1 /* 2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2007, 2008, 2009, 2010, 2011 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 "asm/assembler.hpp" 28 #include "assembler_zero.inline.hpp" 29 #include "code/debugInfoRec.hpp" 30 #include "code/icBuffer.hpp" 31 #include "code/vtableStubs.hpp" 32 #include "interpreter/interpreter.hpp" 33 #include "oops/compiledICHolderOop.hpp" 34 #include "prims/jvmtiRedefineClassesTrace.hpp" 35 #include "runtime/sharedRuntime.hpp" 36 #include "runtime/vframeArray.hpp" 37 #include "vmreg_zero.inline.hpp" 38 #ifdef COMPILER1 39 #include "c1/c1_Runtime1.hpp" 40 #endif 41 #ifdef COMPILER2 42 #include "opto/runtime.hpp" 43 #endif 44 #ifdef SHARK 45 #include "compiler/compileBroker.hpp" 46 #include "shark/sharkCompiler.hpp" 47 #endif 48 49 DeoptimizationBlob *SharedRuntime::_deopt_blob; 50 SafepointBlob *SharedRuntime::_polling_page_safepoint_handler_blob; 51 SafepointBlob *SharedRuntime::_polling_page_return_handler_blob; 52 RuntimeStub *SharedRuntime::_wrong_method_blob; 53 RuntimeStub *SharedRuntime::_ic_miss_blob; 54 RuntimeStub *SharedRuntime::_resolve_opt_virtual_call_blob; 55 RuntimeStub *SharedRuntime::_resolve_virtual_call_blob; 56 RuntimeStub *SharedRuntime::_resolve_static_call_blob; 57 58 int SharedRuntime::java_calling_convention(const BasicType *sig_bt, 59 VMRegPair *regs, 60 int total_args_passed, 61 int is_outgoing) { 62 return 0; 63 } 64 65 AdapterHandlerEntry* SharedRuntime::generate_i2c2i_adapters( 66 MacroAssembler *masm, 67 int total_args_passed, 68 int comp_args_on_stack, 69 const BasicType *sig_bt, 70 const VMRegPair *regs, 71 AdapterFingerPrint *fingerprint) { 72 return AdapterHandlerLibrary::new_entry( 73 fingerprint, 74 ShouldNotCallThisStub(), 75 ShouldNotCallThisStub(), 76 ShouldNotCallThisStub()); 77 } 78 79 nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm, 80 methodHandle method, 81 int compile_id, 82 int total_args_passed, 83 int max_arg, 84 BasicType *sig_bt, 85 VMRegPair *regs, 86 BasicType ret_type) { 87 #ifdef SHARK 88 return SharkCompiler::compiler()->generate_native_wrapper(masm, 89 method, 90 compile_id, 91 sig_bt, 92 ret_type); 93 #else 94 ShouldNotCallThis(); 95 #endif // SHARK 96 } 97 98 int Deoptimization::last_frame_adjust(int callee_parameters, 99 int callee_locals) { 100 return 0; 101 } 102 103 uint SharedRuntime::out_preserve_stack_slots() { 104 ShouldNotCallThis(); 105 } 106 107 static RuntimeStub* generate_empty_runtime_stub(const char* name) { 108 CodeBuffer buffer(name, 0, 0); 109 return RuntimeStub::new_runtime_stub(name, &buffer, 0, 0, NULL, false); 110 } 111 112 static SafepointBlob* generate_empty_safepoint_blob() { 113 CodeBuffer buffer("handler_blob", 0, 0); 114 return SafepointBlob::create(&buffer, NULL, 0); 115 } 116 117 void SharedRuntime::generate_stubs() { 118 _wrong_method_blob = 119 generate_empty_runtime_stub("wrong_method_stub"); 120 _ic_miss_blob = 121 generate_empty_runtime_stub("ic_miss_stub"); 122 _resolve_opt_virtual_call_blob = 123 generate_empty_runtime_stub("resolve_opt_virtual_call"); 124 _resolve_virtual_call_blob = 125 generate_empty_runtime_stub("resolve_virtual_call"); 126 _resolve_static_call_blob = 127 generate_empty_runtime_stub("resolve_static_call"); 128 129 _polling_page_safepoint_handler_blob = 130 generate_empty_safepoint_blob(); 131 _polling_page_return_handler_blob = 132 generate_empty_safepoint_blob(); 133 } 134 135 int SharedRuntime::c_calling_convention(const BasicType *sig_bt, 136 VMRegPair *regs, 137 int total_args_passed) { 138 ShouldNotCallThis(); 139 }