Mercurial > hg > graal-compiler
annotate src/share/vm/compiler/abstractCompiler.hpp @ 14233:1f480770a1d4
8011391: C1: assert(code_offset() - offset == NativeInstruction::nop_instruction_size) failed: only one instruction can go in a delay slot
Summary: Remove the VerifyOopMaps flag which doesn't work for tiered or for C1 with more compiler threads than one.
Reviewed-by: twisti, drchase, iveresov
author | adlertz |
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date | Thu, 09 Jan 2014 10:47:40 +0100 |
parents | 16e101c8691f |
children | d8041d695d19 |
rev | line source |
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0 | 1 /* |
14225 | 2 * Copyright (c) 1999, 2014, 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_COMPILER_ABSTRACTCOMPILER_HPP |
26 #define SHARE_VM_COMPILER_ABSTRACTCOMPILER_HPP | |
27 | |
28 #include "ci/compilerInterface.hpp" | |
29 | |
6197 | 30 class AbstractCompiler : public CHeapObj<mtCompiler> { |
0 | 31 private: |
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32 volatile int _num_compiler_threads; |
0 | 33 |
34 protected: | |
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35 volatile int _compiler_state; |
0 | 36 // Used for tracking global state of compiler runtime initialization |
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37 enum { uninitialized, initializing, initialized, failed, shut_down }; |
0 | 38 |
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39 // This method returns true for the first compiler thread that reaches that methods. |
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40 // This thread will initialize the compiler runtime. |
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41 bool should_perform_init(); |
0 | 42 |
14225 | 43 // The (closed set) of concrete compiler classes. |
44 enum Type { | |
45 none, | |
46 c1, | |
47 c2, | |
48 shark | |
49 }; | |
50 | |
51 private: | |
52 Type _type; | |
53 | |
0 | 54 public: |
14225 | 55 AbstractCompiler(Type type) : _type(type), _compiler_state(uninitialized), _num_compiler_threads(0) {} |
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56 |
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57 // This function determines the compiler thread that will perform the |
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58 // shutdown of the corresponding compiler runtime. |
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59 bool should_perform_shutdown(); |
0 | 60 |
61 // Name of this compiler | |
62 virtual const char* name() = 0; | |
63 | |
64 // Missing feature tests | |
65 virtual bool supports_native() { return true; } | |
66 virtual bool supports_osr () { return true; } | |
7601 | 67 virtual bool can_compile_method(methodHandle method) { return true; } |
14225 | 68 |
69 // Compiler type queries. | |
70 bool is_c1() { return _type == c1; } | |
71 bool is_c2() { return _type == c2; } | |
72 bool is_shark() { return _type == shark; } | |
0 | 73 |
74 // Customization | |
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75 virtual void initialize () = 0; |
0 | 76 |
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77 void set_num_compiler_threads(int num) { _num_compiler_threads = num; } |
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78 int num_compiler_threads() { return _num_compiler_threads; } |
0 | 79 |
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80 // Get/set state of compiler objects |
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81 bool is_initialized() { return _compiler_state == initialized; } |
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82 bool is_failed () { return _compiler_state == failed;} |
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83 void set_state (int state); |
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84 void set_shut_down () { set_state(shut_down); } |
0 | 85 // Compilation entry point for methods |
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86 virtual void compile_method(ciEnv* env, ciMethod* target, int entry_bci) { |
0 | 87 ShouldNotReachHere(); |
88 } | |
89 | |
90 | |
91 // Print compilation timers and statistics | |
92 virtual void print_timers() { | |
93 ShouldNotReachHere(); | |
94 } | |
95 }; | |
1972 | 96 |
97 #endif // SHARE_VM_COMPILER_ABSTRACTCOMPILER_HPP |