[PATCH 4/8] [RS6000] rs6000_rtx_costs tidy break/return

[Alan Modra]

Ping.

On Tue, Jan 12, 2021 at 02:02:09PM +1030, Alan Modra wrote:
> Ping
> https://gcc.gnu.org/pipermail/gcc-patches/2020-October/555755.html
> 
> On Thu, Oct 08, 2020 at 09:27:56AM +1030, Alan Modra wrote:
> > Most cases use "return false" rather than breaking out of the switch.
> > Do so in all cases.
> > 
> > 	* config/rs6000/rs6000.c (rs6000_rtx_costs): Tidy break/return.
> > 
> > diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
> > index bc5e51aa5ce..383d2901c9f 100644
> > --- a/gcc/config/rs6000/rs6000.c
> > +++ b/gcc/config/rs6000/rs6000.c
> > @@ -21371,7 +21371,7 @@ rs6000_rtx_costs (rtx x, machine_mode mode, int outer_code,
> >  	*total = rs6000_cost->fp;
> >        else
> >  	*total = rs6000_cost->dmul;
> > -      break;
> > +      return false;
> >  
> >      case DIV:
> >      case MOD:
> > @@ -21539,7 +21539,7 @@ rs6000_rtx_costs (rtx x, machine_mode mode, int outer_code,
> >  	  *total = rs6000_cost->fp;
> >  	  return false;
> >  	}
> > -      break;
> > +      return false;
> >  
> >      case NE:
> >      case EQ:
> > @@ -21577,13 +21577,11 @@ rs6000_rtx_costs (rtx x, machine_mode mode, int outer_code,
> >  	  *total = 0;
> >  	  return true;
> >  	}
> > -      break;
> > +      return false;
> >  
> >      default:
> > -      break;
> > +      return false;
> >      }
> > -
> > -  return false;
> >  }
> >  
> >  /* Debug form of r6000_rtx_costs that is selected if -mdebug=cost.  */

-- 
Alan Modra
Australia Development Lab, IBM