1/* Description of pass structure 2 Copyright (C) 1987-2021 Free Software Foundation, Inc. 3 4This file is part of GCC. 5 6GCC is free software; you can redistribute it and/or modify it under 7the terms of the GNU General Public License as published by the Free 8Software Foundation; either version 3, or (at your option) any later 9version. 10 11GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12WARRANTY; without even the implied warranty of MERCHANTABILITY or 13FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14for more details. 15 16You should have received a copy of the GNU General Public License 17along with GCC; see the file COPYING3. If not see 18<http://www.gnu.org/licenses/>. */ 19 20/* 21 Macros that should be defined when using this file: 22 INSERT_PASSES_AFTER (PASS) 23 PUSH_INSERT_PASSES_WITHIN (PASS) 24 POP_INSERT_PASSES () 25 NEXT_PASS (PASS) 26 TERMINATE_PASS_LIST (PASS) 27 */ 28 29 /* All passes needed to lower the function into shape optimizers can 30 operate on. These passes are always run first on the function, but 31 backend might produce already lowered functions that are not processed 32 by these passes. */ 33 INSERT_PASSES_AFTER (all_lowering_passes) 34 NEXT_PASS (pass_warn_unused_result); 35 NEXT_PASS (pass_diagnose_omp_blocks); 36 NEXT_PASS (pass_diagnose_tm_blocks); 37 NEXT_PASS (pass_omp_oacc_kernels_decompose); 38 NEXT_PASS (pass_lower_omp); 39 NEXT_PASS (pass_lower_cf); 40 NEXT_PASS (pass_lower_tm); 41 NEXT_PASS (pass_refactor_eh); 42 NEXT_PASS (pass_lower_eh); 43 NEXT_PASS (pass_coroutine_lower_builtins); 44 NEXT_PASS (pass_build_cfg); 45 NEXT_PASS (pass_warn_function_return); 46 NEXT_PASS (pass_coroutine_early_expand_ifns); 47 NEXT_PASS (pass_expand_omp); 48 NEXT_PASS (pass_warn_printf); 49 NEXT_PASS (pass_walloca, /*strict_mode_p=*/true); 50 NEXT_PASS (pass_build_cgraph_edges); 51 TERMINATE_PASS_LIST (all_lowering_passes) 52 53 /* Interprocedural optimization passes. */ 54 INSERT_PASSES_AFTER (all_small_ipa_passes) 55 NEXT_PASS (pass_ipa_free_lang_data); 56 NEXT_PASS (pass_ipa_function_and_variable_visibility); 57 NEXT_PASS (pass_build_ssa_passes); 58 PUSH_INSERT_PASSES_WITHIN (pass_build_ssa_passes) 59 NEXT_PASS (pass_fixup_cfg); 60 NEXT_PASS (pass_build_ssa); 61 NEXT_PASS (pass_warn_nonnull_compare); 62 NEXT_PASS (pass_early_warn_uninitialized); 63 NEXT_PASS (pass_ubsan); 64 NEXT_PASS (pass_nothrow); 65 NEXT_PASS (pass_rebuild_cgraph_edges); 66 POP_INSERT_PASSES () 67 68 NEXT_PASS (pass_local_optimization_passes); 69 PUSH_INSERT_PASSES_WITHIN (pass_local_optimization_passes) 70 NEXT_PASS (pass_fixup_cfg); 71 NEXT_PASS (pass_rebuild_cgraph_edges); 72 NEXT_PASS (pass_local_fn_summary); 73 NEXT_PASS (pass_early_inline); 74 NEXT_PASS (pass_all_early_optimizations); 75 PUSH_INSERT_PASSES_WITHIN (pass_all_early_optimizations) 76 NEXT_PASS (pass_remove_cgraph_callee_edges); 77 NEXT_PASS (pass_object_sizes, true /* insert_min_max_p */); 78 /* Don't record nonzero bits before IPA to avoid 79 using too much memory. */ 80 NEXT_PASS (pass_ccp, false /* nonzero_p */); 81 /* After CCP we rewrite no longer addressed locals into SSA 82 form if possible. */ 83 NEXT_PASS (pass_forwprop); 84 NEXT_PASS (pass_early_thread_jumps); 85 NEXT_PASS (pass_sra_early); 86 /* pass_build_ealias is a dummy pass that ensures that we 87 execute TODO_rebuild_alias at this point. */ 88 NEXT_PASS (pass_build_ealias); 89 NEXT_PASS (pass_fre, true /* may_iterate */); 90 NEXT_PASS (pass_early_vrp); 91 NEXT_PASS (pass_merge_phi); 92 NEXT_PASS (pass_dse); 93 NEXT_PASS (pass_cd_dce, false /* update_address_taken_p */); 94 NEXT_PASS (pass_phiopt, true /* early_p */); 95 NEXT_PASS (pass_modref); 96 NEXT_PASS (pass_tail_recursion); 97 NEXT_PASS (pass_if_to_switch); 98 NEXT_PASS (pass_convert_switch); 99 NEXT_PASS (pass_cleanup_eh); 100 NEXT_PASS (pass_profile); 101 NEXT_PASS (pass_local_pure_const); 102 /* Split functions creates parts that are not run through 103 early optimizations again. It is thus good idea to do this 104 late. */ 105 NEXT_PASS (pass_split_functions); 106 NEXT_PASS (pass_strip_predict_hints, true /* early_p */); 107 POP_INSERT_PASSES () 108 NEXT_PASS (pass_release_ssa_names); 109 NEXT_PASS (pass_rebuild_cgraph_edges); 110 NEXT_PASS (pass_local_fn_summary); 111 POP_INSERT_PASSES () 112 113 NEXT_PASS (pass_ipa_remove_symbols); 114 NEXT_PASS (pass_ipa_oacc); 115 PUSH_INSERT_PASSES_WITHIN (pass_ipa_oacc) 116 NEXT_PASS (pass_ipa_pta); 117 /* Pass group that runs when the function is an offloaded function 118 containing oacc kernels loops. */ 119 NEXT_PASS (pass_ipa_oacc_kernels); 120 PUSH_INSERT_PASSES_WITHIN (pass_ipa_oacc_kernels) 121 NEXT_PASS (pass_oacc_kernels); 122 PUSH_INSERT_PASSES_WITHIN (pass_oacc_kernels) 123 NEXT_PASS (pass_ch); 124 NEXT_PASS (pass_fre, true /* may_iterate */); 125 /* We use pass_lim to rewrite in-memory iteration and reduction 126 variable accesses in loops into local variables accesses. */ 127 NEXT_PASS (pass_lim); 128 NEXT_PASS (pass_dominator, false /* may_peel_loop_headers_p */); 129 NEXT_PASS (pass_dce); 130 NEXT_PASS (pass_parallelize_loops, true /* oacc_kernels_p */); 131 NEXT_PASS (pass_expand_omp_ssa); 132 NEXT_PASS (pass_rebuild_cgraph_edges); 133 POP_INSERT_PASSES () 134 POP_INSERT_PASSES () 135 POP_INSERT_PASSES () 136 137 NEXT_PASS (pass_target_clone); 138 NEXT_PASS (pass_ipa_auto_profile); 139 NEXT_PASS (pass_ipa_tree_profile); 140 PUSH_INSERT_PASSES_WITHIN (pass_ipa_tree_profile) 141 NEXT_PASS (pass_feedback_split_functions); 142 POP_INSERT_PASSES () 143 NEXT_PASS (pass_ipa_free_fn_summary, true /* small_p */); 144 NEXT_PASS (pass_ipa_increase_alignment); 145 NEXT_PASS (pass_ipa_tm); 146 NEXT_PASS (pass_ipa_lower_emutls); 147 TERMINATE_PASS_LIST (all_small_ipa_passes) 148 149 INSERT_PASSES_AFTER (all_regular_ipa_passes) 150 NEXT_PASS (pass_analyzer); 151 NEXT_PASS (pass_ipa_odr); 152 NEXT_PASS (pass_ipa_whole_program_visibility); 153 NEXT_PASS (pass_ipa_profile); 154 NEXT_PASS (pass_ipa_icf); 155 NEXT_PASS (pass_ipa_devirt); 156 NEXT_PASS (pass_ipa_cp); 157 NEXT_PASS (pass_ipa_sra); 158 NEXT_PASS (pass_ipa_cdtor_merge); 159 NEXT_PASS (pass_ipa_fn_summary); 160 NEXT_PASS (pass_ipa_inline); 161 NEXT_PASS (pass_ipa_pure_const); 162 NEXT_PASS (pass_ipa_modref); 163 NEXT_PASS (pass_ipa_free_fn_summary, false /* small_p */); 164 NEXT_PASS (pass_ipa_reference); 165 /* This pass needs to be scheduled after any IP code duplication. */ 166 NEXT_PASS (pass_ipa_single_use); 167 /* Comdat privatization come last, as direct references to comdat local 168 symbols are not allowed outside of the comdat group. Privatizing early 169 would result in missed optimizations due to this restriction. */ 170 NEXT_PASS (pass_ipa_comdats); 171 TERMINATE_PASS_LIST (all_regular_ipa_passes) 172 173 /* Simple IPA passes executed after the regular passes. In WHOPR mode the 174 passes are executed after partitioning and thus see just parts of the 175 compiled unit. */ 176 INSERT_PASSES_AFTER (all_late_ipa_passes) 177 NEXT_PASS (pass_ipa_pta); 178 NEXT_PASS (pass_omp_simd_clone); 179 TERMINATE_PASS_LIST (all_late_ipa_passes) 180 181 /* These passes are run after IPA passes on every function that is being 182 output to the assembler file. */ 183 INSERT_PASSES_AFTER (all_passes) 184 NEXT_PASS (pass_fixup_cfg); 185 NEXT_PASS (pass_lower_eh_dispatch); 186 NEXT_PASS (pass_oacc_device_lower); 187 NEXT_PASS (pass_omp_device_lower); 188 NEXT_PASS (pass_omp_target_link); 189 NEXT_PASS (pass_adjust_alignment); 190 NEXT_PASS (pass_all_optimizations); 191 PUSH_INSERT_PASSES_WITHIN (pass_all_optimizations) 192 NEXT_PASS (pass_remove_cgraph_callee_edges); 193 /* Initial scalar cleanups before alias computation. 194 They ensure memory accesses are not indirect wherever possible. */ 195 NEXT_PASS (pass_strip_predict_hints, false /* early_p */); 196 NEXT_PASS (pass_ccp, true /* nonzero_p */); 197 NEXT_PASS (pass_post_ipa_warn); 198 /* After CCP we rewrite no longer addressed locals into SSA 199 form if possible. */ 200 NEXT_PASS (pass_complete_unrolli); 201 NEXT_PASS (pass_backprop); 202 NEXT_PASS (pass_phiprop); 203 NEXT_PASS (pass_forwprop); 204 NEXT_PASS (pass_object_sizes, false /* insert_min_max_p */); 205 /* pass_build_alias is a dummy pass that ensures that we 206 execute TODO_rebuild_alias at this point. */ 207 NEXT_PASS (pass_build_alias); 208 NEXT_PASS (pass_return_slot); 209 NEXT_PASS (pass_fre, true /* may_iterate */); 210 NEXT_PASS (pass_merge_phi); 211 NEXT_PASS (pass_thread_jumps); 212 NEXT_PASS (pass_vrp, true /* warn_array_bounds_p */); 213 NEXT_PASS (pass_dce); 214 NEXT_PASS (pass_stdarg); 215 NEXT_PASS (pass_call_cdce); 216 NEXT_PASS (pass_cselim); 217 NEXT_PASS (pass_copy_prop); 218 NEXT_PASS (pass_tree_ifcombine); 219 NEXT_PASS (pass_merge_phi); 220 NEXT_PASS (pass_phiopt, false /* early_p */); 221 NEXT_PASS (pass_tail_recursion); 222 NEXT_PASS (pass_ch); 223 NEXT_PASS (pass_lower_complex); 224 NEXT_PASS (pass_sra); 225 /* The dom pass will also resolve all __builtin_constant_p calls 226 that are still there to 0. This has to be done after some 227 propagations have already run, but before some more dead code 228 is removed, and this place fits nicely. Remember this when 229 trying to move or duplicate pass_dominator somewhere earlier. */ 230 NEXT_PASS (pass_thread_jumps); 231 NEXT_PASS (pass_dominator, true /* may_peel_loop_headers_p */); 232 /* Threading can leave many const/copy propagations in the IL. 233 Clean them up. Failure to do so well can lead to false 234 positives from warnings for erroneous code. */ 235 NEXT_PASS (pass_copy_prop); 236 /* Identify paths that should never be executed in a conforming 237 program and isolate those paths. */ 238 NEXT_PASS (pass_isolate_erroneous_paths); 239 NEXT_PASS (pass_dse); 240 NEXT_PASS (pass_reassoc, true /* insert_powi_p */); 241 NEXT_PASS (pass_dce); 242 NEXT_PASS (pass_forwprop); 243 NEXT_PASS (pass_phiopt, false /* early_p */); 244 NEXT_PASS (pass_ccp, true /* nonzero_p */); 245 /* After CCP we rewrite no longer addressed locals into SSA 246 form if possible. */ 247 NEXT_PASS (pass_cse_sincos); 248 NEXT_PASS (pass_optimize_bswap); 249 NEXT_PASS (pass_laddress); 250 NEXT_PASS (pass_lim); 251 NEXT_PASS (pass_walloca, false); 252 NEXT_PASS (pass_pre); 253 NEXT_PASS (pass_sink_code); 254 NEXT_PASS (pass_sancov); 255 NEXT_PASS (pass_asan); 256 NEXT_PASS (pass_tsan); 257 NEXT_PASS (pass_dce); 258 /* Pass group that runs when 1) enabled, 2) there are loops 259 in the function. Make sure to run pass_fix_loops before 260 to discover/remove loops before running the gate function 261 of pass_tree_loop. */ 262 NEXT_PASS (pass_fix_loops); 263 NEXT_PASS (pass_tree_loop); 264 PUSH_INSERT_PASSES_WITHIN (pass_tree_loop) 265 /* Before loop_init we rewrite no longer addressed locals into SSA 266 form if possible. */ 267 NEXT_PASS (pass_tree_loop_init); 268 NEXT_PASS (pass_tree_unswitch); 269 NEXT_PASS (pass_scev_cprop); 270 NEXT_PASS (pass_loop_split); 271 NEXT_PASS (pass_loop_versioning); 272 NEXT_PASS (pass_loop_jam); 273 /* All unswitching, final value replacement and splitting can expose 274 empty loops. Remove them now. */ 275 NEXT_PASS (pass_cd_dce, false /* update_address_taken_p */); 276 NEXT_PASS (pass_iv_canon); 277 NEXT_PASS (pass_loop_distribution); 278 NEXT_PASS (pass_linterchange); 279 NEXT_PASS (pass_copy_prop); 280 NEXT_PASS (pass_graphite); 281 PUSH_INSERT_PASSES_WITHIN (pass_graphite) 282 NEXT_PASS (pass_graphite_transforms); 283 NEXT_PASS (pass_lim); 284 NEXT_PASS (pass_copy_prop); 285 NEXT_PASS (pass_dce); 286 POP_INSERT_PASSES () 287 NEXT_PASS (pass_parallelize_loops, false /* oacc_kernels_p */); 288 NEXT_PASS (pass_expand_omp_ssa); 289 NEXT_PASS (pass_ch_vect); 290 NEXT_PASS (pass_if_conversion); 291 /* pass_vectorize must immediately follow pass_if_conversion. 292 Please do not add any other passes in between. */ 293 NEXT_PASS (pass_vectorize); 294 PUSH_INSERT_PASSES_WITHIN (pass_vectorize) 295 NEXT_PASS (pass_dce); 296 POP_INSERT_PASSES () 297 NEXT_PASS (pass_predcom); 298 NEXT_PASS (pass_complete_unroll); 299 NEXT_PASS (pass_pre_slp_scalar_cleanup); 300 PUSH_INSERT_PASSES_WITHIN (pass_pre_slp_scalar_cleanup) 301 NEXT_PASS (pass_fre, false /* may_iterate */); 302 NEXT_PASS (pass_dse); 303 POP_INSERT_PASSES () 304 NEXT_PASS (pass_slp_vectorize); 305 NEXT_PASS (pass_loop_prefetch); 306 /* Run IVOPTs after the last pass that uses data-reference analysis 307 as that doesn't handle TARGET_MEM_REFs. */ 308 NEXT_PASS (pass_iv_optimize); 309 NEXT_PASS (pass_lim); 310 NEXT_PASS (pass_tree_loop_done); 311 POP_INSERT_PASSES () 312 /* Pass group that runs when pass_tree_loop is disabled or there 313 are no loops in the function. */ 314 NEXT_PASS (pass_tree_no_loop); 315 PUSH_INSERT_PASSES_WITHIN (pass_tree_no_loop) 316 NEXT_PASS (pass_slp_vectorize); 317 POP_INSERT_PASSES () 318 NEXT_PASS (pass_simduid_cleanup); 319 NEXT_PASS (pass_lower_vector_ssa); 320 NEXT_PASS (pass_lower_switch); 321 NEXT_PASS (pass_cse_reciprocals); 322 NEXT_PASS (pass_reassoc, false /* insert_powi_p */); 323 NEXT_PASS (pass_strength_reduction); 324 NEXT_PASS (pass_split_paths); 325 NEXT_PASS (pass_tracer); 326 NEXT_PASS (pass_fre, false /* may_iterate */); 327 /* After late FRE we rewrite no longer addressed locals into SSA 328 form if possible. */ 329 NEXT_PASS (pass_thread_jumps); 330 NEXT_PASS (pass_dominator, false /* may_peel_loop_headers_p */); 331 NEXT_PASS (pass_strlen); 332 NEXT_PASS (pass_thread_jumps); 333 NEXT_PASS (pass_vrp, false /* warn_array_bounds_p */); 334 /* Threading can leave many const/copy propagations in the IL. 335 Clean them up. */ 336 NEXT_PASS (pass_copy_prop); 337 NEXT_PASS (pass_warn_restrict); 338 NEXT_PASS (pass_dse); 339 NEXT_PASS (pass_cd_dce, true /* update_address_taken_p */); 340 /* After late CD DCE we rewrite no longer addressed locals into SSA 341 form if possible. */ 342 NEXT_PASS (pass_forwprop); 343 NEXT_PASS (pass_phiopt, false /* early_p */); 344 NEXT_PASS (pass_fold_builtins); 345 NEXT_PASS (pass_optimize_widening_mul); 346 NEXT_PASS (pass_store_merging); 347 NEXT_PASS (pass_tail_calls); 348 /* If DCE is not run before checking for uninitialized uses, 349 we may get false warnings (e.g., testsuite/gcc.dg/uninit-5.c). 350 However, this also causes us to misdiagnose cases that should be 351 real warnings (e.g., testsuite/gcc.dg/pr18501.c). */ 352 NEXT_PASS (pass_dce); 353 /* Split critical edges before late uninit warning to reduce the 354 number of false positives from it. */ 355 NEXT_PASS (pass_split_crit_edges); 356 NEXT_PASS (pass_late_warn_uninitialized); 357 NEXT_PASS (pass_uncprop); 358 NEXT_PASS (pass_local_pure_const); 359 NEXT_PASS (pass_modref); 360 POP_INSERT_PASSES () 361 NEXT_PASS (pass_all_optimizations_g); 362 PUSH_INSERT_PASSES_WITHIN (pass_all_optimizations_g) 363 NEXT_PASS (pass_remove_cgraph_callee_edges); 364 NEXT_PASS (pass_strip_predict_hints, false /* early_p */); 365 /* Lower remaining pieces of GIMPLE. */ 366 NEXT_PASS (pass_lower_complex); 367 NEXT_PASS (pass_lower_vector_ssa); 368 NEXT_PASS (pass_lower_switch); 369 /* Perform simple scalar cleanup which is constant/copy propagation. */ 370 NEXT_PASS (pass_ccp, true /* nonzero_p */); 371 NEXT_PASS (pass_post_ipa_warn); 372 NEXT_PASS (pass_object_sizes); 373 /* Fold remaining builtins. */ 374 NEXT_PASS (pass_fold_builtins); 375 NEXT_PASS (pass_strlen); 376 /* Copy propagation also copy-propagates constants, this is necessary 377 to forward object-size and builtin folding results properly. */ 378 NEXT_PASS (pass_copy_prop); 379 NEXT_PASS (pass_dce); 380 NEXT_PASS (pass_sancov); 381 NEXT_PASS (pass_asan); 382 NEXT_PASS (pass_tsan); 383 /* ??? We do want some kind of loop invariant motion, but we possibly 384 need to adjust LIM to be more friendly towards preserving accurate 385 debug information here. */ 386 /* Split critical edges before late uninit warning to reduce the 387 number of false positives from it. */ 388 NEXT_PASS (pass_split_crit_edges); 389 NEXT_PASS (pass_late_warn_uninitialized); 390 NEXT_PASS (pass_uncprop); 391 NEXT_PASS (pass_local_pure_const); 392 NEXT_PASS (pass_modref); 393 POP_INSERT_PASSES () 394 NEXT_PASS (pass_tm_init); 395 PUSH_INSERT_PASSES_WITHIN (pass_tm_init) 396 NEXT_PASS (pass_tm_mark); 397 NEXT_PASS (pass_tm_memopt); 398 NEXT_PASS (pass_tm_edges); 399 POP_INSERT_PASSES () 400 NEXT_PASS (pass_simduid_cleanup); 401 NEXT_PASS (pass_vtable_verify); 402 NEXT_PASS (pass_lower_vaarg); 403 NEXT_PASS (pass_lower_vector); 404 NEXT_PASS (pass_lower_complex_O0); 405 NEXT_PASS (pass_sancov_O0); 406 NEXT_PASS (pass_lower_switch_O0); 407 NEXT_PASS (pass_asan_O0); 408 NEXT_PASS (pass_tsan_O0); 409 NEXT_PASS (pass_sanopt); 410 NEXT_PASS (pass_cleanup_eh); 411 NEXT_PASS (pass_lower_resx); 412 NEXT_PASS (pass_nrv); 413 NEXT_PASS (pass_gimple_isel); 414 NEXT_PASS (pass_cleanup_cfg_post_optimizing); 415 NEXT_PASS (pass_warn_function_noreturn); 416 417 NEXT_PASS (pass_expand); 418 419 NEXT_PASS (pass_rest_of_compilation); 420 PUSH_INSERT_PASSES_WITHIN (pass_rest_of_compilation) 421 NEXT_PASS (pass_instantiate_virtual_regs); 422 NEXT_PASS (pass_into_cfg_layout_mode); 423 NEXT_PASS (pass_jump); 424 NEXT_PASS (pass_lower_subreg); 425 NEXT_PASS (pass_df_initialize_opt); 426 NEXT_PASS (pass_cse); 427 NEXT_PASS (pass_rtl_fwprop); 428 NEXT_PASS (pass_rtl_cprop); 429 NEXT_PASS (pass_rtl_pre); 430 NEXT_PASS (pass_rtl_hoist); 431 NEXT_PASS (pass_rtl_cprop); 432 NEXT_PASS (pass_rtl_store_motion); 433 NEXT_PASS (pass_cse_after_global_opts); 434 NEXT_PASS (pass_rtl_ifcvt); 435 NEXT_PASS (pass_reginfo_init); 436 /* Perform loop optimizations. It might be better to do them a bit 437 sooner, but we want the profile feedback to work more 438 efficiently. */ 439 NEXT_PASS (pass_loop2); 440 PUSH_INSERT_PASSES_WITHIN (pass_loop2) 441 NEXT_PASS (pass_rtl_loop_init); 442 NEXT_PASS (pass_rtl_move_loop_invariants); 443 NEXT_PASS (pass_rtl_unroll_loops); 444 NEXT_PASS (pass_rtl_doloop); 445 NEXT_PASS (pass_rtl_loop_done); 446 POP_INSERT_PASSES () 447 NEXT_PASS (pass_lower_subreg2); 448 NEXT_PASS (pass_web); 449 NEXT_PASS (pass_rtl_cprop); 450 NEXT_PASS (pass_cse2); 451 NEXT_PASS (pass_rtl_dse1); 452 NEXT_PASS (pass_rtl_fwprop_addr); 453 NEXT_PASS (pass_inc_dec); 454 NEXT_PASS (pass_initialize_regs); 455 NEXT_PASS (pass_ud_rtl_dce); 456 NEXT_PASS (pass_combine); 457 NEXT_PASS (pass_if_after_combine); 458 NEXT_PASS (pass_jump_after_combine); 459 NEXT_PASS (pass_partition_blocks); 460 NEXT_PASS (pass_outof_cfg_layout_mode); 461 NEXT_PASS (pass_split_all_insns); 462 NEXT_PASS (pass_lower_subreg3); 463 NEXT_PASS (pass_df_initialize_no_opt); 464 NEXT_PASS (pass_stack_ptr_mod); 465 NEXT_PASS (pass_mode_switching); 466 NEXT_PASS (pass_match_asm_constraints); 467 NEXT_PASS (pass_sms); 468 NEXT_PASS (pass_live_range_shrinkage); 469 NEXT_PASS (pass_sched); 470 NEXT_PASS (pass_early_remat); 471 NEXT_PASS (pass_ira); 472 NEXT_PASS (pass_reload); 473 NEXT_PASS (pass_postreload); 474 PUSH_INSERT_PASSES_WITHIN (pass_postreload) 475 NEXT_PASS (pass_postreload_cse); 476 NEXT_PASS (pass_gcse2); 477 NEXT_PASS (pass_split_after_reload); 478 NEXT_PASS (pass_ree); 479 NEXT_PASS (pass_compare_elim_after_reload); 480 NEXT_PASS (pass_thread_prologue_and_epilogue); 481 NEXT_PASS (pass_rtl_dse2); 482 NEXT_PASS (pass_stack_adjustments); 483 NEXT_PASS (pass_jump2); 484 NEXT_PASS (pass_duplicate_computed_gotos); 485 NEXT_PASS (pass_sched_fusion); 486 NEXT_PASS (pass_peephole2); 487 NEXT_PASS (pass_if_after_reload); 488 NEXT_PASS (pass_regrename); 489 NEXT_PASS (pass_cprop_hardreg); 490 NEXT_PASS (pass_fast_rtl_dce); 491 NEXT_PASS (pass_reorder_blocks); 492 NEXT_PASS (pass_leaf_regs); 493 NEXT_PASS (pass_split_before_sched2); 494 NEXT_PASS (pass_sched2); 495 NEXT_PASS (pass_stack_regs); 496 PUSH_INSERT_PASSES_WITHIN (pass_stack_regs) 497 NEXT_PASS (pass_split_before_regstack); 498 NEXT_PASS (pass_stack_regs_run); 499 POP_INSERT_PASSES () 500 POP_INSERT_PASSES () 501 NEXT_PASS (pass_late_compilation); 502 PUSH_INSERT_PASSES_WITHIN (pass_late_compilation) 503 NEXT_PASS (pass_zero_call_used_regs); 504 NEXT_PASS (pass_compute_alignments); 505 NEXT_PASS (pass_variable_tracking); 506 NEXT_PASS (pass_free_cfg); 507 NEXT_PASS (pass_machine_reorg); 508 NEXT_PASS (pass_cleanup_barriers); 509 NEXT_PASS (pass_delay_slots); 510 NEXT_PASS (pass_split_for_shorten_branches); 511 NEXT_PASS (pass_convert_to_eh_region_ranges); 512 NEXT_PASS (pass_shorten_branches); 513 NEXT_PASS (pass_set_nothrow_function_flags); 514 NEXT_PASS (pass_dwarf2_frame); 515 NEXT_PASS (pass_final); 516 POP_INSERT_PASSES () 517 NEXT_PASS (pass_df_finish); 518 POP_INSERT_PASSES () 519 NEXT_PASS (pass_clean_state); 520 TERMINATE_PASS_LIST (all_passes) 521