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annotate src/share/vm/c1/c1_Runtime1.hpp @ 4982:38012b8c29b1

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create separate RUNTIME1_STUBS definition for non-graal build.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Mon, 27 Feb 2012 22:18:57 +0100
parents 8f01f899bccd
children f5cfb62f17b8
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1 /*
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2 * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef SHARE_VM_C1_C1_RUNTIME1_HPP
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26 #define SHARE_VM_C1_C1_RUNTIME1_HPP
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27
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28 #include "c1/c1_FrameMap.hpp"
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29 #include "code/stubs.hpp"
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30 #include "interpreter/interpreter.hpp"
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31 #include "memory/allocation.hpp"
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32 #include "runtime/deoptimization.hpp"
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33
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34 class StubAssembler;
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35
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36 // The Runtime1 holds all assembly stubs and VM
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37 // runtime routines needed by code code generated
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38 // by the Compiler1.
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39 #ifdef GRAAL
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40 #define RUNTIME1_STUBS(stub, last_entry) \
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41 stub(dtrace_object_alloc) \
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42 stub(unwind_exception) \
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43 stub(forward_exception) \
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44 stub(throw_range_check_failed) /* throws ArrayIndexOutOfBoundsException */ \
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45 stub(throw_index_exception) /* throws IndexOutOfBoundsException */ \
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46 stub(throw_div0_exception) \
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47 stub(throw_null_pointer_exception) \
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48 stub(register_finalizer) \
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49 stub(new_instance) \
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50 stub(fast_new_instance) \
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51 stub(fast_new_instance_init_check) \
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52 stub(new_type_array) \
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53 stub(new_object_array) \
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54 stub(new_multi_array) \
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55 stub(handle_exception_nofpu) /* optimized version that does not preserve fpu registers */ \
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56 stub(handle_exception) \
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57 stub(handle_exception_from_callee) \
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58 stub(throw_array_store_exception) \
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59 stub(throw_class_cast_exception) \
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60 stub(throw_incompatible_class_change_error) \
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61 stub(slow_subtype_check) \
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62 stub(monitorenter) \
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63 stub(monitorenter_nofpu) /* optimized version that does not preserve fpu registers */ \
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64 stub(monitorexit) \
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65 stub(monitorexit_nofpu) /* optimized version that does not preserve fpu registers */ \
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66 stub(deoptimize) \
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67 stub(access_field_patching) \
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68 stub(load_klass_patching) \
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69 stub(g1_pre_barrier_slow) \
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70 stub(g1_post_barrier_slow) \
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71 stub(fpu2long_stub) \
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72 stub(counter_overflow) \
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73 stub(graal_unwind_exception_call) \
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74 stub(graal_slow_subtype_check) \
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75 stub(graal_arithmetic_frem) \
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76 stub(graal_arithmetic_drem) \
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77 stub(graal_monitorenter) \
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78 stub(graal_monitorexit) \
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79 stub(graal_verify_pointer) \
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80 stub(graal_set_deopt_info) \
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81 stub(graal_create_null_pointer_exception) \
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82 stub(graal_create_out_of_bounds_exception) \
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83 stub(graal_generic_callback) \
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84 last_entry(number_of_ids)
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85 #else
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86 #define RUNTIME1_STUBS(stub, last_entry) \
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87 stub(dtrace_object_alloc) \
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88 stub(unwind_exception) \
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89 stub(forward_exception) \
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90 stub(throw_range_check_failed) /* throws ArrayIndexOutOfBoundsException */ \
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91 stub(throw_index_exception) /* throws IndexOutOfBoundsException */ \
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92 stub(throw_div0_exception) \
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93 stub(throw_null_pointer_exception) \
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94 stub(register_finalizer) \
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95 stub(new_instance) \
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96 stub(fast_new_instance) \
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97 stub(fast_new_instance_init_check) \
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98 stub(new_type_array) \
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99 stub(new_object_array) \
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100 stub(new_multi_array) \
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101 stub(handle_exception_nofpu) /* optimized version that does not preserve fpu registers */ \
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102 stub(handle_exception) \
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103 stub(handle_exception_from_callee) \
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104 stub(throw_array_store_exception) \
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105 stub(throw_class_cast_exception) \
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106 stub(throw_incompatible_class_change_error) \
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107 stub(slow_subtype_check) \
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108 stub(monitorenter) \
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109 stub(monitorenter_nofpu) /* optimized version that does not preserve fpu registers */ \
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110 stub(monitorexit) \
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111 stub(monitorexit_nofpu) /* optimized version that does not preserve fpu registers */ \
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112 stub(deoptimize) \
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113 stub(access_field_patching) \
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114 stub(load_klass_patching) \
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115 stub(g1_pre_barrier_slow) \
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116 stub(g1_post_barrier_slow) \
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117 stub(fpu2long_stub) \
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118 stub(counter_overflow) \
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119 last_entry(number_of_ids)
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120 #endif
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121
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122 #define DECLARE_STUB_ID(x) x ## _id ,
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123 #define DECLARE_LAST_STUB_ID(x) x
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124 #define STUB_NAME(x) #x " Runtime1 stub",
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125 #define LAST_STUB_NAME(x) #x " Runtime1 stub"
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126
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127 class Runtime1: public AllStatic {
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128 friend class VMStructs;
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129 friend class ArrayCopyStub;
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130
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131 public:
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132 enum StubID {
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133 RUNTIME1_STUBS(DECLARE_STUB_ID, DECLARE_LAST_STUB_ID)
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134 };
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135
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136 // statistics
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137 #ifndef PRODUCT
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138 static int _resolve_invoke_cnt;
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139 static int _handle_wrong_method_cnt;
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140 static int _ic_miss_cnt;
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141 static int _generic_arraycopy_cnt;
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142 static int _primitive_arraycopy_cnt;
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143 static int _oop_arraycopy_cnt;
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144 static int _generic_arraycopystub_cnt;
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145 static int _arraycopy_slowcase_cnt;
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146 static int _arraycopy_checkcast_cnt;
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147 static int _arraycopy_checkcast_attempt_cnt;
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148 static int _new_type_array_slowcase_cnt;
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149 static int _new_object_array_slowcase_cnt;
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150 static int _new_instance_slowcase_cnt;
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151 static int _new_multi_array_slowcase_cnt;
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152 static int _monitorenter_slowcase_cnt;
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153 static int _monitorexit_slowcase_cnt;
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154 static int _patch_code_slowcase_cnt;
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155 static int _throw_range_check_exception_count;
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156 static int _throw_index_exception_count;
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157 static int _throw_div0_exception_count;
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158 static int _throw_null_pointer_exception_count;
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159 static int _throw_class_cast_exception_count;
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160 static int _throw_incompatible_class_change_error_count;
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161 static int _throw_array_store_exception_count;
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162 static int _throw_count;
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163 #endif
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164
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165 private:
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166 static CodeBlob* _blobs[number_of_ids];
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167 static const char* _blob_names[];
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168
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169 // stub generation
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170 static void generate_blob_for(BufferBlob* blob, StubID id);
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171 static OopMapSet* generate_code_for(StubID id, StubAssembler* sasm);
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172 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument);
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173 static OopMapSet* generate_handle_exception(StubID id, StubAssembler* sasm);
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174 static void generate_unwind_exception(StubAssembler *sasm);
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175 static OopMapSet* generate_patching(StubAssembler* sasm, address target);
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176
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177 static OopMapSet* generate_stub_call(StubAssembler* sasm, Register result, address entry,
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178 Register arg1 = noreg, Register arg2 = noreg, Register arg3 = noreg);
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179
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180 // runtime entry points
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181 static void new_instance (JavaThread* thread, klassOopDesc* klass);
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182 static void new_type_array (JavaThread* thread, klassOopDesc* klass, jint length);
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183 static void new_object_array(JavaThread* thread, klassOopDesc* klass, jint length);
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184 static void new_multi_array (JavaThread* thread, klassOopDesc* klass, int rank, jint* dims);
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185
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186 static address counter_overflow(JavaThread* thread, int bci, methodOopDesc* method);
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187
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188 static void unimplemented_entry (JavaThread* thread, StubID id);
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189
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190 static address exception_handler_for_pc(JavaThread* thread);
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191
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192 static void throw_range_check_exception(JavaThread* thread, int index);
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193 static void throw_index_exception(JavaThread* thread, int index);
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194 static void throw_div0_exception(JavaThread* thread);
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195 static void throw_null_pointer_exception(JavaThread* thread);
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196 static void throw_class_cast_exception(JavaThread* thread, oopDesc* object);
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197 static void throw_incompatible_class_change_error(JavaThread* thread);
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198 static void throw_array_store_exception(JavaThread* thread, oopDesc* object);
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199 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicObjectLock* lock);
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200 static void monitorexit (JavaThread* thread, BasicObjectLock* lock);
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201 #ifdef GRAAL
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202 static void graal_monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock);
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203 static void graal_monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock);
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204 #endif
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205
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206 static void deoptimize(JavaThread* thread);
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207
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208 static int access_field_patching(JavaThread* thread);
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209 static int move_klass_patching(JavaThread* thread);
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210
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211 static void patch_code(JavaThread* thread, StubID stub_id);
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212
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213 public:
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214 // initialization
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215 static void initialize(BufferBlob* blob);
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216 static void initialize_pd();
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217
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218 // stubs
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219 static CodeBlob* blob_for (StubID id);
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220 static address entry_for(StubID id) { return blob_for(id)->code_begin(); }
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221 static const char* name_for (StubID id);
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222 static const char* name_for_address(address entry);
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223
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224 // platform might add runtime names.
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225 static const char* pd_name_for_address(address entry);
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226
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227 // method tracing
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228 static void trace_block_entry(jint block_id);
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229
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230 #ifndef PRODUCT
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231 static address throw_count_address() { return (address)&_throw_count; }
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232 static address arraycopy_count_address(BasicType type);
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233 #endif
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234
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235 // directly accessible leaf routine
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236 static int arraycopy(oopDesc* src, int src_pos, oopDesc* dst, int dst_pos, int length);
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237 static void primitive_arraycopy(HeapWord* src, HeapWord* dst, int length);
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238 static void oop_arraycopy(HeapWord* src, HeapWord* dst, int length);
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239
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240 static void print_statistics() PRODUCT_RETURN;
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241 };
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242
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243 #endif // SHARE_VM_C1_C1_RUNTIME1_HPP