Mercurial > hg > graal-compiler
view agent/src/os/bsd/BsdDebuggerLocal.c @ 5976:3b449840d80c
Added tag jdk8-b33 for changeset 785bcf415ead
author | katleman |
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date | Thu, 05 Apr 2012 13:04:42 -0700 |
parents | f08d439fab8c |
children |
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/* * Copyright (c) 2002, 2007, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #include <stdlib.h> #include <jni.h> #include "libproc.h" #if defined(x86_64) && !defined(amd64) #define amd64 1 #endif #ifdef i386 #include "sun_jvm_hotspot_debugger_x86_X86ThreadContext.h" #endif #ifdef amd64 #include "sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext.h" #endif #if defined(sparc) || defined(sparcv9) #include "sun_jvm_hotspot_debugger_sparc_SPARCThreadContext.h" #endif static jfieldID p_ps_prochandle_ID = 0; static jfieldID threadList_ID = 0; static jfieldID loadObjectList_ID = 0; static jmethodID createClosestSymbol_ID = 0; static jmethodID createLoadObject_ID = 0; static jmethodID getThreadForThreadId_ID = 0; static jmethodID listAdd_ID = 0; #define CHECK_EXCEPTION_(value) if ((*env)->ExceptionOccurred(env)) { return value; } #define CHECK_EXCEPTION if ((*env)->ExceptionOccurred(env)) { return;} #define THROW_NEW_DEBUGGER_EXCEPTION_(str, value) { throw_new_debugger_exception(env, str); return value; } #define THROW_NEW_DEBUGGER_EXCEPTION(str) { throw_new_debugger_exception(env, str); return;} static void throw_new_debugger_exception(JNIEnv* env, const char* errMsg) { (*env)->ThrowNew(env, (*env)->FindClass(env, "sun/jvm/hotspot/debugger/DebuggerException"), errMsg); } static struct ps_prochandle* get_proc_handle(JNIEnv* env, jobject this_obj) { jlong ptr = (*env)->GetLongField(env, this_obj, p_ps_prochandle_ID); return (struct ps_prochandle*)(intptr_t)ptr; } /* * Class: sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal * Method: init0 * Signature: ()V */ JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_init0 (JNIEnv *env, jclass cls) { jclass listClass; if (init_libproc(getenv("LIBSAPROC_DEBUG") != NULL) != true) { THROW_NEW_DEBUGGER_EXCEPTION("can't initialize libproc"); } // fields we use p_ps_prochandle_ID = (*env)->GetFieldID(env, cls, "p_ps_prochandle", "J"); CHECK_EXCEPTION; threadList_ID = (*env)->GetFieldID(env, cls, "threadList", "Ljava/util/List;"); CHECK_EXCEPTION; loadObjectList_ID = (*env)->GetFieldID(env, cls, "loadObjectList", "Ljava/util/List;"); CHECK_EXCEPTION; // methods we use createClosestSymbol_ID = (*env)->GetMethodID(env, cls, "createClosestSymbol", "(Ljava/lang/String;J)Lsun/jvm/hotspot/debugger/cdbg/ClosestSymbol;"); CHECK_EXCEPTION; createLoadObject_ID = (*env)->GetMethodID(env, cls, "createLoadObject", "(Ljava/lang/String;JJ)Lsun/jvm/hotspot/debugger/cdbg/LoadObject;"); CHECK_EXCEPTION; getThreadForThreadId_ID = (*env)->GetMethodID(env, cls, "getThreadForThreadId", "(J)Lsun/jvm/hotspot/debugger/ThreadProxy;"); CHECK_EXCEPTION; // java.util.List method we call listClass = (*env)->FindClass(env, "java/util/List"); CHECK_EXCEPTION; listAdd_ID = (*env)->GetMethodID(env, listClass, "add", "(Ljava/lang/Object;)Z"); CHECK_EXCEPTION; } JNIEXPORT jint JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_getAddressSize (JNIEnv *env, jclass cls) { #ifdef _LP64 return 8; #else return 4; #endif } static void fillThreadsAndLoadObjects(JNIEnv* env, jobject this_obj, struct ps_prochandle* ph) { int n = 0, i = 0; // add threads n = get_num_threads(ph); for (i = 0; i < n; i++) { jobject thread; jobject threadList; lwpid_t lwpid; lwpid = get_lwp_id(ph, i); thread = (*env)->CallObjectMethod(env, this_obj, getThreadForThreadId_ID, (jlong)lwpid); CHECK_EXCEPTION; threadList = (*env)->GetObjectField(env, this_obj, threadList_ID); CHECK_EXCEPTION; (*env)->CallBooleanMethod(env, threadList, listAdd_ID, thread); CHECK_EXCEPTION; } // add load objects n = get_num_libs(ph); for (i = 0; i < n; i++) { uintptr_t base; const char* name; jobject loadObject; jobject loadObjectList; base = get_lib_base(ph, i); name = get_lib_name(ph, i); loadObject = (*env)->CallObjectMethod(env, this_obj, createLoadObject_ID, (*env)->NewStringUTF(env, name), (jlong)0, (jlong)base); CHECK_EXCEPTION; loadObjectList = (*env)->GetObjectField(env, this_obj, loadObjectList_ID); CHECK_EXCEPTION; (*env)->CallBooleanMethod(env, loadObjectList, listAdd_ID, loadObject); CHECK_EXCEPTION; } } /* * Class: sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal * Method: attach0 * Signature: (I)V */ JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_attach0__I (JNIEnv *env, jobject this_obj, jint jpid) { struct ps_prochandle* ph; if ( (ph = Pgrab(jpid)) == NULL) { THROW_NEW_DEBUGGER_EXCEPTION("Can't attach to the process"); } (*env)->SetLongField(env, this_obj, p_ps_prochandle_ID, (jlong)(intptr_t)ph); fillThreadsAndLoadObjects(env, this_obj, ph); } /* * Class: sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal * Method: attach0 * Signature: (Ljava/lang/String;Ljava/lang/String;)V */ JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_attach0__Ljava_lang_String_2Ljava_lang_String_2 (JNIEnv *env, jobject this_obj, jstring execName, jstring coreName) { const char *execName_cstr; const char *coreName_cstr; jboolean isCopy; struct ps_prochandle* ph; execName_cstr = (*env)->GetStringUTFChars(env, execName, &isCopy); CHECK_EXCEPTION; coreName_cstr = (*env)->GetStringUTFChars(env, coreName, &isCopy); CHECK_EXCEPTION; if ( (ph = Pgrab_core(execName_cstr, coreName_cstr)) == NULL) { (*env)->ReleaseStringUTFChars(env, execName, execName_cstr); (*env)->ReleaseStringUTFChars(env, coreName, coreName_cstr); THROW_NEW_DEBUGGER_EXCEPTION("Can't attach to the core file"); } (*env)->SetLongField(env, this_obj, p_ps_prochandle_ID, (jlong)(intptr_t)ph); (*env)->ReleaseStringUTFChars(env, execName, execName_cstr); (*env)->ReleaseStringUTFChars(env, coreName, coreName_cstr); fillThreadsAndLoadObjects(env, this_obj, ph); } /* * Class: sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal * Method: detach0 * Signature: ()V */ JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_detach0 (JNIEnv *env, jobject this_obj) { struct ps_prochandle* ph = get_proc_handle(env, this_obj); if (ph != NULL) { Prelease(ph); } } /* * Class: sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal * Method: lookupByName0 * Signature: (Ljava/lang/String;Ljava/lang/String;)J */ JNIEXPORT jlong JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_lookupByName0 (JNIEnv *env, jobject this_obj, jstring objectName, jstring symbolName) { const char *objectName_cstr, *symbolName_cstr; jlong addr; jboolean isCopy; struct ps_prochandle* ph = get_proc_handle(env, this_obj); objectName_cstr = NULL; if (objectName != NULL) { objectName_cstr = (*env)->GetStringUTFChars(env, objectName, &isCopy); CHECK_EXCEPTION_(0); } symbolName_cstr = (*env)->GetStringUTFChars(env, symbolName, &isCopy); CHECK_EXCEPTION_(0); addr = (jlong) lookup_symbol(ph, objectName_cstr, symbolName_cstr); if (objectName_cstr != NULL) { (*env)->ReleaseStringUTFChars(env, objectName, objectName_cstr); } (*env)->ReleaseStringUTFChars(env, symbolName, symbolName_cstr); return addr; } /* * Class: sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal * Method: lookupByAddress0 * Signature: (J)Lsun/jvm/hotspot/debugger/cdbg/ClosestSymbol; */ JNIEXPORT jobject JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_lookupByAddress0 (JNIEnv *env, jobject this_obj, jlong addr) { uintptr_t offset; const char* sym = NULL; struct ps_prochandle* ph = get_proc_handle(env, this_obj); sym = symbol_for_pc(ph, (uintptr_t) addr, &offset); if (sym == NULL) return 0; return (*env)->CallObjectMethod(env, this_obj, createClosestSymbol_ID, (*env)->NewStringUTF(env, sym), (jlong)offset); } /* * Class: sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal * Method: readBytesFromProcess0 * Signature: (JJ)Lsun/jvm/hotspot/debugger/ReadResult; */ JNIEXPORT jbyteArray JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_readBytesFromProcess0 (JNIEnv *env, jobject this_obj, jlong addr, jlong numBytes) { jboolean isCopy; jbyteArray array; jbyte *bufPtr; ps_err_e err; array = (*env)->NewByteArray(env, numBytes); CHECK_EXCEPTION_(0); bufPtr = (*env)->GetByteArrayElements(env, array, &isCopy); CHECK_EXCEPTION_(0); err = ps_pread(get_proc_handle(env, this_obj), (psaddr_t) (uintptr_t)addr, bufPtr, numBytes); (*env)->ReleaseByteArrayElements(env, array, bufPtr, 0); return (err == PS_OK)? array : 0; } JNIEXPORT jlongArray JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_getThreadIntegerRegisterSet0 (JNIEnv *env, jobject this_obj, jint lwp_id) { struct reg gregs; jboolean isCopy; jlongArray array; jlong *regs; struct ps_prochandle* ph = get_proc_handle(env, this_obj); if (get_lwp_regs(ph, lwp_id, &gregs) != true) { THROW_NEW_DEBUGGER_EXCEPTION_("get_thread_regs failed for a lwp", 0); } #undef NPRGREG #ifdef i386 #define NPRGREG sun_jvm_hotspot_debugger_x86_X86ThreadContext_NPRGREG #endif #ifdef ia64 #define NPRGREG IA64_REG_COUNT #endif #ifdef amd64 #define NPRGREG sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_NPRGREG #endif #if defined(sparc) || defined(sparcv9) #define NPRGREG sun_jvm_hotspot_debugger_sparc_SPARCThreadContext_NPRGREG #endif array = (*env)->NewLongArray(env, NPRGREG); CHECK_EXCEPTION_(0); regs = (*env)->GetLongArrayElements(env, array, &isCopy); #undef REG_INDEX #ifdef i386 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_x86_X86ThreadContext_##reg regs[REG_INDEX(GS)] = (uintptr_t) gregs.r_gs; regs[REG_INDEX(FS)] = (uintptr_t) gregs.r_fs; regs[REG_INDEX(ES)] = (uintptr_t) gregs.r_es; regs[REG_INDEX(DS)] = (uintptr_t) gregs.r_ds; regs[REG_INDEX(EDI)] = (uintptr_t) gregs.r_edi; regs[REG_INDEX(ESI)] = (uintptr_t) gregs.r_esi; regs[REG_INDEX(FP)] = (uintptr_t) gregs.r_ebp; regs[REG_INDEX(SP)] = (uintptr_t) gregs.r_isp; regs[REG_INDEX(EBX)] = (uintptr_t) gregs.r_ebx; regs[REG_INDEX(EDX)] = (uintptr_t) gregs.r_edx; regs[REG_INDEX(ECX)] = (uintptr_t) gregs.r_ecx; regs[REG_INDEX(EAX)] = (uintptr_t) gregs.r_eax; regs[REG_INDEX(PC)] = (uintptr_t) gregs.r_eip; regs[REG_INDEX(CS)] = (uintptr_t) gregs.r_cs; regs[REG_INDEX(SS)] = (uintptr_t) gregs.r_ss; #endif /* i386 */ #if ia64 regs = (*env)->GetLongArrayElements(env, array, &isCopy); int i; for (i = 0; i < NPRGREG; i++ ) { regs[i] = 0xDEADDEAD; } #endif /* ia64 */ #ifdef amd64 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_##reg regs[REG_INDEX(R15)] = gregs.r_r15; regs[REG_INDEX(R14)] = gregs.r_r14; regs[REG_INDEX(R13)] = gregs.r_r13; regs[REG_INDEX(R12)] = gregs.r_r12; regs[REG_INDEX(RBP)] = gregs.r_rbp; regs[REG_INDEX(RBX)] = gregs.r_rbx; regs[REG_INDEX(R11)] = gregs.r_r11; regs[REG_INDEX(R10)] = gregs.r_r10; regs[REG_INDEX(R9)] = gregs.r_r9; regs[REG_INDEX(R8)] = gregs.r_r8; regs[REG_INDEX(RAX)] = gregs.r_rax; regs[REG_INDEX(RCX)] = gregs.r_rcx; regs[REG_INDEX(RDX)] = gregs.r_rdx; regs[REG_INDEX(RSI)] = gregs.r_rsi; regs[REG_INDEX(RDI)] = gregs.r_rdi; regs[REG_INDEX(RIP)] = gregs.r_rip; regs[REG_INDEX(CS)] = gregs.r_cs; regs[REG_INDEX(RSP)] = gregs.r_rsp; regs[REG_INDEX(SS)] = gregs.r_ss; // regs[REG_INDEX(FSBASE)] = gregs.fs_base; // regs[REG_INDEX(GSBASE)] = gregs.gs_base; // regs[REG_INDEX(DS)] = gregs.ds; // regs[REG_INDEX(ES)] = gregs.es; // regs[REG_INDEX(FS)] = gregs.fs; // regs[REG_INDEX(GS)] = gregs.gs; #endif /* amd64 */ #if defined(sparc) || defined(sparcv9) #define REG_INDEX(reg) sun_jvm_hotspot_debugger_sparc_SPARCThreadContext_##reg #ifdef _LP64 regs[REG_INDEX(R_PSR)] = gregs.tstate; regs[REG_INDEX(R_PC)] = gregs.tpc; regs[REG_INDEX(R_nPC)] = gregs.tnpc; regs[REG_INDEX(R_Y)] = gregs.y; #else regs[REG_INDEX(R_PSR)] = gregs.psr; regs[REG_INDEX(R_PC)] = gregs.pc; regs[REG_INDEX(R_nPC)] = gregs.npc; regs[REG_INDEX(R_Y)] = gregs.y; #endif regs[REG_INDEX(R_G0)] = 0 ; regs[REG_INDEX(R_G1)] = gregs.u_regs[0]; regs[REG_INDEX(R_G2)] = gregs.u_regs[1]; regs[REG_INDEX(R_G3)] = gregs.u_regs[2]; regs[REG_INDEX(R_G4)] = gregs.u_regs[3]; regs[REG_INDEX(R_G5)] = gregs.u_regs[4]; regs[REG_INDEX(R_G6)] = gregs.u_regs[5]; regs[REG_INDEX(R_G7)] = gregs.u_regs[6]; regs[REG_INDEX(R_O0)] = gregs.u_regs[7]; regs[REG_INDEX(R_O1)] = gregs.u_regs[8]; regs[REG_INDEX(R_O2)] = gregs.u_regs[ 9]; regs[REG_INDEX(R_O3)] = gregs.u_regs[10]; regs[REG_INDEX(R_O4)] = gregs.u_regs[11]; regs[REG_INDEX(R_O5)] = gregs.u_regs[12]; regs[REG_INDEX(R_O6)] = gregs.u_regs[13]; regs[REG_INDEX(R_O7)] = gregs.u_regs[14]; #endif /* sparc */ (*env)->ReleaseLongArrayElements(env, array, regs, JNI_COMMIT); return array; }