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1010
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1 /*
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2 * Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
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3 * Copyright 2007, 2008 Red Hat, Inc.
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 *
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6 * This code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 only, as
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8 * published by the Free Software Foundation.
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9 *
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10 * This code is distributed in the hope that it will be useful, but WITHOUT
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * version 2 for more details (a copy is included in the LICENSE file that
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14 * accompanied this code).
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15 *
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16 * You should have received a copy of the GNU General Public License version
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17 * 2 along with this work; if not, write to the Free Software Foundation,
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 *
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20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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21 * CA 95054 USA or visit www.sun.com if you need additional information or
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22 * have any questions.
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23 *
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24 */
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25
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26 #include "incls/_precompiled.incl"
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27 #include "incls/_sharedRuntime_zero.cpp.incl"
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28
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29 DeoptimizationBlob *SharedRuntime::_deopt_blob;
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30 SafepointBlob *SharedRuntime::_polling_page_safepoint_handler_blob;
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31 SafepointBlob *SharedRuntime::_polling_page_return_handler_blob;
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32 RuntimeStub *SharedRuntime::_wrong_method_blob;
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33 RuntimeStub *SharedRuntime::_ic_miss_blob;
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34 RuntimeStub *SharedRuntime::_resolve_opt_virtual_call_blob;
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35 RuntimeStub *SharedRuntime::_resolve_virtual_call_blob;
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36 RuntimeStub *SharedRuntime::_resolve_static_call_blob;
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37
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38 int SharedRuntime::java_calling_convention(const BasicType *sig_bt,
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39 VMRegPair *regs,
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40 int total_args_passed,
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41 int is_outgoing) {
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42 return 0;
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43 }
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44
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45 AdapterHandlerEntry* SharedRuntime::generate_i2c2i_adapters(
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46 MacroAssembler *masm,
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47 int total_args_passed,
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48 int comp_args_on_stack,
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49 const BasicType *sig_bt,
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50 const VMRegPair *regs) {
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51 return new AdapterHandlerEntry(
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52 ShouldNotCallThisStub(),
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53 ShouldNotCallThisStub(),
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54 ShouldNotCallThisStub());
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55 }
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56
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57 nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
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58 methodHandle method,
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59 int total_in_args,
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60 int comp_args_on_stack,
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61 BasicType *in_sig_bt,
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62 VMRegPair *in_regs,
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63 BasicType ret_type) {
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64 ShouldNotCallThis();
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65 }
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66
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67 int Deoptimization::last_frame_adjust(int callee_parameters,
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68 int callee_locals) {
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69 return 0;
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70 }
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71
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72 uint SharedRuntime::out_preserve_stack_slots() {
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73 ShouldNotCallThis();
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74 }
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75
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76 static RuntimeStub* generate_empty_runtime_stub(const char* name) {
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77 CodeBuffer buffer(name, 0, 0);
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78 return RuntimeStub::new_runtime_stub(name, &buffer, 0, 0, NULL, false);
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79 }
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80
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81 static SafepointBlob* generate_empty_safepoint_blob() {
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82 CodeBuffer buffer("handler_blob", 0, 0);
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83 return SafepointBlob::create(&buffer, NULL, 0);
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84 }
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85
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86 void SharedRuntime::generate_stubs() {
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87 _wrong_method_blob =
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88 generate_empty_runtime_stub("wrong_method_stub");
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89 _ic_miss_blob =
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90 generate_empty_runtime_stub("ic_miss_stub");
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91 _resolve_opt_virtual_call_blob =
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92 generate_empty_runtime_stub("resolve_opt_virtual_call");
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93 _resolve_virtual_call_blob =
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94 generate_empty_runtime_stub("resolve_virtual_call");
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95 _resolve_static_call_blob =
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96 generate_empty_runtime_stub("resolve_static_call");
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97
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98 _polling_page_safepoint_handler_blob =
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99 generate_empty_safepoint_blob();
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100 _polling_page_return_handler_blob =
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101 generate_empty_safepoint_blob();
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102 }
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103
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104 int SharedRuntime::c_calling_convention(const BasicType *sig_bt,
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105 VMRegPair *regs,
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106 int total_args_passed) {
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107 ShouldNotCallThis();
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108 }
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