* config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Increment.
(DWARF_FRAME_REGISTERS, DWARF_REG_TO_UNWIND_COLUMN): Adjust, so
that addition of sfp doesn't change these.
(FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
REG_ALLOC_ORDER): Add sfp.
(INT_REGNO_P): Include FRAME_POINTER_REGNUM.
(FRAME_POINTER_REGNUM): Define to 113.
(HARD_FRAME_POINTER_REGNUM): Define to 31.
(REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add sfp.
(STARTING_FRAME_OFFSET): Set to 0 for FRAME_GROWS_DOWNWARD.
(ELIMINABLE_REGS): Never eliminate to
FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM
instead. Add eliminations from FRAME_POINTER_REGNUM.
(REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P):
Include FRAME_POINTER_REGNUM.
(REGISTER_NAMES): Add sfp.
* config/rs6000/rs6000.c (rs6000_reg_names): Add sfp.
(alt_reg_names): Likewise.
(rs6000_stack_info): Handle FRAME_GROWS_DOWNWARD.
(rs6000_emit_prologue): Use HARD_FRAME_POINTER_REGNUM
instead of FRAME_POINTER_REGNUM.
(rs6000_initial_elimination_offset): Never eliminate to
FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM
instead. Add elimination offsets from FRAME_POINTER_REGNUM.
From-SVN: r101467
