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comparison gcc/loop-init.c @ 132:d34655255c78

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update gcc-8.2
author mir3636
date Thu, 25 Oct 2018 10:21:07 +0900
parents 84e7813d76e9
children 1830386684a0
comparison
equal deleted inserted replaced
130:e108057fa461 132:d34655255c78
1 /* Loop optimizer initialization routines and RTL loop optimization passes. 1 /* Loop optimizer initialization routines and RTL loop optimization passes.
2 Copyright (C) 2002-2017 Free Software Foundation, Inc. 2 Copyright (C) 2002-2018 Free Software Foundation, Inc.
3 3
4 This file is part of GCC. 4 This file is part of GCC.
5 5
6 GCC is free software; you can redistribute it and/or modify it under 6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free 7 the terms of the GNU General Public License as published by the Free
359 { 359 {
360 if (optimize > 0 360 if (optimize > 0
361 && (flag_move_loop_invariants 361 && (flag_move_loop_invariants
362 || flag_unswitch_loops 362 || flag_unswitch_loops
363 || flag_unroll_loops 363 || flag_unroll_loops
364 || (flag_branch_on_count_reg 364 || (flag_branch_on_count_reg && targetm.have_doloop_end ())
365 && targetm.have_doloop_end ()))) 365 || cfun->has_unroll))
366 return true; 366 return true;
367 else 367 else
368 { 368 {
369 /* No longer preserve loops, remove them now. */ 369 /* No longer preserve loops, remove them now. */
370 fun->curr_properties &= ~PROP_loops; 370 fun->curr_properties &= ~PROP_loops;
558 {} 558 {}
559 559
560 /* opt_pass methods: */ 560 /* opt_pass methods: */
561 virtual bool gate (function *) 561 virtual bool gate (function *)
562 { 562 {
563 return (flag_unroll_loops || flag_unroll_all_loops); 563 return (flag_unroll_loops || flag_unroll_all_loops || cfun->has_unroll);
564 } 564 }
565 565
566 virtual unsigned int execute (function *); 566 virtual unsigned int execute (function *);
567 567
568 }; // class pass_rtl_unroll_loops 568 }; // class pass_rtl_unroll_loops