1 /* 2 * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2008, 2009, 2010 Red Hat, Inc. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 #include "incls/_precompiled.incl" 27 #include "incls/_sharkStack.cpp.incl" 28 29 using namespace llvm; 30 31 void SharkStack::initialize(Value* method) { 32 bool setup_sp_and_method = (method != NULL); 33 34 int locals_words = max_locals(); 35 int extra_locals = locals_words - arg_size(); 36 int header_words = SharkFrame::header_words; 37 int monitor_words = max_monitors()*frame::interpreter_frame_monitor_size(); 38 int stack_words = max_stack(); 39 int frame_words = header_words + monitor_words + stack_words; 40 41 _extended_frame_size = frame_words + locals_words; 42 43 // Update the stack pointer 44 Value *stack_pointer = builder()->CreateSub( 45 CreateLoadStackPointer(), 46 LLVMValue::intptr_constant((frame_words + extra_locals) * wordSize)); 47 CreateStackOverflowCheck(stack_pointer); | 1 /* 2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2008, 2009, 2010 Red Hat, Inc. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 #include "precompiled.hpp" 27 #include "shark/llvmHeaders.hpp" 28 #include "shark/sharkFunction.hpp" 29 #include "shark/sharkNativeWrapper.hpp" 30 #include "shark/sharkStack.hpp" 31 #include "shark/sharkType.hpp" 32 33 using namespace llvm; 34 35 void SharkStack::initialize(Value* method) { 36 bool setup_sp_and_method = (method != NULL); 37 38 int locals_words = max_locals(); 39 int extra_locals = locals_words - arg_size(); 40 int header_words = SharkFrame::header_words; 41 int monitor_words = max_monitors()*frame::interpreter_frame_monitor_size(); 42 int stack_words = max_stack(); 43 int frame_words = header_words + monitor_words + stack_words; 44 45 _extended_frame_size = frame_words + locals_words; 46 47 // Update the stack pointer 48 Value *stack_pointer = builder()->CreateSub( 49 CreateLoadStackPointer(), 50 LLVMValue::intptr_constant((frame_words + extra_locals) * wordSize)); 51 CreateStackOverflowCheck(stack_pointer); |