1 /*
   2  * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2014, Red Hat Inc. All rights reserved.
   4  * Copyright (c) 2015, Linaro Ltd. All rights reserved.
   5  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   6  *
   7  * This code is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License version 2 only, as
   9  * published by the Free Software Foundation.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  *
  25  */
  26 
  27 #ifndef CPU_AARCH32_VM_VMREG_AARCH32_HPP
  28 #define CPU_AARCH32_VM_VMREG_AARCH32_HPP
  29 
  30   bool is_Register() {
  31     // BAD_REG should not pass this test.
  32     return (unsigned int) value() <
  33            (unsigned int) ConcreteRegisterImpl::max_gpr;
  34   }
  35 
  36   bool is_FloatRegister() {
  37     return value() >= ConcreteRegisterImpl::max_gpr &&
  38            value() < ConcreteRegisterImpl::max_fpr;
  39   }
  40 
  41   Register as_Register() {
  42     assert(is_Register(), "sanity check");
  43     return ::as_Register(value());
  44   }
  45 
  46   FloatRegister as_FloatRegister() {
  47     assert(is_FloatRegister(), "sanity check");
  48     return ::as_FloatRegister(value() - ConcreteRegisterImpl::max_gpr);
  49   }
  50 
  51   inline bool is_concrete() {
  52     assert(is_reg(), "sanity check");
  53     return true;
  54   }
  55 
  56 #endif // CPU_AARCH32_VM_VMREG_AARCH32_HPP