* local-alloc.c: (find_free_reg): Make sure we will always be able
to eliminate FRAME_POINTER_REGNUM into HARD_FRAME_POINTER_REGNUM.
From-SVN: r5460
#ifdef ELIMINABLE_REGS
for (i = 0; i < sizeof eliminables / sizeof eliminables[0]; i++)
SET_HARD_REG_BIT (used, eliminables[i].from);
+#if FRAME_POINTER_REGNUM != HARD_FRAME_POINTER_REGNUM
+ /* If FRAME_POINTER_REGNUM is not a real register, then protect the one
+ that it might be eliminated into. */
+ SET_HARD_REG_BIT (used, HARD_FRAME_POINTER_REGNUM);
+#endif
#else
SET_HARD_REG_BIT (used, FRAME_POINTER_REGNUM);
#endif