Mercurial > hg > truffle
annotate src/os_cpu/aix_ppc/vm/thread_aix_ppc.hpp @ 18120:86ec7f6f71b3
refactored GraalCompilerTest API to be in terms of ResolvedJavaMethod instead of Method
author | Doug Simon <doug.simon@oracle.com> |
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date | Sat, 18 Oct 2014 00:08:19 +0200 |
parents | 666e6ce3976c |
children | c5e86c5cd22e |
rev | line source |
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1 /* |
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2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. |
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3 * Copyright 2012, 2013 SAP AG. All rights reserved. |
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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5 * |
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6 * This code is free software; you can redistribute it and/or modify it |
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7 * under the terms of the GNU General Public License version 2 only, as |
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8 * published by the Free Software Foundation. |
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9 * |
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10 * This code is distributed in the hope that it will be useful, but WITHOUT |
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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13 * version 2 for more details (a copy is included in the LICENSE file that |
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14 * accompanied this code). |
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15 * |
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16 * You should have received a copy of the GNU General Public License version |
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17 * 2 along with this work; if not, write to the Free Software Foundation, |
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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19 * |
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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21 * or visit www.oracle.com if you need additional information or have any |
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22 * questions. |
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23 * |
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24 */ |
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25 |
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26 #ifndef OS_CPU_AIX_OJDKPPC_VM_THREAD_AIX_PPC_HPP |
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27 #define OS_CPU_AIX_OJDKPPC_VM_THREAD_AIX_PPC_HPP |
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28 |
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29 private: |
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30 void pd_initialize() { |
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31 _anchor.clear(); |
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32 _last_interpreter_fp = NULL; |
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33 } |
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34 |
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35 // The `last' frame is the youngest Java frame on the thread's stack. |
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36 frame pd_last_frame() { |
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37 assert(has_last_Java_frame(), "must have last_Java_sp() when suspended"); |
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38 |
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39 intptr_t* sp = last_Java_sp(); |
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40 address pc = _anchor.last_Java_pc(); |
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41 |
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42 // Last_Java_pc ist not set, if we come here from compiled code. |
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43 if (pc == NULL) |
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44 pc = (address) *(sp + 2); |
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45 |
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46 return frame(sp, pc); |
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47 } |
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48 |
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49 public: |
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50 void set_base_of_stack_pointer(intptr_t* base_sp) {} |
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51 intptr_t* base_of_stack_pointer() { return NULL; } |
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52 void record_base_of_stack_pointer() {} |
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53 |
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54 // These routines are only used on cpu architectures that |
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55 // have separate register stacks (Itanium). |
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56 static bool register_stack_overflow() { return false; } |
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57 static void enable_register_stack_guard() {} |
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58 static void disable_register_stack_guard() {} |
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59 |
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60 bool pd_get_top_frame_for_signal_handler(frame* fr_addr, void* ucontext, |
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61 bool isInJava); |
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62 |
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63 // -Xprof support |
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64 // |
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65 // In order to find the last Java fp from an async profile |
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66 // tick, we store the current interpreter fp in the thread. |
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67 // This value is only valid while we are in the C++ interpreter |
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68 // and profiling. |
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69 protected: |
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70 intptr_t *_last_interpreter_fp; |
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71 |
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72 public: |
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73 static ByteSize last_interpreter_fp_offset() { |
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74 return byte_offset_of(JavaThread, _last_interpreter_fp); |
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75 } |
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76 |
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77 intptr_t* last_interpreter_fp() { return _last_interpreter_fp; } |
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78 |
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79 #endif // OS_CPU_AIX_OJDKPPC_VM_THREAD_AIX_PPC_HPP |