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100644 502 lines (449 sloc) 15.361 kB
cfd7b4d added licensing information on the new files
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 *
4aca101 @drernie Added 2010 Copyrights
drernie authored
6 * Copyright (C) 2008-2010, 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 protected:
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80 DIFactory *debug_info;
81 DICompileUnit debug_compile_unit;
82 DISubprogram debug_subprogram;
83
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84 bool debug_mode;
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85 const char *fname;
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86 bool inside_eval;
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87 bool should_interpret;
88 bool can_interpret;
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89
90 std::map<ID, Value *> lvars;
91 std::vector<ID> dvars;
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92 std::map<ID, void *> ivars_slots_cache;
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93 std::map<std::string, GlobalVariable *> static_strings;
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94 std::map<CFHashCode, GlobalVariable *> static_ustrings;
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95
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96 class MAsgnValue {
97 public:
98 CallInst *ary;
99 std::vector<CallInst *> sets;
100 };
101 std::vector<MAsgnValue> masgn_values;
102
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103 #if ROXOR_COMPILER_DEBUG
104 int level;
105 # define DEBUG_LEVEL_INC() (level++)
106 # define DEBUG_LEVEL_DEC() (level--)
107 #else
108 # define DEBUG_LEVEL_INC()
109 # define DEBUG_LEVEL_DEC()
110 #endif
111
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112 unsigned int current_line;
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113 BasicBlock *bb;
114 BasicBlock *entry_bb;
115 ID current_mid;
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116 rb_vm_arity_t current_arity;
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117 ID self_id;
118 Value *current_self;
119 bool current_block;
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120 bool current_block_chain;
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121 Value *current_var_uses;
122 Value *running_block;
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123 Value *current_block_arg;
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124 BasicBlock *begin_bb;
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125 BasicBlock *rescue_invoke_bb;
126 BasicBlock *rescue_rethrow_bb;
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127 BasicBlock *ensure_bb;
128 bool current_rescue;
129 NODE *current_block_node;
130 Function *current_block_func;
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131 Function *current_non_block_func;
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132 GlobalVariable *current_opened_class;
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133 bool dynamic_class;
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134 BasicBlock *current_loop_begin_bb;
135 BasicBlock *current_loop_body_bb;
136 BasicBlock *current_loop_end_bb;
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137 PHINode *current_loop_exit_val;
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138 int return_from_block;
139 int return_from_block_ids;
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140 PHINode *ensure_pn;
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141 bool block_declaration;
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142 AllocaInst *dispatch_argv;
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143
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144 Function *dispatchFunc;
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145 Function *fastPlusFunc;
146 Function *fastMinusFunc;
147 Function *fastMultFunc;
148 Function *fastDivFunc;
149 Function *fastLtFunc;
150 Function *fastLeFunc;
151 Function *fastGtFunc;
152 Function *fastGeFunc;
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153 Function *fastEqFunc;
154 Function *fastNeqFunc;
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155 Function *fastEqqFunc;
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156 Function *fastArefFunc;
157 Function *fastAsetFunc;
158 Function *fastShiftFunc;
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159 Function *whenSplatFunc;
160 Function *prepareBlockFunc;
161 Function *pushBindingFunc;
162 Function *getBlockFunc;
163 Function *currentBlockObjectFunc;
164 Function *getConstFunc;
165 Function *setConstFunc;
166 Function *prepareMethodFunc;
167 Function *singletonClassFunc;
168 Function *defineClassFunc;
169 Function *prepareIvarSlotFunc;
170 Function *getIvarFunc;
171 Function *setIvarFunc;
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172 Function *willChangeValueFunc;
173 Function *didChangeValueFunc;
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174 Function *definedFunc;
175 Function *undefFunc;
176 Function *aliasFunc;
177 Function *valiasFunc;
178 Function *newHashFunc;
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179 Function *storeHashFunc;
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180 Function *toAFunc;
181 Function *toAryFunc;
182 Function *catArrayFunc;
183 Function *dupArrayFunc;
184 Function *newArrayFunc;
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185 Function *asetArrayFunc;
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186 Function *newStructFunc;
187 Function *newOpaqueFunc;
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188 Function *newPointerFunc;
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189 Function *getStructFieldsFunc;
190 Function *getOpaqueDataFunc;
191 Function *getPointerPtrFunc;
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192 Function *xmallocFunc;
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193 Function *checkArityFunc;
194 Function *setStructFunc;
195 Function *newRangeFunc;
196 Function *newRegexpFunc;
197 Function *strInternFunc;
198 Function *keepVarsFunc;
199 Function *masgnGetElemBeforeSplatFunc;
200 Function *masgnGetElemAfterSplatFunc;
201 Function *masgnGetSplatFunc;
202 Function *newStringFunc;
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203 Function *newString2Func;
204 Function *newString3Func;
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205 Function *yieldFunc;
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206 Function *getBrokenFunc;
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207 Function *blockEvalFunc;
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208 Function *gvarSetFunc;
209 Function *gvarGetFunc;
210 Function *cvarSetFunc;
211 Function *cvarGetFunc;
212 Function *currentExceptionFunc;
213 Function *popExceptionFunc;
214 Function *getSpecialFunc;
215 Function *breakFunc;
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216 Function *returnFromBlockFunc;
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217 Function *returnedFromBlockFunc;
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218 Function *checkReturnFromBlockFunc;
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219 Function *setHasEnsureFunc;
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220 Function *setScopeFunc;
221 Function *setCurrentClassFunc;
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222 Function *debugTrapFunc;
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223 Function *getFFStateFunc;
224 Function *setFFStateFunc;
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225 Function *releaseOwnershipFunc;
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226 Function *ocvalToRvalFunc;
227 Function *charToRvalFunc;
228 Function *ucharToRvalFunc;
229 Function *shortToRvalFunc;
230 Function *ushortToRvalFunc;
231 Function *intToRvalFunc;
232 Function *uintToRvalFunc;
233 Function *longToRvalFunc;
234 Function *ulongToRvalFunc;
235 Function *longLongToRvalFunc;
236 Function *ulongLongToRvalFunc;
237 Function *floatToRvalFunc;
238 Function *doubleToRvalFunc;
239 Function *selToRvalFunc;
240 Function *charPtrToRvalFunc;
241 Function *rvalToOcvalFunc;
242 Function *rvalToBoolFunc;
243 Function *rvalToCharFunc;
244 Function *rvalToUcharFunc;
245 Function *rvalToShortFunc;
246 Function *rvalToUshortFunc;
247 Function *rvalToIntFunc;
248 Function *rvalToUintFunc;
249 Function *rvalToLongFunc;
250 Function *rvalToUlongFunc;
251 Function *rvalToLongLongFunc;
252 Function *rvalToUlongLongFunc;
253 Function *rvalToFloatFunc;
254 Function *rvalToDoubleFunc;
255 Function *rvalToSelFunc;
256 Function *rvalToCharPtrFunc;
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257
258 Constant *zeroVal;
259 Constant *oneVal;
260 Constant *twoVal;
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261 Constant *threeVal;
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262 Constant *nilVal;
263 Constant *trueVal;
264 Constant *falseVal;
265 Constant *undefVal;
266 Constant *splatArgFollowsVal;
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267 Constant *defaultScope;
268 Constant *publicScope;
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269
270 const Type *VoidTy;
271 const Type *Int1Ty;
272 const Type *Int8Ty;
273 const Type *Int16Ty;
274 const Type *Int32Ty;
275 const Type *Int64Ty;
276 const Type *FloatTy;
277 const Type *DoubleTy;
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278 const Type *RubyObjTy;
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279 const PointerType *RubyObjPtrTy;
280 const PointerType *RubyObjPtrPtrTy;
281 const PointerType *PtrTy;
282 const PointerType *PtrPtrTy;
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283 const Type *IntTy;
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284 const PointerType *Int32PtrTy;
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285 const Type *BitTy;
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286
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287 unsigned dbg_mdkind;
288
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289 void compile_node_error(const char *msg, NODE *node);
290
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291 Function *
292 get_function(const char *name) {
293 Function *f = module->getFunction(name);
294 if (f == NULL) {
295 printf("function %s cannot be found!\n", name);
296 abort();
297 }
298 return f;
299 }
300
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301 virtual Constant *
302 compile_const_pointer(void *ptr, const PointerType *type=NULL) {
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303 if (type == NULL) {
304 type = PtrTy;
305 }
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306 if (ptr == NULL) {
307 return ConstantPointerNull::get(type);
308 }
309 else {
310 Constant *ptrint = ConstantInt::get(IntTy, (long)ptr);
311 return ConstantExpr::getIntToPtr(ptrint, type);
312 }
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313 }
314
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315 Constant *
316 compile_const_pointer_to_pointer(void *ptr) {
317 return compile_const_pointer(ptr, PtrPtrTy);
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318 }
319
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320 bool should_inline_function(Function *f);
321
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322 Value *compile_node0(NODE *node);
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323 Function *compile_scope(NODE *node);
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324 Value *compile_call(NODE *node);
325 Value *compile_yield(NODE *node);
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326 Instruction *compile_protected_call(Value *imp, Value **args_begin,
327 Value **args_end);
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328 Instruction *compile_protected_call(Value *imp, std::vector<Value *>
329 &params);
330 Value *recompile_dispatch_argv(std::vector<Value *> &params, int idx);
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331 void compile_dispatch_arguments(NODE *args,
332 std::vector<Value *> &arguments, int *pargc);
333 Function::ArgumentListType::iterator compile_optional_arguments(
334 Function::ArgumentListType::iterator iter, NODE *node);
335 void compile_boolean_test(Value *condVal, BasicBlock *ifTrueBB,
336 BasicBlock *ifFalseBB);
337 void compile_when_arguments(NODE *args, Value *comparedToVal,
338 BasicBlock *thenBB);
339 void compile_single_when_argument(NODE *arg, Value *comparedToVal,
340 BasicBlock *thenBB);
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341 void compile_method_definition(NODE *node);
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342 virtual void compile_prepare_method(Value *classVal, Value *sel,
343 bool singleton, Function *new_function, rb_vm_arity_t &arity,
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344 NODE *body);
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345 Value *compile_dispatch_call(std::vector<Value *> &params);
346 Value *compile_when_splat(Value *comparedToVal, Value *splatVal);
347 Value *compile_attribute_assign(NODE *node, Value *extra_val);
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348 virtual Value *compile_prepare_block_args(Function *func, int *flags);
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349 Value *compile_prepare_block(void);
350 Value *compile_block(NODE *node);
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351 Value *compile_block_get(Value *block_object);
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352 Value *compile_binding(void);
353 Value *compile_optimized_dispatch_call(SEL sel, int argc,
354 std::vector<Value *> &params);
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355 Value *compile_lvar_assignment(ID vid, Value *val);
356 Value *compile_dvar_assignment(ID vid, Value *val);
357 Value *compile_lvar_get(ID vid);
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358 Value *compile_ivar_assignment(ID vid, Value *val);
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359 Value *compile_ivar_get(ID vid);
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360 Value *compile_cvar_assignment(ID vid, Value *val);
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361 Value *compile_cvar_get(ID vid, bool check);
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362 Value *compile_gvar_assignment(NODE *node, Value *val);
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363 Value *compile_gvar_get(NODE *node);
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364 Value *compile_constant_declaration(NODE *node, Value *val);
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365 Value *compile_multiple_assignment(NODE *node);
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366 Value *compile_multiple_assignment(NODE *node, Value *val);
367 void compile_multiple_assignment_element(NODE *node, Value *val);
368 Value *compile_current_class(void);
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369 virtual Value *compile_nsobject(void);
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370 virtual Value *compile_standarderror(void);
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371 Value *compile_class_path(NODE *node, int *flags);
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372 Value *compile_const(ID id, Value *outer);
373 Value *compile_singleton_class(Value *obj);
374 Value *compile_defined_expression(NODE *node);
375 Value *compile_dstr(NODE *node);
376 Value *compile_dvar_slot(ID name);
377 void compile_break_val(Value *val);
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378 void compile_simple_return(Value *val);
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379 Value *compile_set_has_ensure(Value *val);
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380 void compile_return_from_block(Value *val, int id);
381 void compile_return_from_block_handler(int id);
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382 Value *compile_jump(NODE *node);
383 virtual Value *compile_ccache(ID id);
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384 virtual Value *compile_sel(SEL sel, bool add_to_bb=true) {
385 return compile_const_pointer(sel, PtrTy);
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386 }
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387 virtual Value *compile_id(ID id);
9d1b612 aot: precompiling BridgeSupport metadata (work in progress)
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388 Instruction *compile_const_global_string(const char *str,
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389 const size_t str_len);
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390 Instruction *compile_const_global_string(const char *str) {
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391 return compile_const_global_string(str, strlen(str));
392 }
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393 Instruction *compile_const_global_ustring(const UniChar *str,
f045214 regexps are now AOT compilable
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394 const size_t str_len);
e379686 some work on unicode support (still in progress)
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395
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396 Value *compile_arity(rb_vm_arity_t &arity);
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397 Instruction *compile_range(Value *beg, Value *end, bool exclude_end,
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398 bool retain=false);
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399 Value *compile_literal(VALUE val);
907bd81 AOT compiler: added support for some immutable literals
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400 virtual Value *compile_immutable_literal(VALUE val);
42e4a2a AOT compiler: added support for global variables
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401 virtual Value *compile_global_entry(NODE *node);
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402
9590d40 fixing and adding several missing ruby method features
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403 void compile_set_current_scope(Value *klass, Value *scope);
404 Value *compile_set_current_class(Value *klass);
405
3432fd1 a better exception-based implementation for return-from-block
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406 Value *compile_landing_pad_header(void);
6c5b476 a new implementation for return-from-block which uses an exception in…
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407 void compile_landing_pad_footer(bool pop_exception=true);
c80c60a in the objc->ruby 32-bit stub convert ruby exceptions to objc
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408 Value *compile_current_exception(void);
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409 void compile_rethrow_exception(void);
23ef57e now properly popping exceptions from the VM stack when we unwind from…
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410 void compile_pop_exception(int pos=0);
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411 Value *compile_lvar_slot(ID name);
412 bool compile_lvars(ID *tbl);
413 Value *compile_new_struct(Value *klass, std::vector<Value *> &fields);
414 Value *compile_new_opaque(Value *klass, Value *val);
ff75d60 added support for overwriting an ObjC method that accepts a pointer
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415 Value *compile_new_pointer(const char *type, Value *val);
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416 void compile_get_struct_fields(Value *val, Value *buf,
417 rb_vm_bs_boxed_t *bs_boxed);
418 Value *compile_get_opaque_data(Value *val, rb_vm_bs_boxed_t *bs_boxed,
419 Value *slot);
420 Value *compile_get_cptr(Value *val, const char *type, Value *slot);
421 void compile_check_arity(Value *given, Value *requested);
422 void compile_set_struct(Value *rcv, int field, Value *val);
d1bb30d added simple compiler support for bit fields and C-style arrays, impr…
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423 Value *compile_xmalloc(size_t len);
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424
425 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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426 Value *slot);
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427 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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428 const Type *llvm_type, Value *val);
cf73725 experimental debugger
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429 void compile_debug_trap(void);
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430
8c55086 better ivar slot system for RubyObject + misc fixes/cleanup
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431 virtual Value *compile_slot_cache(ID id);
2a1240c @vincentisambart some refactoring
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432 void compile_keep_vars(BasicBlock *startBB, BasicBlock *mergeBB);
01528a7 floating point arithmetic optimization: Float objects are now immedia…
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433
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434 SEL mid_to_sel(ID mid, int arity);
4e1a3ba let's attach more metadata
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435
c437b62 - Adds the flip-flop operator (fixes #548)
Thibault Martin-Lagardette authored
436 Value *compile_get_ffstate(GlobalVariable *ffstate);
002ed5d now compile some of the VM primitives into bitcode that will be added…
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437 Value *compile_set_ffstate(Value *val, Value *expected,
438 GlobalVariable *ffstate, BasicBlock *mergeBB, Function *f);
c437b62 - Adds the flip-flop operator (fixes #548)
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439 Value *compile_ff2(NODE *current_node);
440 Value *compile_ff3(NODE *current_node);
441
4e1a3ba let's attach more metadata
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442 void attach_current_line_metadata(Instruction *insn);
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443 };
444
bb0b28c moving to LLVM r82747
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445 #define context (RoxorCompiler::module->getContext())
446
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447 class RoxorAOTCompiler : public RoxorCompiler {
448 public:
3432fd1 a better exception-based implementation for return-from-block
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449 RoxorAOTCompiler(void);
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450
e29c2ec now interpreting potential cold paths (work in progress)
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451 Function *compile_main_function(NODE *node, bool *can_be_interpreted);
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452
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453 // BridgeSupport metadata needed for AOT compilation.
454 std::map<SEL, std::vector<std::string> *> bs_c_stubs_types,
455 bs_objc_stubs_types;
456
457 void load_bs_full_file(const char *path);
458
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459 private:
460 std::map<ID, GlobalVariable *> ccaches;
461 std::map<SEL, GlobalVariable *> sels;
57d8085 AOT compiler: added support for NSObject and ID compilation
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462 std::map<ID, GlobalVariable *> ids;
42e4a2a AOT compiler: added support for global variables
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463 std::map<ID, GlobalVariable *> global_entries;
85b7cc2 AOT compiler: ivar slots support
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464 std::vector<GlobalVariable *> ivar_slots;
907bd81 AOT compiler: added support for some immutable literals
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465 std::map<VALUE, GlobalVariable *> literals;
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466 std::vector<std::string> c_stubs, objc_stubs;
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467
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468 GlobalVariable *cObject_gvar;
78b1e93 added support for AOT compilation of the rb_eStandardError constant
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469 GlobalVariable *cStandardError_gvar;
470 std::vector<GlobalVariable *> class_gvars;
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471
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472 Function *compile_init_function(void);
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473 Value *compile_ccache(ID id);
f61f2c7 @vincentisambart const pointers should be real constants
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474 Value *compile_sel(SEL sel, bool add_to_bb=true);
12a1d67 fixing bugs in instance_eval & friends + fixed some specs so that the…
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475 void compile_prepare_method(Value *classVal, Value *sel,
476 bool singleton, Function *new_function, rb_vm_arity_t &arity,
9590d40 fixing and adding several missing ruby method features
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477 NODE *body);
2c54dbd AOT compiler: added support for blocks
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478 Value *compile_prepare_block_args(Function *func, int *flags);
57d8085 AOT compiler: added support for NSObject and ID compilation
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479 Value *compile_nsobject(void);
78b1e93 added support for AOT compilation of the rb_eStandardError constant
Laurent Sansonetti authored
480 Value *compile_standarderror(void);
57d8085 AOT compiler: added support for NSObject and ID compilation
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481 Value *compile_id(ID id);
907bd81 AOT compiler: added support for some immutable literals
Laurent Sansonetti authored
482 Value *compile_immutable_literal(VALUE val);
42e4a2a AOT compiler: added support for global variables
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483 Value *compile_global_entry(NODE *node);
8c55086 better ivar slot system for RubyObject + misc fixes/cleanup
Laurent Sansonetti authored
484 Value *compile_slot_cache(ID id);
85b7cc2 AOT compiler: ivar slots support
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485
f61f2c7 @vincentisambart const pointers should be real constants
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486 Constant *
487 compile_const_pointer(void *ptr, const PointerType *type=NULL) {
cb65416 the great schism, part I
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488 if (ptr == NULL) {
f61f2c7 @vincentisambart const pointers should be real constants
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489 return RoxorCompiler::compile_const_pointer(ptr, type);
cb65416 the great schism, part I
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490 }
491 printf("compile_const_pointer() called with a non-NULL pointer " \
492 "on the AOT compiler - leaving the ship!\n");
493 abort();
494 }
495 };
496
a6a5d3e started to trim out the static library
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497 #endif // !MACRUBY_STATIC
498
cb65416 the great schism, part I
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499 #endif /* __cplusplus */
500
501 #endif /* __COMPILER_H_ */
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