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comparison src/share/vm/graal/graalRuntime.hpp @ 21519:cecb4e39521c

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Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
author Gilles Duboscq <gilles.m.duboscq@oracle.com>
date Wed, 27 May 2015 17:40:26 +0200
parents fe4a77bec5b7
children b7ac67354c14
comparison
equal deleted inserted replaced
21518:c2e58b2a2a76 21519:cecb4e39521c
25 #define SHARE_VM_GRAAL_GRAAL_RUNTIME_HPP 25 #define SHARE_VM_GRAAL_GRAAL_RUNTIME_HPP
26 26
27 #include "interpreter/interpreter.hpp" 27 #include "interpreter/interpreter.hpp"
28 #include "memory/allocation.hpp" 28 #include "memory/allocation.hpp"
29 #include "runtime/deoptimization.hpp" 29 #include "runtime/deoptimization.hpp"
30 #include "graal/graalOptions.hpp"
30 31
31 class ParseClosure : public StackObj { 32 class ParseClosure : public StackObj {
32 protected:
33 int _lineNo; 33 int _lineNo;
34 char* _filename; 34 char* _filename;
35 bool _abort; 35 bool _abort;
36 protected:
36 void abort() { _abort = true; } 37 void abort() { _abort = true; }
37 void warn_and_abort(const char* message) { 38 void warn_and_abort(const char* message) {
39 warn(message);
40 abort();
41 }
42 void warn(const char* message) {
38 warning("Error at line %d while parsing %s: %s", _lineNo, _filename == NULL ? "?" : _filename, message); 43 warning("Error at line %d while parsing %s: %s", _lineNo, _filename == NULL ? "?" : _filename, message);
39 abort();
40 } 44 }
41 public: 45 public:
42 ParseClosure() : _lineNo(0), _filename(NULL) {} 46 ParseClosure() : _lineNo(0), _filename(NULL), _abort(false) {}
43 void parse_line(char* line) { 47 void parse_line(char* line) {
44 _lineNo++; 48 _lineNo++;
45 do_line(line); 49 do_line(line);
46 } 50 }
47 virtual void do_line(char* line) = 0; 51 virtual void do_line(char* line) = 0;
48 int lineNo() { return _lineNo; } 52 int lineNo() { return _lineNo; }
49 bool is_aborted() { return _abort; } 53 bool is_aborted() { return _abort; }
50 void set_filename(char* path) {_filename = path; } 54 void set_filename(char* path) {_filename = path; _lineNo = 0;}
51 }; 55 };
52 56
57 class GraalOptionParseClosure;
58
53 class GraalRuntime: public CHeapObj<mtCompiler> { 59 class GraalRuntime: public CHeapObj<mtCompiler> {
60 friend GraalOptionParseClosure;
54 private: 61 private:
55 62
56 static jobject _HotSpotGraalRuntime_instance; 63 static jobject _HotSpotGraalRuntime_instance;
57 static bool _HotSpotGraalRuntime_initialized; 64 static bool _HotSpotGraalRuntime_initialized;
58 static const char* _generated_sources_sha1;
59 65
60 static bool _shutdown_called; 66 static bool _shutdown_called;
61
62 /**
63 * Reads the OptionValue object from a specified static field.
64 *
65 * @throws LinkageError if the field could not be resolved
66 */
67 static Handle get_OptionValue(const char* declaringClass, const char* fieldName, const char* fieldSig, TRAPS);
68
69 /**
70 * Parses the string form of a numeric, float or double option into a jlong (using raw bits for floats/doubles).
71 *
72 * @param spec 'i', 'f' or 'd' (see HotSpotOptions.setOption())
73 * @param name option name
74 * @param name_len length of option name
75 * @param value string value to parse
76 * @throws InternalError if value could not be parsed according to spec
77 */
78 static jlong parse_primitive_option_value(char spec, const char* name, size_t name_len, const char* value, TRAPS);
79 67
80 /** 68 /**
81 * Loads default option value overrides from a <jre_home>/lib/graal.options if it exists. Each 69 * Loads default option value overrides from a <jre_home>/lib/graal.options if it exists. Each
82 * line in this file must have the format of a Graal command line option without the 70 * line in this file must have the format of a Graal command line option without the
83 * leading "-G:" prefix. These option values are set prior to processing of any Graal 71 * leading "-G:" prefix. These option values are set prior to processing of any Graal
84 * options present on the command line. 72 * options present on the command line.
85 */ 73 */
86 static void parse_graal_options_file(KlassHandle hotSpotOptionsClass, TRAPS); 74 static void parse_graal_options_file(OptionsValueTable* options);
87 75
88 /** 76 static bool parse_argument(OptionsValueTable* options, const char* arg);
89 * Searches for a Boolean Graal option denoted by a given name and sets it value. 77
90 * 78 static void print_flags_helper(TRAPS);
91 * The definition of this method is in graalRuntime.inline.hpp
92 * which is generated by com.oracle.graal.hotspot.sourcegen.GenGraalRuntimeInlineHpp.
93 *
94 * @param hotSpotOptionsClass the HotSpotOptions klass or NULL if only checking for valid option
95 * @param name option name
96 * @param name_len length of option name
97 * @param value '+' to set the option, '-' to reset the option
98 * @returns true if the option was found
99 * @throws InternalError if there was a problem setting the option's value
100 */
101 static bool set_option_bool(KlassHandle hotSpotOptionsClass, char* name, size_t name_len, char value, TRAPS);
102
103 /**
104 * Searches for a Graal option denoted by a given name and sets it value.
105 *
106 * The definition of this method is in graalRuntime.inline.hpp
107 * which is generated by com.oracle.graal.hotspot.sourcegen.GenGraalRuntimeInlineHpp.
108 *
109 * @param hotSpotOptionsClass the HotSpotOptions klass or NULL if only checking for valid option
110 * @param name option name
111 * @param name_len length of option name
112 * @returns true if the option was found
113 * @throws InternalError if there was a problem setting the option's value
114 */
115 static bool set_option(KlassHandle hotSpotOptionsClass, char* name, size_t name_len, const char* value, TRAPS);
116
117 /**
118 * Raises an InternalError for an option that expects a value but was specified without a "=<value>" prefix.
119 */
120 static void check_required_value(const char* name, size_t name_len, const char* value, TRAPS);
121
122 /**
123 * Java call to HotSpotOptions.setOption(String name, OptionValue<?> option, char spec, String stringValue, long primitiveValue)
124 *
125 * @param name option name
126 * @param name_len length of option name
127 */
128 static void set_option_helper(KlassHandle hotSpotOptionsClass, char* name, size_t name_len, Handle option, jchar spec, Handle stringValue, jlong primitiveValue);
129
130 /** 79 /**
131 * Instantiates a service object, calls its default constructor and returns it. 80 * Instantiates a service object, calls its default constructor and returns it.
132 * 81 *
133 * @param name the name of a class implementing com.oracle.graal.api.runtime.Service 82 * @param name the name of a class implementing com.oracle.graal.api.runtime.Service
134 */ 83 */
135 static Handle create_Service(const char* name, TRAPS); 84 static Handle create_Service(const char* name, TRAPS);
136 85
137 /**
138 * Checks that _generated_sources_sha1 equals GeneratedSourcesSha1.value.
139 */
140 static void check_generated_sources_sha1(TRAPS);
141
142 public: 86 public:
143 87
144 /** 88 /**
145 * Parses a given argument and sets the denoted Graal option. 89 * Parses the Graal specific VM options that were presented by the launcher and sets
146 * 90 * the relevants Java fields.
147 * @throws InternalError if there was a problem parsing or setting the option 91 */
148 */ 92 static OptionsValueTable* parse_arguments();
149 static void parse_argument(KlassHandle hotSpotOptionsClass, char* arg, TRAPS); 93
94 static void set_options(OptionsValueTable* options, TRAPS);
150 95
151 /** 96 /**
152 * Ensures that the Graal class loader is initialized and the well known Graal classes are loaded. 97 * Ensures that the Graal class loader is initialized and the well known Graal classes are loaded.
153 */ 98 */
154 static void ensure_graal_class_loader_is_initialized(); 99 static void ensure_graal_class_loader_is_initialized();
197 * The definition of this method is in graalRuntime.inline.hpp 142 * The definition of this method is in graalRuntime.inline.hpp
198 * which is generated by com.oracle.graal.hotspot.sourcegen.GenGraalRuntimeInlineHpp. 143 * which is generated by com.oracle.graal.hotspot.sourcegen.GenGraalRuntimeInlineHpp.
199 */ 144 */
200 static Handle get_service_impls(KlassHandle serviceKlass, TRAPS); 145 static Handle get_service_impls(KlassHandle serviceKlass, TRAPS);
201 146
202 static void parse_lines(char* path, ParseClosure* closure, bool warnStatFailure, TRAPS); 147 static void parse_lines(char* path, ParseClosure* closure, bool warnStatFailure);
203 148
204 /** 149 /**
205 * Aborts the VM due to an unexpected exception. 150 * Aborts the VM due to an unexpected exception.
206 */ 151 */
207 static void abort_on_pending_exception(Handle exception, const char* message, bool dump_core = false); 152 static void abort_on_pending_exception(Handle exception, const char* message, bool dump_core = false);
243 * Loads a given Graal class and aborts the VM if it fails. 188 * Loads a given Graal class and aborts the VM if it fails.
244 */ 189 */
245 static Klass* load_required_class(Symbol* name); 190 static Klass* load_required_class(Symbol* name);
246 191
247 static BufferBlob* initialize_buffer_blob(); 192 static BufferBlob* initialize_buffer_blob();
248
249 /**
250 * Checks that all Graal specific VM options presented by the launcher are recognized
251 * and formatted correctly. To set relevant Java fields from the option, parse_arguments()
252 * must be called. This method makes no Java calls apart from creating exception objects
253 * if there is an errors in the Graal options.
254 */
255 static jint check_arguments(TRAPS);
256
257 /**
258 * Parses the Graal specific VM options that were presented by the launcher and sets
259 * the relevants Java fields.
260 */
261 static bool parse_arguments(KlassHandle hotSpotOptionsClass, TRAPS);
262 193
263 static BasicType kindToBasicType(jchar ch); 194 static BasicType kindToBasicType(jchar ch);
264 195
265 // The following routines are all called from compiled Graal code 196 // The following routines are all called from compiled Graal code
266 197