src/hotspot/share/compiler/methodLiveness.cpp
changeset 51078 fc6cfe40e32a
parent 47216 71c04702a3d5
child 51333 f6641fcf7b7e
equal deleted inserted replaced
51077:9baa91bc7567 51078:fc6cfe40e32a
     1 /*
     1 /*
     2  * Copyright (c) 1998, 2016, Oracle and/or its affiliates. All rights reserved.
     2  * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     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
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     7  * published by the Free Software Foundation.
   482     // containing bci.
   482     // containing bci.
   483     int t = bci;
   483     int t = bci;
   484     while (block == NULL && t > 0) {
   484     while (block == NULL && t > 0) {
   485      block = _block_map->at(--t);
   485      block = _block_map->at(--t);
   486     }
   486     }
   487     assert( block != NULL, "invalid bytecode index; must be instruction index" );
   487     guarantee(block != NULL, "invalid bytecode index; must be instruction index");
   488     assert(bci >= block->start_bci() && bci < block->limit_bci(), "block must contain bci.");
   488     assert(bci >= block->start_bci() && bci < block->limit_bci(), "block must contain bci.");
   489 
   489 
   490     answer = block->get_liveness_at(method(), bci);
   490     answer = block->get_liveness_at(method(), bci);
   491 
   491 
   492     if (is_entry && method()->is_synchronized() && !method()->is_static()) {
   492     if (is_entry && method()->is_synchronized() && !method()->is_static()) {