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