* dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
* final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
(final_scan_insn): Update call of alter_subreg.
(cleanup_subreg_operands): Likewise.
(alter_subreg): Rewrite using simplify_subreg.
(output_address, output_operand): Update call of alter_subreg.
* output.h (alter_subreg): Update prototype.
* sdbout.c (sdbout_symbol): Update call of alter_subreg.
* simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
* Makefile.in (final.o): Add depdendancy on expr.h
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47013 138bc75d-0d04-0410-961f-82ee72b054a4