Mercurial > hg > truffle
annotate src/share/vm/graal/graalRuntime.cpp @ 16270:d56a09df1a1f
implemented eager checking of Graal options (GRAAL-807)
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Fri, 27 Jun 2014 19:55:54 +0200 |
| parents | 66a9286203a2 |
| children | d6ffc6164830 |
| rev | line source |
|---|---|
| 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 GUARANTEE_NO_PENDING_EXCEPTION("Could not register natives"); |
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66 } |
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67 |
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68 BufferBlob* GraalRuntime::initialize_buffer_blob() { |
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69 JavaThread* THREAD = JavaThread::current(); |
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70 BufferBlob* buffer_blob = THREAD->get_buffer_blob(); |
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71 if (buffer_blob == NULL) { |
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72 buffer_blob = BufferBlob::create("Graal thread-local CodeBuffer", GraalNMethodSizeLimit); |
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73 if (buffer_blob != NULL) { |
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74 THREAD->set_buffer_blob(buffer_blob); |
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75 } |
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76 } |
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77 return buffer_blob; |
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78 } |
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79 |
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80 address GraalRuntime::create_external_deopt_i2c() { |
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81 ResourceMark rm; |
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82 BufferBlob* buffer = BufferBlob::create("externalDeopt", 1*K); |
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83 CodeBuffer cb(buffer); |
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84 short buffer_locs[20]; |
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85 cb.insts()->initialize_shared_locs((relocInfo*)buffer_locs, sizeof(buffer_locs)/sizeof(relocInfo)); |
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86 MacroAssembler masm(&cb); |
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87 |
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88 int total_args_passed = 5; |
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89 |
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90 BasicType* sig_bt = NEW_RESOURCE_ARRAY(BasicType, total_args_passed); |
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91 VMRegPair* regs = NEW_RESOURCE_ARRAY(VMRegPair, total_args_passed); |
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92 int i = 0; |
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93 sig_bt[i++] = T_INT; |
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94 sig_bt[i++] = T_LONG; |
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95 sig_bt[i++] = T_VOID; // long stakes 2 slots |
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96 sig_bt[i++] = T_INT; |
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97 sig_bt[i++] = T_OBJECT; |
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98 |
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99 int comp_args_on_stack = SharedRuntime::java_calling_convention(sig_bt, regs, total_args_passed, false); |
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100 |
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101 SharedRuntime::gen_i2c_adapter(&masm, total_args_passed, comp_args_on_stack, sig_bt, regs); |
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102 masm.flush(); |
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103 |
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104 return AdapterBlob::create(&cb)->content_begin(); |
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105 } |
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106 |
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107 BasicType GraalRuntime::kindToBasicType(jchar ch) { |
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108 switch(ch) { |
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109 case 'z': return T_BOOLEAN; |
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110 case 'b': return T_BYTE; |
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111 case 's': return T_SHORT; |
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112 case 'c': return T_CHAR; |
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113 case 'i': return T_INT; |
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114 case 'f': return T_FLOAT; |
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115 case 'j': return T_LONG; |
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116 case 'd': return T_DOUBLE; |
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117 case 'a': return T_OBJECT; |
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118 case 'r': return T_ADDRESS; |
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119 case '-': return T_ILLEGAL; |
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120 default: |
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121 fatal(err_msg("unexpected Kind: %c", ch)); |
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122 break; |
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123 } |
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124 return T_ILLEGAL; |
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125 } |
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126 |
| 7221 | 127 // Simple helper to see if the caller of a runtime stub which |
| 128 // entered the VM has been deoptimized | |
| 129 | |
| 130 static bool caller_is_deopted() { | |
| 131 JavaThread* thread = JavaThread::current(); | |
| 132 RegisterMap reg_map(thread, false); | |
| 133 frame runtime_frame = thread->last_frame(); | |
| 134 frame caller_frame = runtime_frame.sender(®_map); | |
| 135 assert(caller_frame.is_compiled_frame(), "must be compiled"); | |
| 136 return caller_frame.is_deoptimized_frame(); | |
| 137 } | |
| 138 | |
| 139 // Stress deoptimization | |
| 140 static void deopt_caller() { | |
| 141 if ( !caller_is_deopted()) { | |
| 142 JavaThread* thread = JavaThread::current(); | |
| 143 RegisterMap reg_map(thread, false); | |
| 144 frame runtime_frame = thread->last_frame(); | |
| 145 frame caller_frame = runtime_frame.sender(®_map); | |
| 146 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
| 147 assert(caller_is_deopted(), "Must be deoptimized"); | |
| 148 } | |
| 149 } | |
| 150 | |
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151 JRT_BLOCK_ENTRY(void, GraalRuntime::new_instance(JavaThread* thread, Klass* klass)) |
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152 JRT_BLOCK; |
| 7221 | 153 assert(klass->is_klass(), "not a class"); |
| 154 instanceKlassHandle h(thread, klass); | |
| 155 h->check_valid_for_instantiation(true, CHECK); | |
| 156 // make sure klass is initialized | |
| 157 h->initialize(CHECK); | |
| 158 // allocate instance and return via TLS | |
| 159 oop obj = h->allocate_instance(CHECK); | |
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160 thread->set_vm_result(obj); |
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161 JRT_BLOCK_END; |
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162 |
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163 if (GraalDeferredInitBarriers) { |
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164 new_store_pre_barrier(thread); |
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165 } |
| 7221 | 166 JRT_END |
| 167 | |
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168 JRT_BLOCK_ENTRY(void, GraalRuntime::new_array(JavaThread* thread, Klass* array_klass, jint length)) |
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169 JRT_BLOCK; |
| 7221 | 170 // Note: no handle for klass needed since they are not used |
| 171 // anymore after new_objArray() and no GC can happen before. | |
| 172 // (This may have to change if this code changes!) | |
| 173 assert(array_klass->is_klass(), "not a class"); | |
| 174 oop obj; | |
| 175 if (array_klass->oop_is_typeArray()) { | |
| 176 BasicType elt_type = TypeArrayKlass::cast(array_klass)->element_type(); | |
| 177 obj = oopFactory::new_typeArray(elt_type, length, CHECK); | |
| 178 } else { | |
| 179 Klass* elem_klass = ObjArrayKlass::cast(array_klass)->element_klass(); | |
| 180 obj = oopFactory::new_objArray(elem_klass, length, CHECK); | |
| 181 } | |
| 182 thread->set_vm_result(obj); | |
| 183 // This is pretty rare but this runtime patch is stressful to deoptimization | |
| 184 // if we deoptimize here so force a deopt to stress the path. | |
| 185 if (DeoptimizeALot) { | |
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186 static int deopts = 0; |
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187 // Alternate between deoptimizing and raising an error (which will also cause a deopt) |
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188 if (deopts++ % 2 == 0) { |
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189 ResourceMark rm(THREAD); |
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190 THROW(vmSymbols::java_lang_OutOfMemoryError()); |
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191 } else { |
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192 deopt_caller(); |
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193 } |
| 7221 | 194 } |
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195 JRT_BLOCK_END; |
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196 |
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197 if (GraalDeferredInitBarriers) { |
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198 new_store_pre_barrier(thread); |
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199 } |
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200 JRT_END |
| 7221 | 201 |
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202 void GraalRuntime::new_store_pre_barrier(JavaThread* thread) { |
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203 // After any safepoint, just before going back to compiled code, |
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204 // we inform the GC that we will be doing initializing writes to |
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205 // this object in the future without emitting card-marks, so |
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206 // GC may take any compensating steps. |
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207 // NOTE: Keep this code consistent with GraphKit::store_barrier. |
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208 |
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209 oop new_obj = thread->vm_result(); |
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210 if (new_obj == NULL) return; |
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211 |
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212 assert(Universe::heap()->can_elide_tlab_store_barriers(), |
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213 "compiler must check this first"); |
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214 // GC may decide to give back a safer copy of new_obj. |
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215 new_obj = Universe::heap()->new_store_pre_barrier(thread, new_obj); |
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216 thread->set_vm_result(new_obj); |
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217 } |
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218 |
| 7221 | 219 JRT_ENTRY(void, GraalRuntime::new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims)) |
| 220 assert(klass->is_klass(), "not a class"); | |
| 221 assert(rank >= 1, "rank must be nonzero"); | |
| 222 oop obj = ArrayKlass::cast(klass)->multi_allocate(rank, dims, CHECK); | |
| 223 thread->set_vm_result(obj); | |
| 224 JRT_END | |
| 225 | |
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226 JRT_ENTRY(void, GraalRuntime::dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length)) |
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227 oop obj = Reflection::reflect_new_array(element_mirror, length, CHECK); |
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228 thread->set_vm_result(obj); |
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229 JRT_END |
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230 |
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231 JRT_ENTRY(void, GraalRuntime::dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror)) |
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232 instanceKlassHandle klass(THREAD, java_lang_Class::as_Klass(type_mirror)); |
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233 |
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234 if (klass == NULL) { |
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235 ResourceMark rm(THREAD); |
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236 THROW(vmSymbols::java_lang_InstantiationException()); |
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237 } |
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238 |
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239 // Create new instance (the receiver) |
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240 klass->check_valid_for_instantiation(false, CHECK); |
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241 |
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242 // Make sure klass gets initialized |
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243 klass->initialize(CHECK); |
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244 |
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245 oop obj = klass->allocate_instance(CHECK); |
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246 thread->set_vm_result(obj); |
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247 JRT_END |
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248 |
| 7221 | 249 extern void vm_exit(int code); |
| 250 | |
| 251 // Enter this method from compiled code handler below. This is where we transition | |
| 252 // to VM mode. This is done as a helper routine so that the method called directly | |
| 253 // from compiled code does not have to transition to VM. This allows the entry | |
| 254 // method to see if the nmethod that we have just looked up a handler for has | |
| 255 // been deoptimized while we were in the vm. This simplifies the assembly code | |
| 256 // cpu directories. | |
| 257 // | |
| 258 // We are entering here from exception stub (via the entry method below) | |
| 259 // If there is a compiled exception handler in this method, we will continue there; | |
| 260 // otherwise we will unwind the stack and continue at the caller of top frame method | |
| 261 // Note: we enter in Java using a special JRT wrapper. This wrapper allows us to | |
| 262 // control the area where we can allow a safepoint. After we exit the safepoint area we can | |
| 263 // check to see if the handler we are going to return is now in a nmethod that has | |
| 264 // been deoptimized. If that is the case we return the deopt blob | |
| 265 // unpack_with_exception entry instead. This makes life for the exception blob easier | |
| 266 // because making that same check and diverting is painful from assembly language. | |
| 267 JRT_ENTRY_NO_ASYNC(static address, exception_handler_for_pc_helper(JavaThread* thread, oopDesc* ex, address pc, nmethod*& nm)) | |
| 268 // Reset method handle flag. | |
| 269 thread->set_is_method_handle_return(false); | |
| 270 | |
| 271 Handle exception(thread, ex); | |
| 272 nm = CodeCache::find_nmethod(pc); | |
| 273 assert(nm != NULL, "this is not an nmethod"); | |
| 274 // Adjust the pc as needed/ | |
| 275 if (nm->is_deopt_pc(pc)) { | |
| 276 RegisterMap map(thread, false); | |
| 277 frame exception_frame = thread->last_frame().sender(&map); | |
| 278 // if the frame isn't deopted then pc must not correspond to the caller of last_frame | |
| 279 assert(exception_frame.is_deoptimized_frame(), "must be deopted"); | |
| 280 pc = exception_frame.pc(); | |
| 281 } | |
| 282 #ifdef ASSERT | |
| 283 assert(exception.not_null(), "NULL exceptions should be handled by throw_exception"); | |
| 284 assert(exception->is_oop(), "just checking"); | |
| 285 // Check that exception is a subclass of Throwable, otherwise we have a VerifyError | |
| 286 if (!(exception->is_a(SystemDictionary::Throwable_klass()))) { | |
| 287 if (ExitVMOnVerifyError) vm_exit(-1); | |
| 288 ShouldNotReachHere(); | |
| 289 } | |
| 290 #endif | |
| 291 | |
| 292 // Check the stack guard pages and reenable them if necessary and there is | |
| 293 // enough space on the stack to do so. Use fast exceptions only if the guard | |
| 294 // pages are enabled. | |
| 295 bool guard_pages_enabled = thread->stack_yellow_zone_enabled(); | |
| 296 if (!guard_pages_enabled) guard_pages_enabled = thread->reguard_stack(); | |
| 297 | |
| 298 if (JvmtiExport::can_post_on_exceptions()) { | |
| 299 // To ensure correct notification of exception catches and throws | |
| 300 // we have to deoptimize here. If we attempted to notify the | |
| 301 // catches and throws during this exception lookup it's possible | |
| 302 // we could deoptimize on the way out of the VM and end back in | |
| 303 // the interpreter at the throw site. This would result in double | |
| 304 // notifications since the interpreter would also notify about | |
| 305 // these same catches and throws as it unwound the frame. | |
| 306 | |
| 307 RegisterMap reg_map(thread); | |
| 308 frame stub_frame = thread->last_frame(); | |
| 309 frame caller_frame = stub_frame.sender(®_map); | |
| 310 | |
| 311 // We don't really want to deoptimize the nmethod itself since we | |
| 312 // can actually continue in the exception handler ourselves but I | |
| 313 // don't see an easy way to have the desired effect. | |
| 314 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
| 315 assert(caller_is_deopted(), "Must be deoptimized"); | |
| 316 | |
| 317 return SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
| 318 } | |
| 319 | |
| 320 // ExceptionCache is used only for exceptions at call sites and not for implicit exceptions | |
| 321 if (guard_pages_enabled) { | |
| 322 address fast_continuation = nm->handler_for_exception_and_pc(exception, pc); | |
| 323 if (fast_continuation != NULL) { | |
| 324 // Set flag if return address is a method handle call site. | |
| 325 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
| 326 return fast_continuation; | |
| 327 } | |
| 328 } | |
| 329 | |
| 330 // If the stack guard pages are enabled, check whether there is a handler in | |
| 331 // the current method. Otherwise (guard pages disabled), force an unwind and | |
| 332 // skip the exception cache update (i.e., just leave continuation==NULL). | |
| 333 address continuation = NULL; | |
| 334 if (guard_pages_enabled) { | |
| 335 | |
| 336 // New exception handling mechanism can support inlined methods | |
| 337 // with exception handlers since the mappings are from PC to PC | |
| 338 | |
| 339 // debugging support | |
| 340 // tracing | |
| 341 if (TraceExceptions) { | |
| 342 ttyLocker ttyl; | |
| 343 ResourceMark rm; | |
| 344 int offset = pc - nm->code_begin(); | |
| 345 tty->print_cr("Exception <%s> (0x%x) thrown in compiled method <%s> at PC " PTR_FORMAT " [" PTR_FORMAT "+%d] for thread 0x%x", | |
| 346 exception->print_value_string(), (address)exception(), nm->method()->print_value_string(), pc, nm->code_begin(), offset, thread); | |
| 347 } | |
| 348 // for AbortVMOnException flag | |
| 349 NOT_PRODUCT(Exceptions::debug_check_abort(exception)); | |
| 350 | |
| 351 // Clear out the exception oop and pc since looking up an | |
| 352 // exception handler can cause class loading, which might throw an | |
| 353 // exception and those fields are expected to be clear during | |
| 354 // normal bytecode execution. | |
| 355 thread->set_exception_oop(NULL); | |
| 356 thread->set_exception_pc(NULL); | |
| 357 | |
| 358 continuation = SharedRuntime::compute_compiled_exc_handler(nm, pc, exception, false, false); | |
| 359 // If an exception was thrown during exception dispatch, the exception oop may have changed | |
| 360 thread->set_exception_oop(exception()); | |
| 361 thread->set_exception_pc(pc); | |
| 362 | |
| 363 // the exception cache is used only by non-implicit exceptions | |
| 364 if (continuation != NULL && !SharedRuntime::deopt_blob()->contains(continuation)) { | |
| 365 nm->add_handler_for_exception_and_pc(exception, pc, continuation); | |
| 366 } | |
| 367 } | |
| 368 | |
| 369 // Set flag if return address is a method handle call site. | |
| 370 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
| 371 | |
| 372 if (TraceExceptions) { | |
| 373 ttyLocker ttyl; | |
| 374 ResourceMark rm; | |
| 375 tty->print_cr("Thread " PTR_FORMAT " continuing at PC " PTR_FORMAT " for exception thrown at PC " PTR_FORMAT, | |
| 376 thread, continuation, pc); | |
| 377 } | |
| 378 | |
| 379 return continuation; | |
| 380 JRT_END | |
| 381 | |
| 382 // Enter this method from compiled code only if there is a Java exception handler | |
| 383 // in the method handling the exception. | |
| 384 // We are entering here from exception stub. We don't do a normal VM transition here. | |
| 385 // We do it in a helper. This is so we can check to see if the nmethod we have just | |
| 386 // searched for an exception handler has been deoptimized in the meantime. | |
| 387 address GraalRuntime::exception_handler_for_pc(JavaThread* thread) { | |
| 388 oop exception = thread->exception_oop(); | |
| 389 address pc = thread->exception_pc(); | |
| 390 // Still in Java mode | |
| 391 DEBUG_ONLY(ResetNoHandleMark rnhm); | |
| 392 nmethod* nm = NULL; | |
| 393 address continuation = NULL; | |
| 394 { | |
| 395 // Enter VM mode by calling the helper | |
| 396 ResetNoHandleMark rnhm; | |
| 397 continuation = exception_handler_for_pc_helper(thread, exception, pc, nm); | |
| 398 } | |
| 399 // Back in JAVA, use no oops DON'T safepoint | |
| 400 | |
| 401 // Now check to see if the nmethod we were called from is now deoptimized. | |
| 402 // If so we must return to the deopt blob and deoptimize the nmethod | |
| 403 if (nm != NULL && caller_is_deopted()) { | |
| 404 continuation = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
| 405 } | |
| 406 | |
| 407 assert(continuation != NULL, "no handler found"); | |
| 408 return continuation; | |
| 409 } | |
| 410 | |
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411 JRT_ENTRY(void, GraalRuntime::create_null_exception(JavaThread* thread)) |
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412 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_NullPointerException()); |
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413 thread->set_vm_result(PENDING_EXCEPTION); |
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414 CLEAR_PENDING_EXCEPTION; |
| 7221 | 415 JRT_END |
| 416 | |
|
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417 JRT_ENTRY(void, GraalRuntime::create_out_of_bounds_exception(JavaThread* thread, jint index)) |
| 7221 | 418 char message[jintAsStringSize]; |
| 419 sprintf(message, "%d", index); | |
|
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420 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message); |
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421 thread->set_vm_result(PENDING_EXCEPTION); |
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422 CLEAR_PENDING_EXCEPTION; |
| 7221 | 423 JRT_END |
| 424 | |
|
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425 JRT_ENTRY_NO_ASYNC(void, GraalRuntime::monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
| 7221 | 426 if (TraceGraal >= 3) { |
| 427 char type[O_BUFLEN]; | |
| 428 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
| 429 markOop mark = obj->mark(); | |
| 430 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); | |
| 431 tty->flush(); | |
| 432 } | |
| 433 #ifdef ASSERT | |
| 434 if (PrintBiasedLockingStatistics) { | |
| 435 Atomic::inc(BiasedLocking::slow_path_entry_count_addr()); | |
| 436 } | |
| 437 #endif | |
| 438 Handle h_obj(thread, obj); | |
| 439 assert(h_obj()->is_oop(), "must be NULL or an object"); | |
| 440 if (UseBiasedLocking) { | |
| 441 // Retry fast entry if bias is revoked to avoid unnecessary inflation | |
| 442 ObjectSynchronizer::fast_enter(h_obj, lock, true, CHECK); | |
| 443 } else { | |
| 7226 | 444 if (GraalUseFastLocking) { |
| 7221 | 445 // When using fast locking, the compiled code has already tried the fast case |
| 446 ObjectSynchronizer::slow_enter(h_obj, lock, THREAD); | |
| 447 } else { | |
| 448 ObjectSynchronizer::fast_enter(h_obj, lock, false, THREAD); | |
| 449 } | |
| 450 } | |
| 451 if (TraceGraal >= 3) { | |
| 452 tty->print_cr("%s: exiting locking slow with obj=" INTPTR_FORMAT, thread->name(), obj); | |
| 453 } | |
| 454 JRT_END | |
| 455 | |
|
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456 JRT_LEAF(void, GraalRuntime::monitorexit(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
| 7221 | 457 assert(thread == JavaThread::current(), "threads must correspond"); |
| 458 assert(thread->last_Java_sp(), "last_Java_sp must be set"); | |
| 459 // monitorexit is non-blocking (leaf routine) => no exceptions can be thrown | |
| 460 EXCEPTION_MARK; | |
| 461 | |
| 462 #ifdef DEBUG | |
| 463 if (!obj->is_oop()) { | |
| 464 ResetNoHandleMark rhm; | |
| 465 nmethod* method = thread->last_frame().cb()->as_nmethod_or_null(); | |
| 466 if (method != NULL) { | |
| 467 tty->print_cr("ERROR in monitorexit in method %s wrong obj " INTPTR_FORMAT, method->name(), obj); | |
| 468 } | |
| 469 thread->print_stack_on(tty); | |
| 470 assert(false, "invalid lock object pointer dected"); | |
| 471 } | |
| 472 #endif | |
| 473 | |
| 7226 | 474 if (GraalUseFastLocking) { |
| 7221 | 475 // When using fast locking, the compiled code has already tried the fast case |
| 476 ObjectSynchronizer::slow_exit(obj, lock, THREAD); | |
| 477 } else { | |
| 478 ObjectSynchronizer::fast_exit(obj, lock, THREAD); | |
| 479 } | |
| 480 if (TraceGraal >= 3) { | |
| 481 char type[O_BUFLEN]; | |
| 482 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
| 483 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); | |
| 484 tty->flush(); | |
| 485 } | |
| 486 JRT_END | |
| 487 | |
|
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488 JRT_ENTRY(void, GraalRuntime::log_object(JavaThread* thread, oopDesc* obj, jint flags)) |
| 7221 | 489 bool string = mask_bits_are_true(flags, LOG_OBJECT_STRING); |
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490 bool addr = mask_bits_are_true(flags, LOG_OBJECT_ADDRESS); |
| 7221 | 491 bool newline = mask_bits_are_true(flags, LOG_OBJECT_NEWLINE); |
| 492 if (!string) { | |
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493 if (!addr && obj->is_oop_or_null(true)) { |
| 7221 | 494 char buf[O_BUFLEN]; |
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495 tty->print("%s@%p", obj->klass()->name()->as_C_string(buf, O_BUFLEN), (address)obj); |
| 7221 | 496 } else { |
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497 tty->print("%p", (address)obj); |
| 7221 | 498 } |
| 499 } else { | |
| 500 ResourceMark rm; | |
| 501 assert(obj != NULL && java_lang_String::is_instance(obj), "must be"); | |
| 502 char *buf = java_lang_String::as_utf8_string(obj); | |
| 503 tty->print(buf); | |
| 504 } | |
| 505 if (newline) { | |
| 506 tty->cr(); | |
| 507 } | |
| 508 JRT_END | |
| 509 | |
|
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510 JRT_LEAF(void, GraalRuntime::write_barrier_pre(JavaThread* thread, oopDesc* obj)) |
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511 thread->satb_mark_queue().enqueue(obj); |
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512 JRT_END |
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513 |
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514 JRT_LEAF(void, GraalRuntime::write_barrier_post(JavaThread* thread, void* card_addr)) |
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515 thread->dirty_card_queue().enqueue(card_addr); |
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516 JRT_END |
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517 |
|
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518 JRT_LEAF(jboolean, GraalRuntime::validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child)) |
|
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519 bool ret = true; |
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520 if(!Universe::heap()->is_in_closed_subset(parent)) { |
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521 tty->print_cr("Parent Object "INTPTR_FORMAT" not in heap", parent); |
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522 parent->print(); |
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523 ret=false; |
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524 } |
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525 if(!Universe::heap()->is_in_closed_subset(child)) { |
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526 tty->print_cr("Child Object "INTPTR_FORMAT" not in heap", child); |
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527 child->print(); |
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528 ret=false; |
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529 } |
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530 return (jint)ret; |
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531 JRT_END |
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532 |
|
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533 JRT_ENTRY(void, GraalRuntime::vm_error(JavaThread* thread, jlong where, jlong format, jlong value)) |
| 7221 | 534 ResourceMark rm; |
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535 const char *error_msg = where == 0L ? "<internal Graal error>" : (char*) (address) where; |
| 7221 | 536 char *detail_msg = NULL; |
|
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537 if (format != 0L) { |
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|
538 const char* buf = (char*) (address) format; |
| 7221 | 539 size_t detail_msg_length = strlen(buf) * 2; |
| 540 detail_msg = (char *) NEW_RESOURCE_ARRAY(u_char, detail_msg_length); | |
| 541 jio_snprintf(detail_msg, detail_msg_length, buf, value); | |
| 542 } | |
| 543 report_vm_error(__FILE__, __LINE__, error_msg, detail_msg); | |
| 544 JRT_END | |
| 545 | |
|
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|
546 JRT_LEAF(oopDesc*, GraalRuntime::load_and_clear_exception(JavaThread* thread)) |
|
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547 oop exception = thread->exception_oop(); |
|
1b60f639ac4b
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|
548 assert(exception != NULL, "npe"); |
|
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549 thread->set_exception_oop(NULL); |
|
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550 thread->set_exception_pc(0); |
|
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551 return exception; |
|
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552 JRT_END |
| 8506 | 553 |
|
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|
554 JRT_LEAF(void, GraalRuntime::log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3)) |
| 7221 | 555 ResourceMark rm; |
| 556 assert(format != NULL && java_lang_String::is_instance(format), "must be"); | |
| 557 char *buf = java_lang_String::as_utf8_string(format); | |
|
7235
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changeset
|
558 tty->print(buf, v1, v2, v3); |
| 7221 | 559 JRT_END |
| 560 | |
|
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|
561 static void decipher(jlong v, bool ignoreZero) { |
|
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562 if (v != 0 || !ignoreZero) { |
|
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563 void* p = (void *)(address) v; |
|
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564 CodeBlob* cb = CodeCache::find_blob(p); |
|
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|
565 if (cb) { |
|
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|
566 if (cb->is_nmethod()) { |
|
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|
567 char buf[O_BUFLEN]; |
|
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|
568 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()); |
|
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|
569 return; |
|
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570 } |
|
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|
571 cb->print_value_on(tty); |
|
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572 return; |
|
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573 } |
|
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|
574 if (Universe::heap()->is_in(p)) { |
|
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|
575 oop obj = oop(p); |
|
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|
576 obj->print_value_on(tty); |
|
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|
577 return; |
|
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578 } |
|
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changeset
|
579 tty->print("%p [long: %d, double %f, char %c]", v, v, v, v); |
|
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580 } |
|
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|
581 } |
|
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|
582 |
|
9471
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Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
583 JRT_LEAF(void, GraalRuntime::vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3)) |
|
9232
bb2447c64055
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Doug Simon <doug.simon@oracle.com>
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changeset
|
584 ResourceMark rm; |
|
bb2447c64055
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diff
changeset
|
585 char *buf = (char*) (address) format; |
|
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changeset
|
586 if (vmError) { |
|
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changeset
|
587 if (buf != NULL) { |
|
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changeset
|
588 fatal(err_msg(buf, v1, v2, v3)); |
|
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589 } else { |
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590 fatal("<anonymous error>"); |
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591 } |
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592 } else if (buf != NULL) { |
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593 tty->print(buf, v1, v2, v3); |
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594 } else { |
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595 assert(v2 == 0, "v2 != 0"); |
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596 assert(v3 == 0, "v3 != 0"); |
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597 decipher(v1, false); |
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598 } |
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599 JRT_END |
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600 |
|
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601 JRT_ENTRY(void, GraalRuntime::log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline)) |
| 7221 | 602 union { |
| 603 jlong l; | |
| 604 jdouble d; | |
| 605 jfloat f; | |
| 606 } uu; | |
| 607 uu.l = value; | |
| 608 switch (typeChar) { | |
| 609 case 'z': tty->print(value == 0 ? "false" : "true"); break; | |
| 610 case 'b': tty->print("%d", (jbyte) value); break; | |
| 611 case 'c': tty->print("%c", (jchar) value); break; | |
| 612 case 's': tty->print("%d", (jshort) value); break; | |
| 613 case 'i': tty->print("%d", (jint) value); break; | |
| 614 case 'f': tty->print("%f", uu.f); break; | |
| 615 case 'j': tty->print(INT64_FORMAT, value); break; | |
| 616 case 'd': tty->print("%lf", uu.d); break; | |
| 617 default: assert(false, "unknown typeChar"); break; | |
| 618 } | |
| 619 if (newline) { | |
| 620 tty->cr(); | |
| 621 } | |
| 622 JRT_END | |
| 623 | |
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624 JRT_ENTRY(jint, GraalRuntime::identity_hash_code(JavaThread* thread, oopDesc* obj)) |
| 7221 | 625 return (jint) obj->identity_hash(); |
| 626 JRT_END | |
| 627 | |
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628 JRT_ENTRY(jboolean, GraalRuntime::thread_is_interrupted(JavaThread* thread, oopDesc* receiver, jboolean clear_interrupted)) |
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629 // Ensure that the C++ Thread and OSThread structures aren't freed before we operate |
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630 Handle receiverHandle(thread, receiver); |
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631 MutexLockerEx ml(thread->threadObj() == (void*)receiver ? NULL : Threads_lock); |
|
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632 JavaThread* receiverThread = java_lang_Thread::thread(receiverHandle()); |
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633 if (receiverThread == NULL) { |
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634 // The other thread may exit during this process, which is ok so return false. |
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635 return JNI_FALSE; |
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636 } else { |
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637 return (jint) Thread::is_interrupted(receiverThread, clear_interrupted != 0); |
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638 } |
| 7221 | 639 JRT_END |
| 640 | |
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641 // private static GraalRuntime Graal.initializeRuntime() |
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642 JVM_ENTRY(jobject, JVM_GetGraalRuntime(JNIEnv *env, jclass c)) |
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643 return GraalRuntime::get_HotSpotGraalRuntime_jobject(); |
| 7221 | 644 JVM_END |
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645 |
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646 // private static String[] Graal.getServiceImpls(Class service) |
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647 JVM_ENTRY(jobject, JVM_GetGraalServiceImpls(JNIEnv *env, jclass c, jclass serviceClass)) |
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648 HandleMark hm; |
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649 KlassHandle serviceKlass(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(serviceClass))); |
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650 return JNIHandles::make_local(THREAD, GraalRuntime::get_service_impls(serviceKlass, THREAD)()); |
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651 JVM_END |
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652 |
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653 // private static TruffleRuntime Truffle.createRuntime() |
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654 JVM_ENTRY(jobject, JVM_CreateTruffleRuntime(JNIEnv *env, jclass c)) |
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655 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/truffle/hotspot/HotSpotTruffleRuntime", THREAD); |
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656 KlassHandle klass = GraalRuntime::load_required_class(name); |
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657 |
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658 TempNewSymbol makeInstance = SymbolTable::new_symbol("makeInstance", THREAD); |
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659 TempNewSymbol sig = SymbolTable::new_symbol("()Lcom/oracle/graal/truffle/hotspot/HotSpotTruffleRuntime;", THREAD); |
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660 JavaValue result(T_OBJECT); |
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661 JavaCalls::call_static(&result, klass, makeInstance, sig, THREAD); |
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662 GUARANTEE_NO_PENDING_EXCEPTION("Couldn't initialize HotSpotTruffleRuntime"); |
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663 return JNIHandles::make_local((oop) result.get_jobject()); |
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664 JVM_END |
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665 |
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666 Handle GraalRuntime::get_HotSpotGraalRuntime() { |
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667 if (JNIHandles::resolve(_HotSpotGraalRuntime_instance) == NULL) { |
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668 Thread* THREAD = Thread::current(); |
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669 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/hotspot/HotSpotGraalRuntime", THREAD); |
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670 KlassHandle klass = load_required_class(name); |
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671 TempNewSymbol runtime = SymbolTable::new_symbol("runtime", THREAD); |
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672 TempNewSymbol sig = SymbolTable::new_symbol("()Lcom/oracle/graal/hotspot/HotSpotGraalRuntime;", THREAD); |
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673 JavaValue result(T_OBJECT); |
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674 JavaCalls::call_static(&result, klass, runtime, sig, THREAD); |
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675 GUARANTEE_NO_PENDING_EXCEPTION("Couldn't initialize HotSpotGraalRuntime"); |
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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 |
|
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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; |
|
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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 |
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693 #ifdef COMPILERGRAAL |
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694 // private static boolean CompilationQueue.printAndResetCompRate() |
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695 JVM_ENTRY(void, JVM_PrintAndResetGraalCompRate(JNIEnv *env, jclass c)) |
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696 GraalCompiler* comp = GraalCompiler::instance(); |
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697 CompileBroker::print_times(comp); |
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698 CompilerStatistics* stats = comp->stats(); |
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699 stats->_standard.reset(); |
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700 stats->_osr.reset(); |
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701 JVM_END |
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702 #endif |
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703 |
|
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704 jint GraalRuntime::check_arguments(TRAPS) { |
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705 KlassHandle nullHandle; |
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706 parse_arguments(nullHandle, THREAD); |
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707 if (HAS_PENDING_EXCEPTION) { |
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708 // Errors in parsing Graal arguments cause exceptions. |
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709 // We now load and initialize HotSpotOptions which in turn |
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710 // causes argument parsing to be redone with better error messages. |
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711 CLEAR_PENDING_EXCEPTION; |
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712 TempNewSymbol name = SymbolTable::new_symbol("Lcom/oracle/graal/hotspot/HotSpotOptions;", THREAD); |
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713 instanceKlassHandle hotSpotOptionsClass = SystemDictionary::resolve_or_fail(name, true, THREAD); |
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714 GUARANTEE_NO_PENDING_EXCEPTION("Error in check_arguments"); |
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715 |
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|
716 parse_arguments(hotSpotOptionsClass, THREAD); |
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|
717 assert(HAS_PENDING_EXCEPTION, "must be"); |
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718 |
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|
719 ResourceMark rm; |
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720 oop message = java_lang_Throwable::message(PENDING_EXCEPTION); |
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721 assert(message != NULL, "Graal argument parsing exception is expected to hava message"); |
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722 tty->print_cr("Error parsing Graal options: %s", java_lang_String::as_utf8_string(message)); |
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723 CLEAR_PENDING_EXCEPTION; |
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724 return JNI_ERR; |
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725 } |
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726 return JNI_OK; |
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727 } |
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|
728 |
|
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729 bool GraalRuntime::parse_arguments(KlassHandle hotSpotOptionsClass, TRAPS) { |
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730 ResourceMark rm(THREAD); |
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731 |
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732 // Process option overrides from graal.options first |
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733 parse_graal_options_file(hotSpotOptionsClass, CHECK_false); |
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734 |
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735 // Now process options on the command line |
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736 int numOptions = Arguments::num_graal_args(); |
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737 for (int i = 0; i < numOptions; i++) { |
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738 char* arg = Arguments::graal_args_array()[i]; |
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739 parse_argument(hotSpotOptionsClass, arg, CHECK_false); |
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740 } |
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741 return CITime || CITimeEach; |
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742 } |
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743 |
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744 void GraalRuntime::check_required_value(const char* name, int name_len, const char* value, TRAPS) { |
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745 if (value == NULL) { |
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746 char buf[200]; |
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747 jio_snprintf(buf, sizeof(buf), "Value for option %.*s must use '-G:%.*s=<value>' format", name_len, name, name_len, name); |
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748 THROW_MSG(vmSymbols::java_lang_InternalError(), buf); |
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749 } |
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750 } |
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751 |
|
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752 void GraalRuntime::parse_argument(KlassHandle hotSpotOptionsClass, char* arg, TRAPS) { |
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753 char first = arg[0]; |
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754 char* name; |
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755 size_t name_len; |
|
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756 bool recognized = true; |
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757 if (first == '+' || first == '-') { |
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758 name = arg + 1; |
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759 name_len = strlen(name); |
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760 recognized = set_option(hotSpotOptionsClass, name, (int)name_len, arg, CHECK); |
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761 } else { |
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762 char* sep = strchr(arg, '='); |
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763 name = arg; |
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764 char* value = NULL; |
|
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765 if (sep != NULL) { |
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766 name_len = sep - name; |
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767 value = sep + 1; |
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768 } else { |
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769 name_len = strlen(name); |
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770 } |
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771 recognized = set_option(hotSpotOptionsClass, name, (int)name_len, value, CHECK); |
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772 } |
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773 |
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774 if (!recognized) { |
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775 bool throw_err = hotSpotOptionsClass.is_null(); |
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776 if (!hotSpotOptionsClass.is_null()) { |
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777 instanceKlassHandle ikh(hotSpotOptionsClass()); |
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778 if (!ikh->is_reentrant_initialization(THREAD)) { |
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779 set_option_helper(hotSpotOptionsClass, name, name_len, Handle(), ' ', Handle(), 0L); |
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780 throw_err = true; |
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781 } |
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782 } |
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|
783 |
|
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784 if (throw_err) { |
|
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785 char buf[200]; |
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786 jio_snprintf(buf, sizeof(buf), "Unrecognized Graal option %.*s", name_len, name); |
|
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|
787 THROW_MSG(vmSymbols::java_lang_InternalError(), buf); |
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788 } |
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789 } |
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790 } |
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791 |
|
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792 void GraalRuntime::parse_graal_options_file(KlassHandle hotSpotOptionsClass, TRAPS) { |
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793 const char* home = Arguments::get_java_home(); |
|
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794 int path_len = (int)strlen(home) + (int)strlen("/lib/graal.options") + 1; |
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|
795 char* path = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, path_len); |
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796 char sep = os::file_separator()[0]; |
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797 sprintf(path, "%s%clib%cgraal.options", home, sep, sep); |
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798 |
|
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799 struct stat st; |
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800 if (os::stat(path, &st) == 0) { |
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801 int file_handle = os::open(path, 0, 0); |
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802 if (file_handle != -1) { |
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803 char* buffer = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, st.st_size); |
|
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804 int num_read = (int) os::read(file_handle, (char*) buffer, st.st_size); |
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805 if (num_read == -1) { |
|
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806 warning("Error reading file %s due to %s", path, strerror(errno)); |
|
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807 } else if (num_read != st.st_size) { |
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808 warning("Only read %d of %d bytes from %s", num_read, st.st_size, path); |
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809 } |
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810 os::close(file_handle); |
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811 if (num_read == st.st_size) { |
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812 char* line = buffer; |
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813 int lineNo = 1; |
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814 while (line - buffer < num_read) { |
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815 char* nl = strchr(line, '\n'); |
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816 if (nl != NULL) { |
|
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817 *nl = '\0'; |
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818 } |
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819 parse_argument(hotSpotOptionsClass, line, THREAD); |
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820 if (HAS_PENDING_EXCEPTION) { |
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821 warning("Error in %s:%d", path, lineNo); |
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822 return; |
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823 } |
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824 if (nl != NULL) { |
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825 line = nl + 1; |
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826 lineNo++; |
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827 } else { |
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828 // File without newline at the end |
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829 break; |
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830 } |
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831 } |
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832 } |
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833 } else { |
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834 warning("Error opening file %s due to %s", path, strerror(errno)); |
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835 } |
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836 } |
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837 } |
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838 |
|
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839 jlong GraalRuntime::parse_primitive_option_value(char spec, const char* name, int name_len, const char* value, TRAPS) { |
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840 check_required_value(name, name_len, value, CHECK_(0L)); |
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841 union { |
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842 jint i; |
|
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843 jlong l; |
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844 double d; |
|
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845 } uu; |
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846 uu.l = 0L; |
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847 char dummy; |
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848 switch (spec) { |
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849 case 'd': |
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850 case 'f': { |
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851 if (sscanf(value, "%lf%c", &uu.d, &dummy) == 1) { |
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852 return uu.l; |
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853 } |
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854 break; |
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855 } |
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856 case 'i': { |
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857 if (sscanf(value, "%d%c", &uu.i, &dummy) == 1) { |
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858 return uu.l; |
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859 } |
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860 break; |
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861 } |
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862 default: |
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863 ShouldNotReachHere(); |
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864 } |
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865 ResourceMark rm(THREAD); |
|
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866 char buf[200]; |
|
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867 jio_snprintf(buf, sizeof(buf), "Invalid %s value for Graal option %.*s: %s", (spec == 'i' ? "numeric" : "float/double"), name, name_len, value); |
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868 THROW_MSG_(vmSymbols::java_lang_InternalError(), buf, 0L); |
|
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869 } |
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|
870 |
|
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871 void GraalRuntime::set_option_helper(KlassHandle hotSpotOptionsClass, char* name, int name_len, Handle option, jchar spec, Handle stringValue, jlong primitiveValue) { |
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872 Thread* THREAD = Thread::current(); |
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873 Handle name_handle; |
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874 if (name != NULL) { |
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875 if ((int) strlen(name) > name_len) { |
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876 // Temporarily replace '=' with NULL to create the Java string for the option name |
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877 char save = name[name_len]; |
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878 name[name_len] = '\0'; |
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879 name_handle = java_lang_String::create_from_str(name, THREAD); |
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880 name[name_len] = '='; |
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881 if (HAS_PENDING_EXCEPTION) { |
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882 return; |
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883 } |
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884 } else { |
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885 assert((int) strlen(name) == name_len, "must be"); |
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886 name_handle = java_lang_String::create_from_str(name, CHECK); |
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887 } |
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888 } |
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889 |
|
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890 TempNewSymbol setOption = SymbolTable::new_symbol("setOption", THREAD); |
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891 TempNewSymbol sig = SymbolTable::new_symbol("(Ljava/lang/String;Lcom/oracle/graal/options/OptionValue;CLjava/lang/String;J)V", THREAD); |
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892 JavaValue result(T_VOID); |
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893 JavaCallArguments args; |
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894 args.push_oop(name_handle()); |
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895 args.push_oop(option()); |
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896 args.push_int(spec); |
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897 args.push_oop(stringValue()); |
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898 args.push_long(primitiveValue); |
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899 JavaCalls::call_static(&result, hotSpotOptionsClass, setOption, sig, &args, CHECK); |
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900 } |
|
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|
901 |
|
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902 Handle GraalRuntime::get_OptionValue(const char* declaringClass, const char* fieldName, const char* fieldSig, TRAPS) { |
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903 TempNewSymbol name = SymbolTable::new_symbol(declaringClass, THREAD); |
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|
904 Klass* klass = SystemDictionary::resolve_or_fail(name, true, CHECK_NH); |
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905 |
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906 // The class has been loaded so the field and signature should already be in the symbol |
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907 // table. If they're not there, the field doesn't exist. |
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908 TempNewSymbol fieldname = SymbolTable::probe(fieldName, (int)strlen(fieldName)); |
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909 TempNewSymbol signame = SymbolTable::probe(fieldSig, (int)strlen(fieldSig)); |
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910 if (fieldname == NULL || signame == NULL) { |
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911 THROW_MSG_(vmSymbols::java_lang_NoSuchFieldError(), (char*) fieldName, Handle()); |
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912 } |
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913 // Make sure class is initialized before handing id's out to fields |
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914 klass->initialize(CHECK_NH); |
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915 |
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916 fieldDescriptor fd; |
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917 if (!InstanceKlass::cast(klass)->find_field(fieldname, signame, true, &fd)) { |
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918 THROW_MSG_(vmSymbols::java_lang_NoSuchFieldError(), (char*) fieldName, Handle()); |
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919 } |
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920 |
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921 Handle ret = klass->java_mirror()->obj_field(fd.offset()); |
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922 return ret; |
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923 } |
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924 |
|
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925 Handle GraalRuntime::create_Service(const char* name, TRAPS) { |
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926 TempNewSymbol kname = SymbolTable::new_symbol(name, THREAD); |
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927 Klass* k = SystemDictionary::resolve_or_fail(kname, true, CHECK_NH); |
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928 instanceKlassHandle klass(THREAD, k); |
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929 klass->initialize(CHECK_NH); |
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930 klass->check_valid_for_instantiation(true, CHECK_NH); |
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931 JavaValue result(T_VOID); |
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932 instanceHandle service = klass->allocate_instance_handle(CHECK_NH); |
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933 JavaCalls::call_special(&result, service, klass, vmSymbols::object_initializer_name(), vmSymbols::void_method_signature(), THREAD); |
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934 return service; |
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935 } |
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936 |
|
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937 void GraalRuntime::shutdown() { |
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938 if (_HotSpotGraalRuntime_instance != NULL) { |
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939 JavaThread* THREAD = JavaThread::current(); |
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940 HandleMark hm(THREAD); |
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941 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/hotspot/HotSpotGraalRuntime", THREAD); |
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942 KlassHandle klass = load_required_class(name); |
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943 JavaValue result(T_VOID); |
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944 JavaCallArguments args; |
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945 args.push_oop(get_HotSpotGraalRuntime()); |
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946 JavaCalls::call_special(&result, klass, vmSymbols::shutdown_method_name(), vmSymbols::void_method_signature(), &args, THREAD); |
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947 GUARANTEE_NO_PENDING_EXCEPTION("Error while calling shutdown"); |
|
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948 |
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949 JNIHandles::destroy_global(_HotSpotGraalRuntime_instance); |
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950 _HotSpotGraalRuntime_instance = NULL; |
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951 } |
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952 } |
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953 |
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954 void GraalRuntime::abort_on_pending_exception(Handle exception, const char* message, bool dump_core) { |
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955 Thread* THREAD = Thread::current(); |
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956 CLEAR_PENDING_EXCEPTION; |
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957 |
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958 assert(exception->is_a(SystemDictionary::Throwable_klass()), "Throwable instance expected"); |
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959 JavaValue result(T_VOID); |
|
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960 tty->print_cr(message); |
|
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961 JavaCalls::call_virtual(&result, |
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962 exception, |
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963 KlassHandle(THREAD, |
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964 SystemDictionary::Throwable_klass()), |
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965 vmSymbols::printStackTrace_name(), |
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966 vmSymbols::void_method_signature(), |
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967 THREAD); |
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968 |
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969 vm_abort(dump_core); |
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970 } |
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971 |
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972 Klass* GraalRuntime::load_required_class(Symbol* name) { |
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973 Klass* klass = SystemDictionary::resolve_or_null(name, SystemDictionary::java_system_loader(), Handle(), Thread::current()); |
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974 if (klass == NULL) { |
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975 tty->print_cr("Could not load class %s", name->as_C_string()); |
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976 vm_abort(false); |
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977 } |
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978 return klass; |
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979 } |
|
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|
980 |
|
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981 #include "graalRuntime.inline.hpp" |