Mercurial > hg > truffle
annotate src/share/vm/graal/graalRuntime.cpp @ 16493:b45bb90c0192
added forwarding methods to MetaUtil and marked them with @Deprecated to simplify adapting new API
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 11 Jul 2014 14:19:21 +0200 |
parents | 78ddecd6255f |
children | a7d9b88ecd68 |
rev | line source |
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7221 | 1 /* |
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 | |
24 #include "precompiled.hpp" | |
7735 | 25 #include "asm/codeBuffer.hpp" |
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26 #include "compiler/compileBroker.hpp" |
7221 | 27 #include "graal/graalRuntime.hpp" |
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28 #include "graal/graalCompilerToVM.hpp" |
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29 #include "graal/graalCompiler.hpp" |
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30 #include "graal/graalJavaAccess.hpp" |
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31 #include "graal/graalEnv.hpp" |
7735 | 32 #include "memory/oopFactory.hpp" |
33 #include "prims/jvm.h" | |
7221 | 34 #include "runtime/biasedLocking.hpp" |
7735 | 35 #include "runtime/interfaceSupport.hpp" |
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36 #include "runtime/arguments.hpp" |
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37 #include "runtime/reflection.hpp" |
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38 #include "utilities/debug.hpp" |
7221 | 39 |
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40 address GraalRuntime::_external_deopt_i2c_entry = NULL; |
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41 jobject GraalRuntime::_HotSpotGraalRuntime_instance = NULL; |
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42 |
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43 void GraalRuntime::initialize_natives(JNIEnv *env, jclass c2vmClass) { |
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44 uintptr_t heap_end = (uintptr_t) Universe::heap()->reserved_region().end(); |
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45 uintptr_t allocation_end = heap_end + ((uintptr_t)16) * 1024 * 1024 * 1024; |
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46 AMD64_ONLY(guarantee(heap_end < allocation_end, "heap end too close to end of address space (might lead to erroneous TLAB allocations)")); |
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47 NOT_LP64(error("check TLAB allocation code for address space conflicts")); |
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48 |
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49 JavaThread* THREAD = JavaThread::current(); |
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50 { |
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51 ThreadToNativeFromVM trans(THREAD); |
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52 |
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53 ResourceMark rm; |
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54 HandleMark hm; |
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55 |
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56 graal_compute_offsets(); |
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57 |
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58 _external_deopt_i2c_entry = create_external_deopt_i2c(); |
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59 |
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60 // Ensure _non_oop_bits is initialized |
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61 Universe::non_oop_word(); |
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62 |
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63 env->RegisterNatives(c2vmClass, CompilerToVM_methods, CompilerToVM_methods_count()); |
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64 } |
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65 if (HAS_PENDING_EXCEPTION) { |
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66 abort_on_pending_exception(PENDING_EXCEPTION, "Could not register natives"); |
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67 } |
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68 } |
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69 |
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70 BufferBlob* GraalRuntime::initialize_buffer_blob() { |
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71 JavaThread* THREAD = JavaThread::current(); |
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72 BufferBlob* buffer_blob = THREAD->get_buffer_blob(); |
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73 if (buffer_blob == NULL) { |
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74 buffer_blob = BufferBlob::create("Graal thread-local CodeBuffer", GraalNMethodSizeLimit); |
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75 if (buffer_blob != NULL) { |
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76 THREAD->set_buffer_blob(buffer_blob); |
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77 } |
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78 } |
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79 return buffer_blob; |
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80 } |
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81 |
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82 address GraalRuntime::create_external_deopt_i2c() { |
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83 ResourceMark rm; |
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84 BufferBlob* buffer = BufferBlob::create("externalDeopt", 1*K); |
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85 CodeBuffer cb(buffer); |
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86 short buffer_locs[20]; |
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87 cb.insts()->initialize_shared_locs((relocInfo*)buffer_locs, sizeof(buffer_locs)/sizeof(relocInfo)); |
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88 MacroAssembler masm(&cb); |
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89 |
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90 int total_args_passed = 5; |
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91 |
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92 BasicType* sig_bt = NEW_RESOURCE_ARRAY(BasicType, total_args_passed); |
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93 VMRegPair* regs = NEW_RESOURCE_ARRAY(VMRegPair, total_args_passed); |
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94 int i = 0; |
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95 sig_bt[i++] = T_INT; |
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96 sig_bt[i++] = T_LONG; |
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97 sig_bt[i++] = T_VOID; // long stakes 2 slots |
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98 sig_bt[i++] = T_INT; |
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99 sig_bt[i++] = T_OBJECT; |
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100 |
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101 int comp_args_on_stack = SharedRuntime::java_calling_convention(sig_bt, regs, total_args_passed, false); |
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102 |
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103 SharedRuntime::gen_i2c_adapter(&masm, total_args_passed, comp_args_on_stack, sig_bt, regs); |
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104 masm.flush(); |
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105 |
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106 return AdapterBlob::create(&cb)->content_begin(); |
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107 } |
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108 |
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109 BasicType GraalRuntime::kindToBasicType(jchar ch) { |
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110 switch(ch) { |
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111 case 'z': return T_BOOLEAN; |
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112 case 'b': return T_BYTE; |
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113 case 's': return T_SHORT; |
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114 case 'c': return T_CHAR; |
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115 case 'i': return T_INT; |
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116 case 'f': return T_FLOAT; |
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117 case 'j': return T_LONG; |
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118 case 'd': return T_DOUBLE; |
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119 case 'a': return T_OBJECT; |
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120 case 'r': return T_ADDRESS; |
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121 case '-': return T_ILLEGAL; |
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122 default: |
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123 fatal(err_msg("unexpected Kind: %c", ch)); |
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124 break; |
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125 } |
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126 return T_ILLEGAL; |
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127 } |
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128 |
7221 | 129 // Simple helper to see if the caller of a runtime stub which |
130 // entered the VM has been deoptimized | |
131 | |
132 static bool caller_is_deopted() { | |
133 JavaThread* thread = JavaThread::current(); | |
134 RegisterMap reg_map(thread, false); | |
135 frame runtime_frame = thread->last_frame(); | |
136 frame caller_frame = runtime_frame.sender(®_map); | |
137 assert(caller_frame.is_compiled_frame(), "must be compiled"); | |
138 return caller_frame.is_deoptimized_frame(); | |
139 } | |
140 | |
141 // Stress deoptimization | |
142 static void deopt_caller() { | |
143 if ( !caller_is_deopted()) { | |
144 JavaThread* thread = JavaThread::current(); | |
145 RegisterMap reg_map(thread, false); | |
146 frame runtime_frame = thread->last_frame(); | |
147 frame caller_frame = runtime_frame.sender(®_map); | |
148 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
149 assert(caller_is_deopted(), "Must be deoptimized"); | |
150 } | |
151 } | |
152 | |
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153 JRT_BLOCK_ENTRY(void, GraalRuntime::new_instance(JavaThread* thread, Klass* klass)) |
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154 JRT_BLOCK; |
7221 | 155 assert(klass->is_klass(), "not a class"); |
156 instanceKlassHandle h(thread, klass); | |
157 h->check_valid_for_instantiation(true, CHECK); | |
158 // make sure klass is initialized | |
159 h->initialize(CHECK); | |
160 // allocate instance and return via TLS | |
161 oop obj = h->allocate_instance(CHECK); | |
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162 thread->set_vm_result(obj); |
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163 JRT_BLOCK_END; |
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164 |
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165 if (GraalDeferredInitBarriers) { |
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166 new_store_pre_barrier(thread); |
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167 } |
7221 | 168 JRT_END |
169 | |
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170 JRT_BLOCK_ENTRY(void, GraalRuntime::new_array(JavaThread* thread, Klass* array_klass, jint length)) |
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171 JRT_BLOCK; |
7221 | 172 // Note: no handle for klass needed since they are not used |
173 // anymore after new_objArray() and no GC can happen before. | |
174 // (This may have to change if this code changes!) | |
175 assert(array_klass->is_klass(), "not a class"); | |
176 oop obj; | |
177 if (array_klass->oop_is_typeArray()) { | |
178 BasicType elt_type = TypeArrayKlass::cast(array_klass)->element_type(); | |
179 obj = oopFactory::new_typeArray(elt_type, length, CHECK); | |
180 } else { | |
181 Klass* elem_klass = ObjArrayKlass::cast(array_klass)->element_klass(); | |
182 obj = oopFactory::new_objArray(elem_klass, length, CHECK); | |
183 } | |
184 thread->set_vm_result(obj); | |
185 // This is pretty rare but this runtime patch is stressful to deoptimization | |
186 // if we deoptimize here so force a deopt to stress the path. | |
187 if (DeoptimizeALot) { | |
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188 static int deopts = 0; |
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189 // Alternate between deoptimizing and raising an error (which will also cause a deopt) |
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190 if (deopts++ % 2 == 0) { |
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191 ResourceMark rm(THREAD); |
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192 THROW(vmSymbols::java_lang_OutOfMemoryError()); |
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193 } else { |
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194 deopt_caller(); |
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195 } |
7221 | 196 } |
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197 JRT_BLOCK_END; |
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198 |
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199 if (GraalDeferredInitBarriers) { |
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200 new_store_pre_barrier(thread); |
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201 } |
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202 JRT_END |
7221 | 203 |
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204 void GraalRuntime::new_store_pre_barrier(JavaThread* thread) { |
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205 // After any safepoint, just before going back to compiled code, |
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206 // we inform the GC that we will be doing initializing writes to |
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207 // this object in the future without emitting card-marks, so |
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208 // GC may take any compensating steps. |
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209 // NOTE: Keep this code consistent with GraphKit::store_barrier. |
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210 |
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211 oop new_obj = thread->vm_result(); |
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212 if (new_obj == NULL) return; |
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213 |
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214 assert(Universe::heap()->can_elide_tlab_store_barriers(), |
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215 "compiler must check this first"); |
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216 // GC may decide to give back a safer copy of new_obj. |
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217 new_obj = Universe::heap()->new_store_pre_barrier(thread, new_obj); |
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218 thread->set_vm_result(new_obj); |
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219 } |
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220 |
7221 | 221 JRT_ENTRY(void, GraalRuntime::new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims)) |
222 assert(klass->is_klass(), "not a class"); | |
223 assert(rank >= 1, "rank must be nonzero"); | |
224 oop obj = ArrayKlass::cast(klass)->multi_allocate(rank, dims, CHECK); | |
225 thread->set_vm_result(obj); | |
226 JRT_END | |
227 | |
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228 JRT_ENTRY(void, GraalRuntime::dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length)) |
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229 oop obj = Reflection::reflect_new_array(element_mirror, length, CHECK); |
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230 thread->set_vm_result(obj); |
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231 JRT_END |
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232 |
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233 JRT_ENTRY(void, GraalRuntime::dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror)) |
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234 instanceKlassHandle klass(THREAD, java_lang_Class::as_Klass(type_mirror)); |
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235 |
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236 if (klass == NULL) { |
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237 ResourceMark rm(THREAD); |
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238 THROW(vmSymbols::java_lang_InstantiationException()); |
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239 } |
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240 |
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241 // Create new instance (the receiver) |
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242 klass->check_valid_for_instantiation(false, CHECK); |
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243 |
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244 // Make sure klass gets initialized |
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245 klass->initialize(CHECK); |
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246 |
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247 oop obj = klass->allocate_instance(CHECK); |
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248 thread->set_vm_result(obj); |
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249 JRT_END |
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250 |
7221 | 251 extern void vm_exit(int code); |
252 | |
253 // Enter this method from compiled code handler below. This is where we transition | |
254 // to VM mode. This is done as a helper routine so that the method called directly | |
255 // from compiled code does not have to transition to VM. This allows the entry | |
256 // method to see if the nmethod that we have just looked up a handler for has | |
257 // been deoptimized while we were in the vm. This simplifies the assembly code | |
258 // cpu directories. | |
259 // | |
260 // We are entering here from exception stub (via the entry method below) | |
261 // If there is a compiled exception handler in this method, we will continue there; | |
262 // otherwise we will unwind the stack and continue at the caller of top frame method | |
263 // Note: we enter in Java using a special JRT wrapper. This wrapper allows us to | |
264 // control the area where we can allow a safepoint. After we exit the safepoint area we can | |
265 // check to see if the handler we are going to return is now in a nmethod that has | |
266 // been deoptimized. If that is the case we return the deopt blob | |
267 // unpack_with_exception entry instead. This makes life for the exception blob easier | |
268 // because making that same check and diverting is painful from assembly language. | |
269 JRT_ENTRY_NO_ASYNC(static address, exception_handler_for_pc_helper(JavaThread* thread, oopDesc* ex, address pc, nmethod*& nm)) | |
270 // Reset method handle flag. | |
271 thread->set_is_method_handle_return(false); | |
272 | |
273 Handle exception(thread, ex); | |
274 nm = CodeCache::find_nmethod(pc); | |
275 assert(nm != NULL, "this is not an nmethod"); | |
276 // Adjust the pc as needed/ | |
277 if (nm->is_deopt_pc(pc)) { | |
278 RegisterMap map(thread, false); | |
279 frame exception_frame = thread->last_frame().sender(&map); | |
280 // if the frame isn't deopted then pc must not correspond to the caller of last_frame | |
281 assert(exception_frame.is_deoptimized_frame(), "must be deopted"); | |
282 pc = exception_frame.pc(); | |
283 } | |
284 #ifdef ASSERT | |
285 assert(exception.not_null(), "NULL exceptions should be handled by throw_exception"); | |
286 assert(exception->is_oop(), "just checking"); | |
287 // Check that exception is a subclass of Throwable, otherwise we have a VerifyError | |
288 if (!(exception->is_a(SystemDictionary::Throwable_klass()))) { | |
289 if (ExitVMOnVerifyError) vm_exit(-1); | |
290 ShouldNotReachHere(); | |
291 } | |
292 #endif | |
293 | |
294 // Check the stack guard pages and reenable them if necessary and there is | |
295 // enough space on the stack to do so. Use fast exceptions only if the guard | |
296 // pages are enabled. | |
297 bool guard_pages_enabled = thread->stack_yellow_zone_enabled(); | |
298 if (!guard_pages_enabled) guard_pages_enabled = thread->reguard_stack(); | |
299 | |
300 if (JvmtiExport::can_post_on_exceptions()) { | |
301 // To ensure correct notification of exception catches and throws | |
302 // we have to deoptimize here. If we attempted to notify the | |
303 // catches and throws during this exception lookup it's possible | |
304 // we could deoptimize on the way out of the VM and end back in | |
305 // the interpreter at the throw site. This would result in double | |
306 // notifications since the interpreter would also notify about | |
307 // these same catches and throws as it unwound the frame. | |
308 | |
309 RegisterMap reg_map(thread); | |
310 frame stub_frame = thread->last_frame(); | |
311 frame caller_frame = stub_frame.sender(®_map); | |
312 | |
313 // We don't really want to deoptimize the nmethod itself since we | |
314 // can actually continue in the exception handler ourselves but I | |
315 // don't see an easy way to have the desired effect. | |
316 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
317 assert(caller_is_deopted(), "Must be deoptimized"); | |
318 | |
319 return SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
320 } | |
321 | |
322 // ExceptionCache is used only for exceptions at call sites and not for implicit exceptions | |
323 if (guard_pages_enabled) { | |
324 address fast_continuation = nm->handler_for_exception_and_pc(exception, pc); | |
325 if (fast_continuation != NULL) { | |
326 // Set flag if return address is a method handle call site. | |
327 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
328 return fast_continuation; | |
329 } | |
330 } | |
331 | |
332 // If the stack guard pages are enabled, check whether there is a handler in | |
333 // the current method. Otherwise (guard pages disabled), force an unwind and | |
334 // skip the exception cache update (i.e., just leave continuation==NULL). | |
335 address continuation = NULL; | |
336 if (guard_pages_enabled) { | |
337 | |
338 // New exception handling mechanism can support inlined methods | |
339 // with exception handlers since the mappings are from PC to PC | |
340 | |
341 // debugging support | |
342 // tracing | |
343 if (TraceExceptions) { | |
344 ttyLocker ttyl; | |
345 ResourceMark rm; | |
346 int offset = pc - nm->code_begin(); | |
347 tty->print_cr("Exception <%s> (0x%x) thrown in compiled method <%s> at PC " PTR_FORMAT " [" PTR_FORMAT "+%d] for thread 0x%x", | |
348 exception->print_value_string(), (address)exception(), nm->method()->print_value_string(), pc, nm->code_begin(), offset, thread); | |
349 } | |
350 // for AbortVMOnException flag | |
351 NOT_PRODUCT(Exceptions::debug_check_abort(exception)); | |
352 | |
353 // Clear out the exception oop and pc since looking up an | |
354 // exception handler can cause class loading, which might throw an | |
355 // exception and those fields are expected to be clear during | |
356 // normal bytecode execution. | |
357 thread->set_exception_oop(NULL); | |
358 thread->set_exception_pc(NULL); | |
359 | |
360 continuation = SharedRuntime::compute_compiled_exc_handler(nm, pc, exception, false, false); | |
361 // If an exception was thrown during exception dispatch, the exception oop may have changed | |
362 thread->set_exception_oop(exception()); | |
363 thread->set_exception_pc(pc); | |
364 | |
365 // the exception cache is used only by non-implicit exceptions | |
366 if (continuation != NULL && !SharedRuntime::deopt_blob()->contains(continuation)) { | |
367 nm->add_handler_for_exception_and_pc(exception, pc, continuation); | |
368 } | |
369 } | |
370 | |
371 // Set flag if return address is a method handle call site. | |
372 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
373 | |
374 if (TraceExceptions) { | |
375 ttyLocker ttyl; | |
376 ResourceMark rm; | |
377 tty->print_cr("Thread " PTR_FORMAT " continuing at PC " PTR_FORMAT " for exception thrown at PC " PTR_FORMAT, | |
378 thread, continuation, pc); | |
379 } | |
380 | |
381 return continuation; | |
382 JRT_END | |
383 | |
384 // Enter this method from compiled code only if there is a Java exception handler | |
385 // in the method handling the exception. | |
386 // We are entering here from exception stub. We don't do a normal VM transition here. | |
387 // We do it in a helper. This is so we can check to see if the nmethod we have just | |
388 // searched for an exception handler has been deoptimized in the meantime. | |
389 address GraalRuntime::exception_handler_for_pc(JavaThread* thread) { | |
390 oop exception = thread->exception_oop(); | |
391 address pc = thread->exception_pc(); | |
392 // Still in Java mode | |
393 DEBUG_ONLY(ResetNoHandleMark rnhm); | |
394 nmethod* nm = NULL; | |
395 address continuation = NULL; | |
396 { | |
397 // Enter VM mode by calling the helper | |
398 ResetNoHandleMark rnhm; | |
399 continuation = exception_handler_for_pc_helper(thread, exception, pc, nm); | |
400 } | |
401 // Back in JAVA, use no oops DON'T safepoint | |
402 | |
403 // Now check to see if the nmethod we were called from is now deoptimized. | |
404 // If so we must return to the deopt blob and deoptimize the nmethod | |
405 if (nm != NULL && caller_is_deopted()) { | |
406 continuation = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
407 } | |
408 | |
409 assert(continuation != NULL, "no handler found"); | |
410 return continuation; | |
411 } | |
412 | |
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413 JRT_ENTRY(void, GraalRuntime::create_null_exception(JavaThread* thread)) |
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414 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_NullPointerException()); |
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415 thread->set_vm_result(PENDING_EXCEPTION); |
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416 CLEAR_PENDING_EXCEPTION; |
7221 | 417 JRT_END |
418 | |
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419 JRT_ENTRY(void, GraalRuntime::create_out_of_bounds_exception(JavaThread* thread, jint index)) |
7221 | 420 char message[jintAsStringSize]; |
421 sprintf(message, "%d", index); | |
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422 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message); |
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423 thread->set_vm_result(PENDING_EXCEPTION); |
e27f3169460e
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|
424 CLEAR_PENDING_EXCEPTION; |
7221 | 425 JRT_END |
426 | |
7911
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removed redundant graal_ prefix from Graal specific functions and variable in native code
Doug Simon <doug.simon@oracle.com>
parents:
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diff
changeset
|
427 JRT_ENTRY_NO_ASYNC(void, GraalRuntime::monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
7221 | 428 if (TraceGraal >= 3) { |
429 char type[O_BUFLEN]; | |
430 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
431 markOop mark = obj->mark(); | |
432 tty->print_cr("%s: entered locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), obj, type, mark, lock); | |
433 tty->flush(); | |
434 } | |
435 #ifdef ASSERT | |
436 if (PrintBiasedLockingStatistics) { | |
437 Atomic::inc(BiasedLocking::slow_path_entry_count_addr()); | |
438 } | |
439 #endif | |
440 Handle h_obj(thread, obj); | |
441 assert(h_obj()->is_oop(), "must be NULL or an object"); | |
442 if (UseBiasedLocking) { | |
443 // Retry fast entry if bias is revoked to avoid unnecessary inflation | |
444 ObjectSynchronizer::fast_enter(h_obj, lock, true, CHECK); | |
445 } else { | |
7226 | 446 if (GraalUseFastLocking) { |
7221 | 447 // When using fast locking, the compiled code has already tried the fast case |
448 ObjectSynchronizer::slow_enter(h_obj, lock, THREAD); | |
449 } else { | |
450 ObjectSynchronizer::fast_enter(h_obj, lock, false, THREAD); | |
451 } | |
452 } | |
453 if (TraceGraal >= 3) { | |
454 tty->print_cr("%s: exiting locking slow with obj=" INTPTR_FORMAT, thread->name(), obj); | |
455 } | |
456 JRT_END | |
457 | |
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Doug Simon <doug.simon@oracle.com>
parents:
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diff
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|
458 JRT_LEAF(void, GraalRuntime::monitorexit(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
7221 | 459 assert(thread == JavaThread::current(), "threads must correspond"); |
460 assert(thread->last_Java_sp(), "last_Java_sp must be set"); | |
461 // monitorexit is non-blocking (leaf routine) => no exceptions can be thrown | |
462 EXCEPTION_MARK; | |
463 | |
464 #ifdef DEBUG | |
465 if (!obj->is_oop()) { | |
466 ResetNoHandleMark rhm; | |
467 nmethod* method = thread->last_frame().cb()->as_nmethod_or_null(); | |
468 if (method != NULL) { | |
469 tty->print_cr("ERROR in monitorexit in method %s wrong obj " INTPTR_FORMAT, method->name(), obj); | |
470 } | |
471 thread->print_stack_on(tty); | |
472 assert(false, "invalid lock object pointer dected"); | |
473 } | |
474 #endif | |
475 | |
7226 | 476 if (GraalUseFastLocking) { |
7221 | 477 // When using fast locking, the compiled code has already tried the fast case |
478 ObjectSynchronizer::slow_exit(obj, lock, THREAD); | |
479 } else { | |
480 ObjectSynchronizer::fast_exit(obj, lock, THREAD); | |
481 } | |
482 if (TraceGraal >= 3) { | |
483 char type[O_BUFLEN]; | |
484 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
485 tty->print_cr("%s: exited locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), obj, type, obj->mark(), lock); | |
486 tty->flush(); | |
487 } | |
488 JRT_END | |
489 | |
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diff
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|
490 JRT_ENTRY(void, GraalRuntime::log_object(JavaThread* thread, oopDesc* obj, jint flags)) |
7221 | 491 bool string = mask_bits_are_true(flags, LOG_OBJECT_STRING); |
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492 bool addr = mask_bits_are_true(flags, LOG_OBJECT_ADDRESS); |
7221 | 493 bool newline = mask_bits_are_true(flags, LOG_OBJECT_NEWLINE); |
494 if (!string) { | |
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|
495 if (!addr && obj->is_oop_or_null(true)) { |
7221 | 496 char buf[O_BUFLEN]; |
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|
497 tty->print("%s@%p", obj->klass()->name()->as_C_string(buf, O_BUFLEN), (address)obj); |
7221 | 498 } else { |
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|
499 tty->print("%p", (address)obj); |
7221 | 500 } |
501 } else { | |
502 ResourceMark rm; | |
503 assert(obj != NULL && java_lang_String::is_instance(obj), "must be"); | |
504 char *buf = java_lang_String::as_utf8_string(obj); | |
505 tty->print(buf); | |
506 } | |
507 if (newline) { | |
508 tty->cr(); | |
509 } | |
510 JRT_END | |
511 | |
10434
8b22524df53b
Add G1 Barriers' foreign calls
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|
512 JRT_LEAF(void, GraalRuntime::write_barrier_pre(JavaThread* thread, oopDesc* obj)) |
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|
513 thread->satb_mark_queue().enqueue(obj); |
8b22524df53b
Add G1 Barriers' foreign calls
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|
514 JRT_END |
8b22524df53b
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diff
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|
515 |
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diff
changeset
|
516 JRT_LEAF(void, GraalRuntime::write_barrier_post(JavaThread* thread, void* card_addr)) |
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|
517 thread->dirty_card_queue().enqueue(card_addr); |
8b22524df53b
Add G1 Barriers' foreign calls
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|
518 JRT_END |
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|
519 |
12356
359f7e70ae7f
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diff
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|
520 JRT_LEAF(jboolean, GraalRuntime::validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child)) |
10953
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Add heap sanity checker with premature hard crash for debugging write barriers
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changeset
|
521 bool ret = true; |
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|
522 if(!Universe::heap()->is_in_closed_subset(parent)) { |
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diff
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|
523 tty->print_cr("Parent Object "INTPTR_FORMAT" not in heap", parent); |
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Add heap sanity checker with premature hard crash for debugging write barriers
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diff
changeset
|
524 parent->print(); |
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diff
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|
525 ret=false; |
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diff
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526 } |
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Add heap sanity checker with premature hard crash for debugging write barriers
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|
527 if(!Universe::heap()->is_in_closed_subset(child)) { |
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diff
changeset
|
528 tty->print_cr("Child Object "INTPTR_FORMAT" not in heap", child); |
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Add heap sanity checker with premature hard crash for debugging write barriers
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|
529 child->print(); |
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Add heap sanity checker with premature hard crash for debugging write barriers
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|
530 ret=false; |
97e282186b5b
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diff
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531 } |
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532 return (jint)ret; |
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diff
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533 JRT_END |
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534 |
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Doug Simon <doug.simon@oracle.com>
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changeset
|
535 JRT_ENTRY(void, GraalRuntime::vm_error(JavaThread* thread, jlong where, jlong format, jlong value)) |
7221 | 536 ResourceMark rm; |
14731
0cb5c4d276d4
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diff
changeset
|
537 const char *error_msg = where == 0L ? "<internal Graal error>" : (char*) (address) where; |
7221 | 538 char *detail_msg = NULL; |
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Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
539 if (format != 0L) { |
0cb5c4d276d4
use raw data support to fix incorrect use of String.intern() for embedding strings in code
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14608
diff
changeset
|
540 const char* buf = (char*) (address) format; |
7221 | 541 size_t detail_msg_length = strlen(buf) * 2; |
542 detail_msg = (char *) NEW_RESOURCE_ARRAY(u_char, detail_msg_length); | |
543 jio_snprintf(detail_msg, detail_msg_length, buf, value); | |
544 } | |
545 report_vm_error(__FILE__, __LINE__, error_msg, detail_msg); | |
546 JRT_END | |
547 | |
12423
370b5f07f9e2
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|
548 JRT_LEAF(oopDesc*, GraalRuntime::load_and_clear_exception(JavaThread* thread)) |
9820
1b60f639ac4b
implemented alternative implementation for loading the exception object from the thread at the start of an exception dispatcher
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diff
changeset
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549 oop exception = thread->exception_oop(); |
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diff
changeset
|
550 assert(exception != NULL, "npe"); |
1b60f639ac4b
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|
551 thread->set_exception_oop(NULL); |
1b60f639ac4b
implemented alternative implementation for loading the exception object from the thread at the start of an exception dispatcher
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changeset
|
552 thread->set_exception_pc(0); |
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553 return exception; |
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554 JRT_END |
8506 | 555 |
12423
370b5f07f9e2
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changeset
|
556 JRT_LEAF(void, GraalRuntime::log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3)) |
7221 | 557 ResourceMark rm; |
558 assert(format != NULL && java_lang_String::is_instance(format), "must be"); | |
559 char *buf = java_lang_String::as_utf8_string(format); | |
7235
a6bd253a770f
expanded LOG_PRINTF stub to handle up to 3 arguments in addition to the format string
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parents:
7226
diff
changeset
|
560 tty->print(buf, v1, v2, v3); |
7221 | 561 JRT_END |
562 | |
9573
a79e8020ad4b
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diff
changeset
|
563 static void decipher(jlong v, bool ignoreZero) { |
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added Stub.decipher() to print information about values in stubs
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changeset
|
564 if (v != 0 || !ignoreZero) { |
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changeset
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565 void* p = (void *)(address) v; |
a79e8020ad4b
added Stub.decipher() to print information about values in stubs
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diff
changeset
|
566 CodeBlob* cb = CodeCache::find_blob(p); |
a79e8020ad4b
added Stub.decipher() to print information about values in stubs
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diff
changeset
|
567 if (cb) { |
a79e8020ad4b
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parents:
9565
diff
changeset
|
568 if (cb->is_nmethod()) { |
a79e8020ad4b
added Stub.decipher() to print information about values in stubs
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parents:
9565
diff
changeset
|
569 char buf[O_BUFLEN]; |
a79e8020ad4b
added Stub.decipher() to print information about values in stubs
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changeset
|
570 tty->print("%s [%p+%d]", cb->as_nmethod_or_null()->method()->name_and_sig_as_C_string(buf, O_BUFLEN), cb->code_begin(), (address)v - cb->code_begin()); |
a79e8020ad4b
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|
571 return; |
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|
572 } |
a79e8020ad4b
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|
573 cb->print_value_on(tty); |
a79e8020ad4b
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|
574 return; |
a79e8020ad4b
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diff
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|
575 } |
a79e8020ad4b
added Stub.decipher() to print information about values in stubs
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parents:
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diff
changeset
|
576 if (Universe::heap()->is_in(p)) { |
a79e8020ad4b
added Stub.decipher() to print information about values in stubs
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diff
changeset
|
577 oop obj = oop(p); |
a79e8020ad4b
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changeset
|
578 obj->print_value_on(tty); |
a79e8020ad4b
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diff
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|
579 return; |
a79e8020ad4b
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changeset
|
580 } |
a79e8020ad4b
added Stub.decipher() to print information about values in stubs
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diff
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|
581 tty->print("%p [long: %d, double %f, char %c]", v, v, v, v); |
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|
582 } |
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583 } |
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584 |
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changeset
|
585 JRT_LEAF(void, GraalRuntime::vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3)) |
9232
bb2447c64055
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|
586 ResourceMark rm; |
bb2447c64055
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diff
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|
587 char *buf = (char*) (address) format; |
9471
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|
588 if (vmError) { |
9573
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|
589 if (buf != NULL) { |
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|
590 fatal(err_msg(buf, v1, v2, v3)); |
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591 } else { |
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|
592 fatal("<anonymous error>"); |
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593 } |
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594 } else if (buf != NULL) { |
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diff
changeset
|
595 tty->print(buf, v1, v2, v3); |
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596 } else { |
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|
597 assert(v2 == 0, "v2 != 0"); |
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changeset
|
598 assert(v3 == 0, "v3 != 0"); |
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diff
changeset
|
599 decipher(v1, false); |
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|
600 } |
9232
bb2447c64055
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parents:
8506
diff
changeset
|
601 JRT_END |
bb2447c64055
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changeset
|
602 |
7911
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603 JRT_ENTRY(void, GraalRuntime::log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline)) |
7221 | 604 union { |
605 jlong l; | |
606 jdouble d; | |
607 jfloat f; | |
608 } uu; | |
609 uu.l = value; | |
610 switch (typeChar) { | |
611 case 'z': tty->print(value == 0 ? "false" : "true"); break; | |
612 case 'b': tty->print("%d", (jbyte) value); break; | |
613 case 'c': tty->print("%c", (jchar) value); break; | |
614 case 's': tty->print("%d", (jshort) value); break; | |
615 case 'i': tty->print("%d", (jint) value); break; | |
616 case 'f': tty->print("%f", uu.f); break; | |
617 case 'j': tty->print(INT64_FORMAT, value); break; | |
618 case 'd': tty->print("%lf", uu.d); break; | |
619 default: assert(false, "unknown typeChar"); break; | |
620 } | |
621 if (newline) { | |
622 tty->cr(); | |
623 } | |
624 JRT_END | |
625 | |
12423
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626 JRT_ENTRY(jint, GraalRuntime::identity_hash_code(JavaThread* thread, oopDesc* obj)) |
7221 | 627 return (jint) obj->identity_hash(); |
628 JRT_END | |
629 | |
12423
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630 JRT_ENTRY(jboolean, GraalRuntime::thread_is_interrupted(JavaThread* thread, oopDesc* receiver, jboolean clear_interrupted)) |
7220
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added more compiler intrinsics
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631 // Ensure that the C++ Thread and OSThread structures aren't freed before we operate |
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632 Handle receiverHandle(thread, receiver); |
12423
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633 MutexLockerEx ml(thread->threadObj() == (void*)receiver ? NULL : Threads_lock); |
7386
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fixed HotSpot windows build
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634 JavaThread* receiverThread = java_lang_Thread::thread(receiverHandle()); |
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635 if (receiverThread == NULL) { |
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636 // The other thread may exit during this process, which is ok so return false. |
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637 return JNI_FALSE; |
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638 } else { |
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639 return (jint) Thread::is_interrupted(receiverThread, clear_interrupted != 0); |
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640 } |
7221 | 641 JRT_END |
642 | |
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643 // private static GraalRuntime Graal.initializeRuntime() |
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644 JVM_ENTRY(jobject, JVM_GetGraalRuntime(JNIEnv *env, jclass c)) |
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645 return GraalRuntime::get_HotSpotGraalRuntime_jobject(); |
7221 | 646 JVM_END |
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647 |
15916
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648 // private static String[] Graal.getServiceImpls(Class service) |
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649 JVM_ENTRY(jobject, JVM_GetGraalServiceImpls(JNIEnv *env, jclass c, jclass serviceClass)) |
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650 HandleMark hm; |
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651 KlassHandle serviceKlass(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(serviceClass))); |
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652 return JNIHandles::make_local(THREAD, GraalRuntime::get_service_impls(serviceKlass, THREAD)()); |
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653 JVM_END |
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654 |
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655 // private static TruffleRuntime Truffle.createRuntime() |
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656 JVM_ENTRY(jobject, JVM_CreateTruffleRuntime(JNIEnv *env, jclass c)) |
16428
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657 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/truffle/hotspot/HotSpotTruffleRuntime", CHECK_NULL); |
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658 KlassHandle klass = GraalRuntime::resolve_or_fail(name, CHECK_NULL); |
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659 |
16428
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660 TempNewSymbol makeInstance = SymbolTable::new_symbol("makeInstance", CHECK_NULL); |
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661 TempNewSymbol sig = SymbolTable::new_symbol("()Lcom/oracle/graal/truffle/hotspot/HotSpotTruffleRuntime;", CHECK_NULL); |
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662 JavaValue result(T_OBJECT); |
16428
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663 JavaCalls::call_static(&result, klass, makeInstance, sig, CHECK_NULL); |
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664 return JNIHandles::make_local((oop) result.get_jobject()); |
10475
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Restructure the handling of HotSpotInstalledCode and their link to nmethods.
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665 JVM_END |
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666 |
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667 Handle GraalRuntime::get_HotSpotGraalRuntime() { |
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668 if (JNIHandles::resolve(_HotSpotGraalRuntime_instance) == NULL) { |
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669 Thread* THREAD = Thread::current(); |
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670 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/hotspot/HotSpotGraalRuntime", CHECK_ABORT_(Handle())); |
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671 KlassHandle klass = load_required_class(name); |
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672 TempNewSymbol runtime = SymbolTable::new_symbol("runtime", CHECK_ABORT_(Handle())); |
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673 TempNewSymbol sig = SymbolTable::new_symbol("()Lcom/oracle/graal/hotspot/HotSpotGraalRuntime;", CHECK_ABORT_(Handle())); |
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674 JavaValue result(T_OBJECT); |
16428
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675 JavaCalls::call_static(&result, klass, runtime, sig, CHECK_ABORT_(Handle())); |
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676 _HotSpotGraalRuntime_instance = JNIHandles::make_global((oop) result.get_jobject()); |
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677 } |
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678 return Handle(JNIHandles::resolve_non_null(_HotSpotGraalRuntime_instance)); |
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679 } |
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680 |
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681 // private static void CompilerToVMImpl.init() |
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682 JVM_ENTRY(void, JVM_InitializeGraalNatives(JNIEnv *env, jclass c2vmClass)) |
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683 GraalRuntime::initialize_natives(env, c2vmClass); |
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684 JVM_END |
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685 |
15870
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made HotSpotOptions processing faster by removing use of service loader in VM startup and only doing work for options specified on the command line
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686 // private static boolean HotSpotOptions.parseVMOptions() |
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687 JVM_ENTRY(jboolean, JVM_ParseGraalOptions(JNIEnv *env, jclass c)) |
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688 HandleMark hm; |
15870
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689 KlassHandle hotSpotOptionsClass(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(c))); |
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690 return GraalRuntime::parse_arguments(hotSpotOptionsClass, CHECK_false); |
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691 JVM_END |
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692 |
16270
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693 jint GraalRuntime::check_arguments(TRAPS) { |
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694 KlassHandle nullHandle; |
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695 parse_arguments(nullHandle, THREAD); |
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696 if (HAS_PENDING_EXCEPTION) { |
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697 // Errors in parsing Graal arguments cause exceptions. |
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698 // We now load and initialize HotSpotOptions which in turn |
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699 // causes argument parsing to be redone with better error messages. |
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700 CLEAR_PENDING_EXCEPTION; |
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701 TempNewSymbol name = SymbolTable::new_symbol("Lcom/oracle/graal/hotspot/HotSpotOptions;", CHECK_ABORT_(JNI_ERR)); |
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702 instanceKlassHandle hotSpotOptionsClass = resolve_or_fail(name, CHECK_ABORT_(JNI_ERR)); |
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703 |
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704 parse_arguments(hotSpotOptionsClass, THREAD); |
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705 assert(HAS_PENDING_EXCEPTION, "must be"); |
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706 |
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707 ResourceMark rm; |
16273
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708 Handle exception = PENDING_EXCEPTION; |
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709 CLEAR_PENDING_EXCEPTION; |
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710 oop message = java_lang_Throwable::message(exception); |
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711 if (message != NULL) { |
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712 tty->print_cr("Error parsing Graal options: %s", java_lang_String::as_utf8_string(message)); |
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713 } else { |
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714 call_printStackTrace(exception, THREAD); |
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715 } |
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716 return JNI_ERR; |
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717 } |
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718 return JNI_OK; |
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719 } |
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720 |
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721 bool GraalRuntime::parse_arguments(KlassHandle hotSpotOptionsClass, TRAPS) { |
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722 ResourceMark rm(THREAD); |
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723 |
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724 // Process option overrides from graal.options first |
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725 parse_graal_options_file(hotSpotOptionsClass, CHECK_false); |
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726 |
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727 // Now process options on the command line |
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728 int numOptions = Arguments::num_graal_args(); |
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729 for (int i = 0; i < numOptions; i++) { |
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730 char* arg = Arguments::graal_args_array()[i]; |
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731 parse_argument(hotSpotOptionsClass, arg, CHECK_false); |
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732 } |
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733 return CITime || CITimeEach; |
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734 } |
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735 |
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736 void GraalRuntime::check_required_value(const char* name, int name_len, const char* value, TRAPS) { |
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737 if (value == NULL) { |
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738 char buf[200]; |
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739 jio_snprintf(buf, sizeof(buf), "Must use '-G:%.*s=<value>' format for %.*s option", name_len, name, name_len, name); |
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740 THROW_MSG(vmSymbols::java_lang_InternalError(), buf); |
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741 } |
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742 } |
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743 |
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744 void GraalRuntime::parse_argument(KlassHandle hotSpotOptionsClass, char* arg, TRAPS) { |
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745 char first = arg[0]; |
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746 char* name; |
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747 size_t name_len; |
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748 bool recognized = true; |
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749 if (first == '+' || first == '-') { |
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750 name = arg + 1; |
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751 name_len = strlen(name); |
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752 recognized = set_option(hotSpotOptionsClass, name, (int)name_len, arg, CHECK); |
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753 } else { |
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754 char* sep = strchr(arg, '='); |
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755 name = arg; |
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756 char* value = NULL; |
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757 if (sep != NULL) { |
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758 name_len = sep - name; |
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759 value = sep + 1; |
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760 } else { |
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761 name_len = strlen(name); |
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762 } |
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763 recognized = set_option(hotSpotOptionsClass, name, (int)name_len, value, CHECK); |
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764 } |
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765 |
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766 if (!recognized) { |
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767 bool throw_err = hotSpotOptionsClass.is_null(); |
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768 if (!hotSpotOptionsClass.is_null()) { |
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769 set_option_helper(hotSpotOptionsClass, name, (int)name_len, Handle(), ' ', Handle(), 0L); |
16275
7af7db0bbfe9
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770 if (!HAS_PENDING_EXCEPTION) { |
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771 throw_err = true; |
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772 } |
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773 } |
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774 |
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775 if (throw_err) { |
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776 char buf[200]; |
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777 jio_snprintf(buf, sizeof(buf), "Unrecognized Graal option %.*s", name_len, name); |
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778 THROW_MSG(vmSymbols::java_lang_InternalError(), buf); |
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779 } |
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780 } |
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781 } |
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782 |
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783 void GraalRuntime::parse_graal_options_file(KlassHandle hotSpotOptionsClass, TRAPS) { |
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784 const char* home = Arguments::get_java_home(); |
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|
785 int path_len = (int)strlen(home) + (int)strlen("/lib/graal.options") + 1; |
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|
786 char* path = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, path_len); |
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787 char sep = os::file_separator()[0]; |
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788 sprintf(path, "%s%clib%cgraal.options", home, sep, sep); |
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789 |
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790 struct stat st; |
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791 if (os::stat(path, &st) == 0) { |
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792 int file_handle = os::open(path, 0, 0); |
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793 if (file_handle != -1) { |
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794 char* buffer = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, st.st_size); |
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795 int num_read = (int) os::read(file_handle, (char*) buffer, st.st_size); |
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796 if (num_read == -1) { |
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797 warning("Error reading file %s due to %s", path, strerror(errno)); |
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798 } else if (num_read != st.st_size) { |
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799 warning("Only read %d of %d bytes from %s", num_read, st.st_size, path); |
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800 } |
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801 os::close(file_handle); |
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802 if (num_read == st.st_size) { |
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803 char* line = buffer; |
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804 int lineNo = 1; |
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805 while (line - buffer < num_read) { |
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806 char* nl = strchr(line, '\n'); |
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807 if (nl != NULL) { |
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808 *nl = '\0'; |
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809 } |
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810 parse_argument(hotSpotOptionsClass, line, THREAD); |
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811 if (HAS_PENDING_EXCEPTION) { |
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812 warning("Error in %s:%d", path, lineNo); |
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813 return; |
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814 } |
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815 if (nl != NULL) { |
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816 line = nl + 1; |
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817 lineNo++; |
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818 } else { |
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819 // File without newline at the end |
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820 break; |
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821 } |
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822 } |
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823 } |
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824 } else { |
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825 warning("Error opening file %s due to %s", path, strerror(errno)); |
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826 } |
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827 } |
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828 } |
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829 |
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830 jlong GraalRuntime::parse_primitive_option_value(char spec, const char* name, int name_len, const char* value, TRAPS) { |
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831 check_required_value(name, name_len, value, CHECK_(0L)); |
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832 union { |
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833 jint i; |
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834 jlong l; |
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835 double d; |
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836 } uu; |
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837 uu.l = 0L; |
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838 char dummy; |
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839 switch (spec) { |
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840 case 'd': |
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841 case 'f': { |
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842 if (sscanf(value, "%lf%c", &uu.d, &dummy) == 1) { |
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843 return uu.l; |
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844 } |
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845 break; |
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846 } |
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847 case 'i': { |
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848 if (sscanf(value, "%d%c", &uu.i, &dummy) == 1) { |
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849 return uu.l; |
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850 } |
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851 break; |
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852 } |
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853 default: |
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854 ShouldNotReachHere(); |
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855 } |
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856 ResourceMark rm(THREAD); |
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857 char buf[200]; |
16274
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858 bool missing = strlen(value) == 0; |
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859 if (missing) { |
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860 jio_snprintf(buf, sizeof(buf), "Missing %s value for Graal option %.*s", (spec == 'i' ? "numeric" : "float/double"), name_len, name); |
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861 } else { |
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862 jio_snprintf(buf, sizeof(buf), "Invalid %s value for Graal option %.*s: %s", (spec == 'i' ? "numeric" : "float/double"), name_len, name, value); |
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863 } |
15870
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864 THROW_MSG_(vmSymbols::java_lang_InternalError(), buf, 0L); |
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865 } |
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866 |
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867 void GraalRuntime::set_option_helper(KlassHandle hotSpotOptionsClass, char* name, int name_len, Handle option, jchar spec, Handle stringValue, jlong primitiveValue) { |
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868 Thread* THREAD = Thread::current(); |
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869 Handle name_handle; |
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870 if (name != NULL) { |
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871 if ((int) strlen(name) > name_len) { |
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872 // Temporarily replace '=' with NULL to create the Java string for the option name |
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873 char save = name[name_len]; |
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874 name[name_len] = '\0'; |
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875 name_handle = java_lang_String::create_from_str(name, THREAD); |
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876 name[name_len] = '='; |
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877 if (HAS_PENDING_EXCEPTION) { |
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878 return; |
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879 } |
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880 } else { |
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|
881 assert((int) strlen(name) == name_len, "must be"); |
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882 name_handle = java_lang_String::create_from_str(name, CHECK); |
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883 } |
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884 } |
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|
885 |
16428
78ddecd6255f
added CHECK macros in uses of SymbolTable::new_symbol; added CHECK_ABORT macros for TRAPS functions that must abort the VM if they throw an exception
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diff
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|
886 TempNewSymbol setOption = SymbolTable::new_symbol("setOption", CHECK); |
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887 TempNewSymbol sig = SymbolTable::new_symbol("(Ljava/lang/String;Lcom/oracle/graal/options/OptionValue;CLjava/lang/String;J)V", CHECK); |
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888 JavaValue result(T_VOID); |
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889 JavaCallArguments args; |
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|
890 args.push_oop(name_handle()); |
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891 args.push_oop(option()); |
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892 args.push_int(spec); |
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893 args.push_oop(stringValue()); |
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894 args.push_long(primitiveValue); |
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|
895 JavaCalls::call_static(&result, hotSpotOptionsClass, setOption, sig, &args, CHECK); |
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896 } |
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|
897 |
15870
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898 Handle GraalRuntime::get_OptionValue(const char* declaringClass, const char* fieldName, const char* fieldSig, TRAPS) { |
16428
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|
899 TempNewSymbol name = SymbolTable::new_symbol(declaringClass, CHECK_NH); |
16395
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900 Klass* klass = resolve_or_fail(name, CHECK_NH); |
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|
901 |
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902 // The class has been loaded so the field and signature should already be in the symbol |
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903 // table. If they're not there, the field doesn't exist. |
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904 TempNewSymbol fieldname = SymbolTable::probe(fieldName, (int)strlen(fieldName)); |
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905 TempNewSymbol signame = SymbolTable::probe(fieldSig, (int)strlen(fieldSig)); |
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|
906 if (fieldname == NULL || signame == NULL) { |
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|
907 THROW_MSG_(vmSymbols::java_lang_NoSuchFieldError(), (char*) fieldName, Handle()); |
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|
908 } |
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909 // Make sure class is initialized before handing id's out to fields |
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|
910 klass->initialize(CHECK_NH); |
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|
911 |
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|
912 fieldDescriptor fd; |
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|
913 if (!InstanceKlass::cast(klass)->find_field(fieldname, signame, true, &fd)) { |
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|
914 THROW_MSG_(vmSymbols::java_lang_NoSuchFieldError(), (char*) fieldName, Handle()); |
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915 } |
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|
916 |
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|
917 Handle ret = klass->java_mirror()->obj_field(fd.offset()); |
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|
918 return ret; |
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|
919 } |
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|
920 |
15916
6aa352b260f4
removed use of ServiceLoader in runtime initialization
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diff
changeset
|
921 Handle GraalRuntime::create_Service(const char* name, TRAPS) { |
16428
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added CHECK macros in uses of SymbolTable::new_symbol; added CHECK_ABORT macros for TRAPS functions that must abort the VM if they throw an exception
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|
922 TempNewSymbol kname = SymbolTable::new_symbol(name, CHECK_NH); |
16395
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|
923 Klass* k = resolve_or_fail(kname, CHECK_NH); |
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924 instanceKlassHandle klass(THREAD, k); |
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925 klass->initialize(CHECK_NH); |
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926 klass->check_valid_for_instantiation(true, CHECK_NH); |
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927 JavaValue result(T_VOID); |
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928 instanceHandle service = klass->allocate_instance_handle(CHECK_NH); |
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929 JavaCalls::call_special(&result, service, klass, vmSymbols::object_initializer_name(), vmSymbols::void_method_signature(), THREAD); |
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930 return service; |
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931 } |
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932 |
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933 void GraalRuntime::shutdown() { |
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934 if (_HotSpotGraalRuntime_instance != NULL) { |
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935 JavaThread* THREAD = JavaThread::current(); |
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936 HandleMark hm(THREAD); |
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937 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/hotspot/HotSpotGraalRuntime", CHECK_ABORT); |
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938 KlassHandle klass = load_required_class(name); |
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939 JavaValue result(T_VOID); |
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940 JavaCallArguments args; |
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941 args.push_oop(get_HotSpotGraalRuntime()); |
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942 JavaCalls::call_special(&result, klass, vmSymbols::shutdown_method_name(), vmSymbols::void_method_signature(), &args, CHECK_ABORT); |
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943 |
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944 JNIHandles::destroy_global(_HotSpotGraalRuntime_instance); |
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945 _HotSpotGraalRuntime_instance = NULL; |
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946 } |
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947 } |
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948 |
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949 void GraalRuntime::call_printStackTrace(Handle exception, Thread* thread) { |
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950 assert(exception->is_a(SystemDictionary::Throwable_klass()), "Throwable instance expected"); |
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951 JavaValue result(T_VOID); |
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952 JavaCalls::call_virtual(&result, |
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953 exception, |
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954 KlassHandle(thread, |
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955 SystemDictionary::Throwable_klass()), |
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956 vmSymbols::printStackTrace_name(), |
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957 vmSymbols::void_method_signature(), |
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958 thread); |
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959 } |
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960 |
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961 oop GraalRuntime::compute_graal_class_loader(TRAPS) { |
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962 assert(UseGraalClassLoader, "must be"); |
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963 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/hotspot/loader/Factory", CHECK_NULL); |
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964 KlassHandle klass = SystemDictionary::resolve_or_null(name, CHECK_NULL); |
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965 |
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966 TempNewSymbol getClassLoader = SymbolTable::new_symbol("newClassLoader", CHECK_NULL); |
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967 JavaValue result(T_OBJECT); |
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968 JavaCalls::call_static(&result, klass, getClassLoader, vmSymbols::void_classloader_signature(), CHECK_NULL); |
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969 return (oop) result.get_jobject(); |
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970 } |
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971 |
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972 void GraalRuntime::abort_on_pending_exception(Handle exception, const char* message, bool dump_core) { |
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973 Thread* THREAD = Thread::current(); |
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974 CLEAR_PENDING_EXCEPTION; |
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975 tty->print_cr(message); |
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976 call_printStackTrace(exception, THREAD); |
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977 vm_abort(dump_core); |
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978 } |
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979 |
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980 Klass* GraalRuntime::resolve_or_null(Symbol* name, TRAPS) { |
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981 return SystemDictionary::resolve_or_null(name, SystemDictionary::graal_loader(), Handle(), CHECK_NULL); |
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982 } |
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983 |
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984 Klass* GraalRuntime::resolve_or_fail(Symbol* name, TRAPS) { |
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985 return SystemDictionary::resolve_or_fail(name, SystemDictionary::graal_loader(), Handle(), true, CHECK_NULL); |
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986 } |
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987 |
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988 Klass* GraalRuntime::load_required_class(Symbol* name) { |
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989 Klass* klass = resolve_or_null(name, Thread::current()); |
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990 if (klass == NULL) { |
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991 tty->print_cr("Could not load class %s", name->as_C_string()); |
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992 vm_abort(false); |
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993 } |
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994 return klass; |
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995 } |
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996 |
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997 #include "graalRuntime.inline.hpp" |