From: Jim Wilson <wilson@gcc.gnu.org>
Date: Mon, 3 Apr 1995 22:00:32 +0000 (-0700)
Subject: (gen_shifty_op, case ASHIFTRT): Return 0 if shift count is not a constant.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9a4bdb86498b8c974e66198c0126ccfbccfee086;p=gcc.git

(gen_shifty_op, case ASHIFTRT): Return 0 if shift count is not a constant.

From-SVN: r9301
---

diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c
index 3f35b2f83fc..b41fd705478 100644
--- a/gcc/config/sh/sh.c
+++ b/gcc/config/sh/sh.c
@@ -1503,6 +1503,9 @@ gen_shifty_op (code, operands)
     {
       /* ??? This code should be moved elsewhere.  */
     case ASHIFTRT:
+      if (GET_CODE (operands[2]) != CONST_INT)
+	return 0;
+
       wrk = gen_reg_rtx (SImode);
 
       if (value == 31)