author | herrick |
Thu, 17 Oct 2019 07:55:35 -0400 | |
branch | JDK-8200758-branch |
changeset 58670 | 6fb9e12d5595 |
parent 53244 | 9807daeb47c4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved. |
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* Copyright (c) 2016 SAP SE. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef CPU_S390_VMREG_S390_HPP |
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#define CPU_S390_VMREG_S390_HPP |
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inline bool is_Register() { |
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return (unsigned int)value() < (unsigned int)ConcreteRegisterImpl::max_gpr; |
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} |
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inline bool is_FloatRegister() { |
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return value() >= ConcreteRegisterImpl::max_gpr && |
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value() < ConcreteRegisterImpl::max_fpr; |
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} |
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inline Register as_Register() { |
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assert(is_Register() && is_even(value()), "even-aligned GPR name"); |
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return ::as_Register(value() >> 1); |
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} |
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inline FloatRegister as_FloatRegister() { |
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assert(is_FloatRegister() && is_even(value()), "must be"); |
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return ::as_FloatRegister((value() - ConcreteRegisterImpl::max_gpr) >> 1); |
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} |
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inline bool is_concrete() { |
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assert(is_reg(), "must be"); |
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return is_even(value()); |
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} |
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#endif // CPU_S390_VMREG_S390_HPP |