1 /* 2 * Copyright (c) 2003, 2015, 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/compiledICHolder.hpp" 34 #include "runtime/interfaceSupport.inline.hpp" 35 #include "runtime/sharedRuntime.hpp" 36 #include "runtime/vframeArray.hpp" 37 #include "vmreg_zero.inline.hpp" 38 39 #ifdef COMPILER1 40 #include "c1/c1_Runtime1.hpp" 41 #endif 42 #ifdef COMPILER2 43 #include "opto/runtime.hpp" 44 #endif 45 46 47 static address zero_null_code_stub() { 48 address start = ShouldNotCallThisStub(); 49 return start; 50 } 51 52 int SharedRuntime::java_calling_convention(const BasicType *sig_bt, 53 VMRegPair *regs, 54 int total_args_passed, 55 int is_outgoing) { 56 return 0; 57 } 58 59 AdapterHandlerEntry* SharedRuntime::generate_i2c2i_adapters( 60 MacroAssembler *masm, 61 int total_args_passed, 62 int comp_args_on_stack, 63 const BasicType *sig_bt, 64 const VMRegPair *regs, 65 AdapterFingerPrint *fingerprint) { 66 return AdapterHandlerLibrary::new_entry( 67 fingerprint, 68 CAST_FROM_FN_PTR(address,zero_null_code_stub), 69 CAST_FROM_FN_PTR(address,zero_null_code_stub), 70 CAST_FROM_FN_PTR(address,zero_null_code_stub)); 71 } 72 73 nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm, 74 const methodHandle& method, 75 int compile_id, 76 BasicType *sig_bt, 77 VMRegPair *regs, 78 BasicType ret_type, 79 address critical_entry) { 80 ShouldNotCallThis(); 81 return NULL; 82 } 83 84 int Deoptimization::last_frame_adjust(int callee_parameters, 85 int callee_locals) { 86 return 0; 87 } 88 89 uint SharedRuntime::out_preserve_stack_slots() { 90 ShouldNotCallThis(); 91 return 0; 92 } 93 94 JRT_LEAF(void, zero_stub()) 95 ShouldNotCallThis(); 96 JRT_END 97 98 static RuntimeStub* generate_empty_runtime_stub(const char* name) { 99 return CAST_FROM_FN_PTR(RuntimeStub*,zero_stub); 100 } 101 102 static SafepointBlob* generate_empty_safepoint_blob() { 103 return CAST_FROM_FN_PTR(SafepointBlob*,zero_stub); 104 } 105 106 static DeoptimizationBlob* generate_empty_deopt_blob() { 107 return CAST_FROM_FN_PTR(DeoptimizationBlob*,zero_stub); 108 } 109 110 111 void SharedRuntime::generate_deopt_blob() { 112 _deopt_blob = generate_empty_deopt_blob(); 113 } 114 115 SafepointBlob* SharedRuntime::generate_handler_blob(address call_ptr, int poll_type) { 116 return generate_empty_safepoint_blob(); 117 } 118 119 RuntimeStub* SharedRuntime::generate_resolve_blob(address destination, const char* name) { 120 return generate_empty_runtime_stub("resolve_blob"); 121 } 122 123 size_t SharedRuntime::trampoline_size() { 124 ShouldNotCallThis(); 125 return 0; 126 } 127 128 void SharedRuntime::generate_trampoline(MacroAssembler *masm, address destination) { 129 ShouldNotCallThis(); 130 return; 131 } 132 133 int SharedRuntime::c_calling_convention(const BasicType *sig_bt, 134 VMRegPair *regs, 135 VMRegPair *regs2, 136 int total_args_passed) { 137 ShouldNotCallThis(); 138 return 0; 139 } 140 141 int SharedRuntime::vector_calling_convention(VMRegPair *regs, 142 uint num_bits, 143 uint total_args_passed) { 144 ShouldNotCallThis(); 145 return 0; 146 }