Re: Fix gcc.dg/lower-subreg-1.c failure, revisited.

2012-07-12 Thread Hans-Peter Nilsson
> From: Hans-Peter Nilsson > Date: Sun, 8 Jul 2012 01:02:34 +0200 PR rtl-optimization/53176 > * rtlanal.c (rtx_cost): Adjust default cost for X with a > UNITS_PER_WORD factor for all X according to the size of > its mode, not just for SUBREGs with untieable modes. >

Re: Fix gcc.dg/lower-subreg-1.c failure, revisited.

2012-07-08 Thread Richard Sandiford
Hans-Peter Nilsson writes: >> From: Richard Sandiford >> Date: Wed, 9 May 2012 11:14:49 +0200 > >> Hans-Peter Nilsson writes: >> >> From: Richard Sandiford >> >> Date: Tue, 1 May 2012 16:46:38 +0200 >> > >> >> To repeat: as things stand, very few targets define proper rtx costs >> >> for SET. >

Re: Fix gcc.dg/lower-subreg-1.c failure

2012-05-09 Thread Hans-Peter Nilsson
> From: Richard Sandiford > Date: Wed, 9 May 2012 11:14:49 +0200 > Hans-Peter Nilsson writes: > >> From: Richard Sandiford > >> Date: Tue, 1 May 2012 16:46:38 +0200 > > > >> To repeat: as things stand, very few targets define proper rtx costs > >> for SET. > > > > IMHO it's wrong to start blami

Re: Fix gcc.dg/lower-subreg-1.c failure

2012-05-09 Thread Richard Sandiford
Hans-Peter Nilsson writes: >> From: Richard Sandiford >> Date: Tue, 1 May 2012 16:46:38 +0200 > >> To repeat: as things stand, very few targets define proper rtx costs >> for SET. > > IMHO it's wrong to start blaming targets when rtx_cost doesn't > take the mode in account in the first place, for