From: J"orn Rennecke <amylaar@cygnus.co.uk>
Date: Mon, 2 Feb 1998 00:37:25 +0000 (+0000)
Subject: * loop.c (get_condition): Handle sign-extended constants.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=460f50dc1470348f6b74a4e73559d867aae534ee;p=gcc.git

* loop.c (get_condition): Handle sign-extended constants.

From-SVN: r17590
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 446844c1afe..890853e5a4a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Mon Feb  2 01:38:39 1998  J"orn Rennecke <amylaar@cygnus.co.uk>
+
+	* loop.c (get_condition): Handle sign-extended constants.
+
 Mon Feb  2 01:22:46 1998  Hans-Peter Nilsson  <hp@axis.se>
 
 	* expr.c (emit_push_insn): Add code to use movstrti if present.
diff --git a/gcc/loop.c b/gcc/loop.c
index 0fa3b4f0d2b..6aa748561b4 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -7075,15 +7075,17 @@ get_condition (jump, earliest)
 	    code = LT,	op1 = GEN_INT (const_val + 1);
 	  break;
 
+	/* When cross-compiling, const_val might be sign-extended from
+	   BITS_PER_WORD to HOST_BITS_PER_WIDE_INT */
 	case GE:
-	  if (const_val
+	  if ((const_val & max_val)
 	      != (((HOST_WIDE_INT) 1
 		   << (GET_MODE_BITSIZE (GET_MODE (op0)) - 1))))
 	    code = GT, op1 = GEN_INT (const_val - 1);
 	  break;
 
 	case LEU:
-	  if (uconst_val != max_val)
+	  if (uconst_val < max_val)
 	    code = LTU, op1 = GEN_INT (uconst_val + 1);
 	  break;