mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.

* config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
* config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.

From-SVN: r50898

gcc/ChangeLog

 2002-03-16  Alexandre Oliva  <aoliva@redhat.com>
 
+	* config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
+	* config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
+
 	* config/mips/mips.md (addsi3, adddi3): Use scratch register to
 	add register to non-constant into sp.
 

gcc/config/mips/mips.h

@@ -660,7 +660,7 @@ extern void		sbss_section PARAMS ((void));
 				)
 
 /* ISA has conditional trap instructions.  */
-#define ISA_HAS_COND_TRAP	(mips_isa >= 2)
+#define ISA_HAS_COND_TRAP	(mips_isa >= 2 && ! TARGET_MIPS16)
 
 /* ISA has multiply-accumulate instructions, madd and msub.  */
 #define ISA_HAS_MADD_MSUB       (mips_isa == 32                         \

gcc/config/mips/mips.md

@@ -546,6 +546,8 @@
 {
   if (ISA_HAS_COND_TRAP)
     return \"teq\\t$0,$0\";
+  else if (TARGET_MIPS16)
+    return \"break 0\";
   else
     return \"break\";
 }")