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agent/src/share/classes/sun/jvm/hotspot/debugger/linux/LinuxCDebugger.java

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rev 8073 : 8078521: AARCH64: Add AArch64 SA support
Reviewed-by: kvn
   1 /*
   2  * Copyright (c) 2003, 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 
  25 package sun.jvm.hotspot.debugger.linux;
  26 
  27 import java.io.*;
  28 import java.util.*;
  29 
  30 import sun.jvm.hotspot.debugger.*;
  31 import sun.jvm.hotspot.debugger.cdbg.*;
  32 import sun.jvm.hotspot.debugger.x86.*;
  33 import sun.jvm.hotspot.debugger.amd64.*;

  34 import sun.jvm.hotspot.debugger.sparc.*;
  35 import sun.jvm.hotspot.debugger.ppc64.*;
  36 import sun.jvm.hotspot.debugger.linux.x86.*;
  37 import sun.jvm.hotspot.debugger.linux.amd64.*;
  38 import sun.jvm.hotspot.debugger.linux.sparc.*;
  39 import sun.jvm.hotspot.debugger.linux.ppc64.*;

  40 import sun.jvm.hotspot.utilities.*;
  41 
  42 class LinuxCDebugger implements CDebugger {
  43   private LinuxDebugger dbg;
  44 
  45   LinuxCDebugger(LinuxDebugger dbg) {
  46     this.dbg = dbg;
  47   }
  48 
  49   public List getThreadList() throws DebuggerException {
  50     return dbg.getThreadList();
  51   }
  52 
  53   public List/*<LoadObject>*/ getLoadObjectList() throws DebuggerException {
  54     return dbg.getLoadObjectList();
  55   }
  56 
  57   public LoadObject loadObjectContainingPC(Address pc) throws DebuggerException {
  58     if (pc == null) {
  59       return null;


  89        AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext();
  90        Address rbp = context.getRegisterAsAddress(AMD64ThreadContext.RBP);
  91        if (rbp == null) return null;
  92        Address pc  = context.getRegisterAsAddress(AMD64ThreadContext.RIP);
  93        if (pc == null) return null;
  94        return new LinuxAMD64CFrame(dbg, rbp, pc);
  95     } else if (cpu.equals("sparc")) {
  96        SPARCThreadContext context = (SPARCThreadContext) thread.getContext();
  97        Address sp = context.getRegisterAsAddress(SPARCThreadContext.R_SP);
  98        if (sp == null) return null;
  99        Address pc  = context.getRegisterAsAddress(SPARCThreadContext.R_O7);
 100        if (pc == null) return null;
 101        return new LinuxSPARCCFrame(dbg, sp, pc, LinuxDebuggerLocal.getAddressSize());
 102     }  else if (cpu.equals("ppc64")) {
 103         PPC64ThreadContext context = (PPC64ThreadContext) thread.getContext();
 104         Address sp = context.getRegisterAsAddress(PPC64ThreadContext.SP);
 105         if (sp == null) return null;
 106         Address pc  = context.getRegisterAsAddress(PPC64ThreadContext.PC);
 107         if (pc == null) return null;
 108         return new LinuxPPC64CFrame(dbg, sp, pc, LinuxDebuggerLocal.getAddressSize());







 109      } else {
 110        // Runtime exception thrown by LinuxThreadContextFactory if unknown cpu
 111        ThreadContext context = (ThreadContext) thread.getContext();
 112        return context.getTopFrame(dbg);
 113     }
 114   }
 115 
 116   public String getNameOfFile(String fileName) {
 117     return new File(fileName).getName();
 118   }
 119 
 120   public ProcessControl getProcessControl() throws DebuggerException {
 121     // FIXME: after stabs parser
 122     return null;
 123   }
 124 
 125   public boolean canDemangle() {
 126     return false;
 127   }
 128 
   1 /*
   2  * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2015, Red Hat Inc.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 package sun.jvm.hotspot.debugger.linux;
  27 
  28 import java.io.*;
  29 import java.util.*;
  30 
  31 import sun.jvm.hotspot.debugger.*;
  32 import sun.jvm.hotspot.debugger.cdbg.*;
  33 import sun.jvm.hotspot.debugger.x86.*;
  34 import sun.jvm.hotspot.debugger.amd64.*;
  35 import sun.jvm.hotspot.debugger.aarch64.*;
  36 import sun.jvm.hotspot.debugger.sparc.*;
  37 import sun.jvm.hotspot.debugger.ppc64.*;
  38 import sun.jvm.hotspot.debugger.linux.x86.*;
  39 import sun.jvm.hotspot.debugger.linux.amd64.*;
  40 import sun.jvm.hotspot.debugger.linux.sparc.*;
  41 import sun.jvm.hotspot.debugger.linux.ppc64.*;
  42 import sun.jvm.hotspot.debugger.linux.aarch64.*;
  43 import sun.jvm.hotspot.utilities.*;
  44 
  45 class LinuxCDebugger implements CDebugger {
  46   private LinuxDebugger dbg;
  47 
  48   LinuxCDebugger(LinuxDebugger dbg) {
  49     this.dbg = dbg;
  50   }
  51 
  52   public List getThreadList() throws DebuggerException {
  53     return dbg.getThreadList();
  54   }
  55 
  56   public List/*<LoadObject>*/ getLoadObjectList() throws DebuggerException {
  57     return dbg.getLoadObjectList();
  58   }
  59 
  60   public LoadObject loadObjectContainingPC(Address pc) throws DebuggerException {
  61     if (pc == null) {
  62       return null;


  92        AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext();
  93        Address rbp = context.getRegisterAsAddress(AMD64ThreadContext.RBP);
  94        if (rbp == null) return null;
  95        Address pc  = context.getRegisterAsAddress(AMD64ThreadContext.RIP);
  96        if (pc == null) return null;
  97        return new LinuxAMD64CFrame(dbg, rbp, pc);
  98     } else if (cpu.equals("sparc")) {
  99        SPARCThreadContext context = (SPARCThreadContext) thread.getContext();
 100        Address sp = context.getRegisterAsAddress(SPARCThreadContext.R_SP);
 101        if (sp == null) return null;
 102        Address pc  = context.getRegisterAsAddress(SPARCThreadContext.R_O7);
 103        if (pc == null) return null;
 104        return new LinuxSPARCCFrame(dbg, sp, pc, LinuxDebuggerLocal.getAddressSize());
 105     }  else if (cpu.equals("ppc64")) {
 106         PPC64ThreadContext context = (PPC64ThreadContext) thread.getContext();
 107         Address sp = context.getRegisterAsAddress(PPC64ThreadContext.SP);
 108         if (sp == null) return null;
 109         Address pc  = context.getRegisterAsAddress(PPC64ThreadContext.PC);
 110         if (pc == null) return null;
 111         return new LinuxPPC64CFrame(dbg, sp, pc, LinuxDebuggerLocal.getAddressSize());
 112     } else if (cpu.equals("aarch64")) {
 113        AARCH64ThreadContext context = (AARCH64ThreadContext) thread.getContext();
 114        Address fp = context.getRegisterAsAddress(AARCH64ThreadContext.FP);
 115        if (fp == null) return null;
 116        Address pc  = context.getRegisterAsAddress(AARCH64ThreadContext.PC);
 117        if (pc == null) return null;
 118        return new LinuxAARCH64CFrame(dbg, fp, pc);
 119      } else {
 120        // Runtime exception thrown by LinuxThreadContextFactory if unknown cpu
 121        ThreadContext context = (ThreadContext) thread.getContext();
 122        return context.getTopFrame(dbg);
 123     }
 124   }
 125 
 126   public String getNameOfFile(String fileName) {
 127     return new File(fileName).getName();
 128   }
 129 
 130   public ProcessControl getProcessControl() throws DebuggerException {
 131     // FIXME: after stabs parser
 132     return null;
 133   }
 134 
 135   public boolean canDemangle() {
 136     return false;
 137   }
 138 
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