Mercurial > octave-nkf
annotate src/interp-core/jit-ir.cc @ 15191:ed4f4fb78586
Move type inference from jit_convert to jit_infer
* jit-ir.cc (jit_block_list::print, jit_block_list::print_dom): New function.
(operator<<): New overload.
* jit-ir.h (jit_block_list::print, jit_block_list::print_dom): New declaration.
(operator<<): New overload.
(jit_block::compute_idom): Change signature.
* pt-jit.cc (jit_convert::jit_convert): Remove type inference code.
(jit_convert::find_variable): vmap_t renamed to variable_map.
(jit_convert::append_users_term, jit_convert::construct_ssa,
jit_convert::do_construct_ssa, jit_convert::remove_dead,
jit_convert::place_releases, jit_convert::release_temp,
jit_convert::release_dead_phi, jit_convert::simplify_phi): Moved to jit_infer.
(jit_convert_llvm::jit_convert_llvm): Compute arguments.
(jit_info::jit_info): Update to use jit_infer.
(jit_info::initialize): Rename to jit_info::compile.
* pt-jit.h (jit_convert::append_users_term, jit_convert::construct_ssa,
jit_convert::do_construct_ssa, jit_convert::remove_dead,
jit_convert::place_releases, jit_convert::release_temp,
jit_convert::release_dead_phi, jit_convert::simplify_phi,
jit_convert::push_worklist, jit_convert::append_users): Moved to jit_infer.
(jit_convert::print_blocks, jit_convert::print_dom): Moved to jit_block_list.
(jit_convert_llvm::jit_convert_llvm): Do not take jit_convert as parameter.
(jit_convert_llvm::jit_convert_llvm): Remove arguments parameter.
(jit_convert_llvm::get_arguments): New function.
(jit_infer): New class.
(jit_info::initialize): Rename to jit_info::compile.
| author | Max Brister <max@2bass.com> |
|---|---|
| date | Thu, 16 Aug 2012 18:51:30 -0500 |
| parents | a7a56b436de2 |
| children |
| rev | line source |
|---|---|
| 15016 | 1 /* |
| 2 | |
| 3 Copyright (C) 2012 Max Brister <max@2bass.com> | |
| 4 | |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 9 Free Software Foundation; either version 3 of the License, or (at your | |
| 10 option) any later version. | |
| 11 | |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with Octave; see the file COPYING. If not, see | |
| 19 <http://www.gnu.org/licenses/>. | |
| 20 | |
| 21 */ | |
| 22 | |
| 23 // defines required by llvm | |
| 24 #define __STDC_LIMIT_MACROS | |
| 25 #define __STDC_CONSTANT_MACROS | |
| 26 | |
| 27 #ifdef HAVE_CONFIG_H | |
| 28 #include <config.h> | |
| 29 #endif | |
| 30 | |
| 31 #ifdef HAVE_LLVM | |
| 32 | |
| 33 #include "jit-ir.h" | |
| 34 | |
| 35 #include <llvm/BasicBlock.h> | |
| 36 #include <llvm/Instructions.h> | |
| 37 | |
| 38 #include "error.h" | |
|
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39 |
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40 // -------------------- jit_factory -------------------- |
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41 jit_factory::~jit_factory (void) |
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42 { |
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43 for (value_list::iterator iter = all_values.begin (); |
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44 iter != all_values.end (); ++iter) |
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45 delete *iter; |
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46 } |
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47 |
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48 void |
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49 jit_factory::track_value (jit_value *value) |
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50 { |
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51 if (value->type ()) |
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52 mconstants.push_back (value); |
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53 all_values.push_back (value); |
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54 } |
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55 |
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56 // -------------------- jit_block_list -------------------- |
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57 void |
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58 jit_block_list::insert_after (iterator iter, jit_block *ablock) |
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59 { |
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60 ++iter; |
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61 insert_before (iter, ablock); |
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62 } |
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63 |
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64 void |
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65 jit_block_list::insert_after (jit_block *loc, jit_block *ablock) |
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66 { |
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67 insert_after (loc->location (), ablock); |
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68 } |
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69 |
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70 void |
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71 jit_block_list::insert_before (iterator iter, jit_block *ablock) |
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72 { |
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73 iter = mlist.insert (iter, ablock); |
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74 ablock->stash_location (iter); |
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75 } |
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76 |
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77 void |
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78 jit_block_list::insert_before (jit_block *loc, jit_block *ablock) |
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79 { |
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80 insert_before (loc->location (), ablock); |
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81 } |
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82 |
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83 std::ostream& |
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84 jit_block_list::print (std::ostream& os, const std::string& header) const |
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85 { |
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86 os << "-------------------- " << header << " --------------------\n"; |
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87 return os << *this; |
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88 } |
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89 |
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90 std::ostream& |
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91 jit_block_list::print_dom (std::ostream& os) const |
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92 { |
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93 os << "-------------------- dom info --------------------\n"; |
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94 for (const_iterator iter = begin (); iter != end (); ++iter) |
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95 { |
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96 assert (*iter); |
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97 (*iter)->print_dom (os); |
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98 } |
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99 os << std::endl; |
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100 } |
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101 |
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102 void |
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103 jit_block_list::push_back (jit_block *b) |
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104 { |
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105 mlist.push_back (b); |
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106 iterator iter = mlist.end (); |
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107 b->stash_location (--iter); |
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108 } |
| 15016 | 109 |
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110 std::ostream& |
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111 operator<<(std::ostream& os, const jit_block_list& blocks) |
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112 { |
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113 for (jit_block_list::const_iterator iter = blocks.begin (); |
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114 iter != blocks.end (); ++iter) |
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115 { |
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116 assert (*iter); |
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117 (*iter)->print (os, 0); |
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118 } |
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119 return os << std::endl; |
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120 } |
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121 |
| 15016 | 122 // -------------------- jit_use -------------------- |
| 123 jit_block * | |
| 124 jit_use::user_parent (void) const | |
| 125 { | |
| 126 return muser->parent (); | |
| 127 } | |
| 128 | |
| 129 // -------------------- jit_value -------------------- | |
| 130 jit_value::~jit_value (void) | |
| 131 {} | |
| 132 | |
| 133 jit_block * | |
| 134 jit_value::first_use_block (void) | |
| 135 { | |
| 136 jit_use *use = first_use (); | |
| 137 while (use) | |
| 138 { | |
| 139 if (! isa<jit_error_check> (use->user ())) | |
| 140 return use->user_parent (); | |
| 141 | |
| 142 use = use->next (); | |
| 143 } | |
| 144 | |
| 145 return 0; | |
| 146 } | |
| 147 | |
| 148 void | |
| 149 jit_value::replace_with (jit_value *value) | |
| 150 { | |
| 151 while (first_use ()) | |
| 152 { | |
| 153 jit_instruction *user = first_use ()->user (); | |
| 154 size_t idx = first_use ()->index (); | |
| 155 user->stash_argument (idx, value); | |
| 156 } | |
| 157 } | |
| 158 | |
| 159 #define JIT_METH(clname) \ | |
| 160 void \ | |
| 161 jit_ ## clname::accept (jit_ir_walker& walker) \ | |
| 162 { \ | |
| 163 walker.visit (*this); \ | |
| 164 } | |
| 165 | |
| 166 JIT_VISIT_IR_NOTEMPLATE | |
| 167 #undef JIT_METH | |
| 168 | |
| 169 std::ostream& | |
| 170 operator<< (std::ostream& os, const jit_value& value) | |
| 171 { | |
| 172 return value.short_print (os); | |
| 173 } | |
| 174 | |
| 175 std::ostream& | |
| 176 jit_print (std::ostream& os, jit_value *avalue) | |
| 177 { | |
| 178 if (avalue) | |
| 179 return avalue->print (os); | |
| 180 return os << "NULL"; | |
| 181 } | |
| 182 | |
| 183 // -------------------- jit_instruction -------------------- | |
| 184 void | |
| 185 jit_instruction::remove (void) | |
| 186 { | |
| 187 if (mparent) | |
| 188 mparent->remove (mlocation); | |
| 189 resize_arguments (0); | |
| 190 } | |
| 191 | |
| 192 llvm::BasicBlock * | |
| 193 jit_instruction::parent_llvm (void) const | |
| 194 { | |
| 195 return mparent->to_llvm (); | |
| 196 } | |
| 197 | |
| 198 std::ostream& | |
| 199 jit_instruction::short_print (std::ostream& os) const | |
| 200 { | |
| 201 if (type ()) | |
| 202 jit_print (os, type ()) << ": "; | |
| 203 return os << "#" << mid; | |
| 204 } | |
| 205 | |
| 206 void | |
| 207 jit_instruction::do_construct_ssa (size_t start, size_t end) | |
| 208 { | |
| 209 for (size_t i = start; i < end; ++i) | |
| 210 { | |
| 211 jit_value *arg = argument (i); | |
| 212 jit_variable *var = dynamic_cast<jit_variable *> (arg); | |
| 213 if (var && var->has_top ()) | |
| 214 stash_argument (i, var->top ()); | |
| 215 } | |
| 216 } | |
| 217 | |
| 218 // -------------------- jit_block -------------------- | |
| 219 void | |
| 220 jit_block::replace_with (jit_value *value) | |
| 221 { | |
| 222 assert (isa<jit_block> (value)); | |
| 223 jit_block *block = static_cast<jit_block *> (value); | |
| 224 | |
| 225 jit_value::replace_with (block); | |
| 226 | |
| 227 while (ILIST_T::first_use ()) | |
| 228 { | |
| 229 jit_phi_incomming *incomming = ILIST_T::first_use (); | |
| 230 incomming->stash_value (block); | |
| 231 } | |
| 232 } | |
| 233 | |
| 234 void | |
| 235 jit_block::replace_in_phi (jit_block *ablock, jit_block *with) | |
| 236 { | |
| 237 jit_phi_incomming *node = ILIST_T::first_use (); | |
| 238 while (node) | |
| 239 { | |
| 240 jit_phi_incomming *prev = node; | |
| 241 node = node->next (); | |
| 242 | |
| 243 if (prev->user_parent () == ablock) | |
| 244 prev->stash_value (with); | |
| 245 } | |
| 246 } | |
| 247 | |
| 248 jit_block * | |
| 249 jit_block::maybe_merge () | |
| 250 { | |
| 251 if (successor_count () == 1 && successor (0) != this | |
| 252 && (successor (0)->use_count () == 1 || instructions.size () == 1)) | |
| 253 { | |
| 254 jit_block *to_merge = successor (0); | |
| 255 merge (*to_merge); | |
| 256 return to_merge; | |
| 257 } | |
| 258 | |
| 259 return 0; | |
| 260 } | |
| 261 | |
| 262 void | |
| 263 jit_block::merge (jit_block& block) | |
| 264 { | |
| 265 // the merge block will contain a new terminator | |
| 266 jit_terminator *old_term = terminator (); | |
| 267 if (old_term) | |
| 268 old_term->remove (); | |
| 269 | |
| 270 bool was_empty = end () == begin (); | |
| 271 iterator merge_begin = end (); | |
| 272 if (! was_empty) | |
| 273 --merge_begin; | |
| 274 | |
| 275 instructions.splice (end (), block.instructions); | |
| 276 if (was_empty) | |
| 277 merge_begin = begin (); | |
| 278 else | |
| 279 ++merge_begin; | |
| 280 | |
| 281 // now merge_begin points to the start of the new instructions, we must | |
| 282 // update their parent information | |
| 283 for (iterator iter = merge_begin; iter != end (); ++iter) | |
| 284 { | |
| 285 jit_instruction *instr = *iter; | |
| 286 instr->stash_parent (this, iter); | |
| 287 } | |
| 288 | |
| 289 block.replace_with (this); | |
| 290 } | |
| 291 | |
| 292 jit_instruction * | |
| 293 jit_block::prepend (jit_instruction *instr) | |
| 294 { | |
| 295 instructions.push_front (instr); | |
| 296 instr->stash_parent (this, instructions.begin ()); | |
| 297 return instr; | |
| 298 } | |
| 299 | |
| 300 jit_instruction * | |
| 301 jit_block::prepend_after_phi (jit_instruction *instr) | |
| 302 { | |
| 303 // FIXME: Make this O(1) | |
| 304 for (iterator iter = begin (); iter != end (); ++iter) | |
| 305 { | |
| 306 jit_instruction *temp = *iter; | |
| 307 if (! isa<jit_phi> (temp)) | |
| 308 { | |
| 309 insert_before (iter, instr); | |
| 310 return instr; | |
| 311 } | |
| 312 } | |
| 313 | |
| 314 return append (instr); | |
| 315 } | |
| 316 | |
| 317 void | |
| 318 jit_block::internal_append (jit_instruction *instr) | |
| 319 { | |
| 320 instructions.push_back (instr); | |
| 321 instr->stash_parent (this, --instructions.end ()); | |
| 322 } | |
| 323 | |
| 324 jit_instruction * | |
| 325 jit_block::insert_before (iterator loc, jit_instruction *instr) | |
| 326 { | |
| 327 iterator iloc = instructions.insert (loc, instr); | |
| 328 instr->stash_parent (this, iloc); | |
| 329 return instr; | |
| 330 } | |
| 331 | |
| 332 jit_instruction * | |
| 333 jit_block::insert_after (iterator loc, jit_instruction *instr) | |
| 334 { | |
| 335 ++loc; | |
| 336 iterator iloc = instructions.insert (loc, instr); | |
| 337 instr->stash_parent (this, iloc); | |
| 338 return instr; | |
| 339 } | |
| 340 | |
| 341 jit_terminator * | |
| 342 jit_block::terminator (void) const | |
| 343 { | |
| 344 assert (this); | |
| 345 if (instructions.empty ()) | |
| 346 return 0; | |
| 347 | |
| 348 jit_instruction *last = instructions.back (); | |
| 349 return dynamic_cast<jit_terminator *> (last); | |
| 350 } | |
| 351 | |
| 352 bool | |
| 353 jit_block::branch_alive (jit_block *asucc) const | |
| 354 { | |
| 355 return terminator ()->alive (asucc); | |
| 356 } | |
| 357 | |
| 358 jit_block * | |
| 359 jit_block::successor (size_t i) const | |
| 360 { | |
| 361 jit_terminator *term = terminator (); | |
| 362 return term->successor (i); | |
| 363 } | |
| 364 | |
| 365 size_t | |
| 366 jit_block::successor_count (void) const | |
| 367 { | |
| 368 jit_terminator *term = terminator (); | |
| 369 return term ? term->successor_count () : 0; | |
| 370 } | |
| 371 | |
| 372 llvm::BasicBlock * | |
| 373 jit_block::to_llvm (void) const | |
| 374 { | |
| 375 return llvm::cast<llvm::BasicBlock> (llvm_value); | |
| 376 } | |
| 377 | |
| 378 std::ostream& | |
| 379 jit_block::print_dom (std::ostream& os) const | |
| 380 { | |
| 381 short_print (os); | |
| 382 os << ":\n"; | |
| 383 os << " mid: " << mid << std::endl; | |
| 384 os << " predecessors: "; | |
| 385 for (jit_use *use = first_use (); use; use = use->next ()) | |
| 386 os << *use->user_parent () << " "; | |
| 387 os << std::endl; | |
| 388 | |
| 389 os << " successors: "; | |
| 390 for (size_t i = 0; i < successor_count (); ++i) | |
| 391 os << *successor (i) << " "; | |
| 392 os << std::endl; | |
| 393 | |
| 394 os << " idom: "; | |
| 395 if (idom) | |
| 396 os << *idom; | |
| 397 else | |
| 398 os << "NULL"; | |
| 399 os << std::endl; | |
| 400 os << " df: "; | |
| 401 for (df_iterator iter = df_begin (); iter != df_end (); ++iter) | |
| 402 os << **iter << " "; | |
| 403 os << std::endl; | |
| 404 | |
| 405 os << " dom_succ: "; | |
| 406 for (size_t i = 0; i < dom_succ.size (); ++i) | |
| 407 os << *dom_succ[i] << " "; | |
| 408 | |
| 409 return os << std::endl; | |
| 410 } | |
| 411 | |
| 412 void | |
| 413 jit_block::compute_df (size_t avisit_count) | |
| 414 { | |
| 415 if (visited (avisit_count)) | |
| 416 return; | |
| 417 | |
| 418 if (use_count () >= 2) | |
| 419 { | |
| 420 for (jit_use *use = first_use (); use; use = use->next ()) | |
| 421 { | |
| 422 jit_block *runner = use->user_parent (); | |
| 423 while (runner != idom) | |
| 424 { | |
| 425 runner->mdf.insert (this); | |
| 426 runner = runner->idom; | |
| 427 } | |
| 428 } | |
| 429 } | |
| 430 | |
| 431 for (size_t i = 0; i < successor_count (); ++i) | |
| 432 successor (i)->compute_df (avisit_count); | |
| 433 } | |
| 434 | |
| 435 bool | |
| 436 jit_block::update_idom (size_t avisit_count) | |
| 437 { | |
| 438 if (visited (avisit_count) || ! use_count ()) | |
| 439 return false; | |
| 440 | |
| 441 bool changed = false; | |
| 442 for (jit_use *use = first_use (); use; use = use->next ()) | |
| 443 { | |
| 444 jit_block *pred = use->user_parent (); | |
| 445 changed = pred->update_idom (avisit_count) || changed; | |
| 446 } | |
| 447 | |
| 448 jit_use *use = first_use (); | |
| 449 jit_block *new_idom = use->user_parent (); | |
| 450 use = use->next (); | |
| 451 | |
| 452 for (; use; use = use->next ()) | |
| 453 { | |
| 454 jit_block *pred = use->user_parent (); | |
| 455 jit_block *pidom = pred->idom; | |
| 456 if (pidom) | |
| 457 new_idom = idom_intersect (pidom, new_idom); | |
| 458 } | |
| 459 | |
| 460 if (idom != new_idom) | |
| 461 { | |
| 462 idom = new_idom; | |
| 463 return true; | |
| 464 } | |
| 465 | |
| 466 return changed; | |
| 467 } | |
| 468 | |
| 469 void | |
| 470 jit_block::pop_all (void) | |
| 471 { | |
| 472 for (iterator iter = begin (); iter != end (); ++iter) | |
| 473 { | |
| 474 jit_instruction *instr = *iter; | |
| 475 instr->pop_variable (); | |
| 476 } | |
| 477 } | |
| 478 | |
| 479 jit_block * | |
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480 jit_block::maybe_split (jit_factory& factory, jit_block_list& blocks, |
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481 jit_block *asuccessor) |
| 15016 | 482 { |
| 483 if (successor_count () > 1) | |
| 484 { | |
| 485 jit_terminator *term = terminator (); | |
| 486 size_t idx = term->successor_index (asuccessor); | |
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487 jit_block *split = factory.create<jit_block> ("phi_split", mvisit_count); |
| 15016 | 488 |
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489 // place after this to ensure define before use in the blocks list |
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490 blocks.insert_after (this, split); |
| 15016 | 491 |
| 492 term->stash_argument (idx, split); | |
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493 jit_branch *br = split->append (factory.create<jit_branch> (asuccessor)); |
| 15016 | 494 replace_in_phi (asuccessor, split); |
| 495 | |
| 496 if (alive ()) | |
| 497 { | |
| 498 split->mark_alive (); | |
| 499 br->infer (); | |
| 500 } | |
| 501 | |
| 502 return split; | |
| 503 } | |
| 504 | |
| 505 return this; | |
| 506 } | |
| 507 | |
| 508 void | |
| 509 jit_block::create_dom_tree (size_t avisit_count) | |
| 510 { | |
| 511 if (visited (avisit_count)) | |
| 512 return; | |
| 513 | |
| 514 if (idom != this) | |
| 515 idom->dom_succ.push_back (this); | |
| 516 | |
| 517 for (size_t i = 0; i < successor_count (); ++i) | |
| 518 successor (i)->create_dom_tree (avisit_count); | |
| 519 } | |
| 520 | |
| 521 jit_block * | |
| 522 jit_block::idom_intersect (jit_block *i, jit_block *j) | |
| 523 { | |
| 524 while (i && j && i != j) | |
| 525 { | |
| 526 while (i && i->id () > j->id ()) | |
| 527 i = i->idom; | |
| 528 | |
| 529 while (i && j && j->id () > i->id ()) | |
| 530 j = j->idom; | |
| 531 } | |
| 532 | |
| 533 return i ? i : j; | |
| 534 } | |
| 535 | |
| 536 // -------------------- jit_phi_incomming -------------------- | |
| 537 | |
| 538 jit_block * | |
| 539 jit_phi_incomming::user_parent (void) const | |
| 540 { return muser->parent (); } | |
| 541 | |
| 542 // -------------------- jit_phi -------------------- | |
| 543 bool | |
| 544 jit_phi::prune (void) | |
| 545 { | |
| 546 jit_block *p = parent (); | |
| 547 size_t new_idx = 0; | |
| 548 jit_value *unique = argument (1); | |
| 549 | |
| 550 for (size_t i = 0; i < argument_count (); ++i) | |
| 551 { | |
| 552 jit_block *inc = incomming (i); | |
| 553 if (inc->branch_alive (p)) | |
| 554 { | |
| 555 if (unique != argument (i)) | |
| 556 unique = 0; | |
| 557 | |
| 558 if (new_idx != i) | |
| 559 { | |
| 560 stash_argument (new_idx, argument (i)); | |
| 561 mincomming[new_idx].stash_value (inc); | |
| 562 } | |
| 563 | |
| 564 ++new_idx; | |
| 565 } | |
| 566 } | |
| 567 | |
| 568 if (new_idx != argument_count ()) | |
| 569 { | |
| 570 resize_arguments (new_idx); | |
| 571 mincomming.resize (new_idx); | |
| 572 } | |
| 573 | |
| 574 assert (argument_count () > 0); | |
| 575 if (unique) | |
| 576 { | |
| 577 replace_with (unique); | |
| 578 return true; | |
| 579 } | |
| 580 | |
| 581 return false; | |
| 582 } | |
| 583 | |
| 584 bool | |
| 585 jit_phi::infer (void) | |
| 586 { | |
| 587 jit_block *p = parent (); | |
| 588 if (! p->alive ()) | |
| 589 return false; | |
| 590 | |
| 591 jit_type *infered = 0; | |
| 592 for (size_t i = 0; i < argument_count (); ++i) | |
| 593 { | |
| 594 jit_block *inc = incomming (i); | |
| 595 if (inc->branch_alive (p)) | |
| 596 infered = jit_typeinfo::join (infered, argument_type (i)); | |
| 597 } | |
| 598 | |
| 599 if (infered != type ()) | |
| 600 { | |
| 601 stash_type (infered); | |
| 602 return true; | |
| 603 } | |
| 604 | |
| 605 return false; | |
| 606 } | |
| 607 | |
| 608 llvm::PHINode * | |
| 609 jit_phi::to_llvm (void) const | |
| 610 { | |
| 611 return llvm::cast<llvm::PHINode> (jit_value::to_llvm ()); | |
| 612 } | |
| 613 | |
| 614 // -------------------- jit_terminator -------------------- | |
| 615 size_t | |
| 616 jit_terminator::successor_index (const jit_block *asuccessor) const | |
| 617 { | |
| 618 size_t scount = successor_count (); | |
| 619 for (size_t i = 0; i < scount; ++i) | |
| 620 if (successor (i) == asuccessor) | |
| 621 return i; | |
| 622 | |
| 623 panic_impossible (); | |
| 624 } | |
| 625 | |
| 626 bool | |
| 627 jit_terminator::infer (void) | |
| 628 { | |
| 629 if (! parent ()->alive ()) | |
| 630 return false; | |
| 631 | |
| 632 bool changed = false; | |
| 633 for (size_t i = 0; i < malive.size (); ++i) | |
| 634 if (! malive[i] && check_alive (i)) | |
| 635 { | |
| 636 changed = true; | |
| 637 malive[i] = true; | |
| 638 successor (i)->mark_alive (); | |
| 639 } | |
| 640 | |
| 641 return changed; | |
| 642 } | |
| 643 | |
| 644 llvm::TerminatorInst * | |
| 645 jit_terminator::to_llvm (void) const | |
| 646 { | |
| 647 return llvm::cast<llvm::TerminatorInst> (jit_value::to_llvm ()); | |
| 648 } | |
| 649 | |
| 650 // -------------------- jit_call -------------------- | |
| 651 bool | |
| 652 jit_call::infer (void) | |
| 653 { | |
| 654 // FIXME: explain algorithm | |
| 655 for (size_t i = 0; i < argument_count (); ++i) | |
| 656 { | |
| 657 already_infered[i] = argument_type (i); | |
| 658 if (! already_infered[i]) | |
| 659 return false; | |
| 660 } | |
| 661 | |
| 662 jit_type *infered = moperation.result (already_infered); | |
| 663 if (! infered && use_count ()) | |
| 664 { | |
| 665 std::stringstream ss; | |
| 666 ss << "Missing overload in type inference for "; | |
| 667 print (ss, 0); | |
| 668 throw jit_fail_exception (ss.str ()); | |
| 669 } | |
| 670 | |
| 671 if (infered != type ()) | |
| 672 { | |
| 673 stash_type (infered); | |
| 674 return true; | |
| 675 } | |
| 676 | |
| 677 return false; | |
| 678 } | |
| 679 | |
|
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680 // -------------------- jit_magic_end -------------------- |
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681 jit_magic_end::context::context (jit_factory& factory, jit_value *avalue, |
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682 size_t aindex, size_t acount) |
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683 : value (avalue), index (factory.create<jit_const_index> (aindex)), |
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684 count (factory.create<jit_const_index> (acount)) |
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685 {} |
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686 |
| 15067 | 687 jit_magic_end::jit_magic_end (const std::vector<context>& full_context) |
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688 : contexts (full_context) |
| 15067 | 689 { |
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690 resize_arguments (contexts.size ()); |
| 15067 | 691 |
| 692 size_t i; | |
| 693 std::vector<context>::const_iterator iter; | |
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694 for (iter = contexts.begin (), i = 0; iter != contexts.end (); ++iter, ++i) |
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695 stash_argument (i, iter->value); |
| 15067 | 696 } |
| 697 | |
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698 jit_magic_end::context |
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699 jit_magic_end::resolve_context (void) const |
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700 { |
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701 size_t idx; |
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702 for (idx = 0; idx < contexts.size (); ++idx) |
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703 { |
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704 jit_type *ctx_type = contexts[idx].value->type (); |
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705 if (! ctx_type || ctx_type->skip_paren ()) |
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706 break; |
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707 } |
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708 |
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709 if (idx >= contexts.size ()) |
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710 idx = 0; |
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711 |
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712 context ret = contexts[idx]; |
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713 ret.value = argument (idx); |
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714 return ret; |
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15056
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Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
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715 } |
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Support the end keyword for one dimentional indexing in JIT.
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716 |
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Support the end keyword for one dimentional indexing in JIT.
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717 bool |
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Support the end keyword for one dimentional indexing in JIT.
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718 jit_magic_end::infer (void) |
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719 { |
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720 jit_type *new_type = overload ().result (); |
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Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
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721 if (new_type != type ()) |
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Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
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722 { |
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Support the end keyword for one dimentional indexing in JIT.
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723 stash_type (new_type); |
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Support the end keyword for one dimentional indexing in JIT.
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724 return true; |
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Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
parents:
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725 } |
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Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
parents:
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726 |
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Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
parents:
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727 return false; |
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Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
parents:
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728 } |
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bc32288f4a42
Support the end keyword for one dimentional indexing in JIT.
Max Brister <max@2bass.com>
parents:
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729 |
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Support end in multi indexing in JIT
Max Brister <max@2bass.com>
parents:
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730 std::ostream& |
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Support end in multi indexing in JIT
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731 jit_magic_end::print (std::ostream& os, size_t indent) const |
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732 { |
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Max Brister <max@2bass.com>
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733 context ctx = resolve_context (); |
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734 short_print (print_indent (os, indent)) << " (" << *ctx.value << ", "; |
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735 return os << *ctx.index << ", " << *ctx.count << ")"; |
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Support end in multi indexing in JIT
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736 } |
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Support end in multi indexing in JIT
Max Brister <max@2bass.com>
parents:
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737 |
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d29f2583cf7b
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Max Brister <max@2bass.com>
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738 const jit_function& |
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739 jit_magic_end::overload () const |
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740 { |
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741 const context& ctx = resolve_context (); |
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742 return jit_typeinfo::end (ctx.value, ctx.index, ctx.count); |
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743 } |
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744 |
| 15016 | 745 #endif |