[RFC: Patch, PR 60102] [4.9/4.10 Regression] powerpc fp-bit ices@dwf_regno

[Ulrich Weigand]

David Edelsohn wrote:
> On Fri, Aug 1, 2014 at 2:03 PM, rohitarulraj@freescale.com
> <rohitarulraj@freescale.com> wrote:
> > [libgcc]
> > 2014-07-31  Rohit  <rohitarulraj@freescale.com>
> >         * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Update
> >           based on change in SPE high register numbers and 3 HTM registers.
> >
> > [gcc]
> > 2014-07-31  Rohit  <rohitarulraj@freescale.com>
> >         * config/rs6000/rs6000.c
> >           (rs6000_reg_names) : Add SPE high register names.
> >           (alt_reg_names) : Likewise.
> >           (rs6000_dwarf_register_span) : For SPE high registers, replace
> >           dwarf register numbers with GCC hard register numbers.
> >           (rs6000_init_dwarf_reg_sizes_extra) : Likewise.
> >           (rs6000_dbx_register_number): For SPE high registers, return dwarf
> >           register number for the corresponding GCC hard register number.
> >
> >         * config/rs6000/rs6000.h
> >           (FIRST_PSEUDO_REGISTER) : Update based on 32 newly added GCC hard
> >           register numbers for SPE high registers.
> >           (DWARF_FRAME_REGISTERS) :  Likewise.
> >           (DWARF_REG_TO_UNWIND_COLUMN) : Likewise.
> >           (DWARF_FRAME_REGNUM) : Likewise.
> >           (FIXED_REGISTERS) : Likewise.
> >           (CALL_USED_REGISTERS) : Likewise.
> >           (CALL_REALLY_USED_REGISTERS) : Likewise.
> >           (REG_ALLOC_ORDER) : Likewise.
> >           (enum reg_class) : Likewise.
> >           (REG_CLASS_NAMES) : Likewise.
> >           (REG_CLASS_CONTENTS) : Likewise.
> >           (SPE_HIGH_REGNO_P) : New macro to identify SPE high registers.
> >
> >         * gcc.target/powerpc/pr60102.c: New testcase.
> 
> The patch is okay with me if Uli is satisfied.

Yes, this is fine with me.

Bye,
Ulrich

-- 
  Dr. Ulrich Weigand
  GNU/Linux compilers and toolchain
  Ulrich.Weigand@de.ibm.com