? .pc
? patches
Index: Changelog
===================================================================
RCS file: /sources/qemu/qemu/Changelog,v
retrieving revision 1.115
diff -u -r1.115 Changelog
--- Changelog	30 Apr 2006 21:28:35 -0000	1.115
+++ Changelog	2 May 2006 20:14:20 -0000
@@ -8,6 +8,8 @@
   - Solaris port (Ben Taylor)
   - Preliminary SH4 target (Samuel Tardieu)
   - VNC server (Anthony Liguori)
+  - Fix undefined instruction handling
+    for gdb and soft stepping (Jason Wessel)
 
 version 0.8.0:
 
Index: target-arm/translate.c
===================================================================
RCS file: /sources/qemu/qemu/target-arm/translate.c,v
retrieving revision 1.41
diff -u -r1.41 translate.c
--- target-arm/translate.c	9 Apr 2006 14:38:57 -0000	1.41
+++ target-arm/translate.c	2 May 2006 20:14:20 -0000
@@ -1589,6 +1589,15 @@
         case 0x5:
         case 0x6:
         case 0x7:
+            /* Check for undefined extension instructions 
+             * per the ARM Bible IE:
+             * xxxx 0111 1111 xxxx  xxxx xxxx 1111 xxxx
+             */
+            sh = (0xf << 20) | (0xf << 4); 
+            if (op1 == 0x7 && ((insn & sh) == sh))
+            {
+                goto illegal_op;
+            }
             /* load/store byte/word */
             rn = (insn >> 16) & 0xf;
             rd = (insn >> 12) & 0xf;