include "memory/allocation.hpp"
#include "memory/allocation.inline.hpp"

// ciConstant
//
// This class represents a constant value.

// ------------------------------------------------------------------
// ciConstant::print
void ciConstant::print() {
  tty->print("<ciConstant type=%s value=",
             basictype_to_str(basic_type()));
  switch (basic_type()) {
  case T_BOOLEAN:
    tty->print("%s", bool_to_str(_value._int != 0));
    break;
  case T_CHAR:
  case T_BYTE:
  case T_SHORT:
  case T_INT:
    tty->print("%d", _value._int);
    break;
  case T_LONG:
    tty->print(INT64_FORMAT, _value._long);
    break;
  case T_FLOAT:
    tty->print("%f", _value._float);
    break;
  case T_DOUBLE:
    tty->print("%lf", _value._double);
    break;
  case T_OBJECT:
  case T_ARRAY:
    _value._object->print();
    break;
  default:
    tty->print("ILLEGAL");
    break;
  }
  tty->print(">");
}