Jakub Jelinek <ja...@redhat.com> writes: > 2011-09-06 Jakub Jelinek <ja...@redhat.com> > > PR debug/50299 > * calls.c (load_register_parameters): Use use_reg_mode instead > of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE > entry. > (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument > for stack CALL_INSN_FUNCTION_USAGE uses. > * expr.h (use_reg_mode): New prototype. > (use_reg): Changed into inline around use_reg_mode. > * expr.c (use_reg): Renamed to... > (use_reg_mode): ... this. Added MODE argument, set EXPR_LIST > mode to that mode instead of VOIDmode. > * var-tracking.c (prepare_call_arguments): Don't track parameters > whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible > to it using lowpart_subreg. Convert VALUE and REG/MEM to the > EXPR_LIST mode.
Looks good to me FWIW, but I can't approve it. Richard
