2123a9a50f
This patch uses scalar_int_modes for:
/* If I2 is setting a pseudo to a constant and I3 is setting some
sub-part of it to another constant, merge them by making a new
constant. */
This was already implicit, but the danger with checking only
CONST_SCALAR_INT_P is that it can include CC values too.
2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
gcc/
* combine.c (try_combine): Use is_a <scalar_int_mode> when
trying to combine a full-register integer set with a subreg
integer set.
Co-Authored-By: Alan Hayward <alan.hayward@arm.com>
Co-Authored-By: David Sherwood <david.sherwood@arm.com>
From-SVN: r251510
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