[Bug rtl-optimization/69447] [5 Regression] wrong code with -O2 -fno-schedule-insns and mixed 8/16/32/64bit arithmetics @ armv7a

2016-01-28 Thread rth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69447

Richard Henderson  changed:

   What|Removed |Added

 Status|REOPENED|RESOLVED
 Resolution|--- |FIXED

--- Comment #21 from Richard Henderson  ---
Fixed.

[Bug rtl-optimization/69447] [5 Regression] wrong code with -O2 -fno-schedule-insns and mixed 8/16/32/64bit arithmetics @ armv7a

2016-01-28 Thread rth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69447

--- Comment #20 from Richard Henderson  ---
Author: rth
Date: Thu Jan 28 18:11:27 2016
New Revision: 232938

URL: https://gcc.gnu.org/viewcvs?rev=232938=gcc=rev
Log:
PR rtl-opt/69447

  * lra-remat.c (subreg_regs): New.
  (dump_candidates_and_remat_bb_data): Dump it.
  (operand_to_remat): Reject if operand in subreg_regs.
  (set_bb_regs): Collect subreg_regs.
  (lra_remat): Init and free subreg_regs.  Compute
  calculate_local_reg_remat_bb_data before create_cands.

Added:
branches/gcc-5-branch/gcc/testsuite/gcc.c-torture/execute/pr69447.c
Modified:
branches/gcc-5-branch/gcc/ChangeLog
branches/gcc-5-branch/gcc/lra-remat.c

[Bug rtl-optimization/69447] [5 Regression] wrong code with -O2 -fno-schedule-insns and mixed 8/16/32/64bit arithmetics @ armv7a

2016-01-28 Thread ktkachov at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69447

ktkachov at gcc dot gnu.org changed:

   What|Removed |Added

 CC||gcc at breakpoint dot cc

--- Comment #19 from ktkachov at gcc dot gnu.org ---
*** Bug 69124 has been marked as a duplicate of this bug. ***

[Bug rtl-optimization/69447] [5 Regression] wrong code with -O2 -fno-schedule-insns and mixed 8/16/32/64bit arithmetics @ armv7a

2016-01-28 Thread ktkachov at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69447

--- Comment #22 from ktkachov at gcc dot gnu.org ---
(In reply to Richard Henderson from comment #21)
> Fixed.

Thanks, but I think there's been some fallout in PR 69447.

[Bug rtl-optimization/69447] [5 Regression] wrong code with -O2 -fno-schedule-insns and mixed 8/16/32/64bit arithmetics @ armv7a

2016-01-27 Thread rth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69447

Richard Henderson  changed:

   What|Removed |Added

 Status|RESOLVED|REOPENED
 Resolution|FIXED   |---
Summary|[5/6 Regression] wrong code |[5 Regression] wrong code
   |with -O2|with -O2
   |-fno-schedule-insns and |-fno-schedule-insns and
   |mixed 8/16/32/64bit |mixed 8/16/32/64bit
   |arithmetics @ armv7a|arithmetics @ armv7a

--- Comment #18 from Richard Henderson  ---
Of course it should.  Overeager close.