src/os_cpu/solaris_sparc/vm/os_solaris_sparc.cpp

rev 4773 : 8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>

*** 1,7 ****
  /*
!  * Copyright (c) 1999, 2012, 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.
--- 1,7 ----
  /*
!  * Copyright (c) 1999, 2013, 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.
*** 192,201 ****
--- 192,206 ----
  intptr_t* os::Solaris::ucontext_get_fp(ucontext_t *uc) {
    ShouldNotReachHere();
    return NULL;
  }
  
+ address os::Solaris::ucontext_get_pc(ucontext_t *uc) {
+   return (address) uc->uc_mcontext.gregs[REG_PC];
+ }
+ 
+ 
  // For Forte Analyzer AsyncGetCallTrace profiling support - thread
  // is currently interrupted by SIGPROF.
  //
  // ret_fp parameter is only used by Solaris X86.
  //
*** 263,288 ****
    } else {
      return os::get_sender_for_C_frame(&myframe);
    }
  }
  
- 
- void GetThreadPC_Callback::execute(OSThread::InterruptArguments *args) {
-   Thread*     thread = args->thread();
-   ucontext_t* uc     = args->ucontext();
-   intptr_t* sp;
- 
-   assert(ProfileVM && thread->is_VM_thread(), "just checking");
- 
-   // Skip the mcontext corruption verification. If if occasionally
-   // things get corrupt, it is ok for profiling - we will just get an unresolved
-   // function name
-   ExtendedPC new_addr((address)uc->uc_mcontext.gregs[REG_PC]);
-   _addr = new_addr;
- }
- 
- 
  static int threadgetstate(thread_t tid, int *flags, lwpid_t *lwp, stack_t *ss, gregset_t rs, lwpstatus_t *lwpstatus) {
    char lwpstatusfile[PROCFILE_LENGTH];
    int lwpfd, err;
  
    if (err = os::Solaris::thr_getstate(tid, flags, lwp, ss, rs))
--- 268,277 ----
*** 356,372 ****
    }
  
    guarantee(sig != os::Solaris::SIGinterrupt(), "Can not chain VM interrupt signal, try -XX:+UseAltSigs");
  
    if (sig == os::Solaris::SIGasync()) {
!     if (thread) {
!       OSThread::InterruptArguments args(thread, uc);
!       thread->osthread()->do_interrupt_callbacks_at_interrupt(&args);
!       return true;
!     } else if (vmthread) {
!       OSThread::InterruptArguments args(vmthread, uc);
!       vmthread->osthread()->do_interrupt_callbacks_at_interrupt(&args);
        return true;
      } else if (os::Solaris::chained_handler(sig, info, ucVoid)) {
        return true;
      } else {
        // If os::Solaris::SIGasync not chained, and this is a non-vm and
--- 345,356 ----
    }
  
    guarantee(sig != os::Solaris::SIGinterrupt(), "Can not chain VM interrupt signal, try -XX:+UseAltSigs");
  
    if (sig == os::Solaris::SIGasync()) {
!     if (thread || vmthread) {
!       OSThread::SR_handler(t, uc);
        return true;
      } else if (os::Solaris::chained_handler(sig, info, ucVoid)) {
        return true;
      } else {
        // If os::Solaris::SIGasync not chained, and this is a non-vm and