Workaround StrongARM bug in PLP macro

Detail:
  Conditional MSR bug applied to the version of PLP that's used when both
  pre-ARMv3 and 32-bit compatibility is required (e.g. disc builds).
Admin:
  Spotted by Sprow

Version 2.32. Tagged as 'HdrSrc-2_32'

VersionNum

-/* (2.31)
+/* (2.32)
  *
  * This file is automatically maintained by srccommit, do not edit manually.
  * Last processed by srccommit version: 1.1.
  *
  */
-#define Module_MajorVersion_CMHG        2.31
+#define Module_MajorVersion_CMHG        2.32
 #define Module_MinorVersion_CMHG        
-#define Module_Date_CMHG                06 Aug 2013
+#define Module_Date_CMHG                24 Aug 2013
 
-#define Module_MajorVersion             "2.31"
-#define Module_Version                  231
+#define Module_MajorVersion             "2.32"
+#define Module_Version                  232
 #define Module_MinorVersion             ""
-#define Module_Date                     "06 Aug 2013"
+#define Module_Date                     "24 Aug 2013"
 
-#define Module_ApplicationDate          "06-Aug-13"
+#define Module_ApplicationDate          "24-Aug-13"
 
 #define Module_ComponentName            "HdrSrc"
 #define Module_ComponentPath            "castle/RiscOS/Sources/Programmer/HdrSrc"
 
-#define Module_FullVersion              "2.31"
-#define Module_HelpVersion              "2.31 (06 Aug 2013)"
-#define Module_LibraryVersionInfo       "2:31"
+#define Module_FullVersion              "2.32"
+#define Module_HelpVersion              "2.32 (24 Aug 2013)"
+#define Module_LibraryVersionInfo       "2:32"

hdr/CPU/Generic32

@@ -257,7 +257,7 @@ usereg  SETS    "$register"
   ]
       [ NoARMv3
 $label  TEQ     pc, pc                         ; Can only PLP in non user mode
-        mymsr   EQ, CPSR_c, $usereg, , safe    ; Is a NOP pre ARMv3
+        mymsr   EQ, CPSR_c, $usereg, , unsafe  ; Is a NOP pre ARMv3
         TEQNEP  $usereg, PC
         NOP
       |