1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/cpu/x86/vm/vmreg_x86.inline.hpp Sat Dec 01 00:00:00 2007 +0000 1.3 @@ -0,0 +1,84 @@ 1.4 +/* 1.5 + * Copyright 2006-2007 Sun Microsystems, Inc. All Rights Reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 1.23 + * CA 95054 USA or visit www.sun.com if you need additional information or 1.24 + * have any questions. 1.25 + * 1.26 + */ 1.27 + 1.28 +inline VMReg RegisterImpl::as_VMReg() { 1.29 + if( this==noreg ) return VMRegImpl::Bad(); 1.30 +#ifdef AMD64 1.31 + return VMRegImpl::as_VMReg(encoding() << 1 ); 1.32 +#else 1.33 + return VMRegImpl::as_VMReg(encoding() ); 1.34 +#endif // AMD64 1.35 +} 1.36 + 1.37 +inline VMReg FloatRegisterImpl::as_VMReg() { 1.38 + return VMRegImpl::as_VMReg((encoding() << 1) + ConcreteRegisterImpl::max_gpr); 1.39 +} 1.40 + 1.41 +inline VMReg XMMRegisterImpl::as_VMReg() { 1.42 + return VMRegImpl::as_VMReg((encoding() << 1) + ConcreteRegisterImpl::max_fpr); 1.43 +} 1.44 + 1.45 + 1.46 +inline bool VMRegImpl::is_Register() { 1.47 + return (unsigned int) value() < (unsigned int) ConcreteRegisterImpl::max_gpr; 1.48 +} 1.49 + 1.50 +inline bool VMRegImpl::is_FloatRegister() { 1.51 + return value() >= ConcreteRegisterImpl::max_gpr && value() < ConcreteRegisterImpl::max_fpr; 1.52 +} 1.53 + 1.54 +inline bool VMRegImpl::is_XMMRegister() { 1.55 + return value() >= ConcreteRegisterImpl::max_fpr && value() < ConcreteRegisterImpl::max_xmm; 1.56 +} 1.57 + 1.58 +inline Register VMRegImpl::as_Register() { 1.59 + 1.60 + assert( is_Register(), "must be"); 1.61 + // Yuk 1.62 +#ifdef AMD64 1.63 + return ::as_Register(value() >> 1); 1.64 +#else 1.65 + return ::as_Register(value()); 1.66 +#endif // AMD64 1.67 +} 1.68 + 1.69 +inline FloatRegister VMRegImpl::as_FloatRegister() { 1.70 + assert( is_FloatRegister() && is_even(value()), "must be" ); 1.71 + // Yuk 1.72 + return ::as_FloatRegister((value() - ConcreteRegisterImpl::max_gpr) >> 1); 1.73 +} 1.74 + 1.75 +inline XMMRegister VMRegImpl::as_XMMRegister() { 1.76 + assert( is_XMMRegister() && is_even(value()), "must be" ); 1.77 + // Yuk 1.78 + return ::as_XMMRegister((value() - ConcreteRegisterImpl::max_fpr) >> 1); 1.79 +} 1.80 + 1.81 +inline bool VMRegImpl::is_concrete() { 1.82 + assert(is_reg(), "must be"); 1.83 +#ifndef AMD64 1.84 + if (is_Register()) return true; 1.85 +#endif // AMD64 1.86 + return is_even(value()); 1.87 +}