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reload1.c (update_eliminables): Unconditionally check if frame_pointer_needed has changed. 

* reload1.c (update_eliminables): Unconditionally check if
	frame_pointer_needed has changed.

From-SVN: r58627
This commit is contained in:
Kazu Hirata 2002-10-29 17:47:12 +00:00 committed by Kazu Hirata
parent fc8dfa2066
commit 6bb8a3f75a
2 changed files with 5 additions and 4 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2002-10-29 Kazu Hirata <kazu@cs.umass.edu>
* reload1.c (update_eliminables): Unconditionally check if
frame_pointer_needed has changed.
Tue Oct 29 15:37:39 CET 2002 Jan Hubicka <jh@suse.cz>
* toplev.c (rest_of_compilation): Reorganize way reg_scan is called

4
gcc/reload1.c
View File

@ -3420,9 +3420,7 @@ static void
update_eliminables (pset)
HARD_REG_SET *pset;
{
#if HARD_FRAME_POINTER_REGNUM != FRAME_POINTER_REGNUM
int previous_frame_pointer_needed = frame_pointer_needed;
#endif
struct elim_table *ep;
for (ep = reg_eliminate; ep < &reg_eliminate[NUM_ELIMINABLE_REGS]; ep++)
@ -3487,12 +3485,10 @@ update_eliminables (pset)
}
}
#if HARD_FRAME_POINTER_REGNUM != FRAME_POINTER_REGNUM
/* If we didn't need a frame pointer last time, but we do now, spill
the hard frame pointer. */
if (frame_pointer_needed && ! previous_frame_pointer_needed)
SET_HARD_REG_BIT (*pset, HARD_FRAME_POINTER_REGNUM);
#endif
}
/* Initialize the table of registers to eliminate. */