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Re: [RX] Fix PR 83831 -- Unused bclr, bnot, bset insns
On Tue, 2018-02-13 at 17:04 +0000, Nick Clifton wrote:
>
> > gcc/ChangeLog:
> >
> > PR target/83831
> > * config/rx/rx-protos.h (rx_reg_dead_or_unused_after_insn,
> > rx_copy_reg_dead_or_unused_notes, rx_fuse_in_memory_bitop): New
> > declarations.
> > (set_of_reg): New struct.
> > (rx_find_set_of_reg, rx_find_use_of_reg): New functions.
> > * config/rx/rx.c (rx_reg_dead_or_unused_after_insn,
> > rx_copy_reg_dead_or_unused_notes, rx_fuse_in_memory_bitop): New
> > functions.
> > * config/rx/rx.md (andsi3, iorsi3, xorsi3): Convert to insn_and_split.
> > Split into bitclr, bitset, bitinvert patterns if appropriate.
> > (*bitset, *bitinvert, *bitclr): Convert to named insn_and_split and
> > use rx_fuse_in_memory_bitop.
> > (*bitset_in_memory, *bitinvert_in_memory, *bitclr_in_memory): Convert
> > to named insn, correct maximum insn length.
> >
> > gcc/testsuite/ChangeLog:
> >
> > PR target/83831
> > * gcc.target/rx/pr83831.c: New tests.
> Approved - please apply - and thanks very much for doing this!
Thanks! Committed as r257655.
Cheers,
Oleg