Re: __intN patch 2/5: Fix assumptions about mode precisions

[DJ Delorie <dj at redhat dot com>]

> > gcc/
> > 	* cppbuiltin.c (define_builtin_macros_for_type_sizes): Round
> > 	pointer size up to a power of two.
> > 	* defaults.h (DWARF2_ADDR_SIZE): Round up.
> > 	(POINTER_SIZE_UNITS): New, rounded up value.
> > 	* dwarf2asm.c (size_of_encoded_value): Use it.
> > 	(dw2_output_indirect_constant_1): Likewise.
> > 	* expmed.c (init_expmed_one_conv): We now know the sizes of
> > 	partial int modes.
> > 	* loop-iv.c (iv_number_of_iterations): Use precision, not size.
> > 	* optabs.c (expand_float): Use precision, not size.
> > 	(expand_fix): Likewise.
> > 	* simplify-rtx (simplify_unary_operation_1): Likewise.
> > 	* tree-dfa.c (get_ref_base_and_extent): Likewise.
> > 	* varasm.c (assemble_addr_to_section): Round up pointer sizes.
> > 	(default_assemble_integer) Likewise.
> > 	(dump_tm_clone_pairs): Likewise.
> > 	* dwarf2out.c (mem_loc_descriptor): Allow partial-int modes also.
> > 	* var-tracking.c (adjust_mems): Allow partial-int modes also.
> > 	(prepare_call_arguments): Likewise.
> > 	* stor-layout.c (finalize_type_size): Preserve precision.
> > 	(layout_type): Use precision, not size.
> Didn't see a note if this had been boostrapped/regression tested 
> independently or not, but it's still good to go in my mind.  I strongly 
> suspect we'll find other places which need conversion and we can fault 
> in those fixes if/when we find them.

Thanks!  Committed.

(and I think I found another case to fix just today, which affects m32c :-P )