Mercurial > octave-nkf
annotate src/jit-typeinfo.cc @ 15027:741d2dbcc117
Check trip count before compiling for loops.
* src/jit-typeinfo.cc (octave_jit_cast_any_range, octave_jit_cast_range_any):
New function.
(octave_jit_paren_subsasgn_impl): Add return argument.
(jit_typeinfo::jit_typeinfo): Update octave_jit_paren_subsasgn_impl call and add
any <-> range casts.
* src/pt-eval.cc (tree_evaluator::visit_simple_for_command): Try jit after
computing loop bounds.
* src/pt-jit.cc (jit_convert::jit_convert): Add and handle for bounds argument.
(jit_convert::visit_binary_expression): Use next_shortcircut_result.
(jit_convert::visit_simple_for_command): Use next_iterator and check for
precomputed bounds.
(jit_convert::find_variable, jit_convert::create_variable,
jit_convert::next_name, tree_jit::trip_count, jit_info::initialize,
jit_info::find): New function.
(jit_convert::get_variable): Use find_variable and create_variable.
(tree_jit::execute): Allow for precomputed loop bounds and check trip count.
(jit_info::jit_info): Added new overload and defer work to initialize.
(jit_info::execute): Support precomputed bounds.
(jit_info::match): Support precomputed bounds.
* src/pt-jit.h (jit_convert::jit_convert, jit_convert::execute,
jit_info::execute, jit_info::match): New parameter.
(jit_convert::find_variable, jit_convert::create_variable,
tree_jit::trip_count, jit_info::initialize, jit_info::find): New declaration.
(jit_convert::next_iterator, jit_convert::next_for_bounds,
jit_convert::next_shortcircut_result, jit_convert::next_name): New function.
| author | Max Brister <max@2bass.com> |
|---|---|
| date | Thu, 26 Jul 2012 17:03:15 -0500 |
| parents | ae3670d4df29 |
| children | bc32288f4a42 |
| 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-typeinfo.h" | |
| 34 | |
| 35 #include <llvm/Analysis/Verifier.h> | |
| 36 #include <llvm/GlobalVariable.h> | |
| 37 #include <llvm/ExecutionEngine/ExecutionEngine.h> | |
| 38 #include <llvm/LLVMContext.h> | |
| 39 #include <llvm/Function.h> | |
| 40 #include <llvm/Instructions.h> | |
| 41 #include <llvm/Intrinsics.h> | |
| 42 #include <llvm/Support/IRBuilder.h> | |
| 43 #include <llvm/Support/raw_os_ostream.h> | |
| 44 | |
| 45 #include "jit-ir.h" | |
| 46 #include "ov.h" | |
| 47 #include "ov-builtin.h" | |
| 48 #include "ov-complex.h" | |
| 49 #include "ov-scalar.h" | |
| 50 #include "pager.h" | |
| 51 | |
| 52 static llvm::LLVMContext& context = llvm::getGlobalContext (); | |
| 53 | |
| 54 jit_typeinfo *jit_typeinfo::instance = 0; | |
| 55 | |
| 56 std::ostream& jit_print (std::ostream& os, jit_type *atype) | |
| 57 { | |
| 58 if (! atype) | |
| 59 return os << "null"; | |
| 60 return os << atype->name (); | |
| 61 } | |
| 62 | |
| 63 // function that jit code calls | |
| 64 extern "C" void | |
| 65 octave_jit_print_any (const char *name, octave_base_value *obv) | |
| 66 { | |
| 67 obv->print_with_name (octave_stdout, name, true); | |
| 68 } | |
| 69 | |
| 70 extern "C" void | |
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71 octave_jit_print_scalar (const char *name, double value) |
| 15016 | 72 { |
| 73 // FIXME: We should avoid allocating a new octave_scalar each time | |
| 74 octave_value ov (value); | |
| 75 ov.print_with_name (octave_stdout, name); | |
| 76 } | |
| 77 | |
| 78 extern "C" octave_base_value* | |
| 79 octave_jit_binary_any_any (octave_value::binary_op op, octave_base_value *lhs, | |
| 80 octave_base_value *rhs) | |
| 81 { | |
| 82 octave_value olhs (lhs, true); | |
| 83 octave_value orhs (rhs, true); | |
| 84 octave_value result = do_binary_op (op, olhs, orhs); | |
| 85 octave_base_value *rep = result.internal_rep (); | |
| 86 rep->grab (); | |
| 87 return rep; | |
| 88 } | |
| 89 | |
| 90 extern "C" octave_idx_type | |
| 91 octave_jit_compute_nelem (double base, double limit, double inc) | |
| 92 { | |
| 93 Range rng = Range (base, limit, inc); | |
| 94 return rng.nelem (); | |
| 95 } | |
| 96 | |
| 97 extern "C" void | |
| 98 octave_jit_release_any (octave_base_value *obv) | |
| 99 { | |
| 100 obv->release (); | |
| 101 } | |
| 102 | |
| 103 extern "C" void | |
| 104 octave_jit_release_matrix (jit_matrix *m) | |
| 105 { | |
| 106 delete m->array; | |
| 107 } | |
| 108 | |
| 109 extern "C" octave_base_value * | |
| 110 octave_jit_grab_any (octave_base_value *obv) | |
| 111 { | |
| 112 obv->grab (); | |
| 113 return obv; | |
| 114 } | |
| 115 | |
| 116 extern "C" void | |
| 117 octave_jit_grab_matrix (jit_matrix *result, jit_matrix *m) | |
| 118 { | |
| 119 *result = *m->array; | |
| 120 } | |
| 121 | |
| 122 extern "C" octave_base_value * | |
| 123 octave_jit_cast_any_matrix (jit_matrix *m) | |
| 124 { | |
| 125 octave_value ret (*m->array); | |
| 126 octave_base_value *rep = ret.internal_rep (); | |
| 127 rep->grab (); | |
| 128 delete m->array; | |
| 129 | |
| 130 return rep; | |
| 131 } | |
| 132 | |
| 133 extern "C" void | |
| 134 octave_jit_cast_matrix_any (jit_matrix *ret, octave_base_value *obv) | |
| 135 { | |
| 136 NDArray m = obv->array_value (); | |
| 137 *ret = m; | |
| 138 obv->release (); | |
| 139 } | |
| 140 | |
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141 extern "C" octave_base_value * |
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142 octave_jit_cast_any_range (jit_range *rng) |
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143 { |
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144 Range temp (*rng); |
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145 octave_value ret (temp); |
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146 octave_base_value *rep = ret.internal_rep (); |
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147 rep->grab (); |
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148 |
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149 return rep; |
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150 } |
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151 extern "C" void |
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152 octave_jit_cast_range_any (jit_range *ret, octave_base_value *obv) |
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153 { |
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154 |
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155 jit_range r (obv->range_value ()); |
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156 *ret = r; |
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157 obv->release (); |
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158 } |
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159 |
| 15016 | 160 extern "C" double |
| 161 octave_jit_cast_scalar_any (octave_base_value *obv) | |
| 162 { | |
| 163 double ret = obv->double_value (); | |
| 164 obv->release (); | |
| 165 return ret; | |
| 166 } | |
| 167 | |
| 168 extern "C" octave_base_value * | |
| 169 octave_jit_cast_any_scalar (double value) | |
| 170 { | |
| 171 return new octave_scalar (value); | |
| 172 } | |
| 173 | |
| 174 extern "C" Complex | |
| 175 octave_jit_cast_complex_any (octave_base_value *obv) | |
| 176 { | |
| 177 Complex ret = obv->complex_value (); | |
| 178 obv->release (); | |
| 179 return ret; | |
| 180 } | |
| 181 | |
| 182 extern "C" octave_base_value * | |
| 183 octave_jit_cast_any_complex (Complex c) | |
| 184 { | |
| 185 if (c.imag () == 0) | |
| 186 return new octave_scalar (c.real ()); | |
| 187 else | |
| 188 return new octave_complex (c); | |
| 189 } | |
| 190 | |
| 191 extern "C" void | |
| 192 octave_jit_gripe_nan_to_logical_conversion (void) | |
| 193 { | |
| 194 try | |
| 195 { | |
| 196 gripe_nan_to_logical_conversion (); | |
| 197 } | |
| 198 catch (const octave_execution_exception&) | |
| 199 { | |
| 200 gripe_library_execution_error (); | |
| 201 } | |
| 202 } | |
| 203 | |
| 204 extern "C" void | |
| 205 octave_jit_ginvalid_index (void) | |
| 206 { | |
| 207 try | |
| 208 { | |
| 209 gripe_invalid_index (); | |
| 210 } | |
| 211 catch (const octave_execution_exception&) | |
| 212 { | |
| 213 gripe_library_execution_error (); | |
| 214 } | |
| 215 } | |
| 216 | |
| 217 extern "C" void | |
| 218 octave_jit_gindex_range (int nd, int dim, octave_idx_type iext, | |
| 219 octave_idx_type ext) | |
| 220 { | |
| 221 try | |
| 222 { | |
| 223 gripe_index_out_of_range (nd, dim, iext, ext); | |
| 224 } | |
| 225 catch (const octave_execution_exception&) | |
| 226 { | |
| 227 gripe_library_execution_error (); | |
| 228 } | |
| 229 } | |
| 230 | |
| 231 extern "C" void | |
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parents:
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232 octave_jit_paren_subsasgn_impl (jit_matrix *ret, jit_matrix *mat, |
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parents:
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233 octave_idx_type index, double value) |
| 15016 | 234 { |
| 235 NDArray *array = mat->array; | |
| 236 if (array->nelem () < index) | |
| 237 array->resize1 (index); | |
| 238 | |
| 239 double *data = array->fortran_vec (); | |
| 240 data[index - 1] = value; | |
| 241 | |
| 242 mat->update (); | |
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parents:
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243 *ret = *mat; |
| 15016 | 244 } |
| 245 | |
| 246 extern "C" void | |
| 247 octave_jit_paren_subsasgn_matrix_range (jit_matrix *result, jit_matrix *mat, | |
| 248 jit_range *index, double value) | |
| 249 { | |
| 250 NDArray *array = mat->array; | |
| 251 bool done = false; | |
| 252 | |
| 253 // optimize for the simple case (no resizing and no errors) | |
| 254 if (*array->jit_ref_count () == 1 | |
| 255 && index->all_elements_are_ints ()) | |
| 256 { | |
| 257 // this code is similar to idx_vector::fill, but we avoid allocating an | |
| 258 // idx_vector and its associated rep | |
| 259 octave_idx_type start = static_cast<octave_idx_type> (index->base) - 1; | |
| 260 octave_idx_type step = static_cast<octave_idx_type> (index->inc); | |
| 261 octave_idx_type nelem = index->nelem; | |
| 262 octave_idx_type final = start + nelem * step; | |
| 263 if (step < 0) | |
| 264 { | |
| 265 step = -step; | |
| 266 std::swap (final, start); | |
| 267 } | |
| 268 | |
| 269 if (start >= 0 && final < mat->slice_len) | |
| 270 { | |
| 271 done = true; | |
| 272 | |
| 273 double *data = array->jit_slice_data (); | |
| 274 if (step == 1) | |
| 275 std::fill (data + start, data + start + nelem, value); | |
| 276 else | |
| 277 { | |
| 278 for (octave_idx_type i = start; i < final; i += step) | |
| 279 data[i] = value; | |
| 280 } | |
| 281 } | |
| 282 } | |
| 283 | |
| 284 if (! done) | |
| 285 { | |
| 286 idx_vector idx (*index); | |
| 287 NDArray avalue (dim_vector (1, 1)); | |
| 288 avalue.xelem (0) = value; | |
| 289 array->assign (idx, avalue); | |
| 290 } | |
| 291 | |
| 292 result->update (array); | |
| 293 } | |
| 294 | |
| 295 extern "C" Complex | |
| 296 octave_jit_complex_div (Complex lhs, Complex rhs) | |
| 297 { | |
| 298 // see src/OPERATORS/op-cs-cs.cc | |
| 299 if (rhs == 0.0) | |
| 300 gripe_divide_by_zero (); | |
| 301 | |
| 302 return lhs / rhs; | |
| 303 } | |
| 304 | |
| 305 // FIXME: CP form src/xpow.cc | |
| 306 static inline int | |
| 307 xisint (double x) | |
| 308 { | |
| 309 return (D_NINT (x) == x | |
| 310 && ((x >= 0 && x < INT_MAX) | |
| 311 || (x <= 0 && x > INT_MIN))); | |
| 312 } | |
| 313 | |
| 314 extern "C" Complex | |
| 315 octave_jit_pow_scalar_scalar (double lhs, double rhs) | |
| 316 { | |
| 317 // FIXME: almost CP from src/xpow.cc | |
| 318 if (lhs < 0.0 && ! xisint (rhs)) | |
| 319 return std::pow (Complex (lhs), rhs); | |
| 320 return std::pow (lhs, rhs); | |
| 321 } | |
| 322 | |
| 323 extern "C" Complex | |
| 324 octave_jit_pow_complex_complex (Complex lhs, Complex rhs) | |
| 325 { | |
| 326 if (lhs.imag () == 0 && rhs.imag () == 0) | |
| 327 return octave_jit_pow_scalar_scalar (lhs.real (), rhs.real ()); | |
| 328 return std::pow (lhs, rhs); | |
| 329 } | |
| 330 | |
| 331 extern "C" Complex | |
| 332 octave_jit_pow_complex_scalar (Complex lhs, double rhs) | |
| 333 { | |
| 334 if (lhs.imag () == 0) | |
| 335 return octave_jit_pow_scalar_scalar (lhs.real (), rhs); | |
| 336 return std::pow (lhs, rhs); | |
| 337 } | |
| 338 | |
| 339 extern "C" Complex | |
| 340 octave_jit_pow_scalar_complex (double lhs, Complex rhs) | |
| 341 { | |
| 342 if (rhs.imag () == 0) | |
| 343 return octave_jit_pow_scalar_scalar (lhs, rhs.real ()); | |
| 344 return std::pow (lhs, rhs); | |
| 345 } | |
| 346 | |
| 347 extern "C" void | |
| 348 octave_jit_print_matrix (jit_matrix *m) | |
| 349 { | |
| 350 std::cout << *m << std::endl; | |
| 351 } | |
| 352 | |
| 353 static void | |
| 354 gripe_bad_result (void) | |
| 355 { | |
| 356 error ("incorrect type information given to the JIT compiler"); | |
| 357 } | |
| 358 | |
| 359 // FIXME: Add support for multiple outputs | |
| 360 extern "C" octave_base_value * | |
| 361 octave_jit_call (octave_builtin::fcn fn, size_t nargin, | |
| 362 octave_base_value **argin, jit_type *result_type) | |
| 363 { | |
| 364 octave_value_list ovl (nargin); | |
| 365 for (size_t i = 0; i < nargin; ++i) | |
| 366 ovl.xelem (i) = octave_value (argin[i]); | |
| 367 | |
| 368 ovl = fn (ovl, 1); | |
| 369 | |
| 370 // These type checks are not strictly required, but I'm guessing that | |
| 371 // incorrect types will be entered on occasion. This will be very difficult to | |
| 372 // debug unless we do the sanity check here. | |
| 373 if (result_type) | |
| 374 { | |
| 375 if (ovl.length () != 1) | |
| 376 { | |
| 377 gripe_bad_result (); | |
| 378 return 0; | |
| 379 } | |
| 380 | |
| 381 octave_value& result = ovl.xelem (0); | |
| 382 jit_type *jtype = jit_typeinfo::join (jit_typeinfo::type_of (result), | |
| 383 result_type); | |
| 384 if (jtype != result_type) | |
| 385 { | |
| 386 gripe_bad_result (); | |
| 387 return 0; | |
| 388 } | |
| 389 | |
| 390 octave_base_value *ret = result.internal_rep (); | |
| 391 ret->grab (); | |
| 392 return ret; | |
| 393 } | |
| 394 | |
| 395 if (! (ovl.length () == 0 | |
| 396 || (ovl.length () == 1 && ovl.xelem (0).is_undefined ()))) | |
| 397 gripe_bad_result (); | |
| 398 | |
| 399 return 0; | |
| 400 } | |
| 401 | |
| 402 // -------------------- jit_range -------------------- | |
| 403 bool | |
| 404 jit_range::all_elements_are_ints () const | |
| 405 { | |
| 406 Range r (*this); | |
| 407 return r.all_elements_are_ints (); | |
| 408 } | |
| 409 | |
| 410 std::ostream& | |
| 411 operator<< (std::ostream& os, const jit_range& rng) | |
| 412 { | |
| 413 return os << "Range[" << rng.base << ", " << rng.limit << ", " << rng.inc | |
| 414 << ", " << rng.nelem << "]"; | |
| 415 } | |
| 416 | |
| 417 // -------------------- jit_matrix -------------------- | |
| 418 | |
| 419 std::ostream& | |
| 420 operator<< (std::ostream& os, const jit_matrix& mat) | |
| 421 { | |
| 422 return os << "Matrix[" << mat.ref_count << ", " << mat.slice_data << ", " | |
| 423 << mat.slice_len << ", " << mat.dimensions << ", " | |
| 424 << mat.array << "]"; | |
| 425 } | |
| 426 | |
| 427 // -------------------- jit_type -------------------- | |
| 428 jit_type::jit_type (const std::string& aname, jit_type *aparent, | |
| 429 llvm::Type *allvm_type, int aid) : | |
| 430 mname (aname), mparent (aparent), llvm_type (allvm_type), mid (aid), | |
| 431 mdepth (aparent ? aparent->mdepth + 1 : 0) | |
| 432 { | |
| 433 std::memset (msret, 0, sizeof (msret)); | |
| 434 std::memset (mpointer_arg, 0, sizeof (mpointer_arg)); | |
| 435 std::memset (mpack, 0, sizeof (mpack)); | |
| 436 std::memset (munpack, 0, sizeof (munpack)); | |
| 437 | |
| 438 for (size_t i = 0; i < jit_convention::length; ++i) | |
| 439 mpacked_type[i] = llvm_type; | |
| 440 } | |
| 441 | |
| 442 llvm::Type * | |
| 443 jit_type::to_llvm_arg (void) const | |
| 444 { | |
| 445 return llvm_type ? llvm_type->getPointerTo () : 0; | |
| 446 } | |
| 447 | |
| 448 // -------------------- jit_function -------------------- | |
| 449 jit_function::jit_function () : module (0), llvm_function (0), mresult (0), | |
| 450 call_conv (jit_convention::length), | |
| 451 mcan_error (false) | |
| 452 {} | |
| 453 | |
| 454 jit_function::jit_function (llvm::Module *amodule, | |
| 455 jit_convention::type acall_conv, | |
| 456 const llvm::Twine& aname, jit_type *aresult, | |
| 457 const std::vector<jit_type *>& aargs) | |
| 458 : module (amodule), mresult (aresult), args (aargs), call_conv (acall_conv), | |
| 459 mcan_error (false) | |
| 460 { | |
| 461 llvm::SmallVector<llvm::Type *, 15> llvm_args; | |
| 462 | |
| 463 llvm::Type *rtype = llvm::Type::getVoidTy (context); | |
| 464 if (mresult) | |
| 465 { | |
| 466 rtype = mresult->packed_type (call_conv); | |
| 467 if (sret ()) | |
| 468 { | |
| 469 llvm_args.push_back (rtype->getPointerTo ()); | |
| 470 rtype = llvm::Type::getVoidTy (context); | |
| 471 } | |
| 472 } | |
| 473 | |
| 474 for (std::vector<jit_type *>::const_iterator iter = args.begin (); | |
| 475 iter != args.end (); ++iter) | |
| 476 { | |
| 477 jit_type *ty = *iter; | |
| 478 assert (ty); | |
| 479 llvm::Type *argty = ty->packed_type (call_conv); | |
| 480 if (ty->pointer_arg (call_conv)) | |
| 481 argty = argty->getPointerTo (); | |
| 482 | |
| 483 llvm_args.push_back (argty); | |
| 484 } | |
| 485 | |
| 486 // we mark all functinos as external linkage because this prevents llvm | |
| 487 // from getting rid of always inline functions | |
| 488 llvm::FunctionType *ft = llvm::FunctionType::get (rtype, llvm_args, false); | |
| 489 llvm_function = llvm::Function::Create (ft, llvm::Function::ExternalLinkage, | |
| 490 aname, module); | |
| 491 if (call_conv == jit_convention::internal) | |
| 492 llvm_function->addFnAttr (llvm::Attribute::AlwaysInline); | |
| 493 } | |
| 494 | |
| 495 jit_function::jit_function (const jit_function& fn, jit_type *aresult, | |
| 496 const std::vector<jit_type *>& aargs) | |
| 497 : module (fn.module), llvm_function (fn.llvm_function), mresult (aresult), | |
| 498 args (aargs), call_conv (fn.call_conv), mcan_error (fn.mcan_error) | |
| 499 { | |
| 500 } | |
| 501 | |
| 502 jit_function::jit_function (const jit_function& fn) | |
| 503 : module (fn.module), llvm_function (fn.llvm_function), mresult (fn.mresult), | |
| 504 args (fn.args), call_conv (fn.call_conv), mcan_error (fn.mcan_error) | |
| 505 {} | |
| 506 | |
| 507 std::string | |
| 508 jit_function::name (void) const | |
| 509 { | |
| 510 return llvm_function->getName (); | |
| 511 } | |
| 512 | |
| 513 llvm::BasicBlock * | |
| 514 jit_function::new_block (const std::string& aname, | |
| 515 llvm::BasicBlock *insert_before) | |
| 516 { | |
| 517 return llvm::BasicBlock::Create (context, aname, llvm_function, | |
| 518 insert_before); | |
| 519 } | |
| 520 | |
| 521 llvm::Value * | |
| 522 jit_function::call (llvm::IRBuilderD& builder, | |
| 523 const std::vector<jit_value *>& in_args) const | |
| 524 { | |
| 525 assert (in_args.size () == args.size ()); | |
| 526 | |
| 527 std::vector<llvm::Value *> llvm_args (args.size ()); | |
| 528 for (size_t i = 0; i < in_args.size (); ++i) | |
| 529 llvm_args[i] = in_args[i]->to_llvm (); | |
| 530 | |
| 531 return call (builder, llvm_args); | |
| 532 } | |
| 533 | |
| 534 llvm::Value * | |
| 535 jit_function::call (llvm::IRBuilderD& builder, | |
| 536 const std::vector<llvm::Value *>& in_args) const | |
| 537 { | |
| 538 assert (valid ()); | |
| 539 assert (in_args.size () == args.size ()); | |
| 540 llvm::Function *stacksave | |
| 541 = llvm::Intrinsic::getDeclaration (module, llvm::Intrinsic::stacksave); | |
| 542 llvm::SmallVector<llvm::Value *, 10> llvm_args; | |
| 543 llvm_args.reserve (in_args.size () + sret ()); | |
| 544 | |
| 545 llvm::Value *sret_mem = 0; | |
| 546 llvm::Value *saved_stack = 0; | |
| 547 if (sret ()) | |
| 548 { | |
| 549 saved_stack = builder.CreateCall (stacksave); | |
| 550 sret_mem = builder.CreateAlloca (mresult->packed_type (call_conv)); | |
| 551 llvm_args.push_back (sret_mem); | |
| 552 } | |
| 553 | |
| 554 for (size_t i = 0; i < in_args.size (); ++i) | |
| 555 { | |
| 556 llvm::Value *arg = in_args[i]; | |
| 557 jit_type::convert_fn convert = args[i]->pack (call_conv); | |
| 558 if (convert) | |
| 559 arg = convert (builder, arg); | |
| 560 | |
| 561 if (args[i]->pointer_arg (call_conv)) | |
| 562 { | |
| 563 if (! saved_stack) | |
| 564 saved_stack = builder.CreateCall (stacksave); | |
| 565 | |
| 566 arg = builder.CreateAlloca (args[i]->to_llvm ()); | |
| 567 builder.CreateStore (in_args[i], arg); | |
| 568 } | |
| 569 | |
| 570 llvm_args.push_back (arg); | |
| 571 } | |
| 572 | |
| 573 llvm::Value *ret = builder.CreateCall (llvm_function, llvm_args); | |
| 574 if (sret_mem) | |
| 575 ret = builder.CreateLoad (sret_mem); | |
| 576 | |
| 577 if (mresult) | |
| 578 { | |
| 579 jit_type::convert_fn unpack = mresult->unpack (call_conv); | |
| 580 if (unpack) | |
| 581 ret = unpack (builder, ret); | |
| 582 } | |
| 583 | |
| 584 if (saved_stack) | |
| 585 { | |
| 586 llvm::Function *stackrestore | |
| 587 = llvm::Intrinsic::getDeclaration (module, | |
| 588 llvm::Intrinsic::stackrestore); | |
| 589 builder.CreateCall (stackrestore, saved_stack); | |
| 590 } | |
| 591 | |
| 592 return ret; | |
| 593 } | |
| 594 | |
| 595 llvm::Value * | |
| 596 jit_function::argument (llvm::IRBuilderD& builder, size_t idx) const | |
| 597 { | |
| 598 assert (idx < args.size ()); | |
| 599 | |
| 600 // FIXME: We should be treating arguments like a list, not a vector. Shouldn't | |
| 601 // matter much for now, as the number of arguments shouldn't be much bigger | |
| 602 // than 4 | |
| 603 llvm::Function::arg_iterator iter = llvm_function->arg_begin (); | |
| 604 if (sret ()) | |
| 605 ++iter; | |
| 606 | |
| 607 for (size_t i = 0; i < idx; ++i, ++iter); | |
| 608 | |
| 609 if (args[idx]->pointer_arg (call_conv)) | |
| 610 return builder.CreateLoad (iter); | |
| 611 | |
| 612 return iter; | |
| 613 } | |
| 614 | |
| 615 void | |
| 616 jit_function::do_return (llvm::IRBuilderD& builder, llvm::Value *rval) | |
| 617 { | |
| 618 assert (! rval == ! mresult); | |
| 619 | |
| 620 if (rval) | |
| 621 { | |
| 622 jit_type::convert_fn convert = mresult->pack (call_conv); | |
| 623 if (convert) | |
| 624 rval = convert (builder, rval); | |
| 625 | |
| 626 if (sret ()) | |
| 627 builder.CreateStore (rval, llvm_function->arg_begin ()); | |
| 628 else | |
| 629 builder.CreateRet (rval); | |
| 630 } | |
| 631 else | |
| 632 builder.CreateRetVoid (); | |
| 633 | |
| 634 llvm::verifyFunction (*llvm_function); | |
| 635 } | |
| 636 | |
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637 void |
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638 jit_function::do_add_mapping (llvm::ExecutionEngine *engine, void *fn) |
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639 { |
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640 assert (valid ()); |
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641 engine->addGlobalMapping (llvm_function, fn); |
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642 } |
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643 |
| 15016 | 644 std::ostream& |
| 645 operator<< (std::ostream& os, const jit_function& fn) | |
| 646 { | |
| 647 llvm::Function *lfn = fn.to_llvm (); | |
| 648 os << "jit_function: cc=" << fn.call_conv; | |
| 649 llvm::raw_os_ostream llvm_out (os); | |
| 650 lfn->print (llvm_out); | |
| 651 llvm_out.flush (); | |
| 652 return os; | |
| 653 } | |
| 654 | |
| 655 // -------------------- jit_operation -------------------- | |
| 656 void | |
| 657 jit_operation::add_overload (const jit_function& func, | |
| 658 const std::vector<jit_type*>& args) | |
| 659 { | |
| 660 if (args.size () >= overloads.size ()) | |
| 661 overloads.resize (args.size () + 1); | |
| 662 | |
| 663 Array<jit_function>& over = overloads[args.size ()]; | |
| 664 dim_vector dv (over.dims ()); | |
| 665 Array<octave_idx_type> idx = to_idx (args); | |
| 666 bool must_resize = false; | |
| 667 | |
| 668 if (dv.length () != idx.numel ()) | |
| 669 { | |
| 670 dv.resize (idx.numel ()); | |
| 671 must_resize = true; | |
| 672 } | |
| 673 | |
| 674 for (octave_idx_type i = 0; i < dv.length (); ++i) | |
| 675 if (dv(i) <= idx(i)) | |
| 676 { | |
| 677 must_resize = true; | |
| 678 dv(i) = idx(i) + 1; | |
| 679 } | |
| 680 | |
| 681 if (must_resize) | |
| 682 over.resize (dv); | |
| 683 | |
| 684 over(idx) = func; | |
| 685 } | |
| 686 | |
| 687 const jit_function& | |
| 688 jit_operation::overload (const std::vector<jit_type*>& types) const | |
| 689 { | |
| 690 // FIXME: We should search for the next best overload on failure | |
| 691 static jit_function null_overload; | |
| 692 if (types.size () >= overloads.size ()) | |
| 693 return null_overload; | |
| 694 | |
| 695 for (size_t i =0; i < types.size (); ++i) | |
| 696 if (! types[i]) | |
| 697 return null_overload; | |
| 698 | |
| 699 const Array<jit_function>& over = overloads[types.size ()]; | |
| 700 dim_vector dv (over.dims ()); | |
| 701 Array<octave_idx_type> idx = to_idx (types); | |
| 702 for (octave_idx_type i = 0; i < dv.length (); ++i) | |
| 703 if (idx(i) >= dv(i)) | |
| 704 return null_overload; | |
| 705 | |
| 706 return over(idx); | |
| 707 } | |
| 708 | |
| 709 Array<octave_idx_type> | |
| 710 jit_operation::to_idx (const std::vector<jit_type*>& types) const | |
| 711 { | |
| 712 octave_idx_type numel = types.size (); | |
| 713 if (numel == 1) | |
| 714 numel = 2; | |
| 715 | |
| 716 Array<octave_idx_type> idx (dim_vector (1, numel)); | |
| 717 for (octave_idx_type i = 0; i < static_cast<octave_idx_type> (types.size ()); | |
| 718 ++i) | |
| 719 idx(i) = types[i]->type_id (); | |
| 720 | |
| 721 if (types.size () == 1) | |
| 722 { | |
| 723 idx(1) = idx(0); | |
| 724 idx(0) = 0; | |
| 725 } | |
| 726 | |
| 727 return idx; | |
| 728 } | |
| 729 | |
| 730 // -------------------- jit_typeinfo -------------------- | |
| 731 void | |
| 732 jit_typeinfo::initialize (llvm::Module *m, llvm::ExecutionEngine *e) | |
| 733 { | |
| 734 new jit_typeinfo (m, e); | |
| 735 } | |
| 736 | |
| 737 jit_typeinfo::jit_typeinfo (llvm::Module *m, llvm::ExecutionEngine *e) | |
| 738 : module (m), engine (e), next_id (0), | |
| 739 builder (*new llvm::IRBuilderD (context)) | |
| 740 { | |
| 741 instance = this; | |
| 742 | |
| 743 // FIXME: We should be registering types like in octave_value_typeinfo | |
| 744 llvm::Type *any_t = llvm::StructType::create (context, "octave_base_value"); | |
| 745 any_t = any_t->getPointerTo (); | |
| 746 | |
| 747 llvm::Type *scalar_t = llvm::Type::getDoubleTy (context); | |
| 748 llvm::Type *bool_t = llvm::Type::getInt1Ty (context); | |
| 749 llvm::Type *string_t = llvm::Type::getInt8Ty (context); | |
| 750 string_t = string_t->getPointerTo (); | |
| 751 llvm::Type *index_t = llvm::Type::getIntNTy (context, | |
| 752 sizeof(octave_idx_type) * 8); | |
| 753 | |
| 754 llvm::StructType *range_t = llvm::StructType::create (context, "range"); | |
| 755 std::vector<llvm::Type *> range_contents (4, scalar_t); | |
| 756 range_contents[3] = index_t; | |
| 757 range_t->setBody (range_contents); | |
| 758 | |
| 759 llvm::Type *refcount_t = llvm::Type::getIntNTy (context, sizeof(int) * 8); | |
| 760 | |
| 761 llvm::StructType *matrix_t = llvm::StructType::create (context, "matrix"); | |
| 762 llvm::Type *matrix_contents[5]; | |
| 763 matrix_contents[0] = refcount_t->getPointerTo (); | |
| 764 matrix_contents[1] = scalar_t->getPointerTo (); | |
| 765 matrix_contents[2] = index_t; | |
| 766 matrix_contents[3] = index_t->getPointerTo (); | |
| 767 matrix_contents[4] = string_t; | |
| 768 matrix_t->setBody (llvm::makeArrayRef (matrix_contents, 5)); | |
| 769 | |
| 770 llvm::Type *complex_t = llvm::VectorType::get (scalar_t, 2); | |
| 771 | |
| 772 // complex_ret is what is passed to C functions in order to get calling | |
| 773 // convention right | |
| 774 complex_ret = llvm::StructType::create (context, "complex_ret"); | |
| 775 llvm::Type *complex_ret_contents[] = {scalar_t, scalar_t}; | |
| 776 complex_ret->setBody (complex_ret_contents); | |
| 777 | |
| 778 // create types | |
| 779 any = new_type ("any", 0, any_t); | |
| 780 matrix = new_type ("matrix", any, matrix_t); | |
| 781 complex = new_type ("complex", any, complex_t); | |
| 782 scalar = new_type ("scalar", complex, scalar_t); | |
| 783 range = new_type ("range", any, range_t); | |
| 784 string = new_type ("string", any, string_t); | |
| 785 boolean = new_type ("bool", any, bool_t); | |
| 786 index = new_type ("index", any, index_t); | |
| 787 | |
| 788 create_int (8); | |
| 789 create_int (16); | |
| 790 create_int (32); | |
| 791 create_int (64); | |
| 792 | |
| 793 casts.resize (next_id + 1); | |
| 794 identities.resize (next_id + 1); | |
| 795 | |
| 796 // specify calling conventions | |
| 797 // FIXME: We should detect architecture and do something sane based on that | |
| 798 // here we assume x86 or x86_64 | |
| 799 matrix->mark_sret (); | |
| 800 matrix->mark_pointer_arg (); | |
| 801 | |
| 802 range->mark_sret (); | |
| 803 range->mark_pointer_arg (); | |
| 804 | |
| 805 complex->set_pack (jit_convention::external, &jit_typeinfo::pack_complex); | |
| 806 complex->set_unpack (jit_convention::external, &jit_typeinfo::unpack_complex); | |
| 807 complex->set_packed_type (jit_convention::external, complex_ret); | |
| 808 | |
| 809 if (sizeof (void *) == 4) | |
| 810 complex->mark_sret (); | |
| 811 | |
| 812 // bind global variables | |
| 813 lerror_state = new llvm::GlobalVariable (*module, bool_t, false, | |
| 814 llvm::GlobalValue::ExternalLinkage, | |
| 815 0, "error_state"); | |
| 816 engine->addGlobalMapping (lerror_state, | |
| 817 reinterpret_cast<void *> (&error_state)); | |
| 818 | |
| 819 // any with anything is an any op | |
| 820 jit_function fn; | |
| 821 jit_type *binary_op_type = intN (sizeof (octave_value::binary_op) * 8); | |
| 822 llvm::Type *llvm_bo_type = binary_op_type->to_llvm (); | |
| 823 jit_function any_binary = create_function (jit_convention::external, | |
| 824 "octave_jit_binary_any_any", | |
| 825 any, binary_op_type, any, any); | |
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826 any_binary.add_mapping (engine, &octave_jit_binary_any_any); |
| 15016 | 827 any_binary.mark_can_error (); |
| 828 binary_ops.resize (octave_value::num_binary_ops); | |
| 829 for (size_t i = 0; i < octave_value::num_binary_ops; ++i) | |
| 830 { | |
| 831 octave_value::binary_op op = static_cast<octave_value::binary_op> (i); | |
| 832 std::string op_name = octave_value::binary_op_as_string (op); | |
| 833 binary_ops[i].stash_name ("binary" + op_name); | |
| 834 } | |
| 835 | |
| 836 for (int op = 0; op < octave_value::num_binary_ops; ++op) | |
| 837 { | |
| 838 llvm::Twine fn_name ("octave_jit_binary_any_any_"); | |
| 839 fn_name = fn_name + llvm::Twine (op); | |
| 840 | |
| 841 fn = create_function (jit_convention::internal, fn_name, any, any, any); | |
| 842 fn.mark_can_error (); | |
| 843 llvm::BasicBlock *block = fn.new_block (); | |
| 844 builder.SetInsertPoint (block); | |
| 845 llvm::APInt op_int(sizeof (octave_value::binary_op) * 8, op, | |
| 846 std::numeric_limits<octave_value::binary_op>::is_signed); | |
| 847 llvm::Value *op_as_llvm = llvm::ConstantInt::get (llvm_bo_type, op_int); | |
| 848 llvm::Value *ret = any_binary.call (builder, op_as_llvm, | |
| 849 fn.argument (builder, 0), | |
| 850 fn.argument (builder, 1)); | |
| 851 fn.do_return (builder, ret); | |
| 852 binary_ops[op].add_overload (fn); | |
| 853 } | |
| 854 | |
| 855 // grab any | |
| 856 fn = create_function (jit_convention::external, "octave_jit_grab_any", any, | |
| 857 any); | |
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858 fn.add_mapping (engine, &octave_jit_grab_any); |
| 15016 | 859 grab_fn.add_overload (fn); |
| 860 grab_fn.stash_name ("grab"); | |
| 861 | |
| 862 // grab matrix | |
| 863 fn = create_function (jit_convention::external, "octave_jit_grab_matrix", | |
| 864 matrix, matrix); | |
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865 fn.add_mapping (engine, &octave_jit_grab_matrix); |
| 15016 | 866 grab_fn.add_overload (fn); |
| 867 | |
| 868 // release any | |
| 869 fn = create_function (jit_convention::external, "octave_jit_release_any", 0, | |
| 870 any); | |
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871 fn.add_mapping (engine, &octave_jit_release_any); |
| 15016 | 872 release_fn.add_overload (fn); |
| 873 release_fn.stash_name ("release"); | |
| 874 | |
| 875 // release matrix | |
| 876 fn = create_function (jit_convention::external, "octave_jit_release_matrix", | |
| 877 0, matrix); | |
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878 fn.add_mapping (engine, &octave_jit_release_matrix); |
| 15016 | 879 release_fn.add_overload (fn); |
| 880 | |
| 881 // release scalar | |
| 882 fn = create_identity (scalar); | |
| 883 release_fn.add_overload (fn); | |
| 884 | |
| 885 // release complex | |
| 886 fn = create_identity (complex); | |
| 887 release_fn.add_overload (fn); | |
| 888 | |
| 889 // release index | |
| 890 fn = create_identity (index); | |
| 891 release_fn.add_overload (fn); | |
| 892 | |
| 893 // now for binary scalar operations | |
| 894 // FIXME: Finish all operations | |
| 895 add_binary_op (scalar, octave_value::op_add, llvm::Instruction::FAdd); | |
| 896 add_binary_op (scalar, octave_value::op_sub, llvm::Instruction::FSub); | |
| 897 add_binary_op (scalar, octave_value::op_mul, llvm::Instruction::FMul); | |
| 898 add_binary_op (scalar, octave_value::op_el_mul, llvm::Instruction::FMul); | |
| 899 | |
| 900 add_binary_fcmp (scalar, octave_value::op_lt, llvm::CmpInst::FCMP_ULT); | |
| 901 add_binary_fcmp (scalar, octave_value::op_le, llvm::CmpInst::FCMP_ULE); | |
| 902 add_binary_fcmp (scalar, octave_value::op_eq, llvm::CmpInst::FCMP_UEQ); | |
| 903 add_binary_fcmp (scalar, octave_value::op_ge, llvm::CmpInst::FCMP_UGE); | |
| 904 add_binary_fcmp (scalar, octave_value::op_gt, llvm::CmpInst::FCMP_UGT); | |
| 905 add_binary_fcmp (scalar, octave_value::op_ne, llvm::CmpInst::FCMP_UNE); | |
| 906 | |
| 907 jit_function gripe_div0 = create_function (jit_convention::external, | |
| 908 "gripe_divide_by_zero", 0); | |
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909 gripe_div0.add_mapping (engine, &gripe_divide_by_zero); |
| 15016 | 910 gripe_div0.mark_can_error (); |
| 911 | |
| 912 // divide is annoying because it might error | |
| 913 fn = create_function (jit_convention::internal, | |
| 914 "octave_jit_div_scalar_scalar", scalar, scalar, scalar); | |
| 915 fn.mark_can_error (); | |
| 916 | |
| 917 llvm::BasicBlock *body = fn.new_block (); | |
| 918 builder.SetInsertPoint (body); | |
| 919 { | |
| 920 llvm::BasicBlock *warn_block = fn.new_block ("warn"); | |
| 921 llvm::BasicBlock *normal_block = fn.new_block ("normal"); | |
| 922 | |
| 923 llvm::Value *zero = llvm::ConstantFP::get (scalar_t, 0); | |
| 924 llvm::Value *check = builder.CreateFCmpUEQ (zero, fn.argument (builder, 0)); | |
| 925 builder.CreateCondBr (check, warn_block, normal_block); | |
| 926 | |
| 927 builder.SetInsertPoint (warn_block); | |
| 928 gripe_div0.call (builder); | |
| 929 builder.CreateBr (normal_block); | |
| 930 | |
| 931 builder.SetInsertPoint (normal_block); | |
| 932 llvm::Value *ret = builder.CreateFDiv (fn.argument (builder, 0), | |
| 933 fn.argument (builder, 1)); | |
| 934 fn.do_return (builder, ret); | |
| 935 } | |
| 936 binary_ops[octave_value::op_div].add_overload (fn); | |
| 937 binary_ops[octave_value::op_el_div].add_overload (fn); | |
| 938 | |
| 939 // ldiv is the same as div with the operators reversed | |
| 940 fn = mirror_binary (fn); | |
| 941 binary_ops[octave_value::op_ldiv].add_overload (fn); | |
| 942 binary_ops[octave_value::op_el_ldiv].add_overload (fn); | |
| 943 | |
| 944 // In general, the result of scalar ^ scalar is a complex number. We might be | |
| 945 // able to improve on this if we keep track of the range of values varaibles | |
| 946 // can take on. | |
| 947 fn = create_function (jit_convention::external, | |
| 948 "octave_jit_pow_scalar_scalar", complex, scalar, | |
| 949 scalar); | |
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950 fn.add_mapping (engine, &octave_jit_pow_scalar_scalar); |
| 15016 | 951 binary_ops[octave_value::op_pow].add_overload (fn); |
| 952 binary_ops[octave_value::op_el_pow].add_overload (fn); | |
| 953 | |
| 954 // now for binary complex operations | |
| 955 add_binary_op (complex, octave_value::op_add, llvm::Instruction::FAdd); | |
| 956 add_binary_op (complex, octave_value::op_sub, llvm::Instruction::FSub); | |
| 957 | |
| 958 fn = create_function (jit_convention::internal, | |
| 959 "octave_jit_*_complex_complex", complex, complex, | |
| 960 complex); | |
| 961 body = fn.new_block (); | |
| 962 builder.SetInsertPoint (body); | |
| 963 { | |
| 964 // (x0*x1 - y0*y1, x0*y1 + y0*x1) = (x0,y0) * (x1,y1) | |
| 965 // We compute this in one vectorized multiplication, a subtraction, and an | |
| 966 // addition. | |
| 967 llvm::Value *lhs = fn.argument (builder, 0); | |
| 968 llvm::Value *rhs = fn.argument (builder, 1); | |
| 969 | |
| 970 // FIXME: We need a better way of doing this, working with llvm's IR | |
| 971 // directly is sort of a pain. | |
| 972 llvm::Value *zero = builder.getInt32 (0); | |
| 973 llvm::Value *one = builder.getInt32 (1); | |
| 974 llvm::Value *two = builder.getInt32 (2); | |
| 975 llvm::Value *three = builder.getInt32 (3); | |
| 976 | |
| 977 llvm::Type *vec4 = llvm::VectorType::get (scalar_t, 4); | |
| 978 llvm::Value *mlhs = llvm::UndefValue::get (vec4); | |
| 979 llvm::Value *mrhs = mlhs; | |
| 980 | |
| 981 llvm::Value *temp = complex_real (lhs); | |
| 982 mlhs = builder.CreateInsertElement (mlhs, temp, zero); | |
| 983 mlhs = builder.CreateInsertElement (mlhs, temp, two); | |
| 984 temp = complex_imag (lhs); | |
| 985 mlhs = builder.CreateInsertElement (mlhs, temp, one); | |
| 986 mlhs = builder.CreateInsertElement (mlhs, temp, three); | |
| 987 | |
| 988 temp = complex_real (rhs); | |
| 989 mrhs = builder.CreateInsertElement (mrhs, temp, zero); | |
| 990 mrhs = builder.CreateInsertElement (mrhs, temp, three); | |
| 991 temp = complex_imag (rhs); | |
| 992 mrhs = builder.CreateInsertElement (mrhs, temp, one); | |
| 993 mrhs = builder.CreateInsertElement (mrhs, temp, two); | |
| 994 | |
| 995 llvm::Value *mres = builder.CreateFMul (mlhs, mrhs); | |
| 996 llvm::Value *tlhs = builder.CreateExtractElement (mres, zero); | |
| 997 llvm::Value *trhs = builder.CreateExtractElement (mres, one); | |
| 998 llvm::Value *ret_real = builder.CreateFSub (tlhs, trhs); | |
| 999 | |
| 1000 tlhs = builder.CreateExtractElement (mres, two); | |
| 1001 trhs = builder.CreateExtractElement (mres, three); | |
| 1002 llvm::Value *ret_imag = builder.CreateFAdd (tlhs, trhs); | |
| 1003 fn.do_return (builder, complex_new (ret_real, ret_imag)); | |
| 1004 } | |
| 1005 | |
| 1006 binary_ops[octave_value::op_mul].add_overload (fn); | |
| 1007 binary_ops[octave_value::op_el_mul].add_overload (fn); | |
| 1008 | |
| 1009 jit_function complex_div = create_function (jit_convention::external, | |
| 1010 "octave_jit_complex_div", | |
| 1011 complex, complex, complex); | |
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1012 complex_div.add_mapping (engine, &octave_jit_complex_div); |
| 15016 | 1013 complex_div.mark_can_error (); |
| 1014 binary_ops[octave_value::op_div].add_overload (fn); | |
| 1015 binary_ops[octave_value::op_ldiv].add_overload (fn); | |
| 1016 | |
| 1017 fn = mirror_binary (complex_div); | |
| 1018 binary_ops[octave_value::op_ldiv].add_overload (fn); | |
| 1019 binary_ops[octave_value::op_el_ldiv].add_overload (fn); | |
| 1020 | |
| 1021 fn = create_function (jit_convention::external, | |
| 1022 "octave_jit_pow_complex_complex", complex, complex, | |
| 1023 complex); | |
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1024 fn.add_mapping (engine, &octave_jit_pow_complex_complex); |
| 15016 | 1025 binary_ops[octave_value::op_pow].add_overload (fn); |
| 1026 binary_ops[octave_value::op_el_pow].add_overload (fn); | |
| 1027 | |
| 1028 fn = create_function (jit_convention::internal, | |
| 1029 "octave_jit_*_scalar_complex", complex, scalar, | |
| 1030 complex); | |
| 1031 jit_function mul_scalar_complex = fn; | |
| 1032 body = fn.new_block (); | |
| 1033 builder.SetInsertPoint (body); | |
| 1034 { | |
| 1035 llvm::Value *lhs = fn.argument (builder, 0); | |
| 1036 llvm::Value *tlhs = complex_new (lhs, lhs); | |
| 1037 llvm::Value *rhs = fn.argument (builder, 1); | |
| 1038 fn.do_return (builder, builder.CreateFMul (tlhs, rhs)); | |
| 1039 } | |
| 1040 binary_ops[octave_value::op_mul].add_overload (fn); | |
| 1041 binary_ops[octave_value::op_el_mul].add_overload (fn); | |
| 1042 | |
| 1043 | |
| 1044 fn = mirror_binary (mul_scalar_complex); | |
| 1045 binary_ops[octave_value::op_mul].add_overload (fn); | |
| 1046 binary_ops[octave_value::op_el_mul].add_overload (fn); | |
| 1047 | |
| 1048 fn = create_function (jit_convention::internal, "octave_jit_+_scalar_complex", | |
| 1049 complex, scalar, complex); | |
| 1050 body = fn.new_block (); | |
| 1051 builder.SetInsertPoint (body); | |
| 1052 { | |
| 1053 llvm::Value *lhs = fn.argument (builder, 0); | |
| 1054 llvm::Value *rhs = fn.argument (builder, 1); | |
| 1055 llvm::Value *real = builder.CreateFAdd (lhs, complex_real (rhs)); | |
| 1056 fn.do_return (builder, complex_real (rhs, real)); | |
| 1057 } | |
| 1058 binary_ops[octave_value::op_add].add_overload (fn); | |
| 1059 | |
| 1060 fn = mirror_binary (fn); | |
| 1061 binary_ops[octave_value::op_add].add_overload (fn); | |
| 1062 | |
| 1063 fn = create_function (jit_convention::internal, "octave_jit_-_complex_scalar", | |
| 1064 complex, complex, scalar); | |
| 1065 body = fn.new_block (); | |
| 1066 builder.SetInsertPoint (body); | |
| 1067 { | |
| 1068 llvm::Value *lhs = fn.argument (builder, 0); | |
| 1069 llvm::Value *rhs = fn.argument (builder, 1); | |
| 1070 llvm::Value *real = builder.CreateFSub (complex_real (lhs), rhs); | |
| 1071 fn.do_return (builder, complex_real (lhs, real)); | |
| 1072 } | |
| 1073 binary_ops[octave_value::op_sub].add_overload (fn); | |
| 1074 | |
| 1075 fn = create_function (jit_convention::internal, "octave_jit_-_scalar_complex", | |
| 1076 complex, scalar, complex); | |
| 1077 body = fn.new_block (); | |
| 1078 builder.SetInsertPoint (body); | |
| 1079 { | |
| 1080 llvm::Value *lhs = fn.argument (builder, 0); | |
| 1081 llvm::Value *rhs = fn.argument (builder, 1); | |
| 1082 llvm::Value *real = builder.CreateFSub (lhs, complex_real (rhs)); | |
| 1083 fn.do_return (builder, complex_real (rhs, real)); | |
| 1084 } | |
| 1085 binary_ops[octave_value::op_sub].add_overload (fn); | |
| 1086 | |
| 1087 fn = create_function (jit_convention::external, | |
| 1088 "octave_jit_pow_scalar_complex", complex, scalar, | |
| 1089 complex); | |
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1090 fn.add_mapping (engine, &octave_jit_pow_scalar_complex); |
| 15016 | 1091 binary_ops[octave_value::op_pow].add_overload (fn); |
| 1092 binary_ops[octave_value::op_el_pow].add_overload (fn); | |
| 1093 | |
| 1094 fn = create_function (jit_convention::external, | |
| 1095 "octave_jit_pow_complex_scalar", complex, complex, | |
| 1096 scalar); | |
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1097 fn.add_mapping (engine, &octave_jit_pow_complex_scalar); |
| 15016 | 1098 binary_ops[octave_value::op_pow].add_overload (fn); |
| 1099 binary_ops[octave_value::op_el_pow].add_overload (fn); | |
| 1100 | |
| 1101 // now for binary index operators | |
| 1102 add_binary_op (index, octave_value::op_add, llvm::Instruction::Add); | |
| 1103 | |
| 1104 // and binary bool operators | |
| 1105 add_binary_op (boolean, octave_value::op_el_or, llvm::Instruction::Or); | |
| 1106 add_binary_op (boolean, octave_value::op_el_and, llvm::Instruction::And); | |
| 1107 | |
| 1108 // now for printing functions | |
| 1109 print_fn.stash_name ("print"); | |
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1110 add_print (any, reinterpret_cast<void *> (&octave_jit_print_any)); |
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1111 add_print (scalar, reinterpret_cast<void *> (&octave_jit_print_scalar)); |
| 15016 | 1112 |
| 1113 // initialize for loop | |
| 1114 for_init_fn.stash_name ("for_init"); | |
| 1115 | |
| 1116 fn = create_function (jit_convention::internal, "octave_jit_for_range_init", | |
| 1117 index, range); | |
| 1118 body = fn.new_block (); | |
| 1119 builder.SetInsertPoint (body); | |
| 1120 { | |
| 1121 llvm::Value *zero = llvm::ConstantInt::get (index_t, 0); | |
| 1122 fn.do_return (builder, zero); | |
| 1123 } | |
| 1124 for_init_fn.add_overload (fn); | |
| 1125 | |
| 1126 // bounds check for for loop | |
| 1127 for_check_fn.stash_name ("for_check"); | |
| 1128 | |
| 1129 fn = create_function (jit_convention::internal, "octave_jit_for_range_check", | |
| 1130 boolean, range, index); | |
| 1131 body = fn.new_block (); | |
| 1132 builder.SetInsertPoint (body); | |
| 1133 { | |
| 1134 llvm::Value *nelem | |
| 1135 = builder.CreateExtractValue (fn.argument (builder, 0), 3); | |
| 1136 llvm::Value *idx = fn.argument (builder, 1); | |
| 1137 llvm::Value *ret = builder.CreateICmpULT (idx, nelem); | |
| 1138 fn.do_return (builder, ret); | |
| 1139 } | |
| 1140 for_check_fn.add_overload (fn); | |
| 1141 | |
| 1142 // index variabe for for loop | |
| 1143 for_index_fn.stash_name ("for_index"); | |
| 1144 | |
| 1145 fn = create_function (jit_convention::internal, "octave_jit_for_range_idx", | |
| 1146 scalar, range, index); | |
| 1147 body = fn.new_block (); | |
| 1148 builder.SetInsertPoint (body); | |
| 1149 { | |
| 1150 llvm::Value *idx = fn.argument (builder, 1); | |
| 1151 llvm::Value *didx = builder.CreateSIToFP (idx, scalar_t); | |
| 1152 llvm::Value *rng = fn.argument (builder, 0); | |
| 1153 llvm::Value *base = builder.CreateExtractValue (rng, 0); | |
| 1154 llvm::Value *inc = builder.CreateExtractValue (rng, 2); | |
| 1155 | |
| 1156 llvm::Value *ret = builder.CreateFMul (didx, inc); | |
| 1157 ret = builder.CreateFAdd (base, ret); | |
| 1158 fn.do_return (builder, ret); | |
| 1159 } | |
| 1160 for_index_fn.add_overload (fn); | |
| 1161 | |
| 1162 // logically true | |
| 1163 logically_true_fn.stash_name ("logically_true"); | |
| 1164 | |
| 1165 jit_function gripe_nantl | |
| 1166 = create_function (jit_convention::external, | |
| 1167 "octave_jit_gripe_nan_to_logical_conversion", 0); | |
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1168 gripe_nantl.add_mapping (engine, &octave_jit_gripe_nan_to_logical_conversion); |
| 15016 | 1169 gripe_nantl.mark_can_error (); |
| 1170 | |
| 1171 fn = create_function (jit_convention::internal, | |
| 1172 "octave_jit_logically_true_scalar", boolean, scalar); | |
| 1173 fn.mark_can_error (); | |
| 1174 | |
| 1175 body = fn.new_block (); | |
| 1176 builder.SetInsertPoint (body); | |
| 1177 { | |
| 1178 llvm::BasicBlock *error_block = fn.new_block ("error"); | |
| 1179 llvm::BasicBlock *normal_block = fn.new_block ("normal"); | |
| 1180 | |
| 1181 llvm::Value *check = builder.CreateFCmpUNE (fn.argument (builder, 0), | |
| 1182 fn.argument (builder, 0)); | |
| 1183 builder.CreateCondBr (check, error_block, normal_block); | |
| 1184 | |
| 1185 builder.SetInsertPoint (error_block); | |
| 1186 gripe_nantl.call (builder); | |
| 1187 builder.CreateBr (normal_block); | |
| 1188 builder.SetInsertPoint (normal_block); | |
| 1189 | |
| 1190 llvm::Value *zero = llvm::ConstantFP::get (scalar_t, 0); | |
| 1191 llvm::Value *ret = builder.CreateFCmpONE (fn.argument (builder, 0), zero); | |
| 1192 fn.do_return (builder, ret); | |
| 1193 } | |
| 1194 logically_true_fn.add_overload (fn); | |
| 1195 | |
| 1196 // logically_true boolean | |
| 1197 fn = create_identity (boolean); | |
| 1198 logically_true_fn.add_overload (fn); | |
| 1199 | |
| 1200 // make_range | |
| 1201 // FIXME: May be benificial to implement all in LLVM | |
| 1202 make_range_fn.stash_name ("make_range"); | |
| 1203 jit_function compute_nelem | |
| 1204 = create_function (jit_convention::external, "octave_jit_compute_nelem", | |
| 1205 index, scalar, scalar, scalar); | |
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1206 compute_nelem.add_mapping (engine, &octave_jit_compute_nelem); |
| 15016 | 1207 |
| 1208 fn = create_function (jit_convention::internal, "octave_jit_make_range", | |
| 1209 range, scalar, scalar, scalar); | |
| 1210 body = fn.new_block (); | |
| 1211 builder.SetInsertPoint (body); | |
| 1212 { | |
| 1213 llvm::Value *base = fn.argument (builder, 0); | |
| 1214 llvm::Value *limit = fn.argument (builder, 1); | |
| 1215 llvm::Value *inc = fn.argument (builder, 2); | |
| 1216 llvm::Value *nelem = compute_nelem.call (builder, base, limit, inc); | |
| 1217 | |
| 1218 llvm::Value *dzero = llvm::ConstantFP::get (scalar_t, 0); | |
| 1219 llvm::Value *izero = llvm::ConstantInt::get (index_t, 0); | |
| 1220 llvm::Value *rng = llvm::ConstantStruct::get (range_t, dzero, dzero, dzero, | |
| 1221 izero, NULL); | |
| 1222 rng = builder.CreateInsertValue (rng, base, 0); | |
| 1223 rng = builder.CreateInsertValue (rng, limit, 1); | |
| 1224 rng = builder.CreateInsertValue (rng, inc, 2); | |
| 1225 rng = builder.CreateInsertValue (rng, nelem, 3); | |
| 1226 fn.do_return (builder, rng); | |
| 1227 } | |
| 1228 make_range_fn.add_overload (fn); | |
| 1229 | |
| 1230 // paren_subsref | |
| 1231 jit_type *jit_int = intN (sizeof (int) * 8); | |
| 1232 llvm::Type *int_t = jit_int->to_llvm (); | |
| 1233 jit_function ginvalid_index | |
| 1234 = create_function (jit_convention::external, "octave_jit_ginvalid_index", | |
| 1235 0); | |
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1236 ginvalid_index.add_mapping (engine, &octave_jit_ginvalid_index); |
| 15016 | 1237 jit_function gindex_range = create_function (jit_convention::external, |
| 1238 "octave_jit_gindex_range", | |
| 1239 0, jit_int, jit_int, index, | |
| 1240 index); | |
|
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1241 gindex_range.add_mapping (engine, &octave_jit_gindex_range); |
| 15016 | 1242 |
| 1243 fn = create_function (jit_convention::internal, "()subsref", scalar, matrix, | |
| 1244 scalar); | |
| 1245 fn.mark_can_error (); | |
| 1246 | |
| 1247 body = fn.new_block (); | |
| 1248 builder.SetInsertPoint (body); | |
| 1249 { | |
| 1250 llvm::Value *one = llvm::ConstantInt::get (index_t, 1); | |
| 1251 llvm::Value *ione; | |
| 1252 if (index_t == int_t) | |
| 1253 ione = one; | |
| 1254 else | |
| 1255 ione = llvm::ConstantInt::get (int_t, 1); | |
| 1256 | |
| 1257 llvm::Value *undef = llvm::UndefValue::get (scalar_t); | |
| 1258 llvm::Value *mat = fn.argument (builder, 0); | |
| 1259 llvm::Value *idx = fn.argument (builder, 1); | |
| 1260 | |
| 1261 // convert index to scalar to integer, and check index >= 1 | |
| 1262 llvm::Value *int_idx = builder.CreateFPToSI (idx, index_t); | |
| 1263 llvm::Value *check_idx = builder.CreateSIToFP (int_idx, scalar_t); | |
| 1264 llvm::Value *cond0 = builder.CreateFCmpUNE (idx, check_idx); | |
| 1265 llvm::Value *cond1 = builder.CreateICmpSLT (int_idx, one); | |
| 1266 llvm::Value *cond = builder.CreateOr (cond0, cond1); | |
| 1267 | |
| 1268 llvm::BasicBlock *done = fn.new_block ("done"); | |
| 1269 llvm::BasicBlock *conv_error = fn.new_block ("conv_error", done); | |
| 1270 llvm::BasicBlock *normal = fn.new_block ("normal", done); | |
| 1271 builder.CreateCondBr (cond, conv_error, normal); | |
| 1272 | |
| 1273 builder.SetInsertPoint (conv_error); | |
| 1274 ginvalid_index.call (builder); | |
| 1275 builder.CreateBr (done); | |
| 1276 | |
| 1277 builder.SetInsertPoint (normal); | |
| 1278 llvm::Value *len = builder.CreateExtractValue (mat, | |
| 1279 llvm::ArrayRef<unsigned> (2)); | |
| 1280 cond = builder.CreateICmpSGT (int_idx, len); | |
| 1281 | |
| 1282 | |
| 1283 llvm::BasicBlock *bounds_error = fn.new_block ("bounds_error", done); | |
| 1284 llvm::BasicBlock *success = fn.new_block ("success", done); | |
| 1285 builder.CreateCondBr (cond, bounds_error, success); | |
| 1286 | |
| 1287 builder.SetInsertPoint (bounds_error); | |
| 1288 gindex_range.call (builder, ione, ione, int_idx, len); | |
| 1289 builder.CreateBr (done); | |
| 1290 | |
| 1291 builder.SetInsertPoint (success); | |
| 1292 llvm::Value *data = builder.CreateExtractValue (mat, | |
| 1293 llvm::ArrayRef<unsigned> (1)); | |
| 1294 llvm::Value *gep = builder.CreateInBoundsGEP (data, int_idx); | |
| 1295 llvm::Value *ret = builder.CreateLoad (gep); | |
| 1296 builder.CreateBr (done); | |
| 1297 | |
| 1298 builder.SetInsertPoint (done); | |
| 1299 | |
| 1300 llvm::PHINode *merge = llvm::PHINode::Create (scalar_t, 3); | |
| 1301 builder.Insert (merge); | |
| 1302 merge->addIncoming (undef, conv_error); | |
| 1303 merge->addIncoming (undef, bounds_error); | |
| 1304 merge->addIncoming (ret, success); | |
| 1305 fn.do_return (builder, merge); | |
| 1306 } | |
| 1307 paren_subsref_fn.add_overload (fn); | |
| 1308 | |
| 1309 // paren subsasgn | |
| 1310 paren_subsasgn_fn.stash_name ("()subsasgn"); | |
| 1311 | |
| 1312 jit_function resize_paren_subsasgn | |
| 1313 = create_function (jit_convention::external, | |
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1314 "octave_jit_paren_subsasgn_impl", matrix, matrix, index, |
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1315 scalar); |
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1316 resize_paren_subsasgn.add_mapping (engine, &octave_jit_paren_subsasgn_impl); |
| 15016 | 1317 fn = create_function (jit_convention::internal, "octave_jit_paren_subsasgn", |
| 1318 matrix, matrix, scalar, scalar); | |
| 1319 fn.mark_can_error (); | |
| 1320 body = fn.new_block (); | |
| 1321 builder.SetInsertPoint (body); | |
| 1322 { | |
| 1323 llvm::Value *one = llvm::ConstantInt::get (index_t, 1); | |
| 1324 | |
| 1325 llvm::Value *mat = fn.argument (builder, 0); | |
| 1326 llvm::Value *idx = fn.argument (builder, 1); | |
| 1327 llvm::Value *value = fn.argument (builder, 2); | |
| 1328 | |
| 1329 llvm::Value *int_idx = builder.CreateFPToSI (idx, index_t); | |
| 1330 llvm::Value *check_idx = builder.CreateSIToFP (int_idx, scalar_t); | |
| 1331 llvm::Value *cond0 = builder.CreateFCmpUNE (idx, check_idx); | |
| 1332 llvm::Value *cond1 = builder.CreateICmpSLT (int_idx, one); | |
| 1333 llvm::Value *cond = builder.CreateOr (cond0, cond1); | |
| 1334 | |
| 1335 llvm::BasicBlock *done = fn.new_block ("done"); | |
| 1336 | |
| 1337 llvm::BasicBlock *conv_error = fn.new_block ("conv_error", done); | |
| 1338 llvm::BasicBlock *normal = fn.new_block ("normal", done); | |
| 1339 builder.CreateCondBr (cond, conv_error, normal); | |
| 1340 builder.SetInsertPoint (conv_error); | |
| 1341 ginvalid_index.call (builder); | |
| 1342 builder.CreateBr (done); | |
| 1343 | |
| 1344 builder.SetInsertPoint (normal); | |
| 1345 llvm::Value *len = builder.CreateExtractValue (mat, | |
| 1346 llvm::ArrayRef<unsigned> (2)); | |
| 1347 cond0 = builder.CreateICmpSGT (int_idx, len); | |
| 1348 | |
| 1349 llvm::Value *rcount = builder.CreateExtractValue (mat, 0); | |
| 1350 rcount = builder.CreateLoad (rcount); | |
| 1351 cond1 = builder.CreateICmpSGT (rcount, one); | |
| 1352 cond = builder.CreateOr (cond0, cond1); | |
| 1353 | |
| 1354 llvm::BasicBlock *bounds_error = fn.new_block ("bounds_error", done); | |
| 1355 llvm::BasicBlock *success = fn.new_block ("success", done); | |
| 1356 builder.CreateCondBr (cond, bounds_error, success); | |
| 1357 | |
| 1358 // resize on out of bounds access | |
| 1359 builder.SetInsertPoint (bounds_error); | |
|
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1360 llvm::Value *resize_result = resize_paren_subsasgn.call (builder, mat, |
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1361 int_idx, value); |
| 15016 | 1362 builder.CreateBr (done); |
| 1363 | |
| 1364 builder.SetInsertPoint (success); | |
| 1365 llvm::Value *data = builder.CreateExtractValue (mat, | |
| 1366 llvm::ArrayRef<unsigned> (1)); | |
| 1367 llvm::Value *gep = builder.CreateInBoundsGEP (data, int_idx); | |
| 1368 builder.CreateStore (value, gep); | |
| 1369 builder.CreateBr (done); | |
| 1370 | |
| 1371 builder.SetInsertPoint (done); | |
| 1372 | |
| 1373 llvm::PHINode *merge = llvm::PHINode::Create (matrix_t, 3); | |
| 1374 builder.Insert (merge); | |
| 1375 merge->addIncoming (mat, conv_error); | |
| 1376 merge->addIncoming (resize_result, bounds_error); | |
| 1377 merge->addIncoming (mat, success); | |
| 1378 fn.do_return (builder, merge); | |
| 1379 } | |
| 1380 paren_subsasgn_fn.add_overload (fn); | |
| 1381 | |
| 1382 fn = create_function (jit_convention::external, | |
| 1383 "octave_jit_paren_subsasgn_matrix_range", matrix, | |
| 1384 matrix, range, scalar); | |
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1385 fn.add_mapping (engine, &octave_jit_paren_subsasgn_matrix_range); |
| 15016 | 1386 fn.mark_can_error (); |
| 1387 paren_subsasgn_fn.add_overload (fn); | |
| 1388 | |
| 1389 casts[any->type_id ()].stash_name ("(any)"); | |
| 1390 casts[scalar->type_id ()].stash_name ("(scalar)"); | |
| 1391 casts[complex->type_id ()].stash_name ("(complex)"); | |
| 1392 casts[matrix->type_id ()].stash_name ("(matrix)"); | |
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1393 casts[any->type_id ()].stash_name ("(range)"); |
| 15016 | 1394 |
| 1395 // cast any <- matrix | |
| 1396 fn = create_function (jit_convention::external, "octave_jit_cast_any_matrix", | |
| 1397 any, matrix); | |
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1398 fn.add_mapping (engine, &octave_jit_cast_any_matrix); |
| 15016 | 1399 casts[any->type_id ()].add_overload (fn); |
| 1400 | |
| 1401 // cast matrix <- any | |
| 1402 fn = create_function (jit_convention::external, "octave_jit_cast_matrix_any", | |
| 1403 matrix, any); | |
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1404 fn.add_mapping (engine, &octave_jit_cast_matrix_any); |
| 15016 | 1405 casts[matrix->type_id ()].add_overload (fn); |
| 1406 | |
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1407 // cast any <- range |
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1408 fn = create_function (jit_convention::external, "octave_jit_cast_any_range", |
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1409 any, range); |
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1410 fn.add_mapping (engine, &octave_jit_cast_any_range); |
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1411 casts[any->type_id ()].add_overload (fn); |
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1412 |
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1413 // cast range <- any |
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1414 fn = create_function (jit_convention::external, "octave_jit_cast_range_any", |
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1415 range, any); |
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1416 fn.add_mapping (engine, &octave_jit_cast_range_any); |
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1417 casts[range->type_id ()].add_overload (fn); |
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1418 |
| 15016 | 1419 // cast any <- scalar |
| 1420 fn = create_function (jit_convention::external, "octave_jit_cast_any_scalar", | |
| 1421 any, scalar); | |
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1422 fn.add_mapping (engine, &octave_jit_cast_any_scalar); |
| 15016 | 1423 casts[any->type_id ()].add_overload (fn); |
| 1424 | |
| 1425 // cast scalar <- any | |
| 1426 fn = create_function (jit_convention::external, "octave_jit_cast_scalar_any", | |
| 1427 scalar, any); | |
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1428 fn.add_mapping (engine, &octave_jit_cast_scalar_any); |
| 15016 | 1429 casts[scalar->type_id ()].add_overload (fn); |
| 1430 | |
| 1431 // cast any <- complex | |
| 1432 fn = create_function (jit_convention::external, "octave_jit_cast_any_complex", | |
| 1433 any, complex); | |
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1434 fn.add_mapping (engine, &octave_jit_cast_any_complex); |
| 15016 | 1435 casts[any->type_id ()].add_overload (fn); |
| 1436 | |
| 1437 // cast complex <- any | |
| 1438 fn = create_function (jit_convention::external, "octave_jit_cast_complex_any", | |
| 1439 complex, any); | |
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1440 fn.add_mapping (engine, &octave_jit_cast_complex_any); |
| 15016 | 1441 casts[complex->type_id ()].add_overload (fn); |
| 1442 | |
| 1443 // cast complex <- scalar | |
| 1444 fn = create_function (jit_convention::internal, | |
| 1445 "octave_jit_cast_complex_scalar", complex, scalar); | |
| 1446 body = fn.new_block (); | |
| 1447 builder.SetInsertPoint (body); | |
| 1448 { | |
| 1449 llvm::Value *zero = llvm::ConstantFP::get (scalar_t, 0); | |
| 1450 fn.do_return (builder, complex_new (fn.argument (builder, 0), zero)); | |
| 1451 } | |
| 1452 casts[complex->type_id ()].add_overload (fn); | |
| 1453 | |
| 1454 // cast scalar <- complex | |
| 1455 fn = create_function (jit_convention::internal, | |
| 1456 "octave_jit_cast_scalar_complex", scalar, complex); | |
| 1457 body = fn.new_block (); | |
| 1458 builder.SetInsertPoint (body); | |
| 1459 fn.do_return (builder, complex_real (fn.argument (builder, 0))); | |
| 1460 casts[scalar->type_id ()].add_overload (fn); | |
| 1461 | |
| 1462 // cast any <- any | |
| 1463 fn = create_identity (any); | |
| 1464 casts[any->type_id ()].add_overload (fn); | |
| 1465 | |
| 1466 // cast scalar <- scalar | |
| 1467 fn = create_identity (scalar); | |
| 1468 casts[scalar->type_id ()].add_overload (fn); | |
| 1469 | |
| 1470 // cast complex <- complex | |
| 1471 fn = create_identity (complex); | |
| 1472 casts[complex->type_id ()].add_overload (fn); | |
| 1473 | |
| 1474 // -------------------- builtin functions -------------------- | |
| 1475 add_builtin ("#unknown_function"); | |
| 1476 unknown_function = builtins["#unknown_function"]; | |
| 1477 | |
| 1478 add_builtin ("sin"); | |
| 1479 register_intrinsic ("sin", llvm::Intrinsic::sin, scalar, scalar); | |
| 1480 register_generic ("sin", matrix, matrix); | |
| 1481 | |
| 1482 add_builtin ("cos"); | |
| 1483 register_intrinsic ("cos", llvm::Intrinsic::cos, scalar, scalar); | |
| 1484 register_generic ("cos", matrix, matrix); | |
| 1485 | |
| 1486 add_builtin ("exp"); | |
| 1487 register_intrinsic ("exp", llvm::Intrinsic::cos, scalar, scalar); | |
| 1488 register_generic ("exp", matrix, matrix); | |
| 1489 | |
| 1490 casts.resize (next_id + 1); | |
| 1491 jit_function any_id = create_identity (any); | |
| 1492 jit_function release_any = get_release (any); | |
| 1493 std::vector<jit_type *> args; | |
| 1494 args.resize (1); | |
| 1495 | |
| 1496 for (std::map<std::string, jit_type *>::iterator iter = builtins.begin (); | |
| 1497 iter != builtins.end (); ++iter) | |
| 1498 { | |
| 1499 jit_type *btype = iter->second; | |
| 1500 args[0] = btype; | |
| 1501 | |
| 1502 release_fn.add_overload (jit_function (release_any, 0, args)); | |
| 1503 casts[any->type_id ()].add_overload (jit_function (any_id, any, args)); | |
| 1504 | |
| 1505 args[0] = any; | |
| 1506 casts[btype->type_id ()].add_overload (jit_function (any_id, btype, | |
| 1507 args)); | |
| 1508 } | |
| 1509 } | |
| 1510 | |
| 1511 void | |
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1512 jit_typeinfo::add_print (jit_type *ty, void *fptr) |
| 15016 | 1513 { |
| 1514 std::stringstream name; | |
| 1515 name << "octave_jit_print_" << ty->name (); | |
| 1516 jit_function fn = create_function (jit_convention::external, name.str (), 0, | |
| 1517 intN (8), ty); | |
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1518 fn.add_mapping (engine, fptr); |
| 15016 | 1519 print_fn.add_overload (fn); |
| 1520 } | |
| 1521 | |
| 1522 // FIXME: cp between add_binary_op, add_binary_icmp, and add_binary_fcmp | |
| 1523 void | |
| 1524 jit_typeinfo::add_binary_op (jit_type *ty, int op, int llvm_op) | |
| 1525 { | |
| 1526 std::stringstream fname; | |
| 1527 octave_value::binary_op ov_op = static_cast<octave_value::binary_op>(op); | |
| 1528 fname << "octave_jit_" << octave_value::binary_op_as_string (ov_op) | |
| 1529 << "_" << ty->name (); | |
| 1530 | |
| 1531 jit_function fn = create_function (jit_convention::internal, fname.str (), | |
| 1532 ty, ty, ty); | |
| 1533 llvm::BasicBlock *block = fn.new_block (); | |
| 1534 builder.SetInsertPoint (block); | |
| 1535 llvm::Instruction::BinaryOps temp | |
| 1536 = static_cast<llvm::Instruction::BinaryOps>(llvm_op); | |
| 1537 | |
| 1538 llvm::Value *ret = builder.CreateBinOp (temp, fn.argument (builder, 0), | |
| 1539 fn.argument (builder, 1)); | |
| 1540 fn.do_return (builder, ret); | |
| 1541 binary_ops[op].add_overload (fn); | |
| 1542 } | |
| 1543 | |
| 1544 void | |
| 1545 jit_typeinfo::add_binary_icmp (jit_type *ty, int op, int llvm_op) | |
| 1546 { | |
| 1547 std::stringstream fname; | |
| 1548 octave_value::binary_op ov_op = static_cast<octave_value::binary_op>(op); | |
| 1549 fname << "octave_jit" << octave_value::binary_op_as_string (ov_op) | |
| 1550 << "_" << ty->name (); | |
| 1551 | |
| 1552 jit_function fn = create_function (jit_convention::internal, fname.str (), | |
| 1553 boolean, ty, ty); | |
| 1554 llvm::BasicBlock *block = fn.new_block (); | |
| 1555 builder.SetInsertPoint (block); | |
| 1556 llvm::CmpInst::Predicate temp | |
| 1557 = static_cast<llvm::CmpInst::Predicate>(llvm_op); | |
| 1558 llvm::Value *ret = builder.CreateICmp (temp, fn.argument (builder, 0), | |
| 1559 fn.argument (builder, 1)); | |
| 1560 fn.do_return (builder, ret); | |
| 1561 binary_ops[op].add_overload (fn); | |
| 1562 } | |
| 1563 | |
| 1564 void | |
| 1565 jit_typeinfo::add_binary_fcmp (jit_type *ty, int op, int llvm_op) | |
| 1566 { | |
| 1567 std::stringstream fname; | |
| 1568 octave_value::binary_op ov_op = static_cast<octave_value::binary_op>(op); | |
| 1569 fname << "octave_jit" << octave_value::binary_op_as_string (ov_op) | |
| 1570 << "_" << ty->name (); | |
| 1571 | |
| 1572 jit_function fn = create_function (jit_convention::internal, fname.str (), | |
| 1573 boolean, ty, ty); | |
| 1574 llvm::BasicBlock *block = fn.new_block (); | |
| 1575 builder.SetInsertPoint (block); | |
| 1576 llvm::CmpInst::Predicate temp | |
| 1577 = static_cast<llvm::CmpInst::Predicate>(llvm_op); | |
| 1578 llvm::Value *ret = builder.CreateFCmp (temp, fn.argument (builder, 0), | |
| 1579 fn.argument (builder, 1)); | |
| 1580 fn.do_return (builder, ret); | |
| 1581 binary_ops[op].add_overload (fn); | |
| 1582 } | |
| 1583 | |
| 1584 jit_function | |
| 1585 jit_typeinfo::create_function (jit_convention::type cc, const llvm::Twine& name, | |
| 1586 jit_type *ret, | |
| 1587 const std::vector<jit_type *>& args) | |
| 1588 { | |
| 1589 jit_function result (module, cc, name, ret, args); | |
| 1590 return result; | |
| 1591 } | |
| 1592 | |
| 1593 jit_function | |
| 1594 jit_typeinfo::create_identity (jit_type *type) | |
| 1595 { | |
| 1596 size_t id = type->type_id (); | |
| 1597 if (id >= identities.size ()) | |
| 1598 identities.resize (id + 1); | |
| 1599 | |
| 1600 if (! identities[id].valid ()) | |
| 1601 { | |
| 1602 jit_function fn = create_function (jit_convention::internal, "id", type, | |
| 1603 type); | |
| 1604 llvm::BasicBlock *body = fn.new_block (); | |
| 1605 builder.SetInsertPoint (body); | |
| 1606 fn.do_return (builder, fn.argument (builder, 0)); | |
| 1607 return identities[id] = fn; | |
| 1608 } | |
| 1609 | |
| 1610 return identities[id]; | |
| 1611 } | |
| 1612 | |
| 1613 llvm::Value * | |
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1614 jit_typeinfo::do_insert_error_check (llvm::IRBuilderD& abuilder) |
| 15016 | 1615 { |
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1616 return abuilder.CreateLoad (lerror_state); |
| 15016 | 1617 } |
| 1618 | |
| 1619 void | |
| 1620 jit_typeinfo::add_builtin (const std::string& name) | |
| 1621 { | |
| 1622 jit_type *btype = new_type (name, any, any->to_llvm ()); | |
| 1623 builtins[name] = btype; | |
| 1624 | |
| 1625 octave_builtin *ov_builtin = find_builtin (name); | |
| 1626 if (ov_builtin) | |
| 1627 ov_builtin->stash_jit (*btype); | |
| 1628 } | |
| 1629 | |
| 1630 void | |
| 1631 jit_typeinfo::register_intrinsic (const std::string& name, size_t iid, | |
| 1632 jit_type *result, | |
| 1633 const std::vector<jit_type *>& args) | |
| 1634 { | |
| 1635 jit_type *builtin_type = builtins[name]; | |
| 1636 size_t nargs = args.size (); | |
| 1637 llvm::SmallVector<llvm::Type *, 5> llvm_args (nargs); | |
| 1638 for (size_t i = 0; i < nargs; ++i) | |
| 1639 llvm_args[i] = args[i]->to_llvm (); | |
| 1640 | |
| 1641 llvm::Intrinsic::ID id = static_cast<llvm::Intrinsic::ID> (iid); | |
| 1642 llvm::Function *ifun = llvm::Intrinsic::getDeclaration (module, id, | |
| 1643 llvm_args); | |
| 1644 std::stringstream fn_name; | |
| 1645 fn_name << "octave_jit_" << name; | |
| 1646 | |
| 1647 std::vector<jit_type *> args1 (nargs + 1); | |
| 1648 args1[0] = builtin_type; | |
| 1649 std::copy (args.begin (), args.end (), args1.begin () + 1); | |
| 1650 | |
| 1651 // The first argument will be the Octave function, but we already know that | |
| 1652 // the function call is the equivalent of the intrinsic, so we ignore it and | |
| 1653 // call the intrinsic with the remaining arguments. | |
| 1654 jit_function fn = create_function (jit_convention::internal, fn_name.str (), | |
| 1655 result, args1); | |
| 1656 llvm::BasicBlock *body = fn.new_block (); | |
| 1657 builder.SetInsertPoint (body); | |
| 1658 | |
| 1659 llvm::SmallVector<llvm::Value *, 5> fargs (nargs); | |
| 1660 for (size_t i = 0; i < nargs; ++i) | |
| 1661 fargs[i] = fn.argument (builder, i + 1); | |
| 1662 | |
| 1663 llvm::Value *ret = builder.CreateCall (ifun, fargs); | |
| 1664 fn.do_return (builder, ret); | |
| 1665 paren_subsref_fn.add_overload (fn); | |
| 1666 } | |
| 1667 | |
| 1668 octave_builtin * | |
| 1669 jit_typeinfo::find_builtin (const std::string& name) | |
| 1670 { | |
| 1671 // FIXME: Finalize what we want to store in octave_builtin, then add functions | |
| 1672 // to access these values in octave_value | |
| 1673 octave_value ov_builtin = symbol_table::find (name); | |
| 1674 return dynamic_cast<octave_builtin *> (ov_builtin.internal_rep ()); | |
| 1675 } | |
| 1676 | |
| 1677 void | |
| 1678 jit_typeinfo::register_generic (const std::string&, jit_type *, | |
| 1679 const std::vector<jit_type *>&) | |
| 1680 { | |
| 1681 // FIXME: Implement | |
| 1682 } | |
| 1683 | |
| 1684 jit_function | |
| 1685 jit_typeinfo::mirror_binary (const jit_function& fn) | |
| 1686 { | |
| 1687 jit_function ret = create_function (jit_convention::internal, | |
| 1688 fn.name () + "_reverse", | |
| 1689 fn.result (), fn.argument_type (1), | |
| 1690 fn.argument_type (0)); | |
| 1691 if (fn.can_error ()) | |
| 1692 ret.mark_can_error (); | |
| 1693 | |
| 1694 llvm::BasicBlock *body = ret.new_block (); | |
| 1695 builder.SetInsertPoint (body); | |
| 1696 llvm::Value *result = fn.call (builder, ret.argument (builder, 1), | |
| 1697 ret.argument (builder, 0)); | |
| 1698 if (ret.result ()) | |
| 1699 ret.do_return (builder, result); | |
| 1700 else | |
| 1701 ret.do_return (builder); | |
| 1702 | |
| 1703 return ret; | |
| 1704 } | |
| 1705 | |
| 1706 llvm::Value * | |
| 1707 jit_typeinfo::pack_complex (llvm::IRBuilderD& bld, llvm::Value *cplx) | |
| 1708 { | |
| 1709 llvm::Type *complex_ret = instance->complex_ret; | |
| 1710 llvm::Value *real = bld.CreateExtractElement (cplx, bld.getInt32 (0)); | |
| 1711 llvm::Value *imag = bld.CreateExtractElement (cplx, bld.getInt32 (1)); | |
| 1712 llvm::Value *ret = llvm::UndefValue::get (complex_ret); | |
| 1713 ret = bld.CreateInsertValue (ret, real, 0); | |
| 1714 return bld.CreateInsertValue (ret, imag, 1); | |
| 1715 } | |
| 1716 | |
| 1717 llvm::Value * | |
| 1718 jit_typeinfo::unpack_complex (llvm::IRBuilderD& bld, llvm::Value *result) | |
| 1719 { | |
| 1720 llvm::Type *complex_t = get_complex ()->to_llvm (); | |
| 1721 llvm::Value *real = bld.CreateExtractValue (result, 0); | |
| 1722 llvm::Value *imag = bld.CreateExtractValue (result, 1); | |
| 1723 llvm::Value *ret = llvm::UndefValue::get (complex_t); | |
| 1724 ret = bld.CreateInsertElement (ret, real, bld.getInt32 (0)); | |
| 1725 return bld.CreateInsertElement (ret, imag, bld.getInt32 (1)); | |
| 1726 } | |
| 1727 | |
| 1728 llvm::Value * | |
| 1729 jit_typeinfo::complex_real (llvm::Value *cx) | |
| 1730 { | |
| 1731 return builder.CreateExtractElement (cx, builder.getInt32 (0)); | |
| 1732 } | |
| 1733 | |
| 1734 llvm::Value * | |
| 1735 jit_typeinfo::complex_real (llvm::Value *cx, llvm::Value *real) | |
| 1736 { | |
| 1737 return builder.CreateInsertElement (cx, real, builder.getInt32 (0)); | |
| 1738 } | |
| 1739 | |
| 1740 llvm::Value * | |
| 1741 jit_typeinfo::complex_imag (llvm::Value *cx) | |
| 1742 { | |
| 1743 return builder.CreateExtractElement (cx, builder.getInt32 (1)); | |
| 1744 } | |
| 1745 | |
| 1746 llvm::Value * | |
| 1747 jit_typeinfo::complex_imag (llvm::Value *cx, llvm::Value *imag) | |
| 1748 { | |
| 1749 return builder.CreateInsertElement (cx, imag, builder.getInt32 (1)); | |
| 1750 } | |
| 1751 | |
| 1752 llvm::Value * | |
| 1753 jit_typeinfo::complex_new (llvm::Value *real, llvm::Value *imag) | |
| 1754 { | |
| 1755 llvm::Value *ret = llvm::UndefValue::get (complex->to_llvm ()); | |
| 1756 ret = complex_real (ret, real); | |
| 1757 return complex_imag (ret, imag); | |
| 1758 } | |
| 1759 | |
| 1760 void | |
| 1761 jit_typeinfo::create_int (size_t nbits) | |
| 1762 { | |
| 1763 std::stringstream tname; | |
| 1764 tname << "int" << nbits; | |
| 1765 ints[nbits] = new_type (tname.str (), any, llvm::Type::getIntNTy (context, | |
| 1766 nbits)); | |
| 1767 } | |
| 1768 | |
| 1769 jit_type * | |
| 1770 jit_typeinfo::intN (size_t nbits) const | |
| 1771 { | |
| 1772 std::map<size_t, jit_type *>::const_iterator iter = ints.find (nbits); | |
| 1773 if (iter != ints.end ()) | |
| 1774 return iter->second; | |
| 1775 | |
| 1776 throw jit_fail_exception ("No such integer type"); | |
| 1777 } | |
| 1778 | |
| 1779 jit_type * | |
| 1780 jit_typeinfo::do_type_of (const octave_value &ov) const | |
| 1781 { | |
| 1782 if (ov.is_function ()) | |
| 1783 { | |
| 1784 // FIXME: This is ugly, we need to finalize how we want to to this, then | |
| 1785 // have octave_value fully support the needed functionality | |
| 1786 octave_builtin *builtin | |
| 1787 = dynamic_cast<octave_builtin *> (ov.internal_rep ()); | |
| 1788 return builtin && builtin->to_jit () ? builtin->to_jit () | |
| 1789 : unknown_function; | |
| 1790 } | |
| 1791 | |
| 1792 if (ov.is_range ()) | |
| 1793 return get_range (); | |
| 1794 | |
| 1795 if (ov.is_double_type ()) | |
| 1796 { | |
| 1797 if (ov.is_real_scalar ()) | |
| 1798 return get_scalar (); | |
| 1799 | |
| 1800 if (ov.is_matrix_type ()) | |
| 1801 return get_matrix (); | |
| 1802 } | |
| 1803 | |
| 1804 if (ov.is_complex_scalar ()) | |
| 1805 return get_complex (); | |
| 1806 | |
| 1807 return get_any (); | |
| 1808 } | |
| 1809 | |
| 1810 jit_type* | |
| 1811 jit_typeinfo::new_type (const std::string& name, jit_type *parent, | |
| 1812 llvm::Type *llvm_type) | |
| 1813 { | |
| 1814 jit_type *ret = new jit_type (name, parent, llvm_type, next_id++); | |
| 1815 id_to_type.push_back (ret); | |
| 1816 return ret; | |
| 1817 } | |
| 1818 | |
| 1819 #endif |