Re: [PATCH] Add PR55430 testcase (PR middle-end/55430)

[Vladimir Makarov <vmakarov at redhat dot com>]

On 12-11-23 9:44 AM, Jakub Jelinek wrote:
> Hi!
>
> On Thu, Nov 22, 2012 at 08:29:36PM -0500, Vladimir Makarov wrote:
> >    The following patch fixes
> >
> > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55430
> >
> >    The patch was successfully bootstrapped and tested on x86/x86-64.
> >
> >    Committed as rev. 193742.
> >
> > 2012-11-22  Vladimir Makarov  <vmakarov@redhat.com>
> >
> >          PR middle-end/55430
> >          * lra.c: Move #include "hard-reg-set.h" before #include "rtl.h".
> >          (new_insn_reg): Update biggest_mode.
> >          (collect_non_operand_hard_regs): Check eliminable regs too.
> >          (initialize_lra_reg_info_element): Initialize biggest_mode.
> >          (add_regs_to_insn_regno_info): Ignore non-allocatable
> >          non-eliminable hard regs.
> >          (lra.c): Move setting lra_no_alloc_regs before
> >          init_insn_recog_data.
> >          * lra-constraints.c (simplify_operand_subreg): Add a comment.
> >          (lra_constraints): Ignore equivalent memory of
> >          regs occuring in paradoxical subregs.
> >          * lra-lives.c (lra_create_live_ranges): Add a comment.
> You haven't committed a testcase for this.  I've adjusted my testcase
> to match what e.g. gcc.dg/20030711-1.c testcase does (to make sure it
> will work even on weirdo effective target mmap targets).  Ok for trunk?
Sure, Jakub.  You  are more experienced in adding tests than me.