[SH][committed] Remove SH5 support in compiler

[Oleg Endo]

On Sat, 2016-04-30 at 10:58 +0900, Oleg Endo wrote:
> On Fri, 2016-04-29 at 23:11 +0900, Oleg Endo wrote:
> > On Fri, 2016-04-29 at 19:45 +0900, Oleg Endo wrote:
> > > On Thu, 2016-04-28 at 10:27 +0900, Oleg Endo wrote:
> > > 
> > > > The removal of SH5 support from GCC has been announced here
> > > > https://gcc.gnu.org/ml/gcc/2015-08/msg00101.html
> > > > 
> > > > The attached patch removes support for SH5 in the compiler back
> > > > end. 
> > > >  There are still some leftovers and new simplification
> > > > opportunities.
> > > >  These will be addressed in later follow up patches.
> > > > 
> > > > Tested on sh-elf with
> > > > 
> > > > make -k check RUNTESTFLAGS="--target_board=sh-sim\{-m2/-ml,-m2/
> > > > -mb,
> > > > -m2a/-mb,-m4/-ml,-m4/-mb,-m4a/-ml,-m4a/-mb}"
> > > 
> > > The attached patch removes some leftovers and reinstantes the
> > > divsf3
> > > expander pattern which got accidentally deleted by the previous 
> > > patch.
> > 
> > The attached patch removes SH5 support from libgcc.
> > Tested as above.  Committed as r235640.
> 
> The attached patch removes SH5 checks in the testsuite.
> Committed as r235673.

The attached patch removes some remaining superfluous TARGET_SH1
checks.  Tested with

make -k check-gcc RUNTESTFLAGS="--target_board=sh-sim\{-m2/-ml,-m2/-mb,
-m2a/-mb,-m4/-ml,-m4/-mb,-m4a/-ml,-m4a/-mb}";

Committed as r235674.

Cheers,
Oleg

gcc/ChangeLog:
	* config/sh/sh.c (register_sh_passes, sh_option_override,
	sh_print_operand, prepare_move_operands,
	sh_can_follow_jump): Remove TARGET_SH1 checks.
	* config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
	PROMOTE_MODE): Likewise.
	* config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
	movdi): Likewise.
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