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(get_secondary_mem): Don't save address if it isn't valid.
author
Jim Wilson
<wilson@gcc.gnu.org>
Wed, 16 Dec 1992 19:19:12 +0000
(11:19 -0800)
committer
Jim Wilson
<wilson@gcc.gnu.org>
Wed, 16 Dec 1992 19:19:12 +0000
(11:19 -0800)
From-SVN: r2886
gcc/reload.c
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diff --git
a/gcc/reload.c
b/gcc/reload.c
index d440eeb69ec629ae0632b6bb4e4737f9160d1d71..f9b0a0ce3c3ac2576d06e291fa467210c7a484a0 100644
(file)
--- a/
gcc/reload.c
+++ b/
gcc/reload.c
@@
-431,7
+431,12
@@
get_secondary_mem (x, mode)
if (! mem_valid)
find_reloads_address (mode, NULL_PTR, XEXP (loc, 0), &XEXP (loc, 0), x, 0);
- secondary_memlocs_elim[(int) mode] = loc;
+ /* If the address was not valid to begin with, we can not save it, because
+ there is no guarantee that the reloads needed to make it valid will
+ occur before every use of this address. */
+
+ else
+ secondary_memlocs_elim[(int) mode] = loc;
return loc;
}