From: Andrew Cagney <cagney@redhat.com>
Date: Thu, 27 Jul 2000 09:39:50 +0000 (+0000)
Subject: * compile.c (decode): Distinguish inc/dec.[wl] and adds/subs
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0a17cd59446fd9191aa49369b8fd8b42a0c748cf;p=binutils-gdb.git

* compile.c (decode): Distinguish inc/dec.[wl] and adds/subs
correctly.
---

diff --git a/sim/h8300/ChangeLog b/sim/h8300/ChangeLog
index e3885dedb74..46f99722878 100644
--- a/sim/h8300/ChangeLog
+++ b/sim/h8300/ChangeLog
@@ -1,3 +1,8 @@
+2000-06-15  Kazu Hirata  <kazu@hxi.com>
+
+	* compile.c (decode): Distinguish inc/dec.[wl] and adds/subs
+	correctly.
+
 2000-06-20  Frank Ch. Eigler  <fche@redhat.com>
 
 	* compile.c: Don't include "wait.h".
diff --git a/sim/h8300/compile.c b/sim/h8300/compile.c
index bbd28e50084..3a22190fefc 100644
--- a/sim/h8300/compile.c
+++ b/sim/h8300/compile.c
@@ -219,7 +219,10 @@ decode (addr, data, dst)
 
 	      if (looking_for & DBIT)
 		{
-		  if ((looking_for & 5) != (thisnib & 5))
+		  /* Exclude adds/subs by looking at bit 0 and 2, and
+                     make sure the operand size, either w or l,
+                     matches by looking at bit 1.  */
+		  if ((looking_for & 7) != (thisnib & 7))
 		    goto fail;
 
 		  abs = (thisnib & 0x8) ? 2 : 1;
@@ -292,6 +295,8 @@ decode (addr, data, dst)
 		    case 0:
 		      abs = 1;
 		      break;
+		    default:
+		      goto fail;
 		    }
 		}
 	      else if (looking_for & L_8)