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100644 519 lines (465 sloc) 15.91 kB
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Laurent Sansonetti authored
1 /*
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2 * MacRuby Compiler.
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3 *
4 * This file is covered by the Ruby license. See COPYING for more details.
5 *
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6 * Copyright (C) 2008-2011, Apple Inc. All rights reserved.
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7 */
8
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9 #ifndef __COMPILER_H_
10 #define __COMPILER_H_
11
12 // For the dispatcher.
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13 #define DISPATCH_VCALL 0x1 // no receiver, no argument
14 #define DISPATCH_FCALL 0x2 // no receiver, one or more arguments
15 #define DISPATCH_SUPER 0x4 // super call
16 #define DISPATCH_SPLAT 0x8 // has splat
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17 #define SPLAT_ARG_FOLLOWS 0xdeadbeef
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18
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19 // For const lookup.
20 #define CONST_LOOKUP_LEXICAL 1
21 #define CONST_LOOKUP_DYNAMIC_CLASS 2
22
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23 // For defined?
24 #define DEFINED_IVAR 1
25 #define DEFINED_GVAR 2
26 #define DEFINED_CVAR 3
27 #define DEFINED_CONST 4
28 #define DEFINED_LCONST 5
29 #define DEFINED_SUPER 6
30 #define DEFINED_METHOD 7
31
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32 #if defined(__cplusplus)
33
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34 #if !defined(MACRUBY_STATIC)
35
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36 class RoxorInterpreter;
37
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38 class RoxorCompiler {
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39 friend class RoxorInterpreter;
40
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41 public:
42 static llvm::Module *module;
43 static RoxorCompiler *shared;
44
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45 RoxorCompiler(bool debug_mode);
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46 virtual ~RoxorCompiler(void) { }
47
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48 void set_fname(const char *_fname);
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49
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50 Value *compile_node(NODE *node);
51
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52 virtual Function *compile_main_function(NODE *node,
53 bool *can_be_interpreted);
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54 Function *compile_read_attr(ID name);
55 Function *compile_write_attr(ID name);
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56 Function *compile_stub(const char *types, bool variadic, int min_argc,
57 bool is_objc);
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58 Function *compile_long_arity_stub(int argc, bool is_block);
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59 Function *compile_bs_struct_new(rb_vm_bs_boxed_t *bs_boxed);
60 Function *compile_bs_struct_writer(rb_vm_bs_boxed_t *bs_boxed,
61 int field);
62 Function *compile_ffi_function(void *stub, void *imp, int argc);
63 Function *compile_to_rval_convertor(const char *type);
64 Function *compile_to_ocval_convertor(const char *type);
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65 Function *compile_objc_stub(Function *ruby_func, IMP ruby_imp,
66 const rb_vm_arity_t &arity, const char *types);
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67 Function *compile_block_caller(rb_vm_block_t *block);
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68 Function *compile_mri_stub(void *imp, const int arity);
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69
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70 void inline_function_calls(Function *f);
71
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72 const Type *convert_type(const char *type);
73
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74 bool is_inside_eval(void) { return inside_eval; }
75 void set_inside_eval(bool flag) { inside_eval = flag; }
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76 bool is_dynamic_class(void) { return dynamic_class; }
77 void set_dynamic_class(bool flag) { dynamic_class = flag; }
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78
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79 void generate_location_path(std::string &path, DILocation loc);
80
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81 protected:
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82 DIFactory *debug_info;
83 DICompileUnit debug_compile_unit;
84 DISubprogram debug_subprogram;
85
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86 bool debug_mode;
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87 const char *fname;
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88 bool inside_eval;
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89 bool should_interpret;
90 bool can_interpret;
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91
92 std::map<ID, Value *> lvars;
93 std::vector<ID> dvars;
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94 std::map<ID, void *> ivars_slots_cache;
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95 std::map<std::string, GlobalVariable *> static_strings;
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96 std::map<CFHashCode, GlobalVariable *> static_ustrings;
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97
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98 class MAsgnValue {
99 public:
100 CallInst *ary;
101 std::vector<CallInst *> sets;
102 };
103 std::vector<MAsgnValue> masgn_values;
104
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105 #if ROXOR_COMPILER_DEBUG
106 int level;
107 # define DEBUG_LEVEL_INC() (level++)
108 # define DEBUG_LEVEL_DEC() (level--)
109 #else
110 # define DEBUG_LEVEL_INC()
111 # define DEBUG_LEVEL_DEC()
112 #endif
113
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114 unsigned int current_line;
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115 BasicBlock *bb;
116 BasicBlock *entry_bb;
117 ID current_mid;
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118 rb_vm_arity_t current_arity;
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119 ID self_id;
120 Value *current_self;
121 bool current_block;
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122 bool current_block_chain;
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123 Value *current_var_uses;
124 Value *running_block;
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125 Value *current_block_arg;
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126 BasicBlock *begin_bb;
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127 BasicBlock *rescue_invoke_bb;
128 BasicBlock *rescue_rethrow_bb;
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129 BasicBlock *ensure_bb;
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130 PHINode *ensure_pn;
131 NODE *ensure_node;
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132 bool current_rescue;
133 NODE *current_block_node;
134 Function *current_block_func;
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135 Function *current_non_block_func;
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136 GlobalVariable *current_opened_class;
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137 bool dynamic_class;
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138 BasicBlock *current_loop_begin_bb;
139 BasicBlock *current_loop_body_bb;
140 BasicBlock *current_loop_end_bb;
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141 PHINode *current_loop_exit_val;
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142 int return_from_block;
143 int return_from_block_ids;
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144 bool block_declaration;
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145 AllocaInst *dispatch_argv;
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146 long outer_mask;
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147
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148 Function *writeBarrierFunc;
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149 Function *dispatchFunc;
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150 Function *fastPlusFunc;
151 Function *fastMinusFunc;
152 Function *fastMultFunc;
153 Function *fastDivFunc;
154 Function *fastLtFunc;
155 Function *fastLeFunc;
156 Function *fastGtFunc;
157 Function *fastGeFunc;
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158 Function *fastEqFunc;
159 Function *fastNeqFunc;
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160 Function *fastEqqFunc;
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161 Function *fastArefFunc;
162 Function *fastAsetFunc;
163 Function *fastShiftFunc;
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164 Function *whenSplatFunc;
165 Function *prepareBlockFunc;
166 Function *pushBindingFunc;
167 Function *getBlockFunc;
168 Function *currentBlockObjectFunc;
169 Function *getConstFunc;
170 Function *setConstFunc;
171 Function *prepareMethodFunc;
172 Function *singletonClassFunc;
173 Function *defineClassFunc;
174 Function *prepareIvarSlotFunc;
175 Function *getIvarFunc;
176 Function *setIvarFunc;
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177 Function *willChangeValueFunc;
178 Function *didChangeValueFunc;
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179 Function *definedFunc;
180 Function *undefFunc;
181 Function *aliasFunc;
182 Function *valiasFunc;
183 Function *newHashFunc;
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184 Function *storeHashFunc;
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185 Function *toAFunc;
186 Function *toAryFunc;
187 Function *catArrayFunc;
188 Function *dupArrayFunc;
189 Function *newArrayFunc;
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190 Function *asetArrayFunc;
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191 Function *entryArrayFunc;
192 Function *checkArrayFunc;
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193 Function *lengthArrayFunc;
194 Function *ptrArrayFunc;
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195 Function *newStructFunc;
196 Function *newOpaqueFunc;
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197 Function *newPointerFunc;
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198 Function *getStructFieldsFunc;
199 Function *getOpaqueDataFunc;
200 Function *getPointerPtrFunc;
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201 Function *xmallocFunc;
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202 Function *checkArityFunc;
203 Function *setStructFunc;
204 Function *newRangeFunc;
205 Function *newRegexpFunc;
206 Function *strInternFunc;
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207 Function *selToSymFunc;
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208 Function *keepVarsFunc;
209 Function *masgnGetElemBeforeSplatFunc;
210 Function *masgnGetElemAfterSplatFunc;
211 Function *masgnGetSplatFunc;
212 Function *newStringFunc;
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213 Function *newString2Func;
214 Function *newString3Func;
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215 Function *yieldFunc;
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216 Function *getBrokenFunc;
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217 Function *blockEvalFunc;
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218 Function *gvarSetFunc;
219 Function *gvarGetFunc;
220 Function *cvarSetFunc;
221 Function *cvarGetFunc;
222 Function *currentExceptionFunc;
223 Function *popExceptionFunc;
224 Function *getSpecialFunc;
225 Function *breakFunc;
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226 Function *returnFromBlockFunc;
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227 Function *returnedFromBlockFunc;
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228 Function *checkReturnFromBlockFunc;
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229 Function *setHasEnsureFunc;
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230 Function *setScopeFunc;
231 Function *setCurrentClassFunc;
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232 Function *debugTrapFunc;
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233 Function *getFFStateFunc;
234 Function *setFFStateFunc;
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235 Function *releaseOwnershipFunc;
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236 Function *ocvalToRvalFunc;
237 Function *charToRvalFunc;
238 Function *ucharToRvalFunc;
239 Function *shortToRvalFunc;
240 Function *ushortToRvalFunc;
241 Function *intToRvalFunc;
242 Function *uintToRvalFunc;
243 Function *longToRvalFunc;
244 Function *ulongToRvalFunc;
245 Function *longLongToRvalFunc;
246 Function *ulongLongToRvalFunc;
247 Function *floatToRvalFunc;
248 Function *doubleToRvalFunc;
249 Function *selToRvalFunc;
250 Function *charPtrToRvalFunc;
251 Function *rvalToOcvalFunc;
252 Function *rvalToBoolFunc;
253 Function *rvalToCharFunc;
254 Function *rvalToUcharFunc;
255 Function *rvalToShortFunc;
256 Function *rvalToUshortFunc;
257 Function *rvalToIntFunc;
258 Function *rvalToUintFunc;
259 Function *rvalToLongFunc;
260 Function *rvalToUlongFunc;
261 Function *rvalToLongLongFunc;
262 Function *rvalToUlongLongFunc;
263 Function *rvalToFloatFunc;
264 Function *rvalToDoubleFunc;
265 Function *rvalToSelFunc;
266 Function *rvalToCharPtrFunc;
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267 Function *initBlockFunc;
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268 Function *blockProcFunc;
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269 Function *setCurrentMRIMethodContext;
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270
271 Constant *zeroVal;
272 Constant *oneVal;
273 Constant *twoVal;
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274 Constant *threeVal;
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275 Constant *nilVal;
276 Constant *trueVal;
277 Constant *falseVal;
278 Constant *undefVal;
279 Constant *splatArgFollowsVal;
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280 Constant *defaultScope;
281 Constant *publicScope;
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282
283 const Type *VoidTy;
284 const Type *Int1Ty;
285 const Type *Int8Ty;
286 const Type *Int16Ty;
287 const Type *Int32Ty;
288 const Type *Int64Ty;
289 const Type *FloatTy;
290 const Type *DoubleTy;
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291 const Type *RubyObjTy;
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292 const PointerType *RubyObjPtrTy;
293 const PointerType *RubyObjPtrPtrTy;
294 const PointerType *PtrTy;
295 const PointerType *PtrPtrTy;
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296 const Type *IntTy;
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297 const PointerType *Int32PtrTy;
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298 const Type *BitTy;
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299 const Type *BlockLiteralTy;
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300
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301 unsigned dbg_mdkind;
302
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303 void compile_node_error(const char *msg, NODE *node);
304
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305 Function *
306 get_function(const char *name) {
307 Function *f = module->getFunction(name);
308 if (f == NULL) {
309 printf("function %s cannot be found!\n", name);
310 abort();
311 }
312 return f;
313 }
314
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315 virtual Constant *
316 compile_const_pointer(void *ptr, const PointerType *type=NULL) {
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317 if (type == NULL) {
318 type = PtrTy;
319 }
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320 if (ptr == NULL) {
321 return ConstantPointerNull::get(type);
322 }
323 else {
324 Constant *ptrint = ConstantInt::get(IntTy, (long)ptr);
325 return ConstantExpr::getIntToPtr(ptrint, type);
326 }
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327 }
328
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329 Constant *
330 compile_const_pointer_to_pointer(void *ptr) {
331 return compile_const_pointer(ptr, PtrPtrTy);
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332 }
333
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334 bool should_inline_function(Function *f);
335
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336 Value *compile_node0(NODE *node);
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337 Function *compile_scope(NODE *node);
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338 Value *compile_call(NODE *node);
339 Value *compile_yield(NODE *node);
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340 Instruction *compile_protected_call(Value *imp, Value **args_begin,
341 Value **args_end);
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342 Instruction *compile_protected_call(Value *imp, std::vector<Value *>
343 &params);
344 Value *recompile_dispatch_argv(std::vector<Value *> &params, int idx);
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345 void compile_dispatch_arguments(NODE *args,
346 std::vector<Value *> &arguments, int *pargc);
347 Function::ArgumentListType::iterator compile_optional_arguments(
348 Function::ArgumentListType::iterator iter, NODE *node);
349 void compile_boolean_test(Value *condVal, BasicBlock *ifTrueBB,
350 BasicBlock *ifFalseBB);
351 void compile_when_arguments(NODE *args, Value *comparedToVal,
352 BasicBlock *thenBB);
353 void compile_single_when_argument(NODE *arg, Value *comparedToVal,
354 BasicBlock *thenBB);
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355 void compile_method_definition(NODE *node);
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356 virtual void compile_prepare_method(Value *classVal, Value *sel,
357 bool singleton, Function *new_function, rb_vm_arity_t &arity,
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358 NODE *body);
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359 Value *compile_dispatch_call(std::vector<Value *> &params);
360 Value *compile_when_splat(Value *comparedToVal, Value *splatVal);
361 Value *compile_attribute_assign(NODE *node, Value *extra_val);
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362 virtual Value *compile_prepare_block_args(Function *func, int *flags);
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363 Value *compile_prepare_block(void);
364 Value *compile_block(NODE *node);
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365 Value *compile_block_get(Value *block_object);
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366 Value *compile_binding(void);
367 Value *compile_optimized_dispatch_call(SEL sel, int argc,
368 std::vector<Value *> &params);
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369 Value *compile_lvar_assignment(ID vid, Value *val);
370 Value *compile_dvar_assignment(ID vid, Value *val);
371 Value *compile_lvar_get(ID vid);
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372 Value *compile_ivar_assignment(ID vid, Value *val);
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373 Value *compile_ivar_get(ID vid);
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374 Value *compile_cvar_assignment(ID vid, Value *val);
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375 Value *compile_cvar_get(ID vid, bool check);
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376 Value *compile_gvar_assignment(NODE *node, Value *val);
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377 Value *compile_gvar_get(NODE *node);
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378 Value *compile_constant_declaration(NODE *node, Value *val);
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379 Value *compile_multiple_assignment(NODE *node);
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380 Value *compile_multiple_assignment(NODE *node, Value *val);
381 void compile_multiple_assignment_element(NODE *node, Value *val);
382 Value *compile_current_class(void);
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383 virtual Value *compile_nsobject(void);
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384 virtual Value *compile_standarderror(void);
8e0123e fix lexical const lookup bugs inside modules defined using the :: not…
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385 Value *compile_class_path(NODE *node, int *flags, int *outer_level);
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386 Value *compile_const(ID id, Value *outer);
387 Value *compile_singleton_class(Value *obj);
388 Value *compile_defined_expression(NODE *node);
389 Value *compile_dstr(NODE *node);
390 Value *compile_dvar_slot(ID name);
391 void compile_break_val(Value *val);
e8d79c7 @vincentisambart a return in an ensure should now work properly
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392 void compile_simple_return(Value *val);
208c475 optimized returns from non-ensure-scoped and non-Proc blocks
Laurent Sansonetti authored
393 Value *compile_set_has_ensure(Value *val);
3432fd1 a better exception-based implementation for return-from-block
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394 void compile_return_from_block(Value *val, int id);
395 void compile_return_from_block_handler(int id);
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396 Value *compile_jump(NODE *node);
397 virtual Value *compile_ccache(ID id);
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398 virtual Value *compile_sel(SEL sel, bool add_to_bb=true) {
399 return compile_const_pointer(sel, PtrTy);
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400 }
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401 virtual Value *compile_id(ID id);
9d1b612 aot: precompiling BridgeSupport metadata (work in progress)
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402 Instruction *compile_const_global_string(const char *str,
913687b fixed a bug in the way we compile literal strings
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403 const size_t str_len);
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404 Instruction *compile_const_global_string(const char *str) {
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405 return compile_const_global_string(str, strlen(str));
406 }
9d1b612 aot: precompiling BridgeSupport metadata (work in progress)
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407 Instruction *compile_const_global_ustring(const UniChar *str,
f045214 regexps are now AOT compilable
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408 const size_t str_len);
e379686 some work on unicode support (still in progress)
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409
2c54dbd AOT compiler: added support for blocks
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410 Value *compile_arity(rb_vm_arity_t &arity);
95f3b23 added support for AOT compilation of literal ranges
Laurent Sansonetti authored
411 Instruction *compile_range(Value *beg, Value *end, bool exclude_end,
9d1b612 aot: precompiling BridgeSupport metadata (work in progress)
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412 bool retain=false);
913687b fixed a bug in the way we compile literal strings
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413 Value *compile_literal(VALUE val);
907bd81 AOT compiler: added support for some immutable literals
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414 virtual Value *compile_immutable_literal(VALUE val);
42e4a2a AOT compiler: added support for global variables
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415 virtual Value *compile_global_entry(NODE *node);
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416
9590d40 fixing and adding several missing ruby method features
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417 void compile_set_current_scope(Value *klass, Value *scope);
418 Value *compile_set_current_class(Value *klass);
419
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420 Value *compile_landing_pad_header(void);
6c5b476 a new implementation for return-from-block which uses an exception in…
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421 void compile_landing_pad_footer(bool pop_exception=true);
c80c60a in the objc->ruby 32-bit stub convert ruby exceptions to objc
Laurent Sansonetti authored
422 Value *compile_current_exception(void);
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423 void compile_rethrow_exception(void);
23ef57e now properly popping exceptions from the VM stack when we unwind from…
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424 void compile_pop_exception(int pos=0);
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425 Value *compile_lvar_slot(ID name);
5bcbc93 issue write barriers when storing objects into Binding slots (this sh…
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426 Value *compile_lvar_slot(ID name, bool *need_wb);
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427 bool compile_lvars(ID *tbl);
428 Value *compile_new_struct(Value *klass, std::vector<Value *> &fields);
429 Value *compile_new_opaque(Value *klass, Value *val);
ff75d60 added support for overwriting an ObjC method that accepts a pointer
Laurent Sansonetti authored
430 Value *compile_new_pointer(const char *type, Value *val);
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431 void compile_get_struct_fields(Value *val, Value *buf,
432 rb_vm_bs_boxed_t *bs_boxed);
433 Value *compile_get_opaque_data(Value *val, rb_vm_bs_boxed_t *bs_boxed,
434 Value *slot);
435 Value *compile_get_cptr(Value *val, const char *type, Value *slot);
436 void compile_check_arity(Value *given, Value *requested);
437 void compile_set_struct(Value *rcv, int field, Value *val);
d1bb30d added simple compiler support for bit fields and C-style arrays, impr…
Laurent Sansonetti authored
438 Value *compile_xmalloc(size_t len);
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439
112362a support for C-level blocks (note: this requires a not-yet-released Br…
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440 Value *compile_lambda_to_funcptr(const char *type, Value *val,
441 Value *slot, bool is_block);
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442 Value *compile_conversion_to_c(const char *type, Value *val,
002ed5d now compile some of the VM primitives into bitcode that will be added…
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443 Value *slot);
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444 Value *compile_conversion_to_ruby(const char *type,
002ed5d now compile some of the VM primitives into bitcode that will be added…
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445 const Type *llvm_type, Value *val);
cf73725 experimental debugger
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446 void compile_debug_trap(void);
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447
8c55086 better ivar slot system for RubyObject + misc fixes/cleanup
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448 virtual Value *compile_slot_cache(ID id);
2a1240c @vincentisambart some refactoring
vincentisambart authored
449 void compile_keep_vars(BasicBlock *startBB, BasicBlock *mergeBB);
01528a7 floating point arithmetic optimization: Float objects are now immedia…
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450
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451 SEL mid_to_sel(ID mid, int arity);
4e1a3ba let's attach more metadata
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452
c437b62 - Adds the flip-flop operator (fixes #548)
Thibault Martin-Lagardette authored
453 Value *compile_get_ffstate(GlobalVariable *ffstate);
002ed5d now compile some of the VM primitives into bitcode that will be added…
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454 Value *compile_set_ffstate(Value *val, Value *expected,
455 GlobalVariable *ffstate, BasicBlock *mergeBB, Function *f);
c437b62 - Adds the flip-flop operator (fixes #548)
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456 Value *compile_ff2(NODE *current_node);
457 Value *compile_ff3(NODE *current_node);
458
4e1a3ba let's attach more metadata
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459 void attach_current_line_metadata(Instruction *insn);
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460 };
461
bb0b28c moving to LLVM r82747
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462 #define context (RoxorCompiler::module->getContext())
463
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464 class RoxorAOTCompiler : public RoxorCompiler {
465 public:
3432fd1 a better exception-based implementation for return-from-block
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466 RoxorAOTCompiler(void);
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467
e29c2ec now interpreting potential cold paths (work in progress)
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468 Function *compile_main_function(NODE *node, bool *can_be_interpreted);
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469
9d1b612 aot: precompiling BridgeSupport metadata (work in progress)
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470 // BridgeSupport metadata needed for AOT compilation.
471 std::map<SEL, std::vector<std::string> *> bs_c_stubs_types,
472 bs_objc_stubs_types;
473
474 void load_bs_full_file(const char *path);
475
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476 private:
477 std::map<ID, GlobalVariable *> ccaches;
478 std::map<SEL, GlobalVariable *> sels;
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479 std::map<ID, GlobalVariable *> ids;
42e4a2a AOT compiler: added support for global variables
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480 std::map<ID, GlobalVariable *> global_entries;
85b7cc2 AOT compiler: ivar slots support
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481 std::vector<GlobalVariable *> ivar_slots;
907bd81 AOT compiler: added support for some immutable literals
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482 std::map<VALUE, GlobalVariable *> literals;
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483 std::vector<std::string> c_stubs, objc_stubs;
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484
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485 GlobalVariable *cObject_gvar;
78b1e93 added support for AOT compilation of the rb_eStandardError constant
Laurent Sansonetti authored
486 GlobalVariable *cStandardError_gvar;
487 std::vector<GlobalVariable *> class_gvars;
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488
9d1b612 aot: precompiling BridgeSupport metadata (work in progress)
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489 Function *compile_init_function(void);
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490 Value *compile_ccache(ID id);
f61f2c7 @vincentisambart const pointers should be real constants
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491 Value *compile_sel(SEL sel, bool add_to_bb=true);
12a1d67 fixing bugs in instance_eval & friends + fixed some specs so that the…
Laurent Sansonetti authored
492 void compile_prepare_method(Value *classVal, Value *sel,
493 bool singleton, Function *new_function, rb_vm_arity_t &arity,
9590d40 fixing and adding several missing ruby method features
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494 NODE *body);
2c54dbd AOT compiler: added support for blocks
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495 Value *compile_prepare_block_args(Function *func, int *flags);
57d8085 AOT compiler: added support for NSObject and ID compilation
Laurent Sansonetti authored
496 Value *compile_nsobject(void);
78b1e93 added support for AOT compilation of the rb_eStandardError constant
Laurent Sansonetti authored
497 Value *compile_standarderror(void);
57d8085 AOT compiler: added support for NSObject and ID compilation
Laurent Sansonetti authored
498 Value *compile_id(ID id);
907bd81 AOT compiler: added support for some immutable literals
Laurent Sansonetti authored
499 Value *compile_immutable_literal(VALUE val);
42e4a2a AOT compiler: added support for global variables
Laurent Sansonetti authored
500 Value *compile_global_entry(NODE *node);
8c55086 better ivar slot system for RubyObject + misc fixes/cleanup
Laurent Sansonetti authored
501 Value *compile_slot_cache(ID id);
85b7cc2 AOT compiler: ivar slots support
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502
f61f2c7 @vincentisambart const pointers should be real constants
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503 Constant *
504 compile_const_pointer(void *ptr, const PointerType *type=NULL) {
cb65416 the great schism, part I
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505 if (ptr == NULL) {
f61f2c7 @vincentisambart const pointers should be real constants
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506 return RoxorCompiler::compile_const_pointer(ptr, type);
cb65416 the great schism, part I
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507 }
508 printf("compile_const_pointer() called with a non-NULL pointer " \
509 "on the AOT compiler - leaving the ship!\n");
510 abort();
511 }
512 };
513
a6a5d3e started to trim out the static library
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514 #endif // !MACRUBY_STATIC
515
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516 #endif /* __cplusplus */
517
518 #endif /* __COMPILER_H_ */
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