Re: [PATCH v2 5/7] cse support for clobber_high

[Jeff Law]

On 07/26/2018 03:13 AM, Alan Hayward wrote:
> The cse specific changes for clobber_high.
> 
> 2018-07-25  Alan Hayward  <alan.hayw...@arm.com>
> 
>       * cse.c (invalidate_reg): New function extracted from...
>       (invalidate): ...here.
>       (canonicalize_insn): Check for clobber high.
>       (invalidate_from_clobbers): invalidate clobber highs.
>       (invalidate_from_sets_and_clobbers): Likewise.
>       (count_reg_usage): Check for clobber high.
>       (insn_live_p): Likewise.
>       * cselib.c (cselib_expand_value_rtx_1):Likewise.
>       (cselib_invalidate_regno): Check for clobber in setter.
>       (cselib_invalidate_rtx): Pass through setter.
>       (cselib_invalidate_rtx_note_stores):
>       (cselib_process_insn): Check for clobber high.
>       * cselib.h (cselib_invalidate_rtx): Add operand.
OK.
jeff