Mercurial > hg > truffle
annotate src/share/vm/graal/graalRuntime.cpp @ 13212:eb03a7335eb0
Use fixed instead of virtual register for target in far foreign call, since the register allocator does not support virtual registers to be used at call sites.
| author | Christian Wimmer <christian.wimmer@oracle.com> |
|---|---|
| date | Mon, 02 Dec 2013 14:20:32 -0800 |
| parents | e27f3169460e |
| children | d8143c431d63 |
| 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" |
| 7221 | 26 #include "graal/graalRuntime.hpp" |
| 27 #include "graal/graalVMToCompiler.hpp" | |
| 7735 | 28 #include "memory/oopFactory.hpp" |
| 29 #include "prims/jvm.h" | |
| 7221 | 30 #include "runtime/biasedLocking.hpp" |
| 7735 | 31 #include "runtime/interfaceSupport.hpp" |
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32 #include "runtime/reflection.hpp" |
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33 #include "utilities/debug.hpp" |
| 7221 | 34 |
| 35 // Simple helper to see if the caller of a runtime stub which | |
| 36 // entered the VM has been deoptimized | |
| 37 | |
| 38 static bool caller_is_deopted() { | |
| 39 JavaThread* thread = JavaThread::current(); | |
| 40 RegisterMap reg_map(thread, false); | |
| 41 frame runtime_frame = thread->last_frame(); | |
| 42 frame caller_frame = runtime_frame.sender(®_map); | |
| 43 assert(caller_frame.is_compiled_frame(), "must be compiled"); | |
| 44 return caller_frame.is_deoptimized_frame(); | |
| 45 } | |
| 46 | |
| 47 // Stress deoptimization | |
| 48 static void deopt_caller() { | |
| 49 if ( !caller_is_deopted()) { | |
| 50 JavaThread* thread = JavaThread::current(); | |
| 51 RegisterMap reg_map(thread, false); | |
| 52 frame runtime_frame = thread->last_frame(); | |
| 53 frame caller_frame = runtime_frame.sender(®_map); | |
| 54 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
| 55 assert(caller_is_deopted(), "Must be deoptimized"); | |
| 56 } | |
| 57 } | |
| 58 | |
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59 JRT_BLOCK_ENTRY(void, GraalRuntime::new_instance(JavaThread* thread, Klass* klass)) |
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60 JRT_BLOCK; |
| 7221 | 61 assert(klass->is_klass(), "not a class"); |
| 62 instanceKlassHandle h(thread, klass); | |
| 63 h->check_valid_for_instantiation(true, CHECK); | |
| 64 // make sure klass is initialized | |
| 65 h->initialize(CHECK); | |
| 66 // allocate instance and return via TLS | |
| 67 oop obj = h->allocate_instance(CHECK); | |
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68 thread->set_vm_result(obj); |
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69 JRT_BLOCK_END; |
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70 |
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71 if (GraalDeferredInitBarriers) { |
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72 new_store_pre_barrier(thread); |
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73 } |
| 7221 | 74 JRT_END |
| 75 | |
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76 JRT_BLOCK_ENTRY(void, GraalRuntime::new_array(JavaThread* thread, Klass* array_klass, jint length)) |
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77 JRT_BLOCK; |
| 7221 | 78 // Note: no handle for klass needed since they are not used |
| 79 // anymore after new_objArray() and no GC can happen before. | |
| 80 // (This may have to change if this code changes!) | |
| 81 assert(array_klass->is_klass(), "not a class"); | |
| 82 oop obj; | |
| 83 if (array_klass->oop_is_typeArray()) { | |
| 84 BasicType elt_type = TypeArrayKlass::cast(array_klass)->element_type(); | |
| 85 obj = oopFactory::new_typeArray(elt_type, length, CHECK); | |
| 86 } else { | |
| 87 Klass* elem_klass = ObjArrayKlass::cast(array_klass)->element_klass(); | |
| 88 obj = oopFactory::new_objArray(elem_klass, length, CHECK); | |
| 89 } | |
| 90 thread->set_vm_result(obj); | |
| 91 // This is pretty rare but this runtime patch is stressful to deoptimization | |
| 92 // if we deoptimize here so force a deopt to stress the path. | |
| 93 if (DeoptimizeALot) { | |
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94 static int deopts = 0; |
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95 // Alternate between deoptimizing and raising an error (which will also cause a deopt) |
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96 if (deopts++ % 2 == 0) { |
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97 ResourceMark rm(THREAD); |
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98 THROW(vmSymbols::java_lang_OutOfMemoryError()); |
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99 } else { |
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100 deopt_caller(); |
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101 } |
| 7221 | 102 } |
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103 JRT_BLOCK_END; |
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104 |
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105 if (GraalDeferredInitBarriers) { |
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106 new_store_pre_barrier(thread); |
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107 } |
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108 JRT_END |
| 7221 | 109 |
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110 void GraalRuntime::new_store_pre_barrier(JavaThread* thread) { |
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111 // After any safepoint, just before going back to compiled code, |
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112 // we inform the GC that we will be doing initializing writes to |
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113 // this object in the future without emitting card-marks, so |
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114 // GC may take any compensating steps. |
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115 // NOTE: Keep this code consistent with GraphKit::store_barrier. |
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116 |
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117 oop new_obj = thread->vm_result(); |
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118 if (new_obj == NULL) return; |
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119 |
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120 assert(Universe::heap()->can_elide_tlab_store_barriers(), |
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121 "compiler must check this first"); |
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122 // GC may decide to give back a safer copy of new_obj. |
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123 new_obj = Universe::heap()->new_store_pre_barrier(thread, new_obj); |
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124 thread->set_vm_result(new_obj); |
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125 } |
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126 |
| 7221 | 127 JRT_ENTRY(void, GraalRuntime::new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims)) |
| 128 assert(klass->is_klass(), "not a class"); | |
| 129 assert(rank >= 1, "rank must be nonzero"); | |
| 130 oop obj = ArrayKlass::cast(klass)->multi_allocate(rank, dims, CHECK); | |
| 131 thread->set_vm_result(obj); | |
| 132 JRT_END | |
| 133 | |
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134 JRT_ENTRY(void, GraalRuntime::dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length)) |
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135 oop obj = Reflection::reflect_new_array(element_mirror, length, CHECK); |
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136 thread->set_vm_result(obj); |
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137 JRT_END |
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138 |
| 7221 | 139 extern void vm_exit(int code); |
| 140 | |
| 141 // Enter this method from compiled code handler below. This is where we transition | |
| 142 // to VM mode. This is done as a helper routine so that the method called directly | |
| 143 // from compiled code does not have to transition to VM. This allows the entry | |
| 144 // method to see if the nmethod that we have just looked up a handler for has | |
| 145 // been deoptimized while we were in the vm. This simplifies the assembly code | |
| 146 // cpu directories. | |
| 147 // | |
| 148 // We are entering here from exception stub (via the entry method below) | |
| 149 // If there is a compiled exception handler in this method, we will continue there; | |
| 150 // otherwise we will unwind the stack and continue at the caller of top frame method | |
| 151 // Note: we enter in Java using a special JRT wrapper. This wrapper allows us to | |
| 152 // control the area where we can allow a safepoint. After we exit the safepoint area we can | |
| 153 // check to see if the handler we are going to return is now in a nmethod that has | |
| 154 // been deoptimized. If that is the case we return the deopt blob | |
| 155 // unpack_with_exception entry instead. This makes life for the exception blob easier | |
| 156 // because making that same check and diverting is painful from assembly language. | |
| 157 JRT_ENTRY_NO_ASYNC(static address, exception_handler_for_pc_helper(JavaThread* thread, oopDesc* ex, address pc, nmethod*& nm)) | |
| 158 // Reset method handle flag. | |
| 159 thread->set_is_method_handle_return(false); | |
| 160 | |
| 161 Handle exception(thread, ex); | |
| 162 nm = CodeCache::find_nmethod(pc); | |
| 163 assert(nm != NULL, "this is not an nmethod"); | |
| 164 // Adjust the pc as needed/ | |
| 165 if (nm->is_deopt_pc(pc)) { | |
| 166 RegisterMap map(thread, false); | |
| 167 frame exception_frame = thread->last_frame().sender(&map); | |
| 168 // if the frame isn't deopted then pc must not correspond to the caller of last_frame | |
| 169 assert(exception_frame.is_deoptimized_frame(), "must be deopted"); | |
| 170 pc = exception_frame.pc(); | |
| 171 } | |
| 172 #ifdef ASSERT | |
| 173 assert(exception.not_null(), "NULL exceptions should be handled by throw_exception"); | |
| 174 assert(exception->is_oop(), "just checking"); | |
| 175 // Check that exception is a subclass of Throwable, otherwise we have a VerifyError | |
| 176 if (!(exception->is_a(SystemDictionary::Throwable_klass()))) { | |
| 177 if (ExitVMOnVerifyError) vm_exit(-1); | |
| 178 ShouldNotReachHere(); | |
| 179 } | |
| 180 #endif | |
| 181 | |
| 182 // Check the stack guard pages and reenable them if necessary and there is | |
| 183 // enough space on the stack to do so. Use fast exceptions only if the guard | |
| 184 // pages are enabled. | |
| 185 bool guard_pages_enabled = thread->stack_yellow_zone_enabled(); | |
| 186 if (!guard_pages_enabled) guard_pages_enabled = thread->reguard_stack(); | |
| 187 | |
| 188 if (JvmtiExport::can_post_on_exceptions()) { | |
| 189 // To ensure correct notification of exception catches and throws | |
| 190 // we have to deoptimize here. If we attempted to notify the | |
| 191 // catches and throws during this exception lookup it's possible | |
| 192 // we could deoptimize on the way out of the VM and end back in | |
| 193 // the interpreter at the throw site. This would result in double | |
| 194 // notifications since the interpreter would also notify about | |
| 195 // these same catches and throws as it unwound the frame. | |
| 196 | |
| 197 RegisterMap reg_map(thread); | |
| 198 frame stub_frame = thread->last_frame(); | |
| 199 frame caller_frame = stub_frame.sender(®_map); | |
| 200 | |
| 201 // We don't really want to deoptimize the nmethod itself since we | |
| 202 // can actually continue in the exception handler ourselves but I | |
| 203 // don't see an easy way to have the desired effect. | |
| 204 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
| 205 assert(caller_is_deopted(), "Must be deoptimized"); | |
| 206 | |
| 207 return SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
| 208 } | |
| 209 | |
| 210 // ExceptionCache is used only for exceptions at call sites and not for implicit exceptions | |
| 211 if (guard_pages_enabled) { | |
| 212 address fast_continuation = nm->handler_for_exception_and_pc(exception, pc); | |
| 213 if (fast_continuation != NULL) { | |
| 214 // Set flag if return address is a method handle call site. | |
| 215 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
| 216 return fast_continuation; | |
| 217 } | |
| 218 } | |
| 219 | |
| 220 // If the stack guard pages are enabled, check whether there is a handler in | |
| 221 // the current method. Otherwise (guard pages disabled), force an unwind and | |
| 222 // skip the exception cache update (i.e., just leave continuation==NULL). | |
| 223 address continuation = NULL; | |
| 224 if (guard_pages_enabled) { | |
| 225 | |
| 226 // New exception handling mechanism can support inlined methods | |
| 227 // with exception handlers since the mappings are from PC to PC | |
| 228 | |
| 229 // debugging support | |
| 230 // tracing | |
| 231 if (TraceExceptions) { | |
| 232 ttyLocker ttyl; | |
| 233 ResourceMark rm; | |
| 234 int offset = pc - nm->code_begin(); | |
| 235 tty->print_cr("Exception <%s> (0x%x) thrown in compiled method <%s> at PC " PTR_FORMAT " [" PTR_FORMAT "+%d] for thread 0x%x", | |
| 236 exception->print_value_string(), (address)exception(), nm->method()->print_value_string(), pc, nm->code_begin(), offset, thread); | |
| 237 } | |
| 238 // for AbortVMOnException flag | |
| 239 NOT_PRODUCT(Exceptions::debug_check_abort(exception)); | |
| 240 | |
| 241 // Clear out the exception oop and pc since looking up an | |
| 242 // exception handler can cause class loading, which might throw an | |
| 243 // exception and those fields are expected to be clear during | |
| 244 // normal bytecode execution. | |
| 245 thread->set_exception_oop(NULL); | |
| 246 thread->set_exception_pc(NULL); | |
| 247 | |
| 248 continuation = SharedRuntime::compute_compiled_exc_handler(nm, pc, exception, false, false); | |
| 249 // If an exception was thrown during exception dispatch, the exception oop may have changed | |
| 250 thread->set_exception_oop(exception()); | |
| 251 thread->set_exception_pc(pc); | |
| 252 | |
| 253 // the exception cache is used only by non-implicit exceptions | |
| 254 if (continuation != NULL && !SharedRuntime::deopt_blob()->contains(continuation)) { | |
| 255 nm->add_handler_for_exception_and_pc(exception, pc, continuation); | |
| 256 } | |
| 257 } | |
| 258 | |
| 259 // Set flag if return address is a method handle call site. | |
| 260 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
| 261 | |
| 262 if (TraceExceptions) { | |
| 263 ttyLocker ttyl; | |
| 264 ResourceMark rm; | |
| 265 tty->print_cr("Thread " PTR_FORMAT " continuing at PC " PTR_FORMAT " for exception thrown at PC " PTR_FORMAT, | |
| 266 thread, continuation, pc); | |
| 267 } | |
| 268 | |
| 269 return continuation; | |
| 270 JRT_END | |
| 271 | |
| 272 // Enter this method from compiled code only if there is a Java exception handler | |
| 273 // in the method handling the exception. | |
| 274 // We are entering here from exception stub. We don't do a normal VM transition here. | |
| 275 // We do it in a helper. This is so we can check to see if the nmethod we have just | |
| 276 // searched for an exception handler has been deoptimized in the meantime. | |
| 277 address GraalRuntime::exception_handler_for_pc(JavaThread* thread) { | |
| 278 oop exception = thread->exception_oop(); | |
| 279 address pc = thread->exception_pc(); | |
| 280 // Still in Java mode | |
| 281 DEBUG_ONLY(ResetNoHandleMark rnhm); | |
| 282 nmethod* nm = NULL; | |
| 283 address continuation = NULL; | |
| 284 { | |
| 285 // Enter VM mode by calling the helper | |
| 286 ResetNoHandleMark rnhm; | |
| 287 continuation = exception_handler_for_pc_helper(thread, exception, pc, nm); | |
| 288 } | |
| 289 // Back in JAVA, use no oops DON'T safepoint | |
| 290 | |
| 291 // Now check to see if the nmethod we were called from is now deoptimized. | |
| 292 // If so we must return to the deopt blob and deoptimize the nmethod | |
| 293 if (nm != NULL && caller_is_deopted()) { | |
| 294 continuation = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
| 295 } | |
| 296 | |
| 297 assert(continuation != NULL, "no handler found"); | |
| 298 return continuation; | |
| 299 } | |
| 300 | |
|
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301 JRT_ENTRY(void, GraalRuntime::create_null_exception(JavaThread* thread)) |
|
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302 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_NullPointerException()); |
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303 thread->set_vm_result(PENDING_EXCEPTION); |
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304 CLEAR_PENDING_EXCEPTION; |
| 7221 | 305 JRT_END |
| 306 | |
|
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307 JRT_ENTRY(void, GraalRuntime::create_out_of_bounds_exception(JavaThread* thread, jint index)) |
| 7221 | 308 char message[jintAsStringSize]; |
| 309 sprintf(message, "%d", index); | |
|
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310 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message); |
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311 thread->set_vm_result(PENDING_EXCEPTION); |
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312 CLEAR_PENDING_EXCEPTION; |
| 7221 | 313 JRT_END |
| 314 | |
|
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315 JRT_ENTRY_NO_ASYNC(void, GraalRuntime::monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
| 7221 | 316 if (TraceGraal >= 3) { |
| 317 char type[O_BUFLEN]; | |
| 318 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
| 319 markOop mark = obj->mark(); | |
| 320 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); | |
| 321 tty->flush(); | |
| 322 } | |
| 323 #ifdef ASSERT | |
| 324 if (PrintBiasedLockingStatistics) { | |
| 325 Atomic::inc(BiasedLocking::slow_path_entry_count_addr()); | |
| 326 } | |
| 327 #endif | |
| 328 Handle h_obj(thread, obj); | |
| 329 assert(h_obj()->is_oop(), "must be NULL or an object"); | |
| 330 if (UseBiasedLocking) { | |
| 331 // Retry fast entry if bias is revoked to avoid unnecessary inflation | |
| 332 ObjectSynchronizer::fast_enter(h_obj, lock, true, CHECK); | |
| 333 } else { | |
| 7226 | 334 if (GraalUseFastLocking) { |
| 7221 | 335 // When using fast locking, the compiled code has already tried the fast case |
| 336 ObjectSynchronizer::slow_enter(h_obj, lock, THREAD); | |
| 337 } else { | |
| 338 ObjectSynchronizer::fast_enter(h_obj, lock, false, THREAD); | |
| 339 } | |
| 340 } | |
| 341 if (TraceGraal >= 3) { | |
| 342 tty->print_cr("%s: exiting locking slow with obj=" INTPTR_FORMAT, thread->name(), obj); | |
| 343 } | |
| 344 JRT_END | |
| 345 | |
|
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346 JRT_LEAF(void, GraalRuntime::monitorexit(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
| 7221 | 347 assert(thread == JavaThread::current(), "threads must correspond"); |
| 348 assert(thread->last_Java_sp(), "last_Java_sp must be set"); | |
| 349 // monitorexit is non-blocking (leaf routine) => no exceptions can be thrown | |
| 350 EXCEPTION_MARK; | |
| 351 | |
| 352 #ifdef DEBUG | |
| 353 if (!obj->is_oop()) { | |
| 354 ResetNoHandleMark rhm; | |
| 355 nmethod* method = thread->last_frame().cb()->as_nmethod_or_null(); | |
| 356 if (method != NULL) { | |
| 357 tty->print_cr("ERROR in monitorexit in method %s wrong obj " INTPTR_FORMAT, method->name(), obj); | |
| 358 } | |
| 359 thread->print_stack_on(tty); | |
| 360 assert(false, "invalid lock object pointer dected"); | |
| 361 } | |
| 362 #endif | |
| 363 | |
| 7226 | 364 if (GraalUseFastLocking) { |
| 7221 | 365 // When using fast locking, the compiled code has already tried the fast case |
| 366 ObjectSynchronizer::slow_exit(obj, lock, THREAD); | |
| 367 } else { | |
| 368 ObjectSynchronizer::fast_exit(obj, lock, THREAD); | |
| 369 } | |
| 370 if (TraceGraal >= 3) { | |
| 371 char type[O_BUFLEN]; | |
| 372 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
| 373 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); | |
| 374 tty->flush(); | |
| 375 } | |
| 376 JRT_END | |
| 377 | |
|
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378 JRT_ENTRY(void, GraalRuntime::log_object(JavaThread* thread, oopDesc* obj, jint flags)) |
| 7221 | 379 bool string = mask_bits_are_true(flags, LOG_OBJECT_STRING); |
|
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380 bool addr = mask_bits_are_true(flags, LOG_OBJECT_ADDRESS); |
| 7221 | 381 bool newline = mask_bits_are_true(flags, LOG_OBJECT_NEWLINE); |
| 382 if (!string) { | |
|
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383 if (!addr && obj->is_oop_or_null(true)) { |
| 7221 | 384 char buf[O_BUFLEN]; |
|
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385 tty->print("%s@%p", obj->klass()->name()->as_C_string(buf, O_BUFLEN), (address)obj); |
| 7221 | 386 } else { |
|
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|
387 tty->print("%p", (address)obj); |
| 7221 | 388 } |
| 389 } else { | |
| 390 ResourceMark rm; | |
| 391 assert(obj != NULL && java_lang_String::is_instance(obj), "must be"); | |
| 392 char *buf = java_lang_String::as_utf8_string(obj); | |
| 393 tty->print(buf); | |
| 394 } | |
| 395 if (newline) { | |
| 396 tty->cr(); | |
| 397 } | |
| 398 JRT_END | |
| 399 | |
|
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400 JRT_LEAF(void, GraalRuntime::write_barrier_pre(JavaThread* thread, oopDesc* obj)) |
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401 thread->satb_mark_queue().enqueue(obj); |
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402 JRT_END |
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403 |
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404 JRT_LEAF(void, GraalRuntime::write_barrier_post(JavaThread* thread, void* card_addr)) |
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405 thread->dirty_card_queue().enqueue(card_addr); |
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406 JRT_END |
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407 |
|
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408 JRT_LEAF(jboolean, GraalRuntime::validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child)) |
|
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409 bool ret = true; |
|
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410 if(!Universe::heap()->is_in_closed_subset(parent)) { |
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411 tty->print_cr("Parent Object "INTPTR_FORMAT" not in heap", parent); |
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412 parent->print(); |
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413 ret=false; |
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414 } |
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415 if(!Universe::heap()->is_in_closed_subset(child)) { |
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416 tty->print_cr("Child Object "INTPTR_FORMAT" not in heap", child); |
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417 child->print(); |
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418 ret=false; |
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419 } |
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420 return (jint)ret; |
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421 JRT_END |
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422 |
|
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423 JRT_ENTRY(void, GraalRuntime::vm_error(JavaThread* thread, oopDesc* where, oopDesc* format, jlong value)) |
| 7221 | 424 ResourceMark rm; |
| 425 assert(where == NULL || java_lang_String::is_instance(where), "must be"); | |
| 426 const char *error_msg = where == NULL ? "<internal Graal error>" : java_lang_String::as_utf8_string(where); | |
| 427 char *detail_msg = NULL; | |
| 428 if (format != NULL) { | |
| 429 const char* buf = java_lang_String::as_utf8_string(format); | |
| 430 size_t detail_msg_length = strlen(buf) * 2; | |
| 431 detail_msg = (char *) NEW_RESOURCE_ARRAY(u_char, detail_msg_length); | |
| 432 jio_snprintf(detail_msg, detail_msg_length, buf, value); | |
| 433 } | |
| 434 report_vm_error(__FILE__, __LINE__, error_msg, detail_msg); | |
| 435 JRT_END | |
| 436 | |
|
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|
437 JRT_LEAF(oopDesc*, GraalRuntime::load_and_clear_exception(JavaThread* thread)) |
|
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|
438 oop exception = thread->exception_oop(); |
|
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|
439 assert(exception != NULL, "npe"); |
|
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440 thread->set_exception_oop(NULL); |
|
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441 thread->set_exception_pc(0); |
|
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442 return exception; |
|
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443 JRT_END |
| 8506 | 444 |
|
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|
445 JRT_LEAF(void, GraalRuntime::log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3)) |
| 7221 | 446 ResourceMark rm; |
| 447 assert(format != NULL && java_lang_String::is_instance(format), "must be"); | |
| 448 char *buf = java_lang_String::as_utf8_string(format); | |
|
7235
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changeset
|
449 tty->print(buf, v1, v2, v3); |
| 7221 | 450 JRT_END |
| 451 | |
|
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changeset
|
452 static void decipher(jlong v, bool ignoreZero) { |
|
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|
453 if (v != 0 || !ignoreZero) { |
|
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454 void* p = (void *)(address) v; |
|
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|
455 CodeBlob* cb = CodeCache::find_blob(p); |
|
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|
456 if (cb) { |
|
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457 if (cb->is_nmethod()) { |
|
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changeset
|
458 char buf[O_BUFLEN]; |
|
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changeset
|
459 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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460 return; |
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461 } |
|
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462 cb->print_value_on(tty); |
|
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|
463 return; |
|
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464 } |
|
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465 if (Universe::heap()->is_in(p)) { |
|
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changeset
|
466 oop obj = oop(p); |
|
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|
467 obj->print_value_on(tty); |
|
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468 return; |
|
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469 } |
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|
470 tty->print("%p [long: %d, double %f, char %c]", v, v, v, v); |
|
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471 } |
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472 } |
|
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473 |
|
9471
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changeset
|
474 JRT_LEAF(void, GraalRuntime::vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3)) |
|
9232
bb2447c64055
strings used in compiled stubs are lowered to malloc'ed C strings so that there are no embedded oops (for the strings) in the resulting installed code
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changeset
|
475 ResourceMark rm; |
|
bb2447c64055
strings used in compiled stubs are lowered to malloc'ed C strings so that there are no embedded oops (for the strings) in the resulting installed code
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changeset
|
476 char *buf = (char*) (address) format; |
|
9471
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changeset
|
477 if (vmError) { |
|
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|
478 if (buf != NULL) { |
|
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|
479 fatal(err_msg(buf, v1, v2, v3)); |
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480 } else { |
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481 fatal("<anonymous error>"); |
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482 } |
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483 } else if (buf != NULL) { |
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484 tty->print(buf, v1, v2, v3); |
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replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
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485 } else { |
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486 assert(v2 == 0, "v2 != 0"); |
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487 assert(v3 == 0, "v3 != 0"); |
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488 decipher(v1, false); |
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489 } |
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strings used in compiled stubs are lowered to malloc'ed C strings so that there are no embedded oops (for the strings) in the resulting installed code
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490 JRT_END |
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491 |
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removed redundant graal_ prefix from Graal specific functions and variable in native code
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492 JRT_ENTRY(void, GraalRuntime::log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline)) |
| 7221 | 493 union { |
| 494 jlong l; | |
| 495 jdouble d; | |
| 496 jfloat f; | |
| 497 } uu; | |
| 498 uu.l = value; | |
| 499 switch (typeChar) { | |
| 500 case 'z': tty->print(value == 0 ? "false" : "true"); break; | |
| 501 case 'b': tty->print("%d", (jbyte) value); break; | |
| 502 case 'c': tty->print("%c", (jchar) value); break; | |
| 503 case 's': tty->print("%d", (jshort) value); break; | |
| 504 case 'i': tty->print("%d", (jint) value); break; | |
| 505 case 'f': tty->print("%f", uu.f); break; | |
| 506 case 'j': tty->print(INT64_FORMAT, value); break; | |
| 507 case 'd': tty->print("%lf", uu.d); break; | |
| 508 default: assert(false, "unknown typeChar"); break; | |
| 509 } | |
| 510 if (newline) { | |
| 511 tty->cr(); | |
| 512 } | |
| 513 JRT_END | |
| 514 | |
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The runtime entries need to use oopDesc* rather than oop in their signature
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515 JRT_ENTRY(jint, GraalRuntime::identity_hash_code(JavaThread* thread, oopDesc* obj)) |
| 7221 | 516 return (jint) obj->identity_hash(); |
| 517 JRT_END | |
| 518 | |
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519 JRT_ENTRY(jboolean, GraalRuntime::thread_is_interrupted(JavaThread* thread, oopDesc* receiver, jboolean clear_interrupted)) |
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added more compiler intrinsics
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520 // Ensure that the C++ Thread and OSThread structures aren't freed before we operate |
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521 Handle receiverHandle(thread, receiver); |
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522 MutexLockerEx ml(thread->threadObj() == (void*)receiver ? NULL : Threads_lock); |
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523 JavaThread* receiverThread = java_lang_Thread::thread(receiverHandle()); |
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524 return (jint) Thread::is_interrupted(receiverThread, clear_interrupted != 0); |
| 7221 | 525 JRT_END |
| 526 | |
| 527 // JVM_InitializeGraalRuntime | |
| 528 JVM_ENTRY(jobject, JVM_InitializeGraalRuntime(JNIEnv *env, jclass graalclass)) | |
| 529 return VMToCompiler::graalRuntimePermObject(); | |
| 530 JVM_END | |
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Restructure the handling of HotSpotInstalledCode and their link to nmethods.
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531 |
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532 // JVM_InitializeTruffleRuntime |
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533 JVM_ENTRY(jobject, JVM_InitializeTruffleRuntime(JNIEnv *env, jclass graalclass)) |
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534 return JNIHandles::make_local(VMToCompiler::truffleRuntime()()); |
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535 JVM_END |