1 /* 2 * Copyright (c) 2013, Red Hat Inc. 3 * Copyright (c) 2006, 2010, Oracle and/or its affiliates. 4 * 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_AARCH64_VM_VMREG_AARCH64_INLINE_HPP 28 #define CPU_AARCH64_VM_VMREG_AARCH64_INLINE_HPP 29 30 inline VMReg RegisterImpl::as_VMReg() { 31 if( this==noreg ) return VMRegImpl::Bad(); 32 return VMRegImpl::as_VMReg(encoding() << 1 ); 33 } 34 35 inline VMReg FloatRegisterImpl::as_VMReg() { 36 return VMRegImpl::as_VMReg((encoding() << 1) + ConcreteRegisterImpl::max_gpr); 37 } 38 39 inline bool VMRegImpl::is_Register() { 40 return (unsigned int) value() < (unsigned int) ConcreteRegisterImpl::max_gpr; 41 } 42 43 inline bool VMRegImpl::is_FloatRegister() { 44 return value() >= ConcreteRegisterImpl::max_gpr && value() < ConcreteRegisterImpl::max_fpr; 45 } 46 47 inline Register VMRegImpl::as_Register() { 48 49 assert( is_Register(), "must be"); 50 // Yuk 51 return ::as_Register(value() >> 1); 52 } 53 54 inline FloatRegister VMRegImpl::as_FloatRegister() { 55 assert( is_FloatRegister() && is_even(value()), "must be" ); 56 // Yuk 57 return ::as_FloatRegister((value() - ConcreteRegisterImpl::max_gpr) >> 1); 58 } 59 60 inline bool VMRegImpl::is_concrete() { 61 assert(is_reg(), "must be"); 62 return is_even(value()); 63 } 64 65 #endif // CPU_AARCH64_VM_VMREG_AARCH64_INLINE_HPP