1 /* 2 * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 // Optimization - Graph Style 26 27 #include "incls/_precompiled.incl" 28 #include "incls/_connode.cpp.incl" 29 30 //============================================================================= 31 //------------------------------hash------------------------------------------- 32 uint ConNode::hash() const { 33 return (uintptr_t)in(TypeFunc::Control) + _type->hash(); 34 } 35 36 //------------------------------make------------------------------------------- 37 ConNode *ConNode::make( Compile* C, const Type *t ) { 38 switch( t->basic_type() ) { 39 case T_INT: return new (C, 1) ConINode( t->is_int() ); 40 case T_LONG: return new (C, 1) ConLNode( t->is_long() ); 41 case T_FLOAT: return new (C, 1) ConFNode( t->is_float_constant() ); 42 case T_DOUBLE: return new (C, 1) ConDNode( t->is_double_constant() ); 43 case T_VOID: return new (C, 1) ConNode ( Type::TOP ); 44 case T_OBJECT: return new (C, 1) ConPNode( t->is_oopptr() ); 45 case T_ARRAY: return new (C, 1) ConPNode( t->is_aryptr() ); 46 case T_ADDRESS: return new (C, 1) ConPNode( t->is_ptr() ); 47 case T_NARROWOOP: return new (C, 1) ConNNode( t->is_narrowoop() ); 48 // Expected cases: TypePtr::NULL_PTR, any is_rawptr() | 1 /* 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "memory/allocation.inline.hpp" 27 #include "opto/addnode.hpp" 28 #include "opto/compile.hpp" 29 #include "opto/connode.hpp" 30 #include "opto/machnode.hpp" 31 #include "opto/matcher.hpp" 32 #include "opto/memnode.hpp" 33 #include "opto/phaseX.hpp" 34 #include "opto/subnode.hpp" 35 #include "runtime/sharedRuntime.hpp" 36 37 // Optimization - Graph Style 38 39 //============================================================================= 40 //------------------------------hash------------------------------------------- 41 uint ConNode::hash() const { 42 return (uintptr_t)in(TypeFunc::Control) + _type->hash(); 43 } 44 45 //------------------------------make------------------------------------------- 46 ConNode *ConNode::make( Compile* C, const Type *t ) { 47 switch( t->basic_type() ) { 48 case T_INT: return new (C, 1) ConINode( t->is_int() ); 49 case T_LONG: return new (C, 1) ConLNode( t->is_long() ); 50 case T_FLOAT: return new (C, 1) ConFNode( t->is_float_constant() ); 51 case T_DOUBLE: return new (C, 1) ConDNode( t->is_double_constant() ); 52 case T_VOID: return new (C, 1) ConNode ( Type::TOP ); 53 case T_OBJECT: return new (C, 1) ConPNode( t->is_oopptr() ); 54 case T_ARRAY: return new (C, 1) ConPNode( t->is_aryptr() ); 55 case T_ADDRESS: return new (C, 1) ConPNode( t->is_ptr() ); 56 case T_NARROWOOP: return new (C, 1) ConNNode( t->is_narrowoop() ); 57 // Expected cases: TypePtr::NULL_PTR, any is_rawptr() |