1 /* 2 * Copyright (c) 2002, 2018, 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 25 #include <jni.h> 26 #include "libproc.h" 27 28 #include <elf.h> 29 #include <sys/types.h> 30 #include <sys/stat.h> 31 #include <fcntl.h> 32 #include <stdlib.h> 33 #include <string.h> 34 #include <limits.h> 35 36 #if defined(x86_64) && !defined(amd64) 37 #define amd64 1 38 #endif 39 40 #ifdef i386 41 #include "sun_jvm_hotspot_debugger_x86_X86ThreadContext.h" 42 #endif 43 44 #ifdef amd64 45 #include "sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext.h" 46 #endif 47 48 #if defined(sparc) || defined(sparcv9) 49 #include "sun_jvm_hotspot_debugger_sparc_SPARCThreadContext.h" 50 #endif 51 52 #if defined(ppc64) || defined(ppc64le) 53 #include "sun_jvm_hotspot_debugger_ppc64_PPC64ThreadContext.h" 54 #endif 55 56 #ifdef aarch64 57 #include "sun_jvm_hotspot_debugger_aarch64_AARCH64ThreadContext.h" 58 #endif 59 60 static jfieldID p_ps_prochandle_ID = 0; 61 static jfieldID threadList_ID = 0; 62 static jfieldID loadObjectList_ID = 0; 63 64 static jmethodID createClosestSymbol_ID = 0; 65 static jmethodID createLoadObject_ID = 0; 66 static jmethodID getThreadForThreadId_ID = 0; 67 static jmethodID listAdd_ID = 0; 68 69 /* 70 * SA_ALTROOT environment variable. 71 * This memory holds env string for putenv(3). 72 */ 73 static char *saaltroot = NULL; 74 75 #define CHECK_EXCEPTION_(value) if ((*env)->ExceptionOccurred(env)) { return value; } 76 #define CHECK_EXCEPTION if ((*env)->ExceptionOccurred(env)) { return;} 77 #define THROW_NEW_DEBUGGER_EXCEPTION_(str, value) { throw_new_debugger_exception(env, str); return value; } 78 #define THROW_NEW_DEBUGGER_EXCEPTION(str) { throw_new_debugger_exception(env, str); return;} 79 80 void throw_new_debugger_exception(JNIEnv* env, const char* errMsg) { 81 jclass clazz; 82 clazz = (*env)->FindClass(env, "sun/jvm/hotspot/debugger/DebuggerException"); 83 CHECK_EXCEPTION; 84 (*env)->ThrowNew(env, clazz, errMsg); 85 } 86 87 struct ps_prochandle* get_proc_handle(JNIEnv* env, jobject this_obj) { 88 jlong ptr = (*env)->GetLongField(env, this_obj, p_ps_prochandle_ID); 89 return (struct ps_prochandle*)(intptr_t)ptr; 90 } 91 92 /* 93 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 94 * Method: init0 95 * Signature: ()V 96 */ 97 JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_init0 98 (JNIEnv *env, jclass cls) { 99 jclass listClass; 100 101 if (init_libproc(getenv("LIBSAPROC_DEBUG") != NULL) != true) { 102 THROW_NEW_DEBUGGER_EXCEPTION("can't initialize libproc"); 103 } 104 105 // fields we use 106 p_ps_prochandle_ID = (*env)->GetFieldID(env, cls, "p_ps_prochandle", "J"); 107 CHECK_EXCEPTION; 108 threadList_ID = (*env)->GetFieldID(env, cls, "threadList", "Ljava/util/List;"); 109 CHECK_EXCEPTION; 110 loadObjectList_ID = (*env)->GetFieldID(env, cls, "loadObjectList", "Ljava/util/List;"); 111 CHECK_EXCEPTION; 112 113 // methods we use 114 createClosestSymbol_ID = (*env)->GetMethodID(env, cls, "createClosestSymbol", 115 "(Ljava/lang/String;J)Lsun/jvm/hotspot/debugger/cdbg/ClosestSymbol;"); 116 CHECK_EXCEPTION; 117 createLoadObject_ID = (*env)->GetMethodID(env, cls, "createLoadObject", 118 "(Ljava/lang/String;JJ)Lsun/jvm/hotspot/debugger/cdbg/LoadObject;"); 119 CHECK_EXCEPTION; 120 getThreadForThreadId_ID = (*env)->GetMethodID(env, cls, "getThreadForThreadId", 121 "(J)Lsun/jvm/hotspot/debugger/ThreadProxy;"); 122 CHECK_EXCEPTION; 123 // java.util.List method we call 124 listClass = (*env)->FindClass(env, "java/util/List"); 125 CHECK_EXCEPTION; 126 listAdd_ID = (*env)->GetMethodID(env, listClass, "add", "(Ljava/lang/Object;)Z"); 127 CHECK_EXCEPTION; 128 } 129 130 JNIEXPORT jint JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_getAddressSize 131 (JNIEnv *env, jclass cls) 132 { 133 #ifdef _LP64 134 return 8; 135 #else 136 return 4; 137 #endif 138 139 } 140 141 142 static void fillThreadsAndLoadObjects(JNIEnv* env, jobject this_obj, struct ps_prochandle* ph) { 143 int n = 0, i = 0; 144 145 // add threads 146 n = get_num_threads(ph); 147 for (i = 0; i < n; i++) { 148 jobject thread; 149 jobject threadList; 150 lwpid_t lwpid; 151 152 lwpid = get_lwp_id(ph, i); 153 thread = (*env)->CallObjectMethod(env, this_obj, getThreadForThreadId_ID, 154 (jlong)lwpid); 155 CHECK_EXCEPTION; 156 threadList = (*env)->GetObjectField(env, this_obj, threadList_ID); 157 CHECK_EXCEPTION; 158 (*env)->CallBooleanMethod(env, threadList, listAdd_ID, thread); 159 CHECK_EXCEPTION; 160 } 161 162 // add load objects 163 n = get_num_libs(ph); 164 for (i = 0; i < n; i++) { 165 uintptr_t base; 166 const char* name; 167 jobject loadObject; 168 jobject loadObjectList; 169 jstring str; 170 171 base = get_lib_base(ph, i); 172 name = get_lib_name(ph, i); 173 174 str = (*env)->NewStringUTF(env, name); 175 CHECK_EXCEPTION; 176 loadObject = (*env)->CallObjectMethod(env, this_obj, createLoadObject_ID, str, (jlong)0, (jlong)base); 177 CHECK_EXCEPTION; 178 loadObjectList = (*env)->GetObjectField(env, this_obj, loadObjectList_ID); 179 CHECK_EXCEPTION; 180 (*env)->CallBooleanMethod(env, loadObjectList, listAdd_ID, loadObject); 181 CHECK_EXCEPTION; 182 } 183 } 184 185 186 /* 187 * Verify that a named ELF binary file (core or executable) has the same 188 * bitness as ourselves. 189 * Throw an exception if there is a mismatch or other problem. 190 * 191 * If we proceed using a mismatched debugger/debuggee, the best to hope 192 * for is a missing symbol, the worst is a crash searching for debug symbols. 193 */ 194 void verifyBitness(JNIEnv *env, const char *binaryName) { 195 int fd = open(binaryName, O_RDONLY); 196 if (fd < 0) { 197 THROW_NEW_DEBUGGER_EXCEPTION("cannot open binary file"); 198 } 199 unsigned char elf_ident[EI_NIDENT]; 200 int i = read(fd, &elf_ident, sizeof(elf_ident)); 201 close(fd); 202 203 if (i < 0) { 204 THROW_NEW_DEBUGGER_EXCEPTION("cannot read binary file"); 205 } 206 #ifndef _LP64 207 if (elf_ident[EI_CLASS] == ELFCLASS64) { 208 THROW_NEW_DEBUGGER_EXCEPTION("debuggee is 64 bit, use 64-bit java for debugger"); 209 } 210 #else 211 if (elf_ident[EI_CLASS] != ELFCLASS64) { 212 THROW_NEW_DEBUGGER_EXCEPTION("debuggee is 32 bit, use 32 bit java for debugger"); 213 } 214 #endif 215 } 216 217 218 /* 219 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 220 * Method: setSAAltRoot0 221 * Signature: (Ljava/lang/String;)V 222 */ 223 JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_setSAAltRoot0 224 (JNIEnv *env, jobject this_obj, jstring altroot) { 225 if (saaltroot != NULL) { 226 free(saaltroot); 227 } 228 const char *path = (*env)->GetStringUTFChars(env, altroot, JNI_FALSE); 229 /* 230 * `saaltroot` is used for putenv(). 231 * So we need to keep this memory. 232 */ 233 static const char *PREFIX = "SA_ALTROOT="; 234 size_t len = strlen(PREFIX) + strlen(path) + 1; 235 saaltroot = (char *)malloc(len); 236 snprintf(saaltroot, len, "%s%s", PREFIX, path); 237 putenv(saaltroot); 238 (*env)->ReleaseStringUTFChars(env, altroot, path); 239 } 240 241 /* 242 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 243 * Method: attach0 244 * Signature: (IZ)V 245 */ 246 JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_attach0__IZ 247 (JNIEnv *env, jobject this_obj, jint jpid, jboolean is_in_container) { 248 249 // For bitness checking, locate binary at /proc/jpid/exe 250 char buf[PATH_MAX]; 251 snprintf((char *) &buf, PATH_MAX, "/proc/%d/exe", jpid); 252 verifyBitness(env, (char *) &buf); 253 CHECK_EXCEPTION; 254 255 char err_buf[200]; 256 struct ps_prochandle* ph; 257 if ((ph = Pgrab(jpid, err_buf, sizeof(err_buf), is_in_container)) == NULL) { 258 char msg[230]; 259 snprintf(msg, sizeof(msg), "Can't attach to the process: %s", err_buf); 260 THROW_NEW_DEBUGGER_EXCEPTION(msg); 261 } 262 (*env)->SetLongField(env, this_obj, p_ps_prochandle_ID, (jlong)(intptr_t)ph); 263 fillThreadsAndLoadObjects(env, this_obj, ph); 264 } 265 266 /* 267 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 268 * Method: attach0 269 * Signature: (Ljava/lang/String;Ljava/lang/String;)V 270 */ 271 JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_attach0__Ljava_lang_String_2Ljava_lang_String_2 272 (JNIEnv *env, jobject this_obj, jstring execName, jstring coreName) { 273 const char *execName_cstr; 274 const char *coreName_cstr; 275 jboolean isCopy; 276 struct ps_prochandle* ph; 277 278 execName_cstr = (*env)->GetStringUTFChars(env, execName, &isCopy); 279 CHECK_EXCEPTION; 280 coreName_cstr = (*env)->GetStringUTFChars(env, coreName, &isCopy); 281 CHECK_EXCEPTION; 282 283 verifyBitness(env, execName_cstr); 284 CHECK_EXCEPTION; 285 286 if ( (ph = Pgrab_core(execName_cstr, coreName_cstr)) == NULL) { 287 (*env)->ReleaseStringUTFChars(env, execName, execName_cstr); 288 (*env)->ReleaseStringUTFChars(env, coreName, coreName_cstr); 289 THROW_NEW_DEBUGGER_EXCEPTION("Can't attach to the core file"); 290 } 291 (*env)->SetLongField(env, this_obj, p_ps_prochandle_ID, (jlong)(intptr_t)ph); 292 (*env)->ReleaseStringUTFChars(env, execName, execName_cstr); 293 (*env)->ReleaseStringUTFChars(env, coreName, coreName_cstr); 294 fillThreadsAndLoadObjects(env, this_obj, ph); 295 } 296 297 /* 298 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 299 * Method: detach0 300 * Signature: ()V 301 */ 302 JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_detach0 303 (JNIEnv *env, jobject this_obj) { 304 struct ps_prochandle* ph = get_proc_handle(env, this_obj); 305 if (ph != NULL) { 306 Prelease(ph); 307 } 308 if (saaltroot != NULL) { 309 free(saaltroot); 310 saaltroot = NULL; 311 } 312 } 313 314 /* 315 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 316 * Method: lookupByName0 317 * Signature: (Ljava/lang/String;Ljava/lang/String;)J 318 */ 319 JNIEXPORT jlong JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_lookupByName0 320 (JNIEnv *env, jobject this_obj, jstring objectName, jstring symbolName) { 321 const char *objectName_cstr, *symbolName_cstr; 322 jlong addr; 323 jboolean isCopy; 324 struct ps_prochandle* ph = get_proc_handle(env, this_obj); 325 326 objectName_cstr = NULL; 327 if (objectName != NULL) { 328 objectName_cstr = (*env)->GetStringUTFChars(env, objectName, &isCopy); 329 CHECK_EXCEPTION_(0); 330 } 331 symbolName_cstr = (*env)->GetStringUTFChars(env, symbolName, &isCopy); 332 CHECK_EXCEPTION_(0); 333 334 addr = (jlong) lookup_symbol(ph, objectName_cstr, symbolName_cstr); 335 336 if (objectName_cstr != NULL) { 337 (*env)->ReleaseStringUTFChars(env, objectName, objectName_cstr); 338 } 339 (*env)->ReleaseStringUTFChars(env, symbolName, symbolName_cstr); 340 return addr; 341 } 342 343 /* 344 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 345 * Method: lookupByAddress0 346 * Signature: (J)Lsun/jvm/hotspot/debugger/cdbg/ClosestSymbol; 347 */ 348 JNIEXPORT jobject JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_lookupByAddress0 349 (JNIEnv *env, jobject this_obj, jlong addr) { 350 uintptr_t offset; 351 jobject obj; 352 jstring str; 353 const char* sym = NULL; 354 355 struct ps_prochandle* ph = get_proc_handle(env, this_obj); 356 sym = symbol_for_pc(ph, (uintptr_t) addr, &offset); 357 if (sym == NULL) return 0; 358 str = (*env)->NewStringUTF(env, sym); 359 CHECK_EXCEPTION_(NULL); 360 obj = (*env)->CallObjectMethod(env, this_obj, createClosestSymbol_ID, str, (jlong)offset); 361 CHECK_EXCEPTION_(NULL); 362 return obj; 363 } 364 365 /* 366 * Class: sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal 367 * Method: readBytesFromProcess0 368 * Signature: (JJ)Lsun/jvm/hotspot/debugger/ReadResult; 369 */ 370 JNIEXPORT jbyteArray JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_readBytesFromProcess0 371 (JNIEnv *env, jobject this_obj, jlong addr, jlong numBytes) { 372 373 jboolean isCopy; 374 jbyteArray array; 375 jbyte *bufPtr; 376 ps_err_e err; 377 378 array = (*env)->NewByteArray(env, numBytes); 379 CHECK_EXCEPTION_(0); 380 bufPtr = (*env)->GetByteArrayElements(env, array, &isCopy); 381 CHECK_EXCEPTION_(0); 382 383 err = ps_pdread(get_proc_handle(env, this_obj), (psaddr_t) (uintptr_t)addr, bufPtr, numBytes); 384 (*env)->ReleaseByteArrayElements(env, array, bufPtr, 0); 385 return (err == PS_OK)? array : 0; 386 } 387 388 #if defined(i386) || defined(amd64) || defined(sparc) || defined(sparcv9) | defined(ppc64) || defined(ppc64le) || defined(aarch64) 389 JNIEXPORT jlongArray JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_getThreadIntegerRegisterSet0 390 (JNIEnv *env, jobject this_obj, jint lwp_id) { 391 392 struct user_regs_struct gregs; 393 jboolean isCopy; 394 jlongArray array; 395 jlong *regs; 396 int i; 397 398 struct ps_prochandle* ph = get_proc_handle(env, this_obj); 399 if (get_lwp_regs(ph, lwp_id, &gregs) != true) { 400 THROW_NEW_DEBUGGER_EXCEPTION_("get_thread_regs failed for a lwp", 0); 401 } 402 403 #undef NPRGREG 404 #ifdef i386 405 #define NPRGREG sun_jvm_hotspot_debugger_x86_X86ThreadContext_NPRGREG 406 #endif 407 #ifdef amd64 408 #define NPRGREG sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_NPRGREG 409 #endif 410 #ifdef aarch64 411 #define NPRGREG sun_jvm_hotspot_debugger_aarch64_AARCH64ThreadContext_NPRGREG 412 #endif 413 #if defined(sparc) || defined(sparcv9) 414 #define NPRGREG sun_jvm_hotspot_debugger_sparc_SPARCThreadContext_NPRGREG 415 #endif 416 #if defined(ppc64) || defined(ppc64le) 417 #define NPRGREG sun_jvm_hotspot_debugger_ppc64_PPC64ThreadContext_NPRGREG 418 #endif 419 420 421 array = (*env)->NewLongArray(env, NPRGREG); 422 CHECK_EXCEPTION_(0); 423 regs = (*env)->GetLongArrayElements(env, array, &isCopy); 424 425 #undef REG_INDEX 426 427 #ifdef i386 428 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_x86_X86ThreadContext_##reg 429 430 regs[REG_INDEX(GS)] = (uintptr_t) gregs.xgs; 431 regs[REG_INDEX(FS)] = (uintptr_t) gregs.xfs; 432 regs[REG_INDEX(ES)] = (uintptr_t) gregs.xes; 433 regs[REG_INDEX(DS)] = (uintptr_t) gregs.xds; 434 regs[REG_INDEX(EDI)] = (uintptr_t) gregs.edi; 435 regs[REG_INDEX(ESI)] = (uintptr_t) gregs.esi; 436 regs[REG_INDEX(FP)] = (uintptr_t) gregs.ebp; 437 regs[REG_INDEX(SP)] = (uintptr_t) gregs.esp; 438 regs[REG_INDEX(EBX)] = (uintptr_t) gregs.ebx; 439 regs[REG_INDEX(EDX)] = (uintptr_t) gregs.edx; 440 regs[REG_INDEX(ECX)] = (uintptr_t) gregs.ecx; 441 regs[REG_INDEX(EAX)] = (uintptr_t) gregs.eax; 442 regs[REG_INDEX(PC)] = (uintptr_t) gregs.eip; 443 regs[REG_INDEX(CS)] = (uintptr_t) gregs.xcs; 444 regs[REG_INDEX(SS)] = (uintptr_t) gregs.xss; 445 446 #endif /* i386 */ 447 448 #ifdef amd64 449 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_##reg 450 451 regs[REG_INDEX(R15)] = gregs.r15; 452 regs[REG_INDEX(R14)] = gregs.r14; 453 regs[REG_INDEX(R13)] = gregs.r13; 454 regs[REG_INDEX(R12)] = gregs.r12; 455 regs[REG_INDEX(RBP)] = gregs.rbp; 456 regs[REG_INDEX(RBX)] = gregs.rbx; 457 regs[REG_INDEX(R11)] = gregs.r11; 458 regs[REG_INDEX(R10)] = gregs.r10; 459 regs[REG_INDEX(R9)] = gregs.r9; 460 regs[REG_INDEX(R8)] = gregs.r8; 461 regs[REG_INDEX(RAX)] = gregs.rax; 462 regs[REG_INDEX(RCX)] = gregs.rcx; 463 regs[REG_INDEX(RDX)] = gregs.rdx; 464 regs[REG_INDEX(RSI)] = gregs.rsi; 465 regs[REG_INDEX(RDI)] = gregs.rdi; 466 regs[REG_INDEX(RIP)] = gregs.rip; 467 regs[REG_INDEX(CS)] = gregs.cs; 468 regs[REG_INDEX(RSP)] = gregs.rsp; 469 regs[REG_INDEX(SS)] = gregs.ss; 470 regs[REG_INDEX(FSBASE)] = gregs.fs_base; 471 regs[REG_INDEX(GSBASE)] = gregs.gs_base; 472 regs[REG_INDEX(DS)] = gregs.ds; 473 regs[REG_INDEX(ES)] = gregs.es; 474 regs[REG_INDEX(FS)] = gregs.fs; 475 regs[REG_INDEX(GS)] = gregs.gs; 476 477 #endif /* amd64 */ 478 479 #if defined(sparc) || defined(sparcv9) 480 481 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_sparc_SPARCThreadContext_##reg 482 483 #ifdef _LP64 484 regs[REG_INDEX(R_PSR)] = gregs.tstate; 485 regs[REG_INDEX(R_PC)] = gregs.tpc; 486 regs[REG_INDEX(R_nPC)] = gregs.tnpc; 487 regs[REG_INDEX(R_Y)] = gregs.y; 488 #else 489 regs[REG_INDEX(R_PSR)] = gregs.psr; 490 regs[REG_INDEX(R_PC)] = gregs.pc; 491 regs[REG_INDEX(R_nPC)] = gregs.npc; 492 regs[REG_INDEX(R_Y)] = gregs.y; 493 #endif 494 regs[REG_INDEX(R_G0)] = 0 ; 495 regs[REG_INDEX(R_G1)] = gregs.u_regs[0]; 496 regs[REG_INDEX(R_G2)] = gregs.u_regs[1]; 497 regs[REG_INDEX(R_G3)] = gregs.u_regs[2]; 498 regs[REG_INDEX(R_G4)] = gregs.u_regs[3]; 499 regs[REG_INDEX(R_G5)] = gregs.u_regs[4]; 500 regs[REG_INDEX(R_G6)] = gregs.u_regs[5]; 501 regs[REG_INDEX(R_G7)] = gregs.u_regs[6]; 502 regs[REG_INDEX(R_O0)] = gregs.u_regs[7]; 503 regs[REG_INDEX(R_O1)] = gregs.u_regs[8]; 504 regs[REG_INDEX(R_O2)] = gregs.u_regs[ 9]; 505 regs[REG_INDEX(R_O3)] = gregs.u_regs[10]; 506 regs[REG_INDEX(R_O4)] = gregs.u_regs[11]; 507 regs[REG_INDEX(R_O5)] = gregs.u_regs[12]; 508 regs[REG_INDEX(R_O6)] = gregs.u_regs[13]; 509 regs[REG_INDEX(R_O7)] = gregs.u_regs[14]; 510 #endif /* sparc */ 511 512 #if defined(aarch64) 513 514 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_aarch64_AARCH64ThreadContext_##reg 515 516 { 517 int i; 518 for (i = 0; i < 31; i++) 519 regs[i] = gregs.regs[i]; 520 regs[REG_INDEX(SP)] = gregs.sp; 521 regs[REG_INDEX(PC)] = gregs.pc; 522 } 523 #endif /* aarch64 */ 524 525 #if defined(ppc64) || defined(ppc64le) 526 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_ppc64_PPC64ThreadContext_##reg 527 528 regs[REG_INDEX(LR)] = gregs.link; 529 regs[REG_INDEX(NIP)] = gregs.nip; 530 regs[REG_INDEX(R0)] = gregs.gpr[0]; 531 regs[REG_INDEX(R1)] = gregs.gpr[1]; 532 regs[REG_INDEX(R2)] = gregs.gpr[2]; 533 regs[REG_INDEX(R3)] = gregs.gpr[3]; 534 regs[REG_INDEX(R4)] = gregs.gpr[4]; 535 regs[REG_INDEX(R5)] = gregs.gpr[5]; 536 regs[REG_INDEX(R6)] = gregs.gpr[6]; 537 regs[REG_INDEX(R7)] = gregs.gpr[7]; 538 regs[REG_INDEX(R8)] = gregs.gpr[8]; 539 regs[REG_INDEX(R9)] = gregs.gpr[9]; 540 regs[REG_INDEX(R10)] = gregs.gpr[10]; 541 regs[REG_INDEX(R11)] = gregs.gpr[11]; 542 regs[REG_INDEX(R12)] = gregs.gpr[12]; 543 regs[REG_INDEX(R13)] = gregs.gpr[13]; 544 regs[REG_INDEX(R14)] = gregs.gpr[14]; 545 regs[REG_INDEX(R15)] = gregs.gpr[15]; 546 regs[REG_INDEX(R16)] = gregs.gpr[16]; 547 regs[REG_INDEX(R17)] = gregs.gpr[17]; 548 regs[REG_INDEX(R18)] = gregs.gpr[18]; 549 regs[REG_INDEX(R19)] = gregs.gpr[19]; 550 regs[REG_INDEX(R20)] = gregs.gpr[20]; 551 regs[REG_INDEX(R21)] = gregs.gpr[21]; 552 regs[REG_INDEX(R22)] = gregs.gpr[22]; 553 regs[REG_INDEX(R23)] = gregs.gpr[23]; 554 regs[REG_INDEX(R24)] = gregs.gpr[24]; 555 regs[REG_INDEX(R25)] = gregs.gpr[25]; 556 regs[REG_INDEX(R26)] = gregs.gpr[26]; 557 regs[REG_INDEX(R27)] = gregs.gpr[27]; 558 regs[REG_INDEX(R28)] = gregs.gpr[28]; 559 regs[REG_INDEX(R29)] = gregs.gpr[29]; 560 regs[REG_INDEX(R30)] = gregs.gpr[30]; 561 regs[REG_INDEX(R31)] = gregs.gpr[31]; 562 563 #endif 564 565 (*env)->ReleaseLongArrayElements(env, array, regs, JNI_COMMIT); 566 return array; 567 } 568 #endif