arch,sparc: Get rid of the unused checkVecEnableFault mechanism.

The method was only defined in SPARC, and SPARC does not use the vector
register file.

Change-Id: I4112eadaecb1f1c6c6db12975bec0cd1fa245d6c
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/48715
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Boris Shingarov <shingarov@labware.com>
Maintainer: Gabe Black <gabe.black@gmail.com>

src/arch/isa_parser/isa_parser.py

@@ -464,8 +464,6 @@ class InstObjParams(object):
         # function (which should be provided by isa_desc via a declare)
         if 'IsFloating' in self.flags:
             self.fp_enable_check = 'fault = checkFpEnableFault(xc);'
-        elif 'IsVector' in self.flags:
-            self.fp_enable_check = 'fault = checkVecEnableFault(xc);'
         else:
             self.fp_enable_check = ''
 

src/arch/sparc/isa/base.isa

@@ -136,12 +136,6 @@ output exec {{
             return NoFault;
         }
     }
-
-    static inline Fault
-    checkVecEnableFault(ExecContext *xc)
-    {
-        return std::make_shared<VecDisabled>();
-    }
 }};