1 /* 2 * Copyright (c) 1998, 2017, Oracle and/or its affiliates. All rights reserved. 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 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_VM_COMPILER_COMPILERDIRECTIVES_HPP 26 #define SHARE_VM_COMPILER_COMPILERDIRECTIVES_HPP 27 28 #include "ci/ciMetadata.hpp" 29 #include "ci/ciMethod.hpp" 30 #include "ci/ciUtilities.hpp" 31 #include "compiler/methodMatcher.hpp" 32 #include "compiler/compilerOracle.hpp" 33 #include "utilities/exceptions.hpp" 34 35 // Directives flag name, type, default value, compile command name 36 #define compilerdirectives_common_flags(cflags) \ 37 cflags(Enable, bool, false, X) \ 38 cflags(Exclude, bool, false, X) \ 39 cflags(BreakAtExecute, bool, false, X) \ 40 cflags(BreakAtCompile, bool, false, X) \ 41 cflags(Log, bool, LogCompilation, X) \ 42 cflags(PrintAssembly, bool, PrintAssembly, PrintAssembly) \ 43 cflags(PrintInlining, bool, PrintInlining, PrintInlining) \ 44 cflags(PrintNMethods, bool, PrintNMethods, PrintNMethods) \ 45 cflags(BackgroundCompilation, bool, BackgroundCompilation, BackgroundCompilation) \ 46 cflags(ReplayInline, bool, false, ReplayInline) \ 47 cflags(DumpReplay, bool, false, DumpReplay) \ 48 cflags(DumpInline, bool, false, DumpInline) \ 49 cflags(CompilerDirectivesIgnoreCompileCommands, bool, CompilerDirectivesIgnoreCompileCommands, X) \ 50 cflags(DisableIntrinsic, ccstrlist, DisableIntrinsic, DisableIntrinsic) 51 52 #ifdef COMPILER1 53 #define compilerdirectives_c1_flags(cflags) 54 #else 55 #define compilerdirectives_c1_flags(cflags) 56 #endif 57 58 #ifdef COMPILER2 59 #define compilerdirectives_c2_flags(cflags) \ 60 cflags(BlockLayoutByFrequency, bool, BlockLayoutByFrequency, BlockLayoutByFrequency) \ 61 cflags(PrintOptoAssembly, bool, PrintOptoAssembly, PrintOptoAssembly) \ 62 cflags(PrintIntrinsics, bool, PrintIntrinsics, PrintIntrinsics) \ 63 NOT_PRODUCT(cflags(TraceOptoPipelining, bool, TraceOptoPipelining, TraceOptoPipelining)) \ 64 NOT_PRODUCT(cflags(TraceOptoOutput, bool, TraceOptoOutput, TraceOptoOutput)) \ 65 cflags(TraceSpilling, bool, TraceSpilling, TraceSpilling) \ 66 cflags(Vectorize, bool, false, Vectorize) \ 67 cflags(VectorizeDebug, uintx, 0, VectorizeDebug) \ 68 cflags(CloneMapDebug, bool, false, CloneMapDebug) \ 69 cflags(IGVPrintLevel, intx, PrintIdealGraphLevel, IGVPrintLevel) \ 70 cflags(MaxNodeLimit, intx, MaxNodeLimit, MaxNodeLimit) 71 #else 72 #define compilerdirectives_c2_flags(cflags) 73 #endif 74 75 class CompilerDirectives; 76 class DirectiveSet; 77 78 class DirectivesStack : AllStatic { 79 private: 80 static CompilerDirectives* _top; 81 static CompilerDirectives* _bottom; 82 static int _depth; 83 84 static void pop_inner(); // no lock version of pop 85 public: 86 static void init(); 87 static DirectiveSet* getMatchingDirective(const methodHandle& mh, AbstractCompiler* comp); 88 static DirectiveSet* getDefaultDirective(AbstractCompiler* comp); 89 static void push(CompilerDirectives* directive); 90 static void pop(int count); 91 static bool check_capacity(int request_size, outputStream* st); 92 static void clear(); 93 static void print(outputStream* st); 94 static void release(DirectiveSet* set); 95 static void release(CompilerDirectives* dir); 96 }; 97 98 class DirectiveSet : public CHeapObj<mtCompiler> { 99 private: 100 InlineMatcher* _inlinematchers; 101 CompilerDirectives* _directive; 102 103 public: 104 DirectiveSet(CompilerDirectives* directive); 105 ~DirectiveSet(); 106 CompilerDirectives* directive(); 107 bool parse_and_add_inline(char* str, const char*& error_msg); 108 void append_inline(InlineMatcher* m); 109 bool should_inline(ciMethod* inlinee); 110 bool should_not_inline(ciMethod* inlinee); 111 void print_inline(outputStream* st); 112 DirectiveSet* compilecommand_compatibility_init(const methodHandle& method); 113 bool is_exclusive_copy() { return _directive == NULL; } 114 bool matches_inline(const methodHandle& method, int inline_action); 115 static DirectiveSet* clone(DirectiveSet const* src); 116 bool is_intrinsic_disabled(const methodHandle& method); 117 static ccstrlist canonicalize_disableintrinsic(ccstrlist option_value); 118 void finalize(outputStream* st); 119 120 typedef enum { 121 #define enum_of_flags(name, type, dvalue, cc_flag) name##Index, 122 compilerdirectives_common_flags(enum_of_flags) 123 compilerdirectives_c2_flags(enum_of_flags) 124 compilerdirectives_c1_flags(enum_of_flags) 125 number_of_flags 126 } flags; 127 128 bool _modified[number_of_flags]; // Records what options where set by a directive 129 130 #define flag_store_definition(name, type, dvalue, cc_flag) type name##Option; 131 compilerdirectives_common_flags(flag_store_definition) 132 compilerdirectives_c2_flags(flag_store_definition) 133 compilerdirectives_c1_flags(flag_store_definition) 134 135 // Casting to get the same function signature for all setters. Used from parser. 136 #define set_function_definition(name, type, dvalue, cc_flag) void set_##name(void* value) { type val = *(type*)value; name##Option = val; _modified[name##Index] = true; } 137 compilerdirectives_common_flags(set_function_definition) 138 compilerdirectives_c2_flags(set_function_definition) 139 compilerdirectives_c1_flags(set_function_definition) 140 141 void print_intx(outputStream* st, ccstr n, intx v, bool mod) { if (mod) { st->print("%s:" INTX_FORMAT " ", n, v); } } 142 void print_uintx(outputStream* st, ccstr n, intx v, bool mod) { if (mod) { st->print("%s:" UINTX_FORMAT " ", n, v); } } 143 void print_bool(outputStream* st, ccstr n, bool v, bool mod) { if (mod) { st->print("%s:%s ", n, v ? "true" : "false"); } } 144 void print_double(outputStream* st, ccstr n, double v, bool mod) { if (mod) { st->print("%s:%f ", n, v); } } 145 void print_ccstr(outputStream* st, ccstr n, ccstr v, bool mod) { if (mod) { st->print("%s:%s ", n, v); } } 146 void print_ccstrlist(outputStream* st, ccstr n, ccstr v, bool mod) { print_ccstr(st, n, v, mod); } 147 148 void print(outputStream* st) { 149 print_inline(st); 150 st->print(" "); 151 #define print_function_definition(name, type, dvalue, cc_flag) print_##type(st, #name, this->name##Option, true); 152 compilerdirectives_common_flags(print_function_definition) 153 compilerdirectives_c2_flags(print_function_definition) 154 compilerdirectives_c1_flags(print_function_definition) 155 st->cr(); 156 } 157 }; 158 159 class CompilerDirectives : public CHeapObj<mtCompiler> { 160 private: 161 CompilerDirectives* _next; 162 BasicMatcher* _match; 163 int _ref_count; 164 165 public: 166 167 CompilerDirectives(); 168 ~CompilerDirectives(); 169 170 CompilerDirectives* next(); 171 void set_next(CompilerDirectives* next) {_next = next; } 172 173 bool match(const methodHandle& method); 174 BasicMatcher* match() { return _match; } 175 bool add_match(char* str, const char*& error_msg); 176 DirectiveSet* get_for(AbstractCompiler *comp); 177 void print(outputStream* st); 178 bool is_default_directive() { return _next == NULL; } 179 void finalize(outputStream* st); 180 181 void inc_refcount(); 182 void dec_refcount(); 183 int refcount(); 184 185 DirectiveSet* _c1_store; 186 DirectiveSet* _c2_store; 187 }; 188 189 #endif // SHARE_VM_COMPILER_COMPILERDIRECTIVES_HPP