On Fri, May 5, 2023 at 11:38 AM Tamar Christina <Tamar.Christina@arm.com>
wrote:

> > -----Original Message-----
> > From: Jakub Jelinek <jakub@redhat.com>
> > Sent: Friday, May 5, 2023 4:33 PM
> > To: Tamar Christina <Tamar.Christina@arm.com>
> > Cc: Jeff Law <jeffreyalaw@gmail.com>; David Edelsohn <dje.gcc@gmail.com
> >;
> > GCC Patches <gcc-patches@gcc.gnu.org>
> > Subject: Re: [PATCH 5/5] match.pd: Use splits in makefile and make
> > configurable.
> >
> > On Fri, May 05, 2023 at 03:22:11PM +0000, Tamar Christina wrote:
> > > > We require GNU make, so perhaps we could use something like
> > > > $(wordlist
> > > > 1,$(NUM_MATCH_SPLITS),$(check_p_numbers))
> > > > instead of
> > > > $(shell seq 1 $(NUM_MATCH_SPLITS))
> > > > provided we move the check_p_numbers definition earlier (or perhaps
> > > > bettter rename it to something more generic, so that it is clear
> > > > that is a variable holding numbers from 1 to 9999.
> > >
> > > I'm currently testing
> > >
> > > NUM_MATCH_SPLITS = @DEFAULT_MATCHPD_PARTITIONS@ -
> > MATCH_SPLITS_SEQ =
> > > $(shell seq 1 $(NUM_MATCH_SPLITS))
> > > +MATCH_SPLITS_SEQ = $(shell echo {1..$(NUM_MATCH_SPLITS)})
> > >
> > > Which seems to work since it looks like we require an sh compatible
> shell.
> > >
> > > Question is this right? From the existing
> >
> > AIX /bin/sh certainly doesn't handle that.
>
> Wow, wonder what sh version it has..
>
> >
> > But what do I know about AIX...
>
> Same..
>

AIX defaults to Korn Shell.

I always use Bash on AIX to build GCC and recommend Bash in the GCC build
instructions for AIX.

Do we want to require Bash?  Bash is a more self-contained requirement than
seq from coreutils.

Thanks, David


>
> >
> > This seems to work and we use it already in the Makefile.
> > If something else works portably, we could change both spots...
> >
> > 2023-05-05  Jakub Jelinek  <jakub@redhat.com>
> >
> >       * Makefile.in (check_p_numbers): Rename to one_to_9999, move
> >       earlier with helper variables also renamed.
> >       (MATCH_SPLUT_SEQ): Use $(wordlist
> > 1,$(NUM_MATCH_SPLITS),$(one_to_9999))
> >       instead of $(shell seq 1 $(NUM_MATCH_SPLITS)).
> >       (check_p_subdirs): Use $(one_to_9999) instead of
> > $(check_p_numbers).
> >
> > --- gcc/Makefile.in.jj        2023-05-05 16:02:37.180575333 +0200
> > +++ gcc/Makefile.in   2023-05-05 17:20:27.923251821 +0200
> > @@ -214,9 +214,19 @@ rtl-ssa-warn = $(STRICT_WARN)
> > GCC_WARN_CFLAGS = $(LOOSE_WARN) $(C_LOOSE_WARN) $($(@D)-warn)
> > $(if $(filter-out $(STRICT_WARN),$($(@D)-warn)),,$(C_STRICT_WARN))
> > $(NOCOMMON_FLAG) $($@-warn)  GCC_WARN_CXXFLAGS =
> > $(LOOSE_WARN) $($(@D)-warn) $(NOCOMMON_FLAG) $($@-warn)
> >
> > +# 1 2 3 ... 9999
> > +one_to_9999_0:=1 2 3 4 5 6 7 8 9
> > +one_to_9999_1:=0 $(one_to_9999_0)
> > +one_to_9999_2:=$(foreach i,$(one_to_9999_0),$(addprefix
> > +$(i),$(one_to_9999_1))) one_to_9999_3:=$(addprefix
> > 0,$(one_to_9999_1))
> > +$(one_to_9999_2) one_to_9999_4:=$(foreach
> > +i,$(one_to_9999_0),$(addprefix $(i),$(one_to_9999_3)))
> > +one_to_9999_5:=$(addprefix 0,$(one_to_9999_3)) $(one_to_9999_4)
> > +one_to_9999_6:=$(foreach i,$(one_to_9999_0),$(addprefix
> > +$(i),$(one_to_9999_5)))
> > +one_to_9999:=$(one_to_9999_0) $(one_to_9999_2) $(one_to_9999_4)
> > +$(one_to_9999_6)
> > +
> >  # The number of splits to be made for the match.pd files.
> >  NUM_MATCH_SPLITS = @DEFAULT_MATCHPD_PARTITIONS@ -
> > MATCH_SPLITS_SEQ = $(shell seq 1 $(NUM_MATCH_SPLITS))
> > +MATCH_SPLITS_SEQ = $(wordlist
> > 1,$(NUM_MATCH_SPLITS),$(one_to_9999))
> >  GIMPLE_MATCH_PD_SEQ_SRC = $(patsubst %, gimple-match-%.cc,
> > $(MATCH_SPLITS_SEQ))  GIMPLE_MATCH_PD_SEQ_O = $(patsubst %, gimple-
> > match-%.o, $(MATCH_SPLITS_SEQ))  GENERIC_MATCH_PD_SEQ_SRC =
> > $(patsubst %, generic-match-%.cc, $(MATCH_SPLITS_SEQ)) @@ -4234,18
> > +4244,10 @@ $(patsubst %,%-subtargets,$(lang_checks)
> > check_p_tool=$(firstword $(subst _, ,$*))
> >  check_p_count=$(check_$(check_p_tool)_parallelize)
> >  check_p_subno=$(word 2,$(subst _, ,$*))
> > -check_p_numbers0:=1 2 3 4 5 6 7 8 9
> > -check_p_numbers1:=0 $(check_p_numbers0) -
> > check_p_numbers2:=$(foreach i,$(check_p_numbers0),$(addprefix
> > $(i),$(check_p_numbers1))) -check_p_numbers3:=$(addprefix
> > 0,$(check_p_numbers1)) $(check_p_numbers2) -
> > check_p_numbers4:=$(foreach i,$(check_p_numbers0),$(addprefix
> > $(i),$(check_p_numbers3))) -check_p_numbers5:=$(addprefix
> > 0,$(check_p_numbers3)) $(check_p_numbers4) -
> > check_p_numbers6:=$(foreach i,$(check_p_numbers0),$(addprefix
> > $(i),$(check_p_numbers5)))
> > -check_p_numbers:=$(check_p_numbers0) $(check_p_numbers2)
> > $(check_p_numbers4) $(check_p_numbers6)  check_p_subdir=$(subst _,,$*)
> > check_p_subdirs=$(wordlist 1,$(check_p_count),$(wordlist 1, \
> >               $(if
> > $(GCC_TEST_PARALLEL_SLOTS),$(GCC_TEST_PARALLEL_SLOTS),128), \
> > -             $(check_p_numbers)))
> > +             $(one_to_9999)))
>
> Thanks, If it works I'm happy, I can rebase my other patches to use this.
>
> Thank you!
>
> Regards,
> Tamar
>
> >
> >  # For parallelized check-% targets, this decides whether
> parallelization  # is
> > desirable (if -jN is used).  If desirable, recursive make is run with
> >
> >
> >       Jakub
>
>