From: Doug Evans <dje@gnu.org>
Date: Fri, 24 Sep 1993 19:49:57 +0000 (+0000)
Subject: * loop.c: (invariant_p, case REG): hard_frame_pointer_rtx is invariant.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6fa4004a0cb37854350172c0cf72d9b91eb87aae;p=gcc.git

* loop.c: (invariant_p, case REG): hard_frame_pointer_rtx is invariant.

From-SVN: r5461
---

diff --git a/gcc/loop.c b/gcc/loop.c
index 989df7b119c..6f68b58c5b3 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -2661,7 +2661,8 @@ invariant_p (x)
     case REG:
       /* We used to check RTX_UNCHANGING_P (x) here, but that is invalid
 	 since the reg might be set by initialization within the loop.  */
-      if (x == frame_pointer_rtx || x == arg_pointer_rtx)
+      if (x == frame_pointer_rtx || x == hard_frame_pointer_rtx
+	  || x == arg_pointer_rtx)
 	return 1;
       if (loop_has_call
 	  && REGNO (x) < FIRST_PSEUDO_REGISTER && call_used_regs[REGNO (x)])