hppa: Don't allow large modes in hard registers

hppa: Don't allow large modes in hard registers

LRA has problems handling spills for OI and TI modes.  There are
issues with SUBREG support as well.

This change fixes gcc.c-torture/compile/pr92618.c with LRA.

2024-11-08  John David Anglin  <danglin@gcc.gnu.org>

gcc/ChangeLog:

	PR target/117238
	* config/pa/pa32-regs.h (PA_HARD_REGNO_MODE_OK): Don't allow
	mode size 32.  Limit mode size 16 in general registers to
	complex modes.