src/hotspot/share/code/codeBlob.cpp

rev 54542 : 8213084: Rework and enhance Print[Opto]Assembly output
Reviewed-by:

*** 1,7 ****
  /*
!  * Copyright (c) 1998, 2018, 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) 1998, 2019, 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.
*** 180,191 ****
      char stub_id[256];
      assert(strlen(name1) + strlen(name2) < sizeof(stub_id), "");
      jio_snprintf(stub_id, sizeof(stub_id), "%s%s", name1, name2);
      if (PrintStubCode) {
        ttyLocker ttyl;
        tty->print_cr("Decoding %s " INTPTR_FORMAT, stub_id, (intptr_t) stub);
!       Disassembler::decode(stub->code_begin(), stub->code_end());
        tty->cr();
      }
      Forte::register_stub(stub_id, stub->code_begin(), stub->code_end());
  
      if (JvmtiExport::should_post_dynamic_code_generated()) {
--- 180,197 ----
      char stub_id[256];
      assert(strlen(name1) + strlen(name2) < sizeof(stub_id), "");
      jio_snprintf(stub_id, sizeof(stub_id), "%s%s", name1, name2);
      if (PrintStubCode) {
        ttyLocker ttyl;
+       tty->print_cr("- - - [BEGIN] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -");
        tty->print_cr("Decoding %s " INTPTR_FORMAT, stub_id, (intptr_t) stub);
!       Disassembler::decode(stub->code_begin(), stub->code_end(), tty);
!       if ((stub->oop_maps() != NULL) && AbstractDisassembler::show_structs()) {
!         tty->print_cr("- - - [OOP MAPS]- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -");
!         stub->oop_maps()->print();
!       }
!       tty->print_cr("- - - [END] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -");
        tty->cr();
      }
      Forte::register_stub(stub_id, stub->code_begin(), stub->code_end());
  
      if (JvmtiExport::should_post_dynamic_code_generated()) {
*** 260,269 ****
--- 266,276 ----
  void* BufferBlob::operator new(size_t s, unsigned size) throw() {
    return CodeCache::allocate(size, CodeBlobType::NonNMethod);
  }
  
  void BufferBlob::free(BufferBlob *blob) {
+   assert(blob != NULL, "caller must check for NULL");
    ThreadInVMfromUnknown __tiv;  // get to VM state in case we block on CodeCache_lock
    blob->flush();
    {
      MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
      CodeCache::free((RuntimeBlob*)blob);