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(find_reloads_address): When check for out of range constant plus register... 

(find_reloads_address): When check for out of range constant plus
register, accept any hard register instead of just fp, ap, sp.

From-SVN: r10521
This commit is contained in:
Richard Kenner 1995-10-26 18:15:29 -04:00
parent a890884916
commit 1b4d2764e3
1 changed files with 8 additions and 10 deletions
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18
gcc/reload.c
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@ -4240,17 +4240,15 @@ find_reloads_address (mode, memrefloc, ad, loc, opnum, type, ind_levels)
return 0;
}
/* If we have address of a stack slot but it's not valid
(displacement is too large), compute the sum in a register. */
/* If we have address of a stack slot but it's not valid because the
displacement is too large, compute the sum in a register.
Handle all base registers here, not just fp/ap/sp, because on some
targets (namely SH) we can also get too large displacements from
big-endian corrections. */
else if (GET_CODE (ad) == PLUS
&& (XEXP (ad, 0) == frame_pointer_rtx
#if HARD_FRAME_POINTER_REGNUM != FRAME_POINTER_REGNUM
|| XEXP (ad, 0) == hard_frame_pointer_rtx
#endif
#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM
|| XEXP (ad, 0) == arg_pointer_rtx
#endif
|| XEXP (ad, 0) == stack_pointer_rtx)
&& GET_CODE (XEXP (ad, 0)) == REG
&& REGNO (XEXP (ad, 0)) < FIRST_PSEUDO_REGISTER
&& REG_OK_FOR_BASE_P (XEXP (ad, 0))
&& GET_CODE (XEXP (ad, 1)) == CONST_INT)
{
/* Unshare the MEM rtx so we can safely alter it. */