Remove use of __IWMMXT__.

sim/arm/ChangeLog

@@ -1,3 +1,18 @@
+2003-03-30  Nick Clifton  <nickc@redhat.com>
+
+	* configure.in (CON_FLAGS): Remove.
+	(COPRO): Unconditionally include iwmmxt.o.
+	* configure: Regenerate.
+	* Makefile.in (CON_FLAGS): Remove.
+	* armcopro.c: Remove use of __IWMMXT__ flag.
+	* wrapper.c: Likewise.
+	* armemu.c: Likewise.
+	Add explanatory comment for suppressed code.
+
+2003-03-27  Nick Clifton  <nickc@redhat.com>
+
+	* armos.c (ARMul_OsHandleSWI): Catch SWIs for unhandled vectors.
+
 2003-03-27  Nick Clifton  <nickc@redhat.com>
 
 	* configure.in: (CON_FLAGS): Define and intialise.
@@ -15,7 +30,6 @@
 	(ARMul_Abort): Catch branches through uninitialised vectors.
 	* armos.c (softevtorcode): Update comment.
 	(ARMul_OsInit): Use ARMUndefinedInstrV.
-	(ARMul_OsHandleSWI): Catch SWIs for unhandled vectors.
 	* wrapper.c (sim_create_inferior): Handle iWMMXt processor type.
 	(sim_store_register): Handle iWMMXt registers.
 	(sim_fetch_register): Handle iWMMXt registers.

sim/arm/Makefile.in

@@ -34,10 +34,6 @@ armcopro.o: armcopro.c armdefs.h
 maverick.o: maverick.c armdefs.h
 iwmmxt.o: iwmmxt.c iwmmxt.h armdefs.h
 
-CON_FLAGS=@CON_FLAGS@
-
-ALL_CFLAGS += $(CON_FLAGS)
-
 armemu26.o: armemu.c armdefs.h armemu.h 
 	$(CC) -c $(srcdir)/armemu.c -o armemu26.o $(ALL_CFLAGS)
 

sim/arm/armcopro.c

@@ -19,9 +19,7 @@
 #include "armos.h"
 #include "armemu.h"
 #include "ansidecl.h"
-#ifdef __IWMMXT__
 #include "iwmmxt.h"
-#endif
 
 /* Dummy Co-processors.  */
 
@@ -1368,7 +1366,6 @@ ARMul_CoProInit (ARMul_State * state)
 			 MMUMRC, MMUMCR, NULL, MMURead, MMUWrite);
     }
 
-#ifdef __IWMMXT__
   if (state->is_iWMMXt)
     {
       ARMul_CoProAttach (state, 0, NULL, NULL, IwmmxtLDC, IwmmxtSTC,
@@ -1377,7 +1374,7 @@ ARMul_CoProInit (ARMul_State * state)
       ARMul_CoProAttach (state, 1, NULL, NULL, NULL, NULL,
 			 IwmmxtMRC, IwmmxtMCR, IwmmxtCDP, NULL, NULL);
     }
-#endif
+
   /* No handlers below here.  */
 
   /* Call all the initialisation routines.  */

sim/arm/armemu.c

@@ -19,9 +19,7 @@
 #include "armdefs.h"
 #include "armemu.h"
 #include "armos.h"
-#ifdef __IWMMXT__
 #include "iwmmxt.h"
-#endif
 
 static ARMword  GetDPRegRHS         (ARMul_State *, ARMword);
 static ARMword  GetDPSRegRHS        (ARMul_State *, ARMword);
@@ -377,14 +375,12 @@ ARMul_Emulate26 (ARMul_State * state)
 
       if (state->EventSet)
 	ARMul_EnvokeEvent (state);
-#if 0
+#if 0 /* Enable this for a helpful bit of debugging when tracing is needed.  */
-      /* Enable this for a helpful bit of debugging when tracing is needed.  */
       fprintf (stderr, "pc: %x, instr: %x\n", pc & ~1, instr);
       if (instr == 0)
 	abort ();
 #endif
-#ifdef __IWMMXT__
+#if 0 /* Enable this code to help track down stack alignment bugs.  */
-#if 0
       {
 	static ARMword old_sp = -1;
 
@@ -395,7 +391,6 @@ ARMul_Emulate26 (ARMul_State * state)
 		     pc & ~1, old_sp, (old_sp % 8) ? " [UNALIGNED!]" : "");
 	  }
       }
-#endif
 #endif
 
       if (state->Exception)
@@ -509,12 +504,10 @@ ARMul_Emulate26 (ARMul_State * state)
 	      else if ((instr & 0xFC70F000) == 0xF450F000)
 		/* The PLD instruction.  Ignored.  */
 		goto donext;
-#ifdef __IWMMXT__
 	      else if (   ((instr & 0xfe500f00) == 0xfc100100)
 		       || ((instr & 0xfe500f00) == 0xfc000100))
 		/* wldrw and wstrw are unconditional.  */
 		goto mainswitch;
-#endif
 	      else
 		/* UNDEFINED in v5, UNPREDICTABLE in v3, v4, non executed in v1, v2.  */
 		ARMul_UndefInstr (state, instr);
@@ -712,10 +705,9 @@ check_PMUintr:
 		      goto donext;
 		    }
 		}
-#ifdef __IWMMXT__
+
 	      if (ARMul_HandleIwmmxt (state, instr))
 		goto donext;
-#endif
 	    }
 
 	  switch ((int) BITS (20, 27))

sim/arm/configure

@@ -3534,15 +3534,7 @@ fi
 done
 
 
-COPRO="armcopro.o maverick.o"
+COPRO="armcopro.o maverick.o iwmmxt.o"
-CON_FLAGS=  
-case x$target_alias in
-	xxscale-*)
-		COPRO="armcopro.o maverick.o iwmmxt.o"
-		CON_FLAGS=-D__IWMMXT__
-		;;
-esac
-
 
 
 
@@ -3756,7 +3748,6 @@ s%@sim_stdio@%$sim_stdio%g
 s%@sim_trace@%$sim_trace%g
 s%@sim_profile@%$sim_profile%g
 s%@EXEEXT@%$EXEEXT%g
-s%@CON_FLAGS@%$CON_FLAGS%g
 s%@COPRO@%$COPRO%g
 
 CEOF

sim/arm/configure.in

@@ -7,16 +7,8 @@ SIM_AC_COMMON
 
 AC_CHECK_HEADERS(unistd.h)
 
-COPRO="armcopro.o maverick.o"
+COPRO="armcopro.o maverick.o iwmmxt.o"
-CON_FLAGS=  
-case x$target_alias in
-	xxscale-*)
-		COPRO="armcopro.o maverick.o iwmmxt.o"
-		CON_FLAGS=-D__IWMMXT__
-		;;
-esac
 
-AC_SUBST(CON_FLAGS)
 AC_SUBST(COPRO)
 
 SIM_AC_OUTPUT

sim/arm/wrapper.c

@@ -505,7 +505,6 @@ sim_store_register (sd, rn, memory, length)
       memcpy (&DSPsc, memory, sizeof DSPsc);
       return sizeof DSPsc;
 
-#ifdef __IWMMXT__
     case SIM_ARM_IWMMXT_COP0R0_REGNUM:
     case SIM_ARM_IWMMXT_COP0R1_REGNUM:
     case SIM_ARM_IWMMXT_COP0R2_REGNUM:
@@ -539,7 +538,7 @@ sim_store_register (sd, rn, memory, length)
     case SIM_ARM_IWMMXT_COP1R14_REGNUM:
     case SIM_ARM_IWMMXT_COP1R15_REGNUM:
       return Store_Iwmmxt_Register (rn - SIM_ARM_IWMMXT_COP0R0_REGNUM, memory);
-#endif
+
     default:
       return 0;
     }
@@ -619,7 +618,6 @@ sim_fetch_register (sd, rn, memory, length)
       memcpy (memory, & DSPsc, sizeof DSPsc);
       return sizeof DSPsc;
 
-#ifdef __IWMMXT__
     case SIM_ARM_IWMMXT_COP0R0_REGNUM:
     case SIM_ARM_IWMMXT_COP0R1_REGNUM:
     case SIM_ARM_IWMMXT_COP0R2_REGNUM:
@@ -653,7 +651,7 @@ sim_fetch_register (sd, rn, memory, length)
     case SIM_ARM_IWMMXT_COP1R14_REGNUM:
     case SIM_ARM_IWMMXT_COP1R15_REGNUM:
       return Fetch_Iwmmxt_Register (rn - SIM_ARM_IWMMXT_COP0R0_REGNUM, memory);
-#endif
+
     default:
       return 0;
     }