1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/cpu/sparc/vm/vmreg_sparc.inline.hpp Sat Dec 01 00:00:00 2007 +0000 1.3 @@ -0,0 +1,62 @@ 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 + return VMRegImpl::as_VMReg(encoding() << 1 ); 1.31 +} 1.32 + 1.33 +inline VMReg FloatRegisterImpl::as_VMReg() { return VMRegImpl::as_VMReg( ConcreteRegisterImpl::max_gpr + encoding() ); } 1.34 + 1.35 + 1.36 +inline bool VMRegImpl::is_Register() { return value() >= 0 && value() < ConcreteRegisterImpl::max_gpr; } 1.37 +inline bool VMRegImpl::is_FloatRegister() { return value() >= ConcreteRegisterImpl::max_gpr && 1.38 + value() < ConcreteRegisterImpl::max_fpr; } 1.39 +inline Register VMRegImpl::as_Register() { 1.40 + 1.41 + assert( is_Register() && is_even(value()), "even-aligned GPR name" ); 1.42 + // Yuk 1.43 + return ::as_Register(value()>>1); 1.44 +} 1.45 + 1.46 +inline FloatRegister VMRegImpl::as_FloatRegister() { 1.47 + assert( is_FloatRegister(), "must be" ); 1.48 + // Yuk 1.49 + return ::as_FloatRegister( value() - ConcreteRegisterImpl::max_gpr ); 1.50 +} 1.51 + 1.52 +inline bool VMRegImpl::is_concrete() { 1.53 + assert(is_reg(), "must be"); 1.54 + int v = value(); 1.55 + if ( v < ConcreteRegisterImpl::max_gpr ) { 1.56 + return is_even(v); 1.57 + } 1.58 + // F0..F31 1.59 + if ( v <= ConcreteRegisterImpl::max_gpr + 31) return true; 1.60 + if ( v < ConcreteRegisterImpl::max_fpr) { 1.61 + return is_even(v); 1.62 + } 1.63 + assert(false, "what register?"); 1.64 + return false; 1.65 +}