Mercurial > hg > truffle
annotate src/share/vm/opto/phase.hpp @ 17809:a433eb716ce1
8037821: Account for trampoline stubs when estimating code buffer sizes
Summary: Take into account space needed for "trampoline code" used by calls on PPC64.
Reviewed-by: kvn
Contributed-by: lutz.schmidt@sap.com
author | goetz |
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date | Tue, 25 Mar 2014 12:54:21 -0700 |
parents | a9becfeecd1b |
children | 4ca6dc0799b6 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
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 | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_OPTO_PHASE_HPP |
26 #define SHARE_VM_OPTO_PHASE_HPP | |
27 | |
28 #include "libadt/port.hpp" | |
29 #include "runtime/timer.hpp" | |
30 | |
0 | 31 class Compile; |
32 | |
33 //------------------------------Phase------------------------------------------ | |
34 // Most optimizations are done in Phases. Creating a phase does any long | |
35 // running analysis required, and caches the analysis in internal data | |
36 // structures. Later the analysis is queried using transform() calls to | |
37 // guide transforming the program. When the Phase is deleted, so is any | |
38 // cached analysis info. This basic Phase class mostly contains timing and | |
39 // memory management code. | |
40 class Phase : public StackObj { | |
41 public: | |
42 enum PhaseNumber { | |
43 Compiler, // Top-level compiler phase | |
44 Parser, // Parse bytecodes | |
45 Remove_Useless, // Remove useless nodes | |
46 Optimistic, // Optimistic analysis phase | |
47 GVN, // Pessimistic global value numbering phase | |
48 Ins_Select, // Instruction selection phase | |
49 CFG, // Build a CFG | |
418 | 50 BlockLayout, // Linear ordering of blocks |
0 | 51 Register_Allocation, // Register allocation, duh |
52 LIVE, // Dragon-book LIVE range problem | |
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53 StringOpts, // StringBuilder related optimizations |
0 | 54 Interference_Graph, // Building the IFG |
55 Coalesce, // Coalescing copies | |
56 Ideal_Loop, // Find idealized trip-counted loops | |
57 Macro_Expand, // Expand macro nodes | |
58 Peephole, // Apply peephole optimizations | |
59 last_phase | |
60 }; | |
61 protected: | |
62 enum PhaseNumber _pnum; // Phase number (for stat gathering) | |
63 | |
64 #ifndef PRODUCT | |
65 static int _total_bytes_compiled; | |
66 | |
67 // accumulated timers | |
68 static elapsedTimer _t_totalCompilation; | |
69 static elapsedTimer _t_methodCompilation; | |
70 static elapsedTimer _t_stubCompilation; | |
71 #endif | |
72 | |
73 // The next timers used for LogCompilation | |
74 static elapsedTimer _t_parser; | |
75 static elapsedTimer _t_optimizer; | |
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76 public: |
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77 // ConnectionGraph can't be Phase since it is used after EA done. |
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78 static elapsedTimer _t_escapeAnalysis; |
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79 static elapsedTimer _t_connectionGraph; |
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80 protected: |
0 | 81 static elapsedTimer _t_idealLoop; |
82 static elapsedTimer _t_ccp; | |
83 static elapsedTimer _t_matcher; | |
84 static elapsedTimer _t_registerAllocation; | |
85 static elapsedTimer _t_output; | |
86 | |
87 #ifndef PRODUCT | |
88 static elapsedTimer _t_graphReshaping; | |
89 static elapsedTimer _t_scheduler; | |
418 | 90 static elapsedTimer _t_blockOrdering; |
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91 static elapsedTimer _t_macroEliminate; |
0 | 92 static elapsedTimer _t_macroExpand; |
93 static elapsedTimer _t_peephole; | |
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94 static elapsedTimer _t_postalloc_expand; |
0 | 95 static elapsedTimer _t_codeGeneration; |
96 static elapsedTimer _t_registerMethod; | |
97 static elapsedTimer _t_temporaryTimer1; | |
98 static elapsedTimer _t_temporaryTimer2; | |
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99 static elapsedTimer _t_idealLoopVerify; |
0 | 100 |
101 // Subtimers for _t_optimizer | |
102 static elapsedTimer _t_iterGVN; | |
103 static elapsedTimer _t_iterGVN2; | |
10278 | 104 static elapsedTimer _t_incrInline; |
0 | 105 |
106 // Subtimers for _t_registerAllocation | |
107 static elapsedTimer _t_ctorChaitin; | |
108 static elapsedTimer _t_buildIFGphysical; | |
109 static elapsedTimer _t_computeLive; | |
110 static elapsedTimer _t_regAllocSplit; | |
111 static elapsedTimer _t_postAllocCopyRemoval; | |
112 static elapsedTimer _t_fixupSpills; | |
113 | |
114 // Subtimers for _t_output | |
115 static elapsedTimer _t_instrSched; | |
116 static elapsedTimer _t_buildOopMaps; | |
117 #endif | |
118 public: | |
119 Compile * C; | |
120 Phase( PhaseNumber pnum ); | |
121 #ifndef PRODUCT | |
122 static void print_timers(); | |
123 #endif | |
124 }; | |
1972 | 125 |
126 #endif // SHARE_VM_OPTO_PHASE_HPP |