1/* Description of pass structure 2 Copyright (C) 1987-2019 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_lower_omp); 38 NEXT_PASS (pass_lower_cf); 39 NEXT_PASS (pass_lower_tm); 40 NEXT_PASS (pass_refactor_eh); 41 NEXT_PASS (pass_lower_eh); 42 NEXT_PASS (pass_build_cfg); 43 NEXT_PASS (pass_warn_function_return); 44 NEXT_PASS (pass_expand_omp); 45 NEXT_PASS (pass_sprintf_length, false); 46 NEXT_PASS (pass_walloca, /*strict_mode_p=*/true); 47 NEXT_PASS (pass_build_cgraph_edges); 48 TERMINATE_PASS_LIST (all_lowering_passes) 49 50 /* Interprocedural optimization passes. */ 51 INSERT_PASSES_AFTER (all_small_ipa_passes) 52 NEXT_PASS (pass_ipa_free_lang_data); 53 NEXT_PASS (pass_ipa_function_and_variable_visibility); 54 NEXT_PASS (pass_build_ssa_passes); 55 PUSH_INSERT_PASSES_WITHIN (pass_build_ssa_passes) 56 NEXT_PASS (pass_fixup_cfg); 57 NEXT_PASS (pass_build_ssa); 58 NEXT_PASS (pass_warn_nonnull_compare); 59 NEXT_PASS (pass_early_warn_uninitialized); 60 NEXT_PASS (pass_ubsan); 61 NEXT_PASS (pass_nothrow); 62 NEXT_PASS (pass_rebuild_cgraph_edges); 63 POP_INSERT_PASSES () 64 65 NEXT_PASS (pass_local_optimization_passes); 66 PUSH_INSERT_PASSES_WITHIN (pass_local_optimization_passes) 67 NEXT_PASS (pass_fixup_cfg); 68 NEXT_PASS (pass_rebuild_cgraph_edges); 69 NEXT_PASS (pass_local_fn_summary); 70 NEXT_PASS (pass_early_inline); 71 NEXT_PASS (pass_all_early_optimizations); 72 PUSH_INSERT_PASSES_WITHIN (pass_all_early_optimizations) 73 NEXT_PASS (pass_remove_cgraph_callee_edges); 74 NEXT_PASS (pass_object_sizes, true /* insert_min_max_p */); 75 /* Don't record nonzero bits before IPA to avoid 76 using too much memory. */ 77 NEXT_PASS (pass_ccp, false /* nonzero_p */); 78 /* After CCP we rewrite no longer addressed locals into SSA 79 form if possible. */ 80 NEXT_PASS (pass_forwprop); 81 NEXT_PASS (pass_early_thread_jumps); 82 NEXT_PASS (pass_sra_early); 83 /* pass_build_ealias is a dummy pass that ensures that we 84 execute TODO_rebuild_alias at this point. */ 85 NEXT_PASS (pass_build_ealias); 86 NEXT_PASS (pass_fre); 87 NEXT_PASS (pass_early_vrp); 88 NEXT_PASS (pass_merge_phi); 89 NEXT_PASS (pass_dse); 90 NEXT_PASS (pass_cd_dce); 91 NEXT_PASS (pass_phiopt, true /* early_p */); 92 NEXT_PASS (pass_early_ipa_sra); 93 NEXT_PASS (pass_tail_recursion); 94 NEXT_PASS (pass_convert_switch); 95 NEXT_PASS (pass_cleanup_eh); 96 NEXT_PASS (pass_profile); 97 NEXT_PASS (pass_local_pure_const); 98 /* Split functions creates parts that are not run through 99 early optimizations again. It is thus good idea to do this 100 late. */ 101 NEXT_PASS (pass_split_functions); 102 NEXT_PASS (pass_strip_predict_hints, true /* early_p */); 103 POP_INSERT_PASSES () 104 NEXT_PASS (pass_release_ssa_names); 105 NEXT_PASS (pass_rebuild_cgraph_edges); 106 NEXT_PASS (pass_local_fn_summary); 107 POP_INSERT_PASSES () 108 109 NEXT_PASS (pass_ipa_remove_symbols); 110 NEXT_PASS (pass_ipa_oacc); 111 PUSH_INSERT_PASSES_WITHIN (pass_ipa_oacc) 112 NEXT_PASS (pass_ipa_pta); 113 /* Pass group that runs when the function is an offloaded function 114 containing oacc kernels loops. */ 115 NEXT_PASS (pass_ipa_oacc_kernels); 116 PUSH_INSERT_PASSES_WITHIN (pass_ipa_oacc_kernels) 117 NEXT_PASS (pass_oacc_kernels); 118 PUSH_INSERT_PASSES_WITHIN (pass_oacc_kernels) 119 NEXT_PASS (pass_ch); 120 NEXT_PASS (pass_fre); 121 /* We use pass_lim to rewrite in-memory iteration and reduction 122 variable accesses in loops into local variables accesses. */ 123 NEXT_PASS (pass_lim); 124 NEXT_PASS (pass_dominator, false /* may_peel_loop_headers_p */); 125 NEXT_PASS (pass_dce); 126 NEXT_PASS (pass_parallelize_loops, true /* oacc_kernels_p */); 127 NEXT_PASS (pass_expand_omp_ssa); 128 NEXT_PASS (pass_rebuild_cgraph_edges); 129 POP_INSERT_PASSES () 130 POP_INSERT_PASSES () 131 POP_INSERT_PASSES () 132 133 NEXT_PASS (pass_target_clone); 134 NEXT_PASS (pass_ipa_auto_profile); 135 NEXT_PASS (pass_ipa_tree_profile); 136 PUSH_INSERT_PASSES_WITHIN (pass_ipa_tree_profile) 137 NEXT_PASS (pass_feedback_split_functions); 138 POP_INSERT_PASSES () 139 NEXT_PASS (pass_ipa_free_fn_summary, true /* small_p */); 140 NEXT_PASS (pass_ipa_increase_alignment); 141 NEXT_PASS (pass_ipa_tm); 142 NEXT_PASS (pass_ipa_lower_emutls); 143 TERMINATE_PASS_LIST (all_small_ipa_passes) 144 145 INSERT_PASSES_AFTER (all_regular_ipa_passes) 146 NEXT_PASS (pass_ipa_whole_program_visibility); 147 NEXT_PASS (pass_ipa_profile); 148 NEXT_PASS (pass_ipa_icf); 149 NEXT_PASS (pass_ipa_devirt); 150 NEXT_PASS (pass_ipa_cp); 151 NEXT_PASS (pass_ipa_cdtor_merge); 152 NEXT_PASS (pass_ipa_hsa); 153 NEXT_PASS (pass_ipa_fn_summary); 154 NEXT_PASS (pass_ipa_inline); 155 NEXT_PASS (pass_ipa_pure_const); 156 NEXT_PASS (pass_ipa_free_fn_summary, false /* small_p */); 157 NEXT_PASS (pass_ipa_reference); 158 /* This pass needs to be scheduled after any IP code duplication. */ 159 NEXT_PASS (pass_ipa_single_use); 160 /* Comdat privatization come last, as direct references to comdat local 161 symbols are not allowed outside of the comdat group. Privatizing early 162 would result in missed optimizations due to this restriction. */ 163 NEXT_PASS (pass_ipa_comdats); 164 TERMINATE_PASS_LIST (all_regular_ipa_passes) 165 166 /* Simple IPA passes executed after the regular passes. In WHOPR mode the 167 passes are executed after partitioning and thus see just parts of the 168 compiled unit. */ 169 INSERT_PASSES_AFTER (all_late_ipa_passes) 170 NEXT_PASS (pass_materialize_all_clones); 171 NEXT_PASS (pass_ipa_pta); 172 NEXT_PASS (pass_omp_simd_clone); 173 TERMINATE_PASS_LIST (all_late_ipa_passes) 174 175 /* These passes are run after IPA passes on every function that is being 176 output to the assembler file. */ 177 INSERT_PASSES_AFTER (all_passes) 178 NEXT_PASS (pass_fixup_cfg); 179 NEXT_PASS (pass_lower_eh_dispatch); 180 NEXT_PASS (pass_oacc_device_lower); 181 NEXT_PASS (pass_omp_device_lower); 182 NEXT_PASS (pass_omp_target_link); 183 NEXT_PASS (pass_all_optimizations); 184 PUSH_INSERT_PASSES_WITHIN (pass_all_optimizations) 185 NEXT_PASS (pass_remove_cgraph_callee_edges); 186 /* Initial scalar cleanups before alias computation. 187 They ensure memory accesses are not indirect wherever possible. */ 188 NEXT_PASS (pass_strip_predict_hints, false /* early_p */); 189 NEXT_PASS (pass_ccp, true /* nonzero_p */); 190 NEXT_PASS (pass_post_ipa_warn); 191 /* After CCP we rewrite no longer addressed locals into SSA 192 form if possible. */ 193 NEXT_PASS (pass_complete_unrolli); 194 NEXT_PASS (pass_backprop); 195 NEXT_PASS (pass_phiprop); 196 NEXT_PASS (pass_forwprop); 197 NEXT_PASS (pass_object_sizes, false /* insert_min_max_p */); 198 /* pass_build_alias is a dummy pass that ensures that we 199 execute TODO_rebuild_alias at this point. */ 200 NEXT_PASS (pass_build_alias); 201 NEXT_PASS (pass_return_slot); 202 NEXT_PASS (pass_fre); 203 NEXT_PASS (pass_merge_phi); 204 NEXT_PASS (pass_thread_jumps); 205 NEXT_PASS (pass_vrp, true /* warn_array_bounds_p */); 206 NEXT_PASS (pass_dce); 207 NEXT_PASS (pass_stdarg); 208 NEXT_PASS (pass_call_cdce); 209 NEXT_PASS (pass_cselim); 210 NEXT_PASS (pass_copy_prop); 211 NEXT_PASS (pass_tree_ifcombine); 212 NEXT_PASS (pass_merge_phi); 213 NEXT_PASS (pass_phiopt, false /* early_p */); 214 NEXT_PASS (pass_tail_recursion); 215 NEXT_PASS (pass_ch); 216 NEXT_PASS (pass_lower_complex); 217 NEXT_PASS (pass_sra); 218 /* The dom pass will also resolve all __builtin_constant_p calls 219 that are still there to 0. This has to be done after some 220 propagations have already run, but before some more dead code 221 is removed, and this place fits nicely. Remember this when 222 trying to move or duplicate pass_dominator somewhere earlier. */ 223 NEXT_PASS (pass_thread_jumps); 224 NEXT_PASS (pass_dominator, true /* may_peel_loop_headers_p */); 225 /* Threading can leave many const/copy propagations in the IL. 226 Clean them up. Failure to do so well can lead to false 227 positives from warnings for erroneous code. */ 228 NEXT_PASS (pass_copy_prop); 229 /* Identify paths that should never be executed in a conforming 230 program and isolate those paths. */ 231 NEXT_PASS (pass_isolate_erroneous_paths); 232 NEXT_PASS (pass_dse); 233 NEXT_PASS (pass_reassoc, true /* insert_powi_p */); 234 NEXT_PASS (pass_dce); 235 NEXT_PASS (pass_forwprop); 236 NEXT_PASS (pass_phiopt, false /* early_p */); 237 NEXT_PASS (pass_ccp, true /* nonzero_p */); 238 /* After CCP we rewrite no longer addressed locals into SSA 239 form if possible. */ 240 NEXT_PASS (pass_cse_sincos); 241 NEXT_PASS (pass_optimize_bswap); 242 NEXT_PASS (pass_laddress); 243 NEXT_PASS (pass_lim); 244 NEXT_PASS (pass_walloca, false); 245 NEXT_PASS (pass_pre); 246 NEXT_PASS (pass_sink_code); 247 NEXT_PASS (pass_sancov); 248 NEXT_PASS (pass_asan); 249 NEXT_PASS (pass_tsan); 250 NEXT_PASS (pass_dce); 251 /* Pass group that runs when 1) enabled, 2) there are loops 252 in the function. Make sure to run pass_fix_loops before 253 to discover/remove loops before running the gate function 254 of pass_tree_loop. */ 255 NEXT_PASS (pass_fix_loops); 256 NEXT_PASS (pass_tree_loop); 257 PUSH_INSERT_PASSES_WITHIN (pass_tree_loop) 258 NEXT_PASS (pass_tree_loop_init); 259 NEXT_PASS (pass_tree_unswitch); 260 NEXT_PASS (pass_scev_cprop); 261 NEXT_PASS (pass_loop_split); 262 NEXT_PASS (pass_loop_versioning); 263 NEXT_PASS (pass_loop_jam); 264 /* All unswitching, final value replacement and splitting can expose 265 empty loops. Remove them now. */ 266 NEXT_PASS (pass_cd_dce); 267 NEXT_PASS (pass_iv_canon); 268 NEXT_PASS (pass_loop_distribution); 269 NEXT_PASS (pass_linterchange); 270 NEXT_PASS (pass_copy_prop); 271 NEXT_PASS (pass_graphite); 272 PUSH_INSERT_PASSES_WITHIN (pass_graphite) 273 NEXT_PASS (pass_graphite_transforms); 274 NEXT_PASS (pass_lim); 275 NEXT_PASS (pass_copy_prop); 276 NEXT_PASS (pass_dce); 277 POP_INSERT_PASSES () 278 NEXT_PASS (pass_parallelize_loops, false /* oacc_kernels_p */); 279 NEXT_PASS (pass_expand_omp_ssa); 280 NEXT_PASS (pass_ch_vect); 281 NEXT_PASS (pass_if_conversion); 282 /* pass_vectorize must immediately follow pass_if_conversion. 283 Please do not add any other passes in between. */ 284 NEXT_PASS (pass_vectorize); 285 PUSH_INSERT_PASSES_WITHIN (pass_vectorize) 286 NEXT_PASS (pass_dce); 287 POP_INSERT_PASSES () 288 NEXT_PASS (pass_predcom); 289 NEXT_PASS (pass_complete_unroll); 290 NEXT_PASS (pass_slp_vectorize); 291 NEXT_PASS (pass_loop_prefetch); 292 /* Run IVOPTs after the last pass that uses data-reference analysis 293 as that doesn't handle TARGET_MEM_REFs. */ 294 NEXT_PASS (pass_iv_optimize); 295 NEXT_PASS (pass_lim); 296 NEXT_PASS (pass_tree_loop_done); 297 POP_INSERT_PASSES () 298 /* Pass group that runs when pass_tree_loop is disabled or there 299 are no loops in the function. */ 300 NEXT_PASS (pass_tree_no_loop); 301 PUSH_INSERT_PASSES_WITHIN (pass_tree_no_loop) 302 NEXT_PASS (pass_slp_vectorize); 303 POP_INSERT_PASSES () 304 NEXT_PASS (pass_simduid_cleanup); 305 NEXT_PASS (pass_lower_vector_ssa); 306 NEXT_PASS (pass_lower_switch); 307 NEXT_PASS (pass_cse_reciprocals); 308 NEXT_PASS (pass_sprintf_length, true); 309 NEXT_PASS (pass_reassoc, false /* insert_powi_p */); 310 NEXT_PASS (pass_strength_reduction); 311 NEXT_PASS (pass_split_paths); 312 NEXT_PASS (pass_tracer); 313 NEXT_PASS (pass_thread_jumps); 314 NEXT_PASS (pass_dominator, false /* may_peel_loop_headers_p */); 315 NEXT_PASS (pass_strlen); 316 NEXT_PASS (pass_thread_jumps); 317 NEXT_PASS (pass_vrp, false /* warn_array_bounds_p */); 318 NEXT_PASS (pass_warn_restrict); 319 /* Threading can leave many const/copy propagations in the IL. 320 Clean them up. */ 321 NEXT_PASS (pass_copy_prop); 322 NEXT_PASS (pass_dse); 323 NEXT_PASS (pass_cd_dce); 324 NEXT_PASS (pass_forwprop); 325 NEXT_PASS (pass_phiopt, false /* early_p */); 326 NEXT_PASS (pass_fold_builtins); 327 NEXT_PASS (pass_optimize_widening_mul); 328 NEXT_PASS (pass_store_merging); 329 NEXT_PASS (pass_tail_calls); 330 /* If DCE is not run before checking for uninitialized uses, 331 we may get false warnings (e.g., testsuite/gcc.dg/uninit-5.c). 332 However, this also causes us to misdiagnose cases that should be 333 real warnings (e.g., testsuite/gcc.dg/pr18501.c). */ 334 NEXT_PASS (pass_dce); 335 /* Split critical edges before late uninit warning to reduce the 336 number of false positives from it. */ 337 NEXT_PASS (pass_split_crit_edges); 338 NEXT_PASS (pass_late_warn_uninitialized); 339 NEXT_PASS (pass_uncprop); 340 NEXT_PASS (pass_local_pure_const); 341 POP_INSERT_PASSES () 342 NEXT_PASS (pass_all_optimizations_g); 343 PUSH_INSERT_PASSES_WITHIN (pass_all_optimizations_g) 344 NEXT_PASS (pass_remove_cgraph_callee_edges); 345 NEXT_PASS (pass_strip_predict_hints, false /* early_p */); 346 /* Lower remaining pieces of GIMPLE. */ 347 NEXT_PASS (pass_lower_complex); 348 NEXT_PASS (pass_lower_vector_ssa); 349 NEXT_PASS (pass_lower_switch); 350 /* Perform simple scalar cleanup which is constant/copy propagation. */ 351 NEXT_PASS (pass_ccp, true /* nonzero_p */); 352 NEXT_PASS (pass_post_ipa_warn); 353 NEXT_PASS (pass_object_sizes); 354 /* Fold remaining builtins. */ 355 NEXT_PASS (pass_fold_builtins); 356 NEXT_PASS (pass_sprintf_length, true); 357 /* Copy propagation also copy-propagates constants, this is necessary 358 to forward object-size and builtin folding results properly. */ 359 NEXT_PASS (pass_copy_prop); 360 NEXT_PASS (pass_dce); 361 NEXT_PASS (pass_sancov); 362 NEXT_PASS (pass_asan); 363 NEXT_PASS (pass_tsan); 364 /* ??? We do want some kind of loop invariant motion, but we possibly 365 need to adjust LIM to be more friendly towards preserving accurate 366 debug information here. */ 367 /* Split critical edges before late uninit warning to reduce the 368 number of false positives from it. */ 369 NEXT_PASS (pass_split_crit_edges); 370 NEXT_PASS (pass_late_warn_uninitialized); 371 NEXT_PASS (pass_uncprop); 372 NEXT_PASS (pass_local_pure_const); 373 POP_INSERT_PASSES () 374 NEXT_PASS (pass_tm_init); 375 PUSH_INSERT_PASSES_WITHIN (pass_tm_init) 376 NEXT_PASS (pass_tm_mark); 377 NEXT_PASS (pass_tm_memopt); 378 NEXT_PASS (pass_tm_edges); 379 POP_INSERT_PASSES () 380 NEXT_PASS (pass_simduid_cleanup); 381 NEXT_PASS (pass_vtable_verify); 382 NEXT_PASS (pass_lower_vaarg); 383 NEXT_PASS (pass_lower_vector); 384 NEXT_PASS (pass_lower_complex_O0); 385 NEXT_PASS (pass_sancov_O0); 386 NEXT_PASS (pass_lower_switch_O0); 387 NEXT_PASS (pass_asan_O0); 388 NEXT_PASS (pass_tsan_O0); 389 NEXT_PASS (pass_sanopt); 390 NEXT_PASS (pass_cleanup_eh); 391 NEXT_PASS (pass_lower_resx); 392 NEXT_PASS (pass_nrv); 393 NEXT_PASS (pass_cleanup_cfg_post_optimizing); 394 NEXT_PASS (pass_warn_function_noreturn); 395 NEXT_PASS (pass_gen_hsail); 396 397 NEXT_PASS (pass_expand); 398 399 NEXT_PASS (pass_rest_of_compilation); 400 PUSH_INSERT_PASSES_WITHIN (pass_rest_of_compilation) 401 NEXT_PASS (pass_instantiate_virtual_regs); 402 NEXT_PASS (pass_into_cfg_layout_mode); 403 NEXT_PASS (pass_jump); 404 NEXT_PASS (pass_lower_subreg); 405 NEXT_PASS (pass_df_initialize_opt); 406 NEXT_PASS (pass_cse); 407 NEXT_PASS (pass_rtl_fwprop); 408 NEXT_PASS (pass_rtl_cprop); 409 NEXT_PASS (pass_rtl_pre); 410 NEXT_PASS (pass_rtl_hoist); 411 NEXT_PASS (pass_rtl_cprop); 412 NEXT_PASS (pass_rtl_store_motion); 413 NEXT_PASS (pass_cse_after_global_opts); 414 NEXT_PASS (pass_rtl_ifcvt); 415 NEXT_PASS (pass_reginfo_init); 416 /* Perform loop optimizations. It might be better to do them a bit 417 sooner, but we want the profile feedback to work more 418 efficiently. */ 419 NEXT_PASS (pass_loop2); 420 PUSH_INSERT_PASSES_WITHIN (pass_loop2) 421 NEXT_PASS (pass_rtl_loop_init); 422 NEXT_PASS (pass_rtl_move_loop_invariants); 423 NEXT_PASS (pass_rtl_unroll_loops); 424 NEXT_PASS (pass_rtl_doloop); 425 NEXT_PASS (pass_rtl_loop_done); 426 POP_INSERT_PASSES () 427 NEXT_PASS (pass_web); 428 NEXT_PASS (pass_rtl_cprop); 429 NEXT_PASS (pass_cse2); 430 NEXT_PASS (pass_rtl_dse1); 431 NEXT_PASS (pass_rtl_fwprop_addr); 432 NEXT_PASS (pass_inc_dec); 433 NEXT_PASS (pass_initialize_regs); 434 NEXT_PASS (pass_ud_rtl_dce); 435 NEXT_PASS (pass_combine); 436 NEXT_PASS (pass_if_after_combine); 437 NEXT_PASS (pass_jump_after_combine); 438 NEXT_PASS (pass_partition_blocks); 439 NEXT_PASS (pass_outof_cfg_layout_mode); 440 NEXT_PASS (pass_split_all_insns); 441 NEXT_PASS (pass_lower_subreg2); 442 NEXT_PASS (pass_df_initialize_no_opt); 443 NEXT_PASS (pass_stack_ptr_mod); 444 NEXT_PASS (pass_mode_switching); 445 NEXT_PASS (pass_match_asm_constraints); 446 NEXT_PASS (pass_sms); 447 NEXT_PASS (pass_live_range_shrinkage); 448 NEXT_PASS (pass_sched); 449 NEXT_PASS (pass_early_remat); 450 NEXT_PASS (pass_ira); 451 NEXT_PASS (pass_reload); 452 NEXT_PASS (pass_postreload); 453 PUSH_INSERT_PASSES_WITHIN (pass_postreload) 454 NEXT_PASS (pass_postreload_cse); 455 NEXT_PASS (pass_gcse2); 456 NEXT_PASS (pass_split_after_reload); 457 NEXT_PASS (pass_ree); 458 NEXT_PASS (pass_compare_elim_after_reload); 459 NEXT_PASS (pass_branch_target_load_optimize1); 460 NEXT_PASS (pass_thread_prologue_and_epilogue); 461 NEXT_PASS (pass_rtl_dse2); 462 NEXT_PASS (pass_stack_adjustments); 463 NEXT_PASS (pass_jump2); 464 NEXT_PASS (pass_duplicate_computed_gotos); 465 NEXT_PASS (pass_sched_fusion); 466 NEXT_PASS (pass_peephole2); 467 NEXT_PASS (pass_if_after_reload); 468 NEXT_PASS (pass_regrename); 469 NEXT_PASS (pass_cprop_hardreg); 470 NEXT_PASS (pass_fast_rtl_dce); 471 NEXT_PASS (pass_reorder_blocks); 472 NEXT_PASS (pass_branch_target_load_optimize2); 473 NEXT_PASS (pass_leaf_regs); 474 NEXT_PASS (pass_split_before_sched2); 475 NEXT_PASS (pass_sched2); 476 NEXT_PASS (pass_stack_regs); 477 PUSH_INSERT_PASSES_WITHIN (pass_stack_regs) 478 NEXT_PASS (pass_split_before_regstack); 479 NEXT_PASS (pass_stack_regs_run); 480 POP_INSERT_PASSES () 481 POP_INSERT_PASSES () 482 NEXT_PASS (pass_late_compilation); 483 PUSH_INSERT_PASSES_WITHIN (pass_late_compilation) 484 NEXT_PASS (pass_compute_alignments); 485 NEXT_PASS (pass_variable_tracking); 486 NEXT_PASS (pass_free_cfg); 487 NEXT_PASS (pass_machine_reorg); 488 NEXT_PASS (pass_cleanup_barriers); 489 NEXT_PASS (pass_delay_slots); 490 NEXT_PASS (pass_split_for_shorten_branches); 491 NEXT_PASS (pass_convert_to_eh_region_ranges); 492 NEXT_PASS (pass_shorten_branches); 493 NEXT_PASS (pass_set_nothrow_function_flags); 494 NEXT_PASS (pass_dwarf2_frame); 495 NEXT_PASS (pass_final); 496 POP_INSERT_PASSES () 497 NEXT_PASS (pass_df_finish); 498 POP_INSERT_PASSES () 499 NEXT_PASS (pass_clean_state); 500 TERMINATE_PASS_LIST (all_passes) 501