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

rev 58378 : 8234624: jstack mixed mode should refer DWARF

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2015, Red Hat Inc.
   * 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
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2020, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2015, Red Hat Inc.
   * 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
*** 88,102 ****
         Address pc  = context.getRegisterAsAddress(X86ThreadContext.EIP);
         if (pc == null) return null;
         return new LinuxX86CFrame(dbg, ebp, pc);
      } else if (cpu.equals("amd64")) {
         AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext();
-        Address rbp = context.getRegisterAsAddress(AMD64ThreadContext.RBP);
-        if (rbp == null) return null;
         Address pc  = context.getRegisterAsAddress(AMD64ThreadContext.RIP);
         if (pc == null) return null;
!        return new LinuxAMD64CFrame(dbg, rbp, pc);
      } else if (cpu.equals("sparc")) {
         SPARCThreadContext context = (SPARCThreadContext) thread.getContext();
         Address sp = context.getRegisterAsAddress(SPARCThreadContext.R_SP);
         if (sp == null) return null;
         Address pc  = context.getRegisterAsAddress(SPARCThreadContext.R_O7);
--- 88,100 ----
         Address pc  = context.getRegisterAsAddress(X86ThreadContext.EIP);
         if (pc == null) return null;
         return new LinuxX86CFrame(dbg, ebp, pc);
      } else if (cpu.equals("amd64")) {
         AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext();
         Address pc  = context.getRegisterAsAddress(AMD64ThreadContext.RIP);
         if (pc == null) return null;
!        return LinuxAMD64CFrame.getTopFrame(dbg, pc, context);
      } else if (cpu.equals("sparc")) {
         SPARCThreadContext context = (SPARCThreadContext) thread.getContext();
         Address sp = context.getRegisterAsAddress(SPARCThreadContext.R_SP);
         if (sp == null) return null;
         Address pc  = context.getRegisterAsAddress(SPARCThreadContext.R_O7);